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Module : {}; + +var moduleOverrides = {}; + +var key; + +for (key in Module) { + if (Module.hasOwnProperty(key)) { + moduleOverrides[key] = Module[key]; + } +} + +var arguments_ = []; + +var thisProgram = "./this.program"; + +var quit_ = function(status, toThrow) { + throw toThrow; +}; + +var ENVIRONMENT_IS_WEB = false; + +var ENVIRONMENT_IS_WORKER = false; + +var ENVIRONMENT_IS_NODE = false; + +var ENVIRONMENT_IS_SHELL = false; + +ENVIRONMENT_IS_WEB = typeof window === "object"; + +ENVIRONMENT_IS_WORKER = typeof importScripts === "function"; + +ENVIRONMENT_IS_NODE = typeof process === "object" && typeof process.versions === "object" && typeof process.versions.node === "string"; + +ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER; + +if (Module["ENVIRONMENT"]) { + throw new Error("Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -s ENVIRONMENT=web or -s ENVIRONMENT=node)"); +} + +var ENVIRONMENT_IS_PTHREAD = Module["ENVIRONMENT_IS_PTHREAD"] || false; + +if (ENVIRONMENT_IS_PTHREAD) { + buffer = Module["buffer"]; +} + +var _scriptDir = typeof document !== "undefined" && document.currentScript ? document.currentScript.src : undefined; + +if (ENVIRONMENT_IS_WORKER) { + _scriptDir = self.location.href; +} else if (ENVIRONMENT_IS_NODE) { + _scriptDir = __filename; +} + +var scriptDirectory = ""; + +function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; +} + +var read_, readAsync, readBinary, setWindowTitle; + +var nodeFS; + +var nodePath; + +if (ENVIRONMENT_IS_NODE) { + if (ENVIRONMENT_IS_WORKER) { + scriptDirectory = require("path").dirname(scriptDirectory) + "/"; + } else { + scriptDirectory = __dirname + "/"; + } + read_ = function shell_read(filename, binary) { + if (!nodeFS) nodeFS = require("fs"); + if (!nodePath) nodePath = require("path"); + filename = nodePath["normalize"](filename); + return nodeFS["readFileSync"](filename, binary ? null : "utf8"); + }; + readBinary = function readBinary(filename) { + var ret = read_(filename, true); + if (!ret.buffer) { + ret = new Uint8Array(ret); + } + assert(ret.buffer); + return ret; + }; + if (process["argv"].length > 1) { + thisProgram = process["argv"][1].replace(/\\/g, "/"); + } + arguments_ = process["argv"].slice(2); + if (typeof module !== "undefined") { + module["exports"] = Module; + } + process["on"]("uncaughtException", function(ex) { + if (!(ex instanceof ExitStatus)) { + throw ex; + } + }); + process["on"]("unhandledRejection", abort); + quit_ = function(status) { + process["exit"](status); + }; + Module["inspect"] = function() { + return "[Emscripten Module object]"; + }; + var nodeWorkerThreads; + try { + nodeWorkerThreads = require("worker_threads"); + } catch (e) { + console.error('The "worker_threads" module is not supported in this node.js build - perhaps a newer version is needed?'); + throw e; + } + global.Worker = nodeWorkerThreads.Worker; +} else if (ENVIRONMENT_IS_SHELL) { + if (typeof read != "undefined") { + read_ = function shell_read(f) { + return read(f); + }; + } + readBinary = function readBinary(f) { + var data; + if (typeof readbuffer === "function") { + return new Uint8Array(readbuffer(f)); + } + data = read(f, "binary"); + assert(typeof data === "object"); + return data; + }; + if (typeof scriptArgs != "undefined") { + arguments_ = scriptArgs; + } else if (typeof arguments != "undefined") { + arguments_ = arguments; + } + if (typeof quit === "function") { + quit_ = function(status) { + quit(status); + }; + } + if (typeof print !== "undefined") { + if (typeof console === "undefined") console = {}; + console.log = print; + console.warn = console.error = typeof printErr !== "undefined" ? printErr : print; + } +} else if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { + if (ENVIRONMENT_IS_WORKER) { + scriptDirectory = self.location.href; + } else if (typeof document !== "undefined" && document.currentScript) { + scriptDirectory = document.currentScript.src; + } + if (scriptDirectory.indexOf("blob:") !== 0) { + scriptDirectory = scriptDirectory.substr(0, scriptDirectory.lastIndexOf("/") + 1); + } else { + scriptDirectory = ""; + } + if (ENVIRONMENT_IS_NODE) { + read_ = function shell_read(filename, binary) { + if (!nodeFS) nodeFS = require("fs"); + if (!nodePath) nodePath = require("path"); + filename = nodePath["normalize"](filename); + return nodeFS["readFileSync"](filename, binary ? null : "utf8"); + }; + readBinary = function readBinary(filename) { + var ret = read_(filename, true); + if (!ret.buffer) { + ret = new Uint8Array(ret); + } + assert(ret.buffer); + return ret; + }; + } else { + read_ = function shell_read(url) { + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, false); + xhr.send(null); + return xhr.responseText; + }; + if (ENVIRONMENT_IS_WORKER) { + readBinary = function readBinary(url) { + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, false); + xhr.responseType = "arraybuffer"; + xhr.send(null); + return new Uint8Array(xhr.response); + }; + } + readAsync = function readAsync(url, onload, onerror) { + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, true); + xhr.responseType = "arraybuffer"; + xhr.onload = function xhr_onload() { + if (xhr.status == 200 || xhr.status == 0 && xhr.response) { + onload(xhr.response); + return; + } + onerror(); + }; + xhr.onerror = onerror; + xhr.send(null); + }; + } + setWindowTitle = function(title) { + document.title = title; + }; +} else { + throw new Error("environment detection error"); +} + +if (ENVIRONMENT_IS_NODE) { + if (typeof performance === "undefined") { + global.performance = require("perf_hooks").performance; + } +} + +var out = Module["print"] || console.log.bind(console); + +var err = Module["printErr"] || console.warn.bind(console); + +for (key in moduleOverrides) { + if (moduleOverrides.hasOwnProperty(key)) { + Module[key] = moduleOverrides[key]; + } +} + +moduleOverrides = null; + +if (Module["arguments"]) arguments_ = Module["arguments"]; + +if (!Object.getOwnPropertyDescriptor(Module, "arguments")) Object.defineProperty(Module, "arguments", { + configurable: true, + get: function() { + abort("Module.arguments has been replaced with plain arguments_ (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; + +if (!Object.getOwnPropertyDescriptor(Module, "thisProgram")) Object.defineProperty(Module, "thisProgram", { + configurable: true, + get: function() { + abort("Module.thisProgram has been replaced with plain thisProgram (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +if (Module["quit"]) quit_ = Module["quit"]; + +if (!Object.getOwnPropertyDescriptor(Module, "quit")) Object.defineProperty(Module, "quit", { + configurable: true, + get: function() { + abort("Module.quit has been replaced with plain quit_ (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +assert(typeof Module["memoryInitializerPrefixURL"] === "undefined", "Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["pthreadMainPrefixURL"] === "undefined", "Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["cdInitializerPrefixURL"] === "undefined", "Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["filePackagePrefixURL"] === "undefined", "Module.filePackagePrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["read"] === "undefined", "Module.read option was removed (modify read_ in JS)"); + +assert(typeof Module["readAsync"] === "undefined", "Module.readAsync option was removed (modify readAsync in JS)"); + +assert(typeof Module["readBinary"] === "undefined", "Module.readBinary option was removed (modify readBinary in JS)"); + +assert(typeof Module["setWindowTitle"] === "undefined", "Module.setWindowTitle option was removed (modify setWindowTitle in JS)"); + +assert(typeof Module["TOTAL_MEMORY"] === "undefined", "Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY"); + +if (!Object.getOwnPropertyDescriptor(Module, "read")) Object.defineProperty(Module, "read", { + configurable: true, + get: function() { + abort("Module.read has been replaced with plain read_ (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +if (!Object.getOwnPropertyDescriptor(Module, "readAsync")) Object.defineProperty(Module, "readAsync", { + configurable: true, + get: function() { + abort("Module.readAsync has been replaced with plain readAsync (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +if (!Object.getOwnPropertyDescriptor(Module, "readBinary")) Object.defineProperty(Module, "readBinary", { + configurable: true, + get: function() { + abort("Module.readBinary has been replaced with plain readBinary (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +if (!Object.getOwnPropertyDescriptor(Module, "setWindowTitle")) Object.defineProperty(Module, "setWindowTitle", { + configurable: true, + get: function() { + abort("Module.setWindowTitle has been replaced with plain setWindowTitle (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +var IDBFS = "IDBFS is no longer included by default; build with -lidbfs.js"; + +var PROXYFS = "PROXYFS is no longer included by default; build with -lproxyfs.js"; + +var WORKERFS = "WORKERFS is no longer included by default; build with -lworkerfs.js"; + +var NODEFS = "NODEFS is no longer included by default; build with -lnodefs.js"; + +assert(ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER || ENVIRONMENT_IS_NODE, "Pthreads do not work in this environment yet (need Web Workers, or an alternative to them)"); + +var STACK_ALIGN = 16; + +function alignMemory(size, factor) { + if (!factor) factor = STACK_ALIGN; + return Math.ceil(size / factor) * factor; +} + +function getNativeTypeSize(type) { + switch (type) { + case "i1": + case "i8": + return 1; + + case "i16": + return 2; + + case "i32": + return 4; + + case "i64": + return 8; + + case "float": + return 4; + + case "double": + return 8; + + default: + { + if (type[type.length - 1] === "*") { + return 4; + } else if (type[0] === "i") { + var bits = Number(type.substr(1)); + assert(bits % 8 === 0, "getNativeTypeSize invalid bits " + bits + ", type " + type); + return bits / 8; + } else { + return 0; + } + } + } +} + +function warnOnce(text) { + if (!warnOnce.shown) warnOnce.shown = {}; + if (!warnOnce.shown[text]) { + warnOnce.shown[text] = 1; + err(text); + } +} + +function convertJsFunctionToWasm(func, sig) { + if (typeof WebAssembly.Function === "function") { + var typeNames = { + "i": "i32", + "j": "i64", + "f": "f32", + "d": "f64" + }; + var type = { + parameters: [], + results: sig[0] == "v" ? [] : [ typeNames[sig[0]] ] + }; + for (var i = 1; i < sig.length; ++i) { + type.parameters.push(typeNames[sig[i]]); + } + return new WebAssembly.Function(type, func); + } + var typeSection = [ 1, 0, 1, 96 ]; + var sigRet = sig.slice(0, 1); + var sigParam = sig.slice(1); + var typeCodes = { + "i": 127, + "j": 126, + "f": 125, + "d": 124 + }; + typeSection.push(sigParam.length); + for (var i = 0; i < sigParam.length; ++i) { + typeSection.push(typeCodes[sigParam[i]]); + } + if (sigRet == "v") { + typeSection.push(0); + } else { + typeSection = typeSection.concat([ 1, typeCodes[sigRet] ]); + } + typeSection[1] = typeSection.length - 2; + var bytes = new Uint8Array([ 0, 97, 115, 109, 1, 0, 0, 0 ].concat(typeSection, [ 2, 7, 1, 1, 101, 1, 102, 0, 0, 7, 5, 1, 1, 102, 0, 0 ])); + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + "e": { + "f": func + } + }); + var wrappedFunc = instance.exports["f"]; + return wrappedFunc; +} + +var freeTableIndexes = []; + +var functionsInTableMap; + +function getEmptyTableSlot() { + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + try { + wasmTable.grow(1); + } catch (err) { + if (!(err instanceof RangeError)) { + throw err; + } + throw "Unable to grow wasm table. Set ALLOW_TABLE_GROWTH."; + } + return wasmTable.length - 1; +} + +function addFunctionWasm(func, sig) { + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap(); + for (var i = 0; i < wasmTable.length; i++) { + var item = wasmTable.get(i); + if (item) { + functionsInTableMap.set(item, i); + } + } + } + if (functionsInTableMap.has(func)) { + return functionsInTableMap.get(func); + } + for (var i = 0; i < wasmTable.length; i++) { + assert(wasmTable.get(i) != func, "function in Table but not functionsInTableMap"); + } + var ret = getEmptyTableSlot(); + try { + wasmTable.set(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + assert(typeof sig !== "undefined", "Missing signature argument to addFunction: " + func); + var wrapped = convertJsFunctionToWasm(func, sig); + wasmTable.set(ret, wrapped); + } + functionsInTableMap.set(func, ret); + return ret; +} + +function removeFunction(index) { + functionsInTableMap.delete(wasmTable.get(index)); + freeTableIndexes.push(index); +} + +function addFunction(func, sig) { + assert(typeof func !== "undefined"); + if (typeof sig === "undefined") { + err("warning: addFunction(): You should provide a wasm function signature string as a second argument. This is not necessary for asm.js and asm2wasm, but can be required for the LLVM wasm backend, so it is recommended for full portability."); + } + return addFunctionWasm(func, sig); +} + +function makeBigInt(low, high, unsigned) { + return unsigned ? +(low >>> 0) + +(high >>> 0) * 4294967296 : +(low >>> 0) + +(high | 0) * 4294967296; +} + +var tempRet0 = 0; + +var setTempRet0 = function(value) { + tempRet0 = value; +}; + +var getTempRet0 = function() { + return tempRet0; +}; + +function getCompilerSetting(name) { + throw "You must build with -s RETAIN_COMPILER_SETTINGS=1 for getCompilerSetting or emscripten_get_compiler_setting to work"; +} + +var Atomics_load = Atomics.load; + +var Atomics_store = Atomics.store; + +var Atomics_compareExchange = Atomics.compareExchange; + +var wasmBinary; + +if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; + +if (!Object.getOwnPropertyDescriptor(Module, "wasmBinary")) Object.defineProperty(Module, "wasmBinary", { + configurable: true, + get: function() { + abort("Module.wasmBinary has been replaced with plain wasmBinary (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +var noExitRuntime; + +if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; + +if (!Object.getOwnPropertyDescriptor(Module, "noExitRuntime")) Object.defineProperty(Module, "noExitRuntime", { + configurable: true, + get: function() { + abort("Module.noExitRuntime has been replaced with plain noExitRuntime (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +if (typeof WebAssembly !== "object") { + abort("no native wasm support detected"); +} + +function setValue(ptr, value, type, noSafe) { + type = type || "i8"; + if (type.charAt(type.length - 1) === "*") type = "i32"; + if (noSafe) { + switch (type) { + case "i1": + HEAP8[ptr >> 0] = value; + break; + + case "i8": + HEAP8[ptr >> 0] = value; + break; + + case "i16": + HEAP16[ptr >> 1] = value; + break; + + case "i32": + HEAP32[ptr >> 2] = value; + break; + + case "i64": + tempI64 = [ value >>> 0, (tempDouble = value, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + HEAP32[ptr >> 2] = tempI64[0], HEAP32[ptr + 4 >> 2] = tempI64[1]; + break; + + case "float": + HEAPF32[ptr >> 2] = value; + break; + + case "double": + HEAPF64[ptr >> 3] = value; + break; + + default: + abort("invalid type for setValue: " + type); + } + } else { + switch (type) { + case "i1": + SAFE_HEAP_STORE(ptr | 0, value | 0, 1); + break; + + case "i8": + SAFE_HEAP_STORE(ptr | 0, value | 0, 1); + break; + + case "i16": + SAFE_HEAP_STORE(ptr | 0, value | 0, 2); + break; + + case "i32": + SAFE_HEAP_STORE(ptr | 0, value | 0, 4); + break; + + case "i64": + tempI64 = [ value >>> 0, (tempDouble = value, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + SAFE_HEAP_STORE(ptr | 0, tempI64[0] | 0, 4), SAFE_HEAP_STORE(ptr + 4 | 0, tempI64[1] | 0, 4); + break; + + case "float": + SAFE_HEAP_STORE_D(ptr | 0, Math.fround(value), 4); + break; + + case "double": + SAFE_HEAP_STORE_D(ptr | 0, +value, 8); + break; + + default: + abort("invalid type for setValue: " + type); + } + } +} + +function getValue(ptr, type, noSafe) { + type = type || "i8"; + if (type.charAt(type.length - 1) === "*") type = "i32"; + if (noSafe) { + switch (type) { + case "i1": + return HEAP8[ptr >> 0]; + + case "i8": + return HEAP8[ptr >> 0]; + + case "i16": + return HEAP16[ptr >> 1]; + + case "i32": + return HEAP32[ptr >> 2]; + + case "i64": + return HEAP32[ptr >> 2]; + + case "float": + return HEAPF32[ptr >> 2]; + + case "double": + return HEAPF64[ptr >> 3]; + + default: + abort("invalid type for getValue: " + type); + } + } else { + switch (type) { + case "i1": + return SAFE_HEAP_LOAD(ptr | 0, 1, 0) | 0; + + case "i8": + return SAFE_HEAP_LOAD(ptr | 0, 1, 0) | 0; + + case "i16": + return SAFE_HEAP_LOAD(ptr | 0, 2, 0) | 0; + + case "i32": + return SAFE_HEAP_LOAD(ptr | 0, 4, 0) | 0; + + case "i64": + return SAFE_HEAP_LOAD(ptr | 0, 8, 0) | 0; + + case "float": + return Math.fround(SAFE_HEAP_LOAD_D(ptr | 0, 4, 0)); + + case "double": + return +SAFE_HEAP_LOAD_D(ptr | 0, 8, 0); + + default: + abort("invalid type for getValue: " + type); + } + } + return null; +} + +function getSafeHeapType(bytes, isFloat) { + switch (bytes) { + case 1: + return "i8"; + + case 2: + return "i16"; + + case 4: + return isFloat ? "float" : "i32"; + + case 8: + return "double"; + + default: + assert(0); + } +} + +function SAFE_HEAP_STORE(dest, value, bytes, isFloat) { + if (dest <= 0) abort("segmentation fault storing " + bytes + " bytes to address " + dest); + if (dest % bytes !== 0) abort("alignment error storing to address " + dest + ", which was expected to be aligned to a multiple of " + bytes); + if (runtimeInitialized) { + var brk = _sbrk() >>> 0; + if (dest + bytes > brk) abort("segmentation fault, exceeded the top of the available dynamic heap when storing " + bytes + " bytes to address " + dest + ". DYNAMICTOP=" + brk); + assert(brk >= _emscripten_stack_get_base()); + assert(brk <= HEAP8.length); + } + setValue(dest, value, getSafeHeapType(bytes, isFloat), 1); + return value; +} + +function SAFE_HEAP_STORE_D(dest, value, bytes) { + return SAFE_HEAP_STORE(dest, value, bytes, true); +} + +function SAFE_HEAP_LOAD(dest, bytes, unsigned, isFloat) { + if (dest <= 0) abort("segmentation fault loading " + bytes + " bytes from address " + dest); + if (dest % bytes !== 0) abort("alignment error loading from address " + dest + ", which was expected to be aligned to a multiple of " + bytes); + if (runtimeInitialized) { + var brk = _sbrk() >>> 0; + if (dest + bytes > brk) abort("segmentation fault, exceeded the top of the available dynamic heap when loading " + bytes + " bytes from address " + dest + ". DYNAMICTOP=" + brk); + assert(brk >= _emscripten_stack_get_base()); + assert(brk <= HEAP8.length); + } + var type = getSafeHeapType(bytes, isFloat); + var ret = getValue(dest, type, 1); + if (unsigned) ret = unSign(ret, parseInt(type.substr(1), 10)); + return ret; +} + +function SAFE_HEAP_LOAD_D(dest, bytes, unsigned) { + return SAFE_HEAP_LOAD(dest, bytes, unsigned, true); +} + +function SAFE_FT_MASK(value, mask) { + var ret = value & mask; + if (ret !== value) { + abort("Function table mask error: function pointer is " + value + " which is masked by " + mask + ", the likely cause of this is that the function pointer is being called by the wrong type."); + } + return ret; +} + +function segfault() { + abort("segmentation fault"); +} + +function alignfault() { + abort("alignment fault"); +} + +function ftfault() { + abort("Function table mask error"); +} + +var wasmMemory; + +var wasmModule; + +var ABORT = false; + +var EXITSTATUS; + +function assert(condition, text) { + if (!condition) { + abort("Assertion failed: " + text); + } +} + +function getCFunc(ident) { + var func = Module["_" + ident]; + assert(func, "Cannot call unknown function " + ident + ", make sure it is exported"); + return func; +} + +function ccall(ident, returnType, argTypes, args, opts) { + var toC = { + "string": function(str) { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + var len = (str.length << 2) + 1; + ret = stackAlloc(len); + stringToUTF8(str, ret, len); + } + return ret; + }, + "array": function(arr) { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + function convertReturnValue(ret) { + if (returnType === "string") return UTF8ToString(ret); + if (returnType === "boolean") return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + assert(returnType !== "array", 'Return type should not be "array".'); + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func.apply(null, cArgs); + ret = convertReturnValue(ret); + if (stack !== 0) stackRestore(stack); + return ret; +} + +function cwrap(ident, returnType, argTypes, opts) { + return function() { + return ccall(ident, returnType, argTypes, arguments, opts); + }; +} + +var ALLOC_NORMAL = 0; + +var ALLOC_STACK = 1; + +function allocate(slab, allocator) { + var ret; + assert(typeof allocator === "number", "allocate no longer takes a type argument"); + assert(typeof slab !== "number", "allocate no longer takes a number as arg0"); + if (allocator == ALLOC_STACK) { + ret = stackAlloc(slab.length); + } else { + ret = _malloc(slab.length); + } + if (slab.subarray || slab.slice) { + HEAPU8.set(slab, ret); + } else { + HEAPU8.set(new Uint8Array(slab), ret); + } + return ret; +} + +function UTF8ArrayToString(heap, idx, maxBytesToRead) { + var endIdx = idx + maxBytesToRead; + var str = ""; + while (!(idx >= endIdx)) { + var u0 = heap[idx++]; + if (!u0) return str; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heap[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode((u0 & 31) << 6 | u1); + continue; + } + var u2 = heap[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = (u0 & 15) << 12 | u1 << 6 | u2; + } else { + if ((u0 & 248) != 240) warnOnce("Invalid UTF-8 leading byte 0x" + u0.toString(16) + " encountered when deserializing a UTF-8 string on the asm.js/wasm heap to a JS string!"); + u0 = (u0 & 7) << 18 | u1 << 12 | u2 << 6 | heap[idx++] & 63; + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode(55296 | ch >> 10, 56320 | ch & 1023); + } + } + return str; +} + +function UTF8ToString(ptr, maxBytesToRead) { + return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; +} + +function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) { + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + for (var i = 0; i < str.length; ++i) { + var u = str.charCodeAt(i); + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = 65536 + ((u & 1023) << 10) | u1 & 1023; + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | u >> 6; + heap[outIdx++] = 128 | u & 63; + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | u >> 12; + heap[outIdx++] = 128 | u >> 6 & 63; + heap[outIdx++] = 128 | u & 63; + } else { + if (outIdx + 3 >= endIdx) break; + if (u >= 2097152) warnOnce("Invalid Unicode code point 0x" + u.toString(16) + " encountered when serializing a JS string to an UTF-8 string on the asm.js/wasm heap! (Valid unicode code points should be in range 0-0x1FFFFF)."); + heap[outIdx++] = 240 | u >> 18; + heap[outIdx++] = 128 | u >> 12 & 63; + heap[outIdx++] = 128 | u >> 6 & 63; + heap[outIdx++] = 128 | u & 63; + } + } + heap[outIdx] = 0; + return outIdx - startIdx; +} + +function stringToUTF8(str, outPtr, maxBytesToWrite) { + assert(typeof maxBytesToWrite == "number", "stringToUTF8(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!"); + return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); +} + +function lengthBytesUTF8(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + var u = str.charCodeAt(i); + if (u >= 55296 && u <= 57343) u = 65536 + ((u & 1023) << 10) | str.charCodeAt(++i) & 1023; + if (u <= 127) ++len; else if (u <= 2047) len += 2; else if (u <= 65535) len += 3; else len += 4; + } + return len; +} + +function AsciiToString(ptr) { + var str = ""; + while (1) { + var ch = SAFE_HEAP_LOAD(ptr++ | 0, 1, 1) >>> 0; + if (!ch) return str; + str += String.fromCharCode(ch); + } +} + +function stringToAscii(str, outPtr) { + return writeAsciiToMemory(str, outPtr, false); +} + +function UTF16ToString(ptr, maxBytesToRead) { + assert(ptr % 2 == 0, "Pointer passed to UTF16ToString must be aligned to two bytes!"); + var str = ""; + for (var i = 0; !(i >= maxBytesToRead / 2); ++i) { + var codeUnit = SAFE_HEAP_LOAD(ptr + i * 2 | 0, 2, 0) | 0; + if (codeUnit == 0) break; + str += String.fromCharCode(codeUnit); + } + return str; +} + +function stringToUTF16(str, outPtr, maxBytesToWrite) { + assert(outPtr % 2 == 0, "Pointer passed to stringToUTF16 must be aligned to two bytes!"); + assert(typeof maxBytesToWrite == "number", "stringToUTF16(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!"); + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 2147483647; + } + if (maxBytesToWrite < 2) return 0; + maxBytesToWrite -= 2; + var startPtr = outPtr; + var numCharsToWrite = maxBytesToWrite < str.length * 2 ? maxBytesToWrite / 2 : str.length; + for (var i = 0; i < numCharsToWrite; ++i) { + var codeUnit = str.charCodeAt(i); + SAFE_HEAP_STORE(outPtr | 0, codeUnit | 0, 2); + outPtr += 2; + } + SAFE_HEAP_STORE(outPtr | 0, 0 | 0, 2); + return outPtr - startPtr; +} + +function lengthBytesUTF16(str) { + return str.length * 2; +} + +function UTF32ToString(ptr, maxBytesToRead) { + assert(ptr % 4 == 0, "Pointer passed to UTF32ToString must be aligned to four bytes!"); + var i = 0; + var str = ""; + while (!(i >= maxBytesToRead / 4)) { + var utf32 = SAFE_HEAP_LOAD(ptr + i * 4 | 0, 4, 0) | 0; + if (utf32 == 0) break; + ++i; + if (utf32 >= 65536) { + var ch = utf32 - 65536; + str += String.fromCharCode(55296 | ch >> 10, 56320 | ch & 1023); + } else { + str += String.fromCharCode(utf32); + } + } + return str; +} + +function stringToUTF32(str, outPtr, maxBytesToWrite) { + assert(outPtr % 4 == 0, "Pointer passed to stringToUTF32 must be aligned to four bytes!"); + assert(typeof maxBytesToWrite == "number", "stringToUTF32(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!"); + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 2147483647; + } + if (maxBytesToWrite < 4) return 0; + var startPtr = outPtr; + var endPtr = startPtr + maxBytesToWrite - 4; + for (var i = 0; i < str.length; ++i) { + var codeUnit = str.charCodeAt(i); + if (codeUnit >= 55296 && codeUnit <= 57343) { + var trailSurrogate = str.charCodeAt(++i); + codeUnit = 65536 + ((codeUnit & 1023) << 10) | trailSurrogate & 1023; + } + SAFE_HEAP_STORE(outPtr | 0, codeUnit | 0, 4); + outPtr += 4; + if (outPtr + 4 > endPtr) break; + } + SAFE_HEAP_STORE(outPtr | 0, 0 | 0, 4); + return outPtr - startPtr; +} + +function lengthBytesUTF32(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + var codeUnit = str.charCodeAt(i); + if (codeUnit >= 55296 && codeUnit <= 57343) ++i; + len += 4; + } + return len; +} + +function allocateUTF8(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = _malloc(size); + if (ret) stringToUTF8Array(str, HEAP8, ret, size); + return ret; +} + +function allocateUTF8OnStack(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8Array(str, HEAP8, ret, size); + return ret; +} + +function writeStringToMemory(string, buffer, dontAddNull) { + warnOnce("writeStringToMemory is deprecated and should not be called! Use stringToUTF8() instead!"); + var lastChar, end; + if (dontAddNull) { + end = buffer + lengthBytesUTF8(string); + lastChar = SAFE_HEAP_LOAD(end, 1, 0); + } + stringToUTF8(string, buffer, Infinity); + if (dontAddNull) SAFE_HEAP_STORE(end, lastChar, 1); +} + +function writeArrayToMemory(array, buffer) { + assert(array.length >= 0, "writeArrayToMemory array must have a length (should be an array or typed array)"); + HEAP8.set(array, buffer); +} + +function writeAsciiToMemory(str, buffer, dontAddNull) { + for (var i = 0; i < str.length; ++i) { + assert(str.charCodeAt(i) === str.charCodeAt(i) & 255); + SAFE_HEAP_STORE(buffer++ | 0, str.charCodeAt(i) | 0, 1); + } + if (!dontAddNull) SAFE_HEAP_STORE(buffer | 0, 0 | 0, 1); +} + +function alignUp(x, multiple) { + if (x % multiple > 0) { + x += multiple - x % multiple; + } + return x; +} + +var HEAP, buffer, HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64; + +function updateGlobalBufferAndViews(buf) { + buffer = buf; + Module["HEAP8"] = HEAP8 = new Int8Array(buf); + Module["HEAP16"] = HEAP16 = new Int16Array(buf); + Module["HEAP32"] = HEAP32 = new Int32Array(buf); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(buf); + Module["HEAPU16"] = HEAPU16 = new Uint16Array(buf); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(buf); + Module["HEAPF32"] = HEAPF32 = new Float32Array(buf); + Module["HEAPF64"] = HEAPF64 = new Float64Array(buf); +} + +var TOTAL_STACK = 5242880; + +if (Module["TOTAL_STACK"]) assert(TOTAL_STACK === Module["TOTAL_STACK"], "the stack size can no longer be determined at runtime"); + +var INITIAL_MEMORY = Module["INITIAL_MEMORY"] || 33554432; + +if (!Object.getOwnPropertyDescriptor(Module, "INITIAL_MEMORY")) Object.defineProperty(Module, "INITIAL_MEMORY", { + configurable: true, + get: function() { + abort("Module.INITIAL_MEMORY has been replaced with plain INITIAL_MEMORY (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } +}); + +assert(INITIAL_MEMORY >= TOTAL_STACK, "INITIAL_MEMORY should be larger than TOTAL_STACK, was " + INITIAL_MEMORY + "! (TOTAL_STACK=" + TOTAL_STACK + ")"); + +assert(typeof Int32Array !== "undefined" && typeof Float64Array !== "undefined" && Int32Array.prototype.subarray !== undefined && Int32Array.prototype.set !== undefined, "JS engine does not provide full typed array support"); + +if (ENVIRONMENT_IS_PTHREAD) { + wasmMemory = Module["wasmMemory"]; + buffer = Module["buffer"]; +} else { + if (Module["wasmMemory"]) { + wasmMemory = Module["wasmMemory"]; + } else { + wasmMemory = new WebAssembly.Memory({ + "initial": INITIAL_MEMORY / 65536, + "maximum": INITIAL_MEMORY / 65536, + "shared": true + }); + if (!(wasmMemory.buffer instanceof SharedArrayBuffer)) { + err("requested a shared WebAssembly.Memory but the returned buffer is not a SharedArrayBuffer, indicating that while the browser has SharedArrayBuffer it does not have WebAssembly threads support - you may need to set a flag"); + if (ENVIRONMENT_IS_NODE) { + console.log("(on node you may need: --experimental-wasm-threads --experimental-wasm-bulk-memory and also use a recent version)"); + } + throw Error("bad memory"); + } + } +} + +if (wasmMemory) { + buffer = wasmMemory.buffer; +} + +INITIAL_MEMORY = buffer.byteLength; + +assert(INITIAL_MEMORY % 65536 === 0); + +updateGlobalBufferAndViews(buffer); + +var wasmTable; + +function writeStackCookie() { + var max = _emscripten_stack_get_end(); + assert((max & 3) == 0); + SAFE_HEAP_STORE(((max >> 2) + 1) * 4, 34821223, 4); + SAFE_HEAP_STORE(((max >> 2) + 2) * 4, 2310721022, 4); +} + +function checkStackCookie() { + if (ABORT) return; + var max = _emscripten_stack_get_end(); + var cookie1 = SAFE_HEAP_LOAD(((max >> 2) + 1) * 4, 4, 1); + var cookie2 = SAFE_HEAP_LOAD(((max >> 2) + 2) * 4, 4, 1); + if (cookie1 != 34821223 || cookie2 != 2310721022) { + abort("Stack overflow! Stack cookie has been overwritten, expected hex dwords 0x89BACDFE and 0x2135467, but received 0x" + cookie2.toString(16) + " " + cookie1.toString(16)); + } +} + +(function() { + var h16 = new Int16Array(1); + var h8 = new Int8Array(h16.buffer); + h16[0] = 25459; + if (h8[0] !== 115 || h8[1] !== 99) throw "Runtime error: expected the system to be little-endian!"; +})(); + +function abortFnPtrError(ptr, sig) { + var possibleSig = ""; + for (var x in debug_tables) { + var tbl = debug_tables[x]; + if (tbl[ptr]) { + possibleSig += 'as sig "' + x + '" pointing to function ' + tbl[ptr] + ", "; + } + } + abort("Invalid function pointer " + ptr + " called with signature '" + sig + "'. Perhaps this is an invalid value (e.g. caused by calling a virtual method on a NULL pointer)? Or calling a function with an incorrect type, which will fail? (it is worth building your source files with -Werror (warnings are errors), as warnings can indicate undefined behavior which can cause this). This pointer might make sense in another type signature: " + possibleSig); +} + +var __ATPRERUN__ = []; + +var __ATINIT__ = []; + +var __ATMAIN__ = []; + +var __ATEXIT__ = []; + +var __ATPOSTRUN__ = []; + +var runtimeInitialized = false; + +var runtimeExited = false; + +if (ENVIRONMENT_IS_PTHREAD) runtimeInitialized = true; + +function preRun() { + if (ENVIRONMENT_IS_PTHREAD) return; + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); +} + +function initRuntime() { + checkStackCookie(); + assert(!runtimeInitialized); + runtimeInitialized = true; + if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); + TTY.init(); + callRuntimeCallbacks(__ATINIT__); +} + +function preMain() { + checkStackCookie(); + if (ENVIRONMENT_IS_PTHREAD) return; + FS.ignorePermissions = false; + callRuntimeCallbacks(__ATMAIN__); +} + +function exitRuntime() { + checkStackCookie(); + if (ENVIRONMENT_IS_PTHREAD) return; + runtimeExited = true; +} + +function postRun() { + checkStackCookie(); + if (ENVIRONMENT_IS_PTHREAD) return; + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); +} + +function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); +} + +function addOnInit(cb) { + __ATINIT__.unshift(cb); +} + +function addOnPreMain(cb) { + __ATMAIN__.unshift(cb); +} + +function addOnExit(cb) {} + +function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); +} + +assert(Math.imul, "This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +assert(Math.fround, "This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +assert(Math.clz32, "This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +assert(Math.trunc, "This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +var runDependencies = 0; + +var runDependencyWatcher = null; + +var dependenciesFulfilled = null; + +var runDependencyTracking = {}; + +function getUniqueRunDependency(id) { + var orig = id; + while (1) { + if (!runDependencyTracking[id]) return id; + id = orig + Math.random(); + } +} + +function addRunDependency(id) { + assert(!ENVIRONMENT_IS_PTHREAD, "addRunDependency cannot be used in a pthread worker"); + runDependencies++; + if (Module["monitorRunDependencies"]) { + Module["monitorRunDependencies"](runDependencies); + } + if (id) { + assert(!runDependencyTracking[id]); + runDependencyTracking[id] = 1; + if (runDependencyWatcher === null && typeof setInterval !== "undefined") { + runDependencyWatcher = setInterval(function() { + if (ABORT) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + return; + } + var shown = false; + for (var dep in runDependencyTracking) { + if (!shown) { + shown = true; + err("still waiting on run dependencies:"); + } + err("dependency: " + dep); + } + if (shown) { + err("(end of list)"); + } + }, 1e4); + } + } else { + err("warning: run dependency added without ID"); + } +} + +function removeRunDependency(id) { + runDependencies--; + if (Module["monitorRunDependencies"]) { + Module["monitorRunDependencies"](runDependencies); + } + if (id) { + assert(runDependencyTracking[id]); + delete runDependencyTracking[id]; + } else { + err("warning: run dependency removed without ID"); + } + if (runDependencies == 0) { + if (runDependencyWatcher !== null) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + } + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } +} + +Module["preloadedImages"] = {}; + +Module["preloadedAudios"] = {}; + +function abort(what) { + if (Module["onAbort"]) { + Module["onAbort"](what); + } + if (ENVIRONMENT_IS_PTHREAD) console.error("Pthread aborting at " + new Error().stack); + what += ""; + err(what); + ABORT = true; + EXITSTATUS = 1; + var output = "abort(" + what + ") at " + stackTrace(); + what = output; + var e = new WebAssembly.RuntimeError(what); + throw e; +} + +function hasPrefix(str, prefix) { + return String.prototype.startsWith ? str.startsWith(prefix) : str.indexOf(prefix) === 0; +} + +var dataURIPrefix = "data:application/octet-stream;base64,"; + +function isDataURI(filename) { + return hasPrefix(filename, dataURIPrefix); +} + +var fileURIPrefix = "file://"; + +function isFileURI(filename) { + return hasPrefix(filename, fileURIPrefix); +} + +function createExportWrapper(name, fixedasm) { + return function() { + var displayName = name; + var asm = fixedasm; + if (!fixedasm) { + asm = Module["asm"]; + } + assert(runtimeInitialized, "native function `" + displayName + "` called before runtime initialization"); + assert(!runtimeExited, "native function `" + displayName + "` called after runtime exit (use NO_EXIT_RUNTIME to keep it alive after main() exits)"); + if (!asm[name]) { + assert(asm[name], "exported native function `" + displayName + "` not found"); + } + return asm[name].apply(null, arguments); + }; +} + +var wasmBinaryFile = "terminal.wasm"; + +if (!isDataURI(wasmBinaryFile)) { + wasmBinaryFile = locateFile(wasmBinaryFile); +} + +function getBinary(file) { + try { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } else { + throw "both async and sync fetching of the wasm failed"; + } + } catch (err) { + abort(err); + } +} + +function getBinaryPromise() { + if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) && typeof fetch === "function" && !isFileURI(wasmBinaryFile)) { + return fetch(wasmBinaryFile, { + credentials: "same-origin" + }).then(function(response) { + if (!response["ok"]) { + throw "failed to load wasm binary file at '" + wasmBinaryFile + "'"; + } + return response["arrayBuffer"](); + }).catch(function() { + return getBinary(wasmBinaryFile); + }); + } + return Promise.resolve().then(function() { + return getBinary(wasmBinaryFile); + }); +} + +function createWasm() { + var info = { + "env": asmLibraryArg, + "wasi_snapshot_preview1": asmLibraryArg + }; + function receiveInstance(instance, module) { + var exports = instance.exports; + Module["asm"] = exports; + wasmTable = Module["asm"]["__indirect_function_table"]; + assert(wasmTable, "table not found in wasm exports"); + wasmModule = module; + if (!ENVIRONMENT_IS_PTHREAD) { + removeRunDependency("wasm-instantiate"); + } + } + if (!ENVIRONMENT_IS_PTHREAD) { + addRunDependency("wasm-instantiate"); + } + var trueModule = Module; + function receiveInstantiatedSource(output) { + assert(Module === trueModule, "the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?"); + trueModule = null; + receiveInstance(output["instance"], output["module"]); + } + function instantiateArrayBuffer(receiver) { + return getBinaryPromise().then(function(binary) { + return WebAssembly.instantiate(binary, info); + }).then(receiver, function(reason) { + err("failed to asynchronously prepare wasm: " + reason); + abort(reason); + }); + } + function instantiateAsync() { + if (!wasmBinary && typeof WebAssembly.instantiateStreaming === "function" && !isDataURI(wasmBinaryFile) && !isFileURI(wasmBinaryFile) && typeof fetch === "function") { + return fetch(wasmBinaryFile, { + credentials: "same-origin" + }).then(function(response) { + var result = WebAssembly.instantiateStreaming(response, info); + return result.then(receiveInstantiatedSource, function(reason) { + err("wasm streaming compile failed: " + reason); + err("falling back to ArrayBuffer instantiation"); + return instantiateArrayBuffer(receiveInstantiatedSource); + }); + }); + } else { + return instantiateArrayBuffer(receiveInstantiatedSource); + } + } + if (Module["instantiateWasm"]) { + try { + var exports = Module["instantiateWasm"](info, receiveInstance); + return exports; + } catch (e) { + err("Module.instantiateWasm callback failed with error: " + e); + return false; + } + } + instantiateAsync(); + return {}; +} + +var tempDouble; + +var tempI64; + +var ASM_CONSTS = { + 76088: function() { + throw "Canceled!"; + }, + 76338: function($0, $1) { + setTimeout(function() { + __emscripten_do_dispatch_to_thread($0, $1); + }, 0); + } +}; + +function initPthreadsJS() { + PThread.initRuntime(); +} + +function abortStackOverflow(allocSize) { + abort("Stack overflow! Attempted to allocate " + allocSize + " bytes on the stack, but stack has only " + (_emscripten_stack_get_free() + allocSize) + " bytes available!"); +} + +function callRuntimeCallbacks(callbacks) { + while (callbacks.length > 0) { + var callback = callbacks.shift(); + if (typeof callback == "function") { + callback(Module); + continue; + } + var func = callback.func; + if (typeof func === "number") { + if (callback.arg === undefined) { + wasmTable.get(func)(); + } else { + wasmTable.get(func)(callback.arg); + } + } else { + func(callback.arg === undefined ? null : callback.arg); + } + } +} + +function demangle(func) { + warnOnce("warning: build with -s DEMANGLE_SUPPORT=1 to link in libcxxabi demangling"); + return func; +} + +function demangleAll(text) { + var regex = /\b_Z[\w\d_]+/g; + return text.replace(regex, function(x) { + var y = demangle(x); + return x === y ? x : y + " [" + x + "]"; + }); +} + +var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135 +}; + +function _emscripten_futex_wake(addr, count) { + if (addr <= 0 || addr > HEAP8.length || addr & 3 != 0 || count < 0) return -28; + if (count == 0) return 0; + if (count >= 2147483647) count = Infinity; + assert(__emscripten_main_thread_futex > 0); + var mainThreadWaitAddress = Atomics.load(HEAP32, __emscripten_main_thread_futex >> 2); + var mainThreadWoken = 0; + if (mainThreadWaitAddress == addr) { + assert(!ENVIRONMENT_IS_WEB); + var loadedAddr = Atomics.compareExchange(HEAP32, __emscripten_main_thread_futex >> 2, mainThreadWaitAddress, 0); + if (loadedAddr == mainThreadWaitAddress) { + --count; + mainThreadWoken = 1; + if (count <= 0) return 1; + } + } + var ret = Atomics.notify(HEAP32, addr >> 2, count); + if (ret >= 0) return ret + mainThreadWoken; + throw "Atomics.notify returned an unexpected value " + ret; +} + +Module["_emscripten_futex_wake"] = _emscripten_futex_wake; + +function killThread(pthread_ptr) { + if (ENVIRONMENT_IS_PTHREAD) throw "Internal Error! killThread() can only ever be called from main application thread!"; + if (!pthread_ptr) throw "Internal Error! Null pthread_ptr in killThread!"; + SAFE_HEAP_STORE(pthread_ptr + 12 | 0, 0 | 0, 4); + var pthread = PThread.pthreads[pthread_ptr]; + pthread.worker.terminate(); + PThread.freeThreadData(pthread); + PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(pthread.worker), 1); + pthread.worker.pthread = undefined; +} + +function cancelThread(pthread_ptr) { + if (ENVIRONMENT_IS_PTHREAD) throw "Internal Error! cancelThread() can only ever be called from main application thread!"; + if (!pthread_ptr) throw "Internal Error! Null pthread_ptr in cancelThread!"; + var pthread = PThread.pthreads[pthread_ptr]; + pthread.worker.postMessage({ + "cmd": "cancel" + }); +} + +function cleanupThread(pthread_ptr) { + if (ENVIRONMENT_IS_PTHREAD) throw "Internal Error! cleanupThread() can only ever be called from main application thread!"; + if (!pthread_ptr) throw "Internal Error! Null pthread_ptr in cleanupThread!"; + SAFE_HEAP_STORE(pthread_ptr + 12 | 0, 0 | 0, 4); + var pthread = PThread.pthreads[pthread_ptr]; + if (pthread) { + var worker = pthread.worker; + PThread.returnWorkerToPool(worker); + } +} + +var PThread = { + unusedWorkers: [], + runningWorkers: [], + initMainThreadBlock: function() { + assert(!ENVIRONMENT_IS_PTHREAD); + }, + initRuntime: function() { + var tb = _malloc(228); + for (var i = 0; i < 228 / 4; ++i) SAFE_HEAP_STORE((tb / 4 + i) * 4, 0, 4); + SAFE_HEAP_STORE(tb + 12 | 0, tb | 0, 4); + var headPtr = tb + 152; + SAFE_HEAP_STORE(headPtr | 0, headPtr | 0, 4); + var tlsMemory = _malloc(512); + for (var i = 0; i < 128; ++i) SAFE_HEAP_STORE((tlsMemory / 4 + i) * 4, 0, 4); + Atomics.store(HEAPU32, tb + 100 >> 2, tlsMemory); + Atomics.store(HEAPU32, tb + 40 >> 2, tb); + __emscripten_thread_init(tb, !ENVIRONMENT_IS_WORKER, 1); + _emscripten_register_main_browser_thread_id(tb); + }, + initWorker: function() {}, + pthreads: {}, + threadExitHandlers: [], + setThreadStatus: function() {}, + runExitHandlers: function() { + while (PThread.threadExitHandlers.length > 0) { + PThread.threadExitHandlers.pop()(); + } + if (ENVIRONMENT_IS_PTHREAD && _pthread_self()) ___pthread_tsd_run_dtors(); + }, + threadExit: function(exitCode) { + var tb = _pthread_self(); + if (tb) { + err("Pthread 0x" + tb.toString(16) + " exited."); + Atomics.store(HEAPU32, tb + 4 >> 2, exitCode); + Atomics.store(HEAPU32, tb + 0 >> 2, 1); + Atomics.store(HEAPU32, tb + 56 >> 2, 1); + Atomics.store(HEAPU32, tb + 60 >> 2, 0); + PThread.runExitHandlers(); + _emscripten_futex_wake(tb + 0, 2147483647); + __emscripten_thread_init(0, 0, 0); + if (ENVIRONMENT_IS_PTHREAD) { + postMessage({ + "cmd": "exit" + }); + } + } + }, + threadCancel: function() { + PThread.runExitHandlers(); + var tb = _pthread_self(); + Atomics.store(HEAPU32, tb + 4 >> 2, -1); + Atomics.store(HEAPU32, tb + 0 >> 2, 1); + _emscripten_futex_wake(tb + 0, 2147483647); + __emscripten_thread_init(0, 0, 0); + postMessage({ + "cmd": "cancelDone" + }); + }, + terminateAllThreads: function() { + for (var t in PThread.pthreads) { + var pthread = PThread.pthreads[t]; + if (pthread && pthread.worker) { + PThread.returnWorkerToPool(pthread.worker); + } + } + PThread.pthreads = {}; + for (var i = 0; i < PThread.unusedWorkers.length; ++i) { + var worker = PThread.unusedWorkers[i]; + assert(!worker.pthread); + worker.terminate(); + } + PThread.unusedWorkers = []; + for (var i = 0; i < PThread.runningWorkers.length; ++i) { + var worker = PThread.runningWorkers[i]; + var pthread = worker.pthread; + assert(pthread, "This Worker should have a pthread it is executing"); + PThread.freeThreadData(pthread); + worker.terminate(); + } + PThread.runningWorkers = []; + }, + freeThreadData: function(pthread) { + if (!pthread) return; + if (pthread.threadInfoStruct) { + var tlsMemory = SAFE_HEAP_LOAD(pthread.threadInfoStruct + 100 | 0, 4, 0) | 0; + SAFE_HEAP_STORE(pthread.threadInfoStruct + 100 | 0, 0 | 0, 4); + _free(tlsMemory); + _free(pthread.threadInfoStruct); + } + pthread.threadInfoStruct = 0; + if (pthread.allocatedOwnStack && pthread.stackBase) _free(pthread.stackBase); + pthread.stackBase = 0; + if (pthread.worker) pthread.worker.pthread = null; + }, + returnWorkerToPool: function(worker) { + delete PThread.pthreads[worker.pthread.thread]; + PThread.unusedWorkers.push(worker); + PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker), 1); + PThread.freeThreadData(worker.pthread); + worker.pthread = undefined; + }, + receiveObjectTransfer: function(data) {}, + loadWasmModuleToWorker: function(worker, onFinishedLoading) { + worker.onmessage = function(e) { + var d = e["data"]; + var cmd = d["cmd"]; + if (worker.pthread) PThread.currentProxiedOperationCallerThread = worker.pthread.threadInfoStruct; + if (d["targetThread"] && d["targetThread"] != _pthread_self()) { + var thread = PThread.pthreads[d.targetThread]; + if (thread) { + thread.worker.postMessage(e.data, d["transferList"]); + } else { + console.error('Internal error! Worker sent a message "' + cmd + '" to target pthread ' + d["targetThread"] + ", but that thread no longer exists!"); + } + PThread.currentProxiedOperationCallerThread = undefined; + return; + } + if (cmd === "processQueuedMainThreadWork") { + _emscripten_main_thread_process_queued_calls(); + } else if (cmd === "spawnThread") { + spawnThread(e.data); + } else if (cmd === "cleanupThread") { + cleanupThread(d["thread"]); + } else if (cmd === "killThread") { + killThread(d["thread"]); + } else if (cmd === "cancelThread") { + cancelThread(d["thread"]); + } else if (cmd === "loaded") { + worker.loaded = true; + if (onFinishedLoading) onFinishedLoading(worker); + if (worker.runPthread) { + worker.runPthread(); + delete worker.runPthread; + } + } else if (cmd === "print") { + out("Thread " + d["threadId"] + ": " + d["text"]); + } else if (cmd === "printErr") { + err("Thread " + d["threadId"] + ": " + d["text"]); + } else if (cmd === "alert") { + alert("Thread " + d["threadId"] + ": " + d["text"]); + } else if (cmd === "exit") { + var detached = worker.pthread && Atomics.load(HEAPU32, worker.pthread.thread + 64 >> 2); + if (detached) { + PThread.returnWorkerToPool(worker); + } + } else if (cmd === "exitProcess") { + err("exitProcess requested by worker"); + try { + exit(d["returnCode"]); + } catch (e) { + if (e instanceof ExitStatus) return; + throw e; + } + } else if (cmd === "cancelDone") { + PThread.returnWorkerToPool(worker); + } else if (cmd === "objectTransfer") { + PThread.receiveObjectTransfer(e.data); + } else if (e.data.target === "setimmediate") { + worker.postMessage(e.data); + } else { + err("worker sent an unknown command " + cmd); + } + PThread.currentProxiedOperationCallerThread = undefined; + }; + worker.onerror = function(e) { + err("pthread sent an error! " + e.filename + ":" + e.lineno + ": " + e.message); + }; + if (ENVIRONMENT_IS_NODE) { + worker.on("message", function(data) { + worker.onmessage({ + data: data + }); + }); + worker.on("error", function(data) { + worker.onerror(data); + }); + worker.on("exit", function(data) {}); + } + assert(wasmMemory instanceof WebAssembly.Memory, "WebAssembly memory should have been loaded by now!"); + assert(wasmModule instanceof WebAssembly.Module, "WebAssembly Module should have been loaded by now!"); + worker.postMessage({ + "cmd": "load", + "urlOrBlob": Module["mainScriptUrlOrBlob"] || _scriptDir, + "wasmMemory": wasmMemory, + "wasmModule": wasmModule + }); + }, + allocateUnusedWorker: function() { + var pthreadMainJs = locateFile("terminal.worker.js"); + PThread.unusedWorkers.push(new Worker(pthreadMainJs)); + }, + getNewWorker: function() { + if (PThread.unusedWorkers.length == 0) { + PThread.allocateUnusedWorker(); + PThread.loadWasmModuleToWorker(PThread.unusedWorkers[0]); + } + if (PThread.unusedWorkers.length > 0) return PThread.unusedWorkers.pop(); else return null; + }, + busySpinWait: function(msecs) { + var t = performance.now() + msecs; + while (performance.now() < t) { + } + } +}; + +function establishStackSpace(stackTop, stackMax) { + _emscripten_stack_set_limits(stackTop, stackMax); + stackRestore(stackTop); + writeStackCookie(); +} + +Module["establishStackSpace"] = establishStackSpace; + +function getNoExitRuntime() { + return noExitRuntime; +} + +Module["getNoExitRuntime"] = getNoExitRuntime; + +function invokeEntryPoint(ptr, arg) { + return wasmTable.get(ptr)(arg); +} + +Module["invokeEntryPoint"] = invokeEntryPoint; + +function jsStackTrace() { + var error = new Error(); + if (!error.stack) { + try { + throw new Error(); + } catch (e) { + error = e; + } + if (!error.stack) { + return "(no stack trace available)"; + } + } + return error.stack.toString(); +} + +function stackTrace() { + var js = jsStackTrace(); + if (Module["extraStackTrace"]) js += "\n" + Module["extraStackTrace"](); + return demangleAll(js); +} + +function unSign(value, bits) { + if (value >= 0) { + return value; + } + return bits <= 32 ? 2 * Math.abs(1 << bits - 1) + value : Math.pow(2, bits) + value; +} + +function ___assert_fail(condition, filename, line, func) { + abort("Assertion failed: " + UTF8ToString(condition) + ", at: " + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); +} + +function ___call_main(argc, argv) { + var returnCode = _main(argc, argv); + out("Proxied main thread 0x" + _pthread_self().toString(16) + " finished with return code " + returnCode + ". EXIT_RUNTIME=0 set, so keeping main thread alive for asynchronous event operations."); +} + +var _emscripten_get_now; + +if (ENVIRONMENT_IS_NODE) { + _emscripten_get_now = function() { + var t = process["hrtime"](); + return t[0] * 1e3 + t[1] / 1e6; + }; +} else if (ENVIRONMENT_IS_PTHREAD) { + _emscripten_get_now = function() { + return performance.now() - Module["__performance_now_clock_drift"]; + }; +} else if (typeof dateNow !== "undefined") { + _emscripten_get_now = dateNow; +} else _emscripten_get_now = function() { + return performance.now(); +}; + +var _emscripten_get_now_is_monotonic = true; + +function setErrNo(value) { + SAFE_HEAP_STORE(___errno_location() | 0, value | 0, 4); + return value; +} + +function _clock_gettime(clk_id, tp) { + var now; + if (clk_id === 0) { + now = Date.now(); + } else if ((clk_id === 1 || clk_id === 4) && _emscripten_get_now_is_monotonic) { + now = _emscripten_get_now(); + } else { + setErrNo(28); + return -1; + } + SAFE_HEAP_STORE(tp | 0, now / 1e3 | 0 | 0, 4); + SAFE_HEAP_STORE(tp + 4 | 0, now % 1e3 * 1e3 * 1e3 | 0 | 0, 4); + return 0; +} + +function ___clock_gettime(a0, a1) { + return _clock_gettime(a0, a1); +} + +var PATH = { + splitPath: function(filename) { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: function(parts, allowAboveRoot) { + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === ".") { + parts.splice(i, 1); + } else if (last === "..") { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + if (allowAboveRoot) { + for (;up; up--) { + parts.unshift(".."); + } + } + return parts; + }, + normalize: function(path) { + var isAbsolute = path.charAt(0) === "/", trailingSlash = path.substr(-1) === "/"; + path = PATH.normalizeArray(path.split("/").filter(function(p) { + return !!p; + }), !isAbsolute).join("/"); + if (!path && !isAbsolute) { + path = "."; + } + if (path && trailingSlash) { + path += "/"; + } + return (isAbsolute ? "/" : "") + path; + }, + dirname: function(path) { + var result = PATH.splitPath(path), root = result[0], dir = result[1]; + if (!root && !dir) { + return "."; + } + if (dir) { + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: function(path) { + if (path === "/") return "/"; + path = PATH.normalize(path); + path = path.replace(/\/$/, ""); + var lastSlash = path.lastIndexOf("/"); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + extname: function(path) { + return PATH.splitPath(path)[3]; + }, + join: function() { + var paths = Array.prototype.slice.call(arguments, 0); + return PATH.normalize(paths.join("/")); + }, + join2: function(l, r) { + return PATH.normalize(l + "/" + r); + } +}; + +function getRandomDevice() { + if (typeof crypto === "object" && typeof crypto["getRandomValues"] === "function") { + var randomBuffer = new Uint8Array(1); + return function() { + crypto.getRandomValues(randomBuffer); + return randomBuffer[0]; + }; + } else if (ENVIRONMENT_IS_NODE) { + try { + var crypto_module = require("crypto"); + return function() { + return crypto_module["randomBytes"](1)[0]; + }; + } catch (e) {} + } + return function() { + abort("no cryptographic support found for randomDevice. consider polyfilling it if you want to use something insecure like Math.random(), e.g. put this in a --pre-js: var crypto = { getRandomValues: function(array) { for (var i = 0; i < array.length; i++) array[i] = (Math.random()*256)|0 } };"); + }; +} + +var PATH_FS = { + resolve: function() { + var resolvedPath = "", resolvedAbsolute = false; + for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? arguments[i] : FS.cwd(); + if (typeof path !== "string") { + throw new TypeError("Arguments to path.resolve must be strings"); + } else if (!path) { + return ""; + } + resolvedPath = path + "/" + resolvedPath; + resolvedAbsolute = path.charAt(0) === "/"; + } + resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(function(p) { + return !!p; + }), !resolvedAbsolute).join("/"); + return (resolvedAbsolute ? "/" : "") + resolvedPath || "."; + }, + relative: function(from, to) { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (;start < arr.length; start++) { + if (arr[start] !== "") break; + } + var end = arr.length - 1; + for (;end >= 0; end--) { + if (arr[end] !== "") break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split("/")); + var toParts = trim(to.split("/")); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push(".."); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join("/"); + } +}; + +var TTY = { + ttys: [], + init: function() {}, + shutdown: function() {}, + register: function(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops: ops + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open: function(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close: function(stream) { + stream.tty.ops.flush(stream.tty); + }, + flush: function(stream) { + stream.tty.ops.flush(stream.tty); + }, + read: function(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + }, + write: function(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + } + }, + default_tty_ops: { + get_char: function(tty) { + if (!tty.input.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + var BUFSIZE = 256; + var buf = Buffer.alloc ? Buffer.alloc(BUFSIZE) : new Buffer(BUFSIZE); + var bytesRead = 0; + try { + bytesRead = nodeFS.readSync(process.stdin.fd, buf, 0, BUFSIZE, null); + } catch (e) { + if (e.toString().indexOf("EOF") != -1) bytesRead = 0; else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString("utf-8"); + } else { + result = null; + } + } else if (typeof window != "undefined" && typeof window.prompt == "function") { + result = window.prompt("Input: "); + if (result !== null) { + result += "\n"; + } + } else if (typeof readline == "function") { + result = readline(); + if (result !== null) { + result += "\n"; + } + } + if (!result) { + return null; + } + tty.input = intArrayFromString(result, true); + } + return tty.input.shift(); + }, + put_char: function(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + flush: function(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + } + }, + default_tty1_ops: { + put_char: function(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + flush: function(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + } + } +}; + +function mmapAlloc(size) { + var alignedSize = alignMemory(size, 16384); + var ptr = _malloc(alignedSize); + while (size < alignedSize) SAFE_HEAP_STORE(ptr + size++, 0, 1); + return ptr; +} + +var MEMFS = { + ops_table: null, + mount: function(mount) { + return MEMFS.createNode(null, "/", 16384 | 511, 0); + }, + createNode: function(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + throw new FS.ErrnoError(63); + } + if (!MEMFS.ops_table) { + MEMFS.ops_table = { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + } + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.timestamp = Date.now(); + if (parent) { + parent.contents[name] = node; + } + return node; + }, + getFileDataAsRegularArray: function(node) { + if (node.contents && node.contents.subarray) { + var arr = []; + for (var i = 0; i < node.usedBytes; ++i) arr.push(node.contents[i]); + return arr; + } + return node.contents; + }, + getFileDataAsTypedArray: function(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + return new Uint8Array(node.contents); + }, + expandFileStorage: function(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + return; + }, + resizeFileStorage: function(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + node.usedBytes = 0; + return; + } + if (!node.contents || node.contents.subarray) { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); + } + node.usedBytes = newSize; + return; + } + if (!node.contents) node.contents = []; + if (node.contents.length > newSize) node.contents.length = newSize; else while (node.contents.length < newSize) node.contents.push(0); + node.usedBytes = newSize; + }, + node_ops: { + getattr: function(node) { + var attr = {}; + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.timestamp); + attr.mtime = new Date(node.timestamp); + attr.ctime = new Date(node.timestamp); + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr: function(node, attr) { + if (attr.mode !== undefined) { + node.mode = attr.mode; + } + if (attr.timestamp !== undefined) { + node.timestamp = attr.timestamp; + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup: function(parent, name) { + throw FS.genericErrors[44]; + }, + mknod: function(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename: function(old_node, new_dir, new_name) { + if (FS.isDir(old_node.mode)) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + } + delete old_node.parent.contents[old_node.name]; + old_node.name = new_name; + new_dir.contents[new_name] = old_node; + old_node.parent = new_dir; + }, + unlink: function(parent, name) { + delete parent.contents[name]; + }, + rmdir: function(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + }, + readdir: function(node) { + var entries = [ ".", ".." ]; + for (var key in node.contents) { + if (!node.contents.hasOwnProperty(key)) { + continue; + } + entries.push(key); + } + return entries; + }, + symlink: function(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink: function(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + } + }, + stream_ops: { + read: function(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + assert(size >= 0); + if (size > 8 && contents.subarray) { + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + }, + write: function(stream, buffer, offset, length, position, canOwn) { + assert(!(buffer instanceof ArrayBuffer)); + if (!length) return 0; + var node = stream.node; + node.timestamp = Date.now(); + if (buffer.subarray && (!node.contents || node.contents.subarray)) { + if (canOwn) { + assert(position === 0, "canOwn must imply no weird position inside the file"); + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek: function(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate: function(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); + }, + mmap: function(stream, address, length, position, prot, flags) { + assert(address === 0); + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + if (!(flags & 2) && contents.buffer === buffer) { + allocated = false; + ptr = contents.byteOffset; + } else { + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + HEAP8.set(contents, ptr); + } + return { + ptr: ptr, + allocated: allocated + }; + }, + msync: function(stream, buffer, offset, length, mmapFlags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (mmapFlags & 2) { + return 0; + } + var bytesWritten = MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + return 0; + } + } +}; + +var ERRNO_MESSAGES = { + 0: "Success", + 1: "Arg list too long", + 2: "Permission denied", + 3: "Address already in use", + 4: "Address not available", + 5: "Address family not supported by protocol family", + 6: "No more processes", + 7: "Socket already connected", + 8: "Bad file number", + 9: "Trying to read unreadable message", + 10: "Mount device busy", + 11: "Operation canceled", + 12: "No children", + 13: "Connection aborted", + 14: "Connection refused", + 15: "Connection reset by peer", + 16: "File locking deadlock error", + 17: "Destination address required", + 18: "Math arg out of domain of func", + 19: "Quota exceeded", + 20: "File exists", + 21: "Bad address", + 22: "File too large", + 23: "Host is unreachable", + 24: "Identifier removed", + 25: "Illegal byte sequence", + 26: "Connection already in progress", + 27: "Interrupted system call", + 28: "Invalid argument", + 29: "I/O error", + 30: "Socket is already connected", + 31: "Is a directory", + 32: "Too many symbolic links", + 33: "Too many open files", + 34: "Too many links", + 35: "Message too long", + 36: "Multihop attempted", + 37: "File or path name too long", + 38: "Network interface is not configured", + 39: "Connection reset by network", + 40: "Network is unreachable", + 41: "Too many open files in system", + 42: "No buffer space available", + 43: "No such device", + 44: "No such file or directory", + 45: "Exec format error", + 46: "No record locks available", + 47: "The link has been severed", + 48: "Not enough core", + 49: "No message of desired type", + 50: "Protocol not available", + 51: "No space left on device", + 52: "Function not implemented", + 53: "Socket is not connected", + 54: "Not a directory", + 55: "Directory not empty", + 56: "State not recoverable", + 57: "Socket operation on non-socket", + 59: "Not a typewriter", + 60: "No such device or address", + 61: "Value too large for defined data type", + 62: "Previous owner died", + 63: "Not super-user", + 64: "Broken pipe", + 65: "Protocol error", + 66: "Unknown protocol", + 67: "Protocol wrong type for socket", + 68: "Math result not representable", + 69: "Read only file system", + 70: "Illegal seek", + 71: "No such process", + 72: "Stale file handle", + 73: "Connection timed out", + 74: "Text file busy", + 75: "Cross-device link", + 100: "Device not a stream", + 101: "Bad font file fmt", + 102: "Invalid slot", + 103: "Invalid request code", + 104: "No anode", + 105: "Block device required", + 106: "Channel number out of range", + 107: "Level 3 halted", + 108: "Level 3 reset", + 109: "Link number out of range", + 110: "Protocol driver not attached", + 111: "No CSI structure available", + 112: "Level 2 halted", + 113: "Invalid exchange", + 114: "Invalid request descriptor", + 115: "Exchange full", + 116: "No data (for no delay io)", + 117: "Timer expired", + 118: "Out of streams resources", + 119: "Machine is not on the network", + 120: "Package not installed", + 121: "The object is remote", + 122: "Advertise error", + 123: "Srmount error", + 124: "Communication error on send", + 125: "Cross mount point (not really error)", + 126: "Given log. name not unique", + 127: "f.d. invalid for this operation", + 128: "Remote address changed", + 129: "Can access a needed shared lib", + 130: "Accessing a corrupted shared lib", + 131: ".lib section in a.out corrupted", + 132: "Attempting to link in too many libs", + 133: "Attempting to exec a shared library", + 135: "Streams pipe error", + 136: "Too many users", + 137: "Socket type not supported", + 138: "Not supported", + 139: "Protocol family not supported", + 140: "Can't send after socket shutdown", + 141: "Too many references", + 142: "Host is down", + 148: "No medium (in tape drive)", + 156: "Level 2 not synchronized" +}; + +var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: "/", + initialized: false, + ignorePermissions: true, + trackingDelegate: {}, + tracking: { + openFlags: { + READ: 1, + WRITE: 2 + } + }, + ErrnoError: null, + genericErrors: {}, + filesystems: null, + syncFSRequests: 0, + lookupPath: function(path, opts) { + path = PATH_FS.resolve(FS.cwd(), path); + opts = opts || {}; + if (!path) return { + path: "", + node: null + }; + var defaults = { + follow_mount: true, + recurse_count: 0 + }; + for (var key in defaults) { + if (opts[key] === undefined) { + opts[key] = defaults[key]; + } + } + if (opts.recurse_count > 8) { + throw new FS.ErrnoError(32); + } + var parts = PATH.normalizeArray(path.split("/").filter(function(p) { + return !!p; + }), false); + var current = FS.root; + var current_path = "/"; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + break; + } + current = FS.lookupNode(current, parts[i]); + current_path = PATH.join2(current_path, parts[i]); + if (FS.isMountpoint(current)) { + if (!islast || islast && opts.follow_mount) { + current = current.mounted.root; + } + } + if (!islast || opts.follow) { + var count = 0; + while (FS.isLink(current.mode)) { + var link = FS.readlink(current_path); + current_path = PATH_FS.resolve(PATH.dirname(current_path), link); + var lookup = FS.lookupPath(current_path, { + recurse_count: opts.recurse_count + }); + current = lookup.node; + if (count++ > 40) { + throw new FS.ErrnoError(32); + } + } + } + } + return { + path: current_path, + node: current + }; + }, + getPath: function(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== "/" ? mount + "/" + path : mount + path; + } + path = path ? node.name + "/" + path : node.name; + node = node.parent; + } + }, + hashName: function(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = (hash << 5) - hash + name.charCodeAt(i) | 0; + } + return (parentid + hash >>> 0) % FS.nameTable.length; + }, + hashAddNode: function(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode: function(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode: function(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode, parent); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + return FS.lookup(parent, name); + }, + createNode: function(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode: function(node) { + FS.hashRemoveNode(node); + }, + isRoot: function(node) { + return node === node.parent; + }, + isMountpoint: function(node) { + return !!node.mounted; + }, + isFile: function(mode) { + return (mode & 61440) === 32768; + }, + isDir: function(mode) { + return (mode & 61440) === 16384; + }, + isLink: function(mode) { + return (mode & 61440) === 40960; + }, + isChrdev: function(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev: function(mode) { + return (mode & 61440) === 24576; + }, + isFIFO: function(mode) { + return (mode & 61440) === 4096; + }, + isSocket: function(mode) { + return (mode & 49152) === 49152; + }, + flagModes: { + "r": 0, + "r+": 2, + "w": 577, + "w+": 578, + "a": 1089, + "a+": 1090 + }, + modeStringToFlags: function(str) { + var flags = FS.flagModes[str]; + if (typeof flags === "undefined") { + throw new Error("Unknown file open mode: " + str); + } + return flags; + }, + flagsToPermissionString: function(flag) { + var perms = [ "r", "w", "rw" ][flag & 3]; + if (flag & 512) { + perms += "w"; + } + return perms; + }, + nodePermissions: function(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + if (perms.indexOf("r") !== -1 && !(node.mode & 292)) { + return 2; + } else if (perms.indexOf("w") !== -1 && !(node.mode & 146)) { + return 2; + } else if (perms.indexOf("x") !== -1 && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup: function(dir) { + var errCode = FS.nodePermissions(dir, "x"); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate: function(dir, name) { + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, "wx"); + }, + mayDelete: function(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, "wx"); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen: function(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== "r" || flags & 512) { + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd: function(fd_start, fd_end) { + fd_start = fd_start || 0; + fd_end = fd_end || FS.MAX_OPEN_FDS; + for (var fd = fd_start; fd <= fd_end; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStream: function(fd) { + return FS.streams[fd]; + }, + createStream: function(stream, fd_start, fd_end) { + if (!FS.FSStream) { + FS.FSStream = function() {}; + FS.FSStream.prototype = { + object: { + get: function() { + return this.node; + }, + set: function(val) { + this.node = val; + } + }, + isRead: { + get: function() { + return (this.flags & 2097155) !== 1; + } + }, + isWrite: { + get: function() { + return (this.flags & 2097155) !== 0; + } + }, + isAppend: { + get: function() { + return this.flags & 1024; + } + } + }; + } + var newStream = new FS.FSStream(); + for (var p in stream) { + newStream[p] = stream[p]; + } + stream = newStream; + var fd = FS.nextfd(fd_start, fd_end); + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream: function(fd) { + FS.streams[fd] = null; + }, + chrdev_stream_ops: { + open: function(stream) { + var device = FS.getDevice(stream.node.rdev); + stream.stream_ops = device.stream_ops; + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + }, + llseek: function() { + throw new FS.ErrnoError(70); + } + }, + major: function(dev) { + return dev >> 8; + }, + minor: function(dev) { + return dev & 255; + }, + makedev: function(ma, mi) { + return ma << 8 | mi; + }, + registerDevice: function(dev, ops) { + FS.devices[dev] = { + stream_ops: ops + }; + }, + getDevice: function(dev) { + return FS.devices[dev]; + }, + getMounts: function(mount) { + var mounts = []; + var check = [ mount ]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push.apply(check, m.mounts); + } + return mounts; + }, + syncfs: function(populate, callback) { + if (typeof populate === "function") { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err("warning: " + FS.syncFSRequests + " FS.syncfs operations in flight at once, probably just doing extra work"); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + assert(FS.syncFSRequests > 0); + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + mounts.forEach(function(mount) { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount: function(type, opts, mountpoint) { + if (typeof type === "string") { + throw type; + } + var root = mountpoint === "/"; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + mountpoint = lookup.path; + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type: type, + opts: opts, + mountpoint: mountpoint, + mounts: [] + }; + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + node.mounted = mount; + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount: function(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach(function(hash) { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.indexOf(current.mount) !== -1) { + FS.destroyNode(current); + } + current = next; + } + }); + node.mounted = null; + var idx = node.mount.mounts.indexOf(mount); + assert(idx !== -1); + node.mount.mounts.splice(idx, 1); + }, + lookup: function(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod: function(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === "." || name === "..") { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + create: function(path, mode) { + mode = mode !== undefined ? mode : 438; + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir: function(path, mode) { + mode = mode !== undefined ? mode : 511; + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree: function(path, mode) { + var dirs = path.split("/"); + var d = ""; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += "/" + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev: function(path, mode, dev) { + if (typeof dev === "undefined") { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink: function(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename: function(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + var lookup, old_dir, new_dir; + lookup = FS.lookupPath(old_path, { + parent: true + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + var old_node = FS.lookupNode(old_dir, old_name); + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(28); + } + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(55); + } + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (old_node === new_node) { + return; + } + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || new_node && FS.isMountpoint(new_node)) { + throw new FS.ErrnoError(10); + } + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + try { + if (FS.trackingDelegate["willMovePath"]) { + FS.trackingDelegate["willMovePath"](old_path, new_path); + } + } catch (e) { + err("FS.trackingDelegate['willMovePath']('" + old_path + "', '" + new_path + "') threw an exception: " + e.message); + } + FS.hashRemoveNode(old_node); + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + } catch (e) { + throw e; + } finally { + FS.hashAddNode(old_node); + } + try { + if (FS.trackingDelegate["onMovePath"]) FS.trackingDelegate["onMovePath"](old_path, new_path); + } catch (e) { + err("FS.trackingDelegate['onMovePath']('" + old_path + "', '" + new_path + "') threw an exception: " + e.message); + } + }, + rmdir: function(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + try { + if (FS.trackingDelegate["willDeletePath"]) { + FS.trackingDelegate["willDeletePath"](path); + } + } catch (e) { + err("FS.trackingDelegate['willDeletePath']('" + path + "') threw an exception: " + e.message); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + try { + if (FS.trackingDelegate["onDeletePath"]) FS.trackingDelegate["onDeletePath"](path); + } catch (e) { + err("FS.trackingDelegate['onDeletePath']('" + path + "') threw an exception: " + e.message); + } + }, + readdir: function(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink: function(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + try { + if (FS.trackingDelegate["willDeletePath"]) { + FS.trackingDelegate["willDeletePath"](path); + } + } catch (e) { + err("FS.trackingDelegate['willDeletePath']('" + path + "') threw an exception: " + e.message); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + try { + if (FS.trackingDelegate["onDeletePath"]) FS.trackingDelegate["onDeletePath"](path); + } catch (e) { + err("FS.trackingDelegate['onDeletePath']('" + path + "') threw an exception: " + e.message); + } + }, + readlink: function(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); + }, + stat: function(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat: function(path) { + return FS.stat(path, true); + }, + chmod: function(path, mode, dontFollow) { + var node; + if (typeof path === "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: mode & 4095 | node.mode & ~4095, + timestamp: Date.now() + }); + }, + lchmod: function(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod: function(fd, mode) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chmod(stream.node, mode); + }, + chown: function(path, uid, gid, dontFollow) { + var node; + if (typeof path === "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now() + }); + }, + lchown: function(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown: function(fd, uid, gid) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chown(stream.node, uid, gid); + }, + truncate: function(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path === "string") { + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now() + }); + }, + ftruncate: function(fd, len) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime: function(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + node.node_ops.setattr(node, { + timestamp: Math.max(atime, mtime) + }); + }, + open: function(path, flags, mode, fd_start, fd_end) { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags === "string" ? FS.modeStringToFlags(flags) : flags; + mode = typeof mode === "undefined" ? 438 : mode; + if (flags & 64) { + mode = mode & 4095 | 32768; + } else { + mode = 0; + } + var node; + if (typeof path === "object") { + node = path; + } else { + path = PATH.normalize(path); + try { + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072) + }); + node = lookup.node; + } catch (e) {} + } + var created = false; + if (flags & 64) { + if (node) { + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + if (flags & 512) { + FS.truncate(node, 0); + } + flags &= ~(128 | 512 | 131072); + var stream = FS.createStream({ + node: node, + path: FS.getPath(node), + flags: flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + ungotten: [], + error: false + }, fd_start, fd_end); + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module["logReadFiles"] && !(flags & 1)) { + if (!FS.readFiles) FS.readFiles = {}; + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + err("FS.trackingDelegate error on read file: " + path); + } + } + try { + if (FS.trackingDelegate["onOpenFile"]) { + var trackingFlags = 0; + if ((flags & 2097155) !== 1) { + trackingFlags |= FS.tracking.openFlags.READ; + } + if ((flags & 2097155) !== 0) { + trackingFlags |= FS.tracking.openFlags.WRITE; + } + FS.trackingDelegate["onOpenFile"](path, trackingFlags); + } + } catch (e) { + err("FS.trackingDelegate['onOpenFile']('" + path + "', flags) threw an exception: " + e.message); + } + return stream; + }, + close: function(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed: function(stream) { + return stream.fd === null; + }, + llseek: function(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read: function(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position !== "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write: function(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + FS.llseek(stream, 0, 2); + } + var seeking = typeof position !== "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + try { + if (stream.path && FS.trackingDelegate["onWriteToFile"]) FS.trackingDelegate["onWriteToFile"](stream.path); + } catch (e) { + err("FS.trackingDelegate['onWriteToFile']('" + stream.path + "') threw an exception: " + e.message); + } + return bytesWritten; + }, + allocate: function(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap: function(stream, address, length, position, prot, flags) { + if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + return stream.stream_ops.mmap(stream, address, length, position, prot, flags); + }, + msync: function(stream, buffer, offset, length, mmapFlags) { + if (!stream || !stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + }, + munmap: function(stream) { + return 0; + }, + ioctl: function(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile: function(path, opts) { + opts = opts || {}; + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || "binary"; + if (opts.encoding !== "utf8" && opts.encoding !== "binary") { + throw new Error('Invalid encoding type "' + opts.encoding + '"'); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === "utf8") { + ret = UTF8ArrayToString(buf, 0); + } else if (opts.encoding === "binary") { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile: function(path, data, opts) { + opts = opts || {}; + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data === "string") { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); + FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); + } else if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + throw new Error("Unsupported data type"); + } + FS.close(stream); + }, + cwd: function() { + return FS.currentPath; + }, + chdir: function(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, "x"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories: function() { + FS.mkdir("/tmp"); + FS.mkdir("/home"); + FS.mkdir("/home/web_user"); + }, + createDefaultDevices: function() { + FS.mkdir("/dev"); + FS.registerDevice(FS.makedev(1, 3), { + read: function() { + return 0; + }, + write: function(stream, buffer, offset, length, pos) { + return length; + } + }); + FS.mkdev("/dev/null", FS.makedev(1, 3)); + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev("/dev/tty", FS.makedev(5, 0)); + FS.mkdev("/dev/tty1", FS.makedev(6, 0)); + var random_device = getRandomDevice(); + FS.createDevice("/dev", "random", random_device); + FS.createDevice("/dev", "urandom", random_device); + FS.mkdir("/dev/shm"); + FS.mkdir("/dev/shm/tmp"); + }, + createSpecialDirectories: function() { + FS.mkdir("/proc"); + FS.mkdir("/proc/self"); + FS.mkdir("/proc/self/fd"); + FS.mount({ + mount: function() { + var node = FS.createNode("/proc/self", "fd", 16384 | 511, 73); + node.node_ops = { + lookup: function(parent, name) { + var fd = +name; + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + var ret = { + parent: null, + mount: { + mountpoint: "fake" + }, + node_ops: { + readlink: function() { + return stream.path; + } + } + }; + ret.parent = ret; + return ret; + } + }; + return node; + } + }, {}, "/proc/self/fd"); + }, + createStandardStreams: function() { + if (Module["stdin"]) { + FS.createDevice("/dev", "stdin", Module["stdin"]); + } else { + FS.symlink("/dev/tty", "/dev/stdin"); + } + if (Module["stdout"]) { + FS.createDevice("/dev", "stdout", null, Module["stdout"]); + } else { + FS.symlink("/dev/tty", "/dev/stdout"); + } + if (Module["stderr"]) { + FS.createDevice("/dev", "stderr", null, Module["stderr"]); + } else { + FS.symlink("/dev/tty1", "/dev/stderr"); + } + var stdin = FS.open("/dev/stdin", 0); + var stdout = FS.open("/dev/stdout", 1); + var stderr = FS.open("/dev/stderr", 1); + assert(stdin.fd === 0, "invalid handle for stdin (" + stdin.fd + ")"); + assert(stdout.fd === 1, "invalid handle for stdout (" + stdout.fd + ")"); + assert(stderr.fd === 2, "invalid handle for stderr (" + stderr.fd + ")"); + }, + ensureErrnoError: function() { + if (FS.ErrnoError) return; + FS.ErrnoError = function ErrnoError(errno, node) { + this.node = node; + this.setErrno = function(errno) { + this.errno = errno; + for (var key in ERRNO_CODES) { + if (ERRNO_CODES[key] === errno) { + this.code = key; + break; + } + } + }; + this.setErrno(errno); + this.message = ERRNO_MESSAGES[errno]; + if (this.stack) { + Object.defineProperty(this, "stack", { + value: new Error().stack, + writable: true + }); + this.stack = demangleAll(this.stack); + } + }; + FS.ErrnoError.prototype = new Error(); + FS.ErrnoError.prototype.constructor = FS.ErrnoError; + [ 44 ].forEach(function(code) { + FS.genericErrors[code] = new FS.ErrnoError(code); + FS.genericErrors[code].stack = ""; + }); + }, + staticInit: function() { + FS.ensureErrnoError(); + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, "/"); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + "MEMFS": MEMFS + }; + }, + init: function(input, output, error) { + assert(!FS.init.initialized, "FS.init was previously called. If you want to initialize later with custom parameters, remove any earlier calls (note that one is automatically added to the generated code)"); + FS.init.initialized = true; + FS.ensureErrnoError(); + Module["stdin"] = input || Module["stdin"]; + Module["stdout"] = output || Module["stdout"]; + Module["stderr"] = error || Module["stderr"]; + FS.createStandardStreams(); + }, + quit: function() { + FS.init.initialized = false; + var fflush = Module["_fflush"]; + if (fflush) fflush(0); + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + getMode: function(canRead, canWrite) { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }, + findObject: function(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (ret.exists) { + return ret.object; + } else { + return null; + } + }, + analyzePath: function(path, dontResolveLastLink) { + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { + parent: true + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === "/"; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath: function(parent, path, canRead, canWrite) { + parent = typeof parent === "string" ? parent : FS.getPath(parent); + var parts = path.split("/").reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + parent = current; + } + return current; + }, + createFile: function(parent, name, properties, canRead, canWrite) { + var path = PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name); + var mode = FS.getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile: function(parent, name, data, canRead, canWrite, canOwn) { + var path = name ? PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name) : parent; + var mode = FS.getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data === "string") { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + return node; + }, + createDevice: function(parent, name, input, output) { + var path = PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name); + var mode = FS.getMode(!!input, !!output); + if (!FS.createDevice.major) FS.createDevice.major = 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + FS.registerDevice(dev, { + open: function(stream) { + stream.seekable = false; + }, + close: function(stream) { + if (output && output.buffer && output.buffer.length) { + output(10); + } + }, + read: function(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + }, + write: function(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile: function(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (typeof XMLHttpRequest !== "undefined") { + throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else if (read_) { + try { + obj.contents = intArrayFromString(read_(obj.url), true); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } else { + throw new Error("Cannot load without read() or XMLHttpRequest."); + } + }, + createLazyFile: function(parent, name, url, canRead, canWrite) { + function LazyUint8Array() { + this.lengthKnown = false; + this.chunks = []; + } + LazyUint8Array.prototype.get = function LazyUint8Array_get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = idx / this.chunkSize | 0; + return this.getter(chunkNum)[chunkOffset]; + }; + LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(getter) { + this.getter = getter; + }; + LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() { + var xhr = new XMLHttpRequest(); + xhr.open("HEAD", url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + var chunkSize = 1024 * 1024; + if (!hasByteServing) chunkSize = datalength; + var doXHR = function(from, to) { + if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + if (typeof Uint8Array != "undefined") xhr.responseType = "arraybuffer"; + if (xhr.overrideMimeType) { + xhr.overrideMimeType("text/plain; charset=x-user-defined"); + } + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(xhr.response || []); + } else { + return intArrayFromString(xhr.responseText || "", true); + } + }; + var lazyArray = this; + lazyArray.setDataGetter(function(chunkNum) { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + end = Math.min(end, datalength - 1); + if (typeof lazyArray.chunks[chunkNum] === "undefined") { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] === "undefined") throw new Error("doXHR failed!"); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + chunkSize = datalength = 1; + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + }; + if (typeof XMLHttpRequest !== "undefined") { + if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; + var lazyArray = new LazyUint8Array(); + Object.defineProperties(lazyArray, { + length: { + get: function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + }, + chunkSize: { + get: function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + }); + var properties = { + isDevice: false, + contents: lazyArray + }; + } else { + var properties = { + isDevice: false, + url: url + }; + } + var node = FS.createFile(parent, name, properties, canRead, canWrite); + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + Object.defineProperties(node, { + usedBytes: { + get: function() { + return this.contents.length; + } + } + }); + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach(function(key) { + var fn = node.stream_ops[key]; + stream_ops[key] = function forceLoadLazyFile() { + FS.forceLoadFile(node); + return fn.apply(null, arguments); + }; + }); + stream_ops.read = function stream_ops_read(stream, buffer, offset, length, position) { + FS.forceLoadFile(node); + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + assert(size >= 0); + if (contents.slice) { + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents.get(position + i); + } + } + return size; + }; + node.stream_ops = stream_ops; + return node; + }, + createPreloadedFile: function(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) { + Browser.init(); + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency("cp " + fullname); + function processData(byteArray) { + function finish(byteArray) { + if (preFinish) preFinish(); + if (!dontCreateFile) { + FS.createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + if (onload) onload(); + removeRunDependency(dep); + } + var handled = false; + Module["preloadPlugins"].forEach(function(plugin) { + if (handled) return; + if (plugin["canHandle"](fullname)) { + plugin["handle"](byteArray, fullname, finish, function() { + if (onerror) onerror(); + removeRunDependency(dep); + }); + handled = true; + } + }); + if (!handled) finish(byteArray); + } + addRunDependency(dep); + if (typeof url == "string") { + Browser.asyncLoad(url, function(byteArray) { + processData(byteArray); + }, onerror); + } else { + processData(url); + } + }, + indexedDB: function() { + return window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB; + }, + DB_NAME: function() { + return "EM_FS_" + window.location.pathname; + }, + DB_VERSION: 20, + DB_STORE_NAME: "FILE_DATA", + saveFilesToDB: function(paths, onload, onerror) { + onload = onload || function() {}; + onerror = onerror || function() {}; + var indexedDB = FS.indexedDB(); + try { + var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION); + } catch (e) { + return onerror(e); + } + openRequest.onupgradeneeded = function openRequest_onupgradeneeded() { + out("creating db"); + var db = openRequest.result; + db.createObjectStore(FS.DB_STORE_NAME); + }; + openRequest.onsuccess = function openRequest_onsuccess() { + var db = openRequest.result; + var transaction = db.transaction([ FS.DB_STORE_NAME ], "readwrite"); + var files = transaction.objectStore(FS.DB_STORE_NAME); + var ok = 0, fail = 0, total = paths.length; + function finish() { + if (fail == 0) onload(); else onerror(); + } + paths.forEach(function(path) { + var putRequest = files.put(FS.analyzePath(path).object.contents, path); + putRequest.onsuccess = function putRequest_onsuccess() { + ok++; + if (ok + fail == total) finish(); + }; + putRequest.onerror = function putRequest_onerror() { + fail++; + if (ok + fail == total) finish(); + }; + }); + transaction.onerror = onerror; + }; + openRequest.onerror = onerror; + }, + loadFilesFromDB: function(paths, onload, onerror) { + onload = onload || function() {}; + onerror = onerror || function() {}; + var indexedDB = FS.indexedDB(); + try { + var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION); + } catch (e) { + return onerror(e); + } + openRequest.onupgradeneeded = onerror; + openRequest.onsuccess = function openRequest_onsuccess() { + var db = openRequest.result; + try { + var transaction = db.transaction([ FS.DB_STORE_NAME ], "readonly"); + } catch (e) { + onerror(e); + return; + } + var files = transaction.objectStore(FS.DB_STORE_NAME); + var ok = 0, fail = 0, total = paths.length; + function finish() { + if (fail == 0) onload(); else onerror(); + } + paths.forEach(function(path) { + var getRequest = files.get(path); + getRequest.onsuccess = function getRequest_onsuccess() { + if (FS.analyzePath(path).exists) { + FS.unlink(path); + } + FS.createDataFile(PATH.dirname(path), PATH.basename(path), getRequest.result, true, true, true); + ok++; + if (ok + fail == total) finish(); + }; + getRequest.onerror = function getRequest_onerror() { + fail++; + if (ok + fail == total) finish(); + }; + }); + transaction.onerror = onerror; + }; + openRequest.onerror = onerror; + }, + absolutePath: function() { + abort("FS.absolutePath has been removed; use PATH_FS.resolve instead"); + }, + createFolder: function() { + abort("FS.createFolder has been removed; use FS.mkdir instead"); + }, + createLink: function() { + abort("FS.createLink has been removed; use FS.symlink instead"); + }, + joinPath: function() { + abort("FS.joinPath has been removed; use PATH.join instead"); + }, + mmapAlloc: function() { + abort("FS.mmapAlloc has been replaced by the top level function mmapAlloc"); + }, + standardizePath: function() { + abort("FS.standardizePath has been removed; use PATH.normalize instead"); + } +}; + +var SYSCALLS = { + mappings: {}, + DEFAULT_POLLMASK: 5, + umask: 511, + calculateAt: function(dirfd, path) { + if (path[0] !== "/") { + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = FS.getStream(dirfd); + if (!dirstream) throw new FS.ErrnoError(8); + dir = dirstream.path; + } + path = PATH.join2(dir, path); + } + return path; + }, + doStat: function(func, path, buf) { + try { + var stat = func(path); + } catch (e) { + if (e && e.node && PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))) { + return -54; + } + throw e; + } + SAFE_HEAP_STORE(buf | 0, stat.dev | 0, 4); + SAFE_HEAP_STORE(buf + 4 | 0, 0 | 0, 4); + SAFE_HEAP_STORE(buf + 8 | 0, stat.ino | 0, 4); + SAFE_HEAP_STORE(buf + 12 | 0, stat.mode | 0, 4); + SAFE_HEAP_STORE(buf + 16 | 0, stat.nlink | 0, 4); + SAFE_HEAP_STORE(buf + 20 | 0, stat.uid | 0, 4); + SAFE_HEAP_STORE(buf + 24 | 0, stat.gid | 0, 4); + SAFE_HEAP_STORE(buf + 28 | 0, stat.rdev | 0, 4); + SAFE_HEAP_STORE(buf + 32 | 0, 0 | 0, 4); + tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + SAFE_HEAP_STORE(buf + 40 | 0, tempI64[0] | 0, 4), SAFE_HEAP_STORE(buf + 44 | 0, tempI64[1] | 0, 4); + SAFE_HEAP_STORE(buf + 48 | 0, 4096 | 0, 4); + SAFE_HEAP_STORE(buf + 52 | 0, stat.blocks | 0, 4); + SAFE_HEAP_STORE(buf + 56 | 0, stat.atime.getTime() / 1e3 | 0 | 0, 4); + SAFE_HEAP_STORE(buf + 60 | 0, 0 | 0, 4); + SAFE_HEAP_STORE(buf + 64 | 0, stat.mtime.getTime() / 1e3 | 0 | 0, 4); + SAFE_HEAP_STORE(buf + 68 | 0, 0 | 0, 4); + SAFE_HEAP_STORE(buf + 72 | 0, stat.ctime.getTime() / 1e3 | 0 | 0, 4); + SAFE_HEAP_STORE(buf + 76 | 0, 0 | 0, 4); + tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + SAFE_HEAP_STORE(buf + 80 | 0, tempI64[0] | 0, 4), SAFE_HEAP_STORE(buf + 84 | 0, tempI64[1] | 0, 4); + return 0; + }, + doMsync: function(addr, stream, len, flags, offset) { + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + doMkdir: function(path, mode) { + path = PATH.normalize(path); + if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); + FS.mkdir(path, mode, 0); + return 0; + }, + doMknod: function(path, mode, dev) { + switch (mode & 61440) { + case 32768: + case 8192: + case 24576: + case 4096: + case 49152: + break; + + default: + return -28; + } + FS.mknod(path, mode, dev); + return 0; + }, + doReadlink: function(path, buf, bufsize) { + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = SAFE_HEAP_LOAD(buf + len, 1, 0); + stringToUTF8(ret, buf, bufsize + 1); + SAFE_HEAP_STORE(buf + len, endChar, 1); + return len; + }, + doAccess: function(path, amode) { + if (amode & ~7) { + return -28; + } + var node; + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + if (!node) { + return -44; + } + var perms = ""; + if (amode & 4) perms += "r"; + if (amode & 2) perms += "w"; + if (amode & 1) perms += "x"; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + }, + doDup: function(path, flags, suggestFD) { + var suggest = FS.getStream(suggestFD); + if (suggest) FS.close(suggest); + return FS.open(path, flags, 0, suggestFD, suggestFD).fd; + }, + doReadv: function(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = SAFE_HEAP_LOAD(iov + i * 8 | 0, 4, 0) | 0; + var len = SAFE_HEAP_LOAD(iov + (i * 8 + 4) | 0, 4, 0) | 0; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + } + return ret; + }, + doWritev: function(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = SAFE_HEAP_LOAD(iov + i * 8 | 0, 4, 0) | 0; + var len = SAFE_HEAP_LOAD(iov + (i * 8 + 4) | 0, 4, 0) | 0; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + } + return ret; + }, + varargs: undefined, + get: function() { + assert(SYSCALLS.varargs != undefined); + SYSCALLS.varargs += 4; + var ret = SAFE_HEAP_LOAD(SYSCALLS.varargs - 4 | 0, 4, 0) | 0; + return ret; + }, + getStr: function(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + getStreamFromFD: function(fd) { + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + return stream; + }, + get64: function(low, high) { + if (low >= 0) assert(high === 0); else assert(high === -1); + return low; + } +}; + +function ___sys_fcntl64(fd, cmd, varargs) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(1, 1, fd, cmd, varargs); + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: + { + var arg = SYSCALLS.get(); + if (arg < 0) { + return -28; + } + var newStream; + newStream = FS.open(stream.path, stream.flags, 0, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + case 3: + return stream.flags; + + case 4: + { + var arg = SYSCALLS.get(); + stream.flags |= arg; + return 0; + } + + case 12: + { + var arg = SYSCALLS.get(); + var offset = 0; + SAFE_HEAP_STORE(arg + offset | 0, 2 | 0, 2); + return 0; + } + + case 13: + case 14: + return 0; + + case 16: + case 8: + return -28; + + case 9: + setErrNo(28); + return -1; + + default: + { + return -28; + } + } + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } +} + +function ___sys_ioctl(fd, op, varargs) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(2, 1, fd, op, varargs); + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: + case 21505: + { + if (!stream.tty) return -59; + return 0; + } + + case 21510: + case 21511: + case 21512: + case 21506: + case 21507: + case 21508: + { + if (!stream.tty) return -59; + return 0; + } + + case 21519: + { + if (!stream.tty) return -59; + var argp = SYSCALLS.get(); + SAFE_HEAP_STORE(argp | 0, 0 | 0, 4); + return 0; + } + + case 21520: + { + if (!stream.tty) return -59; + return -28; + } + + case 21531: + { + var argp = SYSCALLS.get(); + return FS.ioctl(stream, op, argp); + } + + case 21523: + { + if (!stream.tty) return -59; + return 0; + } + + case 21524: + { + if (!stream.tty) return -59; + return 0; + } + + default: + abort("bad ioctl syscall " + op); + } + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } +} + +function ___sys_open(path, flags, varargs) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(3, 1, path, flags, varargs); + SYSCALLS.varargs = varargs; + try { + var pathname = SYSCALLS.getStr(path); + var mode = varargs ? SYSCALLS.get() : 0; + var stream = FS.open(pathname, flags, mode); + return stream.fd; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } +} + +function ___sys_rmdir(path) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(4, 1, path); + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } +} + +function ___sys_unlink(path) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(5, 1, path); + try { + path = SYSCALLS.getStr(path); + FS.unlink(path); + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } +} + +function __emscripten_notify_thread_queue(targetThreadId, mainThreadId) { + if (targetThreadId == mainThreadId) { + postMessage({ + "cmd": "processQueuedMainThreadWork" + }); + } else if (ENVIRONMENT_IS_PTHREAD) { + postMessage({ + "targetThread": targetThreadId, + "cmd": "processThreadQueue" + }); + } else { + var pthread = PThread.pthreads[targetThreadId]; + var worker = pthread && pthread.worker; + if (!worker) { + err("Cannot send message to thread with ID " + targetThreadId + ", unknown thread ID!"); + return; + } + worker.postMessage({ + "cmd": "processThreadQueue" + }); + } + return 1; +} + +function _abort() { + abort(); +} + +function _dlerror() { + abort("To use dlopen, you need to use Emscripten's linking support, see https://github.com/emscripten-core/emscripten/wiki/Linking"); +} + +function _dlopen(filename, flag) { + abort("To use dlopen, you need to use Emscripten's linking support, see https://github.com/emscripten-core/emscripten/wiki/Linking"); +} + +function _dlsym(handle, symbol) { + abort("To use dlopen, you need to use Emscripten's linking support, see https://github.com/emscripten-core/emscripten/wiki/Linking"); +} + +function _emscripten_asm_const_int(code, sigPtr, argbuf) { + var args = readAsmConstArgs(sigPtr, argbuf); + return ASM_CONSTS[code].apply(null, args); +} + +function _emscripten_check_blocking_allowed() { + if (ENVIRONMENT_IS_NODE) return; + if (ENVIRONMENT_IS_WORKER) return; + warnOnce("Blocking on the main thread is very dangerous, see https://emscripten.org/docs/porting/pthreads.html#blocking-on-the-main-browser-thread"); +} + +function _emscripten_conditional_set_current_thread_status_js(expectedStatus, newStatus) {} + +function _emscripten_conditional_set_current_thread_status(expectedStatus, newStatus) {} + +function _emscripten_futex_wait(addr, val, timeout) { + if (addr <= 0 || addr > HEAP8.length || addr & 3 != 0) return -28; + if (!ENVIRONMENT_IS_WEB) { + var ret = Atomics.wait(HEAP32, addr >> 2, val, timeout); + if (ret === "timed-out") return -73; + if (ret === "not-equal") return -6; + if (ret === "ok") return 0; + throw "Atomics.wait returned an unexpected value " + ret; + } else { + if (Atomics.load(HEAP32, addr >> 2) != val) { + return -6; + } + var tNow = performance.now(); + var tEnd = tNow + timeout; + assert(__emscripten_main_thread_futex > 0); + var lastAddr = Atomics.exchange(HEAP32, __emscripten_main_thread_futex >> 2, addr); + assert(lastAddr == 0); + while (1) { + tNow = performance.now(); + if (tNow > tEnd) { + lastAddr = Atomics.exchange(HEAP32, __emscripten_main_thread_futex >> 2, 0); + assert(lastAddr == addr || lastAddr == 0); + return -73; + } + lastAddr = Atomics.exchange(HEAP32, __emscripten_main_thread_futex >> 2, 0); + assert(lastAddr == addr || lastAddr == 0); + if (lastAddr == 0) { + break; + } + _emscripten_main_thread_process_queued_calls(); + if (Atomics.load(HEAP32, addr >> 2) != val) { + return -6; + } + lastAddr = Atomics.exchange(HEAP32, __emscripten_main_thread_futex >> 2, addr); + assert(lastAddr == 0); + } + return 0; + } +} + +function _longjmp(env, value) { + _setThrew(env, value || 1); + throw "longjmp"; +} + +function _emscripten_longjmp(a0, a1) { + return _longjmp(a0, a1); +} + +function _emscripten_memcpy_big(dest, src, num) { + HEAPU8.copyWithin(dest, src, src + num); +} + +function _emscripten_proxy_to_main_thread_js(index, sync) { + var numCallArgs = arguments.length - 2; + if (numCallArgs > 20 - 1) throw "emscripten_proxy_to_main_thread_js: Too many arguments " + numCallArgs + " to proxied function idx=" + index + ", maximum supported is " + (20 - 1) + "!"; + var stack = stackSave(); + var serializedNumCallArgs = numCallArgs; + var args = stackAlloc(serializedNumCallArgs * 8); + var b = args >> 3; + for (var i = 0; i < numCallArgs; i++) { + var arg = arguments[2 + i]; + SAFE_HEAP_STORE_D((b + i) * 8, arg, 8); + } + var ret = _emscripten_run_in_main_runtime_thread_js(index, serializedNumCallArgs, args, sync); + stackRestore(stack); + return ret; +} + +var _emscripten_receive_on_main_thread_js_callArgs = []; + +var readAsmConstArgsArray = []; + +function readAsmConstArgs(sigPtr, buf) { + assert(Array.isArray(readAsmConstArgsArray)); + assert(buf % 16 == 0); + readAsmConstArgsArray.length = 0; + var ch; + buf >>= 2; + while (ch = SAFE_HEAP_LOAD(sigPtr++, 1, 1)) { + assert(ch === 100 || ch === 102 || ch === 105); + var double = ch < 105; + if (double && buf & 1) buf++; + readAsmConstArgsArray.push(double ? SAFE_HEAP_LOAD_D((buf++ >> 1) * 8, 8, 0) : SAFE_HEAP_LOAD(buf * 4, 4, 0)); + ++buf; + } + return readAsmConstArgsArray; +} + +function _emscripten_receive_on_main_thread_js(index, numCallArgs, args) { + _emscripten_receive_on_main_thread_js_callArgs.length = numCallArgs; + var b = args >> 3; + for (var i = 0; i < numCallArgs; i++) { + _emscripten_receive_on_main_thread_js_callArgs[i] = SAFE_HEAP_LOAD_D((b + i) * 8, 8, 0); + } + var isEmAsmConst = index < 0; + var func = !isEmAsmConst ? proxiedFunctionTable[index] : ASM_CONSTS[-index - 1]; + assert(func.length == numCallArgs, "Call args mismatch in emscripten_receive_on_main_thread_js"); + return func.apply(null, _emscripten_receive_on_main_thread_js_callArgs); +} + +function _emscripten_get_heap_size() { + return HEAPU8.length; +} + +function abortOnCannotGrowMemory(requestedSize) { + abort("Cannot enlarge memory arrays to size " + requestedSize + " bytes (OOM). Either (1) compile with -s INITIAL_MEMORY=X with X higher than the current value " + HEAP8.length + ", (2) compile with -s ALLOW_MEMORY_GROWTH=1 which allows increasing the size at runtime, or (3) if you want malloc to return NULL (0) instead of this abort, compile with -s ABORTING_MALLOC=0 "); +} + +function _emscripten_resize_heap(requestedSize) { + requestedSize = requestedSize >>> 0; + abortOnCannotGrowMemory(requestedSize); +} + +var JSEvents = { + inEventHandler: 0, + removeAllEventListeners: function() { + for (var i = JSEvents.eventHandlers.length - 1; i >= 0; --i) { + JSEvents._removeHandler(i); + } + JSEvents.eventHandlers = []; + JSEvents.deferredCalls = []; + }, + registerRemoveEventListeners: function() { + if (!JSEvents.removeEventListenersRegistered) { + __ATEXIT__.push(JSEvents.removeAllEventListeners); + JSEvents.removeEventListenersRegistered = true; + } + }, + deferredCalls: [], + deferCall: function(targetFunction, precedence, argsList) { + function arraysHaveEqualContent(arrA, arrB) { + if (arrA.length != arrB.length) return false; + for (var i in arrA) { + if (arrA[i] != arrB[i]) return false; + } + return true; + } + for (var i in JSEvents.deferredCalls) { + var call = JSEvents.deferredCalls[i]; + if (call.targetFunction == targetFunction && arraysHaveEqualContent(call.argsList, argsList)) { + return; + } + } + JSEvents.deferredCalls.push({ + targetFunction: targetFunction, + precedence: precedence, + argsList: argsList + }); + JSEvents.deferredCalls.sort(function(x, y) { + return x.precedence < y.precedence; + }); + }, + removeDeferredCalls: function(targetFunction) { + for (var i = 0; i < JSEvents.deferredCalls.length; ++i) { + if (JSEvents.deferredCalls[i].targetFunction == targetFunction) { + JSEvents.deferredCalls.splice(i, 1); + --i; + } + } + }, + canPerformEventHandlerRequests: function() { + return JSEvents.inEventHandler && JSEvents.currentEventHandler.allowsDeferredCalls; + }, + runDeferredCalls: function() { + if (!JSEvents.canPerformEventHandlerRequests()) { + return; + } + for (var i = 0; i < JSEvents.deferredCalls.length; ++i) { + var call = JSEvents.deferredCalls[i]; + JSEvents.deferredCalls.splice(i, 1); + --i; + call.targetFunction.apply(null, call.argsList); + } + }, + eventHandlers: [], + removeAllHandlersOnTarget: function(target, eventTypeString) { + for (var i = 0; i < JSEvents.eventHandlers.length; ++i) { + if (JSEvents.eventHandlers[i].target == target && (!eventTypeString || eventTypeString == JSEvents.eventHandlers[i].eventTypeString)) { + JSEvents._removeHandler(i--); + } + } + }, + _removeHandler: function(i) { + var h = JSEvents.eventHandlers[i]; + h.target.removeEventListener(h.eventTypeString, h.eventListenerFunc, h.useCapture); + JSEvents.eventHandlers.splice(i, 1); + }, + registerOrRemoveHandler: function(eventHandler) { + var jsEventHandler = function jsEventHandler(event) { + ++JSEvents.inEventHandler; + JSEvents.currentEventHandler = eventHandler; + JSEvents.runDeferredCalls(); + eventHandler.handlerFunc(event); + JSEvents.runDeferredCalls(); + --JSEvents.inEventHandler; + }; + if (eventHandler.callbackfunc) { + eventHandler.eventListenerFunc = jsEventHandler; + eventHandler.target.addEventListener(eventHandler.eventTypeString, jsEventHandler, eventHandler.useCapture); + JSEvents.eventHandlers.push(eventHandler); + JSEvents.registerRemoveEventListeners(); + } else { + for (var i = 0; i < JSEvents.eventHandlers.length; ++i) { + if (JSEvents.eventHandlers[i].target == eventHandler.target && JSEvents.eventHandlers[i].eventTypeString == eventHandler.eventTypeString) { + JSEvents._removeHandler(i--); + } + } + } + }, + queueEventHandlerOnThread_iiii: function(targetThread, eventHandlerFunc, eventTypeId, eventData, userData) { + var stackTop = stackSave(); + var varargs = stackAlloc(12); + SAFE_HEAP_STORE(varargs | 0, eventTypeId | 0, 4); + SAFE_HEAP_STORE(varargs + 4 | 0, eventData | 0, 4); + SAFE_HEAP_STORE(varargs + 8 | 0, userData | 0, 4); + __emscripten_call_on_thread(0, targetThread, 637534208, eventHandlerFunc, eventData, varargs); + stackRestore(stackTop); + }, + getTargetThreadForEventCallback: function(targetThread) { + switch (targetThread) { + case 1: + return 0; + + case 2: + return PThread.currentProxiedOperationCallerThread; + + default: + return targetThread; + } + }, + getNodeNameForTarget: function(target) { + if (!target) return ""; + if (target == window) return "#window"; + if (target == screen) return "#screen"; + return target && target.nodeName ? target.nodeName : ""; + }, + fullscreenEnabled: function() { + return document.fullscreenEnabled || document.webkitFullscreenEnabled; + } +}; + +function stringToNewUTF8(jsString) { + var length = lengthBytesUTF8(jsString) + 1; + var cString = _malloc(length); + stringToUTF8(jsString, cString, length); + return cString; +} + +function _emscripten_set_offscreencanvas_size_on_target_thread_js(targetThread, targetCanvas, width, height) { + var stackTop = stackSave(); + var varargs = stackAlloc(12); + var targetCanvasPtr = 0; + if (targetCanvas) { + targetCanvasPtr = stringToNewUTF8(targetCanvas); + } + SAFE_HEAP_STORE(varargs | 0, targetCanvasPtr | 0, 4); + SAFE_HEAP_STORE(varargs + 4 | 0, width | 0, 4); + SAFE_HEAP_STORE(varargs + 8 | 0, height | 0, 4); + __emscripten_call_on_thread(0, targetThread, 657457152, 0, targetCanvasPtr, varargs); + stackRestore(stackTop); +} + +function _emscripten_set_offscreencanvas_size_on_target_thread(targetThread, targetCanvas, width, height) { + targetCanvas = targetCanvas ? UTF8ToString(targetCanvas) : ""; + _emscripten_set_offscreencanvas_size_on_target_thread_js(targetThread, targetCanvas, width, height); +} + +function maybeCStringToJsString(cString) { + return cString > 2 ? UTF8ToString(cString) : cString; +} + +var specialHTMLTargets = [ 0, typeof document !== "undefined" ? document : 0, typeof window !== "undefined" ? window : 0 ]; + +function findEventTarget(target) { + target = maybeCStringToJsString(target); + var domElement = specialHTMLTargets[target] || (typeof document !== "undefined" ? document.querySelector(target) : undefined); + return domElement; +} + +function findCanvasEventTarget(target) { + return findEventTarget(target); +} + +function _emscripten_set_canvas_element_size_calling_thread(target, width, height) { + var canvas = findCanvasEventTarget(target); + if (!canvas) return -4; + if (canvas.canvasSharedPtr) { + SAFE_HEAP_STORE(canvas.canvasSharedPtr | 0, width | 0, 4); + SAFE_HEAP_STORE(canvas.canvasSharedPtr + 4 | 0, height | 0, 4); + } + if (canvas.offscreenCanvas || !canvas.controlTransferredOffscreen) { + if (canvas.offscreenCanvas) canvas = canvas.offscreenCanvas; + var autoResizeViewport = false; + if (canvas.GLctxObject && canvas.GLctxObject.GLctx) { + var prevViewport = canvas.GLctxObject.GLctx.getParameter(2978); + autoResizeViewport = prevViewport[0] === 0 && prevViewport[1] === 0 && prevViewport[2] === canvas.width && prevViewport[3] === canvas.height; + } + canvas.width = width; + canvas.height = height; + if (autoResizeViewport) { + canvas.GLctxObject.GLctx.viewport(0, 0, width, height); + } + } else if (canvas.canvasSharedPtr) { + var targetThread = SAFE_HEAP_LOAD(canvas.canvasSharedPtr + 8 | 0, 4, 0) | 0; + _emscripten_set_offscreencanvas_size_on_target_thread(targetThread, target, width, height); + return 1; + } else { + return -4; + } + return 0; +} + +function _emscripten_set_canvas_element_size_main_thread(target, width, height) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(6, 1, target, width, height); + return _emscripten_set_canvas_element_size_calling_thread(target, width, height); +} + +function _emscripten_set_canvas_element_size(target, width, height) { + var canvas = findCanvasEventTarget(target); + if (canvas) { + return _emscripten_set_canvas_element_size_calling_thread(target, width, height); + } else { + return _emscripten_set_canvas_element_size_main_thread(target, width, height); + } +} + +function _emscripten_set_current_thread_status_js(newStatus) {} + +function _emscripten_set_current_thread_status(newStatus) {} + +function _emscripten_set_thread_name(threadId, name) {} + +function __webgl_enable_ANGLE_instanced_arrays(ctx) { + var ext = ctx.getExtension("ANGLE_instanced_arrays"); + if (ext) { + ctx["vertexAttribDivisor"] = function(index, divisor) { + ext["vertexAttribDivisorANGLE"](index, divisor); + }; + ctx["drawArraysInstanced"] = function(mode, first, count, primcount) { + ext["drawArraysInstancedANGLE"](mode, first, count, primcount); + }; + ctx["drawElementsInstanced"] = function(mode, count, type, indices, primcount) { + ext["drawElementsInstancedANGLE"](mode, count, type, indices, primcount); + }; + return 1; + } +} + +function __webgl_enable_OES_vertex_array_object(ctx) { + var ext = ctx.getExtension("OES_vertex_array_object"); + if (ext) { + ctx["createVertexArray"] = function() { + return ext["createVertexArrayOES"](); + }; + ctx["deleteVertexArray"] = function(vao) { + ext["deleteVertexArrayOES"](vao); + }; + ctx["bindVertexArray"] = function(vao) { + ext["bindVertexArrayOES"](vao); + }; + ctx["isVertexArray"] = function(vao) { + return ext["isVertexArrayOES"](vao); + }; + return 1; + } +} + +function __webgl_enable_WEBGL_draw_buffers(ctx) { + var ext = ctx.getExtension("WEBGL_draw_buffers"); + if (ext) { + ctx["drawBuffers"] = function(n, bufs) { + ext["drawBuffersWEBGL"](n, bufs); + }; + return 1; + } +} + +function __webgl_enable_WEBGL_multi_draw(ctx) { + return !!(ctx.multiDrawWebgl = ctx.getExtension("WEBGL_multi_draw")); +} + +var GL = { + counter: 1, + buffers: [], + programs: [], + framebuffers: [], + renderbuffers: [], + textures: [], + uniforms: [], + shaders: [], + vaos: [], + contexts: {}, + offscreenCanvases: {}, + timerQueriesEXT: [], + programInfos: {}, + stringCache: {}, + unpackAlignment: 4, + recordError: function recordError(errorCode) { + if (!GL.lastError) { + GL.lastError = errorCode; + } + }, + getNewId: function(table) { + var ret = GL.counter++; + for (var i = table.length; i < ret; i++) { + table[i] = null; + } + return ret; + }, + getSource: function(shader, count, string, length) { + var source = ""; + for (var i = 0; i < count; ++i) { + var len = length ? SAFE_HEAP_LOAD(length + i * 4 | 0, 4, 0) | 0 : -1; + source += UTF8ToString(SAFE_HEAP_LOAD(string + i * 4 | 0, 4, 0) | 0, len < 0 ? undefined : len); + } + return source; + }, + createContext: function(canvas, webGLContextAttributes) { + var ctx = canvas.getContext("webgl", webGLContextAttributes); + if (!ctx) return 0; + var handle = GL.registerContext(ctx, webGLContextAttributes); + return handle; + }, + registerContext: function(ctx, webGLContextAttributes) { + var handle = _malloc(8); + SAFE_HEAP_STORE(handle + 4 | 0, _pthread_self() | 0, 4); + var context = { + handle: handle, + attributes: webGLContextAttributes, + version: webGLContextAttributes.majorVersion, + GLctx: ctx + }; + if (ctx.canvas) ctx.canvas.GLctxObject = context; + GL.contexts[handle] = context; + if (typeof webGLContextAttributes.enableExtensionsByDefault === "undefined" || webGLContextAttributes.enableExtensionsByDefault) { + GL.initExtensions(context); + } + return handle; + }, + makeContextCurrent: function(contextHandle) { + GL.currentContext = GL.contexts[contextHandle]; + Module.ctx = GLctx = GL.currentContext && GL.currentContext.GLctx; + return !(contextHandle && !GLctx); + }, + getContext: function(contextHandle) { + return GL.contexts[contextHandle]; + }, + deleteContext: function(contextHandle) { + if (GL.currentContext === GL.contexts[contextHandle]) GL.currentContext = null; + if (typeof JSEvents === "object") JSEvents.removeAllHandlersOnTarget(GL.contexts[contextHandle].GLctx.canvas); + if (GL.contexts[contextHandle] && GL.contexts[contextHandle].GLctx.canvas) GL.contexts[contextHandle].GLctx.canvas.GLctxObject = undefined; + _free(GL.contexts[contextHandle].handle); + GL.contexts[contextHandle] = null; + }, + initExtensions: function(context) { + if (!context) context = GL.currentContext; + if (context.initExtensionsDone) return; + context.initExtensionsDone = true; + var GLctx = context.GLctx; + __webgl_enable_ANGLE_instanced_arrays(GLctx); + __webgl_enable_OES_vertex_array_object(GLctx); + __webgl_enable_WEBGL_draw_buffers(GLctx); + GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query"); + __webgl_enable_WEBGL_multi_draw(GLctx); + var exts = GLctx.getSupportedExtensions() || []; + exts.forEach(function(ext) { + if (ext.indexOf("lose_context") < 0 && ext.indexOf("debug") < 0) { + GLctx.getExtension(ext); + } + }); + }, + populateUniformTable: function(program) { + var p = GL.programs[program]; + var ptable = GL.programInfos[program] = { + uniforms: {}, + maxUniformLength: 0, + maxAttributeLength: -1, + maxUniformBlockNameLength: -1 + }; + var utable = ptable.uniforms; + var numUniforms = GLctx.getProgramParameter(p, 35718); + for (var i = 0; i < numUniforms; ++i) { + var u = GLctx.getActiveUniform(p, i); + var name = u.name; + ptable.maxUniformLength = Math.max(ptable.maxUniformLength, name.length + 1); + if (name.slice(-1) == "]") { + name = name.slice(0, name.lastIndexOf("[")); + } + var loc = GLctx.getUniformLocation(p, name); + if (loc) { + var id = GL.getNewId(GL.uniforms); + utable[name] = [ u.size, id ]; + GL.uniforms[id] = loc; + for (var j = 1; j < u.size; ++j) { + var n = name + "[" + j + "]"; + loc = GLctx.getUniformLocation(p, n); + id = GL.getNewId(GL.uniforms); + GL.uniforms[id] = loc; + } + } + } + } +}; + +var __emscripten_webgl_power_preferences = [ "default", "low-power", "high-performance" ]; + +function _emscripten_webgl_do_create_context(target, attributes) { + assert(attributes); + var a = attributes >> 2; + var powerPreference = SAFE_HEAP_LOAD((a + (24 >> 2)) * 4, 4, 0); + var contextAttributes = { + "alpha": !!SAFE_HEAP_LOAD((a + (0 >> 2)) * 4, 4, 0), + "depth": !!SAFE_HEAP_LOAD((a + (4 >> 2)) * 4, 4, 0), + "stencil": !!SAFE_HEAP_LOAD((a + (8 >> 2)) * 4, 4, 0), + "antialias": !!SAFE_HEAP_LOAD((a + (12 >> 2)) * 4, 4, 0), + "premultipliedAlpha": !!SAFE_HEAP_LOAD((a + (16 >> 2)) * 4, 4, 0), + "preserveDrawingBuffer": !!SAFE_HEAP_LOAD((a + (20 >> 2)) * 4, 4, 0), + "powerPreference": __emscripten_webgl_power_preferences[powerPreference], + "failIfMajorPerformanceCaveat": !!SAFE_HEAP_LOAD((a + (28 >> 2)) * 4, 4, 0), + majorVersion: SAFE_HEAP_LOAD((a + (32 >> 2)) * 4, 4, 0), + minorVersion: SAFE_HEAP_LOAD((a + (36 >> 2)) * 4, 4, 0), + enableExtensionsByDefault: SAFE_HEAP_LOAD((a + (40 >> 2)) * 4, 4, 0), + explicitSwapControl: SAFE_HEAP_LOAD((a + (44 >> 2)) * 4, 4, 0), + proxyContextToMainThread: SAFE_HEAP_LOAD((a + (48 >> 2)) * 4, 4, 0), + renderViaOffscreenBackBuffer: SAFE_HEAP_LOAD((a + (52 >> 2)) * 4, 4, 0) + }; + var canvas = findCanvasEventTarget(target); + if (!canvas) { + return 0; + } + if (contextAttributes.explicitSwapControl) { + return 0; + } + var contextHandle = GL.createContext(canvas, contextAttributes); + return contextHandle; +} + +function _emscripten_webgl_create_context(a0, a1) { + return _emscripten_webgl_do_create_context(a0, a1); +} + +var ENV = {}; + +function getExecutableName() { + return thisProgram || "./this.program"; +} + +function getEnvStrings() { + if (!getEnvStrings.strings) { + var lang = (typeof navigator === "object" && navigator.languages && navigator.languages[0] || "C").replace("-", "_") + ".UTF-8"; + var env = { + "USER": "web_user", + "LOGNAME": "web_user", + "PATH": "/", + "PWD": "/", + "HOME": "/home/web_user", + "LANG": lang, + "_": getExecutableName() + }; + for (var x in ENV) { + env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(x + "=" + env[x]); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; +} + +function _environ_get(__environ, environ_buf) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(7, 1, __environ, environ_buf); + try { + var bufSize = 0; + getEnvStrings().forEach(function(string, i) { + var ptr = environ_buf + bufSize; + SAFE_HEAP_STORE(__environ + i * 4 | 0, ptr | 0, 4); + writeAsciiToMemory(string, ptr); + bufSize += string.length + 1; + }); + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return e.errno; + } +} + +function _environ_sizes_get(penviron_count, penviron_buf_size) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(8, 1, penviron_count, penviron_buf_size); + try { + var strings = getEnvStrings(); + SAFE_HEAP_STORE(penviron_count | 0, strings.length | 0, 4); + var bufSize = 0; + strings.forEach(function(string) { + bufSize += string.length + 1; + }); + SAFE_HEAP_STORE(penviron_buf_size | 0, bufSize | 0, 4); + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return e.errno; + } +} + +function _exit(status) { + exit(status); +} + +function _fd_close(fd) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(9, 1, fd); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return e.errno; + } +} + +function _fd_read(fd, iov, iovcnt, pnum) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(10, 1, fd, iov, iovcnt, pnum); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = SYSCALLS.doReadv(stream, iov, iovcnt); + SAFE_HEAP_STORE(pnum | 0, num | 0, 4); + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return e.errno; + } +} + +function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(11, 1, fd, offset_low, offset_high, whence, newOffset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var HIGH_OFFSET = 4294967296; + var offset = offset_high * HIGH_OFFSET + (offset_low >>> 0); + var DOUBLE_LIMIT = 9007199254740992; + if (offset <= -DOUBLE_LIMIT || offset >= DOUBLE_LIMIT) { + return -61; + } + FS.llseek(stream, offset, whence); + tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + SAFE_HEAP_STORE(newOffset | 0, tempI64[0] | 0, 4), SAFE_HEAP_STORE(newOffset + 4 | 0, tempI64[1] | 0, 4); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return e.errno; + } +} + +function _fd_write(fd, iov, iovcnt, pnum) { + if (ENVIRONMENT_IS_PTHREAD) return _emscripten_proxy_to_main_thread_js(12, 1, fd, iov, iovcnt, pnum); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = SYSCALLS.doWritev(stream, iov, iovcnt); + SAFE_HEAP_STORE(pnum | 0, num | 0, 4); + return 0; + } catch (e) { + if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e); + return e.errno; + } +} + +function _getTempRet0() { + return getTempRet0() | 0; +} + +function _pthread_cleanup_push(routine, arg) { + PThread.threadExitHandlers.push(function() { + wasmTable.get(routine)(arg); + }); +} + +function spawnThread(threadParams) { + if (ENVIRONMENT_IS_PTHREAD) throw "Internal Error! spawnThread() can only ever be called from main application thread!"; + var worker = PThread.getNewWorker(); + if (worker.pthread !== undefined) throw "Internal error!"; + if (!threadParams.pthread_ptr) throw "Internal error, no pthread ptr!"; + PThread.runningWorkers.push(worker); + var tlsMemory = _malloc(128 * 4); + for (var i = 0; i < 128; ++i) { + SAFE_HEAP_STORE(tlsMemory + i * 4 | 0, 0 | 0, 4); + } + var stackHigh = threadParams.stackBase + threadParams.stackSize; + var pthread = PThread.pthreads[threadParams.pthread_ptr] = { + worker: worker, + stackBase: threadParams.stackBase, + stackSize: threadParams.stackSize, + allocatedOwnStack: threadParams.allocatedOwnStack, + thread: threadParams.pthread_ptr, + threadInfoStruct: threadParams.pthread_ptr + }; + var tis = pthread.threadInfoStruct >> 2; + Atomics.store(HEAPU32, tis + (0 >> 2), 0); + Atomics.store(HEAPU32, tis + (4 >> 2), 0); + Atomics.store(HEAPU32, tis + (8 >> 2), 0); + Atomics.store(HEAPU32, tis + (64 >> 2), threadParams.detached); + Atomics.store(HEAPU32, tis + (100 >> 2), tlsMemory); + Atomics.store(HEAPU32, tis + (44 >> 2), 0); + Atomics.store(HEAPU32, tis + (40 >> 2), pthread.threadInfoStruct); + Atomics.store(HEAPU32, tis + (80 >> 2), threadParams.stackSize); + Atomics.store(HEAPU32, tis + (76 >> 2), stackHigh); + Atomics.store(HEAPU32, tis + (104 >> 2), threadParams.stackSize); + Atomics.store(HEAPU32, tis + (104 + 8 >> 2), stackHigh); + Atomics.store(HEAPU32, tis + (104 + 12 >> 2), threadParams.detached); + Atomics.store(HEAPU32, tis + (104 + 20 >> 2), threadParams.schedPolicy); + Atomics.store(HEAPU32, tis + (104 + 24 >> 2), threadParams.schedPrio); + var global_libc = _emscripten_get_global_libc(); + var global_locale = global_libc + 40; + Atomics.store(HEAPU32, tis + (172 >> 2), global_locale); + worker.pthread = pthread; + var msg = { + "cmd": "run", + "start_routine": threadParams.startRoutine, + "arg": threadParams.arg, + "threadInfoStruct": threadParams.pthread_ptr, + "stackBase": threadParams.stackBase, + "stackSize": threadParams.stackSize + }; + worker.runPthread = function() { + msg.time = performance.now(); + worker.postMessage(msg, threadParams.transferList); + }; + if (worker.loaded) { + worker.runPthread(); + delete worker.runPthread; + } +} + +function _pthread_getschedparam(thread, policy, schedparam) { + if (!policy && !schedparam) return ERRNO_CODES.EINVAL; + if (!thread) { + err("pthread_getschedparam called with a null thread pointer!"); + return ERRNO_CODES.ESRCH; + } + var self = SAFE_HEAP_LOAD(thread + 12 | 0, 4, 0) | 0; + if (self !== thread) { + err("pthread_getschedparam attempted on thread " + thread + ", which does not point to a valid thread, or does not exist anymore!"); + return ERRNO_CODES.ESRCH; + } + var schedPolicy = Atomics.load(HEAPU32, thread + 104 + 20 >> 2); + var schedPrio = Atomics.load(HEAPU32, thread + 104 + 24 >> 2); + if (policy) SAFE_HEAP_STORE(policy | 0, schedPolicy | 0, 4); + if (schedparam) SAFE_HEAP_STORE(schedparam | 0, schedPrio | 0, 4); + return 0; +} + +function resetPrototype(constructor, attrs) { + var object = Object.create(constructor.prototype); + for (var key in attrs) { + if (attrs.hasOwnProperty(key)) { + object[key] = attrs[key]; + } + } + return object; +} + +function _pthread_create(pthread_ptr, attr, start_routine, arg) { + if (typeof SharedArrayBuffer === "undefined") { + err("Current environment does not support SharedArrayBuffer, pthreads are not available!"); + return 6; + } + if (!pthread_ptr) { + err("pthread_create called with a null thread pointer!"); + return 28; + } + var transferList = []; + var error = 0; + if (ENVIRONMENT_IS_PTHREAD && (transferList.length === 0 || error)) { + return _emscripten_sync_run_in_main_thread_4(687865856, pthread_ptr, attr, start_routine, arg); + } + if (error) return error; + var stackSize = 0; + var stackBase = 0; + var detached = 0; + var schedPolicy = 0; + var schedPrio = 0; + if (attr && attr != -1) { + stackSize = SAFE_HEAP_LOAD(attr | 0, 4, 0) | 0; + stackSize += 81920; + stackBase = SAFE_HEAP_LOAD(attr + 8 | 0, 4, 0) | 0; + detached = (SAFE_HEAP_LOAD(attr + 12 | 0, 4, 0) | 0) !== 0; + var inheritSched = (SAFE_HEAP_LOAD(attr + 16 | 0, 4, 0) | 0) === 0; + if (inheritSched) { + var prevSchedPolicy = SAFE_HEAP_LOAD(attr + 20 | 0, 4, 0) | 0; + var prevSchedPrio = SAFE_HEAP_LOAD(attr + 24 | 0, 4, 0) | 0; + var parentThreadPtr = PThread.currentProxiedOperationCallerThread ? PThread.currentProxiedOperationCallerThread : _pthread_self(); + _pthread_getschedparam(parentThreadPtr, attr + 20, attr + 24); + schedPolicy = SAFE_HEAP_LOAD(attr + 20 | 0, 4, 0) | 0; + schedPrio = SAFE_HEAP_LOAD(attr + 24 | 0, 4, 0) | 0; + SAFE_HEAP_STORE(attr + 20 | 0, prevSchedPolicy | 0, 4); + SAFE_HEAP_STORE(attr + 24 | 0, prevSchedPrio | 0, 4); + } else { + schedPolicy = SAFE_HEAP_LOAD(attr + 20 | 0, 4, 0) | 0; + schedPrio = SAFE_HEAP_LOAD(attr + 24 | 0, 4, 0) | 0; + } + } else { + stackSize = 2097152; + } + var allocatedOwnStack = stackBase == 0; + if (allocatedOwnStack) { + stackBase = _memalign(16, stackSize); + } else { + stackBase -= stackSize; + assert(stackBase > 0); + } + var threadInfoStruct = _malloc(228); + for (var i = 0; i < 228 >> 2; ++i) SAFE_HEAP_STORE(((threadInfoStruct >> 2) + i) * 4, 0, 4); + SAFE_HEAP_STORE(pthread_ptr | 0, threadInfoStruct | 0, 4); + SAFE_HEAP_STORE(threadInfoStruct + 12 | 0, threadInfoStruct | 0, 4); + var headPtr = threadInfoStruct + 152; + SAFE_HEAP_STORE(headPtr | 0, headPtr | 0, 4); + var threadParams = { + stackBase: stackBase, + stackSize: stackSize, + allocatedOwnStack: allocatedOwnStack, + schedPolicy: schedPolicy, + schedPrio: schedPrio, + detached: detached, + startRoutine: start_routine, + pthread_ptr: threadInfoStruct, + arg: arg, + transferList: transferList + }; + if (ENVIRONMENT_IS_PTHREAD) { + threadParams.cmd = "spawnThread"; + postMessage(threadParams, transferList); + } else { + spawnThread(threadParams); + } + return 0; +} + +function _pthread_exit(status) { + if (!ENVIRONMENT_IS_PTHREAD) _exit(status); else PThread.threadExit(status); + if (ENVIRONMENT_IS_NODE) { + process.exit(status); + } + throw "unwind"; +} + +function _setTempRet0($i) { + setTempRet0($i | 0); +} + +function _system(command) { + if (ENVIRONMENT_IS_NODE) { + if (!command) return 1; + var cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + var cp = require("child_process"); + var ret = cp.spawnSync(cmdstr, [], { + shell: true, + stdio: "inherit" + }); + var _W_EXITCODE = function(ret, sig) { + return ret << 8 | sig; + }; + if (ret.status === null) { + var signalToNumber = function(sig) { + switch (sig) { + case "SIGHUP": + return 1; + + case "SIGINT": + return 2; + + case "SIGQUIT": + return 3; + + case "SIGFPE": + return 8; + + case "SIGKILL": + return 9; + + case "SIGALRM": + return 14; + + case "SIGTERM": + return 15; + } + return 2; + }; + return _W_EXITCODE(0, signalToNumber(ret.signal)); + } + return _W_EXITCODE(ret.status, 0); + } + if (!command) return 0; + setErrNo(6); + return -1; +} + +if (!ENVIRONMENT_IS_PTHREAD) PThread.initMainThreadBlock(); + +var FSNode = function(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.mounted = null; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.node_ops = {}; + this.stream_ops = {}; + this.rdev = rdev; +}; + +var readMode = 292 | 73; + +var writeMode = 146; + +Object.defineProperties(FSNode.prototype, { + read: { + get: function() { + return (this.mode & readMode) === readMode; + }, + set: function(val) { + val ? this.mode |= readMode : this.mode &= ~readMode; + } + }, + write: { + get: function() { + return (this.mode & writeMode) === writeMode; + }, + set: function(val) { + val ? this.mode |= writeMode : this.mode &= ~writeMode; + } + }, + isFolder: { + get: function() { + return FS.isDir(this.mode); + } + }, + isDevice: { + get: function() { + return FS.isChrdev(this.mode); + } + } +}); + +FS.FSNode = FSNode; + +FS.staticInit(); + +var GLctx; + +var proxiedFunctionTable = [ null, ___sys_fcntl64, ___sys_ioctl, ___sys_open, ___sys_rmdir, ___sys_unlink, _emscripten_set_canvas_element_size_main_thread, _environ_get, _environ_sizes_get, _fd_close, _fd_read, _fd_seek, _fd_write ]; + +var ASSERTIONS = true; + +function intArrayFromString(stringy, dontAddNull, length) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +} + +function intArrayToString(array) { + var ret = []; + for (var i = 0; i < array.length; i++) { + var chr = array[i]; + if (chr > 255) { + if (ASSERTIONS) { + assert(false, "Character code " + chr + " (" + String.fromCharCode(chr) + ") at offset " + i + " not in 0x00-0xFF."); + } + chr &= 255; + } + ret.push(String.fromCharCode(chr)); + } + return ret.join(""); +} + +if (!ENVIRONMENT_IS_PTHREAD) __ATINIT__.push({ + func: function() { + ___wasm_call_ctors(); + } +}); + +var asmLibraryArg = { + "__assert_fail": ___assert_fail, + "__call_main": ___call_main, + "__clock_gettime": ___clock_gettime, + "__sys_fcntl64": ___sys_fcntl64, + "__sys_ioctl": ___sys_ioctl, + "__sys_open": ___sys_open, + "__sys_rmdir": ___sys_rmdir, + "__sys_unlink": ___sys_unlink, + "_emscripten_notify_thread_queue": __emscripten_notify_thread_queue, + "abort": _abort, + "alignfault": alignfault, + "clock_gettime": _clock_gettime, + "dlerror": _dlerror, + "dlopen": _dlopen, + "dlsym": _dlsym, + "emscripten_asm_const_int": _emscripten_asm_const_int, + "emscripten_check_blocking_allowed": _emscripten_check_blocking_allowed, + "emscripten_conditional_set_current_thread_status": _emscripten_conditional_set_current_thread_status, + "emscripten_futex_wait": _emscripten_futex_wait, + "emscripten_futex_wake": _emscripten_futex_wake, + "emscripten_get_now": _emscripten_get_now, + "emscripten_longjmp": _emscripten_longjmp, + "emscripten_memcpy_big": _emscripten_memcpy_big, + "emscripten_receive_on_main_thread_js": _emscripten_receive_on_main_thread_js, + "emscripten_resize_heap": _emscripten_resize_heap, + "emscripten_set_canvas_element_size": _emscripten_set_canvas_element_size, + "emscripten_set_current_thread_status": _emscripten_set_current_thread_status, + "emscripten_set_thread_name": _emscripten_set_thread_name, + "emscripten_webgl_create_context": _emscripten_webgl_create_context, + "environ_get": _environ_get, + "environ_sizes_get": _environ_sizes_get, + "exit": _exit, + "fd_close": _fd_close, + "fd_read": _fd_read, + "fd_seek": _fd_seek, + "fd_write": _fd_write, + "getTempRet0": _getTempRet0, + "initPthreadsJS": initPthreadsJS, + "invoke_iiii": invoke_iiii, + "invoke_vi": invoke_vi, + "invoke_viiii": invoke_viiii, + "memory": wasmMemory, + "pthread_cleanup_push": _pthread_cleanup_push, + "pthread_create": _pthread_create, + "pthread_exit": _pthread_exit, + "segfault": segfault, + "setTempRet0": _setTempRet0, + "system": _system +}; + +var asm = createWasm(); + +var ___wasm_call_ctors = Module["___wasm_call_ctors"] = createExportWrapper("__wasm_call_ctors"); + +var _sendToEval = Module["_sendToEval"] = createExportWrapper("sendToEval"); + +var _malloc = Module["_malloc"] = createExportWrapper("malloc"); + +var _main = Module["_main"] = createExportWrapper("main"); + +var _pthread_self = Module["_pthread_self"] = createExportWrapper("pthread_self"); + +var _free = Module["_free"] = createExportWrapper("free"); + +var ___errno_location = Module["___errno_location"] = createExportWrapper("__errno_location"); + +var _fflush = Module["_fflush"] = createExportWrapper("fflush"); + +var _saveSetjmp = Module["_saveSetjmp"] = createExportWrapper("saveSetjmp"); + +var _testSetjmp = Module["_testSetjmp"] = createExportWrapper("testSetjmp"); + +var _realloc = Module["_realloc"] = createExportWrapper("realloc"); + +var _emscripten_get_global_libc = Module["_emscripten_get_global_libc"] = createExportWrapper("emscripten_get_global_libc"); + +var ___emscripten_pthread_data_constructor = Module["___emscripten_pthread_data_constructor"] = createExportWrapper("__emscripten_pthread_data_constructor"); + +var _emscripten_main_browser_thread_id = Module["_emscripten_main_browser_thread_id"] = createExportWrapper("emscripten_main_browser_thread_id"); + +var ___pthread_tsd_run_dtors = Module["___pthread_tsd_run_dtors"] = createExportWrapper("__pthread_tsd_run_dtors"); + +var _emscripten_main_thread_process_queued_calls = Module["_emscripten_main_thread_process_queued_calls"] = createExportWrapper("emscripten_main_thread_process_queued_calls"); + +var _emscripten_register_main_browser_thread_id = Module["_emscripten_register_main_browser_thread_id"] = createExportWrapper("emscripten_register_main_browser_thread_id"); + +var __emscripten_do_dispatch_to_thread = Module["__emscripten_do_dispatch_to_thread"] = createExportWrapper("_emscripten_do_dispatch_to_thread"); + +var _emscripten_sync_run_in_main_thread_2 = Module["_emscripten_sync_run_in_main_thread_2"] = createExportWrapper("emscripten_sync_run_in_main_thread_2"); + +var _emscripten_sync_run_in_main_thread_4 = Module["_emscripten_sync_run_in_main_thread_4"] = createExportWrapper("emscripten_sync_run_in_main_thread_4"); + +var _emscripten_run_in_main_runtime_thread_js = Module["_emscripten_run_in_main_runtime_thread_js"] = createExportWrapper("emscripten_run_in_main_runtime_thread_js"); + +var __emscripten_call_on_thread = Module["__emscripten_call_on_thread"] = createExportWrapper("_emscripten_call_on_thread"); + +var _emscripten_proxy_main = Module["_emscripten_proxy_main"] = createExportWrapper("emscripten_proxy_main"); + +var _emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = function() { + return (_emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = Module["asm"]["emscripten_stack_get_base"]).apply(null, arguments); +}; + +var _emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = function() { + return (_emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = Module["asm"]["emscripten_stack_get_end"]).apply(null, arguments); +}; + +var _emscripten_tls_init = Module["_emscripten_tls_init"] = createExportWrapper("emscripten_tls_init"); + +var __emscripten_thread_init = Module["__emscripten_thread_init"] = createExportWrapper("_emscripten_thread_init"); + +var stackSave = Module["stackSave"] = createExportWrapper("stackSave"); + +var stackRestore = Module["stackRestore"] = createExportWrapper("stackRestore"); + +var stackAlloc = Module["stackAlloc"] = createExportWrapper("stackAlloc"); + +var _emscripten_stack_init = Module["_emscripten_stack_init"] = function() { + return (_emscripten_stack_init = Module["_emscripten_stack_init"] = Module["asm"]["emscripten_stack_init"]).apply(null, arguments); +}; + +var _emscripten_stack_set_limits = Module["_emscripten_stack_set_limits"] = function() { + return (_emscripten_stack_set_limits = Module["_emscripten_stack_set_limits"] = Module["asm"]["emscripten_stack_set_limits"]).apply(null, arguments); +}; + +var _emscripten_stack_get_free = Module["_emscripten_stack_get_free"] = function() { + return (_emscripten_stack_get_free = Module["_emscripten_stack_get_free"] = Module["asm"]["emscripten_stack_get_free"]).apply(null, arguments); +}; + +var _setThrew = Module["_setThrew"] = createExportWrapper("setThrew"); + +var _sbrk = Module["_sbrk"] = createExportWrapper("sbrk"); + +var _memalign = Module["_memalign"] = createExportWrapper("memalign"); + +var _emscripten_get_sbrk_ptr = Module["_emscripten_get_sbrk_ptr"] = createExportWrapper("emscripten_get_sbrk_ptr"); + +var dynCall_jiji = Module["dynCall_jiji"] = createExportWrapper("dynCall_jiji"); + +var __emscripten_main_thread_futex = Module["__emscripten_main_thread_futex"] = 95188; + +function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + wasmTable.get(index)(a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0 && e !== "longjmp") throw e; + _setThrew(1, 0); + } +} + +function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return wasmTable.get(index)(a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0 && e !== "longjmp") throw e; + _setThrew(1, 0); + } +} + +function invoke_vi(index, a1) { + var sp = stackSave(); + try { + wasmTable.get(index)(a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0 && e !== "longjmp") throw e; + _setThrew(1, 0); + } +} + +if (!Object.getOwnPropertyDescriptor(Module, "intArrayFromString")) Module["intArrayFromString"] = function() { + abort("'intArrayFromString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "intArrayToString")) Module["intArrayToString"] = function() { + abort("'intArrayToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +Module["ccall"] = ccall; + +Module["cwrap"] = cwrap; + +if (!Object.getOwnPropertyDescriptor(Module, "setValue")) Module["setValue"] = function() { + abort("'setValue' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getValue")) Module["getValue"] = function() { + abort("'getValue' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "allocate")) Module["allocate"] = function() { + abort("'allocate' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "UTF8ArrayToString")) Module["UTF8ArrayToString"] = function() { + abort("'UTF8ArrayToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "UTF8ToString")) Module["UTF8ToString"] = function() { + abort("'UTF8ToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF8Array")) Module["stringToUTF8Array"] = function() { + abort("'stringToUTF8Array' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF8")) Module["stringToUTF8"] = function() { + abort("'stringToUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "lengthBytesUTF8")) Module["lengthBytesUTF8"] = function() { + abort("'lengthBytesUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stackTrace")) Module["stackTrace"] = function() { + abort("'stackTrace' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "addOnPreRun")) Module["addOnPreRun"] = function() { + abort("'addOnPreRun' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "addOnInit")) Module["addOnInit"] = function() { + abort("'addOnInit' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "addOnPreMain")) Module["addOnPreMain"] = function() { + abort("'addOnPreMain' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "addOnExit")) Module["addOnExit"] = function() { + abort("'addOnExit' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "addOnPostRun")) Module["addOnPostRun"] = function() { + abort("'addOnPostRun' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeStringToMemory")) Module["writeStringToMemory"] = function() { + abort("'writeStringToMemory' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeArrayToMemory")) Module["writeArrayToMemory"] = function() { + abort("'writeArrayToMemory' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeAsciiToMemory")) Module["writeAsciiToMemory"] = function() { + abort("'writeAsciiToMemory' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "addRunDependency")) Module["addRunDependency"] = function() { + abort("'addRunDependency' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "removeRunDependency")) Module["removeRunDependency"] = function() { + abort("'removeRunDependency' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_createFolder")) Module["FS_createFolder"] = function() { + abort("'FS_createFolder' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_createPath")) Module["FS_createPath"] = function() { + abort("'FS_createPath' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_createDataFile")) Module["FS_createDataFile"] = function() { + abort("'FS_createDataFile' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_createPreloadedFile")) Module["FS_createPreloadedFile"] = function() { + abort("'FS_createPreloadedFile' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_createLazyFile")) Module["FS_createLazyFile"] = function() { + abort("'FS_createLazyFile' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_createLink")) Module["FS_createLink"] = function() { + abort("'FS_createLink' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_createDevice")) Module["FS_createDevice"] = function() { + abort("'FS_createDevice' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS_unlink")) Module["FS_unlink"] = function() { + abort("'FS_unlink' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getLEB")) Module["getLEB"] = function() { + abort("'getLEB' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getFunctionTables")) Module["getFunctionTables"] = function() { + abort("'getFunctionTables' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "alignFunctionTables")) Module["alignFunctionTables"] = function() { + abort("'alignFunctionTables' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "registerFunctions")) Module["registerFunctions"] = function() { + abort("'registerFunctions' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "addFunction")) Module["addFunction"] = function() { + abort("'addFunction' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "removeFunction")) Module["removeFunction"] = function() { + abort("'removeFunction' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getFuncWrapper")) Module["getFuncWrapper"] = function() { + abort("'getFuncWrapper' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "prettyPrint")) Module["prettyPrint"] = function() { + abort("'prettyPrint' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "makeBigInt")) Module["makeBigInt"] = function() { + abort("'makeBigInt' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "dynCall")) Module["dynCall"] = function() { + abort("'dynCall' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getCompilerSetting")) Module["getCompilerSetting"] = function() { + abort("'getCompilerSetting' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "print")) Module["print"] = function() { + abort("'print' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "printErr")) Module["printErr"] = function() { + abort("'printErr' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getTempRet0")) Module["getTempRet0"] = function() { + abort("'getTempRet0' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "setTempRet0")) Module["setTempRet0"] = function() { + abort("'setTempRet0' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "callMain")) Module["callMain"] = function() { + abort("'callMain' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "abort")) Module["abort"] = function() { + abort("'abort' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stringToNewUTF8")) Module["stringToNewUTF8"] = function() { + abort("'stringToNewUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "setFileTime")) Module["setFileTime"] = function() { + abort("'setFileTime' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "abortOnCannotGrowMemory")) Module["abortOnCannotGrowMemory"] = function() { + abort("'abortOnCannotGrowMemory' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "emscripten_realloc_buffer")) Module["emscripten_realloc_buffer"] = function() { + abort("'emscripten_realloc_buffer' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "ENV")) Module["ENV"] = function() { + abort("'ENV' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "ERRNO_CODES")) Module["ERRNO_CODES"] = function() { + abort("'ERRNO_CODES' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "ERRNO_MESSAGES")) Module["ERRNO_MESSAGES"] = function() { + abort("'ERRNO_MESSAGES' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "setErrNo")) Module["setErrNo"] = function() { + abort("'setErrNo' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "DNS")) Module["DNS"] = function() { + abort("'DNS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getHostByName")) Module["getHostByName"] = function() { + abort("'getHostByName' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "GAI_ERRNO_MESSAGES")) Module["GAI_ERRNO_MESSAGES"] = function() { + abort("'GAI_ERRNO_MESSAGES' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "Protocols")) Module["Protocols"] = function() { + abort("'Protocols' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "Sockets")) Module["Sockets"] = function() { + abort("'Sockets' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getRandomDevice")) Module["getRandomDevice"] = function() { + abort("'getRandomDevice' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "traverseStack")) Module["traverseStack"] = function() { + abort("'traverseStack' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "UNWIND_CACHE")) Module["UNWIND_CACHE"] = function() { + abort("'UNWIND_CACHE' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "withBuiltinMalloc")) Module["withBuiltinMalloc"] = function() { + abort("'withBuiltinMalloc' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "readAsmConstArgsArray")) Module["readAsmConstArgsArray"] = function() { + abort("'readAsmConstArgsArray' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "readAsmConstArgs")) Module["readAsmConstArgs"] = function() { + abort("'readAsmConstArgs' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "mainThreadEM_ASM")) Module["mainThreadEM_ASM"] = function() { + abort("'mainThreadEM_ASM' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "jstoi_q")) Module["jstoi_q"] = function() { + abort("'jstoi_q' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "jstoi_s")) Module["jstoi_s"] = function() { + abort("'jstoi_s' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getExecutableName")) Module["getExecutableName"] = function() { + abort("'getExecutableName' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "listenOnce")) Module["listenOnce"] = function() { + abort("'listenOnce' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "autoResumeAudioContext")) Module["autoResumeAudioContext"] = function() { + abort("'autoResumeAudioContext' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "dynCallLegacy")) Module["dynCallLegacy"] = function() { + abort("'dynCallLegacy' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getDynCaller")) Module["getDynCaller"] = function() { + abort("'getDynCaller' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "dynCall")) Module["dynCall"] = function() { + abort("'dynCall' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "callRuntimeCallbacks")) Module["callRuntimeCallbacks"] = function() { + abort("'callRuntimeCallbacks' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "abortStackOverflow")) Module["abortStackOverflow"] = function() { + abort("'abortStackOverflow' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "reallyNegative")) Module["reallyNegative"] = function() { + abort("'reallyNegative' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "unSign")) Module["unSign"] = function() { + abort("'unSign' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "reSign")) Module["reSign"] = function() { + abort("'reSign' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "formatString")) Module["formatString"] = function() { + abort("'formatString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "PATH")) Module["PATH"] = function() { + abort("'PATH' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "PATH_FS")) Module["PATH_FS"] = function() { + abort("'PATH_FS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "SYSCALLS")) Module["SYSCALLS"] = function() { + abort("'SYSCALLS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "syscallMmap2")) Module["syscallMmap2"] = function() { + abort("'syscallMmap2' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "syscallMunmap")) Module["syscallMunmap"] = function() { + abort("'syscallMunmap' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "JSEvents")) Module["JSEvents"] = function() { + abort("'JSEvents' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "specialHTMLTargets")) Module["specialHTMLTargets"] = function() { + abort("'specialHTMLTargets' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "maybeCStringToJsString")) Module["maybeCStringToJsString"] = function() { + abort("'maybeCStringToJsString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "findEventTarget")) Module["findEventTarget"] = function() { + abort("'findEventTarget' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "findCanvasEventTarget")) Module["findCanvasEventTarget"] = function() { + abort("'findCanvasEventTarget' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "polyfillSetImmediate")) Module["polyfillSetImmediate"] = function() { + abort("'polyfillSetImmediate' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "demangle")) Module["demangle"] = function() { + abort("'demangle' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "demangleAll")) Module["demangleAll"] = function() { + abort("'demangleAll' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "jsStackTrace")) Module["jsStackTrace"] = function() { + abort("'jsStackTrace' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stackTrace")) Module["stackTrace"] = function() { + abort("'stackTrace' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getEnvStrings")) Module["getEnvStrings"] = function() { + abort("'getEnvStrings' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "checkWasiClock")) Module["checkWasiClock"] = function() { + abort("'checkWasiClock' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToI64")) Module["writeI53ToI64"] = function() { + abort("'writeI53ToI64' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToI64Clamped")) Module["writeI53ToI64Clamped"] = function() { + abort("'writeI53ToI64Clamped' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToI64Signaling")) Module["writeI53ToI64Signaling"] = function() { + abort("'writeI53ToI64Signaling' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToU64Clamped")) Module["writeI53ToU64Clamped"] = function() { + abort("'writeI53ToU64Clamped' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToU64Signaling")) Module["writeI53ToU64Signaling"] = function() { + abort("'writeI53ToU64Signaling' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "readI53FromI64")) Module["readI53FromI64"] = function() { + abort("'readI53FromI64' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "readI53FromU64")) Module["readI53FromU64"] = function() { + abort("'readI53FromU64' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "convertI32PairToI53")) Module["convertI32PairToI53"] = function() { + abort("'convertI32PairToI53' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "convertU32PairToI53")) Module["convertU32PairToI53"] = function() { + abort("'convertU32PairToI53' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "uncaughtExceptionCount")) Module["uncaughtExceptionCount"] = function() { + abort("'uncaughtExceptionCount' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "exceptionLast")) Module["exceptionLast"] = function() { + abort("'exceptionLast' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "exceptionCaught")) Module["exceptionCaught"] = function() { + abort("'exceptionCaught' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "ExceptionInfoAttrs")) Module["ExceptionInfoAttrs"] = function() { + abort("'ExceptionInfoAttrs' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "ExceptionInfo")) Module["ExceptionInfo"] = function() { + abort("'ExceptionInfo' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "CatchInfo")) Module["CatchInfo"] = function() { + abort("'CatchInfo' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "exception_addRef")) Module["exception_addRef"] = function() { + abort("'exception_addRef' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "exception_decRef")) Module["exception_decRef"] = function() { + abort("'exception_decRef' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "Browser")) Module["Browser"] = function() { + abort("'Browser' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "funcWrappers")) Module["funcWrappers"] = function() { + abort("'funcWrappers' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getFuncWrapper")) Module["getFuncWrapper"] = function() { + abort("'getFuncWrapper' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "setMainLoop")) Module["setMainLoop"] = function() { + abort("'setMainLoop' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "tempFixedLengthArray")) Module["tempFixedLengthArray"] = function() { + abort("'tempFixedLengthArray' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "miniTempWebGLFloatBuffers")) Module["miniTempWebGLFloatBuffers"] = function() { + abort("'miniTempWebGLFloatBuffers' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "heapObjectForWebGLType")) Module["heapObjectForWebGLType"] = function() { + abort("'heapObjectForWebGLType' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "heapAccessShiftForWebGLHeap")) Module["heapAccessShiftForWebGLHeap"] = function() { + abort("'heapAccessShiftForWebGLHeap' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "GL")) Module["GL"] = function() { + abort("'GL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGet")) Module["emscriptenWebGLGet"] = function() { + abort("'emscriptenWebGLGet' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "computeUnpackAlignedImageSize")) Module["computeUnpackAlignedImageSize"] = function() { + abort("'computeUnpackAlignedImageSize' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGetTexPixelData")) Module["emscriptenWebGLGetTexPixelData"] = function() { + abort("'emscriptenWebGLGetTexPixelData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGetUniform")) Module["emscriptenWebGLGetUniform"] = function() { + abort("'emscriptenWebGLGetUniform' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGetVertexAttrib")) Module["emscriptenWebGLGetVertexAttrib"] = function() { + abort("'emscriptenWebGLGetVertexAttrib' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "writeGLArray")) Module["writeGLArray"] = function() { + abort("'writeGLArray' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "FS")) Module["FS"] = function() { + abort("'FS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "mmapAlloc")) Module["mmapAlloc"] = function() { + abort("'mmapAlloc' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "MEMFS")) Module["MEMFS"] = function() { + abort("'MEMFS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "TTY")) Module["TTY"] = function() { + abort("'TTY' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "PIPEFS")) Module["PIPEFS"] = function() { + abort("'PIPEFS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "SOCKFS")) Module["SOCKFS"] = function() { + abort("'SOCKFS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "AL")) Module["AL"] = function() { + abort("'AL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "SDL_unicode")) Module["SDL_unicode"] = function() { + abort("'SDL_unicode' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "SDL_ttfContext")) Module["SDL_ttfContext"] = function() { + abort("'SDL_ttfContext' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "SDL_audio")) Module["SDL_audio"] = function() { + abort("'SDL_audio' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "SDL")) Module["SDL"] = function() { + abort("'SDL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "SDL_gfx")) Module["SDL_gfx"] = function() { + abort("'SDL_gfx' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "GLUT")) Module["GLUT"] = function() { + abort("'GLUT' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "EGL")) Module["EGL"] = function() { + abort("'EGL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "GLFW_Window")) Module["GLFW_Window"] = function() { + abort("'GLFW_Window' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "GLFW")) Module["GLFW"] = function() { + abort("'GLFW' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "GLEW")) Module["GLEW"] = function() { + abort("'GLEW' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "IDBStore")) Module["IDBStore"] = function() { + abort("'IDBStore' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "runAndAbortIfError")) Module["runAndAbortIfError"] = function() { + abort("'runAndAbortIfError' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +Module["PThread"] = PThread; + +if (!Object.getOwnPropertyDescriptor(Module, "killThread")) Module["killThread"] = function() { + abort("'killThread' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "cleanupThread")) Module["cleanupThread"] = function() { + abort("'cleanupThread' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "cancelThread")) Module["cancelThread"] = function() { + abort("'cancelThread' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "spawnThread")) Module["spawnThread"] = function() { + abort("'spawnThread' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "establishStackSpace")) Module["establishStackSpace"] = function() { + abort("'establishStackSpace' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "getNoExitRuntime")) Module["getNoExitRuntime"] = function() { + abort("'getNoExitRuntime' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "invokeEntryPoint")) Module["invokeEntryPoint"] = function() { + abort("'invokeEntryPoint' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "resetPrototype")) Module["resetPrototype"] = function() { + abort("'resetPrototype' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "warnOnce")) Module["warnOnce"] = function() { + abort("'warnOnce' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stackSave")) Module["stackSave"] = function() { + abort("'stackSave' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stackRestore")) Module["stackRestore"] = function() { + abort("'stackRestore' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stackAlloc")) Module["stackAlloc"] = function() { + abort("'stackAlloc' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "AsciiToString")) Module["AsciiToString"] = function() { + abort("'AsciiToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stringToAscii")) Module["stringToAscii"] = function() { + abort("'stringToAscii' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "UTF16ToString")) Module["UTF16ToString"] = function() { + abort("'UTF16ToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF16")) Module["stringToUTF16"] = function() { + abort("'stringToUTF16' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "lengthBytesUTF16")) Module["lengthBytesUTF16"] = function() { + abort("'lengthBytesUTF16' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "UTF32ToString")) Module["UTF32ToString"] = function() { + abort("'UTF32ToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF32")) Module["stringToUTF32"] = function() { + abort("'stringToUTF32' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "lengthBytesUTF32")) Module["lengthBytesUTF32"] = function() { + abort("'lengthBytesUTF32' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "allocateUTF8")) Module["allocateUTF8"] = function() { + abort("'allocateUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +if (!Object.getOwnPropertyDescriptor(Module, "allocateUTF8OnStack")) Module["allocateUTF8OnStack"] = function() { + abort("'allocateUTF8OnStack' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); +}; + +Module["writeStackCookie"] = writeStackCookie; + +Module["checkStackCookie"] = checkStackCookie; + +Module["PThread"] = PThread; + +Module["wasmMemory"] = wasmMemory; + +Module["ExitStatus"] = ExitStatus; + +if (!Object.getOwnPropertyDescriptor(Module, "ALLOC_NORMAL")) Object.defineProperty(Module, "ALLOC_NORMAL", { + configurable: true, + get: function() { + abort("'ALLOC_NORMAL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); + } +}); + +if (!Object.getOwnPropertyDescriptor(Module, "ALLOC_STACK")) Object.defineProperty(Module, "ALLOC_STACK", { + configurable: true, + get: function() { + abort("'ALLOC_STACK' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)"); + } +}); + +var calledRun; + +function ExitStatus(status) { + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; +} + +var calledMain = false; + +dependenciesFulfilled = function runCaller() { + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; +}; + +function callMain(args) { + assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on Module["onRuntimeInitialized"])'); + assert(__ATPRERUN__.length == 0, "cannot call main when preRun functions remain to be called"); + var entryFunction = Module["_emscripten_proxy_main"]; + args = args || []; + var argc = args.length + 1; + var argv = stackAlloc((argc + 1) * 4); + SAFE_HEAP_STORE((argv >> 2) * 4, allocateUTF8OnStack(thisProgram), 4); + for (var i = 1; i < argc; i++) { + SAFE_HEAP_STORE(((argv >> 2) + i) * 4, allocateUTF8OnStack(args[i - 1]), 4); + } + SAFE_HEAP_STORE(((argv >> 2) + argc) * 4, 0, 4); + try { + var ret = entryFunction(argc, argv); + assert(ret == 0, "_emscripten_proxy_main failed to start proxy thread: " + ret); + } finally { + calledMain = true; + } +} + +function run(args) { + args = args || arguments_; + if (runDependencies > 0) { + return; + } + _emscripten_stack_init(); + writeStackCookie(); + preRun(); + if (runDependencies > 0) return; + function doRun() { + if (calledRun) return; + calledRun = true; + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + preMain(); + if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); + if (shouldRunNow) callMain(args); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(function() { + setTimeout(function() { + Module["setStatus"](""); + }, 1); + doRun(); + }, 1); + } else { + doRun(); + } + checkStackCookie(); +} + +Module["run"] = run; + +function checkUnflushedContent() { + var oldOut = out; + var oldErr = err; + var has = false; + out = err = function(x) { + has = true; + }; + try { + var flush = Module["_fflush"]; + if (flush) flush(0); + [ "stdout", "stderr" ].forEach(function(name) { + var info = FS.analyzePath("/dev/" + name); + if (!info) return; + var stream = info.object; + var rdev = stream.rdev; + var tty = TTY.ttys[rdev]; + if (tty && tty.output && tty.output.length) { + has = true; + } + }); + } catch (e) {} + out = oldOut; + err = oldErr; + if (has) { + warnOnce("stdio streams had content in them that was not flushed. you should set EXIT_RUNTIME to 1 (see the FAQ), or make sure to emit a newline when you printf etc."); + } +} + +function exit(status, implicit) { + checkUnflushedContent(); + if (implicit && noExitRuntime && status === 0) { + return; + } + if (!implicit) { + if (ENVIRONMENT_IS_PTHREAD) { + err("Pthread 0x" + _pthread_self().toString(16) + " called exit(), posting exitProcess."); + postMessage({ + "cmd": "exitProcess", + "returnCode": status + }); + throw new ExitStatus(status); + } else { + err("main thead called exit: noExitRuntime=" + noExitRuntime); + } + } + if (noExitRuntime) { + if (!implicit) { + var msg = "program exited (with status: " + status + "), but EXIT_RUNTIME is not set, so halting execution but not exiting the runtime or preventing further async execution (build with EXIT_RUNTIME=1, if you want a true shutdown)"; + err(msg); + } + } else { + PThread.terminateAllThreads(); + EXITSTATUS = status; + exitRuntime(); + if (Module["onExit"]) Module["onExit"](status); + ABORT = true; + } + quit_(status, new ExitStatus(status)); +} + +if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; + while (Module["preInit"].length > 0) { + Module["preInit"].pop()(); + } +} + +var shouldRunNow = true; + +if (Module["noInitialRun"]) shouldRunNow = false; + +noExitRuntime = !ENVIRONMENT_IS_PTHREAD; + +if (!ENVIRONMENT_IS_PTHREAD) { + run(); +} else { + PThread.initWorker(); +} diff --git a/terminal/terminal.wasm b/terminal/terminal.wasm new file mode 100755 index 00000000..11646d36 Binary files /dev/null and b/terminal/terminal.wasm differ diff --git a/terminal/terminal.worker.js b/terminal/terminal.worker.js new file mode 100644 index 00000000..44761976 --- /dev/null +++ b/terminal/terminal.worker.js @@ -0,0 +1,227 @@ +/** + * @license + * Copyright 2015 The Emscripten Authors + * SPDX-License-Identifier: MIT + */ + +// Pthread Web Worker startup routine: +// This is the entry point file that is loaded first by each Web Worker +// that executes pthreads on the Emscripten application. + +// Thread-local: + +var Module = {}; + +function assert(condition, text) { + if (!condition) abort('Assertion failed: ' + text); +} + +function threadPrintErr() { + var text = Array.prototype.slice.call(arguments).join(' '); + console.error(text); +} +function threadAlert() { + var text = Array.prototype.slice.call(arguments).join(' '); + postMessage({cmd: 'alert', text: text, threadId: Module['_pthread_self']()}); +} +// We don't need out() for now, but may need to add it if we want to use it +// here. Or, if this code all moves into the main JS, that problem will go +// away. (For now, adding it here increases code size for no benefit.) +var out = function() { + throw 'out() is not defined in worker.js.'; +} +var err = threadPrintErr; +this.alert = threadAlert; + +Module['instantiateWasm'] = function(info, receiveInstance) { + // Instantiate from the module posted from the main thread. + // We can just use sync instantiation in the worker. + var instance = new WebAssembly.Instance(Module['wasmModule'], info); + // We don't need the module anymore; new threads will be spawned from the main thread. + Module['wasmModule'] = null; + receiveInstance(instance); // The second 'module' parameter is intentionally null here, we don't need to keep a ref to the Module object from here. + return instance.exports; +}; + +this.onmessage = function(e) { + try { + if (e.data.cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code. + + // Module and memory were sent from main thread + Module['wasmModule'] = e.data.wasmModule; + + Module['wasmMemory'] = e.data.wasmMemory; + + Module['buffer'] = Module['wasmMemory'].buffer; + + Module['ENVIRONMENT_IS_PTHREAD'] = true; + + if (typeof e.data.urlOrBlob === 'string') { + importScripts(e.data.urlOrBlob); + } else { + var objectUrl = URL.createObjectURL(e.data.urlOrBlob); + importScripts(objectUrl); + URL.revokeObjectURL(objectUrl); + } + + // MINIMAL_RUNTIME always compiled Wasm (&Wasm2JS) asynchronously, even in pthreads. But + // regular runtime and asm.js are loaded synchronously, so in those cases + // we are now loaded, and can post back to main thread. + postMessage({ 'cmd': 'loaded' }); + + } else if (e.data.cmd === 'objectTransfer') { + Module['PThread'].receiveObjectTransfer(e.data); + } else if (e.data.cmd === 'run') { + // This worker was idle, and now should start executing its pthread entry + // point. + // performance.now() is specced to return a wallclock time in msecs since + // that Web Worker/main thread launched. However for pthreads this can + // cause subtle problems in emscripten_get_now() as this essentially + // would measure time from pthread_create(), meaning that the clocks + // between each threads would be wildly out of sync. Therefore sync all + // pthreads to the clock on the main browser thread, so that different + // threads see a somewhat coherent clock across each of them + // (+/- 0.1msecs in testing). + Module['__performance_now_clock_drift'] = performance.now() - e.data.time; + var threadInfoStruct = e.data.threadInfoStruct; + + // Pass the thread address inside the asm.js scope to store it for fast access that avoids the need for a FFI out. + Module['__emscripten_thread_init'](threadInfoStruct, /*isMainBrowserThread=*/0, /*isMainRuntimeThread=*/0); + + // Establish the stack frame for this thread in global scope + // The stack grows downwards + var max = e.data.stackBase; + var top = e.data.stackBase + e.data.stackSize; + assert(threadInfoStruct); + assert(top != 0); + assert(max != 0); + assert(top > max); + // Also call inside JS module to set up the stack frame for this pthread in JS module scope + Module['establishStackSpace'](top, max); + Module['_emscripten_tls_init'](); + + Module['PThread'].receiveObjectTransfer(e.data); + Module['PThread'].setThreadStatus(Module['_pthread_self'](), 1/*EM_THREAD_STATUS_RUNNING*/); + + try { + // pthread entry points are always of signature 'void *ThreadMain(void *arg)' + // Native codebases sometimes spawn threads with other thread entry point signatures, + // such as void ThreadMain(void *arg), void *ThreadMain(), or void ThreadMain(). + // That is not acceptable per C/C++ specification, but x86 compiler ABI extensions + // enable that to work. If you find the following line to crash, either change the signature + // to "proper" void *ThreadMain(void *arg) form, or try linking with the Emscripten linker + // flag -s EMULATE_FUNCTION_POINTER_CASTS=1 to add in emulation for this x86 ABI extension. + var result = Module['invokeEntryPoint'](e.data.start_routine, e.data.arg); + + Module['checkStackCookie'](); + // In MINIMAL_RUNTIME the noExitRuntime concept does not apply to + // pthreads. To exit a pthread with live runtime, use the function + // emscripten_unwind_to_js_event_loop() in the pthread body. + // The thread might have finished without calling pthread_exit(). If so, + // then perform the exit operation ourselves. + // (This is a no-op if explicit pthread_exit() had been called prior.) + if (!Module['getNoExitRuntime']()) + Module['PThread'].threadExit(result); + } catch(ex) { + if (ex === 'Canceled!') { + Module['PThread'].threadCancel(); + } else if (ex != 'unwind') { + // FIXME(sbc): Figure out if this is still needed or useful. Its not + // clear to me how this check could ever fail. In order to get into + // this try/catch block at all we have already called bunch of + // functions on `Module`.. why is this one special? + if (typeof(Module['_emscripten_futex_wake']) !== "function") { + err("Thread Initialisation failed."); + throw ex; + } + // ExitStatus not present in MINIMAL_RUNTIME + if (ex instanceof Module['ExitStatus']) { + if (Module['getNoExitRuntime']()) { + err('Pthread 0x' + _pthread_self().toString(16) + ' called exit(), staying alive due to noExitRuntime.'); + } else { + err('Pthread 0x' + _pthread_self().toString(16) + ' called exit(), calling threadExit.'); + Module['PThread'].threadExit(ex.status); + } + } + else + { + Module['PThread'].threadExit(-2); + throw ex; + } + } else { + // else e == 'unwind', and we should fall through here and keep the pthread alive for asynchronous events. + err('Pthread 0x' + threadInfoStruct.toString(16) + ' completed its pthread main entry point with an unwind, keeping the pthread worker alive for asynchronous operation.'); + } + } + } else if (e.data.cmd === 'cancel') { // Main thread is asking for a pthread_cancel() on this thread. + if (threadInfoStruct) { + Module['PThread'].threadCancel(); + } + } else if (e.data.target === 'setimmediate') { + // no-op + } else if (e.data.cmd === 'processThreadQueue') { + if (threadInfoStruct) { // If this thread is actually running? + Module['_emscripten_current_thread_process_queued_calls'](); + } + } else { + err('worker.js received unknown command ' + e.data.cmd); + err(e.data); + } + } catch(ex) { + err('worker.js onmessage() captured an uncaught exception: ' + ex); + if (ex && ex.stack) err(ex.stack); + throw ex; + } +}; + +// Node.js support +if (typeof process === 'object' && typeof process.versions === 'object' && typeof process.versions.node === 'string') { + // Create as web-worker-like an environment as we can. + self = { + location: { + href: __filename + } + }; + + var onmessage = this.onmessage; + + var nodeWorkerThreads = require('worker_threads'); + + global.Worker = nodeWorkerThreads.Worker; + + var parentPort = nodeWorkerThreads.parentPort; + + parentPort.on('message', function(data) { + onmessage({ data: data }); + }); + + var nodeFS = require('fs'); + + var nodeRead = function(filename) { + return nodeFS.readFileSync(filename, 'utf8'); + }; + + function globalEval(x) { + global.require = require; + global.Module = Module; + eval.call(null, x); + } + + importScripts = function(f) { + globalEval(nodeRead(f)); + }; + + postMessage = function(msg) { + parentPort.postMessage(msg); + }; + + if (typeof performance === 'undefined') { + performance = { + now: function() { + return Date.now(); + } + }; + } +} + +