Example code builds, needs more debugging

examples/callbacks/Makefile

@@ -1,14 +1,14 @@
 all: calls
 
 sys.o: sys.c
-	cc -c sys.c
+	cc -g -c sys.c
 
 calls.c: calls.scm
 	cyclone -d calls.scm
 
 calls: sys.o calls.c
-	cc calls.c  -O2 -Wall -I/usr/local/include -c -o calls.o
-	cc calls.o  /usr/local/share/cyclone/scheme/cyclone/common.o  /usr/local/share/cyclone/scheme/base.o  /usr/local/share/cyclone/srfi/18.o  /usr/local/share/cyclone/scheme/write.o  -pthread -lcyclone -lck -lm -lcyclonebn -ldl  -O2 -fPIC -Wall -Wno-shift-negative-value -Wno-unused-command-line-argument -I/usr/local/include -L/usr/local/lib -Wl,--export-dynamic -o calls
+	cc calls.c  -g -Wall -I/usr/local/include -c -o calls.o
+	cc calls.o sys.o /usr/local/share/cyclone/scheme/cyclone/common.o  /usr/local/share/cyclone/scheme/base.o  /usr/local/share/cyclone/srfi/18.o  /usr/local/share/cyclone/scheme/write.o  -pthread -lcyclone -lck -lm -lcyclonebn -ldl  -g -fPIC -Wall -Wno-shift-negative-value -Wno-unused-command-line-argument -I/usr/local/include -L/usr/local/lib -Wl,--export-dynamic -o calls
 
 
 

examples/callbacks/calls.scm

@@ -2,11 +2,16 @@
         (scheme write)
         (srfi 18))
 
-;;(include-c-header "sys.c")
+(include-c-header "sys.h")
 
 (define *done* #f)
 (define *dummy signal-done) ;; Hack to prevent optimizing-out signal-done
 
+(define-c start-c-thread
+  "(void *data, int argc, closure _, object k)"
+  "start_c_thread(); 
+   return_closcall1(data, k, boolean_t); ")
+
 (define (signal-done obj)
   (write `(Called from C set *done* to ,obj))
   (newline)
@@ -14,6 +19,7 @@
   #t)
 
 (define (wait)
+  (start-c-thread)
   (thread-sleep! 1)
   (if *done*
       #t

examples/callbacks/sys.c

@@ -1,5 +1,6 @@
 #include "cyclone/types.h"
 #include "cyclone/runtime.h"
+#include "sys.h"
 #include <unistd.h>
 
 extern object __glo_signal_91done;
@@ -12,10 +13,8 @@ void after_call_scm(gc_thread_data *thd, int argc, object k, object result)
 
 void call_scm(gc_thread_data *thd, object obj)
 {
-  // TODO
-//static void __lambda_1(void *data, int argc, closure _,object k_7312, object obj_731_735) {
-
-  mclosure1(after, (function_type)after_call_scm, 
+  //static void __lambda_1(void *data, int argc, closure _,object k_7312, object obj_731_735) {
+  mclosure0(after, (function_type)after_call_scm); 
   ((closure)__glo_signal_91done)->fn(thd, 2, __glo_signal_91done, &after, obj);
 }
 
@@ -32,14 +31,21 @@ void *c_thread(void *arg)
 {
   int first = 1;
   long stack_size = 100000;
-  char *stack_base = &stack_start;
+  char *stack_base = (char *)&stack_size;
+  char *stack_traces[MAX_STACK_TRACES];
   gc_thread_data thd; // TODO: initialize
+  jmp_buf jmp;
+  thd.jmp_start = &jmp;
   thd.stack_start = stack_base;
 #if STACK_GROWTH_IS_DOWNWARD
   thd.stack_limit = stack_base - stack_size;
 #else
   thd.stack_limit = stack_base + stack_size;
 #endif
+  thd.stack_traces = stack_traces; //calloc(MAX_STACK_TRACES, sizeof(char *));
+  thd.stack_trace_idx = 0;
+  thd.stack_prev_frame = NULL;
+
   // TODO: many more initializations required, need to figure out
   // minimum set to optimize for micro / short / long calls into Scheme.
   // We will make different assumptions in each case
@@ -54,7 +60,7 @@ void *c_thread(void *arg)
   return NULL;
 }
 
-void start_c_thread()
+void start_c_thread(void)
 {
   pthread_t thread;
   pthread_attr_t attr;

examples/callbacks/sys.h

@@ -0,0 +1 @@
+void start_c_thread(void);