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Reporting a more sensible error when the initialization

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file isn't found, per issue #2:
http://code.google.com/p/chibi-scheme/issues/detail?id=2
This commit is contained in:
Alex Shinn 2009-07-07 19:36:59 +09:00
parent b1c0ea895b
commit e8985cd84c
1 changed files with 35 additions and 11 deletions
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46
main.c
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@ -48,6 +48,29 @@ sexp find_module_file (sexp ctx, char *file) {
return res;
}
sexp sexp_load_module_file (sexp ctx, char *file, sexp env) {
sexp res = SEXP_VOID;
sexp_gc_var(ctx, path, s_path);
sexp_gc_var(ctx, irr, s_irr);
sexp_gc_preserve(ctx, path, s_path);
sexp_gc_preserve(ctx, irr, s_irr);
path = find_module_file(ctx, file);
if (! sexp_stringp(path)) {
path = sexp_c_string(ctx, chibi_module_dir, -1);
irr = sexp_cons(ctx, path, SEXP_NULL);
path = sexp_c_string(ctx, file, -1);
irr = sexp_cons(ctx, path, irr);
res = sexp_user_exception(ctx,
SEXP_FALSE,
"couldn't find file to load in ./ or module dir",
irr);
} else {
res = sexp_load(ctx, path, env);
}
sexp_gc_release(ctx, path, s_path);
return res;
}
void repl (sexp ctx) {
sexp tmp, res, env, in, out, err;
sexp_gc_var(ctx, obj, s_obj);
@ -98,7 +121,7 @@ void run_main (int argc, char **argv) {
case 'e':
case 'p':
if (! init_loaded++)
sexp_load(ctx, str=find_module_file(ctx, sexp_init_file), env);
sexp_load_module_file(ctx, sexp_init_file, env);
res = sexp_read_from_string(ctx, argv[i+1]);
if (! sexp_exceptionp(res))
res = sexp_eval(ctx, res);
@ -115,8 +138,8 @@ void run_main (int argc, char **argv) {
break;
case 'l':
if (! init_loaded++)
sexp_load(ctx, str=find_module_file(ctx, sexp_init_file), env);
sexp_load(ctx, str=find_module_file(ctx, argv[++i]), env);
sexp_load_module_file(ctx, sexp_init_file, env);
sexp_load_module_file(ctx, argv[++i], env);
break;
case 'q':
init_loaded = 1;
@ -131,14 +154,15 @@ void run_main (int argc, char **argv) {
if (! quit) {
if (! init_loaded)
res = sexp_load(ctx, str=find_module_file(ctx, sexp_init_file), env);
if (! sexp_exceptionp(res)) {
if (i < argc)
for ( ; i < argc; i++)
sexp_load(ctx, str=sexp_c_string(ctx, argv[i], -1), env);
else
repl(ctx);
}
res = sexp_load_module_file(ctx, sexp_init_file, env);
if (res && sexp_exceptionp(res))
sexp_print_exception(ctx, res,
sexp_eval_string(ctx, "(current-error-port)"));
if (i < argc)
for ( ; i < argc; i++)
res = sexp_load(ctx, str=sexp_c_string(ctx, argv[i], -1), env);
else
repl(ctx);
}
sexp_gc_release(ctx, str, s_str);