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Improve dump option support #344

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merged 1 commit into from
Apr 14, 2024
Merged

Improve dump option support #344

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61 changes: 41 additions & 20 deletions qjs.c
View file
Original file line number Diff line number Diff line change
@@ -289,6 +289,7 @@ int main(int argc, char **argv)
char *expr = NULL;
int interactive = 0;
int dump_memory = 0;
int dump_flags = 0;
int trace_memory = 0;
int empty_run = 0;
int module = -1;
@@ -308,36 +309,42 @@ int main(int argc, char **argv)
while (optind < argc && *argv[optind] == '-') {
char *arg = argv[optind] + 1;
const char *longopt = "";
char *opt_arg = NULL;
/* a single - is not an option, it also stops argument scanning */
if (!*arg)
break;
optind++;
if (*arg == '-') {
longopt = arg + 1;
opt_arg = strchr(longopt, '=');
if (opt_arg)
*opt_arg++ = '\0';
arg += strlen(arg);
/* -- stops argument scanning */
if (!*longopt)
break;
}
for (; *arg || *longopt; longopt = "") {
char opt = *arg;
if (opt)
if (opt) {
arg++;
if (!opt_arg && *arg)
opt_arg = arg;
}
if (opt == 'h' || opt == '?' || !strcmp(longopt, "help")) {
help();
continue;
}
if (opt == 'e' || !strcmp(longopt, "eval")) {
if (*arg) {
expr = arg;
break;
}
if (optind < argc) {
expr = argv[optind++];
break;
if (!opt_arg) {
if (optind >= argc) {
fprintf(stderr, "qjs: missing expression for -e\n");
exit(2);
}
opt_arg = argv[optind++];
}
fprintf(stderr, "qjs: missing expression for -e\n");
exit(2);
expr = opt_arg;
break;
}
if (opt == 'I' || !strcmp(longopt, "include")) {
if (optind >= argc) {
@@ -364,6 +371,10 @@ int main(int argc, char **argv)
continue;
}
if (opt == 'd' || !strcmp(longopt, "dump")) {
if (opt_arg) {
dump_flags = strtol(opt_arg, NULL, 16);
break;
}
dump_memory++;
continue;
}
@@ -384,20 +395,28 @@ int main(int argc, char **argv)
continue;
}
if (!strcmp(longopt, "memory-limit")) {
if (optind >= argc) {
fprintf(stderr, "expecting memory limit");
exit(1);
if (!opt_arg) {
if (optind >= argc) {
fprintf(stderr, "expecting memory limit");
exit(1);
}
opt_arg = argv[optind++];
}
memory_limit = (size_t)strtod(argv[optind++], NULL);
continue;
// TODO(chqrlie): accept kmg suffixes
memory_limit = (size_t)strtod(opt_arg, NULL);
break;
}
if (!strcmp(longopt, "stack-size")) {
if (optind >= argc) {
fprintf(stderr, "expecting stack size");
exit(1);
if (!opt_arg) {
if (optind >= argc) {
fprintf(stderr, "expecting stack size");
exit(1);
}
opt_arg = argv[optind++];
}
stack_size = (size_t)strtod(argv[optind++], NULL);
continue;
// TODO(chqrlie): accept kmg suffixes
stack_size = (size_t)strtod(opt_arg, NULL);
break;
}
if (opt) {
fprintf(stderr, "qjs: unknown option '-%c'\n", opt);
@@ -422,6 +441,8 @@ int main(int argc, char **argv)
JS_SetMemoryLimit(rt, memory_limit);
if (stack_size != 0)
JS_SetMaxStackSize(rt, stack_size);
if (dump_flags != 0)
JS_SetDumpFlags(rt, dump_flags);
js_std_set_worker_new_context_func(JS_NewCustomContext);
js_std_init_handlers(rt);
ctx = JS_NewCustomContext(rt);
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