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Add simple command line switches

v0.7.4-release
Ryan 2009-08-03 18:19:40 +02:00
parent 1bf9be6b37
commit 11df252cb9
1 changed files with 27 additions and 0 deletions
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27
src/node.cc
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@ -290,6 +290,31 @@ CallExitHandler (Handle<Object> node_obj)
node::FatalException(try_catch); node::FatalException(try_catch);
} }
static void
PrintHelp ( )
{
printf("Usage: node [switches] script.js [arguments] \n"
" -v, --version print node's version\n"
" --v8-options print v8 command line options\n");
}
static void
ParseArgs (int *argc, char **argv)
{
for (int i = 1; i < *argc; i++) {
const char *arg = argv[i];
if (strcmp(arg, "--version") == 0 || strcmp(arg, "-v") == 0) {
printf("%s\n", NODE_VERSION);
exit(0);
} else if (strcmp(arg, "--help") == 0 || strcmp(arg, "-h") == 0) {
PrintHelp();
exit(0);
} else if (strcmp(arg, "--v8-options") == 0) {
argv[i] = (char*)"--help";
}
}
}
int int
main (int argc, char *argv[]) main (int argc, char *argv[])
{ {
@ -301,12 +326,14 @@ main (int argc, char *argv[])
ev_async_start(EV_DEFAULT_UC_ &eio_watcher); ev_async_start(EV_DEFAULT_UC_ &eio_watcher);
ev_unref(EV_DEFAULT_UC); ev_unref(EV_DEFAULT_UC);
ParseArgs(&argc, argv);
V8::SetFlagsFromCommandLine(&argc, argv, true); V8::SetFlagsFromCommandLine(&argc, argv, true);
V8::Initialize(); V8::Initialize();
V8::SetFatalErrorHandler(OnFatalError); V8::SetFatalErrorHandler(OnFatalError);
if(argc < 2) { if(argc < 2) {
fprintf(stderr, "No script was specified.\n"); fprintf(stderr, "No script was specified.\n");
PrintHelp();
return 1; return 1;
} }