int nacl_main(int argc, char **argv) {
if (nacl_startup_untar(argv[0], DATA_FILE, "/"))
return -1;
wchar_t **argv_copy;
/* We need a second copy, as Python might modify the first one. */
wchar_t **argv_copy2;
int i, res;
char *oldloc;
#ifdef __FreeBSD__
fp_except_t m;
#endif
argv_copy = (wchar_t **)PyMem_RawMalloc(sizeof(wchar_t*) * (argc+1));
argv_copy2 = (wchar_t **)PyMem_RawMalloc(sizeof(wchar_t*) * (argc+1));
if (!argv_copy || !argv_copy2) {
fprintf(stderr, "out of memory\n");
return 1;
}
/* 754 requires that FP exceptions run in "no stop" mode by default,
* and until C vendors implement C99's ways to control FP exceptions,
* Python requires non-stop mode. Alas, some platforms enable FP
* exceptions by default. Here we disable them.
*/
#ifdef __FreeBSD__
m = fpgetmask();
fpsetmask(m & ~FP_X_OFL);
#endif
oldloc = _PyMem_RawStrdup(setlocale(LC_ALL, NULL));
if (!oldloc) {
fprintf(stderr, "out of memory\n");
return 1;
}
setlocale(LC_ALL, "");
for (i = 0; i < argc; i++) {
argv_copy[i] = _Py_char2wchar(argv[i], NULL);
if (!argv_copy[i]) {
PyMem_RawFree(oldloc);
fprintf(stderr, "Fatal Python error: "
"unable to decode the command line argument #%i\n",
i + 1);
return 1;
}
argv_copy2[i] = argv_copy[i];
}
argv_copy2[argc] = argv_copy[argc] = NULL;
setlocale(LC_ALL, oldloc);
PyMem_RawFree(oldloc);
res = Py_Main(argc, argv_copy);
for (i = 0; i < argc; i++) {
PyMem_RawFree(argv_copy2[i]);
}
PyMem_RawFree(argv_copy);
PyMem_RawFree(argv_copy2);
return res;
}
static void setup_unix_environment(const char* arg0) {
mkdir("/usr", 0777);
mkdir("/usr/games", 0777);
int ret = nacl_startup_untar(arg0, "nethack.tar", "/usr/games");
if (ret != 0) {
perror("Startup untar failed.");
exit(1);
}
// Setup config file.
ret = chdir(getenv("HOME"));
if (ret != 0) {
perror("Can change to HOME dir.");
exit(1);
}
if (access(".nethackrc", R_OK) < 0) {
int fh = open(".nethackrc", O_CREAT | O_WRONLY);
const char config[] = "OPTIONS=color\n";
write(fh, config, sizeof(config) - 1);
close(fh);
}
ret = chdir("/usr/games");
if (ret != 0) {
perror("Can change to /usr/games.");
exit(1);
}
}
int nacl_main(int argc, char **argv) {
if (nacl_startup_untar(argv[0], DATA_ARCHIVE, "/"))
return -1;
if (argc == 2 && !strcmp(argv[1], "/bin/irb"))
fprintf(stderr, "Launching irb ...\n");
ruby_sysinit(&argc, &argv);
{
RUBY_INIT_STACK;
ruby_init();
return ruby_run_node(ruby_options(argc, argv));
}
}
int nacl_main(int argc, char* argv[]) {
if (nacl_startup_untar(argv[0], "emacs.tar", "/"))
return 1;
return nacl_emacs_main(argc, argv);
}
int nacl_main(int argc, char* argv[]) {
if (nacl_startup_untar(argv[0], "nano.tar", "/"))
return -1;
return nacl_nano_main(argc, argv);
}