Updated to make utility slightly more user friendly - Chris Rankin <rankincj@yahoo.com>

This commit is contained in:
Jaroslav Kysela 2002-09-29 15:26:20 +00:00
parent c053a5cffc
commit 0b4c25a5de

View file

@ -16,6 +16,23 @@ const char default_dir[] = "/sndscape";
const char scope[] = "scope.cod";
static void
show_usage(void)
{
printf("sscape_ctl: [--card card number]\n"
" [--directory firmware directory]\n"
"sscape_ctl: --help\n"
"sscape_ctl: --version\n");
}
static void
show_version(void)
{
printf("ALSA SoundScape control utility: v" VERSION "\n");
}
void
safe_close(int fd)
{
@ -120,13 +137,16 @@ load_microcode(const char *fname, struct sscape_microcode *microcode)
return err;
}
static const struct option long_option[] = {
{ "card", 1, NULL, 'c' },
{ "directory", 1, NULL, 'd' },
{ "help", 0, NULL, 'h' },
{ "version", 0, NULL, 'v' },
{ NULL, 0, NULL, '\0' }
};
static const char option[] = "c:d:";
static const char option[] = "c:d:hv";
int
main(int argc, char *argv[])
@ -157,14 +177,21 @@ main(int argc, char *argv[])
directory = optarg;
break;
case 'h':
show_usage();
return EXIT_SUCCESS;
case 'v':
show_version();
return EXIT_SUCCESS;
default:
fprintf(stderr, "Unknown option \'%c\'\n", c);
break;
return EXIT_FAILURE;
} /* switch */
} /* while */
ret = EXIT_FAILURE;
sprintf(devicename, "hw:%i,0", card);
snprintf(devicename, sizeof(devicename), "hw:%i,0", card);
err = snd_hwdep_open(&handle, devicename, O_WRONLY);
if (err < 0)
{