src/main.c: add usage()

This commit is contained in:
Johan Malm 2020-07-16 20:16:43 +01:00
parent d4bd99888e
commit 7fc643fdb9

View file

@ -7,6 +7,15 @@ struct server server = { 0 };
struct rcxml rc = { 0 }; struct rcxml rc = { 0 };
struct theme theme = { 0 }; struct theme theme = { 0 };
static const char labwc_usage[] =
"Usage: labwc [-h] [-s <command>]\n";
static void usage(void)
{
printf("%s", labwc_usage);
exit(0);
}
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
char *startup_cmd = NULL; char *startup_cmd = NULL;
@ -19,17 +28,13 @@ int main(int argc, char *argv[])
startup_cmd = optarg; startup_cmd = optarg;
break; break;
default: default:
printf("Usage: %s [-s startup command]\n", argv[0]); usage();
return 0;
} }
} }
if (optind < argc) { if (optind < argc)
printf("Usage: %s [-s startup command]\n", argv[0]); usage();
return 0;
}
rcxml_read("data/rc.xml"); rcxml_read("data/rc.xml");
theme_read("data/themerc");
/* Wayland requires XDG_RUNTIME_DIR to be set */ /* Wayland requires XDG_RUNTIME_DIR to be set */
if (!getenv("XDG_RUNTIME_DIR")) { if (!getenv("XDG_RUNTIME_DIR")) {
@ -42,10 +47,12 @@ int main(int argc, char *argv[])
server_init(&server); server_init(&server);
server_start(&server); server_start(&server);
theme_read("data/themerc");
xbm_load(server.renderer); xbm_load(server.renderer);
if (startup_cmd) if (startup_cmd)
spawn_async_no_shell(startup_cmd); spawn_async_no_shell(startup_cmd);
wl_display_run(server.wl_display); wl_display_run(server.wl_display);
server_finish(&server); server_finish(&server);
return 0; return 0;