Use self-made help to avoid recompilations on version changes.

[paraslash.git] / gui.c

diff --git a/gui.c b/gui.c
index 4e293feba6860e7ed1dcc2ab2f045ccc7618f350..b874d0820c6341f124ccb9748dd91bce0a0d395b 100644 (file)
--- a/gui.c
+++ b/gui.c
@@ -23,6 +23,7 @@
 #include "list.h"
 #include "sched.h"
 #include "signal.h"
+#include "ggo.h"
 #include "version.h"
 
 /** define the array of error lists needed by para_gui */
@@ -1511,6 +1512,15 @@ static void handle_command(int c)
                km_keyname(c));
 }
 
+__noreturn static void print_help_and_die(void)
+{
+       struct ggo_help h = DEFINE_GGO_HELP(gui);
+       bool d = conf.detailed_help_given;
+
+       ggo_print_help(&h, d? GPH_STANDARD_FLAGS_DETAILED : GPH_STANDARD_FLAGS);
+       exit(0);
+}
+
 int main(int argc, char *argv[])
 {
        int ret;
@@ -1522,6 +1532,8 @@ int main(int argc, char *argv[])
        gui_cmdline_parser(argc, argv, &conf); /* exits on errors */
        loglevel = get_loglevel_by_name(conf.loglevel_arg);
        version_handle_flag("gui", conf.version_given);
+       if (conf.help_given || conf.detailed_help_given)
+               print_help_and_die();
        cf = configfile_exists();
        if (!cf && conf.config_file_given) {
                fprintf(stderr, "can not read config file %s\n",