X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=fade.c;h=a8424d67a5db24ea2967670ee6eb90ccaf284100;hp=8ee192cd177bd65e4f886cd39c29ab9498cb69a2;hb=6bcd10bc4ada11a04bc2b7425afe5a8855592cd2;hpb=483d3140040f27f53082d8d4a7052ee0421aa2b3

diff --git a/fade.c b/fade.c
index 8ee192cd..a8424d67 100644
--- a/fade.c
+++ b/fade.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1998-2012 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 1998-2013 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -14,6 +14,7 @@
 #include "string.h"
 #include "mix.h"
 #include "error.h"
+#include "ggo.h"
 #include "version.h"
 
 INIT_FADE_ERRLISTS;
@@ -26,7 +27,7 @@ static struct mixer supported_mixer[] = {MIXER_ARRAY};
 #define FOR_EACH_MIXER(i) for ((i) = 0; (i) < NUM_SUPPORTED_MIXERS; (i)++)
 
 static int loglevel;
-__printf_2_3 void date_log(int ll, const char *fmt, ...)
+static __printf_2_3 void date_log(int ll, const char *fmt, ...)
 {
 	va_list argp;
 	time_t t1;
@@ -286,15 +287,26 @@ static struct mixer *get_mixer_or_die(void)
 	exit(EXIT_FAILURE);
 }
 
+__noreturn static void print_help_and_die(void)
+{
+	struct ggo_help h = DEFINE_GGO_HELP(fade);
+	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;
 	struct mixer *m;
 	struct mixer_handle *h = NULL;
 
-	if (fade_cmdline_parser(argc, argv, &conf))
-		exit(EXIT_FAILURE);
-	HANDLE_VERSION_FLAG("fade", conf);
+	fade_cmdline_parser(argc, argv, &conf);
+	loglevel = get_loglevel_by_name(conf.loglevel_arg);
+	version_handle_flag("fade", conf.version_given);
+	if (conf.help_given || conf.detailed_help_given)
+		print_help_and_die();
 	ret = configfile_exists();
 	if (!ret && conf.config_file_given) {
 		PARA_EMERG_LOG("can not read config file %s\n",
@@ -311,8 +323,8 @@ int main(int argc, char *argv[])
 		};
 		fade_cmdline_parser_config_file(conf.config_file_arg,
 			&conf, &params);
+		loglevel = get_loglevel_by_name(conf.loglevel_arg);
 	}
-	loglevel = get_loglevel_by_name(conf.loglevel_arg);
 	init_mixers();
 	m = get_mixer_or_die();
 	ret = m->open(conf.mixer_device_arg, &h);