Add command line option to show version number

diff --git a/src/main.c b/src/main.c
index b895b1c..5da7c86 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -53,9 +53,10 @@ static void disconnect_callback(DBusConnection *conn, void *user_data)
 static gchar *option_device = NULL;
 static gchar *option_plugin = NULL;
 static gboolean option_detach = TRUE;
-static gboolean option_selftest = FALSE;
 static gboolean option_compat = FALSE;
 static gboolean option_debug = FALSE;
+static gboolean option_selftest = FALSE;
+static gboolean option_version = FALSE;
 
 static GOptionEntry options[] = {
        { "device", 'i', 0, G_OPTION_ARG_STRING, &option_device,
@@ -65,12 +66,14 @@ static GOptionEntry options[] = {
        { "nodaemon", 'n', G_OPTION_FLAG_REVERSE,
                                G_OPTION_ARG_NONE, &option_detach,
                                "Don't fork daemon to background" },
-       { "selftest", 't', 0, G_OPTION_ARG_NONE, &option_selftest,
-                               "Run self testing routines" },
        { "compat", 'c', 0, G_OPTION_ARG_NONE, &option_compat,
                                "Enable Network Manager compatibility" },
        { "debug", 'd', 0, G_OPTION_ARG_NONE, &option_debug,
                                "Enable debug information output" },
+       { "selftest", 't', 0, G_OPTION_ARG_NONE, &option_selftest,
+                               "Run self testing routines" },
+       { "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
+                               "Show version information and exit" },
        { NULL },
 };
 
@@ -101,6 +104,11 @@ int main(int argc, char *argv[])
 
        g_option_context_free(context);
 
+       if (option_version == TRUE) {
+               printf("%s\n", VERSION);
+               exit(0);
+       }
+
        if (option_detach == TRUE) {
                if (daemon(0, 0)) {
                        perror("Can't start daemon");