Make --help and --version work consistently across all tools.

[sgt/putty] / unix / gtkwin.c

diff --git a/unix/gtkwin.c b/unix/gtkwin.c
index 2c0df9c..bd69fb6 100644 (file)
--- a/unix/gtkwin.c
+++ b/unix/gtkwin.c
@@ -2592,6 +2592,13 @@ static void help(FILE *fp) {
     }
 }
 
+static void version(FILE *fp) {
+    if(fprintf(fp, "%s: %s\n", appname, ver) < 0 || fflush(fp) < 0) {
+       perror("output error");
+       exit(1);
+    }
+}
+
 int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
                struct gui_data *inst, Conf *conf)
 {
@@ -2801,6 +2808,10 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
            help(stdout);
            exit(0);
 
+       } else if(!strcmp(p, "-version") || !strcmp(p, "--version")) {
+           version(stdout);
+           exit(0);
+
         } else if (!strcmp(p, "-pgpfp")) {
             pgp_fingerprints();
             exit(1);