Accept --help & --version as aliases to -help & -version

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Part-of: <https://gitlab.freedesktop.org/xorg/app/xwud/-/merge_requests/4>

1 files changed, 4 insertions, 2 deletions

diff --git a/xwud.c b/xwud.c
index 4f8264a..c7c85f4 100644
--- a/xwud.c
+++ b/xwud.c
@@ -184,7 +184,8 @@ main(int argc, char *argv[])
 	    geom = argv[i];
 	    continue;
 	}
-	if (strcmp(argv[i], "-help") == 0) {
+	if ((strcmp(argv[i], "-help") == 0) ||
+            (strcmp(argv[i], "--help") == 0)) {
 	    usage(NULL);
 	}
 	if (strcmp(argv[i], "-in") == 0) {
@@ -239,7 +240,8 @@ main(int argc, char *argv[])
 	    vis = argv[i];
 	    continue;
 	}
-	if (strcmp(argv[i], "-version") == 0) {
+	if ((strcmp(argv[i], "-version") == 0) ||
+            (strcmp(argv[i], "--version") == 0)) {
 	    puts(PACKAGE_STRING);
 	    exit(0);
 	}