weston-dnd --help works

diff --git a/clients/dnd.c b/clients/dnd.c
index 620cfff..956c306 100644 (file)
--- a/clients/dnd.c
+++ b/clients/dnd.c
@@ -652,7 +652,14 @@ main(int argc, char *argv[])
 {
        struct display *d;
        struct dnd *dnd;
-       int i;
+       int self_only = 0;
+
+       if (argc == 2 && !strcmp(argv[1], "--self-only"))
+               self_only = 1;
+       else if (argc > 1) {
+               printf("Usage: %s [OPTIONS]\n  --self-only\n", argv[0]);
+               return 1;
+       }
 
        d = display_create(&argc, argv);
        if (d == NULL) {
@@ -661,10 +668,8 @@ main(int argc, char *argv[])
        }
 
        dnd = dnd_create(d);
-
-       for (i = 1; i < argc; i++)
-               if (strcmp("--self-only", argv[i]) == 0)
-                       dnd->self_only = 1;
+       if (self_only)
+               dnd->self_only = 1;
 
        display_run(d);