Add usage messages for applets without them.

git-svn-id: svn://busybox.net/trunk/busybox@881 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 3 insertions, 0 deletions

diff --git a/hostid.c b/hostid.c
index f1010a65d..3bf79de47 100644
--- a/hostid.c
+++ b/hostid.c
@@ -25,6 +25,9 @@
 
 extern int hostid_main(int argc, char **argv)
 {
+        if (argc > 1 && strcmp(argv[1], "--help") == 0)
+                usage(hostid_usage);
+
         printf("%lx\n", gethostid());
         return(TRUE);
 }