ftpd: do not use nasty tricks for re-execing if we are on MMU machine.

[oweals/busybox.git] / coreutils / hostid.c

diff --git a/coreutils/hostid.c b/coreutils/hostid.c
index 3bf79de473fef8df7895754fc4d51147000fc9e5..2794510a7969e316ef3281a971f0c55ba937371a 100644 (file)
--- a/coreutils/hostid.c
+++ b/coreutils/hostid.c
@@ -4,30 +4,23 @@
  *
  * Copyright (C) 2000  Edward Betts <edward@debian.org>.
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
  */
 
-#include "internal.h"
-#include <stdio.h>
+/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
 
-extern int hostid_main(int argc, char **argv)
+#include "libbb.h"
+
+/* This is a NOFORK applet. Be very careful! */
+
+int hostid_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int hostid_main(int argc, char **argv UNUSED_PARAM)
 {
-       if (argc > 1 && strcmp(argv[1], "--help") == 0)
-               usage(hostid_usage);
+       if (argc > 1) {
+               bb_show_usage();
+       }
 
        printf("%lx\n", gethostid());
-       return(TRUE);
+
+       return fflush(stdout);
 }