*
* 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 source tree.
*/
+//config:config HOSTID
+//config: bool "hostid (247 bytes)"
+//config: default y
+//config: help
+//config: hostid prints the numeric identifier (in hexadecimal) for
+//config: the current host.
+
+//applet:IF_HOSTID(APPLET_NOFORK(hostid, hostid, BB_DIR_USR_BIN, BB_SUID_DROP, hostid))
+
+//kbuild:lib-$(CONFIG_HOSTID) += hostid.o
-#warning This applet has moved to netkit-tiny. After BusyBox 0.49, this
-#warning applet will be removed from BusyBox. All maintainence efforts
-#warning should be done in the netkit-tiny source tree.
+/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
-#include "busybox.h"
-#include <stdio.h>
+//usage:#define hostid_trivial_usage
+//usage: ""
+//usage:#define hostid_full_usage "\n\n"
+//usage: "Print out a unique 32-bit identifier for the machine"
-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 UNUSED_PARAM, char **argv UNUSED_PARAM)
{
- printf("%lx\n", gethostid());
- return EXIT_SUCCESS;
+ if (argv[1]) {
+ bb_show_usage();
+ }
+
+ /* POSIX says gethostid returns a "32-bit identifier" */
+ printf("%08x\n", (unsigned)(uint32_t)gethostid());
+
+ return fflush_all();
}