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rump.halt.c revision 1.2 
      1 /*	$NetBSD: rump.halt.c,v 1.2 2011/01/22 13:43:07 pooka Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2010 Antti Kantee.  All Rights Reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/cdefs.h>
     29 #ifndef lint
     30 __RCSID("$NetBSD: rump.halt.c,v 1.2 2011/01/22 13:43:07 pooka Exp $");
     31 #endif /* !lint */
     32 
     33 #include <sys/types.h>
     34 
     35 #include <rump/rump.h>
     36 #include <rump/rumpclient.h>
     37 #include <rump/rump_syscalls.h>
     38 
     39 #include <err.h>
     40 #include <errno.h>
     41 #include <stdio.h>
     42 #include <stdlib.h>
     43 #include <string.h>
     44 #include <unistd.h>
     45 
     46 #define ARGFLAGS "dhn"
     47 
     48 static void
     49 usage(void)
     50 {
     51 
     52 	fprintf(stderr, "usage: %s [-" ARGFLAGS "]\n", getprogname());
     53 	exit(1);
     54 }
     55 
     56 int
     57 main(int argc, char *argv[])
     58 {
     59 	int ch, flags;
     60 
     61 	setprogname(argv[0]);
     62 
     63 	flags = 0;
     64 	while ((ch = getopt(argc, argv, ARGFLAGS)) != -1) {
     65 		switch (ch) {
     66 		case 'd':
     67 			flags |= RUMP_RB_DUMP;
     68 			break;
     69 		case 'h':
     70 			flags |= RUMP_RB_HALT;
     71 			break;
     72 		case 'n':
     73 			flags |= RUMP_RB_NOSYNC;
     74 			break;
     75 		default:
     76 			usage();
     77 			break;
     78 		}
     79 	}
     80 
     81 	if (optind != argc)
     82 		usage();
     83 
     84 	if (rumpclient_init() == -1)
     85 		err(1, "init failed");
     86 
     87 	if (rump_sys_reboot(flags, NULL) == -1)
     88 		err(1, "reboot");
     89 
     90 	return 0;
     91 }
     92