2 * Copyright (c) 2003 Kip Macy All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * $DragonFly: src/usr.bin/checkpt/checkpt.c,v 1.5 2007/07/24 19:44:18 dillon Exp $
28 #include <sys/signal.h>
29 #include <sys/syscall.h>
30 #include <sys/types.h>
32 #include <sys/module.h>
33 #include <sys/checkpoint.h>
45 usage(const char *prg
)
47 fprintf(stderr
, "%s -r file.ckpt\n", prg
);
52 main(int ac
, char **av
)
57 const char *filename
= NULL
;
59 while ((ch
= getopt(ac
, av
, "r:")) != -1) {
71 fd
= open(filename
, O_RDONLY
);
73 fprintf(stderr
, "unable to open %s\n", filename
);
76 error
= sys_checkpoint(CKPT_THAW
, fd
, -1, 1);
78 fprintf(stderr
, "thaw failed error %d %s\n", error
, strerror(error
));
80 fprintf(stderr
, "Unknown error restoring checkpoint\n");