Commit | Line | Data |
---|---|---|
1 | static char *sccsid = "@(#)halt.c 4.1 (Berkeley) %G%"; | |
2 | /* | |
3 | * Halt | |
4 | */ | |
5 | #include <stdio.h> | |
6 | #include <sys/reboot.h> | |
7 | ||
8 | main(argc, argv) | |
9 | int argc; | |
10 | char **argv; | |
11 | { | |
12 | int howto; | |
13 | ||
14 | howto = RB_HALT; | |
15 | argc--, argv++; | |
16 | while (argc > 0) { | |
17 | if (!strcmp(*argv, "-n")) | |
18 | howto |= RB_NOSYNC; | |
19 | else { | |
20 | fprintf(stderr, "usage: halt [ -n ]\n"); | |
21 | exit(1); | |
22 | } | |
23 | argc--, argv++; | |
24 | } | |
25 | syscall(55, howto); | |
26 | perror("reboot"); | |
27 | } |