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	ctrlaltdel.c - ubase - suckless linux base utils
	git clone git://git.suckless.org/ubase
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	---
	ctrlaltdel.c (655B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include <sys/syscall.h>
	3
	4 #include <stdio.h>
	5 #include <unistd.h>
	6
	7 #include "reboot.h"
	8 #include "util.h"
	9
	10 static void
	11 usage(void)
	12 {
	13 eprintf("usage: %s -h \| -s\n", argv0);
	14 }
	15
	16 int
	17 main(int argc, char *argv[])
	18 {
	19 int hflag = 0, sflag = 0, cmd;
	20
	21 ARGBEGIN {
	22 case 'h':
	23 hflag = 1;
	24 break;
	25 case 's':
	26 sflag = 1;
	27 break;
	28 default:
	29 usage();
	30 } ARGEND;
	31
	32 if (argc \|\| !(hflag ^ sflag))
	33 usage();
	34
	35 cmd = hflag ? LINUX_REBOOT_CMD_CAD_ON : LINUX_REBOOT_CMD_CAD_OFF;
	36
	37 if (syscall(__NR_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC…
	38 cmd, NULL) < 0)
	39 eprintf("reboot:");
	40
	41 return 0;
	42 }