58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/reboot.h>
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#include <unistd.h>
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int reboot_main(int argc, char *argv[])
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{
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int ret;
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int nosync = 0;
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int poweroff = 0;
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opterr = 0;
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do {
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int c;
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c = getopt(argc, argv, "np");
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if (c == EOF) {
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break;
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}
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switch (c) {
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case 'n':
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nosync = 1;
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break;
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case 'p':
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poweroff = 1;
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break;
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case '?':
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fprintf(stderr, "usage: %s [-n] [-p] [rebootcommand]\n", argv[0]);
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exit(EXIT_FAILURE);
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}
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} while (1);
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if(argc > optind + 1) {
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fprintf(stderr, "%s: too many arguments\n", argv[0]);
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exit(EXIT_FAILURE);
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}
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if(!nosync)
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sync();
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if(poweroff)
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ret = __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_POWER_OFF, NULL);
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else if(argc > optind)
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ret = __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, argv[optind]);
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else
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ret = __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART, NULL);
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if(ret < 0) {
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perror("reboot");
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exit(EXIT_FAILURE);
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}
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fprintf(stderr, "reboot returned\n");
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return 0;
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}
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