| /* |
| * ctrlaltdel.c - Set the function of the Ctrl-Alt-Del combination |
| * Created 4-Jul-92 by Peter Orbaek <poe@daimi.aau.dk> |
| * 1999-02-22 Arkadiusz MiĆkiewicz <misiek@pld.ORG.PL> |
| * - added Native Language Support |
| */ |
| |
| #include <getopt.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <errno.h> |
| #include "linux_reboot.h" |
| #include "nls.h" |
| #include "c.h" |
| #include "closestream.h" |
| |
| static void __attribute__ ((__noreturn__)) usage(FILE * out) |
| { |
| fprintf(out, USAGE_HEADER); |
| fprintf(out, _(" %s <hard|soft>\n"), program_invocation_short_name); |
| fprintf(out, USAGE_OPTIONS); |
| fprintf(out, USAGE_HELP); |
| fprintf(out, USAGE_VERSION); |
| fprintf(out, USAGE_MAN_TAIL("ctrlaltdel(8)")); |
| exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| int ch; |
| static const struct option longopts[] = { |
| {"version", no_argument, NULL, 'V'}, |
| {"help", no_argument, NULL, 'h'}, |
| {NULL, 0, NULL, 0} |
| }; |
| |
| setlocale(LC_ALL, ""); |
| bindtextdomain(PACKAGE, LOCALEDIR); |
| textdomain(PACKAGE); |
| atexit(close_stdout); |
| |
| while ((ch = getopt_long(argc, argv, "Vh", longopts, NULL)) != -1) |
| switch (ch) { |
| case 'V': |
| printf(UTIL_LINUX_VERSION); |
| return EXIT_SUCCESS; |
| case 'h': |
| usage(stdout); |
| default: |
| usage(stderr); |
| } |
| |
| if (geteuid()) |
| errx(EXIT_FAILURE, |
| _("You must be root to set the Ctrl-Alt-Del behavior")); |
| |
| if (argc == 2 && !strcmp("hard", argv[1])) { |
| if (my_reboot(LINUX_REBOOT_CMD_CAD_ON) < 0) |
| err(EXIT_FAILURE, "reboot"); |
| } else if (argc == 2 && !strcmp("soft", argv[1])) { |
| if (my_reboot(LINUX_REBOOT_CMD_CAD_OFF) < 0) |
| err(EXIT_FAILURE, "reboot"); |
| } else { |
| usage(stderr); |
| } |
| |
| return EXIT_SUCCESS; |
| } |