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