diff options
Diffstat (limited to 'sys-utils/ctrlaltdel.c')
| -rw-r--r-- | sys-utils/ctrlaltdel.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/sys-utils/ctrlaltdel.c b/sys-utils/ctrlaltdel.c new file mode 100644 index 0000000..2ad56a1 --- /dev/null +++ b/sys-utils/ctrlaltdel.c @@ -0,0 +1,69 @@ +/* + * 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 Mi¶kiewicz <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 behaviour")); + + 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; +} |