util-linux/sys-utils/ctrlaltdel.c

39 lines
807 B
C

/*
* ctrlaltdel.c - Set the function of the Ctrl-Alt-Del combination
* Created 4-Jul-92 by Peter Orbaek <poe@daimi.aau.dk>
* ftp://ftp.daimi.aau.dk/pub/linux/poe/
*/
#include <stdio.h>
#include <unistd.h>
#include <string.h>
int reboot(int magic, int magictoo, int flag);
int
main(int argc, char *argv[]) {
if(geteuid()) {
fprintf(stderr, "You must be root to set the Ctrl-Alt-Del behaviour.\n");
exit(1);
}
if(argc == 2 && !strcmp("hard", argv[1])) {
if(reboot(0xfee1dead, 672274793, 0x89abcdef) < 0) {
perror("ctrlaltdel: reboot");
exit(1);
}
} else if(argc == 2 && !strcmp("soft", argv[1])) {
if(reboot(0xfee1dead, 672274793, 0) < 0) {
perror("ctrlaltdel: reboot");
exit(1);
}
} else {
fprintf(stderr, "Usage: ctrlaltdel hard|soft\n");
exit(1);
}
exit(0);
}