/*
* disalloc.c - aeb - 940501 - Disallocate virtual terminal(s)
* Renamed deallocvt.
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <fcntl.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <linux/vt.h>
#include "getfd.h"
#include "nls.h"
#include "version.h"
#include "kbd_error.h"
int
main(int argc, char *argv[]) {
int fd, num, i;
if (argc < 1) /* unlikely */
return EXIT_FAILURE;
set_progname(argv[0]);
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE_NAME, LOCALEDIR);
textdomain(PACKAGE_NAME);
if (argc == 2 && !strcmp(argv[1], "-V"))
print_version_and_exit();
for (i = 1; i < argc; i++) {
if (!isdigit(argv[i][0])) {
fprintf(stderr, _("%s: unknown option\n"), progname);
return EXIT_FAILURE;
}
}
fd = getfd(NULL);
if (argc == 1) {
/* deallocate all unused consoles */
if (ioctl(fd,VT_DISALLOCATE,0)) {
kbd_error(EXIT_FAILURE, errno, "ioctl VT_DISALLOCATE");
}
} else for (i = 1; i < argc; i++) {
num = atoi(argv[i]);
if (num == 0) {
kbd_error(EXIT_FAILURE, 0, _("0: illegal VT number\n"));
} else if (num == 1) {
kbd_error(EXIT_FAILURE, 0, _("VT 1 is the console and cannot be deallocated\n"));
} else if (ioctl(fd,VT_DISALLOCATE,num)) {
kbd_error(EXIT_FAILURE, errno, _("could not deallocate console %d: "
"ioctl VT_DISALLOCATE"), num);
}
}
exit(0);
}