#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
+#include <getopt.h>
#include <linux/vt.h>
+#include <linux/serial.h>
#include "getfd.h"
#include "nls.h"
+#include "version.h"
+
+static void usage(void)
+{
+ fprintf(stderr, _("%s version %s\n"
+"\n"
+"Usage: %s [options]\n"
+"\n"
+"Valid options are:\n"
+"\n"
+" -h --help display this help text\n"
+" -V --version display this help text\n"
+" -n --next-available display next unallocated VT\n"),
+ progname, VERSION, progname);
+ exit(1);
+}
int
main(int argc, char **argv){
- int fd;
struct vt_stat vtstat;
+ int fd, vtno = -1, c, show_vt = 0;
+ struct serial_struct sr;
+ const struct option long_opts[] = {
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, 'V' },
+ { "next-available", no_argument, NULL, 'n' },
+ { NULL, 0, NULL, 0 } };
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
+ set_progname(argv[0]);
+ while (( c = getopt_long (argc, argv, "Vhn", long_opts, NULL)) != EOF) {
+ switch (c) {
+ case 'h':
+ usage();
+ exit (0);
+ case 'n':
+ show_vt = 1;
+ break;
+ case 'V':
+ print_version_and_exit();
+ break;
+ case '?':
+ usage();
+ exit(1);
+ }
+ }
+
fd = getfd(NULL);
- if (ioctl(fd, VT_GETSTATE, &vtstat)) {
- perror("fgconsole: VT_GETSTATE");
- exit(1);
+ if (show_vt) {
+ if ((ioctl(fd, VT_OPENQRY, &vtno) < 0) || vtno == -1) {
+ perror (_("Couldn't read VTNO: "));
+ exit(2);
+ }
+ printf ("%d\n", vtno);
+ exit(0);
+ }
+
+ if (ioctl(fd, TIOCGSERIAL, &sr) == 0) {
+ printf ("serial\n");
+ exit (0);
}
+
+ if (ioctl(fd, VT_GETSTATE, &vtstat))
+ {
+ perror("fgconsole: VT_GETSTATE");
+ exit(1);
+ }
printf("%d\n", vtstat.v_active);
return 0;
}