74 lines
1.7 KiB
C
74 lines
1.7 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* openvt.c - open a vt to run a command.
|
|
*
|
|
* busyboxed by Quy Tonthat <quy@signal3.com>
|
|
* hacked by Tito <farmatito@tiscali.it>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
/* getopt not needed */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <fcntl.h>
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#include <ctype.h>
|
|
|
|
#include "busybox.h"
|
|
|
|
int openvt_main(int argc, char **argv)
|
|
{
|
|
int fd;
|
|
char vtname[sizeof(VC_FORMAT) + 2];
|
|
|
|
|
|
if (argc < 3) {
|
|
bb_show_usage();
|
|
}
|
|
/* check for Illegal vt number: < 1 or > 12 */
|
|
sprintf(vtname, VC_FORMAT, (int)bb_xgetlarg(argv[1], 10, 1, 12));
|
|
|
|
if (fork() == 0) {
|
|
/* leave current vt */
|
|
if (setsid() < 0) {
|
|
bb_perror_msg_and_die("setsid");
|
|
}
|
|
close(0); /* so that new vt becomes stdin */
|
|
|
|
/* and grab new one */
|
|
fd = bb_xopen(vtname, O_RDWR);
|
|
|
|
/* Reassign stdout and sterr */
|
|
dup2(fd, STDOUT_FILENO);
|
|
dup2(fd, STDERR_FILENO);
|
|
|
|
execvp(argv[2], &argv[2]);
|
|
_exit(1);
|
|
}
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
Local Variables:
|
|
c-file-style: "linux"
|
|
c-basic-offset: 4
|
|
tab-width: 4
|
|
End:
|
|
*/
|