Last change
on this file since 1056 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
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File size:
1.0 KB
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Rev | Line | |
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[821] | 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * openvt.c - open a vt to run a command.
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| 4 | *
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| 5 | * busyboxed by Quy Tonthat <quy@signal3.com>
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| 6 | * hacked by Tito <farmatito@tiscali.it>
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| 7 | *
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| 8 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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| 9 | */
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| 10 |
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| 11 | /* getopt not needed */
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| 12 |
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| 13 | #include <stdio.h>
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| 14 | #include <stdlib.h>
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| 15 | #include <unistd.h>
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| 16 | #include <fcntl.h>
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| 17 | #include <string.h>
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| 18 | #include <sys/types.h>
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| 19 | #include <ctype.h>
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| 20 |
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| 21 | #include "busybox.h"
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| 22 |
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| 23 | int openvt_main(int argc, char **argv)
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| 24 | {
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| 25 | int fd;
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| 26 | char vtname[sizeof(VC_FORMAT) + 2];
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| 27 |
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| 28 |
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| 29 | if (argc < 3) {
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| 30 | bb_show_usage();
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| 31 | }
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| 32 | /* check for Illegal vt number: < 1 or > 12 */
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| 33 | sprintf(vtname, VC_FORMAT, (int)bb_xgetlarg(argv[1], 10, 1, 12));
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| 34 |
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| 35 | if (fork() == 0) {
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| 36 | /* leave current vt */
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| 37 | if (setsid() < 0) {
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| 38 | bb_perror_msg_and_die("setsid");
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| 39 | }
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| 40 | close(0); /* so that new vt becomes stdin */
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| 41 |
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| 42 | /* and grab new one */
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| 43 | fd = bb_xopen(vtname, O_RDWR);
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| 44 |
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| 45 | /* Reassign stdout and sterr */
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| 46 | dup2(fd, STDOUT_FILENO);
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| 47 | dup2(fd, STDERR_FILENO);
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| 48 |
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| 49 | execvp(argv[2], &argv[2]);
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| 50 | _exit(1);
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| 51 | }
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| 52 | return EXIT_SUCCESS;
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| 53 | }
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