mirror of
https://github.com/sheumann/hush.git
synced 2024-12-27 16:31:24 +00:00
60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/*
|
|
* eject implementation for busybox
|
|
*
|
|
* Copyright (C) 2004 Peter Willis <psyphreak@phreaker.net>
|
|
*
|
|
* 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
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* This is a simple hack of eject based on something Erik posted in #uclibc.
|
|
* Most of the dirty work blatantly ripped off from cat.c =)
|
|
*/
|
|
|
|
#include <fcntl.h>
|
|
#include <sys/ioctl.h>
|
|
#include <unistd.h>
|
|
#include <sys/mount.h>
|
|
#include <mntent.h>
|
|
#include "busybox.h"
|
|
|
|
/* various defines swiped from linux/cdrom.h */
|
|
#define CDROMCLOSETRAY 0x5319 /* pendant of CDROMEJECT */
|
|
#define CDROMEJECT 0x5309 /* Ejects the cdrom media */
|
|
#define DEFAULT_CDROM "/dev/cdrom"
|
|
|
|
extern int eject_main(int argc, char **argv)
|
|
{
|
|
unsigned long flags;
|
|
char *device;
|
|
struct mntent *m;
|
|
|
|
flags = bb_getopt_ulflags(argc, argv, "t");
|
|
device=argv[optind] ? : DEFAULT_CDROM;
|
|
|
|
if((m = find_mount_point(device, bb_path_mtab_file))) {
|
|
if(umount(m->mnt_dir))
|
|
bb_error_msg_and_die("Can't umount");
|
|
else if(ENABLE_FEATURE_MTAB_SUPPORT) erase_mtab(m->mnt_fsname);
|
|
}
|
|
if (ioctl(bb_xopen( device, (O_RDONLY | O_NONBLOCK)),
|
|
( flags ? CDROMCLOSETRAY : CDROMEJECT)))
|
|
{
|
|
bb_perror_msg_and_die(device);
|
|
}
|
|
return(EXIT_SUCCESS);
|
|
}
|