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authorGravatar Denis Vlasenko <vda.linux@googlemail.com>2006-10-02 20:49:25 +0000
committerGravatar Denis Vlasenko <vda.linux@googlemail.com>2006-10-02 20:49:25 +0000
commit2e864cd21938eae6365b925dac1e1c29a94a0d20 (patch)
treec7ea4df8c4a4d853db74423fcca0774f6ae8e40d /miscutils/eject.c
parent546cd1881a1501923badf55b2c9f53f191c3f8d6 (diff)
downloadbusybox-2e864cd21938eae6365b925dac1e1c29a94a0d20.tar.gz
busybox-2e864cd21938eae6365b925dac1e1c29a94a0d20.tar.bz2
eject: -T (implements single button open/close)
Diffstat (limited to 'miscutils/eject.c')
-rw-r--r--miscutils/eject.c29
1 files changed, 22 insertions, 7 deletions
diff --git a/miscutils/eject.c b/miscutils/eject.c
index 282090d38..272d95980 100644
--- a/miscutils/eject.c
+++ b/miscutils/eject.c
@@ -21,25 +21,40 @@
#define CDROMEJECT 0x5309 /* Ejects the cdrom media */
#define DEFAULT_CDROM "/dev/cdrom"
+#define FLAG_CLOSE 1
+#define FLAG_SMART 2
+
int eject_main(int argc, char **argv)
{
unsigned long flags;
char *device;
struct mntent *m;
+ int dev;
- flags = bb_getopt_ulflags(argc, argv, "t");
+ /*bb_opt_complementally = "t--T:T--t";*/
+ flags = bb_getopt_ulflags(argc, argv, "tT");
device = argv[optind] ? : DEFAULT_CDROM;
- if ((m = find_mount_point(device, bb_path_mtab_file))) {
+ m = find_mount_point(device, bb_path_mtab_file);
+ if (m) {
if (umount(m->mnt_dir)) {
- bb_error_msg_and_die("Can't umount");
+ bb_error_msg_and_die("can't umount");
} else if (ENABLE_FEATURE_MTAB_SUPPORT) {
erase_mtab(m->mnt_fsname);
}
}
- if (ioctl(xopen(device, (O_RDONLY | O_NONBLOCK)),
- (flags ? CDROMCLOSETRAY : CDROMEJECT))) {
- bb_perror_msg_and_die("%s", device);
+
+ dev = xopen(device, O_RDONLY|O_NONBLOCK);
+
+ if (flags & FLAG_CLOSE) goto close_tray;
+
+ if (ioctl(dev, CDROMEJECT)) {
+close_tray:
+ if (ioctl(dev, CDROMCLOSETRAY))
+ bb_perror_msg_and_die("%s", device);
}
- return (EXIT_SUCCESS);
+
+ if (ENABLE_FEATURE_CLEAN_UP) close(dev);
+
+ return EXIT_SUCCESS;
}