* Most of the dirty work blatantly ripped off from cat.c =)
*/
+//usage:#define eject_trivial_usage
+//usage: "[-t] [-T] [DEVICE]"
+//usage:#define eject_full_usage "\n\n"
+//usage: "Eject DEVICE or default /dev/cdrom\n"
+//usage: IF_FEATURE_EJECT_SCSI(
+//usage: "\n -s SCSI device"
+//usage: )
+//usage: "\n -t Close tray"
+//usage: "\n -T Open/close tray (toggle)"
+
#include <sys/mount.h>
#include "libbb.h"
+#if ENABLE_FEATURE_EJECT_SCSI
/* Must be after libbb.h: they need size_t */
-#include "fix_u32.h"
-#include <scsi/sg.h>
-#include <scsi/scsi.h>
-
-/* various defines swiped from linux/cdrom.h */
-#define CDROMCLOSETRAY 0x5319 /* pendant of CDROMEJECT */
-#define CDROMEJECT 0x5309 /* Ejects the cdrom media */
-#define CDROM_DRIVE_STATUS 0x5326 /* Get tray position, etc. */
-/* drive status possibilities returned by CDROM_DRIVE_STATUS ioctl */
-#define CDS_TRAY_OPEN 2
+# include "fix_u32.h"
+# include <scsi/sg.h>
+# include <scsi/scsi.h>
+#endif
#define dev_fd 3
/* Code taken from the original eject (http://eject.sourceforge.net/),
* refactored it a bit for busybox (ne-bb@nicoerfurth.de) */
+#if ENABLE_FEATURE_EJECT_SCSI
static void eject_scsi(const char *dev)
{
- static const char sg_commands[3][6] = {
+ static const char sg_commands[3][6] ALIGN1 = {
{ ALLOW_MEDIUM_REMOVAL, 0, 0, 0, 0, 0 },
{ START_STOP, 0, 0, 0, 1, 0 },
{ START_STOP, 0, 0, 0, 2, 0 }
/* force kernel to reread partition table when new disc is inserted */
ioctl(dev_fd, BLKRRPART);
}
+#else
+# define eject_scsi(dev) ((void)0)
+#endif
+
+/* various defines swiped from linux/cdrom.h */
+#define CDROMCLOSETRAY 0x5319 /* pendant of CDROMEJECT */
+#define CDROMEJECT 0x5309 /* Ejects the cdrom media */
+#define CDROM_DRIVE_STATUS 0x5326 /* Get tray position, etc. */
+/* drive status possibilities returned by CDROM_DRIVE_STATUS ioctl */
+#define CDS_TRAY_OPEN 2
#define FLAG_CLOSE 1
#define FLAG_SMART 2