diff options
Diffstat (limited to 'poky/meta/recipes-core/busybox/files/mdev-mount.sh')
| -rw-r--r-- | poky/meta/recipes-core/busybox/files/mdev-mount.sh | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/poky/meta/recipes-core/busybox/files/mdev-mount.sh b/poky/meta/recipes-core/busybox/files/mdev-mount.sh new file mode 100644 index 000000000..b4385a157 --- /dev/null +++ b/poky/meta/recipes-core/busybox/files/mdev-mount.sh @@ -0,0 +1,63 @@ +#!/bin/sh +MDEV_AUTOMOUNT=y +MDEV_AUTOMOUNT_ROOT=/run/media +[ -f /etc/default/mdev ] && . /etc/default/mdev +if [ "${MDEV_AUTOMOUNT}" = "n" ] ; then + exit 0 +fi + +case "$ACTION" in + add|"") + ACTION="add" + # check if already mounted + if grep -q "^/dev/${MDEV} " /proc/mounts ; then + # Already mounted + exit 0 + fi + DEVBASE=`expr substr $MDEV 1 3` + if [ "${DEVBASE}" = "mmc" ] ; then + DEVBASE=`expr substr $MDEV 1 7` + fi + # check for "please don't mount it" file + if [ -f "/dev/nomount.${DEVBASE}" ] ; then + # blocked + exit 0 + fi + # check for full-disk partition + if [ "${DEVBASE}" = "${MDEV}" ] ; then + if [ -d /sys/block/${DEVBASE}/${DEVBASE}*1 ] ; then + # Partition detected, just quit + exit 0 + fi + if [ ! -f /sys/block/${DEVBASE}/size ] ; then + # No size at all + exit 0 + fi + if [ "`cat /sys/block/${DEVBASE}/size`" = "0" ] ; then + # empty device, bail out + exit 0 + fi + fi + # first allow fstab to determine the mountpoint + if ! mount /dev/$MDEV > /dev/null 2>&1 + then + MOUNTPOINT="${MDEV_AUTOMOUNT_ROOT}/$MDEV" + mkdir -p "$MOUNTPOINT" + mount -t auto /dev/$MDEV "$MOUNTPOINT" + fi + ;; + remove) + MOUNTPOINT=`grep "^/dev/$MDEV\s" /proc/mounts | cut -d' ' -f 2` + if [ ! -z "$MOUNTPOINT" ] + then + umount "$MOUNTPOINT" + rmdir "$MOUNTPOINT" + else + umount /dev/$MDEV + fi + ;; + *) + # Unexpected keyword + exit 1 + ;; +esac |
