Contents of /trunk/busybox/usbdisk_link.sh
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Revision 1233 -
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Fri Dec 10 22:49:20 2010 UTC (13 years, 5 months ago) by niro
File MIME type: application/x-sh
File size: 984 byte(s)
Fri Dec 10 22:49:20 2010 UTC (13 years, 5 months ago) by niro
File MIME type: application/x-sh
File size: 984 byte(s)
-tuned mdev.conf and process uevents (need initscripts with trigger_uevent support) -added mdev helpers -added rc script for syslogd, needed by dropbear
| 1 | #!/bin/sh |
| 2 | |
| 3 | # NOTE: since mdev -s only provide $MDEV, don't depend on any hotplug vars. |
| 4 | |
| 5 | current=$(readlink usbdisk) |
| 6 | |
| 7 | if [ "$current" = "$MDEV" ] && [ "$ACTION" = "remove" ]; then |
| 8 | rm -f usbdisk usba1 |
| 9 | fi |
| 10 | [ -n "$current" ] && exit |
| 11 | |
| 12 | if [ -e /sys/block/$MDEV ]; then |
| 13 | SYSDEV=$(readlink -f /sys/block/$MDEV/device) |
| 14 | # if /sys device path contains '/usb[0-9]' then we assume its usb |
| 15 | # also, if its an usb without partitions we require FAT |
| 16 | if [ "${SYSDEV##*/usb[0-9]}" != "$SYSDEV" ]; then |
| 17 | # do not create link if there is not FAT |
| 18 | dd if=/dev/$MDEV bs=512 count=1 2>/dev/null | strings | grep FAT >/dev/null || exit 0 |
| 19 | |
| 20 | ln -sf $MDEV usbdisk |
| 21 | # keep this for compat. people have it in fstab |
| 22 | ln -sf $MDEV usba1 |
| 23 | fi |
| 24 | |
| 25 | elif [ -e /sys/block/*/$MDEV ] ; then |
| 26 | PARENT=$(dirname /sys/block/*/$MDEV) |
| 27 | SYSDEV=$(readlink -f $PARENT/device) |
| 28 | if [ "${SYSDEV##*/usb[0-9]}" != "$SYSDEV" ]; then |
| 29 | ln -sf $MDEV usbdisk |
| 30 | # keep this for compat. people have it in fstab |
| 31 | ln -sf $MDEV usba1 |
| 32 | fi |
| 33 | fi |
| 34 |