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author | Jory A. Pratt <anarchy@gentoo.org> | 2012-10-08 12:12:52 -0500 |
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committer | Jory A. Pratt <anarchy@gentoo.org> | 2012-10-08 12:12:52 -0500 |
commit | 73ea099b69161647e2b7fbc90918b89ef6617e87 (patch) | |
tree | 2e15330d20cf7bb91ce7884b6a2a687725a59355 /sys-apps/busybox/files/mdev/usbdev | |
parent | Update for private browsing issues (diff) | |
download | anarchy-73ea099b69161647e2b7fbc90918b89ef6617e87.tar.gz anarchy-73ea099b69161647e2b7fbc90918b89ef6617e87.tar.bz2 anarchy-73ea099b69161647e2b7fbc90918b89ef6617e87.zip |
Basic busy hack until fix in tree to support libselinux-2.1.12
Diffstat (limited to 'sys-apps/busybox/files/mdev/usbdev')
-rw-r--r-- | sys-apps/busybox/files/mdev/usbdev | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/sys-apps/busybox/files/mdev/usbdev b/sys-apps/busybox/files/mdev/usbdev new file mode 100644 index 0000000..ea5b915 --- /dev/null +++ b/sys-apps/busybox/files/mdev/usbdev @@ -0,0 +1,62 @@ +#!/bin/sh + +# script is buggy; until patched just do exit 0 +#exit 0 + +# add zeros to device or bus +add_zeros () { + case "$(echo $1 | wc -L)" in + 1) echo "00$1" ;; + 2) echo "0$1" ;; + *) echo "$1" + esac + exit 0 +} + + +# bus and device dirs in /sys +USB_PATH=$(echo $MDEV | sed -e 's/usbdev\([0-9]\).[0-9]/usb\1/') +USB_PATH=$(find /sys/devices -type d -name "$USB_PATH") +USB_DEV_DIR=$(echo $MDEV | sed -e 's/usbdev\([0-9]\).\([0-9]\)/\1-\2/') + +# dir names in /dev +BUS=$(add_zeros $(echo $MDEV | sed -e 's/^usbdev\([0-9]\).[0-9]/\1/')) +USB_DEV=$(add_zeros $(echo $MDEV | sed -e 's/^usbdev[0-9].\([0-9]\)/\1/')) + + +# try to load the proper driver for usb devices +case "$ACTION" in + add|"") + # load usb bus driver + for i in $USB_PATH/*/modalias ; do + modprobe `cat $i` 2>/dev/null + done + # load usb device driver if existent + if [ -d $USB_PATH/$USB_DEV_DIR ]; then + for i in $USB_PATH/$USB_DEV_DIR/*/modalias ; do + modprobe `cat $i` 2>/dev/null + done + fi + # move usb device file + mkdir -p bus/usb/$BUS + mv $MDEV bus/usb/$BUS/$USB_DEV + ;; + remove) + # unload device driver, if device dir is existent + if [ -d $USB_PATH/$USB_DEV_DIR ]; then + for i in $USB_PATH/$USB_DEV_DIR/*/modalias ; do + modprobe -r `cat $i` 2>/dev/null + done + fi + # unload usb bus driver. Does this make sense? + # what happens, if two usb devices are plugged in + # and one is removed? + for i in $USB_PATH/*/modalias ; do + modprobe -r `cat $i` 2>/dev/null + done + # remove device file and possible empty dirs + rm -f bus/usb/$BUS/$USB_DEV + rmdir bus/usb/$BUS/ 2>/dev/null + rmdir bus/usb/ 2>/dev/null + rmdir bus/ 2>/dev/null +esac |