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28 lines
836 B
28 lines
836 B
#!/bin/sh
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[ "$ACTION" != "remove" ] || exit 0
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SANE_GROUP=scanner
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grep -q -E "^$SANE_GROUP:" /etc/group || exit 0
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grant() {
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echo "hotplug(usb/20-saned): Granting $1 to '$2' for group '$SANE_GROUP'" >/dev/kmsg
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chgrp "$SANE_GROUP" "$2"
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chmod "$1" "$2"
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}
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usblp_bind="/sys/bus/usb/drivers/usblp/bind"
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if [ "$DEVTYPE" = "usb_device" ]; then
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# Filter SANE known devices
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vendor_product="${PRODUCT%/*}"
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vendorid="$(printf '%04x' "0x0${vendor_product%/*}")"
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productid="$(printf '%04x' "0x0${vendor_product#*/}")"
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grep -s -x -F -q "$productid" "/usr/share/sane/$vendorid"-*.usbid || exit 0
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grant g+rw "/dev/$DEVNAME"
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elif [ "$DEVTYPE" = "usb_interface" ] && [ "$DRIVER" = 'usblp' ]; then
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# Needed by script /usr/bin/saned to rebind USB devices back to usblp after use
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if [ -e "$usblp_bind" ]; then
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grant g+w "$usblp_bind"
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fi
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fi
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