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32 lines
805 B
32 lines
805 B
8 years ago
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#!/bin/false
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for path in $(find /sys/devices -name "$MDEV" 2>/dev/null); do
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DEVPATH=${path#/sys}
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done
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MODALIAS=$(cat /sys${DEVPATH}/modalias 2>/dev/null)
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parse_interface () {
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printf '%d/%d/%d' $(sed 's/.*dp[0-F]\{2\}//;s/[iscp]\+/ 0x/g')
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}
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parse_type () {
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printf '%d/%d/%d' $(sed 's/.*d[0-9]\{4\}//;s/ic.*//;s/[dscp]\+/ 0x/g')
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}
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parse_product () {
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sed 's!^usb:\(.*\)dc.*!\1!;s![vpd]!/!g;s!/0\{1,3\}!/!g;s!^/!!;y!ABCDEF!abcdef!'
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}
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TYPE=$(echo $MODALIAS | parse_type)
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PRODUCT=$(echo $MODALIAS | parse_product)
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INTERFACE=$(echo $MODALIAS | parse_interface)
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for var in DEVPATH MODALIAS TYPE PRODUCT INTERFACE; do
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if [ -z "$(eval "echo \$${var}")" ]; then
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8 years ago
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LOGERROR "Could not set uevent environment variable $var"
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8 years ago
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exit 1
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fi
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done
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unset path var
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unset -f parse_type parse_interface parse_product
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