135 lines
2.6 KiB
Bash
Executable file
135 lines
2.6 KiB
Bash
Executable file
#!/bin/sh
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#
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# This is a simple alternative to /usr/bin/lsb_release which
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# doesn't require python.
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#
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# If /etc/lsb-release exists then we use that to output data
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# in a compatible format to the original lsb_release utility.
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#
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# I consider this script trivial enough to be in the public-domain,
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# but any patches or suggestsions will be welcome.
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#
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# Steve
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# --
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#
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show_help() {
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cat << EOF
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Usage: lsb_release [options]
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Options:
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-h, --help show this help message and exit
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-i, --id show distributor ID
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-d, --description show description of this distribution
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-r, --release show release number of this distribution
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-c, --codename show code name of this distribution
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-a, --all show all of the above information
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-s, --short show requested information in short format
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EOF
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exit 0
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}
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#
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# Potential command-line options.
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#
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all=0
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codename=0
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description=0
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id=0
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release=0
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short=0
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version=0
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#
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# Process each argument, and set the appropriate flag
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# if we recognize it.
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#
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while :; do
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case $1 in
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-a|--all)
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all=1
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;;
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-c|--codename)
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codename=1
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;;
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-d|--description)
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description=1
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;;
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-h|--help)
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show_help
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break
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;;
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-i|--id)
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id=1
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;;
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-r|--release)
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release=1
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;;
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-s|--short)
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short=1
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;;
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-v|--version)
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version=1
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;;
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*)
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break
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esac
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shift
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done
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#
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# Read our variables.
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#
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if [ -e /etc/lsb-release ]; then
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. /etc/lsb-release
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else
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echo "/etc/lsb-release is not present. Aborting" >&2
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exit 1
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fi
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#
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# Now output the data - The order of these was chosen to match
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# what the original lsb_release used, and while I suspect it doesn't
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# matter I kept it the same.
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#
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if [ "$all" = "1" ] || [ "$id" = "1" ]; then
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if [ "$short" = "0" ]; then
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printf "Distributor ID:\t"
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fi
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echo $DISTRIB_ID
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fi
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if [ "$all" = "1" ] || [ "$description" = "1" ]; then
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if [ "$short" = "0" ]; then
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printf "Description:\t"
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fi
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echo $DISTRIB_DESCRIPTION
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fi
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if [ "$all" = "1" ] || [ "$release" = "1" ]; then
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if [ "$short" = "0" ]; then
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printf "Release:\t"
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fi
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echo $DISTRIB_RELEASE
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fi
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if [ "$all" = "1" ] || [ "$codename" = "1" ]; then
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if [ "$short" = "0" ]; then
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printf "Codename:\t"
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fi
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#
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# Codename comes from: VERSION="7 (wheezy)"
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#
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ver=$(echo $VERSION | awk '{print $2}' | tr -d \(\))
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echo "$DISTRIB_CODENAME"
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fi
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exit 0
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