21 lines
398 B
Bash
21 lines
398 B
Bash
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#!/bin/sh
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# a script to help weed out duplicate packages
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# contained in package lists given as arguments
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#
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# Requires: libshell
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. /bin/shell-quote
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sort "$@" \
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| grep -v '^ *#' \
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| sed -s 's,[ ]\+, ,g' \
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| grep -v '^ *$' \
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| uniq -cd \
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| while read num str; do
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echo -n "$str: $num ";
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pattern="`quote_sed_regexp "$str"`"
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grep -l "^$pattern$" "$@" | tr '\n' ' '
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echo
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done \
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| sort -rn -t: -k2
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