54 lines
917 B
Bash
54 lines
917 B
Bash
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#!/bin/sh
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#
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# whatis/apropos 1.3 - search whatis(5) database for commands
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# Author: Kees J. Bot
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# BUGS
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# whatis file must be as if created by makewhatis(8).
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#
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# This version includes a fix by Michael Haardt originally posted to
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# comp.os.minix in July 1999. Fixes for grep provided by Michael in May
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# 1999 caused whatis to break, this is now fixed. (ASW 2004-12-12)
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all='exit 0'
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case "$1" in
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-a) all="found='exit 0'"
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shift
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esac
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case $#:$0 in
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1:*whatis)
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;;
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1:*apropos)
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all="found='exit 0'"
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;;
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*) echo "Usage: `basename $0` [-a] <keyword>" >&2
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exit 1
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esac
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IFS=":$IFS"
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MANPATH="${MANPATH-/usr/local/man:/usr/man}"
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found=
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for m in $MANPATH
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do
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for w in $m/whatis
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do
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test -f $w || continue
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case $0 in
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*whatis)
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grep '^\('$1'\|[^(]* '$1'\)[ ,][^(]*(' $w && eval $all
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;;
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*apropos)
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grep -i "$1" $w && eval $all
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esac
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done
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done
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$found
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echo "`basename $0`: $1: not found" >&2
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exit 1
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