#!/bin/sh
# about: searches man pages text for reference
echo "about <subject> {section} finds <subject> in man pages or {section}"
echo "(assumes SCO Unix 3.2 2)"
echo " "
echo "(C)opyright 1991 Lawrence & Clark, Inc"
echo "(617) 762-0707"
if [ "$1" = "" ]
then
exit
fi
eval flist=/usr/man/cat.${2:-"*"}
echo "(delete to exit)"
nomatch=15 # so that something shows while searching...
for h in $flist
do
echo "Searching $h"
for i in $h/*
do
file=`basename $i`
section=`echo $i | sed "s/.*cat.\([A-Z]*\).*/\1 .../"`
if [ `expr $file : '.*\.Z'` != 0 ] # expecting packed files
then
looker=zcat
else
looker=cat
fi
# find a match, if any
line=`$looker $i | col -b | grep -ny "$1"`
# This is just so you know it didn't die...
nomatch=`expr $nomatch + 1`
if [ $nomatch -gt 15 ]
then
nomatch=1
echo -n "Examining "
echo $section
fi
# If we have a match, display it in context
if [ "$line" != "" ]
then
nomatch=1
line=`expr "$line" : "\([0-9]*\):.*"`
first=`expr $line - 3`
last=`expr $line + 3`
if [ $first -lt "1" ]
then
first=1
fi
# First couple of lines ...
eval $looker $i | head -4
# Now show it in context
echo "----- \"$1 \" found in context:"
eval $looker $i | sed -n "$first,${last}p"
echo "-----"
echo "Read Man Entry? s to advance section,p to print"
read choice
case $choice in
[yY]) eval $looker $i | col -b | pg ;;
[pP]) eval $looker $i | col -b | lpr ;;
[sS]) break ;;
*) : ;;
esac
# reset counter so we don't look dead..
nomatch=15
fi
done
done
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