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#!/bin/bash
#set -x -v
# MW. Lib search / show program
# usage liblook libname [text_to_find] [l_before] [l_after]
LIBPATH=/usr/local/lib
function trapper()
{
echo User break!
echo Exiting . . .
unset LIBPATH
exit 1
}
trap trapper SIGINT SIGQUIT
function operror()
{
echo Incorrect parameters: $*, $#
echo Usage: liblook libname [text_to_find] [l_before] [l_after]
unset LIBPATH
exit 2
}
function showlib()
{
if test -f $LIBPATH/$1; then
less $LIBPATH/$1; exit 0; fi
if test -f [C./$1; then
less ./$1; exit 0; fi
echo Searching $1 in ~/ . . .
less $(find ~/ -name $1)
}
function searchlib()
{
if test -f $LIBPATH/$1; then
echo File: $LIBNMAE; echo;
grep -B"$3" -A"$4" --ignore-case -e "$2" $LIBPATH/$LIBNAME1;
echo; exit 0; fi
if test -f ./$1; then
echo File: $1; echo;
grep -B"$3" -A"$4" --ignore-case -e "$2" ./$1;
echo; exit 0; fi
#if *.lib or sth like this
echo Searching $1 in ~/ . . .;echo;
if (grep -B"$3" -A"$4" --ignore-case -e "$2" $(find ~/ -name $1)); then
echo; exit 0; fi
echo Searching $1 in $LIBPATH;echo;
if (grep -B"$3" -A"$4" --ignore-case -e "$2" $(find $LIBPATH -name $1)); then
echo; exit 0; fi
}
# Main body
if test $# -lt 1 -o $# -gt 4; then operror $*; fi
case $# in
1) showlib $*;;
2) searchlib $1 $2 2 2;;
3) searchlib $1 $2 $3 2;;
4) searchlib $1 $2 $3 $4;;
esac
unset LIBPATH
exit 0
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