Ticket #3376: lgrep

#!/bin/sh

usage() {
    echo `basename $0` \[-V\] \<symbol\>
    echo \- list files containing \<symbol\>
    echo "  -V lists also directories searched"
    echo ""
    echo `basename $0` -h
    echo \- Show this help
    exit 0
}

if [ "$1" == "-V" ]; then
    VERBOSE=1
    shift
else
    VERBOSE=0
fi

if [ "$1" == "-h" ]; then
    usage
fi

if [ "x$1" == "x" ]; then
    usage
fi

LPATH=`echo $LIBRARY_PATH|sed "s|%A/lib:||"`
[ -d ./lib ] && LPATH="./lib:$LPATH" || true
LPATH=`echo $LPATH|sed "s/:/ /g"`
TEMPFILE=/boot/var/tmp/`basename $0`.$PPID
for libdir in `echo $LPATH`; do
    if [ "$VERBOSE" == "1" ]; then
        echo Searching in \"$libdir\"...
    fi
    for lib in $libdir/*.so ; do
        echo "[ $lib ]" > $TEMPFILE
        (nm -D $lib 2>/dev/null)|grep $1 >> $TEMPFILE
        LINES=`wc -l $TEMPFILE | awk '{ print $1; }'`
        if [ "$LINES" != "1" ]; then 
            cat $TEMPFILE
        fi
    done
done
rm -f $TEMPFILE