#!/bin/bash

while true ; do
  case "$1" in
    -A|-B) fgargs="$fgargs $1 $2" ; shift ; shift ;;
    -*) fgargs="$fgargs $1" ; shift ;;
    *) break ;;
  esac
done

if test $# = 1; then
    locn="."
    seltype="-type"
    selarg="f"
    pat="$1"
elif test $# = 2; then
    locn="."
    seltype="-name"
    selarg="$1"
    pat="$2"
elif test $# = 3; then
    locn="$1"
    seltype="-name"
    selarg="$2"
    pat="$3"
else
    prog="`basename $0`"
    echo "USAGE: $prog  [[START-DIR]  FILE-MATCH-PATTERN]  STRING-TO-FIND"
    exit 1
fi

find "$locn" -name .svn -prune -a -type f -o "$seltype" "$selarg" -print0 | xargs -0 fgrep $fgargs -e "$pat"