Unix like shell - find_keywords

1. #!/bin/sh
2. if [ "xx$2" != "xx" ] && [ -e $2 ]; then
3.     echo finding $1 in $2
4.     if [ "xx$WINDIR" != "xx" ]; then
5.         grep -lr $1 $2 | sed 's~/~\\~g' | sed 's~^\\\(\w\)\\~\U\1:\\~g'
6.     else
7.         grep -lr $1 $2
8.     fi
9. else
10.     echo first param must be search string
11.     echo second param must be full path
12. fi