Nuke trailing white space in several types of file.

nuke_trailing_white_space.sh

#! /bin/sh
echo "Nukes all trailing white space in *pt and *py and some other files."

FOR_REAL=0
if test $# -eq 1; then
    if test $1 = "-y"; then
        FOR_REAL=1
    fi
fi
if test $FOR_REAL -eq 1; then
    echo "This is for real."
else
    echo "This is NOT for real.  Use -y to really nuke the white space."
fi
for i in $(find . -type f -name '*p[yt]' -o -name '*.zcml' -o -name '*.xml'); do
    COUNT=$(grep -c "  *$" $i)
    if test $COUNT -ne 0; then
        if test $FOR_REAL -eq 1; then
            cat $i | sed "s|  *$||" > dummy
            mv dummy $i
        else
            echo "Will change: $COUNT $i"
        fi
    fi
done