#!/bin/bash

PORTPATH=$(port dir gsocdummy 2>/dev/null)
if [[ ! $PORTPATH ]]; then echo "Error: can't find gsoc-dummy port directory"; exit 1; fi 
read _ revision <<< $(cat "$PORTPATH"/Portfile | grep revision)
echo -n "Switching gsocdummy from revision "
cd "$PORTPATH"
if [[ $revision = 0 ]]; then
    echo "0 to 1"
    sed -e 's,\(revision[ ]*\)0,\11,' -i '' Portfile
else
    echo "1 to 0"
    sed -e 's,\(revision[ ]*\)1,\10,' -i '' Portfile
fi
#cp Portfile Portfile.backup
#mv NewPortfile Portfile