Win: Attempt to move to Invoke(eval) from the deprecated execScript() method. execScript() is deprecated and does not seem to be able to return the result. This is the first attempt, it gets to Invoke() but Invoke() fails, it then falls back to the older execScript() so the failure is not visible.

#!/bin/sh
PLATFORM=`uname -s`

if [ $PLATFORM = "Darwin" ]
then
    mkdir -p dwtest.app/Contents/MacOS
    mkdir -p dwtest.app/Contents/Resources

    cp -f $1/mac/Info.plist dwtest.app/Contents
    cp -f $1/mac/PkgInfo dwtest.app/Contents
    cp -f dwtest dwtest.app/Contents/MacOS
fi