run fsharp/F# in Cygwin

runfsi.fsx

#!/usr/bin/bash

FSI="/cygdrive/c/fsharp/FSharp-2.0.0.0/bin/fsi.exe"

FLAGS="--nologo"

if [[ $# -eq 0 ]]
then
   exec "$FSI" "$FLAGS"

elif [[ $# -eq 1 && -r "$1" ]]
then
   exec "$FSI" "$FLAGS" "$(cygpath -w "$1")"
   # possibly: replace every valid UNIX file path with a Windows one
   # leaving other arguments untouched
else
   echo "Usage: runfsi SOURCEFILE"
   exit 1

fi