Changes to `ersatz/pil` for Cygwin/WIndows.

ersatz-pil-cygwin.sh

#!/bin/sh
# 29nov10abu

# Values for the civilized world.
_here="${0%/*}"
_cpsep=":"

# Values for the barbarian world.
#
# If on Windows (Cygwin, really), you're probably using a Windows
# native `java` which has `;` for the path separator.  Why?  Because
# Windows has to be different / keep to the old CP/M way (?).  Also,
# convert file paths to native Windows (cygpath).
if [ "$(uname -o)" == "Cygwin" ]; then
  _here="$(cygpath -m "${_here}")"
  _cpsep=";"
fi

# Build the CLASSPATH ("cp") here.  It looks uglier than before but it
# should work on all systems, civilized and barbarian.
_cp=".${_cpsep}tmp${_cpsep}${_here}/picolisp.jar"

# Run Ersatz PicoLisp
exec java -DPID=$$ -cp ${_cp} PicoLisp ${_here}/lib.l "$@"