#!/bin/sh

echo "This script will update your shell profile when the 'bin' directory"
echo "of python is not early enough of the PATH of your shell."
echo "These changes will be effective only in shell windows that you open"
echo "after running this script."

PYVER=@PYVER@
PYTHON_ROOT="/Library/Frameworks/Python.framework/Versions/@PYVER@"

if [ `id -ur` = 0 ]; then
	# Run from the installer, do some trickery to fetch the information
	# we need.
	theShell="`finger $USER | grep Shell: | head -1 | awk '{ print $NF }'`"

else
theShell="${SHELL}"
fi

# Make sure the directory ${PYTHON_ROOT}/bin is on the users PATH.
BSH="`basename "${theShell}"`"
case "${BSH}" in
bash|ksh|sh|*csh|zsh)
	if [ `id -ur` = 0 ]; then
P=`su - ${USER} -c 'echo A-X-4-X@@$PATH@@X-4-X-A' | grep 'A-X-4-X@@.*@@X-4-X-A' | sed -e 's/^A-X-4-X@@//g' -e 's/@@X-4-X-A$//g'`
	else
P="`(exec -l ${theShell} -c 'echo $PATH')`"
	fi
	;;
*)
	echo "Sorry, I don't know how to patch $BSH shells"
	exit 0
	;;
esac

# Now ensure that our bin directory is on $P and before /usr/bin at that
for elem in `echo $P | tr ':' ' '`
do
	if [ "${elem}" = "${PYTHON_ROOT}/bin" ]; then
echo "All right, you're a python lover already"
		exit 0
	elif [ "${elem}" = "/usr/bin" ]; then
break
fi
done

echo "${PYTHON_ROOT}/bin is not on your PATH or at least not early enough"
case "${BSH}" in
*csh)
	if [ -f "${HOME}/.tcshrc" ]; then
RC="${HOME}/.tcshrc"
	else
RC="${HOME}/.cshrc"
	fi
	# Create backup copy before patching
	if [ -f "${RC}" ]; then
cp -fp "${RC}" "${RC}.pysave"
	fi
echo "" >> "${RC}"
	echo "# Setting PATH for Python ${PYVER}" >> "${RC}"
	echo "# The original version is saved in .cshrc.pysave" >> "${RC}"
	echo "set path=(${PYTHON_ROOT}/bin "'$path'")" >> "${RC}"
	if [ `id -ur` = 0 ]; then
chown "${USER}" "${RC}"
	fi
exit 0
	;;
bash)
	if [ -e "${HOME}/.bash_profile" ]; then
PR="${HOME}/.bash_profile"
	elif [ -e "${HOME}/.bash_login" ]; then
PR="${HOME}/.bash_login"
	elif [ -e "${HOME}/.profile" ]; then
PR="${HOME}/.profile"
	else
PR="${HOME}/.bash_profile"
	fi
	;;
zsh)
 PR="${HOME}/.zprofile"
 ;;
*sh)
	PR="${HOME}/.profile"
	;;
esac

# Create backup copy before patching
if [ -f "${PR}" ]; then
cp -fp "${PR}" "${PR}.pysave"
fi
echo "" >> "${PR}"
echo "# Setting PATH for Python ${PYVER}" >> "${PR}"
echo "# The original version is saved in `basename ${PR}`.pysave" >> "${PR}"
echo 'PATH="'"${PYTHON_ROOT}/bin"':${PATH}"' >> "${PR}"
echo 'export PATH' >> "${PR}"
if [ `id -ur` = 0 ]; then
chown "${USER}" "${PR}"
fi
exit 0