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#!/bin/sh
# Uninstaller script for GHC.framework
# (currently only for system volume installations)
INSTALL_DEST=/Library/Frameworks
INSTALL_BASE=/
# Turn off things that might make /usr/bin/ls give funky output
unset CLICOLOR
unset CLICOLOR_FORCE
unset LSCOLORS
if [ ${INSTALL_BASE} = / ]; then
INSTALL_BASE=/usr
fi
INSTALL_BIN=${INSTALL_BASE}/bin
INSTALL_MAN1=${INSTALL_BASE}/share/man/man1
INSTALL_HTML=${INSTALL_BASE}/share/doc
if [ ! -x ${INSTALL_DEST}/GHC.framework ]; then
echo "${INSTALL_DEST}/GHC.framework does not exit"
exit 1
fi
if [ ${USER} != root ]; then
echo "GHC.framework installer must be run with admin privileges"
echo "Prefix command by 'sudo'"
exit 1
fi
FRAMEWORK_DIRECTORY="$INSTALL_DEST/GHC.framework"
VERSIONS_DIRECTORY="$FRAMEWORK_DIRECTORY/Versions"
MY_VERSION=@FRAMEWORK_VERSION@
MY_DIRECTORY="$VERSIONS_DIRECTORY/$MY_VERSION"
CURRENT_DIRECTORY="$VERSIONS_DIRECTORY/Current"
CURRENT_VERSION=`readlink "$CURRENT_DIRECTORY"`
removeLinksFrom () {
for f in `ls -1 "$MY_DIRECTORY/$1"`
do
qf="$1/$f"
# Only remove if it is a link to our version. e.g. /usr/bin/ghc
# will only be removed if we are the current version, but
# /usr/bin/ghc-7.0.1 will be removed even if ghc-7.2.1 is the
# current version.
l=`readlink "$qf" | grep "GHC.framework/Versions/$MY_VERSION"`
if [ "$l" != "" ]
then
rm -f "$qf"
fi
done
}
removeLinksFrom /usr/bin
removeLinksFrom /usr/share/man/man1
removeLinksFrom /usr/share/doc
echo "Removing $MY_DIRECTORY"
rm -rf "$MY_DIRECTORY"
if [ "$CURRENT_VERSION" = "$MY_VERSION" ]
then
rm -f "$CURRENT_DIRECTORY"
# This isn't ideal, but it's a vague approximation to
# "the most recent version":
NEW_VERSION=`ls -1 "$VERSIONS_DIRECTORY" | tail -1`
if [ "$NEW_VERSION" = "" ]
then
echo "Removing $FRAMEWORK_DIRECTORY"
rm -rf "$FRAMEWORK_DIRECTORY"
else
ln -s "$NEW_VERSION" "$CURRENT_DIRECTORY"
NEW_CREATE_LINKS="$VERSIONS_DIRECTORY/$NEW_VERSION/Tools/create-links"
if [ -f "$NEW_CREATE_LINKS" ]
then
sh "$NEW_CREATE_LINKS" unused /Library/Frameworks /
fi
fi
fi
echo "Removing package receipt"
# The first is for Leopard packages and the second for Tiger packages.
rm -f "/Library/Receipts/boms/org.haskell.ghc.$MY_VERSION.bom"
rm -rf "/Library/Receipts/ghc.$MY_VERSION.pkg"
echo "Done."
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