#!/bin/bash -e
#
# $Id$
#
# /usr/lib/emacsen-common/packages/install/debian-el

# Written by Jim Van Zandt <jrv@vanzandt.mv.com>, borrowing heavily
# from the install scripts for gettext by Santiago Vila
# <sanvila@ctv.es> and octave by Dirk Eddelbuettel <edd@debian.org>.

FLAVOR=$1
PACKAGE=gw-hacks-el
STAMPFILE=gw-hacks.elc

if [ ${FLAVOR} = emacs ]; then exit 0; fi

# Install-info-altdir does not actually exist. 
# Maybe somebody will write it.
if test -x /usr/sbin/install-info-altdir; then
    echo install/${PACKAGE}: install Info links for ${FLAVOR}
    install-info-altdir --quiet --section "" "" --dirname=${FLAVOR} /usr/info/${PACKAGE}.info.gz
fi

LOG=`tempfile -pelc_ -s.log -m644`
ELDIR=/usr/share/emacs/site-lisp/${PACKAGE}
ELCDIR=/usr/share/${FLAVOR}/site-lisp/${PACKAGE}
if test -e "${ELCDIR}/${STAMPFILE}"; then
    echo "${PACKAGE} files already compiled in ${ELCDIR}."
    rm -f ${LOG}
    exit
fi
echo install/${PACKAGE}: Handling ${FLAVOR}, logged in ${LOG}

APPEND_LOAD_PATH=

if [ -z "$FLAGS" ] ; then
    FLAGS="-q -no-site-file --no-site-file -batch -l path.el -f batch-byte-compile"
fi

install -m 755 -d ${ELCDIR}
cd ${ELDIR}

# Now to compute the list of files to install...

FILES=$(ls -1 *.el)
# Here we have all of them

FILES=$(for i in $FILES ; do echo $i ; done | sort -u)
# And now for my last trick...  The list is now uniquified!

cd ${ELCDIR}
for i in $FILES; do
    ln -fs ${ELDIR}/$i
done

cat << EOF > path.el
(setq load-path (cons "." load-path) byte-compile-warnings nil)
EOF
if test "${APPEND_LOAD_PATH}" != ""
then
	cat << EOF >> path.el
(setq load-path (append ${APPEND_LOAD_PATH} load-path))
EOF
fi

echo ${FLAVOR} ${FLAGS} ${FILES} >> ${LOG}
"${FLAVOR}" ${FLAGS} ${FILES} >> ${LOG} 2>&1
egrep -s -e "While compiling|\*\*" ${LOG} || /bin/true
echo install/${PACKAGE}: Deleting ${LOG}
rm -f path.el ${LOG}

exit 0