#! @SHELL@

# GNU Mes --- Maxwell Equations of Software
# Copyright © 2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
#
# This file is part of GNU Mes.
#
# GNU Mes is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
#
# GNU Mes is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Mes.  If not, see <http://www.gnu.org/licenses/>.

set -e

. ./config.sh

v=
_v=
if test "$V" = 2; then
    set -x
fi
if test "$V" -gt 0; then
    v=v
    _v=-v
fi

set -u

# Use bash or lose if pipes fail
if test -n "$BASHOPTS"; then
   set -o pipefail
fi

DESTDIR=${DESTDIR-}
mkdir -p ${DESTDIR}${bindir}
cp $_v src/mes ${DESTDIR}${bindir}/mes
cp $_v scripts/ar ${DESTDIR}${bindir}/ar
cp $_v scripts/mescc.scm ${DESTDIR}${bindir}/mescc.scm
cp $_v scripts/mescc ${DESTDIR}${bindir}/mescc

sed \
    -e "s,^#! /bin/sh,#! ${SHELL}," \
    scripts/diff.scm > ${DESTDIR}${bindir}/diff.scm
chmod +x ${DESTDIR}${bindir}/diff.scm

mkdir -p ${DESTDIR}${docdir}

if test -n "${PERL}"\
       && test -n "${GIT}"\
       && ${PERL} -v > /dev/null\
       && ${GIT} status > /dev/null; then
    ${PERL} ${srcdest}build-aux/gitlog-to-changelog --srcdir=. > ChangeLog+
fi

cp\
    AUTHORS\
    BOOTSTRAP\
    COPYING\
    HACKING\
    INSTALL\
    NEWS\
    README\
    ${DESTDIR}${docdir}

if test -f ChangeLog+; then
    cp $_v ChangeLog+ ${DESTDIR}${docdir}/ChangeLog
    rm -f ChangeLog+
else
    cp $_v ChangeLog ${DESTDIR}${docdir}
fi

mkdir -p $DESTDIR$libdir
mkdir -p $DESTDIR$pkgdatadir
# rm -f $(find lib -type f -a -executable)
# rm -f $(find scaffold -type f -a -executable)
tar -cf- -C ${srcdir} include lib/$mes_cpu-mes | tar -${v}xf- -C $DESTDIR$prefix
if test -z "$srcdest"; then
    tar -cf- --exclude='*.go' module | tar -${v}xf- -C $DESTDIR$pkgdatadir
else
    tar -cf- -C ${srcdest} module | tar -${v}xf- -C $DESTDIR$pkgdatadir
fi
tar -cf- -C ${srcdest}mes module | tar -${v}xf- -C $DESTDIR$pkgdatadir
if test -d gcc-lib/$mes_cpu-mes; then
    tar -cf- -C gcc-lib/$mes_cpu-mes . | tar -${v}xf- -C $DESTDIR$libdir
fi
if test -d mescc-lib/$mes_cpu-mes; then
    tar -cf- -C mescc-lib $mes_cpu-mes | tar -${v}xf- -C $DESTDIR$libdir
fi

mkdir -p ${DESTDIR}${guile_site_dir}
mkdir -p ${DESTDIR}${guile_site_ccache_dir}
tar -cf- -C ${srcdest}module --exclude='*.go' . | tar -${v}xf- -C ${DESTDIR}${guile_site_dir}
tar -cf- -C module --exclude='*.scm' . | tar -${v}xf- -C ${DESTDIR}${guile_site_ccache_dir}

if test -f doc/mes.info; then
    mkdir -p ${DESTDIR}${infodir}
    tar -cf- doc/mes.info* doc/images | tar -${v}xf- --strip-components=1 -C ${DESTDIR}${infodir}
    install-info --info-dir=${DESTDIR}${infodir} doc/mes.info
fi

if test -f doc/mes.1; then
    mkdir -p ${DESTDIR}${mandir}/man1
    cp $_v doc/mes.1 ${DESTDIR}${mandir}/man1/
fi

if test -f doc/mescc.1; then
    mkdir -p ${DESTDIR}${mandir}/man1
    cp $_v doc/mescc.1 ${DESTDIR}${mandir}/man1/
fi