#!/bin/sh

# Slackware build script for slib

# Copyright 2009 Vincent Batts, vbatts@hashbangbash.com
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PRGNAM=slib
VERSION=3b2
ARCH=${ARCH:-i486}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM
unzip $CWD/$PRGNAM-$VERSION.zip
cd $PRGNAM
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

sed -i 's%/usr/local%/usr%g' Makefile
make libdir=/usr/lib${LIBDIRSUFFIX}/
make infoz DESTDIR=$PKG
make libdir=/usr/lib${LIBDIRSUFFIX}/ install DESTDIR=$PKG

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | \
    xargs strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | \
    xargs strip --strip-unneeded 2> /dev/null
)

( cd $PKG/usr/man
  find . -type f -exec gzip -9 {} \;
  for i in $( find . -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
)

# The Makefile is braindead
sed -i "s%$PKG%%g" $PKG/usr/bin/slib

# guile is suppose to look to /usr/share/slib by default
mkdir -p $PKG/usr/share/guile
( cd $PKG/usr/share/ ; ln -s ../lib${LIBDIRSUFFIX}/slib . )
( cd $PKG/usr/share/guile/ ; ln -s ../../lib${LIBDIRSUFFIX}/slib . )

# a somewhat perculiar quirk that only seems to be an issue on slackware
( cd $PKG/usr/lib${LIBDIRSUFFIX}/slib ; ln -s mklibcat.scm mklibcat )

rm -f $PKG/usr/info/dir

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  ANNOUNCE FAQ COPYING ChangeLog README \
    $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

# Guile script to be run on installation, to build slibcat
cat >> $PKG/usr/doc/$PRGNAM-$VERSION/guile-slibcat.script << EOF
(use-modules (ice-9 slib))
(require 'new-catalog)
(quit)
EOF


mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat >> $PKG/install/doinst.sh <<EOF
#!/bin/sh

guile -q -s /usr/doc/$PRGNAM-$VERSION/guile-slibcat.script

EOF

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}