#!/bin/sh

# Slackware build script for Avogadro

# Written by Larry Hajali <larryhaja[at]gmail[dot]com>

PRGNAM=avogadro
VERSION=${VERSION:-0.9.7}
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${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 $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.bz2
cd $PRGNAM-$VERSION
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 {} \;

# Fix icon name in desktop menu item.
sed -i '/^Icon/s|=.*|=avogadro-icon.png|' avogadro/src/avogadro.desktop

mkdir build && cd build
  cmake \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
    -DENABLE_RPATH=OFF \
    -DCMAKE_SKIP_RPATH=YES \
    -DENABLE_GLSL=ON \
    -DENABLE_UPDATE_CHECKER=OFF \
    -DCMAKE_BUILD_TYPE=Release ..

  make VERBOSE=1
  make install DESTDIR=$PKG
cd -

# Remove file to prevent avogadro from segfaulting.
#rm -f $PKG/usr/share/libavogadro/extensionScripts/example.py

( 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
)

mkdir -p $PKG/usr/man/man1
install -m 0644 $CWD/$PRGNAM.1 $PKG/usr/man/man1/
gzip -9 $PKG/usr/man/man?/*.?

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  AUTHORS ChangeLog COPYING INSTALL cmake/modules/COPYING-CMAKE-SCRIPTS \
  avogadro/gl2ps/{COPYING*,TODO} \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

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