#!/bin/sh

# Heavily based on the Slackware 13.37 SlackBuild (v1)

# Written by gallows ~at~ tiscali ~dot~ it
# Last build from Luca De Pandis aka atomix600 (http://www.slacky.eu)

# Slackware build script for SLiM
# Official Site: http://slim.berlios.de/

# 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.
 
set -e

PKGNAME=${PKGNAME:-slim}
VERSION=${VERSION:-1.3.3}
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}
PKGTYPE=${PKGTYPE:-txz}
APPSRC=${APPSRC:-http://download.berlios.de/$PKGNAME/$PKGNAME-$VERSION.tar.gz}
THMSRC=${THMSRC:-http://download.berlios.de/$PKGNAME/$PKGNAME-1.2.3-themepack1a.tar.gz}

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

if [ ! -e $PKGNAME-$VERSION.tar.gz ]; then
    wget $APPSRC
fi

if [ ! -e $PKGNAME-1.2.3-themepack1a.tar.gz ]; then
    wget $THMSRC
fi

CHOST=i486
if [ $ARCH = i486 ]; then
    SLKCFLAGS="-O2 -march=i486 -mtune=i686"
    LIBDIRSUFFIX=""
elif [ $ARCH = i586 ]; then
    SLKCFLAGS="-O2 -march=i586 -mtune=i686"
    LIBDIRSUFFIX=""
elif [ $ARCH = i686 ]; then
    SLKCFLAGS="-O2 -march=i686 -mtune=i686"
    LIBDIRSUFFIX=""
elif [ $ARCH = x86_64 ]; then
    SLKCFLAGS="-O2 -fPIC"
    LIBDIRSUFFIX="64"
    CHOST=x86_64
fi

rm -rf $TMP
mkdir -p $TMP $PKG $OUTPUT

cd $TMP
tar xzvf $CWD/$PKGNAME-$VERSION.tar.gz
cd $PKGNAME-$VERSION
chmod -R u+w,go+r-w,a-s .
chown -R root:root .

# Build Slim package
( mkdir -p build \
    && cd build \
      && cmake .. \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_BUILD_TYPE=Release \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DSYSCONF_INSTALL_DIR=/etc \
    -DMAN_INSTALL_DIR=/usr/man \
    -DINCLUDE_INSTALL_DIR=/usr/include \
    -DLIB_SUFFIX:STRING=${LIBDIRSUFFIX} \
    -DLIB_INSTALL_DIR=/usr/lib${LIBDIRSUFFIX} \
    -DBUILD_SHARED_LIBS:BOOL=ON \
    -DUSE_CONSOLEKIT=yes \
    && make $JOBS  \
&& make install DESTDIR=$PKG ) 

# Don't overwrite existing config file:
mv $PKG/etc/slim.conf $PKG/etc/slim.conf.new

# Add the slackware-black theme to the package:
tar xvf $CWD/slackware-black.tar.bz2 -C $PKG/usr/share/slim/themes
tar xvf $CWD/$PKGNAME-1.2.3-themepack1a.tar.gz -C $PKG/usr/share/slim/themes

# Add a logrotate file
mkdir -p $PKG/etc/logrotate.d
cat $CWD/slim.logrotate > $PKG/etc/logrotate.d/slim.new


#Add documentation files: readme, changelog and so on
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
cp -a \
    COPYING ChangeLog README TODO THEMES xinitrc.sample \
    $PKG/usr/doc/$PKGNAME-$VERSION
chmod 644 $PKG/usr/doc/$PKGNAME-$VERSION/*



# Compress the man pages if present
mv  $PKG/usr/share/man  $PKG/usr/
if [ -d $PKG/usr/man ]; then
    ( 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
    )
fi


# Strip binaries and shared objects, if present
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
)


# Also add the slack-desk file and this slackbuild to the package
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh
cat $CWD/slack-desc > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/slack-desc
cat $CWD/$PKGNAME.SlackBuild > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$PKGNAME.SlackBuild



# Find and print dependencies into slack-required file
cd $PKG
chown -R root:root $PKG
if [ -x /usr/bin/requiredbuilder ];then
requiredbuilder -y -v -s  $CWD $PKG
fi
# Create txz package
/sbin/makepkg -l y -c n $OUTPUT/$PKGNAME-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-txz}


# Cleanup if enabled
if [ "$1" = "--cleanup" ]; then
 rm -rf $TMP
fi