#!/bin/sh
# Heavily based on the Slackware 13.37 SlackBuild
# http://www.openjpeg.org
# Packager Andrea Sciucca ( gohanz at infinito.it)
# Thanks to Heinz Wiesinger, Amsterdam, The Netherlands
# http://www.slacky.eu
#
# 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.
#
# Exit on most errors
set -e 



# Set variables:
CWD=`pwd`
OUTPUT=${OUTPUT:-$CWD}
PKGNAME=openjpeg
TMP=${TMP:-/tmp/txz/$PKGNAME}
PKG=$TMP/package
VERSION=${VERSION:-`date +%Y%m%d`}
SRC_VERSION=$(echo $VERSION | tr . _)
ARCH=${ARCH:-i486}
JOBS=${JOBS:--j2}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}


#SOURCE=http://openjpeg.googlecode.com/files/${PKGNAME}_v${SRC_VERSION}_sources_r697.tgz

# Download sorce tarball if still not present
#if [ ! -e $CWD/${PKGNAME}_v${SRC_VERSION}_sources_r697.tgz ]; then
#wget -c $SOURCE
#fi

# Set compiling FLAGS
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST="i486"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST="i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"; SLKLDFLAGS="-L/usr/lib64"; LIBDIRSUFFIX="64"; CHOST="x86_64"
fi

# Create build directory
rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT


# Decompress the source tarball
cd $TMP
#tar xvzf $CWD/${PKGNAME}_v${SRC_VERSION}_sources_r697.tgz
svn co http://openjpeg.googlecode.com/svn/trunk

echo -e "\E[0;32m+---------------------------+\E[0;0m"
echo -e "\E[0;32m| Start SlackBuild OpenJpeg |\E[0;0m"
echo -e "\E[0;32m+---------------------------+\E[0;0m"

# Adjust permissions and ownerships
#cd ${PKGNAME}_v${SRC_VERSION}_sources_r697
# cd openjpeg
# Fix header symlink paths (like upstream svn revision 725)
#patch -p1 -i $CWD/openjpeg_fix_header_symlinks.patch
chmod -R u+w,go+r-w,a-s .
chown -R root:root .

# Building Openjpeg package
( cd trunk
  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 \
    -DOPENJPEG_INSTALL_MAN_DIR="man/" \
    -DOPENJPEG_INSTALL_LIB_DIR="lib$LIBDIRSUFFIX" \
    -DOPENJPEG_INSTALL_DOC_DIR="doc/$PKGNAME-$VERSION/" \
    -DLIB_SUFFIX="$LIBDIRSUFFIX" \
    -DBUILD_JP3D:BOOL=ON \
    -DBUILD_JPWL:BOOL=ON \
    -DBUILD_MJ2:BOOL=ON \
    -DBUILD_INDEXER_JPIP:BOOL=ON \
    && make  $JOBS \
&& make install DESTDIR=$PKG ) 
  

# 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
)


#Add documentation files: readme, changelog and so on
( cd trunk
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
cp CHANGES INSTALL LICENSE README* $PKG/usr/doc/$PKGNAME-$VERSION
chmod 644 $PKG/usr/doc/$PKGNAME-$VERSION/* )


# 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/slack-desc > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/slack-desc
cat $CWD/$PKGNAME.SlackBuild > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$PKGNAME.SlackBuild




# Compress the man pages if present
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


# 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