#!/bin/sh

# Slackware build script for openjpeg

# Copyright 2008-2011 Heinz Wiesinger, Amsterdam, The Netherlands
# 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=openjpeg
VERSION=1.4
BUILD=${BUILD:-3}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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

SRC_VERSION=$(echo $VERSION | tr . _)

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"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf ${PRGNAM}_v${SRC_VERSION}_sources_r697
tar xvf $CWD/${PRGNAM}_v${SRC_VERSION}_sources_r697.tgz
cd ${PRGNAM}_v${SRC_VERSION}_sources_r697
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

# Fix header symlink paths (like upstream svn revision 725)
patch -p1 -i $CWD/openjpeg_fix_header_symlinks.patch

# Fix unresolved symbols to libm (like upstream svn revision 729)
patch -p0 -d libopenjpeg -i $CWD/openjpeg_link_libm.patch

mkdir -p build
cd build
  cmake \
    -DCMAKE_C_FLAGS="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DOPENJPEG_INSTALL_LIB_DIR="lib$LIBDIRSUFFIX" \
    -DOPENJPEG_INSTALL_MAN_DIR="man/" \
    -DOPENJPEG_INSTALL_DOC_DIR="doc/$PRGNAM-$VERSION/" \
    -DLIB_SUFFIX="$LIBDIRSUFFIX" \
    -DBUILD_JP3D:BOOL=ON \
    -DBUILD_JPWL:BOOL=ON \
    -DBUILD_MJ2:BOOL=ON \
    -DBUILD_INDEXER_JPIP:BOOL=ON \
    ..
  make VERBOSE=1
  make install DESTDIR=$PKG
cd -

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

find $PKG/usr/man -type f -exec gzip -9 {} \;

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a INSTALL README $PKG/usr/doc/$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

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