#!/bin/sh

# Slackware build script for Luminance HDR
# Written by David Spencer <baildon.research@googlemail.com>
# This script is dedicated to the public domain

PRGNAM=luminance-hdr
TARNAM=luminance
VERSION=2.0.1.1
TARVER=v2.0.1-1
BUILD=${BUILD:-1}
TAG=${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}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
  SSE2=${SSE2:-yes}
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf ${PRGNAM}_${VERSION}
tar xvf $CWD/${TARNAM}-${TARVER}.tar.gz
cd ${TARNAM}-${TARVER}
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

# Upstream unconditionally assumes SSE2 optimisation.
# We can do better than that :-)
if [ ${SSE2:-no} = "no" ]; then
  sed -e 's/ -msse2//' -i project.pro
fi

qmake \
  INSTALL_ROOT=$PKG \
  PREFIX=/usr \
  QMAKE_CFLAGS="$SLKCFLAGS" \
  QMAKE_CXXFLAGS="$SLKCFLAGS"
make
make INSTALL_ROOT=$PKG install

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  AUTHORS BUGS Changelog INSTALL LICENSE README TODO \
  $CWD/$PRGNAM.SlackBuild \
  $PKG/usr/doc/$PRGNAM-$VERSION

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}