#!/bin/sh

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

PRGNAM=darktable
VERSION=${VERSION:-0.8}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
#   SSE2 instructions are *required* at runtime. That's a proper subset of i686, but
#   hopefully forcing i686 in the package name will alert users of older cpus.
    i?86) ARCH=i686 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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

if [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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 $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
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 {} \;

mkdir -p build
cd build
  cmake \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
    -DMAN_INSTALL_DIR=/usr/man \
    -DBINARY_PACKAGE_BUILD=1 \
    -DDONT_INSTALL_GCONF_SCHEMAS=On \
    -DCMAKE_BUILD_TYPE=Release ..
  VERBOSE=1 make 
  make install DESTDIR=$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

# Install the gconf schema, suppressing warning messages
mkdir -p $PKG/etc/gconf/schemas
sed -e '/gettext_domain/d' \
  < data/darktable.schemas \
  > $PKG/etc/gconf/schemas/darktable.schemas

# MAN_INSTALL_DIR is currently ignored :-(
mv $PKG/usr/share/man $PKG/usr
find $PKG/usr/man -type f -exec gzip -9 {} \;
for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done

# Fix the doc location too
mv $PKG/usr/share/doc $PKG/usr
mv $PKG/usr/doc/$PRGNAM $PKG/usr/doc/$PRGNAM-$VERSION
# Add a few missed docs
cp -a doc/ChangeLog doc/NEWS doc/TODO $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
( cd $PKG/usr/doc ; ln -s $PRGNAM-$VERSION $PRGNAM )

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}