#!/bin/sh

# Slackware build script for FreeCAD

# Copyright 2010-2012 Niels Horn, Rio de Janeiro, RJ, Brazil
# 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.

# revision date: 2012/01/04

PRGNAM=FreeCAD
VERSION=${VERSION:-0.12.5284}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

SRCNAM=freecad

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

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.xz
cd $PRGNAM-$VERSION
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

# FreeCAD is ready for OpenCASCADE 6.5.{0,1} - patch for 6.5.2
patch -p1 < $CWD/OpenCASCADE652.patch

# Fix for gcc-4.7.x
patch -p1 < $CWD/FreeCAD-0.12.5284-gcc47.patch

./autogen.sh

# Fix references to old boost_*-mt libs
sed -i "/-lboost/s/-mt\"/\"/g" configure

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS -fpermissive" \
./configure \
  --prefix=/opt/$PRGNAM \
  --libdir=/opt/$PRGNAM/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --docdir=/usr/doc/$PRGNAM-$VERSION \
  --with-occ-lib=/usr/lib${LIBDIRSUFFIX} \
  --with-occ-include=/usr/include/OpenCASCADE \
  --with-qt4-dir=$QT4DIR \
  --build=$ARCH-slackware-linux

make
make install DESTDIR=$PKG

### This is for future use. FreeCAD is switching to cmake, but is is not
### 100% operational yet.
### These are the options that *should* do it:

#mkdir build
#cd build
#  cmake \
#    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
#    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
#    -DCMAKE_INSTALL_PREFIX=/opt/$PRGNAM \
#    -DRESOURCEDIR=/opt/$PRGNAM/share/data \
#    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
#    -DMAN_INSTALL_DIR=/usr/man \
#    -DDOCDIR=/usr/doc/$PRGNAM-$VERSION \
#    -DOCC_INCLUDE_DIR=/usr/include/OpenCASCADE \
#    -DOCC_LIBRARY=/usr/lib${LIBDIRSUFFIX} \
#    -DCMAKE_BUILD_TYPE=Release ..
#
#  make V=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

# Get man page from debian
mkdir -p $PKG/usr/man/man1
cat package/debian/freecad.1 > $PKG/usr/man/man1/FreeCAD.1
gzip -9 $PKG/usr/man/man1/FreeCAD.1

# Copy icon & desktop file
mkdir -p $PKG/usr/share/{applications,pixmaps}
cp $PKG/opt/$PRGNAM/share/freecad.xpm $PKG/usr/share/pixmaps/
cat $CWD/$PRGNAM.desktop > $PKG/usr/share/applications/$PRGNAM.desktop

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  README.Linux ChangeLog.txt \
  $PKG/usr/doc/$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
cat $CWD/doinst.sh > $PKG/install/doinst.sh

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