#!/bin/sh
# Heavily based on the Slackware 12.2 SlackBuild
# http://www.openscenegraph.org
# Packager Andrea Sciucca ( gohanz at infinito.it)
# http://www.slacky.it
#
# Required: ilmbase, jasper, libvncserver, openexr
#
# Exit on most errors
set -e

CWD=`pwd`
TMP=${TMP:-/tmp/tgz}
PKG=$TMP/package/OpenSceneGraph
SNAME=OpenSceneGraph
NAME=openscenegraph
VERSION=2.8.1
CHOST=i486
ARCH=${ARCH:-i486}
BUILD=1as

SOURCE=http://www.openscenegraph.org/downloads/stable_releases/$NAME-2.8/source/$SNAME-$VERSION.zip

if [ ! -e $SNAME-$VERSION.zip ]; then
wget -c $SOURCE
fi

if [ "$ARCH" = "i386" ]; then
  SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
elif [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2"
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2"
fi

if [ ! -d $TMP ]; then
 mkdir -p $TMP
fi
if [ ! -d $PKG ]; then
 mkdir -p $PKG
fi

cd $TMP
unzip -o $CWD/$SNAME-$VERSION.zip

echo -e "\E[0;32m+---------------------------------------+\E[0;0m"
echo -e "\E[0;32m| Start SlackBuild $NAME-$VERSION |\E[0;0m"
echo -e "\E[0;32m+---------------------------------------+\E[0;0m"

cd $SNAME-$VERSION

find . -perm 666 -exec chmod 644 {} \;
find . -perm 664 -exec chmod 644 {} \;
find . -perm 600 -exec chmod 644 {} \;
find . -perm 444 -exec chmod 644 {} \;
find . -perm 400 -exec chmod 644 {} \;
find . -perm 440 -exec chmod 644 {} \;
find . -perm 777 -exec chmod 755 {} \;
find . -perm 775 -exec chmod 755 {} \;
find . -perm 511 -exec chmod 755 {} \;
find . -perm 711 -exec chmod 755 {} \;
find . -perm 555 -exec chmod 755 {} \;

chown -R root:root .

( mkdir build \
  && cd build \
          && cmake .. \
            -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
            -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
            -DCMAKE_INSTALL_PREFIX=/usr \
            -DSYSCONF_INSTALL_DIR=/etc \
            -DMAN_INSTALL_DIR=/usr/man \
            -DCMAKE_BUILD_TYPE=Release \
            && make \
       && make install DESTDIR=$PKG
)

mkdir -p $PKG/usr/doc/$NAME-$VERSION
cp -a AUTHORS.txt LICENSE.txt README.txt $PKG/usr/doc/$NAME-$VERSION

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs strip -g 2> /dev/null
)

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/slack-desc > $PKG/usr/doc/$NAME-$VERSION/slack-desc
cat $CWD/$NAME.SlackBuild > $PKG/usr/doc/$NAME-$VERSION/$NAME.SlackBuild

cd $PKG
requiredbuilder -y -v -s $CWD $PKG
makepkg -l y -c n $CWD/openscenegraph-$VERSION-$ARCH-$BUILD.tgz

if [ "$1" = "--cleanup" ]; then
 rm -rf $TMP
fi
