#!/bin/sh
# Heavily based on the Slackware 12.1 SlackBuild
# http://gstreamer.freedesktop.org/
# Packager Michelino Chionchio - www.slacky.eu
#
# Required: gst-plugins-base, gstreamer, liboil

CWD=`pwd`
TMP=${TMP:-/tmp/tgz}
PKG=$TMP/package-gst-ffmpeg
NAME=gst-ffmpeg
VERSION=0.10.5
CHOST=i486
ARCH=${ARCH:-i486}
BUILD=1mch

SOURCE=http://gstreamer.freedesktop.org/src/$NAME/$NAME-$VERSION.tar.bz2

if [ ! -e $NAME-$VERSION.tar.bz2 ]; then
wget -c $SOURCE
fi

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O3 -march=i686 -pipe -fomit-frame-pointer"
elif [ "$ARCH" = "athlon64" ]; then
  SLKCFLAGS="-O2 -march=athlon64 -pipe"
elif [ "$ARCH" = "athlonxp" ]; then
  SLKCFLAGS="-O3 -march=athlon-xp -pipe -fomit-frame-pointer"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2"
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
fi

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

cd $TMP
tar jxvf $CWD/$NAME-$VERSION.tar.bz2

cd $NAME-$VERSION

find . -perm 777 -exec chmod 755 {} \;
find . -perm 775 -exec chmod 755 {} \;
find . -perm 555 -exec chmod 755 {} \;
find . -perm 666 -exec chmod 644 {} \;
find . -perm 664 -exec chmod 644 {} \;
find . -perm 444 -exec chmod 644 {} \;

chown -R root:root .

./configure  --prefix=/usr
sed -i s/"O2"/"O2 -march=i486 -mtune=i686"/ Makefile
sed -i s/"-O3"/"-O3 -march=i486 -mtune=i686"/ gst-libs/ext/ffmpeg/config.mak
make || exit 1
make install DESTDIR=$PKG || exit 1

mkdir -p $PKG/usr/doc/$NAME-$VERSION
cp -a AUTHORS COPYING ChangeLog INSTALL NEWS README TODO $PKG/usr/doc/$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 -v -y -s $CWD $PKG
makepkg -l y -c n $CWD/$NAME-$VERSION-$ARCH-$BUILD.tgz

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