#!/bin/sh
CWD=`pwd`
TMP=/tmp
PKG=$TMP/package-mesa
VERSION=7.1
ARCH=alpha
BUILD=3

rm -rf $PKG
mkdir -p $PKG
( cd $TMP
rm -rf Mesa-$VERSION
tar xjf $CWD/MesaLib-$VERSION.tar.bz2
tar xjf $CWD/MesaGLUT-$VERSION.tar.bz2
tar xjf $CWD/MesaDemos-$VERSION.tar.bz2
cd Mesa-$VERSION
chown -R root.root .
zcat $CWD/default.diff.gz | patch -p0 --verbose || exit 1
zcat $CWD/linux-alpha.diff.gz | patch -p0 --verbose || exit 1
zcat $CWD/linux-dri.diff.gz | patch -p0 --verbose || exit 1
zcat $CWD/mesa-7.0.2.no_glw_pc.diff.gz | patch -p1 --verbose  || exit 1
zcat $CWD/corender.c.diff.gz | patch -p0 --verbose || exit 1
### Software Renderer ###
make -j2 linux-alpha || exit 1
make install || exit 1
make realclean
### DRI Renderer ###
make -j2 linux-dri || exit 1
make install || exit 1
### Install some "demos":
( cd progs/xdemos
 make || exit 1
 mkdir -p $PKG/usr/bin
 cp glthreads glxcontexts glxdemo glxgears glxgears_fbconfig glxheads glxinfo glxpbdemo glxpixmap $PKG/usr/bin
)
### strip 
( 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
)
### Software Package ###
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cd $PKG
makepkg -l y -c n $TMP/mesa-$VERSION-$ARCH-$BUILD.tgz
) 2>&1 | tee $TMP/mesa.build.log