#!/bin/bash

# mesa.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter <stuart@armedslack.org>
#
# Copyright 2006, 2007  Patrick J. Volkerding, Sebeka, MN, USA
# 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.

cd $TMPBUILD

PKG=/

# Extract source:
tar xjvvf $CWD/MesaLib-$VERSION.tar.bz2
tar xjvvf $CWD/MesaGLUT-$VERSION.tar.bz2
tar xjvvf $CWD/MesaDemos-$VERSION.tar.bz2
cd Mesa-$VERSION
slackhousekeeping

# Patch to build into "/usr":
zcat $CWD/mesa.linux-dri-x86.diff.gz | patch -p1 --verbose  || failmake
#ln -vfs /usr/include/linux/stddef.h /usr/include/
zcat $PORTCWD/sources/mesa_6.5.2-3.diff.gz | patch -p1 || failpatch

# Let's have everything in /usr:
fgrep -lr -- '/usr/local' . | xargs sed -i 's?/usr/local?/usr?g'

# Build and install:
make -j5 linux-fbdev || failmake

# Patch to put into /tmp/package-mesa:  (sorry, I know this should use $PKG ;-)
#zcat $CWD/mesa.linux-dri-x86-fake-destdir.diff.gz | patch -p1 --verbose  || failpatch
make install DESTDIR=$PKG || failinstall
ldconfig

# Install some "demos":
#echo "=================== Building Demos ======================================"
#( cd progs/xdemos
#  make -i 
#  mkdir -p $PKG/usr/bin
#  cp glthreads glxcontexts glxdemo glxgears glxgears_fbconfig glxheads \
#    glxinfo glxpbdemo glxpixmap \
#    $PKG/usr/bin
#)

# Add a documentation directory:
cd docs
mkdir -pm755 $PKG/usr/doc/Mesa-$VERSION
cp -fa * $PKG/usr/doc/Mesa-$VERSION
( cd $PKG/usr/doc/Mesa-$VERSION
  rm RELNOTES* relnotes*
)
cp -fa RELNOTES-$VERSION relnotes-$VERSION.html relnotes.html $PKG/usr/doc/Mesa-$VERSION

# I know this is messy but the Slackware configure options
# for xorg-server looks for Mesa source in here, and it's easier
# to do this than modify the config options:
( cd $TMPBUILD
  tar pjcf $PORTCWD/mesa-compiled.tar.bz2 Mesa-$VERSION )

cd /
rm -rf install
slackdesc