#!/bin/sh
# Copyright 2006, 2007, 2008, 2009  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.
 
PKGNAM=mesa
VERSION=${VERSION:-7.5}
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
 
# Be sure this list is up-to-date:
DRIDIRS="i810 i915 i965 mach64 mga nouveau r128 r200 r300 radeon s3v \
  savage sis tdfx trident unichrome ffb swrast"
 
CWD=$(pwd)
TMP=${TMP:-/tmp}
PKG=$TMP/package-mesa
 
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  PLAT="x86"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  PLAT="x86-64"
fi
 
rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf Mesa-${VERSION}
tar xvf $CWD/MesaLib-$VERSION.tar.bz2 || exit 1
tar xvf $CWD/MesaGLUT-$VERSION.tar.bz2 || exit 1
tar xvf $CWD/MesaDemos-$VERSION.tar.bz2 || exit 1
cd Mesa-$VERSION
 
# Make sure ownerships and permissions are sane:
chown -R root:root .
find . \
  \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
  -exec chmod 755 {} \; -o \
  \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
  -exec chmod 644 {} \;
 
###  -- No longer needed --
###
### Patch to build into "/usr":
### zcat $CWD/mesa.linux-dri-${PLAT}.diff.gz | patch -p1 || exit 1
###
 
./configure \
  --prefix=/usr \
  --libdir=/usr/lib \
  --with-driver=dri \
  --with-dri-driverdir=/usr/lib/xorg/modules/dri
 
# Build:
make
 
# Install:
make DESTDIR=$PKG install
 
# Install some "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
)
 
# Strip binaries:
find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
 
# Fix pkgconfig paths:
( cd $PKG/usr/lib${LIBDIRSUFFIX}/pkgconfig
  for file in glw.pc dri.pc gl.pc glut.pc glu.pc ; do
    sed -i 's|/tmp/package-mesa||g' $file
  done
)
 
# Compress and link manpages, if any:
if [ -d $PKG/usr/man ]; then
  ( cd $PKG/usr/man
    for manpagedir in $(find . -type d -name "man*") ; do
      ( cd $manpagedir
        for eachpage in $( find . -type l -maxdepth 1) ; do
          ln -s $( readlink $eachpage ).gz $eachpage.gz
          rm $eachpage
        done
        gzip -9 *.?
      )
    done
  )
fi
 
# Compress info files, if any:
if [ -d $PKG/usr/info ]; then
  ( cd $PKG/usr/info
    rm -f dir
    gzip -9 *
  )
fi
 
# Add a documentation directory:
mkdir -p $PKG/usr/doc/Mesa-$VERSION
cd docs
cp -a * $PKG/usr/doc/Mesa-$VERSION
( cd $PKG/usr/doc/Mesa-$VERSION ; rm -f RELNOTES* relnotes* )
cp -a \
  RELNOTES-$VERSION relnotes-$VERSION.html relnotes.html \
    $PKG/usr/doc/Mesa-$VERSION
 
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
 
cd $PKG
/sbin/makepkg -l y -c n $TMP/${PKGNAM}-$VERSION-$ARCH-$BUILD.txz