#
# Platform Packages for Chakra, part of chakra-project.org
#
# maintainer abveritas@chakra-project.org

pkgbase=mesa
pkgname=('mesa' 'libgl' 'libglapi')
pkgver=9.0.1
pkgrel=1
arch=('x86_64')
makedepends=('glproto>=1.4.14' 'libdrm>=2.4.38' 'libxxf86vm>=1.1.1' 'libxdamage>=1.1.3' 'expat>=2.0.1' 'libx11>=1.4.3' 'libxt>=1.1.1' 
             'gcc-libs' 'dri2proto>=2.6' 'python2' 'libxml2' 'imake' 'llvm' 'systemd' 'libvdpau')
url="http://mesa3d.sourceforge.net"
license=('custom')
source=(${source[@]} "ftp://ftp.freedesktop.org/pub/mesa/${pkgver}/MesaLib-${pkgver}.tar.bz2" 
       'LICENSE' 'llvm32.patch')
md5sums=('97d6554c05ea7449398afe3a0ede7018'
         '5c65a0fe315dd347e09b1f2826a1df5a'
         '10752f954215ca73e632627e5c14fa65')

build() {
    cd ${srcdir}/?esa-*
    
    patch -p1 -i ${srcdir}/llvm32.patch
    
   autoreconf -vfi
    ./configure --prefix=/usr \
    --with-dri-driverdir=/usr/lib/xorg/modules/dri \
    --with-gallium-drivers=r300,r600,nouveau,svga,swrast \
    --with-dri-drivers=i915,i965,r200,radeon,nouveau,swrast \
    --enable-gallium-llvm \
    --enable-gallium-egl \
    --with-egl-platforms=x11,drm \
    --enable-shared-glapi \
    --enable-gbm \
    --enable-glx-tls \
    --enable-dri \
    --enable-glx \
    --enable-osmesa \
    --enable-gles1 \
    --enable-gles2 \
    --enable-egl \
    --enable-texture-float \
    --enable-xa \
    --enable-vdpau
    
    # fix a build break with new llvm
    sed -i "s:-Werror=implicit-function-declaration::" src/gallium/drivers/r600/Makefile

  make
}

package_libgl() {
  depends=('libdrm>=2.4.30' 'libxxf86vm>=1.1.1' 'libxdamage>=1.1.3' 'expat>=2.0.1' 'libglapi' 'gcc-libs')
  pkgdesc="Mesa 3-D graphics library and DRI software rasterizer"
  replaces=('unichrome-dri' 'mach64-dri' 'mga-dri' 'r128-dri' 'savage-dri' 'sis-dri' 'tdfx-dri')

  # linking because of split package
  make -C ${srcdir}/?esa-*/src/mapi/shared-glapi DESTDIR="${pkgdir}" install

  # libGL & libdricore
  make -C ${srcdir}/?esa-*/src/glx DESTDIR="${pkgdir}" install
  make -C ${srcdir}/?esa-*/src/mesa/libdricore DESTDIR="${pkgdir}" install

  # remove conflicting files
  make -C ${srcdir}/?esa-*/src/mapi/shared-glapi DESTDIR="${pkgdir}" uninstall

  make -C ${srcdir}/?esa-*/src/gallium/targets/dri-swrast DESTDIR="${pkgdir}" install

  install -m755 -d "${pkgdir}/usr/lib/xorg/modules/extensions"
  ln -s libglx.xorg "${pkgdir}/usr/lib/xorg/modules/extensions/libglx.so"

  install -m755 -d "${pkgdir}/usr/share/licenses/libgl"
  install -m644 "${srcdir}/LICENSE" "${pkgdir}/usr/share/licenses/libgl/"
}

package_libglapi() {
  depends=('glibc')
  pkgdesc="free implementation of the GL API -- shared library. The Mesa GL API module is responsible for dispatching all the gl* functions"

  make -C ${srcdir}/?esa-*/src/mapi/shared-glapi DESTDIR="${pkgdir}" install

  install -m755 -d "${pkgdir}/usr/share/licenses/libglapi"
  install -m644 "${srcdir}/LICENSE" "${pkgdir}/usr/share/licenses/libglapi/"
}

package_mesa() {
  depends=('libglapi' 'libgl' 'libx11' 'libxt' 'gcc-libs' 'dri2proto' 'glproto' 'glu') #dri2proto + glproto needed for gl.pc
  optdepends=('opengl-man-pages: for the OpenGL API man pages')
  pkgdesc="Mesa 3-D graphics libraries and include files"
  provides=('libgles' 'libegl' 'khrplatform-devel' 'ati-dri' 'intel-dri' 'svga-dri' 'nouveau-dri')
  conflicts=('libgles' 'libegl' 'khrplatform-devel' 'ati-dri' 'intel-dri' 'svga-dri' 'nouveau-dri')
  replaces=('libgles' 'libegl' 'khrplatform-devel' 'ati-dri' 'intel-dri' 'svga-dri' 'nouveau-dri')

  cd ${srcdir}/?esa-*   
  make DESTDIR="${pkgdir}" install

  rm -f "${pkgdir}/usr/lib/libGL.so"*
  rm -f "${pkgdir}/usr/lib/libGL.la"
  rm -f "${pkgdir}/usr/lib/libglapi.so"*
  rm -f "${pkgdir}/usr/lib/xorg/modules/dri/swrast_dri.so"*
  make -C ${srcdir}/?esa-*/src/mapi/shared-glapi DESTDIR="${pkgdir}" uninstall
  make -C ${srcdir}/?esa-*/src/mesa/libdricore DESTDIR="${pkgdir}" uninstall

  install -m755 -d "${pkgdir}/usr/share/licenses/mesa"
  install -m644 "${srcdir}/LICENSE" "${pkgdir}/usr/share/licenses/mesa/"
}