mesa: Add ssvb's modified mesa with -opengl support

5 files changed, 545 insertions, 0 deletions

diff --git a/media-libs/mesa/Manifest b/media-libs/mesa/Manifest
index 41d2fbb..5230860 100644
--- a/media-libs/mesa/Manifest
+++ b/media-libs/mesa/Manifest
@@ -1,6 +1,11 @@
 AUX 01-Partial-llvm-3.3-fix.patch 1219 SHA256 fd0833f10f955d76e71caba0b9afdd030449c1e29576896a5734f4b1b58a46da SHA512 2884a271d9eae8ead1e3a131af32c460e3501fc035ec62d0d8022bed24fcfb4c4ebdeb3fa8f6fd057499214636ff88941acf16d3d57e98484664eddfa5d6762d WHIRLPOOL 07f2b38e239e07ab9111bc01f74e26f118adaa09729d43b9c1db71375b14b96a0465b4c2287b1cfd36d91f562caf7632919f16f52a9dedc6177b99b3742ffab2
 AUX 02-Part-deux-llvm-3.3-fix.patch 798 SHA256 88a29ceef633c85a37455d27d6604bf7eb2002c59945b07aabcbf258238849d1 SHA512 2fa3809d79e18fd26faf781f6103a8442eabb7771b027487ace971dc835175cb0a9a1e7b8da5829b866ec70e3a6176c979e697b6c3f8f498b4ca97be7a639a53 WHIRLPOOL 27208f0b0c308da2b150a3d2f8510cd920ad5990259d512d256266ea20708c4c23d5020712a6c92d7dd1fac84b87c8ea122b38763cb5bda06190a8cd3ced90b2
+AUX eselect-mesa.conf.8.1 1622 SHA256 a7a4306084885dc624304a8893ca4f5645f7f1fe31322f9fb663e5a103f69221 SHA512 58eacf1304ebaa0116ea3c53fafdddb8c94738e31daad8546ac33b46dc51b81a6bccb48c167afe792c7fd41ca5054d8e66123f524b0623ad3e603ed4872f9dc4 WHIRLPOOL 7af55e3cb9448f4b3b4c463443e078a5559588371767e10b5890918d84bfeb16797f11ffabf9aaa205db70c550c5dfc18fe709b3a2e00746d93d4bf4944124b1
 AUX eselect-mesa.conf.9.2 1676 SHA256 bcf5f77140b4695f147d4cd3c2db4b954fb57eccfd4475c7f7c4866edda8436e SHA512 d0061359638c0d9729ba1035fd7740c84d59f538adc11af2ee671b5ddbc83c420159efbefcc39ea680f06d20507f1e1d76b528712a07baeca901a413ba7b55df WHIRLPOOL 0fc650223a1910305bb2c4b7b946ac8b83b5b1ba0b79b586a96303a369b30c9c03dc658a6e8e9a29c5c4605f3865e245be0a0e6a27c40ac37402e8a2616b3ace
 AUX glx_ro_text_segm.patch 731 SHA256 e36af5b530fdbe2b0e62a035bf4bf4baef267c3dc56133d1a58e56899ebffc5c SHA512 90d04d1268cc90e1c5596b49b143895eba99d4e7f7d9bb5f699725c1308e3995edac44e3f61536c7ce70ebf5df84a5a22c18fa84fb54fbddb339f908975bb43c WHIRLPOOL 42171ef67930bebdcfdfcb0c9370234791c6125be760b6419abfff44bd65899982167d6da4d6eb4198383438e6376b4b695109af158083b903071c545160d883
+AUX mesa-8.1-dont-require-llvm-for-r300.patch 861 SHA256 7ca0a7135834448ea7ca27903a40bf3b0a39325613f8a66a718407aa28504fbf SHA512 a2e7ed3b9b51c3a9a98d83c8fdeb8b777a4877fac25e969b01ff92d6971c10dda9f64e6310c739597ad7ba04106c72925ee5931417f2b8d764f9bd799efd2142 WHIRLPOOL a82863366507835ec0a6562f70389e0d050fd23ea25e7c113ef4a0e1298a1543afa8c1fa51c90ece83f41ac6f3bda6083fd50b8f1292b863cd320186fba8f732
+AUX mesa-9.1-optional-gl-headers.patch 1455 SHA256 779e99d020e6292b05ec70bad4323d6d4ef6d8862c727724550823c9d6297427 SHA512 db121d1db5f146708041a593f4edeedc612b973c4257501afa9a3c6edf96fef703e69c7bc17ee1ba59828d882bedd3da4555dcf20e7ec4d0ac3362f9f3070081 WHIRLPOOL 1b30cd5bbe6bad4d128d572ab0c6b3479e566ecb482073ebb5abfbc2e1298b4ec51ac32b97030e3bf36a80e0acd7dab913de28efd259124432b5c61e0dba2fb6
 AUX mesa-9999-dont-require-llvm-for-r300.patch 524 SHA256 7e57cb037a57c8c4ef49be93d6f53bd9f002d918bf91c77158da4a4980fbbd66 SHA512 c5b4b40636a4bab64338a0be730f10ec546ff1da31fdde83c628485a5569cc021042fdb17e2ddbc39b86ab6e72e805ed28af9a98ebed320d23084e2575d6437b WHIRLPOOL 7c896f1be7353c964247fd60f517bb100779a02f08166ca509d4b2924c3cd45aba4cc5d45f0eeb171c4ef5d105e5a93316bd24af1342510ba8bde385ea709854
+DIST MesaLib-9.1.6.tar.bz2 6134267 SHA256 e632dff0acafad0a59dc208d16dedb37f7bd58f94c5d58c4b51912e41d005e3d SHA512 b23d0cc3515b56636f73c4d3247212f8c731c967f5ecf8c247a3bd359038ed374c23eb1bb0da17a9152f8b8d984acd134fa9823d9349285287e58676419b4d40 WHIRLPOOL 4e3c07c893060f77cade242d904c1ec4c1c2982b6b3d9ff188b3d809ad8592408c34bd71276f0e8dfa38bce58a82e146b25064cfa50d3ce6d52a7b69a694690a
+EBUILD mesa-9.1.6-r100.ebuild 11215 SHA256 1d82be7ea0113b263ade762b21235d87c2732d1afdf7a945d4fe17adec80bd3b SHA512 89f35c0043818e4cb828c066b5759fa59ec528a7397b241a85075da15f66323be6b24ec4473e82f78164bf61788758cc226c6b79133d7de750e94d53bac8e659 WHIRLPOOL e77104786a5321ec122a753d2c68a68d797ed20e88d9b59032cc553fbfd5ef827795f7c276cde88e6e91326bf9afbc259c5c7b92f5bbd4888fe75ae027d5ab59
 EBUILD mesa-9999.ebuild 12347 SHA256 6ba7483572567d90aa1d0b071c28f5012a1abf68de1b9acf541ced276f4feeb1 SHA512 3e4af06e3f8c6a2e007ab10cc735d53e1a4dd437c9f35fcbafe0d52b2aa32dd8feec58b60b176dae1a58c15371b7e876a824c79ecb7180bb00987c4b96373046 WHIRLPOOL 2405c117566a9d8bb4681e9607fc82ad6af5c39ebc5a4c2297275457b9c06005a61b5ae6c0ce5a1b6f8e0043b7bbbc0669a9073561cbf472e9410fb1f9e09497
diff --git a/media-libs/mesa/files/eselect-mesa.conf.8.1 b/media-libs/mesa/files/eselect-mesa.conf.8.1
new file mode 100644
index 0000000..63a21aa
--- /dev/null
+++ b/media-libs/mesa/files/eselect-mesa.conf.8.1
@@ -0,0 +1,38 @@
+# mesa classic/gallium implementations in this release
+
+# Syntax description:
+# * MESA_IMPLEMENTATIONS contains a space-delimited list of switchable
+#   classic/gallium implementations.
+# * MESA_DRIVERS is an associative array, for each member "foo" of
+#   MESA_IMPLEMENTATIONS it contains the following elements:
+#   foo,description - Human-readable description of the driver
+#   foo,classicdriver - Filename of the classic driver
+#   foo,galliumdriver - Filename of the gallium driver
+#   foo,default - which of classic or gallium is chosen by default
+
+MESA_IMPLEMENTATIONS="i915 i965 r300 r600 sw"
+declare -A MESA_DRIVERS || die "MESA_DRIVERS already in environment and not associative."
+
+MESA_DRIVERS[i915,description]="i915 (Intel 915, 945)"
+MESA_DRIVERS[i915,classicdriver]="i915_dri.so"
+MESA_DRIVERS[i915,galliumdriver]="i915g_dri.so"
+MESA_DRIVERS[i915,default]="gallium"
+
+MESA_DRIVERS[i965,description]="i965 (Intel 965, G/Q3x, G/Q4x)"
+MESA_DRIVERS[i965,classicdriver]="i965_dri.so"
+MESA_DRIVERS[i965,default]="classic"
+
+MESA_DRIVERS[r300,description]="r300 (Radeon R300-R500)"
+MESA_DRIVERS[r300,classicdriver]="r300_dri.so"
+MESA_DRIVERS[r300,galliumdriver]="r300g_dri.so"
+MESA_DRIVERS[r300,default]="gallium"
+
+MESA_DRIVERS[r600,description]="r600 (Radeon R600-R700, Evergreen, Northern Islands)"
+MESA_DRIVERS[r600,classicdriver]="r600_dri.so"
+MESA_DRIVERS[r600,galliumdriver]="r600g_dri.so"
+MESA_DRIVERS[r600,default]="gallium"
+
+MESA_DRIVERS[sw,description]="sw (Software renderer)"
+MESA_DRIVERS[sw,classicdriver]="swrast_dri.so"
+MESA_DRIVERS[sw,galliumdriver]="swrastg_dri.so"
+MESA_DRIVERS[sw,default]="gallium"
diff --git a/media-libs/mesa/files/mesa-8.1-dont-require-llvm-for-r300.patch b/media-libs/mesa/files/mesa-8.1-dont-require-llvm-for-r300.patch
new file mode 100644
index 0000000..9fe7e32
--- /dev/null
+++ b/media-libs/mesa/files/mesa-8.1-dont-require-llvm-for-r300.patch
@@ -0,0 +1,25 @@
+--- a/configure.ac	2012-05-12 11:50:09.786970584 +0200
++++ b/configure.ac	2012-05-12 12:00:00.770582272 +0200
+@@ -1922,14 +1922,6 @@
+     fi
+ }
+ 
+-gallium_require_llvm() {
+-    if test "x$MESA_LLVM" = x0; then
+-        case "$host_cpu" in
+-        i*86|x86_64) AC_MSG_ERROR([LLVM is required to build $1 on x86 and x86_64]);;
+-        esac
+-    fi
+-}
+-
+ gallium_require_drm_loader() {
+     if test "x$enable_gallium_loader" = xyes; then
+         PKG_CHECK_MODULES([LIBUDEV], [libudev], [],
+@@ -1962,7 +1954,6 @@
+             ;;
+         xr300)
+             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
+-            gallium_require_llvm "Gallium R300"
+             GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS r300"
+             gallium_check_st "radeon/drm" "dri-r300" "xorg-r300" "" "xvmc-r300" "vdpau-r300" "va-r300"
+             ;;
diff --git a/media-libs/mesa/files/mesa-9.1-optional-gl-headers.patch b/media-libs/mesa/files/mesa-9.1-optional-gl-headers.patch
new file mode 100644
index 0000000..1b1daf7
--- /dev/null
+++ b/media-libs/mesa/files/mesa-9.1-optional-gl-headers.patch
@@ -0,0 +1,52 @@
+diff --git a/configure.ac b/configure.ac
+index 550ee05..9b7230d 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -994,8 +994,10 @@ yes)
+             AC_MSG_ERROR([DRI driver directory '$driver' does not exist])
+     done
+     DRI_DIRS="$dri_drivers"
+-    if test -n "$DRI_DIRS" -a "x$enable_opengl" != xyes; then
+-        AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
++    if test -n "$DRI_DIRS"; then
++        if "x$enable_opengl" != xyes -a "x$enable_egl" != xyes; then
++            AC_MSG_ERROR([--with-dri-drivers requires OpenGL or EGL])
++        fi
+     fi
+     ;;
+ esac
+@@ -1469,7 +1471,7 @@ AC_SUBST([LLVM_INCLUDEDIR])
+ AC_SUBST([LLVM_VERSION])
+ AC_SUBST([CLANG_RESOURCE_DIR])
+ 
+-case "x$enable_opengl$enable_gles1$enable_gles2" in
++case "x$enable_opengl" in
+ x*yes*)
+     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
+     HAVE_OPENGL=yes
+diff --git a/src/mesa/Makefile.am b/src/mesa/Makefile.am
+index 41483dd..be70b92 100644
+--- a/src/mesa/Makefile.am
++++ b/src/mesa/Makefile.am
+@@ -25,8 +25,10 @@ endif
+ 
+ SUBDIRS = program x86 x86-64 . $(DRICORE_SUBDIR) drivers
+ 
++if HAVE_OPENGL
+ gldir = $(includedir)/GL
+ gl_HEADERS = $(top_srcdir)/include/GL/*.h
++endif
+ 
+ .PHONY: main/git_sha1.h.tmp
+ main/git_sha1.h.tmp:
+@@ -128,8 +130,10 @@ libmesagallium_la_LIBADD = \
+         $(top_builddir)/src/mesa/program/libprogram.la \
+         $()
+ 
++if HAVE_OPENGL
+ pkgconfigdir = $(libdir)/pkgconfig
+ pkgconfig_DATA = gl.pc
++endif
+ 
+ # Emacs tags
+ tags:
diff --git a/media-libs/mesa/mesa-9.1.6-r100.ebuild b/media-libs/mesa/mesa-9.1.6-r100.ebuild
new file mode 100644
index 0000000..7ab32ba
--- /dev/null
+++ b/media-libs/mesa/mesa-9.1.6-r100.ebuild
@@ -0,0 +1,425 @@
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/media-libs/mesa/mesa-9.1.6.ebuild,v 1.1 2013/08/02 12:52:38 chithanh Exp $
+
+EAPI=5
+
+EGIT_REPO_URI="git://anongit.freedesktop.org/mesa/mesa"
+
+if [[ ${PV} = 9999* ]]; then
+	GIT_ECLASS="git-2"
+	EXPERIMENTAL="true"
+fi
+
+PYTHON_COMPAT=( python{2_6,2_7} )
+
+inherit base autotools multilib flag-o-matic python-single-r1 toolchain-funcs ${GIT_ECLASS}
+
+OPENGL_DIR="xorg-x11"
+
+MY_PN="${PN/m/M}"
+MY_P="${MY_PN}-${PV/_rc/-rc}"
+MY_SRC_P="${MY_PN}Lib-${PV/_rc/-rc}"
+
+FOLDER="${PV/_rc*/}"
+
+DESCRIPTION="OpenGL-like graphic library for Linux"
+HOMEPAGE="http://mesa3d.sourceforge.net/"
+
+#SRC_PATCHES="mirror://gentoo/${PN}-9.1-gentoo-patches-05.tar.bz2"
+if [[ $PV = 9999* ]]; then
+	SRC_URI="${SRC_PATCHES}"
+else
+	SRC_URI="ftp://ftp.freedesktop.org/pub/mesa/${FOLDER}/${MY_SRC_P}.tar.bz2
+		${SRC_PATCHES}"
+fi
+
+# The code is MIT/X11.
+# GLES[2]/gl[2]{,ext,platform}.h are SGI-B-2.0
+LICENSE="MIT SGI-B-2.0"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~x86-freebsd ~amd64-linux ~arm-linux ~ia64-linux ~x86-linux ~sparc-solaris ~x64-solaris ~x86-solaris"
+
+INTEL_CARDS="i915 i965 intel"
+RADEON_CARDS="r100 r200 r300 r600 radeon radeonsi"
+VIDEO_CARDS="${INTEL_CARDS} ${RADEON_CARDS} nouveau vmware"
+for card in ${VIDEO_CARDS}; do
+	IUSE_VIDEO_CARDS+=" video_cards_${card}"
+done
+
+IUSE="${IUSE_VIDEO_CARDS}
+	bindist +classic debug +egl +gallium gbm gles1 gles2 +opengl +llvm +nptl
+	openvg osmesa pax_kernel pic r600-llvm-compiler selinux +shared-glapi vdpau
+	wayland xvmc xa xorg kernel_FreeBSD"
+
+REQUIRED_USE="
+	llvm?   ( gallium )
+	openvg? ( egl gallium )
+	gbm?    ( shared-glapi )
+	gles1?  ( egl )
+	gles2?  ( egl )
+	r600-llvm-compiler? ( gallium llvm || ( video_cards_r600 video_cards_radeon ) )
+	wayland? ( egl )
+	xa?  ( gallium )
+	xorg?  ( gallium )
+	video_cards_intel?  ( || ( classic gallium ) )
+	video_cards_i915?   ( || ( classic gallium ) )
+	video_cards_i965?   ( classic )
+	video_cards_nouveau? ( || ( classic gallium ) )
+	video_cards_radeon? ( || ( classic gallium ) )
+	video_cards_r100?   ( classic )
+	video_cards_r200?   ( classic )
+	video_cards_r300?   ( gallium )
+	video_cards_r600?   ( gallium )
+	video_cards_radeonsi?   ( gallium llvm )
+	video_cards_vmware? ( gallium )
+"
+
+LIBDRM_DEPSTRING=">=x11-libs/libdrm-2.4.42"
+# keep correct libdrm and dri2proto dep
+# keep blocks in rdepend for binpkg
+RDEPEND="
+	!<x11-base/xorg-server-1.7
+	!<=x11-proto/xf86driproto-2.0.3
+	classic? ( app-admin/eselect-mesa )
+	gallium? ( app-admin/eselect-mesa )
+	>=app-admin/eselect-opengl-1.2.7
+	dev-libs/expat
+	gbm? ( virtual/udev )
+	>=x11-libs/libX11-1.3.99.901
+	x11-libs/libXdamage
+	x11-libs/libXext
+	x11-libs/libXxf86vm
+	>=x11-libs/libxcb-1.8.1
+	vdpau? ( >=x11-libs/libvdpau-0.4.1 )
+	wayland? ( >=dev-libs/wayland-1.0.3 )
+	xorg? (
+		x11-base/xorg-server:=[-minimal]
+		x11-libs/libdrm[libkms]
+	)
+	xvmc? ( >=x11-libs/libXvMC-1.0.6 )
+	${LIBDRM_DEPSTRING}[video_cards_nouveau?,video_cards_vmware?]
+"
+for card in ${INTEL_CARDS}; do
+	RDEPEND="${RDEPEND}
+		video_cards_${card}? ( ${LIBDRM_DEPSTRING}[video_cards_intel] )
+	"
+done
+
+for card in ${RADEON_CARDS}; do
+	RDEPEND="${RDEPEND}
+		video_cards_${card}? ( ${LIBDRM_DEPSTRING}[video_cards_radeon] )
+	"
+done
+
+DEPEND="${RDEPEND}
+	llvm? (
+		>=sys-devel/llvm-2.9
+		r600-llvm-compiler? ( sys-devel/llvm[video_cards_radeon] )
+		video_cards_radeonsi? ( sys-devel/llvm[video_cards_radeon] )
+	)
+	${PYTHON_DEPS}
+	dev-libs/libxml2[python,${PYTHON_USEDEP}]
+	sys-devel/bison
+	sys-devel/flex
+	virtual/pkgconfig
+	>=x11-proto/dri2proto-2.6
+	opengl? ( >=x11-proto/glproto-1.4.15-r1 )
+	>=x11-proto/xextproto-7.0.99.1
+	x11-proto/xf86driproto
+	x11-proto/xf86vidmodeproto
+"
+
+S="${WORKDIR}/${MY_P}"
+
+# It is slow without texrels, if someone wants slow
+# mesa without texrels +pic use is worth the shot
+QA_EXECSTACK="usr/lib*/opengl/xorg-x11/lib/libGL.so*"
+QA_WX_LOAD="usr/lib*/opengl/xorg-x11/lib/libGL.so*"
+
+# Think about: ggi, fbcon, no-X configs
+
+pkg_setup() {
+	# workaround toc-issue wrt #386545
+	use ppc64 && append-flags -mminimal-toc
+
+	python-single-r1_pkg_setup
+}
+
+src_unpack() {
+	default
+	[[ $PV = 9999* ]] && git-2_src_unpack
+}
+
+src_prepare() {
+	# apply patches
+	if [[ ${PV} != 9999* && -n ${SRC_PATCHES} ]]; then
+		EPATCH_FORCE="yes" \
+		EPATCH_SOURCE="${WORKDIR}/patches" \
+		EPATCH_SUFFIX="patch" \
+		epatch
+	fi
+
+	# relax the requirement that r300 must have llvm, bug 380303
+	epatch "${FILESDIR}"/${PN}-8.1-dont-require-llvm-for-r300.patch
+	epatch "${FILESDIR}"/${PN}-9.1-optional-gl-headers.patch
+
+	# fix for hardened pax_kernel, bug 240956
+	[[ ${PV} != 9999* ]] && epatch "${FILESDIR}"/glx_ro_text_segm.patch
+
+	# Solaris needs some recent POSIX stuff in our case
+	if [[ ${CHOST} == *-solaris* ]] ; then
+		sed -i -e "s/-DSVR4/-D_POSIX_C_SOURCE=200112L/" configure.ac || die
+	fi
+
+	# Tests fail against python-3, bug #407887
+	sed -i 's|/usr/bin/env python|/usr/bin/env python2|' src/glsl/tests/compare_ir || die
+
+	base_src_prepare
+
+	eautoreconf
+}
+
+src_configure() {
+	local myconf
+
+	if use classic; then
+	# Configurable DRI drivers
+		driver_enable swrast
+
+	# Intel code
+		driver_enable video_cards_i915 i915
+		driver_enable video_cards_i965 i965
+			if ! use video_cards_i915 && \
+				! use video_cards_i965; then
+			driver_enable video_cards_intel i915 i965
+		fi
+
+		# Nouveau code
+		driver_enable video_cards_nouveau nouveau
+
+		# ATI code
+		driver_enable video_cards_r100 radeon
+		driver_enable video_cards_r200 r200
+		if ! use video_cards_r100 && \
+				! use video_cards_r200; then
+			driver_enable video_cards_radeon radeon r200
+		fi
+	fi
+
+	if use egl; then
+		myconf+="
+			--with-egl-platforms=x11$(use wayland && echo ",wayland")$(use gbm && echo ",drm")
+			$(use_enable gallium gallium-egl)
+		"
+	fi
+
+	if use gallium; then
+		myconf+="
+			$(use_enable llvm gallium-llvm)
+			$(use_enable openvg)
+			$(use_enable r600-llvm-compiler)
+			$(use_enable vdpau)
+			$(use_enable xvmc)
+		"
+		gallium_enable swrast
+		gallium_enable video_cards_vmware svga
+		gallium_enable video_cards_nouveau nouveau
+		gallium_enable video_cards_i915 i915
+		if ! use video_cards_i915; then
+			gallium_enable video_cards_intel i915
+		fi
+
+		gallium_enable video_cards_r300 r300
+		gallium_enable video_cards_r600 r600
+		gallium_enable video_cards_radeonsi radeonsi
+		if ! use video_cards_r300 && \
+				! use video_cards_r600; then
+			gallium_enable video_cards_radeon r300 r600
+		fi
+	fi
+
+	# x86 hardened pax_kernel needs glx-rts, bug 240956
+	if use pax_kernel; then
+		myconf+="
+			$(use_enable x86 glx-rts)
+		"
+	fi
+
+	# build fails with BSD indent, bug #428112
+	use userland_GNU || export INDENT=cat
+
+	econf \
+		--enable-dri \
+		--enable-glx \
+		$(use_enable !bindist texture-float) \
+		$(use_enable debug) \
+		$(use_enable egl) \
+		$(use_enable gbm) \
+		$(use_enable gles1) \
+		$(use_enable gles2) \
+		$(use_enable opengl) \
+		$(use_enable nptl glx-tls) \
+		$(use_enable osmesa) \
+		$(use_enable !pic asm) \
+		$(use_enable shared-glapi) \
+		$(use_enable xa) \
+		$(use_enable xorg) \
+		--with-dri-drivers=${DRI_DRIVERS} \
+		--with-gallium-drivers=${GALLIUM_DRIVERS} \
+		PYTHON2="${PYTHON}" \
+		${myconf}
+}
+
+src_install() {
+	base_src_install
+
+	find "${ED}" -name '*.la' -exec rm -f {} + || die
+
+	if use !bindist; then
+		dodoc docs/patents.txt
+	fi
+
+	# Install config file for eselect mesa
+	insinto /usr/share/mesa
+	newins "${FILESDIR}/eselect-mesa.conf.8.1" eselect-mesa.conf
+
+	# Move libGL and others from /usr/lib to /usr/lib/opengl/blah/lib
+	# because user can eselect desired GL provider.
+	ebegin "Moving libGL and friends for dynamic switching"
+		local x
+		local gl_dir="/usr/$(get_libdir)/opengl/${OPENGL_DIR}/"
+		dodir ${gl_dir}/{lib,extensions,include/GL}
+		for x in "${ED}"/usr/$(get_libdir)/lib{EGL,GL*,OpenVG}.{la,a,so*}; do
+			if [ -f ${x} -o -L ${x} ]; then
+				mv -f "${x}" "${ED}${gl_dir}"/lib \
+					|| die "Failed to move ${x}"
+			fi
+		done
+		for x in "${ED}"/usr/include/GL/{gl.h,glx.h,glext.h,glxext.h}; do
+			if [ -f ${x} -o -L ${x} ]; then
+				mv -f "${x}" "${ED}${gl_dir}"/include/GL \
+					|| die "Failed to move ${x}"
+			fi
+		done
+		for x in "${ED}"/usr/include/{EGL,GLES*,VG,KHR}; do
+			if [ -d ${x} ]; then
+				mv -f "${x}" "${ED}${gl_dir}"/include \
+					|| die "Failed to move ${x}"
+			fi
+		done
+	eend $?
+
+	if use classic || use gallium; then
+			ebegin "Moving DRI/Gallium drivers for dynamic switching"
+			local gallium_drivers=( i915_dri.so i965_dri.so r300_dri.so r600_dri.so swrast_dri.so )
+			keepdir /usr/$(get_libdir)/dri
+			dodir /usr/$(get_libdir)/mesa
+			for x in ${gallium_drivers[@]}; do
+				if [ -f "${S}/$(get_libdir)/gallium/${x}" ]; then
+					mv -f "${ED}/usr/$(get_libdir)/dri/${x}" "${ED}/usr/$(get_libdir)/dri/${x/_dri.so/g_dri.so}" \
+						|| die "Failed to move ${x}"
+					insinto "/usr/$(get_libdir)/dri/"
+					if [ -f "${S}/$(get_libdir)/${x}" ]; then
+						insopts -m0755
+						doins "${S}/$(get_libdir)/${x}"
+					fi
+				fi
+			done
+			for x in "${ED}"/usr/$(get_libdir)/dri/*.so; do
+				if [ -f ${x} -o -L ${x} ]; then
+					mv -f "${x}" "${x/dri/mesa}" \
+						|| die "Failed to move ${x}"
+				fi
+			done
+			pushd "${ED}"/usr/$(get_libdir)/dri || die "pushd failed"
+			ln -s ../mesa/*.so . || die "Creating symlink failed"
+			# remove symlinks to drivers known to eselect
+			for x in ${gallium_drivers[@]}; do
+				if [ -f ${x} -o -L ${x} ]; then
+					rm "${x}" || die "Failed to remove ${x}"
+				fi
+			done
+			popd
+		eend $?
+	fi
+
+	if use !opengl; then
+		touch "${ED}/usr/$(get_libdir)/opengl/${OPENGL_DIR}/.gles-only"
+	fi
+}
+
+pkg_postinst() {
+	# Switch to the xorg implementation.
+	echo
+	eselect opengl set --use-old ${OPENGL_DIR}
+
+	# switch to xorg-x11 and back if necessary, bug #374647 comment 11
+	OLD_IMPLEM="$(eselect opengl show)"
+	if [[ ${OPENGL_DIR}x != ${OLD_IMPLEM}x ]]; then
+		eselect opengl set ${OPENGL_DIR}
+		eselect opengl set ${OLD_IMPLEM}
+	fi
+
+	# Select classic/gallium drivers
+	if use classic || use gallium; then
+		eselect mesa set --auto
+	fi
+
+	# warn about patent encumbered texture-float
+	if use !bindist; then
+		elog "USE=\"bindist\" was not set. Potentially patent encumbered code was"
+		elog "enabled. Please see patents.txt for an explanation."
+	fi
+
+	local using_radeon r_flag
+	for r_flag in ${RADEON_CARDS}; do
+		if use video_cards_${r_flag}; then
+			using_radeon=1
+			break
+		fi
+	done
+
+	if [[ ${using_radeon} = 1 ]] && ! has_version media-libs/libtxc_dxtn; then
+		elog "Note that in order to have full S3TC support, it is necessary to install"
+		elog "media-libs/libtxc_dxtn as well. This may be necessary to get nice"
+		elog "textures in some apps, and some others even require this to run."
+	fi
+}
+
+# $1 - VIDEO_CARDS flag
+# other args - names of DRI drivers to enable
+# TODO: avoid code duplication for a more elegant implementation
+driver_enable() {
+	case $# in
+		# for enabling unconditionally
+		1)
+			DRI_DRIVERS+=",$1"
+			;;
+		*)
+			if use $1; then
+				shift
+				for i in $@; do
+					DRI_DRIVERS+=",${i}"
+				done
+			fi
+			;;
+	esac
+}
+
+gallium_enable() {
+	case $# in
+		# for enabling unconditionally
+		1)
+			GALLIUM_DRIVERS+=",$1"
+			;;
+		*)
+			if use $1; then
+				shift
+				for i in $@; do
+					GALLIUM_DRIVERS+=",${i}"
+				done
+			fi
+			;;
+	esac
+}