gentoo resync : 02.06.2019

4 files changed, 1607 insertions, 0 deletions

diff --git a/media-libs/mesa/Manifest b/media-libs/mesa/Manifest
index 5f80e07442d7..6a8434002fe7 100644
--- a/media-libs/mesa/Manifest
+++ b/media-libs/mesa/Manifest
@@ -2,13 +2,19 @@ DIST mesa-18.3.6.tar.xz 11882744 BLAKE2B f0f0de6d4c40cf01c6b9cb97d772c6386deb3d0
 DIST mesa-19.0.2.tar.xz 11959876 BLAKE2B 4d82a339a1577fb156b48d330157894891326f36cb265421453a5fde5086ee05f83962fde49113f34917f750cfffb40c8bce84bd003fe9d7c1e6900c52dc4d66 SHA512 6b317205efa7d62150fae23489fbad5f062ecde99fb5b210fa7ccbed2e0ef60aee1f1e66e2c606ea5d59193c3218f732556706ab3b645b175044342d88984d51
 DIST mesa-19.0.3.tar.xz 11963844 BLAKE2B 7d8bae717c0a2a6143d3aee35852145a2032d40ad7f4edcd76eec46392f3917787592d13f9695de54a15ea5bcb3dec3181c418ddfb5b69a3e1b52fb796f04eab SHA512 aa170577252aa4157e4bd49076bbf6207e4aada9fc9f23b255de332e816f9c63e5661f752f2f276dd43e232a8926866004e2a2ff9ad4b411330969c2a9a7ffa0
 DIST mesa-19.0.4.tar.xz 11964060 BLAKE2B 5c0d0c6e019792ff6cd195f3b59303e2230fa32c24aa1524c3cccddc56ef6634732e79ff03c7bb20055c0489dbdd7cc103b27989179602f3c9ab332afd531d1a SHA512 431cd9360e1f6376e0966daf82322877b3833032c800f2d86816b37a6f3978d76294a01c3905a01af610582c9541c2a8b52b2e89c56cc954651aa7a790e84ca5
+DIST mesa-19.0.5.tar.xz 11967816 BLAKE2B 941f99194492fcdf4545d06d4f2d576a1a2b206aa9211dd8c3a018877a42dfac4a6d7b4103e781e4c4211661c118b663225252567e22226a866386a8e242f177 SHA512 aecd5ee54ac0316d5e318dbea0abdc06f23e67d75d36eb82d6cf6a396c9e850e1ccf4fa8815f8c4097b6039ebb1524673189350cbfd4b766ce75ce17c26d9d8d
 DIST mesa-19.1.0-rc1.tar.xz 10877180 BLAKE2B 1ea358595875fbe46b58f5445762cec0c0bd6ee087ce9819237373e2b41aacb64365ac9832b20b9f5fb8838c3d2c6c929cd642bba18b99c7ef153ca124135918 SHA512 a56215882a7c22b7b8fe57d5703914d674841e4045676e2cc2e7834d17f4d5a765516bec4f01eea6772c50e1d979cc430e032302f38c6e7a4274bc43a4d647b1
 DIST mesa-19.1.0-rc2.tar.xz 10876808 BLAKE2B 2da9603ea7ec5c1de94ee24c3200f570e4ea127601f370230dc1bf1b64167c6d405fbd6bdb4cdae6be46ed0ff1610f12c0445c3f5a65dd6559e91b6f664872ca SHA512 4d04bec48cbfb17d6dbe7b7700083612e46cbaad3e3630d6219fd1988f5e793cdb5100b8c2531a94b6078f8bb239fef27ed440122d12a2473be5be8648b6a8b1
+DIST mesa-19.1.0-rc3.tar.xz 10878280 BLAKE2B 0b95b82d46a2c72185652fef76a50ec82b51a2f8efa9ca72e2c10eb0443e9ba43c5906de37d2479dc97ed48a8932eebea27de7e08321d7d3205b188af9f64642 SHA512 740d5d13458b54e1942bfe7165938ec414aa7949aa60109ba872236f3b483c7305ac76b1b48c38dc6fd7691748106447757ac081f364952cc9e00f45fa9e2ea5
+DIST mesa-19.1.0-rc4.tar.xz 10877676 BLAKE2B 7d9237b56c74d72c3cf6a218aa3c72e7c3cefe2511a61a9c9a16dcab306a567ffdeb2d4745dcb4113667ffa4ab5b806677e3b065d8574c1cb44419b99d193569 SHA512 04cc5a537d803359b9eb3207f7b7ab1357126fe78ae0a0ba24df51d2fbbf4e0cf1815a60f99a10b33c822c08af0c84adef44849e73c883f5ce30fdae142c5b61
 EBUILD mesa-18.3.6.ebuild 13688 BLAKE2B e8738fc05efad0af1f627af3339abcb609d55bc656402f4a7cd10d0216a0bfd067ae401c357ce4d9bb7b82d81fb8df5129025840d557863a04f183c38a299ef1 SHA512 9a99c7afc94de3e259156b7e48a8059a90bf8069684ba3354e83aa599e50baf6e63ea6c87fbfd672e0f97bf8383cabe93b193d56df840d586929301fc920ae10
 EBUILD mesa-19.0.2.ebuild 13837 BLAKE2B 3add45d862939caa95daf019edca4417c63b9e7d995b01f1ffec5d1ad2d918cb272d0136f357dcb65285ccdaa20a900a246760d56a6f56e0518d5bf32ef99718 SHA512 312e014c322297e5ad3438255689a10ef32c0bb3bcd379aef5f3187648e8d7a2e17587cda27f731f6e3dd9d5bb0719a4c590b6ea1b09b1bac8c54de36f553ce8
 EBUILD mesa-19.0.3.ebuild 13837 BLAKE2B 3add45d862939caa95daf019edca4417c63b9e7d995b01f1ffec5d1ad2d918cb272d0136f357dcb65285ccdaa20a900a246760d56a6f56e0518d5bf32ef99718 SHA512 312e014c322297e5ad3438255689a10ef32c0bb3bcd379aef5f3187648e8d7a2e17587cda27f731f6e3dd9d5bb0719a4c590b6ea1b09b1bac8c54de36f553ce8
 EBUILD mesa-19.0.4.ebuild 13837 BLAKE2B 3add45d862939caa95daf019edca4417c63b9e7d995b01f1ffec5d1ad2d918cb272d0136f357dcb65285ccdaa20a900a246760d56a6f56e0518d5bf32ef99718 SHA512 312e014c322297e5ad3438255689a10ef32c0bb3bcd379aef5f3187648e8d7a2e17587cda27f731f6e3dd9d5bb0719a4c590b6ea1b09b1bac8c54de36f553ce8
+EBUILD mesa-19.0.5.ebuild 13837 BLAKE2B 3add45d862939caa95daf019edca4417c63b9e7d995b01f1ffec5d1ad2d918cb272d0136f357dcb65285ccdaa20a900a246760d56a6f56e0518d5bf32ef99718 SHA512 312e014c322297e5ad3438255689a10ef32c0bb3bcd379aef5f3187648e8d7a2e17587cda27f731f6e3dd9d5bb0719a4c590b6ea1b09b1bac8c54de36f553ce8
 EBUILD mesa-19.1.0_rc1.ebuild 14245 BLAKE2B d4b326ae22614a1433054829ac586b31c616b6142a2054e1202ce442835b56b05b7227d2fce08c7ab3007dbcc82b8652ed4fefa2201b04958791468f04bdecfa SHA512 ffcc6eae28666708750fb807ea96346275f5302a50f5c2f1d40026b8683ad85db381ae62a56449fb510724cd0d8218f28090b300efc52bdc7b0e4b150ee4ba56
 EBUILD mesa-19.1.0_rc2.ebuild 14245 BLAKE2B d4b326ae22614a1433054829ac586b31c616b6142a2054e1202ce442835b56b05b7227d2fce08c7ab3007dbcc82b8652ed4fefa2201b04958791468f04bdecfa SHA512 ffcc6eae28666708750fb807ea96346275f5302a50f5c2f1d40026b8683ad85db381ae62a56449fb510724cd0d8218f28090b300efc52bdc7b0e4b150ee4ba56
+EBUILD mesa-19.1.0_rc3.ebuild 14245 BLAKE2B d4b326ae22614a1433054829ac586b31c616b6142a2054e1202ce442835b56b05b7227d2fce08c7ab3007dbcc82b8652ed4fefa2201b04958791468f04bdecfa SHA512 ffcc6eae28666708750fb807ea96346275f5302a50f5c2f1d40026b8683ad85db381ae62a56449fb510724cd0d8218f28090b300efc52bdc7b0e4b150ee4ba56
+EBUILD mesa-19.1.0_rc4.ebuild 14245 BLAKE2B d4b326ae22614a1433054829ac586b31c616b6142a2054e1202ce442835b56b05b7227d2fce08c7ab3007dbcc82b8652ed4fefa2201b04958791468f04bdecfa SHA512 ffcc6eae28666708750fb807ea96346275f5302a50f5c2f1d40026b8683ad85db381ae62a56449fb510724cd0d8218f28090b300efc52bdc7b0e4b150ee4ba56
 EBUILD mesa-9999.ebuild 14245 BLAKE2B d4b326ae22614a1433054829ac586b31c616b6142a2054e1202ce442835b56b05b7227d2fce08c7ab3007dbcc82b8652ed4fefa2201b04958791468f04bdecfa SHA512 ffcc6eae28666708750fb807ea96346275f5302a50f5c2f1d40026b8683ad85db381ae62a56449fb510724cd0d8218f28090b300efc52bdc7b0e4b150ee4ba56
 MISC metadata.xml 2041 BLAKE2B dd7f78a57123408674d7ca6a8e7a455e84ac668bf9e6552502cf62dc2464f1a62765db5c22c0d4dab82e59a5325ad10d69b436aab96b5a4d5c789f0a7b671469 SHA512 f07128004b03ddfc6d235de15a95c0bd6338133b13daa31907bd2897d65eaa9c8ad1164ec5e21fb7fa6417927a8109cbf86b24bc62b09cfa29d0bb18fcd3c4b1
diff --git a/media-libs/mesa/mesa-19.0.5.ebuild b/media-libs/mesa/mesa-19.0.5.ebuild
new file mode 100644
index 000000000000..6e5cc0499b8b
--- /dev/null
+++ b/media-libs/mesa/mesa-19.0.5.ebuild
@@ -0,0 +1,525 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python3_5 python3_6 python3_7 )
+
+inherit llvm meson multilib-minimal pax-utils python-any-r1
+
+OPENGL_DIR="xorg-x11"
+
+MY_P="${P/_/-}"
+
+DESCRIPTION="OpenGL-like graphic library for Linux"
+HOMEPAGE="https://www.mesa3d.org/ https://mesa.freedesktop.org/"
+
+if [[ ${PV} == 9999 ]]; then
+	EGIT_REPO_URI="https://gitlab.freedesktop.org/mesa/mesa.git"
+	EXPERIMENTAL="true"
+	inherit git-r3
+else
+	SRC_URI="https://mesa.freedesktop.org/archive/${MY_P}.tar.xz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~sparc-solaris ~x64-solaris ~x86-solaris"
+fi
+
+LICENSE="MIT"
+SLOT="0"
+RESTRICT="
+	!test? ( test )
+"
+
+RADEON_CARDS="r100 r200 r300 r600 radeon radeonsi"
+VIDEO_CARDS="${RADEON_CARDS} freedreno i915 i965 imx intel nouveau vc4 virgl vivante vmware"
+for card in ${VIDEO_CARDS}; do
+	IUSE_VIDEO_CARDS+=" video_cards_${card}"
+done
+
+IUSE="${IUSE_VIDEO_CARDS}
+	+classic d3d9 debug +dri3 +egl +gallium +gbm gles1 +gles2 +libglvnd +llvm
+	lm_sensors opencl osmesa pax_kernel pic selinux test unwind vaapi valgrind
+	vdpau vulkan wayland xa xvmc"
+
+REQUIRED_USE="
+	d3d9?   ( dri3 || ( video_cards_r300 video_cards_r600 video_cards_radeonsi video_cards_nouveau video_cards_vmware ) )
+	gles1?  ( egl )
+	gles2?  ( egl )
+	vulkan? ( dri3
+			  || ( video_cards_i965 video_cards_radeonsi )
+			  video_cards_radeonsi? ( llvm ) )
+	wayland? ( egl gbm )
+	video_cards_freedreno?  ( gallium )
+	video_cards_intel?  ( classic )
+	video_cards_i915?   ( || ( classic gallium ) )
+	video_cards_i965?   ( classic )
+	video_cards_imx?    ( gallium video_cards_vivante )
+	video_cards_nouveau? ( || ( classic gallium ) )
+	video_cards_radeon? ( || ( classic gallium )
+						  gallium? ( x86? ( llvm ) amd64? ( llvm ) ) )
+	video_cards_r100?   ( classic )
+	video_cards_r200?   ( classic )
+	video_cards_r300?   ( gallium x86? ( llvm ) amd64? ( llvm ) )
+	video_cards_r600?   ( gallium )
+	video_cards_radeonsi?   ( gallium llvm )
+	video_cards_vc4? ( gallium )
+	video_cards_virgl? ( gallium )
+	video_cards_vivante? ( gallium gbm )
+	video_cards_vmware? ( gallium )
+"
+
+LIBDRM_DEPSTRING=">=x11-libs/libdrm-2.4.97"
+RDEPEND="
+	!app-eselect/eselect-mesa
+	>=dev-libs/expat-2.1.0-r3:=[${MULTILIB_USEDEP}]
+	>=sys-libs/zlib-1.2.8[${MULTILIB_USEDEP}]
+	>=x11-libs/libX11-1.6.2:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libxshmfence-1.1:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXdamage-1.1.4-r1:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXext-1.3.2:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXxf86vm-1.1.3:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libxcb-1.13:=[${MULTILIB_USEDEP}]
+	x11-libs/libXfixes:=[${MULTILIB_USEDEP}]
+	libglvnd? (
+		media-libs/libglvnd[${MULTILIB_USEDEP}]
+		!app-eselect/eselect-opengl
+	)
+	!libglvnd? (
+		>=app-eselect/eselect-opengl-1.3.0
+	)
+	gallium? (
+		unwind? ( sys-libs/libunwind[${MULTILIB_USEDEP}] )
+		llvm? (
+			video_cards_radeonsi? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+			video_cards_r600? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+			video_cards_radeon? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+		)
+		lm_sensors? ( sys-apps/lm_sensors:=[${MULTILIB_USEDEP}] )
+		opencl? (
+					dev-libs/ocl-icd[khronos-headers,${MULTILIB_USEDEP}]
+					dev-libs/libclc
+					virtual/libelf:0=[${MULTILIB_USEDEP}]
+				)
+		vaapi? (
+			>=x11-libs/libva-1.7.3:=[${MULTILIB_USEDEP}]
+			video_cards_nouveau? ( !<=x11-libs/libva-vdpau-driver-0.7.4-r3 )
+		)
+		vdpau? ( >=x11-libs/libvdpau-1.1:=[${MULTILIB_USEDEP}] )
+		xvmc? ( >=x11-libs/libXvMC-1.0.8:=[${MULTILIB_USEDEP}] )
+	)
+	wayland? (
+		>=dev-libs/wayland-1.15.0:=[${MULTILIB_USEDEP}]
+		>=dev-libs/wayland-protocols-1.8
+	)
+	${LIBDRM_DEPSTRING}[video_cards_freedreno?,video_cards_nouveau?,video_cards_vc4?,video_cards_vivante?,video_cards_vmware?,${MULTILIB_USEDEP}]
+
+	video_cards_intel? (
+		!video_cards_i965? ( ${LIBDRM_DEPSTRING}[video_cards_intel] )
+	)
+	video_cards_i915? ( ${LIBDRM_DEPSTRING}[video_cards_intel] )
+"
+for card in ${RADEON_CARDS}; do
+	RDEPEND="${RDEPEND}
+		video_cards_${card}? ( ${LIBDRM_DEPSTRING}[video_cards_radeon] )
+	"
+done
+RDEPEND="${RDEPEND}
+	video_cards_radeonsi? ( ${LIBDRM_DEPSTRING}[video_cards_amdgpu] )
+"
+
+# Please keep the LLVM dependency block separate. Since LLVM is slotted,
+# we need to *really* make sure we're not pulling one than more slot
+# simultaneously.
+#
+# How to use it:
+# 1. List all the working slots (with min versions) in ||, newest first.
+# 2. Update the := to specify *max* version, e.g. < 9.
+# 3. Specify LLVM_MAX_SLOT, e.g. 8.
+LLVM_MAX_SLOT="8"
+LLVM_DEPSTR="
+	|| (
+		sys-devel/llvm:8[${MULTILIB_USEDEP}]
+		sys-devel/llvm:7[${MULTILIB_USEDEP}]
+	)
+	<sys-devel/llvm-9:=[${MULTILIB_USEDEP}]
+"
+LLVM_DEPSTR_AMDGPU=${LLVM_DEPSTR//]/,llvm_targets_AMDGPU(-)]}
+CLANG_DEPSTR=${LLVM_DEPSTR//llvm/clang}
+CLANG_DEPSTR_AMDGPU=${CLANG_DEPSTR//]/,llvm_targets_AMDGPU(-)]}
+RDEPEND="${RDEPEND}
+	llvm? (
+		opencl? (
+			video_cards_r600? (
+				${CLANG_DEPSTR_AMDGPU}
+			)
+			!video_cards_r600? (
+				video_cards_radeonsi? (
+					${CLANG_DEPSTR_AMDGPU}
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeonsi? (
+					video_cards_radeon? (
+						${CLANG_DEPSTR_AMDGPU}
+					)
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeon? (
+					!video_cards_radeonsi? (
+						${CLANG_DEPSTR}
+					)
+				)
+			)
+		)
+		!opencl? (
+			video_cards_r600? (
+				${LLVM_DEPSTR_AMDGPU}
+			)
+			!video_cards_r600? (
+				video_cards_radeonsi? (
+					${LLVM_DEPSTR_AMDGPU}
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeonsi? (
+					video_cards_radeon? (
+						${LLVM_DEPSTR_AMDGPU}
+					)
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeon? (
+					!video_cards_radeonsi? (
+						${LLVM_DEPSTR}
+					)
+				)
+			)
+		)
+	)
+"
+unset {LLVM,CLANG}_DEPSTR{,_AMDGPU}
+
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	opencl? (
+		>=sys-devel/gcc-4.6
+	)
+	sys-devel/bison
+	sys-devel/flex
+	sys-devel/gettext
+	virtual/pkgconfig
+	valgrind? ( dev-util/valgrind )
+	x11-base/xorg-proto
+	x11-libs/libXrandr[${MULTILIB_USEDEP}]
+	$(python_gen_any_dep ">=dev-python/mako-0.8.0[\${PYTHON_USEDEP}]")
+"
+
+S="${WORKDIR}/${MY_P}"
+EGIT_CHECKOUT_DIR=${S}
+
+QA_WX_LOAD="
+x86? (
+	!pic? (
+		usr/lib*/libglapi.so.0.0.0
+		usr/lib*/libGLESv1_CM.so.1.0.0
+		usr/lib*/libGLESv2.so.2.0.0
+		usr/lib*/libGL.so.1.2.0
+		usr/lib*/libOSMesa.so.8.0.0
+	)
+)"
+
+llvm_check_deps() {
+	local flags=${MULTILIB_USEDEP}
+	if use video_cards_r600 || use video_cards_radeon || use video_cards_radeonsi
+	then
+		flags+=",llvm_targets_AMDGPU(-)"
+	fi
+
+	if use opencl; then
+		has_version "sys-devel/clang[${flags}]" || return 1
+	fi
+	has_version "sys-devel/llvm[${flags}]"
+}
+
+pkg_pretend() {
+	if use opencl; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi; then
+			ewarn "Ignoring USE=opencl     since VIDEO_CARDS does not contain r600 or radeonsi"
+		fi
+	fi
+
+	if use vaapi; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=vaapi      since VIDEO_CARDS does not contain r600, radeonsi, or nouveau"
+		fi
+	fi
+
+	if use vdpau; then
+		if ! use video_cards_r300 &&
+		   ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=vdpau      since VIDEO_CARDS does not contain r300, r600, radeonsi, or nouveau"
+		fi
+	fi
+
+	if use xa; then
+		if ! use video_cards_freedreno &&
+		   ! use video_cards_nouveau &&
+		   ! use video_cards_vmware; then
+			ewarn "Ignoring USE=xa         since VIDEO_CARDS does not contain freedreno, nouveau, or vmware"
+		fi
+	fi
+
+	if use xvmc; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=xvmc       since VIDEO_CARDS does not contain r600 or nouveau"
+		fi
+	fi
+
+	if ! use gallium; then
+		use lm_sensors && ewarn "Ignoring USE=lm_sensors since USE does not contain gallium"
+		use llvm       && ewarn "Ignoring USE=llvm       since USE does not contain gallium"
+		use opencl     && ewarn "Ignoring USE=opencl     since USE does not contain gallium"
+		use vaapi      && ewarn "Ignoring USE=vaapi      since USE does not contain gallium"
+		use vdpau      && ewarn "Ignoring USE=vdpau      since USE does not contain gallium"
+		use unwind     && ewarn "Ignoring USE=unwind     since USE does not contain gallium"
+		use xa         && ewarn "Ignoring USE=xa         since USE does not contain gallium"
+		use xvmc       && ewarn "Ignoring USE=xvmc       since USE does not contain gallium"
+	fi
+
+	if ! use llvm; then
+		use opencl     && ewarn "Ignoring USE=opencl     since USE does not contain llvm"
+	fi
+}
+
+python_check_deps() {
+	has_version --host-root ">=dev-python/mako-0.8.0[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	# warning message for bug 459306
+	if use llvm && has_version sys-devel/llvm[!debug=]; then
+		ewarn "Mismatch between debug USE flags in media-libs/mesa and sys-devel/llvm"
+		ewarn "detected! This can cause problems. For details, see bug 459306."
+	fi
+
+	if use llvm; then
+		llvm_pkg_setup
+	fi
+	python-any-r1_pkg_setup
+}
+
+multilib_src_configure() {
+	local emesonargs=()
+
+	if use classic; then
+		# Intel code
+		dri_driver_enable video_cards_i915 i915
+		dri_driver_enable video_cards_i965 i965
+		if ! use video_cards_i915 && \
+			! use video_cards_i965; then
+			dri_driver_enable video_cards_intel i915 i965
+		fi
+
+		# Nouveau code
+		dri_driver_enable video_cards_nouveau nouveau
+
+		# ATI code
+		dri_driver_enable video_cards_r100 r100
+		dri_driver_enable video_cards_r200 r200
+		if ! use video_cards_r100 && \
+			! use video_cards_r200; then
+			dri_driver_enable video_cards_radeon r100 r200
+		fi
+	fi
+
+	emesonargs+=( -Dplatforms=x11,surfaceless$(use wayland && echo ",wayland")$(use gbm && echo ",drm") )
+
+	if use gallium; then
+		emesonargs+=(
+			$(meson_use llvm)
+			$(meson_use lm_sensors lmsensors)
+			$(meson_use unwind libunwind)
+		)
+
+		if use video_cards_r300 ||
+		   use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau ||
+		   use video_cards_vmware; then
+			emesonargs+=($(meson_use d3d9 gallium-nine))
+		else
+			emesonargs+=(-Dgallium-nine=false)
+		fi
+
+		if use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use vaapi gallium-va))
+			use vaapi && emesonargs+=( -Dva-libs-path="${EPREFIX}"/usr/$(get_libdir)/va/drivers )
+		else
+			emesonargs+=(-Dgallium-va=false)
+		fi
+
+		if use video_cards_r300 ||
+		   use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use vdpau gallium-vdpau))
+		else
+			emesonargs+=(-Dgallium-vdpau=false)
+		fi
+
+		if use video_cards_freedreno ||
+		   use video_cards_nouveau ||
+		   use video_cards_vmware; then
+			emesonargs+=($(meson_use xa gallium-xa))
+		else
+			emesonargs+=(-Dgallium-xa=false)
+		fi
+
+		if use video_cards_r600 ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use xvmc gallium-xvmc))
+		else
+			emesonargs+=(-Dgallium-xvmc=false)
+		fi
+
+		gallium_enable video_cards_vc4 vc4
+		gallium_enable video_cards_vivante etnaviv
+		gallium_enable video_cards_vmware svga
+		gallium_enable video_cards_nouveau nouveau
+		gallium_enable video_cards_imx imx
+
+		# Only one i915 driver (classic vs gallium). Default to classic.
+		if ! use classic; then
+			gallium_enable video_cards_i915 i915
+			if ! use video_cards_i915 && \
+				! use video_cards_i965; then
+				gallium_enable video_cards_intel i915
+			fi
+		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
+
+		gallium_enable video_cards_freedreno freedreno
+		gallium_enable video_cards_virgl virgl
+
+		# opencl stuff
+		emesonargs+=(
+			-Dgallium-opencl="$(usex opencl icd disabled)"
+		)
+	fi
+
+	if use vulkan; then
+		vulkan_enable video_cards_i965 intel
+		vulkan_enable video_cards_radeonsi amd
+	fi
+
+	# x86 hardened pax_kernel needs glx-rts, bug 240956
+	if [[ ${ABI} == x86 ]]; then
+		emesonargs+=( $(meson_use pax_kernel glx-read-only-text) )
+	fi
+
+	# on abi_x86_32 hardened we need to have asm disable
+	if [[ ${ABI} == x86* ]] && use pic; then
+		emesonargs+=( -Dasm=false )
+	fi
+
+	if use gallium; then
+		gallium_enable -- swrast
+		emesonargs+=( -Dosmesa=$(usex osmesa gallium none) )
+	else
+		dri_driver_enable -- swrast
+		emesonargs+=( -Dosmesa=$(usex osmesa classic none) )
+	fi
+
+	driver_list() {
+		local drivers="$(sort -u <<< "${1// /$'\n'}")"
+		echo "${drivers//$'\n'/,}"
+	}
+
+	emesonargs+=(
+		$(meson_use test build-tests)
+		-Dglx=dri
+		-Dshared-glapi=true
+		$(meson_use dri3)
+		$(meson_use egl)
+		$(meson_use gbm)
+		$(meson_use gles1)
+		$(meson_use gles2)
+		$(meson_use libglvnd glvnd)
+		$(meson_use selinux)
+		-Dvalgrind=$(usex valgrind auto false)
+		-Ddri-drivers=$(driver_list "${DRI_DRIVERS[*]}")
+		-Dgallium-drivers=$(driver_list "${GALLIUM_DRIVERS[*]}")
+		-Dvulkan-drivers=$(driver_list "${VULKAN_DRIVERS[*]}")
+		--buildtype $(usex debug debug plain)
+		-Db_ndebug=$(usex debug false true)
+	)
+	meson_src_configure
+}
+
+multilib_src_compile() {
+	meson_src_compile
+}
+
+multilib_src_install() {
+	meson_src_install
+
+	use libglvnd && rm -f "${D}"/usr/$(get_libdir)/libGLESv{1_CM,2}.so*
+}
+
+multilib_src_install_all() {
+	einstalldocs
+}
+
+multilib_src_test() {
+	meson test -v -C "${BUILD_DIR}" -t 100
+}
+
+pkg_postinst() {
+	# Switch to the xorg implementation.
+	echo
+	eselect opengl set --use-old ${OPENGL_DIR}
+}
+
+# $1 - VIDEO_CARDS flag (check skipped for "--")
+# other args - names of DRI drivers to enable
+dri_driver_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		DRI_DRIVERS+=("$@")
+	fi
+}
+
+gallium_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		GALLIUM_DRIVERS+=("$@")
+	fi
+}
+
+vulkan_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		VULKAN_DRIVERS+=("$@")
+	fi
+}
diff --git a/media-libs/mesa/mesa-19.1.0_rc3.ebuild b/media-libs/mesa/mesa-19.1.0_rc3.ebuild
new file mode 100644
index 000000000000..20146f77c705
--- /dev/null
+++ b/media-libs/mesa/mesa-19.1.0_rc3.ebuild
@@ -0,0 +1,538 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python3_5 python3_6 python3_7 )
+
+inherit llvm meson multilib-minimal pax-utils python-any-r1
+
+OPENGL_DIR="xorg-x11"
+
+MY_P="${P/_/-}"
+
+DESCRIPTION="OpenGL-like graphic library for Linux"
+HOMEPAGE="https://www.mesa3d.org/ https://mesa.freedesktop.org/"
+
+if [[ ${PV} == 9999 ]]; then
+	EGIT_REPO_URI="https://gitlab.freedesktop.org/mesa/mesa.git"
+	EXPERIMENTAL="true"
+	inherit git-r3
+else
+	SRC_URI="https://mesa.freedesktop.org/archive/${MY_P}.tar.xz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~sparc-solaris ~x64-solaris ~x86-solaris"
+fi
+
+LICENSE="MIT"
+SLOT="0"
+RESTRICT="
+	!test? ( test )
+"
+
+RADEON_CARDS="r100 r200 r300 r600 radeon radeonsi"
+VIDEO_CARDS="${RADEON_CARDS} freedreno i915 i965 intel iris nouveau vc4 virgl vivante vmware"
+for card in ${VIDEO_CARDS}; do
+	IUSE_VIDEO_CARDS+=" video_cards_${card}"
+done
+
+IUSE="${IUSE_VIDEO_CARDS}
+	+classic d3d9 debug +dri3 +egl +gallium +gbm gles1 +gles2 +libglvnd +llvm
+	lm_sensors opencl osmesa pax_kernel pic selinux test unwind vaapi valgrind
+	vdpau vulkan vulkan-overlay wayland xa xvmc"
+
+REQUIRED_USE="
+	d3d9?   ( dri3 || ( video_cards_iris video_cards_r300 video_cards_r600 video_cards_radeonsi video_cards_nouveau video_cards_vmware ) )
+	gles1?  ( egl )
+	gles2?  ( egl )
+	vulkan? ( dri3
+			  || ( video_cards_i965 video_cards_iris video_cards_radeonsi )
+			  video_cards_radeonsi? ( llvm ) )
+	vulkan-overlay? ( vulkan )
+	wayland? ( egl gbm )
+	video_cards_freedreno?  ( gallium )
+	video_cards_intel?  ( classic )
+	video_cards_i915?   ( || ( classic gallium ) )
+	video_cards_i965?   ( classic )
+	video_cards_iris?   ( gallium )
+	video_cards_nouveau? ( || ( classic gallium ) )
+	video_cards_radeon? ( || ( classic gallium )
+						  gallium? ( x86? ( llvm ) amd64? ( llvm ) ) )
+	video_cards_r100?   ( classic )
+	video_cards_r200?   ( classic )
+	video_cards_r300?   ( gallium x86? ( llvm ) amd64? ( llvm ) )
+	video_cards_r600?   ( gallium )
+	video_cards_radeonsi?   ( gallium llvm )
+	video_cards_vc4? ( gallium )
+	video_cards_virgl? ( gallium )
+	video_cards_vivante? ( gallium gbm )
+	video_cards_vmware? ( gallium )
+"
+
+LIBDRM_DEPSTRING=">=x11-libs/libdrm-2.4.97"
+RDEPEND="
+	!app-eselect/eselect-mesa
+	>=dev-libs/expat-2.1.0-r3:=[${MULTILIB_USEDEP}]
+	>=sys-libs/zlib-1.2.8[${MULTILIB_USEDEP}]
+	>=x11-libs/libX11-1.6.2:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libxshmfence-1.1:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXdamage-1.1.4-r1:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXext-1.3.2:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXxf86vm-1.1.3:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libxcb-1.13:=[${MULTILIB_USEDEP}]
+	x11-libs/libXfixes:=[${MULTILIB_USEDEP}]
+	libglvnd? (
+		media-libs/libglvnd[${MULTILIB_USEDEP}]
+		!app-eselect/eselect-opengl
+	)
+	!libglvnd? (
+		>=app-eselect/eselect-opengl-1.3.0
+	)
+	gallium? (
+		unwind? ( sys-libs/libunwind[${MULTILIB_USEDEP}] )
+		llvm? (
+			video_cards_radeonsi? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+			video_cards_r600? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+			video_cards_radeon? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+		)
+		lm_sensors? ( sys-apps/lm_sensors:=[${MULTILIB_USEDEP}] )
+		opencl? (
+					dev-libs/ocl-icd[khronos-headers,${MULTILIB_USEDEP}]
+					dev-libs/libclc
+					virtual/libelf:0=[${MULTILIB_USEDEP}]
+				)
+		vaapi? (
+			>=x11-libs/libva-1.7.3:=[${MULTILIB_USEDEP}]
+			video_cards_nouveau? ( !<=x11-libs/libva-vdpau-driver-0.7.4-r3 )
+		)
+		vdpau? ( >=x11-libs/libvdpau-1.1:=[${MULTILIB_USEDEP}] )
+		xvmc? ( >=x11-libs/libXvMC-1.0.8:=[${MULTILIB_USEDEP}] )
+	)
+	wayland? (
+		>=dev-libs/wayland-1.15.0:=[${MULTILIB_USEDEP}]
+		>=dev-libs/wayland-protocols-1.8
+	)
+	${LIBDRM_DEPSTRING}[video_cards_freedreno?,video_cards_nouveau?,video_cards_vc4?,video_cards_vivante?,video_cards_vmware?,${MULTILIB_USEDEP}]
+
+	video_cards_intel? (
+		!video_cards_i965? ( ${LIBDRM_DEPSTRING}[video_cards_intel] )
+	)
+	video_cards_i915? ( ${LIBDRM_DEPSTRING}[video_cards_intel] )
+	vulkan-overlay? ( dev-util/glslang:0=[${MULTILIB_USEDEP}] )
+"
+for card in ${RADEON_CARDS}; do
+	RDEPEND="${RDEPEND}
+		video_cards_${card}? ( ${LIBDRM_DEPSTRING}[video_cards_radeon] )
+	"
+done
+RDEPEND="${RDEPEND}
+	video_cards_radeonsi? ( ${LIBDRM_DEPSTRING}[video_cards_amdgpu] )
+"
+
+# Please keep the LLVM dependency block separate. Since LLVM is slotted,
+# we need to *really* make sure we're not pulling one than more slot
+# simultaneously.
+#
+# How to use it:
+# 1. List all the working slots (with min versions) in ||, newest first.
+# 2. Update the := to specify *max* version, e.g. < 10.
+# 3. Specify LLVM_MAX_SLOT, e.g. 9.
+LLVM_MAX_SLOT="9"
+LLVM_DEPSTR="
+	|| (
+		sys-devel/llvm:9[${MULTILIB_USEDEP}]
+		sys-devel/llvm:8[${MULTILIB_USEDEP}]
+		sys-devel/llvm:7[${MULTILIB_USEDEP}]
+	)
+	sys-devel/llvm:=[${MULTILIB_USEDEP}]
+"
+LLVM_DEPSTR_AMDGPU=${LLVM_DEPSTR//]/,llvm_targets_AMDGPU(-)]}
+CLANG_DEPSTR=${LLVM_DEPSTR//llvm/clang}
+CLANG_DEPSTR_AMDGPU=${CLANG_DEPSTR//]/,llvm_targets_AMDGPU(-)]}
+RDEPEND="${RDEPEND}
+	llvm? (
+		opencl? (
+			video_cards_r600? (
+				${CLANG_DEPSTR_AMDGPU}
+			)
+			!video_cards_r600? (
+				video_cards_radeonsi? (
+					${CLANG_DEPSTR_AMDGPU}
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeonsi? (
+					video_cards_radeon? (
+						${CLANG_DEPSTR_AMDGPU}
+					)
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeon? (
+					!video_cards_radeonsi? (
+						${CLANG_DEPSTR}
+					)
+				)
+			)
+		)
+		!opencl? (
+			video_cards_r600? (
+				${LLVM_DEPSTR_AMDGPU}
+			)
+			!video_cards_r600? (
+				video_cards_radeonsi? (
+					${LLVM_DEPSTR_AMDGPU}
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeonsi? (
+					video_cards_radeon? (
+						${LLVM_DEPSTR_AMDGPU}
+					)
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeon? (
+					!video_cards_radeonsi? (
+						${LLVM_DEPSTR}
+					)
+				)
+			)
+		)
+	)
+"
+unset {LLVM,CLANG}_DEPSTR{,_AMDGPU}
+
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	opencl? (
+		>=sys-devel/gcc-4.6
+	)
+	sys-devel/bison
+	sys-devel/flex
+	sys-devel/gettext
+	virtual/pkgconfig
+	valgrind? ( dev-util/valgrind )
+	x11-base/xorg-proto
+	x11-libs/libXrandr[${MULTILIB_USEDEP}]
+	$(python_gen_any_dep ">=dev-python/mako-0.8.0[\${PYTHON_USEDEP}]")
+"
+
+S="${WORKDIR}/${MY_P}"
+EGIT_CHECKOUT_DIR=${S}
+
+QA_WX_LOAD="
+x86? (
+	!pic? (
+		usr/lib*/libglapi.so.0.0.0
+		usr/lib*/libGLESv1_CM.so.1.0.0
+		usr/lib*/libGLESv2.so.2.0.0
+		usr/lib*/libGL.so.1.2.0
+		usr/lib*/libOSMesa.so.8.0.0
+	)
+)"
+
+llvm_check_deps() {
+	local flags=${MULTILIB_USEDEP}
+	if use video_cards_r600 || use video_cards_radeon || use video_cards_radeonsi
+	then
+		flags+=",llvm_targets_AMDGPU(-)"
+	fi
+
+	if use opencl; then
+		has_version "sys-devel/clang[${flags}]" || return 1
+	fi
+	has_version "sys-devel/llvm[${flags}]"
+}
+
+pkg_pretend() {
+	if use opencl; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi; then
+			ewarn "Ignoring USE=opencl     since VIDEO_CARDS does not contain r600 or radeonsi"
+		fi
+	fi
+
+	if use vaapi; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=vaapi      since VIDEO_CARDS does not contain r600, radeonsi, or nouveau"
+		fi
+	fi
+
+	if use vdpau; then
+		if ! use video_cards_r300 &&
+		   ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=vdpau      since VIDEO_CARDS does not contain r300, r600, radeonsi, or nouveau"
+		fi
+	fi
+
+	if use xa; then
+		if ! use video_cards_freedreno &&
+		   ! use video_cards_nouveau &&
+		   ! use video_cards_vmware; then
+			ewarn "Ignoring USE=xa         since VIDEO_CARDS does not contain freedreno, nouveau, or vmware"
+		fi
+	fi
+
+	if use xvmc; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=xvmc       since VIDEO_CARDS does not contain r600 or nouveau"
+		fi
+	fi
+
+	if ! use gallium; then
+		use lm_sensors && ewarn "Ignoring USE=lm_sensors since USE does not contain gallium"
+		use llvm       && ewarn "Ignoring USE=llvm       since USE does not contain gallium"
+		use opencl     && ewarn "Ignoring USE=opencl     since USE does not contain gallium"
+		use vaapi      && ewarn "Ignoring USE=vaapi      since USE does not contain gallium"
+		use vdpau      && ewarn "Ignoring USE=vdpau      since USE does not contain gallium"
+		use unwind     && ewarn "Ignoring USE=unwind     since USE does not contain gallium"
+		use xa         && ewarn "Ignoring USE=xa         since USE does not contain gallium"
+		use xvmc       && ewarn "Ignoring USE=xvmc       since USE does not contain gallium"
+	fi
+
+	if ! use llvm; then
+		use opencl     && ewarn "Ignoring USE=opencl     since USE does not contain llvm"
+	fi
+}
+
+python_check_deps() {
+	has_version --host-root ">=dev-python/mako-0.8.0[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	# warning message for bug 459306
+	if use llvm && has_version sys-devel/llvm[!debug=]; then
+		ewarn "Mismatch between debug USE flags in media-libs/mesa and sys-devel/llvm"
+		ewarn "detected! This can cause problems. For details, see bug 459306."
+	fi
+
+	if use llvm; then
+		llvm_pkg_setup
+	fi
+	python-any-r1_pkg_setup
+}
+
+multilib_src_configure() {
+	local emesonargs=()
+
+	if use classic; then
+		# Intel code
+		dri_driver_enable video_cards_i915 i915
+		dri_driver_enable video_cards_i965 i965
+		if ! use video_cards_i915 && \
+			! use video_cards_i965; then
+			dri_driver_enable video_cards_intel i915 i965
+		fi
+
+		# Nouveau code
+		dri_driver_enable video_cards_nouveau nouveau
+
+		# ATI code
+		dri_driver_enable video_cards_r100 r100
+		dri_driver_enable video_cards_r200 r200
+		if ! use video_cards_r100 && \
+			! use video_cards_r200; then
+			dri_driver_enable video_cards_radeon r100 r200
+		fi
+	fi
+
+	emesonargs+=( -Dplatforms=x11,surfaceless$(use wayland && echo ",wayland")$(use gbm && echo ",drm") )
+
+	if use gallium; then
+		emesonargs+=(
+			$(meson_use llvm)
+			$(meson_use lm_sensors lmsensors)
+			$(meson_use unwind libunwind)
+		)
+
+		if use video_cards_iris ||
+		   use video_cards_r300 ||
+		   use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau ||
+		   use video_cards_vmware; then
+			emesonargs+=($(meson_use d3d9 gallium-nine))
+		else
+			emesonargs+=(-Dgallium-nine=false)
+		fi
+
+		if use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use vaapi gallium-va))
+			use vaapi && emesonargs+=( -Dva-libs-path="${EPREFIX}"/usr/$(get_libdir)/va/drivers )
+		else
+			emesonargs+=(-Dgallium-va=false)
+		fi
+
+		if use video_cards_r300 ||
+		   use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use vdpau gallium-vdpau))
+		else
+			emesonargs+=(-Dgallium-vdpau=false)
+		fi
+
+		if use video_cards_freedreno ||
+		   use video_cards_nouveau ||
+		   use video_cards_vmware; then
+			emesonargs+=($(meson_use xa gallium-xa))
+		else
+			emesonargs+=(-Dgallium-xa=false)
+		fi
+
+		if use video_cards_r600 ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use xvmc gallium-xvmc))
+		else
+			emesonargs+=(-Dgallium-xvmc=false)
+		fi
+
+		if use video_cards_freedreno ||
+		   use video_cards_vc4 ||
+		   use video_cards_vivante; then
+			gallium_enable -- kmsro
+		fi
+
+		gallium_enable video_cards_vc4 vc4
+		gallium_enable video_cards_vivante etnaviv
+		gallium_enable video_cards_vmware svga
+		gallium_enable video_cards_nouveau nouveau
+
+		# Only one i915 driver (classic vs gallium). Default to classic.
+		if ! use classic; then
+			gallium_enable video_cards_i915 i915
+			if ! use video_cards_i915 && \
+				! use video_cards_i965; then
+				gallium_enable video_cards_intel i915
+			fi
+		fi
+
+		gallium_enable video_cards_iris iris
+
+		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
+
+		gallium_enable video_cards_freedreno freedreno
+		gallium_enable video_cards_virgl virgl
+
+		# opencl stuff
+		emesonargs+=(
+			-Dgallium-opencl="$(usex opencl icd disabled)"
+		)
+	fi
+
+	if use vulkan; then
+		vulkan_enable video_cards_i965 intel
+		vulkan_enable video_cards_iris intel
+		vulkan_enable video_cards_radeonsi amd
+	fi
+
+	# x86 hardened pax_kernel needs glx-rts, bug 240956
+	if [[ ${ABI} == x86 ]]; then
+		emesonargs+=( $(meson_use pax_kernel glx-read-only-text) )
+	fi
+
+	# on abi_x86_32 hardened we need to have asm disable
+	if [[ ${ABI} == x86* ]] && use pic; then
+		emesonargs+=( -Dasm=false )
+	fi
+
+	if use gallium; then
+		gallium_enable -- swrast
+		emesonargs+=( -Dosmesa=$(usex osmesa gallium none) )
+	else
+		dri_driver_enable -- swrast
+		emesonargs+=( -Dosmesa=$(usex osmesa classic none) )
+	fi
+
+	driver_list() {
+		local drivers="$(sort -u <<< "${1// /$'\n'}")"
+		echo "${drivers//$'\n'/,}"
+	}
+
+	emesonargs+=(
+		$(meson_use test build-tests)
+		-Dglx=dri
+		-Dshared-glapi=true
+		$(meson_use dri3)
+		$(meson_use egl)
+		$(meson_use gbm)
+		$(meson_use gles1)
+		$(meson_use gles2)
+		$(meson_use libglvnd glvnd)
+		$(meson_use selinux)
+		-Dvalgrind=$(usex valgrind auto false)
+		-Ddri-drivers=$(driver_list "${DRI_DRIVERS[*]}")
+		-Dgallium-drivers=$(driver_list "${GALLIUM_DRIVERS[*]}")
+		-Dvulkan-drivers=$(driver_list "${VULKAN_DRIVERS[*]}")
+		$(meson_use vulkan-overlay vulkan-overlay-layer)
+		--buildtype $(usex debug debug plain)
+		-Db_ndebug=$(usex debug false true)
+	)
+	meson_src_configure
+}
+
+multilib_src_compile() {
+	meson_src_compile
+}
+
+multilib_src_install() {
+	meson_src_install
+
+	use libglvnd && rm -f "${D}"/usr/$(get_libdir)/libGLESv{1_CM,2}.so*
+}
+
+multilib_src_install_all() {
+	einstalldocs
+}
+
+multilib_src_test() {
+	meson test -v -C "${BUILD_DIR}" -t 100
+}
+
+pkg_postinst() {
+	# Switch to the xorg implementation.
+	echo
+	eselect opengl set --use-old ${OPENGL_DIR}
+}
+
+# $1 - VIDEO_CARDS flag (check skipped for "--")
+# other args - names of DRI drivers to enable
+dri_driver_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		DRI_DRIVERS+=("$@")
+	fi
+}
+
+gallium_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		GALLIUM_DRIVERS+=("$@")
+	fi
+}
+
+vulkan_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		VULKAN_DRIVERS+=("$@")
+	fi
+}
diff --git a/media-libs/mesa/mesa-19.1.0_rc4.ebuild b/media-libs/mesa/mesa-19.1.0_rc4.ebuild
new file mode 100644
index 000000000000..20146f77c705
--- /dev/null
+++ b/media-libs/mesa/mesa-19.1.0_rc4.ebuild
@@ -0,0 +1,538 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python3_5 python3_6 python3_7 )
+
+inherit llvm meson multilib-minimal pax-utils python-any-r1
+
+OPENGL_DIR="xorg-x11"
+
+MY_P="${P/_/-}"
+
+DESCRIPTION="OpenGL-like graphic library for Linux"
+HOMEPAGE="https://www.mesa3d.org/ https://mesa.freedesktop.org/"
+
+if [[ ${PV} == 9999 ]]; then
+	EGIT_REPO_URI="https://gitlab.freedesktop.org/mesa/mesa.git"
+	EXPERIMENTAL="true"
+	inherit git-r3
+else
+	SRC_URI="https://mesa.freedesktop.org/archive/${MY_P}.tar.xz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~sparc-solaris ~x64-solaris ~x86-solaris"
+fi
+
+LICENSE="MIT"
+SLOT="0"
+RESTRICT="
+	!test? ( test )
+"
+
+RADEON_CARDS="r100 r200 r300 r600 radeon radeonsi"
+VIDEO_CARDS="${RADEON_CARDS} freedreno i915 i965 intel iris nouveau vc4 virgl vivante vmware"
+for card in ${VIDEO_CARDS}; do
+	IUSE_VIDEO_CARDS+=" video_cards_${card}"
+done
+
+IUSE="${IUSE_VIDEO_CARDS}
+	+classic d3d9 debug +dri3 +egl +gallium +gbm gles1 +gles2 +libglvnd +llvm
+	lm_sensors opencl osmesa pax_kernel pic selinux test unwind vaapi valgrind
+	vdpau vulkan vulkan-overlay wayland xa xvmc"
+
+REQUIRED_USE="
+	d3d9?   ( dri3 || ( video_cards_iris video_cards_r300 video_cards_r600 video_cards_radeonsi video_cards_nouveau video_cards_vmware ) )
+	gles1?  ( egl )
+	gles2?  ( egl )
+	vulkan? ( dri3
+			  || ( video_cards_i965 video_cards_iris video_cards_radeonsi )
+			  video_cards_radeonsi? ( llvm ) )
+	vulkan-overlay? ( vulkan )
+	wayland? ( egl gbm )
+	video_cards_freedreno?  ( gallium )
+	video_cards_intel?  ( classic )
+	video_cards_i915?   ( || ( classic gallium ) )
+	video_cards_i965?   ( classic )
+	video_cards_iris?   ( gallium )
+	video_cards_nouveau? ( || ( classic gallium ) )
+	video_cards_radeon? ( || ( classic gallium )
+						  gallium? ( x86? ( llvm ) amd64? ( llvm ) ) )
+	video_cards_r100?   ( classic )
+	video_cards_r200?   ( classic )
+	video_cards_r300?   ( gallium x86? ( llvm ) amd64? ( llvm ) )
+	video_cards_r600?   ( gallium )
+	video_cards_radeonsi?   ( gallium llvm )
+	video_cards_vc4? ( gallium )
+	video_cards_virgl? ( gallium )
+	video_cards_vivante? ( gallium gbm )
+	video_cards_vmware? ( gallium )
+"
+
+LIBDRM_DEPSTRING=">=x11-libs/libdrm-2.4.97"
+RDEPEND="
+	!app-eselect/eselect-mesa
+	>=dev-libs/expat-2.1.0-r3:=[${MULTILIB_USEDEP}]
+	>=sys-libs/zlib-1.2.8[${MULTILIB_USEDEP}]
+	>=x11-libs/libX11-1.6.2:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libxshmfence-1.1:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXdamage-1.1.4-r1:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXext-1.3.2:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libXxf86vm-1.1.3:=[${MULTILIB_USEDEP}]
+	>=x11-libs/libxcb-1.13:=[${MULTILIB_USEDEP}]
+	x11-libs/libXfixes:=[${MULTILIB_USEDEP}]
+	libglvnd? (
+		media-libs/libglvnd[${MULTILIB_USEDEP}]
+		!app-eselect/eselect-opengl
+	)
+	!libglvnd? (
+		>=app-eselect/eselect-opengl-1.3.0
+	)
+	gallium? (
+		unwind? ( sys-libs/libunwind[${MULTILIB_USEDEP}] )
+		llvm? (
+			video_cards_radeonsi? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+			video_cards_r600? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+			video_cards_radeon? (
+				virtual/libelf:0=[${MULTILIB_USEDEP}]
+			)
+		)
+		lm_sensors? ( sys-apps/lm_sensors:=[${MULTILIB_USEDEP}] )
+		opencl? (
+					dev-libs/ocl-icd[khronos-headers,${MULTILIB_USEDEP}]
+					dev-libs/libclc
+					virtual/libelf:0=[${MULTILIB_USEDEP}]
+				)
+		vaapi? (
+			>=x11-libs/libva-1.7.3:=[${MULTILIB_USEDEP}]
+			video_cards_nouveau? ( !<=x11-libs/libva-vdpau-driver-0.7.4-r3 )
+		)
+		vdpau? ( >=x11-libs/libvdpau-1.1:=[${MULTILIB_USEDEP}] )
+		xvmc? ( >=x11-libs/libXvMC-1.0.8:=[${MULTILIB_USEDEP}] )
+	)
+	wayland? (
+		>=dev-libs/wayland-1.15.0:=[${MULTILIB_USEDEP}]
+		>=dev-libs/wayland-protocols-1.8
+	)
+	${LIBDRM_DEPSTRING}[video_cards_freedreno?,video_cards_nouveau?,video_cards_vc4?,video_cards_vivante?,video_cards_vmware?,${MULTILIB_USEDEP}]
+
+	video_cards_intel? (
+		!video_cards_i965? ( ${LIBDRM_DEPSTRING}[video_cards_intel] )
+	)
+	video_cards_i915? ( ${LIBDRM_DEPSTRING}[video_cards_intel] )
+	vulkan-overlay? ( dev-util/glslang:0=[${MULTILIB_USEDEP}] )
+"
+for card in ${RADEON_CARDS}; do
+	RDEPEND="${RDEPEND}
+		video_cards_${card}? ( ${LIBDRM_DEPSTRING}[video_cards_radeon] )
+	"
+done
+RDEPEND="${RDEPEND}
+	video_cards_radeonsi? ( ${LIBDRM_DEPSTRING}[video_cards_amdgpu] )
+"
+
+# Please keep the LLVM dependency block separate. Since LLVM is slotted,
+# we need to *really* make sure we're not pulling one than more slot
+# simultaneously.
+#
+# How to use it:
+# 1. List all the working slots (with min versions) in ||, newest first.
+# 2. Update the := to specify *max* version, e.g. < 10.
+# 3. Specify LLVM_MAX_SLOT, e.g. 9.
+LLVM_MAX_SLOT="9"
+LLVM_DEPSTR="
+	|| (
+		sys-devel/llvm:9[${MULTILIB_USEDEP}]
+		sys-devel/llvm:8[${MULTILIB_USEDEP}]
+		sys-devel/llvm:7[${MULTILIB_USEDEP}]
+	)
+	sys-devel/llvm:=[${MULTILIB_USEDEP}]
+"
+LLVM_DEPSTR_AMDGPU=${LLVM_DEPSTR//]/,llvm_targets_AMDGPU(-)]}
+CLANG_DEPSTR=${LLVM_DEPSTR//llvm/clang}
+CLANG_DEPSTR_AMDGPU=${CLANG_DEPSTR//]/,llvm_targets_AMDGPU(-)]}
+RDEPEND="${RDEPEND}
+	llvm? (
+		opencl? (
+			video_cards_r600? (
+				${CLANG_DEPSTR_AMDGPU}
+			)
+			!video_cards_r600? (
+				video_cards_radeonsi? (
+					${CLANG_DEPSTR_AMDGPU}
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeonsi? (
+					video_cards_radeon? (
+						${CLANG_DEPSTR_AMDGPU}
+					)
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeon? (
+					!video_cards_radeonsi? (
+						${CLANG_DEPSTR}
+					)
+				)
+			)
+		)
+		!opencl? (
+			video_cards_r600? (
+				${LLVM_DEPSTR_AMDGPU}
+			)
+			!video_cards_r600? (
+				video_cards_radeonsi? (
+					${LLVM_DEPSTR_AMDGPU}
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeonsi? (
+					video_cards_radeon? (
+						${LLVM_DEPSTR_AMDGPU}
+					)
+				)
+			)
+			!video_cards_r600? (
+				!video_cards_radeon? (
+					!video_cards_radeonsi? (
+						${LLVM_DEPSTR}
+					)
+				)
+			)
+		)
+	)
+"
+unset {LLVM,CLANG}_DEPSTR{,_AMDGPU}
+
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	opencl? (
+		>=sys-devel/gcc-4.6
+	)
+	sys-devel/bison
+	sys-devel/flex
+	sys-devel/gettext
+	virtual/pkgconfig
+	valgrind? ( dev-util/valgrind )
+	x11-base/xorg-proto
+	x11-libs/libXrandr[${MULTILIB_USEDEP}]
+	$(python_gen_any_dep ">=dev-python/mako-0.8.0[\${PYTHON_USEDEP}]")
+"
+
+S="${WORKDIR}/${MY_P}"
+EGIT_CHECKOUT_DIR=${S}
+
+QA_WX_LOAD="
+x86? (
+	!pic? (
+		usr/lib*/libglapi.so.0.0.0
+		usr/lib*/libGLESv1_CM.so.1.0.0
+		usr/lib*/libGLESv2.so.2.0.0
+		usr/lib*/libGL.so.1.2.0
+		usr/lib*/libOSMesa.so.8.0.0
+	)
+)"
+
+llvm_check_deps() {
+	local flags=${MULTILIB_USEDEP}
+	if use video_cards_r600 || use video_cards_radeon || use video_cards_radeonsi
+	then
+		flags+=",llvm_targets_AMDGPU(-)"
+	fi
+
+	if use opencl; then
+		has_version "sys-devel/clang[${flags}]" || return 1
+	fi
+	has_version "sys-devel/llvm[${flags}]"
+}
+
+pkg_pretend() {
+	if use opencl; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi; then
+			ewarn "Ignoring USE=opencl     since VIDEO_CARDS does not contain r600 or radeonsi"
+		fi
+	fi
+
+	if use vaapi; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=vaapi      since VIDEO_CARDS does not contain r600, radeonsi, or nouveau"
+		fi
+	fi
+
+	if use vdpau; then
+		if ! use video_cards_r300 &&
+		   ! use video_cards_r600 &&
+		   ! use video_cards_radeonsi &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=vdpau      since VIDEO_CARDS does not contain r300, r600, radeonsi, or nouveau"
+		fi
+	fi
+
+	if use xa; then
+		if ! use video_cards_freedreno &&
+		   ! use video_cards_nouveau &&
+		   ! use video_cards_vmware; then
+			ewarn "Ignoring USE=xa         since VIDEO_CARDS does not contain freedreno, nouveau, or vmware"
+		fi
+	fi
+
+	if use xvmc; then
+		if ! use video_cards_r600 &&
+		   ! use video_cards_nouveau; then
+			ewarn "Ignoring USE=xvmc       since VIDEO_CARDS does not contain r600 or nouveau"
+		fi
+	fi
+
+	if ! use gallium; then
+		use lm_sensors && ewarn "Ignoring USE=lm_sensors since USE does not contain gallium"
+		use llvm       && ewarn "Ignoring USE=llvm       since USE does not contain gallium"
+		use opencl     && ewarn "Ignoring USE=opencl     since USE does not contain gallium"
+		use vaapi      && ewarn "Ignoring USE=vaapi      since USE does not contain gallium"
+		use vdpau      && ewarn "Ignoring USE=vdpau      since USE does not contain gallium"
+		use unwind     && ewarn "Ignoring USE=unwind     since USE does not contain gallium"
+		use xa         && ewarn "Ignoring USE=xa         since USE does not contain gallium"
+		use xvmc       && ewarn "Ignoring USE=xvmc       since USE does not contain gallium"
+	fi
+
+	if ! use llvm; then
+		use opencl     && ewarn "Ignoring USE=opencl     since USE does not contain llvm"
+	fi
+}
+
+python_check_deps() {
+	has_version --host-root ">=dev-python/mako-0.8.0[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	# warning message for bug 459306
+	if use llvm && has_version sys-devel/llvm[!debug=]; then
+		ewarn "Mismatch between debug USE flags in media-libs/mesa and sys-devel/llvm"
+		ewarn "detected! This can cause problems. For details, see bug 459306."
+	fi
+
+	if use llvm; then
+		llvm_pkg_setup
+	fi
+	python-any-r1_pkg_setup
+}
+
+multilib_src_configure() {
+	local emesonargs=()
+
+	if use classic; then
+		# Intel code
+		dri_driver_enable video_cards_i915 i915
+		dri_driver_enable video_cards_i965 i965
+		if ! use video_cards_i915 && \
+			! use video_cards_i965; then
+			dri_driver_enable video_cards_intel i915 i965
+		fi
+
+		# Nouveau code
+		dri_driver_enable video_cards_nouveau nouveau
+
+		# ATI code
+		dri_driver_enable video_cards_r100 r100
+		dri_driver_enable video_cards_r200 r200
+		if ! use video_cards_r100 && \
+			! use video_cards_r200; then
+			dri_driver_enable video_cards_radeon r100 r200
+		fi
+	fi
+
+	emesonargs+=( -Dplatforms=x11,surfaceless$(use wayland && echo ",wayland")$(use gbm && echo ",drm") )
+
+	if use gallium; then
+		emesonargs+=(
+			$(meson_use llvm)
+			$(meson_use lm_sensors lmsensors)
+			$(meson_use unwind libunwind)
+		)
+
+		if use video_cards_iris ||
+		   use video_cards_r300 ||
+		   use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau ||
+		   use video_cards_vmware; then
+			emesonargs+=($(meson_use d3d9 gallium-nine))
+		else
+			emesonargs+=(-Dgallium-nine=false)
+		fi
+
+		if use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use vaapi gallium-va))
+			use vaapi && emesonargs+=( -Dva-libs-path="${EPREFIX}"/usr/$(get_libdir)/va/drivers )
+		else
+			emesonargs+=(-Dgallium-va=false)
+		fi
+
+		if use video_cards_r300 ||
+		   use video_cards_r600 ||
+		   use video_cards_radeonsi ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use vdpau gallium-vdpau))
+		else
+			emesonargs+=(-Dgallium-vdpau=false)
+		fi
+
+		if use video_cards_freedreno ||
+		   use video_cards_nouveau ||
+		   use video_cards_vmware; then
+			emesonargs+=($(meson_use xa gallium-xa))
+		else
+			emesonargs+=(-Dgallium-xa=false)
+		fi
+
+		if use video_cards_r600 ||
+		   use video_cards_nouveau; then
+			emesonargs+=($(meson_use xvmc gallium-xvmc))
+		else
+			emesonargs+=(-Dgallium-xvmc=false)
+		fi
+
+		if use video_cards_freedreno ||
+		   use video_cards_vc4 ||
+		   use video_cards_vivante; then
+			gallium_enable -- kmsro
+		fi
+
+		gallium_enable video_cards_vc4 vc4
+		gallium_enable video_cards_vivante etnaviv
+		gallium_enable video_cards_vmware svga
+		gallium_enable video_cards_nouveau nouveau
+
+		# Only one i915 driver (classic vs gallium). Default to classic.
+		if ! use classic; then
+			gallium_enable video_cards_i915 i915
+			if ! use video_cards_i915 && \
+				! use video_cards_i965; then
+				gallium_enable video_cards_intel i915
+			fi
+		fi
+
+		gallium_enable video_cards_iris iris
+
+		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
+
+		gallium_enable video_cards_freedreno freedreno
+		gallium_enable video_cards_virgl virgl
+
+		# opencl stuff
+		emesonargs+=(
+			-Dgallium-opencl="$(usex opencl icd disabled)"
+		)
+	fi
+
+	if use vulkan; then
+		vulkan_enable video_cards_i965 intel
+		vulkan_enable video_cards_iris intel
+		vulkan_enable video_cards_radeonsi amd
+	fi
+
+	# x86 hardened pax_kernel needs glx-rts, bug 240956
+	if [[ ${ABI} == x86 ]]; then
+		emesonargs+=( $(meson_use pax_kernel glx-read-only-text) )
+	fi
+
+	# on abi_x86_32 hardened we need to have asm disable
+	if [[ ${ABI} == x86* ]] && use pic; then
+		emesonargs+=( -Dasm=false )
+	fi
+
+	if use gallium; then
+		gallium_enable -- swrast
+		emesonargs+=( -Dosmesa=$(usex osmesa gallium none) )
+	else
+		dri_driver_enable -- swrast
+		emesonargs+=( -Dosmesa=$(usex osmesa classic none) )
+	fi
+
+	driver_list() {
+		local drivers="$(sort -u <<< "${1// /$'\n'}")"
+		echo "${drivers//$'\n'/,}"
+	}
+
+	emesonargs+=(
+		$(meson_use test build-tests)
+		-Dglx=dri
+		-Dshared-glapi=true
+		$(meson_use dri3)
+		$(meson_use egl)
+		$(meson_use gbm)
+		$(meson_use gles1)
+		$(meson_use gles2)
+		$(meson_use libglvnd glvnd)
+		$(meson_use selinux)
+		-Dvalgrind=$(usex valgrind auto false)
+		-Ddri-drivers=$(driver_list "${DRI_DRIVERS[*]}")
+		-Dgallium-drivers=$(driver_list "${GALLIUM_DRIVERS[*]}")
+		-Dvulkan-drivers=$(driver_list "${VULKAN_DRIVERS[*]}")
+		$(meson_use vulkan-overlay vulkan-overlay-layer)
+		--buildtype $(usex debug debug plain)
+		-Db_ndebug=$(usex debug false true)
+	)
+	meson_src_configure
+}
+
+multilib_src_compile() {
+	meson_src_compile
+}
+
+multilib_src_install() {
+	meson_src_install
+
+	use libglvnd && rm -f "${D}"/usr/$(get_libdir)/libGLESv{1_CM,2}.so*
+}
+
+multilib_src_install_all() {
+	einstalldocs
+}
+
+multilib_src_test() {
+	meson test -v -C "${BUILD_DIR}" -t 100
+}
+
+pkg_postinst() {
+	# Switch to the xorg implementation.
+	echo
+	eselect opengl set --use-old ${OPENGL_DIR}
+}
+
+# $1 - VIDEO_CARDS flag (check skipped for "--")
+# other args - names of DRI drivers to enable
+dri_driver_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		DRI_DRIVERS+=("$@")
+	fi
+}
+
+gallium_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		GALLIUM_DRIVERS+=("$@")
+	fi
+}
+
+vulkan_enable() {
+	if [[ $1 == -- ]] || use $1; then
+		shift
+		VULKAN_DRIVERS+=("$@")
+	fi
+}