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authorChí-Thanh Christopher Nguyễn <chithanh@gentoo.org>2012-09-05 15:01:34 +0000
committerChí-Thanh Christopher Nguyễn <chithanh@gentoo.org>2012-09-05 15:01:34 +0000
commit256711deac523cda3ac429d24263e96cb44fb70a (patch)
treeaa40a60aef8d0c0a665e9d9b9d8bbb592e5c3315 /media-libs
parentapp-office/texmaker: Avoid double prefix (diff)
downloadhistorical-256711deac523cda3ac429d24263e96cb44fb70a.tar.gz
historical-256711deac523cda3ac429d24263e96cb44fb70a.tar.bz2
historical-256711deac523cda3ac429d24263e96cb44fb70a.zip
New revision to address i965 crashes.
Package-Manager: portage-2.2.0_alpha124/cvs/Linux x86_64
Diffstat (limited to 'media-libs')
-rw-r--r--media-libs/mesa/ChangeLog8
-rw-r--r--media-libs/mesa/Manifest13
-rw-r--r--media-libs/mesa/mesa-9_pre20120831-r1.ebuild436
3 files changed, 445 insertions, 12 deletions
diff --git a/media-libs/mesa/ChangeLog b/media-libs/mesa/ChangeLog
index ebad950648ac..43ba206ca013 100644
--- a/media-libs/mesa/ChangeLog
+++ b/media-libs/mesa/ChangeLog
@@ -1,6 +1,12 @@
# ChangeLog for media-libs/mesa
# Copyright 1999-2012 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/media-libs/mesa/ChangeLog,v 1.418 2012/09/04 14:49:33 jer Exp $
+# $Header: /var/cvsroot/gentoo-x86/media-libs/mesa/ChangeLog,v 1.419 2012/09/05 15:01:34 chithanh Exp $
+
+*mesa-9_pre20120831-r1 (05 Sep 2012)
+
+ 05 Sep 2012; Chí-Thanh Christopher Nguyễn <chithanh@gentoo.org>
+ +mesa-9_pre20120831-r1.ebuild:
+ New revision to address i965 crashes.
04 Sep 2012; Jeroen Roovers <jer@gentoo.org> mesa-8.0.4-r1.ebuild:
Stable for HPPA (bug #432400).
diff --git a/media-libs/mesa/Manifest b/media-libs/mesa/Manifest
index 505296ec6037..76ff0f452d2d 100644
--- a/media-libs/mesa/Manifest
+++ b/media-libs/mesa/Manifest
@@ -1,6 +1,3 @@
------BEGIN PGP SIGNED MESSAGE-----
-Hash: SHA256
-
AUX eselect-mesa.conf.7.10 1670 SHA256 3ff15cedc353feeb2da450533c2ea2efc33ed1c8434a7b3037999c4965907149 SHA512 c62679e2427b6e922a7c04dec7afe1eddb4f8ba255735479338ebaf6da7db4ad7c6c916a3cf62da8bf8d2c0ceb60b6d591f8e878d4add9b7f63ff8121bb610a2 WHIRLPOOL 5d3522f8715ab62c9a1b4a96031db63734a98bb9e8a1cc722d20e018e7eedb3ffac92bb7c727bff1f58e216476b0e20552373b8155a51954f3d9af704e830782
AUX eselect-mesa.conf.7.11 1670 SHA256 448d08e97e931563aa2e33f22feeaf911caf9a2eb9fd7b446485311d1dcc1225 SHA512 0a8178006f64d2f2d41f0f1ffbceab959ad66ac9142e2f74b593405041ade112b68fbabd54915c21dbf6bd7e3564499e6f76c348e8af632d751409b070420481 WHIRLPOOL 5df8041475f506ed544afb4b7ce94a31b4974c6cd26fd5054a6c29dda26cbec1694d60b68e975106d0797ff857764a39ec820da000e454be34181112b201ae36
AUX eselect-mesa.conf.8.0.1 1622 SHA256 a7a4306084885dc624304a8893ca4f5645f7f1fe31322f9fb663e5a103f69221 SHA512 58eacf1304ebaa0116ea3c53fafdddb8c94738e31daad8546ac33b46dc51b81a6bccb48c167afe792c7fd41ca5054d8e66123f524b0623ad3e603ed4872f9dc4 WHIRLPOOL 7af55e3cb9448f4b3b4c463443e078a5559588371767e10b5890918d84bfeb16797f11ffabf9aaa205db70c550c5dfc18fe709b3a2e00746d93d4bf4944124b1
@@ -29,13 +26,7 @@ EBUILD mesa-8.0.4-r1.ebuild 10829 SHA256 aa0d880c3c2394a3b8dcf157f4c4ef000bc6626
EBUILD mesa-8.0.4.ebuild 10840 SHA256 88cea27f029d400b3dc124b8a8b90b46c2225eeffa6a8344305c17224b017ece SHA512 310767241b0ae3063129bce82cea63fb5342ec7353d1e4e5eb1d99709cbd77e4cfff4f72ccdd14696d2c5f8a8a504d2b5b86cef141ac6781f470f4cd16dde6c5 WHIRLPOOL aefa80ad0f0a8fa6caefe48133b10c1ade5608019b841327ae8a2917f7abb519fae79320b6c2c5d400893381139344c8b748101722fa2f8e6b0764520c7acca4
EBUILD mesa-8.1_rc1_pre20120724.ebuild 11266 SHA256 30e1b7080cef04e384f8eba65bf886fae2fa6c0d06985a9c1b02a48218337b83 SHA512 587e640d561e2e28a0522c5afabede0d7d7f6b1132bae189f7c17416fbaf9c27b448a7721738034246bc0fdee895e519614bf5c98df8dccdbf91131cbf6e33a7 WHIRLPOOL b9984888783142ff1cba710267df147f010ca0a970cb88463a256768e1bb254d0b2412c05156b69e6da00fdb30ffe72d6ce4377b913c2b7a5a0345f7eb8cbe57
EBUILD mesa-8.1_rc1_pre20120814.ebuild 11266 SHA256 581f7c70b52ed01a42c09a745f7aca7288a2bead2dc2d5b96ebf688d2a34e036 SHA512 d4e6c32a367bcbd2e0570b2807ebe82deab93bf671bc7bd07e7ce7d63785c69ce42de1a7c89e9d6f453b4da1720535d72584720143c3c8c1aa0582b764adc87e WHIRLPOOL 60115321583c725d29593423bc19dd255b4e2e717fa7fd2b068caccc33f61dd975f008aec73d1441faa17f84a0e82c0a3a4d9c47b2969fb952a455c8cc7f738d
+EBUILD mesa-9_pre20120831-r1.ebuild 11424 SHA256 2e078d8014e2ef237755abca15a020fe7a03c1291d1b97428d0128bb12443ca9 SHA512 5694c86cc7a10e2fe32d93ee575acd04add5dd80177b5c2eb40b1aa2a7f39d5cb1cf03fee7df121ea5a86496e9b5934b9a7d4c1e374b12b066b47b4bbb6db974 WHIRLPOOL 3a6adf180fed95d16f69f880f89e78b520a0f2055c361ff2d3d5adbdbcd5c26be4e69e15991e310283071e24398b66be718551c52d24e43de4991435003d8757
EBUILD mesa-9_pre20120831.ebuild 11291 SHA256 07a34c1fa1dafbde1c43c0a03838f9d18cf08f00cb5bac497d3c1c653443541f SHA512 761822dc0b13b27f33a91e0268a3be9814b4d2baedc9a98006f14920ab8783a7f5356ff18524c1f0df368ea829285163e344a4dcb353dd0e146c0d937e5be627 WHIRLPOOL d4e2f4001a78bcc0a67b1e8251d91ba567a59dbb72c76b8c8a8dac980e8d8778ce440caf4dc50b8c4028dbc064c399957d45e883ba6df53a7df2c68271de90d2
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+MISC ChangeLog 68742 SHA256 9555e0402348a099479ab22f889e5219977a5679361ce60aa93fb27298cd18d4 SHA512 cd04bc1a82a5c08c5aac66e4964126d5b490daa9cebceffc7c4d22665195eca9776c99f78363eafafcd833028ccb55a91fe412a91c9c30cf56dbff15dcd95a92 WHIRLPOOL fa11f9f024cc0cf2b1a0fc655110684c5a8e0525dd63972b259bc2f7c08baefcb3901c73187affd67f4948469f9776bec34f43c4dd6efe76b0c5664310d64856
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diff --git a/media-libs/mesa/mesa-9_pre20120831-r1.ebuild b/media-libs/mesa/mesa-9_pre20120831-r1.ebuild
new file mode 100644
index 000000000000..9c7e19edbb59
--- /dev/null
+++ b/media-libs/mesa/mesa-9_pre20120831-r1.ebuild
@@ -0,0 +1,436 @@
+# Copyright 1999-2012 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/media-libs/mesa/mesa-9_pre20120831-r1.ebuild,v 1.1 2012/09/05 15:01:34 chithanh Exp $
+
+EAPI=4
+
+EGIT_REPO_URI="git://anongit.freedesktop.org/mesa/mesa"
+
+if [[ ${PV} = 9999* ]]; then
+ GIT_ECLASS="git-2"
+ EXPERIMENTAL="true"
+fi
+
+inherit base autotools multilib flag-o-matic toolchain-funcs ${GIT_ECLASS}
+
+OPENGL_DIR="xorg-x11"
+
+MY_PN="${PN/m/M}"
+MY_P="${MY_PN}-${PV/_/-}"
+MY_SRC_P="${MY_PN}Lib-${PV/_/-}"
+
+FOLDER="${PV/_rc*/}"
+
+DESCRIPTION="OpenGL-like graphic library for Linux"
+HOMEPAGE="http://mesa3d.sourceforge.net/"
+
+#SRC_PATCHES="mirror://gentoo/${P}-gentoo-patches-01.tar.bz2"
+if [[ $PV = 9999* ]]; then
+ SRC_URI="${SRC_PATCHES}"
+else
+ SRC_URI="mirror://gentoo/${P}.tar.xz
+ ${SRC_PATCHES}"
+fi
+
+# The code is MIT/X11.
+# GLES[2]/gl[2]{,ext,platform}.h are SGI-B-2.0
+LICENSE="MIT SGI-B-2.0"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~x86-freebsd ~amd64-linux ~ia64-linux ~x86-linux ~sparc-solaris ~x64-solaris ~x86-solaris"
+
+INTEL_CARDS="i915 i965 intel"
+RADEON_CARDS="r100 r200 r300 r600 radeon radeonsi"
+VIDEO_CARDS="${INTEL_CARDS} ${RADEON_CARDS} nouveau vmware"
+for card in ${VIDEO_CARDS}; do
+ IUSE_VIDEO_CARDS+=" video_cards_${card}"
+done
+
+IUSE="${IUSE_VIDEO_CARDS}
+ bindist +classic d3d debug +egl g3dvl +gallium gbm gles1 gles2 +llvm +nptl
+ openvg osmesa pax_kernel pic r600-llvm-compiler selinux +shared-glapi vdpau
+ wayland xvmc xa xorg kernel_FreeBSD"
+
+REQUIRED_USE="
+ d3d? ( gallium )
+ g3dvl? ( gallium )
+ llvm? ( gallium )
+ openvg? ( egl gallium )
+ gbm? ( shared-glapi )
+ g3dvl? ( || ( vdpau xvmc ) )
+ vdpau? ( g3dvl )
+ r600-llvm-compiler? ( gallium llvm || ( video_cards_r600 video_cards_radeon ) )
+ xa? ( gallium )
+ xorg? ( gallium )
+ xvmc? ( g3dvl )
+ video_cards_intel? ( || ( classic gallium ) )
+ video_cards_i915? ( || ( classic gallium ) )
+ video_cards_i965? ( classic )
+ video_cards_nouveau? ( || ( classic gallium ) )
+ video_cards_radeon? ( || ( classic gallium ) )
+ video_cards_r100? ( classic )
+ video_cards_r200? ( classic )
+ video_cards_r300? ( gallium )
+ video_cards_r600? ( gallium )
+ video_cards_radeonsi? ( gallium llvm )
+ video_cards_vmware? ( gallium )
+"
+
+LIBDRM_DEPSTRING=">=x11-libs/libdrm-2.4.39"
+# not a runtime dependency of this package, but dependency of packages which
+# depend on this package, bug #342393
+EXTERNAL_DEPEND="
+ >=x11-proto/dri2proto-2.6
+ >=x11-proto/glproto-1.4.15-r1
+"
+# keep correct libdrm and dri2proto dep
+# keep blocks in rdepend for binpkg
+# gtest file collision bug #411825
+RDEPEND="${EXTERNAL_DEPEND}
+ !<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-1.2.6
+ dev-libs/expat
+ gbm? (
+ sys-fs/udev
+ x11-libs/libdrm[libkms]
+ )
+ >=x11-libs/libX11-1.3.99.901
+ x11-libs/libXdamage
+ x11-libs/libXext
+ x11-libs/libXxf86vm
+ >=x11-libs/libxcb-1.8.1
+ d3d? ( app-emulation/wine )
+ vdpau? ( >=x11-libs/libvdpau-0.4.1 )
+ wayland? ( dev-libs/wayland )
+ xorg? (
+ x11-base/xorg-server
+ 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-3.1 )
+ video_cards_radeonsi? ( >=sys-devel/llvm-3.1 )
+ )
+ =dev-lang/python-2*
+ dev-libs/libxml2[python]
+ sys-devel/bison
+ sys-devel/flex
+ virtual/pkgconfig
+ x11-misc/makedepend
+ >=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
+}
+
+src_unpack() {
+ default
+ if [[ ${PV} = 9999* ]]; then
+ git-2_src_unpack
+ fi
+ mv "${WORKDIR}"/${PN}-*/ "${WORKDIR}"/${MY_P} || die
+}
+
+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
+
+ # 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 [[ ${CHOST} == *-solaris* ]] ; then
+ sed -i -e "s/-DSVR4/-D_POSIX_C_SOURCE=200112L/" configure.ac || die
+ fi
+
+ # Tests fail against python-3, bug #407887
+ sed -i 's|/usr/bin/env python|/usr/bin/env python2|' src/glsl/tests/compare_ir || die
+
+ # avoid 965 driver crash, upstream #54183
+ sed -i 's|brw->fragment_program->|fp->|' src/mesa/drivers/dri/i965/brw_fs.cpp || die
+
+ base_src_prepare
+
+ eautoreconf
+}
+
+src_configure() {
+ local myconf
+
+ if use classic; then
+ # Configurable DRI drivers
+ driver_enable swrast
+
+ # Intel code
+ driver_enable video_cards_i915 i915
+ driver_enable video_cards_i965 i965
+ if ! use video_cards_i915 && \
+ ! use video_cards_i965; then
+ driver_enable video_cards_intel i915 i965
+ fi
+
+ # Nouveau code
+ driver_enable video_cards_nouveau nouveau
+
+ # ATI code
+ driver_enable video_cards_r100 radeon
+ driver_enable video_cards_r200 r200
+ if ! use video_cards_r100 && \
+ ! use video_cards_r200; then
+ driver_enable video_cards_radeon radeon r200
+ fi
+ fi
+
+ if use egl; then
+ myconf+="
+ --with-egl-platforms=x11$(use wayland && echo ",wayland")$(use gbm && echo ",drm")
+ $(use_enable gallium gallium-egl)
+ "
+ fi
+
+ if use gallium; then
+ myconf+="
+ $(use_enable d3d d3d1x)
+ $(use_enable g3dvl gallium-g3dvl)
+ $(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
+
+ 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 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} \
+ ${myconf}
+}
+
+src_install() {
+ base_src_install
+
+ find "${ED}" -name '*.la' -exec rm -f {} + || die
+
+ if use !bindist; then
+ dodoc docs/patents.txt
+ fi
+
+ # Save the glsl-compiler for later use
+ if ! tc-is-cross-compiler; then
+ dobin "${S}"/src/glsl/glsl_compiler
+ fi
+
+ # Install config file for eselect mesa
+ insinto /usr/share/mesa
+ newins "${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
+}
+
+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
+}