mail-client/thunderbird: bump to v91.5.0

Package-Manager: Portage-3.0.30, Repoman-3.0.3
Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>

2 files changed, 1194 insertions, 0 deletions

diff --git a/mail-client/thunderbird/Manifest b/mail-client/thunderbird/Manifest
index a525c88d..5a31df04 100644
--- a/mail-client/thunderbird/Manifest
+++ b/mail-client/thunderbird/Manifest
@@ -127,3 +127,67 @@ DIST thunderbird-91.4.1-vi.xpi 706360 BLAKE2B 9c06b70220402d9c04256528fc62260b77
 DIST thunderbird-91.4.1-zh-CN.xpi 714609 BLAKE2B 5681115a1b4418d4c82308115b42910401d62ccb718679b3aa5075fb703cc4bf186885ccb83f51240594e576e3037de8afc9ad5ed0f61d01e978960e377b5976 SHA512 62dd3f25eadad68192f9e9a2e24580ba19638bca97ad243d2546c0912cd2db1107303678ec68f06bf7205f182582449ab030dac56371987626ef9fdc7d0c6523
 DIST thunderbird-91.4.1-zh-TW.xpi 715956 BLAKE2B 6f500459be5ac8e610909c4802268f9e142071cb0549864d540a913a17da9125069017660f062eafae737707e5e1bf9e7fabe1a7f0e6055e1ddd05d27a12a25c SHA512 33905cb91ecddcf63240886fd51dba3454edf23fbf09a3ec19d8ea0585b5e54bcc79dd37b3e87d1e571bb5c4c317fb732546d51917b9e41b47339e3819a8fa91
 DIST thunderbird-91.4.1.source.tar.xz 408805472 BLAKE2B b12d55ca45579c7a7d230100b9e4af1e6461ba6b6778b23d951ccfb3b497e2cf86e3952e09c57bc3477742f66283e9101f70edf70cf3bd92296982b25ef6c448 SHA512 aa442ef886277f5091ebadff907a29451a0ee6542f24adb5c1fb4223193d719c2cb01474d3ccd96067695b19ce3cbf042893b0beaaeb7c65e0660ab5072bf82e
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+DIST thunderbird-91.5.0-lv.xpi 614311 BLAKE2B 08404143f77c66d0ca4fd2cd0cb0957bce77cb202c09655271e0e28a297baed2b968dc337ec9e7e3bb1ad45ca7a4cfbdcdc802e792472c57914d79480ccff410 SHA512 d9bf6ba2613ceeb0200a2d92387ffd6834e3df62686d59e254c7be4b77c1c6c6c82b78e057c9e5d69b4eef0407b87881109444d45829d46dd0cc6ff31dd0d03f
+DIST thunderbird-91.5.0-ms.xpi 574071 BLAKE2B 0d7056cff6984f664f9f92929bfb766e2345646d5983a1fb1cce7ab675fc700cb683a801cccfac3605bb263113ef90db55a1b4bac7ba18fc004f47ead0f88a63 SHA512 0bc7763529ad6c7fe2faf0f23be4c974f3f7f74a193d0600794dd0ace3e0f30879222d1469b325a3d6c463e18ae858b7831fa430779164debd4324c0b8034ab2
+DIST thunderbird-91.5.0-nb-NO.xpi 645845 BLAKE2B a0523bdb37a957be78e55ddedac494f65ee7cd5371f40a5665b169d43087258373e2df17465fec6513b0d8e296523feeb4eedab7abca1d05d2ed3eaff2c58bf9 SHA512 be3219f44538abcfbe81837e16824a023deb31bd79427c12998918e6e152e4dd1f25802a4fd63c52d2dce81c7c13348a8c64a30708025a0598d47fc630d8e195
+DIST thunderbird-91.5.0-nl.xpi 671294 BLAKE2B c2e1950c7a0f1a17d721d0a5ffe5f3d39d162dfe0bc769e51d3e458bde33612099eacd7e4f49899519dde1a5d3f40593faf3d0d8e5dcd96e7615ab35db4ed670 SHA512 317256630313832f32bd7ccc8353359474f785f3e155b1c73c361174da456f90b07fdfd0d61c9e6e86333c2f984b5f1d4b3b8423e5ceb220e01dea46670018b7
+DIST thunderbird-91.5.0-nn-NO.xpi 649250 BLAKE2B e9f55cdd29c6d17021d12f9333b72a6120b726cc4b47c41ad77fb2388499cc399cde4a4d4c3c16f8ad322b11956919c17418b77118002b4040ddb443727af770 SHA512 244e758beaad514059f7a830556d1446c5e0d2fd9e413536ff73cd12f8fbb5bf1f00109874ed3658378fea17ac8969a14cf652e89dbb6dcff5ccb5b9402df4a7
+DIST thunderbird-91.5.0-pa-IN.xpi 647763 BLAKE2B fd6e17c07812a36cb07a0b3fd4517cd06b624cdf683359443277eb98d32e437be6738304007177b2715a6e5f7cd3a0a96ff25ab24d2af0b924f3dbb84ecfff87 SHA512 e3a4748e9dbd90b9beb16b25d80f0a4d3d145def85b7fc4cf6781ce6f4ce2c8c397514bdc902f13068f3f8467ceab6addd67af345d3af7aa95c7e1ce7a73d837
+DIST thunderbird-91.5.0-pl.xpi 680331 BLAKE2B 33153c0e9e8c3d8ec338d251efbaec0293ca272a1a4834f6c035c7513a1102be19e4210c854921124263514ddb5a6f9549f1c9e9e4176cae3ef59954593c0464 SHA512 6204424d15f7054624eed94e17da2e4b07afc78fbc082fc2ec60c9377cb3a66facc6ceec602bef0c974a9f14519b63e59bef81a8e144712e2c27ee1b4fc08ae8
+DIST thunderbird-91.5.0-pt-BR.xpi 678984 BLAKE2B ec92e7fad45f6fe8c6b0b2a19d072718e7d2a4697de9cc0ada283cf946449f9b25ccf28592fbc7f56f1cde0bd0615589eca5c6d73eb2881781a42a18fce28150 SHA512 9bb36eb694ee4db446849f503304edd5d8a59b03ef77903c6050440c664c1479eac4516943e36021c4fe1e066d8a32810bd1d78681d39c4148108b8dd745e3b3
+DIST thunderbird-91.5.0-pt-PT.xpi 665735 BLAKE2B 9800c7ecabba84af448a0095a5f37331b2441f87083e8a1ad50e09314ac710d01ccfa84f8a3c07863b2a8d3205d966bf2d2caa4ea520fb26cae1779ba05686b1 SHA512 7473dca967ce1dda1c27175d302144a8ca5606d8930f68337740f9135c81fb7c338c152de6e6443c7d6d67b41c390fe046f59d0cfdc869364fba6d8799f2c664
+DIST thunderbird-91.5.0-rm.xpi 671680 BLAKE2B d7b60bd570ef0bde28aefc711765673f1683049d076de275c54561dc592c7803db0846a8dd67c5a57cf82e5f56b81a24321f11151d48b91181a6e795c8568343 SHA512 415cce75a32b1e751a4fa890b91b86562ac794876c94d65bfb76841807cbdcd8252db484945699080cf84a143e3fb9a675eb2aa148f374d71a78f69ba03eeff2
+DIST thunderbird-91.5.0-ro.xpi 656488 BLAKE2B d1f3e31303b706f96eb9af19783da54fbf2027023645f6a311f667836ae185c167abef016a278d377afe39232bb42b84246558a4a065f98502adcd8aec578d5f SHA512 a9d82ea460a1f3e4e20694c805a01379821689923412bc4d03bac2a14c2cbbf40371f472bd9f25b112b38b2e910c755f749fe2bef11b55581463b56aa0b7de18
+DIST thunderbird-91.5.0-ru.xpi 783362 BLAKE2B 9bce494bc861aa7fbb427678c2abfcf071724fcab8ffe884191d5f25046c1eebf59d5eccaaf6541667039702820a21249dc206710736c1033d3fd61b0030fa04 SHA512 1367f072ff25d2c1f23fb6f17fb9a17ec839d9a5405f338955af00b0c4eaf1469c16acf01aa7554764003d3ecc2106d229c0c24321ba32d67fa5b550bd855dcc
+DIST thunderbird-91.5.0-sk.xpi 707735 BLAKE2B d30decc01d625735d7710abccd1760e443aee22850a2fe854c3a8935fc3119ee39dd956b3d2fdd4299af990e9fa9a78bf34c2c0b59d77f73e19ed09078e0734a SHA512 9f0511479ca33a73b582c822a5292e852d94d96696a7c78c54bab7819be08577d01eb60d24b17a154b9073a8b543b493ed1034bd3492f919b35b8b46349b1601
+DIST thunderbird-91.5.0-sl.xpi 660449 BLAKE2B 5f0db88df501db74fcd5202b5483f187968f2ea910b578d91e3926b541ccdef43bb94cbcf77e377e7cfc95965e1ac399a9d138b877c9925c63f9625aec7cc045 SHA512 427e3e6bc3882d8384efb30ef8529377d0b855869fbc21d6ea0d4ef027c1b357dad15e2cf3e03702ca46c3cf9d4b8f5d523d87fe956dc7d56e848ac0e21c1ee0
+DIST thunderbird-91.5.0-sq.xpi 693391 BLAKE2B 962ab0b60f594291d6d8377d3c80b4170f88b9c7414f86b5fa89c45d3d5be5da6ca37195e47d5579de6b0acca4a6603cb21d37670694eb7ec7747f7bcef76bd1 SHA512 58129828e3cf1c3cf7c324a631cbd92efbe10ac7071f012adce9ff761461e6936574f54f8010d664f39befefaab7f69455e37f9dd96f6fd928d65b496da3f85f
+DIST thunderbird-91.5.0-sr.xpi 703354 BLAKE2B 8ca850543ca0d9c8f9a3b57b0eade1db85a7effe879b6dbe6b213d1c0917c1135a81aa7a85720c4d8cf32a05e86b14143132285df7ea204cc9dabcb74a2ae169 SHA512 4167605cf5ce389dc39a525dd8fe26b4a6109ed20e3e14df4170ba4f6e83dd1c4b0dfc28028cf49976a0a74c38416e9287b46dbd5d65c973d9bba6f118595c7c
+DIST thunderbird-91.5.0-sv-SE.xpi 675815 BLAKE2B ee26a1e8c765497230db196900532260310261dd21b7152485ff07c4c0fb201cf3974c3d7f5ba42dd496bac992ccfed093c4113c0fabe8bf178ff981631a8978 SHA512 e9976b54b4b423f175e4fefb42188d2ac1d22f94277476b46800feca64797b15de89140df04a290de1e8b8fea88de56cf79aa8360da335c4a6b94e92df6f7b54
+DIST thunderbird-91.5.0-th.xpi 741246 BLAKE2B 8499687e27454534c69c64d64a62356487955d7e457abb192706ca48b2f072bdf8a4e1b4aa223b05b8832687b4974ee00b1e45b77589c8b663c1b69abe045704 SHA512 11e944bb36a830b5bdd9f2cdf7e601694230be32ae5c2cb2ba8ff58027b8512cf4a5b17b91a053c92d5eb97b992a121f2479f3835e05b11fa77fae6d011854de
+DIST thunderbird-91.5.0-tr.xpi 685075 BLAKE2B de2ac3042449626365f5b541bcb67421a871f98dd33a7bb4b08969002c7a5233144231bf47047fdf0ed5498c2c301d4c679a06f6b79532015f7d6b68c5f05820 SHA512 afb13c3c14d1b7185d7b80fa2c870832036f4ae9b2f6064d06d7aba28745e110d8126973ceea6bdfa97480f73a313241ad5a74470e859ab4e1d0eb47acd3b771
+DIST thunderbird-91.5.0-uk.xpi 780974 BLAKE2B ec2cd789da897b1366b89fcf4b84814da2e703b204b99df5c177d6caf55e1b93c0301d020b11ad06e22370ba6dfff00ea47d1788825ebb9d4ffd58628f4ecfc6 SHA512 7448dd0f609839d3447c92bef10967b183e8ecc40b20e924603cae4e87bb8371f77ce520ded157603ed746328eca1e86a61e1edf7842de4cf811c51723137f8b
+DIST thunderbird-91.5.0-uz.xpi 588128 BLAKE2B 1653a97a765774808664f8e5eb4974454e0eec401ce58e81847fb529a8ad5285e466d710ba7afc8ddbb588d2880626d4f50cc9ffe4363b682dec491e3f112746 SHA512 3bdac984a2cb152ce2ceb0ccd6fdf5916b4a78ad5806ab1181e2551a1d45759e69bc1f1b29cf24f546715a7adf18ed43351dfea13bc4b04dc7dfd9870a1a2cf5
+DIST thunderbird-91.5.0-vi.xpi 706363 BLAKE2B 0f82ec5c419472ce0af3177d6cfb10f3efbcba831332fb79e6df400866406dcdbb9fb5a9e0f9d99ef1a387a0b0d105c63b9f62feeeac36183be3e9efa2f49ffd SHA512 21157fb61760e21485ff1a375f10949357163545bf9f3a1b0f30ba340103c37584d2e3fe9239bf8cc8010d910fed7030052421bfa4018fecb5576be24d73f04f
+DIST thunderbird-91.5.0-zh-CN.xpi 714610 BLAKE2B ee021e530c5fc109ccf6fc006fac56cff382df48548087085113d3358705ba329f1870c37ceac1c0c627614432d00a4efad49800afee9f3deea5ea91743f8e87 SHA512 30670fd9ded9c5fc8cb42555742b9f72b28bb3ab79fcd13e570a57df931cbb8160236387acecf90cc00c77f248e2b713aa5cf3bafaeffcada7b874ef44a9a9af
+DIST thunderbird-91.5.0-zh-TW.xpi 715959 BLAKE2B 291c6fec067909ef19c7134ad1b7d10107ba382f8187f3ff2701a1acc7073d224ba8bc6de889ec66efd3228d60faf5e43b5b5c1d514bf3a02d41be6974a704ea SHA512 bdd0a4d3c2139d951075237503d104e7ed371f6e3aab6ef670304d500394917bc278b2ce46bdd69b4c9e77f975c0985094c529cd2e4dd067d440c243f594f301
+DIST thunderbird-91.5.0.source.tar.xz 405937856 BLAKE2B f8bde92181e87608902595001fbf93b583836c5500358230a132e43c98c1bce0533c8fb81746970157049d84cb916d44e6573a4f39dddc4c4c76ee32d3ccef7f SHA512 e1cafbd99e67e8fef346e936890a22aeadded4aa8be604607535ae933251bc1b2a3b56c2b62045b3d37ecb09999adb746157df188d1a32dfe75685f3af959b7d
diff --git a/mail-client/thunderbird/thunderbird-91.5.0.ebuild b/mail-client/thunderbird/thunderbird-91.5.0.ebuild
new file mode 100644
index 00000000..833c6021
--- /dev/null
+++ b/mail-client/thunderbird/thunderbird-91.5.0.ebuild
@@ -0,0 +1,1130 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+
+FIREFOX_PATCHSET="firefox-91esr-patches-03.tar.xz"
+
+LLVM_MAX_SLOT=13
+
+PYTHON_COMPAT=( python3_{7..10} )
+PYTHON_REQ_USE="ncurses,sqlite,ssl"
+
+WANT_AUTOCONF="2.1"
+
+VIRTUALX_REQUIRED="pgo"
+
+MOZ_ESR=
+
+MOZ_PV=${PV}
+MOZ_PV_SUFFIX=
+if [[ ${PV} =~ (_(alpha|beta|rc).*)$ ]] ; then
+	MOZ_PV_SUFFIX=${BASH_REMATCH[1]}
+
+	# Convert the ebuild version to the upstream Mozilla version
+	MOZ_PV="${MOZ_PV/_alpha/a}" # Handle alpha for SRC_URI
+	MOZ_PV="${MOZ_PV/_beta/b}"  # Handle beta for SRC_URI
+	MOZ_PV="${MOZ_PV%%_rc*}"    # Handle rc for SRC_URI
+fi
+
+if [[ -n ${MOZ_ESR} ]] ; then
+	# ESR releases have slightly different version numbers
+	MOZ_PV="${MOZ_PV}esr"
+fi
+
+MOZ_PN="${PN%-bin}"
+MOZ_P="${MOZ_PN}-${MOZ_PV}"
+MOZ_PV_DISTFILES="${MOZ_PV}${MOZ_PV_SUFFIX}"
+MOZ_P_DISTFILES="${MOZ_PN}-${MOZ_PV_DISTFILES}"
+
+inherit autotools check-reqs desktop flag-o-matic gnome2-utils \
+	llvm multiprocessing pax-utils python-any-r1 toolchain-funcs \
+	virtualx xdg
+
+MOZ_SRC_BASE_URI="https://archive.mozilla.org/pub/${MOZ_PN}/releases/${MOZ_PV}"
+
+if [[ ${PV} == *_rc* ]] ; then
+	MOZ_SRC_BASE_URI="https://archive.mozilla.org/pub/${MOZ_PN}/candidates/${MOZ_PV}-candidates/build${PV##*_rc}"
+fi
+
+PATCH_URIS=(
+	https://dev.gentoo.org/~{polynomial-c,whissi}/mozilla/patchsets/${FIREFOX_PATCHSET}
+)
+
+SRC_URI="${MOZ_SRC_BASE_URI}/source/${MOZ_P}.source.tar.xz -> ${MOZ_P_DISTFILES}.source.tar.xz
+	${PATCH_URIS[@]}"
+
+DESCRIPTION="Thunderbird Mail Client"
+HOMEPAGE="https://www.thunderbird.net/"
+
+KEYWORDS="amd64 ~arm64 ~ppc64 x86"
+
+SLOT="0/$(ver_cut 1)"
+LICENSE="MPL-2.0 GPL-2 LGPL-2.1"
+
+IUSE="+clang cpu_flags_arm_neon dbus debug eme-free hardened hwaccel"
+IUSE+=" jack lto +openh264 pgo pulseaudio sndio selinux"
+IUSE+=" +system-av1 +system-harfbuzz +system-icu +system-jpeg +system-libevent +system-libvpx +system-webp"
+IUSE+=" wayland wifi"
+
+REQUIRED_USE="debug? ( !system-av1 )
+	pgo? ( lto )
+	wifi? ( dbus )"
+
+BDEPEND="${PYTHON_DEPS}
+	app-arch/unzip
+	app-arch/zip
+	>=dev-util/cbindgen-0.19.0
+	>=net-libs/nodejs-10.23.1
+	virtual/pkgconfig
+	>=virtual/rust-1.51.0
+	|| (
+		(
+			sys-devel/clang:13
+			sys-devel/llvm:13
+			clang? (
+				=sys-devel/lld-13*
+				pgo? ( =sys-libs/compiler-rt-sanitizers-13*[profile] )
+			)
+		)
+		(
+			sys-devel/clang:12
+			sys-devel/llvm:12
+			clang? (
+				=sys-devel/lld-12*
+				pgo? ( =sys-libs/compiler-rt-sanitizers-12*[profile] )
+			)
+		)
+		(
+			sys-devel/clang:11
+			sys-devel/llvm:11
+			clang? (
+				=sys-devel/lld-11*
+				pgo? ( =sys-libs/compiler-rt-sanitizers-11*[profile] )
+			)
+		)
+	)
+	amd64? ( >=dev-lang/nasm-2.13 )
+	x86? ( >=dev-lang/nasm-2.13 )"
+
+CDEPEND="
+	>=dev-libs/nss-3.68
+	>=dev-libs/nspr-4.32
+	dev-libs/atk
+	dev-libs/expat
+	>=x11-libs/cairo-1.10[X]
+	>=x11-libs/gtk+-3.4.0:3[X]
+	x11-libs/gdk-pixbuf
+	>=x11-libs/pango-1.22.0
+	>=media-libs/mesa-10.2:*
+	media-libs/fontconfig
+	>=media-libs/freetype-2.4.10
+	>=media-libs/libpng-1.6.35:0=[apng(+)]
+	kernel_linux? ( !pulseaudio? ( media-libs/alsa-lib ) )
+	virtual/freedesktop-icon-theme
+	>=x11-libs/pixman-0.19.2
+	>=dev-libs/glib-2.26:2
+	>=sys-libs/zlib-1.2.3
+	>=dev-libs/libffi-3.0.10:=
+	media-video/ffmpeg
+	x11-libs/libX11
+	x11-libs/libxcb
+	x11-libs/libXcomposite
+	x11-libs/libXdamage
+	x11-libs/libXext
+	x11-libs/libXfixes
+	x11-libs/libXrender
+	x11-libs/libXt
+	dbus? (
+		sys-apps/dbus
+		dev-libs/dbus-glib
+	)
+	system-av1? (
+		>=media-libs/dav1d-0.8.1:=
+		>=media-libs/libaom-1.0.0:=
+	)
+	system-harfbuzz? (
+		>=media-libs/harfbuzz-2.8.1:0=
+		>=media-gfx/graphite2-1.3.13
+	)
+	system-icu? ( >=dev-libs/icu-69.1:= )
+	system-jpeg? ( >=media-libs/libjpeg-turbo-1.2.1 )
+	system-libevent? ( >=dev-libs/libevent-2.0:0=[threads] )
+	system-libvpx? ( >=media-libs/libvpx-1.8.2:0=[postproc] )
+	system-webp? ( >=media-libs/libwebp-1.1.0:0= )
+	wifi? (
+		kernel_linux? (
+			sys-apps/dbus
+			dev-libs/dbus-glib
+			net-misc/networkmanager
+		)
+	)
+	jack? ( virtual/jack )
+	selinux? ( sec-policy/selinux-mozilla )
+	sndio? ( media-sound/sndio )"
+
+RDEPEND="${CDEPEND}
+	jack? ( virtual/jack )
+	openh264? ( media-libs/openh264:*[plugin] )
+	pulseaudio? (
+		|| (
+			media-sound/pulseaudio
+			>=media-sound/apulse-0.1.12-r4
+		)
+	)
+	selinux? ( sec-policy/selinux-mozilla )
+	!<x11-plugins/enigmail-2.2"
+
+DEPEND="${CDEPEND}
+	x11-libs/libICE
+	x11-libs/libSM
+	pulseaudio? (
+		|| (
+			media-sound/pulseaudio
+			>=media-sound/apulse-0.1.12-r4[sdk]
+		)
+	)
+	wayland? ( >=x11-libs/gtk+-3.11:3[wayland] )
+	amd64? ( virtual/opengl )
+	x86? ( virtual/opengl )"
+
+S="${WORKDIR}/${PN}-${PV%_*}"
+
+llvm_check_deps() {
+	if ! has_version -b "sys-devel/clang:${LLVM_SLOT}" ; then
+		einfo "sys-devel/clang:${LLVM_SLOT} is missing! Cannot use LLVM slot ${LLVM_SLOT} ..." >&2
+		return 1
+	fi
+
+	if use clang ; then
+		if ! has_version -b "=sys-devel/lld-${LLVM_SLOT}*" ; then
+			einfo "=sys-devel/lld-${LLVM_SLOT}* is missing! Cannot use LLVM slot ${LLVM_SLOT} ..." >&2
+			return 1
+		fi
+
+		if use pgo ; then
+			if ! has_version -b "=sys-libs/compiler-rt-sanitizers-${LLVM_SLOT}*" ; then
+				einfo "=sys-libs/compiler-rt-sanitizers-${LLVM_SLOT}* is missing! Cannot use LLVM slot ${LLVM_SLOT} ..." >&2
+				return 1
+			fi
+		fi
+	fi
+
+	einfo "Using LLVM slot ${LLVM_SLOT} to build" >&2
+}
+
+MOZ_LANGS=(
+	af ar ast be bg br ca cak cs cy da de dsb
+	el en-CA en-GB en-US es-AR es-ES et eu
+	fi fr fy-NL ga-IE gd gl he hr hsb hu
+	id is it ja ka kab kk ko lt lv ms nb-NO nl nn-NO
+	pa-IN pl pt-BR pt-PT rm ro ru
+	sk sl sq sr sv-SE th tr uk uz vi zh-CN zh-TW
+)
+
+mozilla_set_globals() {
+	# https://bugs.gentoo.org/587334
+	local MOZ_TOO_REGIONALIZED_FOR_L10N=(
+		fy-NL ga-IE gu-IN hi-IN hy-AM nb-NO ne-NP nn-NO pa-IN sv-SE
+	)
+
+	local lang xflag
+	for lang in "${MOZ_LANGS[@]}" ; do
+		# en and en_US are handled internally
+		if [[ ${lang} == en ]] || [[ ${lang} == en-US ]] ; then
+			continue
+		fi
+
+		# strip region subtag if $lang is in the list
+		if has ${lang} "${MOZ_TOO_REGIONALIZED_FOR_L10N[@]}" ; then
+			xflag=${lang%%-*}
+		else
+			xflag=${lang}
+		fi
+
+		SRC_URI+=" l10n_${xflag/[_@]/-}? ("
+		SRC_URI+=" ${MOZ_SRC_BASE_URI}/linux-x86_64/xpi/${lang}.xpi -> ${MOZ_P_DISTFILES}-${lang}.xpi"
+		SRC_URI+=" )"
+		IUSE+=" l10n_${xflag/[_@]/-}"
+	done
+}
+mozilla_set_globals
+
+moz_clear_vendor_checksums() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	if [[ ${#} -ne 1 ]] ; then
+		die "${FUNCNAME} requires exact one argument"
+	fi
+
+	einfo "Clearing cargo checksums for ${1} ..."
+
+	sed -i \
+		-e 's/\("files":{\)[^}]*/\1/' \
+		"${S}"/third_party/rust/${1}/.cargo-checksum.json \
+		|| die
+}
+
+moz_install_xpi() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	if [[ ${#} -lt 2 ]] ; then
+		die "${FUNCNAME} requires at least two arguments"
+	fi
+
+	local DESTDIR=${1}
+	shift
+
+	insinto "${DESTDIR}"
+
+	local emid xpi_file xpi_tmp_dir
+	for xpi_file in "${@}" ; do
+		emid=
+		xpi_tmp_dir=$(mktemp -d --tmpdir="${T}")
+
+		# Unpack XPI
+		unzip -qq "${xpi_file}" -d "${xpi_tmp_dir}" || die
+
+		# Determine extension ID
+		if [[ -f "${xpi_tmp_dir}/install.rdf" ]] ; then
+			emid=$(sed -n -e '/install-manifest/,$ { /em:id/!d; s/.*[\">]\([^\"<>]*\)[\"<].*/\1/; p; q }' "${xpi_tmp_dir}/install.rdf")
+			[[ -z "${emid}" ]] && die "failed to determine extension id from install.rdf"
+		elif [[ -f "${xpi_tmp_dir}/manifest.json" ]] ; then
+			emid=$(sed -n -e 's/.*"id": "\([^"]*\)".*/\1/p' "${xpi_tmp_dir}/manifest.json")
+			[[ -z "${emid}" ]] && die "failed to determine extension id from manifest.json"
+		else
+			die "failed to determine extension id"
+		fi
+
+		einfo "Installing ${emid}.xpi into ${ED}${DESTDIR} ..."
+		newins "${xpi_file}" "${emid}.xpi"
+	done
+}
+
+mozconfig_add_options_ac() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	if [[ ${#} -lt 2 ]] ; then
+		die "${FUNCNAME} requires at least two arguments"
+	fi
+
+	local reason=${1}
+	shift
+
+	local option
+	for option in ${@} ; do
+		echo "ac_add_options ${option} # ${reason}" >>${MOZCONFIG}
+	done
+}
+
+mozconfig_add_options_mk() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	if [[ ${#} -lt 2 ]] ; then
+		die "${FUNCNAME} requires at least two arguments"
+	fi
+
+	local reason=${1}
+	shift
+
+	local option
+	for option in ${@} ; do
+		echo "mk_add_options ${option} # ${reason}" >>${MOZCONFIG}
+	done
+}
+
+mozconfig_use_enable() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	if [[ ${#} -lt 1 ]] ; then
+		die "${FUNCNAME} requires at least one arguments"
+	fi
+
+	local flag=$(use_enable "${@}")
+	mozconfig_add_options_ac "$(use ${1} && echo +${1} || echo -${1})" "${flag}"
+}
+
+mozconfig_use_with() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	if [[ ${#} -lt 1 ]] ; then
+		die "${FUNCNAME} requires at least one arguments"
+	fi
+
+	local flag=$(use_with "${@}")
+	mozconfig_add_options_ac "$(use ${1} && echo +${1} || echo -${1})" "${flag}"
+}
+
+pkg_pretend() {
+	if [[ ${MERGE_TYPE} != binary ]] ; then
+		if use pgo ; then
+			if ! has usersandbox $FEATURES ; then
+				die "You must enable usersandbox as X server can not run as root!"
+			fi
+		fi
+
+		# Ensure we have enough disk space to compile
+		if use pgo || use lto || use debug ; then
+			CHECKREQS_DISK_BUILD="13500M"
+		else
+			CHECKREQS_DISK_BUILD="6400M"
+		fi
+
+		check-reqs_pkg_pretend
+	fi
+}
+
+pkg_setup() {
+	if [[ ${MERGE_TYPE} != binary ]] ; then
+		if use pgo ; then
+			if ! has userpriv ${FEATURES} ; then
+				eerror "Building ${PN} with USE=pgo and FEATURES=-userpriv is not supported!"
+			fi
+		fi
+
+		# Ensure we have enough disk space to compile
+		if use pgo || use lto || use debug ; then
+			CHECKREQS_DISK_BUILD="13500M"
+		else
+			CHECKREQS_DISK_BUILD="6400M"
+		fi
+
+		check-reqs_pkg_setup
+
+		llvm_pkg_setup
+
+		if use clang && use lto ; then
+			local version_lld=$(ld.lld --version 2>/dev/null | awk '{ print $2 }')
+			[[ -n ${version_lld} ]] && version_lld=$(ver_cut 1 "${version_lld}")
+			[[ -z ${version_lld} ]] && die "Failed to read ld.lld version!"
+
+			# temp fix for https://bugs.gentoo.org/768543
+			# we can assume that rust 1.{49,50}.0 always uses llvm 11
+			local version_rust=$(rustc -Vv 2>/dev/null | grep -F -- 'release:' | awk '{ print $2 }')
+			[[ -n ${version_rust} ]] && version_rust=$(ver_cut 1-2 "${version_rust}")
+			[[ -z ${version_rust} ]] && die "Failed to read version from rustc!"
+
+			if ver_test "${version_rust}" -ge "1.49" && ver_test "${version_rust}" -le "1.50" ; then
+				local version_llvm_rust="11"
+			else
+				local version_llvm_rust=$(rustc -Vv 2>/dev/null | grep -F -- 'LLVM version:' | awk '{ print $3 }')
+				[[ -n ${version_llvm_rust} ]] && version_llvm_rust=$(ver_cut 1 "${version_llvm_rust}")
+				[[ -z ${version_llvm_rust} ]] && die "Failed to read used LLVM version from rustc!"
+			fi
+
+			if ver_test "${version_lld}" -ne "${version_llvm_rust}" ; then
+				eerror "Rust is using LLVM version ${version_llvm_rust} but ld.lld version belongs to LLVM version ${version_lld}."
+				eerror "You will be unable to link ${CATEGORY}/${PN}. To proceed you have the following options:"
+				eerror "  - Manually switch rust version using 'eselect rust' to match used LLVM version"
+				eerror "  - Switch to dev-lang/rust[system-llvm] which will guarantee matching version"
+				eerror "  - Build ${CATEGORY}/${PN} without USE=lto"
+				die "LLVM version used by Rust (${version_llvm_rust}) does not match with ld.lld version (${version_lld})!"
+			fi
+		fi
+
+		if ! use clang && [[ $(gcc-major-version) -eq 11 ]] \
+			&& ! has_version -b ">sys-devel/gcc-11.1.0:11" ; then
+			# bug 792705
+			eerror "Using GCC 11 to compile firefox is currently known to be broken (see bug #792705)."
+			die "Set USE=clang or select <gcc-11 to build ${CATEGORY}/${P}."
+		fi
+
+		python-any-r1_pkg_setup
+
+		# Avoid PGO profiling problems due to enviroment leakage
+		# These should *always* be cleaned up anyway
+		unset \
+			DBUS_SESSION_BUS_ADDRESS \
+			DISPLAY \
+			ORBIT_SOCKETDIR \
+			SESSION_MANAGER \
+			XAUTHORITY \
+			XDG_CACHE_HOME \
+			XDG_SESSION_COOKIE
+
+		# Build system is using /proc/self/oom_score_adj, bug #604394
+		addpredict /proc/self/oom_score_adj
+
+		if use pgo ; then
+			# Allow access to GPU during PGO run
+			local ati_cards mesa_cards nvidia_cards render_cards
+			shopt -s nullglob
+
+			ati_cards=$(echo -n /dev/ati/card* | sed 's/ /:/g')
+			if [[ -n "${ati_cards}" ]] ; then
+				addpredict "${ati_cards}"
+			fi
+
+			mesa_cards=$(echo -n /dev/dri/card* | sed 's/ /:/g')
+			if [[ -n "${mesa_cards}" ]] ; then
+				addpredict "${mesa_cards}"
+			fi
+
+			nvidia_cards=$(echo -n /dev/nvidia* | sed 's/ /:/g')
+			if [[ -n "${nvidia_cards}" ]] ; then
+				addpredict "${nvidia_cards}"
+			fi
+
+			render_cards=$(echo -n /dev/dri/renderD128* | sed 's/ /:/g')
+			if [[ -n "${render_cards}" ]] ; then
+				addpredict "${render_cards}"
+			fi
+
+			shopt -u nullglob
+		fi
+
+		if ! mountpoint -q /dev/shm ; then
+			# If /dev/shm is not available, configure is known to fail with
+			# a traceback report referencing /usr/lib/pythonN.N/multiprocessing/synchronize.py
+			ewarn "/dev/shm is not mounted -- expect build failures!"
+		fi
+
+		# Google API keys (see http://www.chromium.org/developers/how-tos/api-keys)
+		# Note: These are for Gentoo Linux use ONLY. For your own distribution, please
+		# get your own set of keys.
+		if [[ -z "${MOZ_API_KEY_GOOGLE+set}" ]] ; then
+			MOZ_API_KEY_GOOGLE="AIzaSyDEAOvatFogGaPi0eTgsV_ZlEzx0ObmepsMzfAc"
+		fi
+
+		if [[ -z "${MOZ_API_KEY_LOCATION+set}" ]] ; then
+			MOZ_API_KEY_LOCATION="AIzaSyB2h2OuRgGaPicUgy5N-5hsZqiPW6sH3n_rptiQ"
+		fi
+
+		# Mozilla API keys (see https://location.services.mozilla.com/api)
+		# Note: These are for Gentoo Linux use ONLY. For your own distribution, please
+		# get your own set of keys.
+		if [[ -z "${MOZ_API_KEY_MOZILLA+set}" ]] ; then
+			MOZ_API_KEY_MOZILLA="edb3d487-3a84-46m0ap1e3-9dfd-92b5efaaa005"
+		fi
+
+		# Ensure we use C locale when building, bug #746215
+		export LC_ALL=C
+	fi
+}
+
+src_unpack() {
+	local _lp_dir="${WORKDIR}/language_packs"
+	local _src_file
+
+	if [[ ! -d "${_lp_dir}" ]] ; then
+		mkdir "${_lp_dir}" || die
+	fi
+
+	for _src_file in ${A} ; do
+		if [[ ${_src_file} == *.xpi ]]; then
+			cp "${DISTDIR}/${_src_file}" "${_lp_dir}" || die "Failed to copy '${_src_file}' to '${_lp_dir}'!"
+		else
+			unpack ${_src_file}
+		fi
+	done
+}
+
+src_prepare() {
+	use lto && rm -v "${WORKDIR}"/firefox-patches/*-LTO-Only-enable-LTO-*.patch
+	eapply "${WORKDIR}/firefox-patches"
+
+	# Allow user to apply any additional patches without modifing ebuild
+	eapply_user
+
+	# Make LTO respect MAKEOPTS
+	sed -i \
+		-e "s/multiprocessing.cpu_count()/$(makeopts_jobs)/" \
+		"${S}"/build/moz.configure/lto-pgo.configure \
+		|| die "sed failed to set num_cores"
+
+	# Make ICU respect MAKEOPTS
+	sed -i \
+		-e "s/multiprocessing.cpu_count()/$(makeopts_jobs)/" \
+		"${S}"/intl/icu_sources_data.py \
+		|| die "sed failed to set num_cores"
+
+	# sed-in toolchain prefix
+	sed -i \
+		-e "s/objdump/${CHOST}-objdump/" \
+		"${S}"/python/mozbuild/mozbuild/configure/check_debug_ranges.py \
+		|| die "sed failed to set toolchain prefix"
+
+	sed -i \
+		-e 's/ccache_stats = None/return None/' \
+		"${S}"/python/mozbuild/mozbuild/controller/building.py \
+		|| die "sed failed to disable ccache stats call"
+
+	einfo "Removing pre-built binaries ..."
+	find "${S}"/third_party -type f \( -name '*.so' -o -name '*.o' \) -print -delete || die
+
+	# Clearing checksums where we have applied patches
+	moz_clear_vendor_checksums target-lexicon-0.9.0
+
+	# Create build dir
+	BUILD_DIR="${WORKDIR}/${PN}_build"
+	mkdir -p "${BUILD_DIR}" || die
+
+	# Write API keys to disk
+	echo -n "${MOZ_API_KEY_GOOGLE//gGaPi/}" > "${S}"/api-google.key || die
+	echo -n "${MOZ_API_KEY_LOCATION//gGaPi/}" > "${S}"/api-location.key || die
+	echo -n "${MOZ_API_KEY_MOZILLA//m0ap1/}" > "${S}"/api-mozilla.key || die
+
+	xdg_src_prepare
+}
+
+src_configure() {
+	# Show flags set at the beginning
+	einfo "Current BINDGEN_CFLAGS:\t${BINDGEN_CFLAGS:-no value set}"
+	einfo "Current CFLAGS:\t\t${CFLAGS:-no value set}"
+	einfo "Current CXXFLAGS:\t\t${CXXFLAGS:-no value set}"
+	einfo "Current LDFLAGS:\t\t${LDFLAGS:-no value set}"
+	einfo "Current RUSTFLAGS:\t\t${RUSTFLAGS:-no value set}"
+
+	local have_switched_compiler=
+	if use clang && ! tc-is-clang ; then
+		# Force clang
+		einfo "Enforcing the use of clang due to USE=clang ..."
+		have_switched_compiler=yes
+		AR=llvm-ar
+		CC=${CHOST}-clang
+		CXX=${CHOST}-clang++
+		NM=llvm-nm
+		RANLIB=llvm-ranlib
+	elif ! use clang && ! tc-is-gcc ; then
+		# Force gcc
+		have_switched_compiler=yes
+		einfo "Enforcing the use of gcc due to USE=-clang ..."
+		AR=gcc-ar
+		CC=${CHOST}-gcc
+		CXX=${CHOST}-g++
+		NM=gcc-nm
+		RANLIB=gcc-ranlib
+	fi
+
+	if [[ -n "${have_switched_compiler}" ]] ; then
+		# Because we switched active compiler we have to ensure
+		# that no unsupported flags are set
+		strip-unsupported-flags
+	fi
+
+	# Ensure we use correct toolchain
+	export HOST_CC="$(tc-getBUILD_CC)"
+	export HOST_CXX="$(tc-getBUILD_CXX)"
+	tc-export CC CXX LD AR NM OBJDUMP RANLIB PKG_CONFIG
+
+	# Pass the correct toolchain paths through cbindgen
+	if tc-is-cross-compiler ; then
+		export BINDGEN_CFLAGS="${SYSROOT:+--sysroot=${ESYSROOT}} --target=${CHOST} ${BINDGEN_CFLAGS-}"
+	fi
+
+	# Set MOZILLA_FIVE_HOME
+	export MOZILLA_FIVE_HOME="/usr/$(get_libdir)/${PN}"
+
+	# python/mach/mach/mixin/process.py fails to detect SHELL
+	export SHELL="${EPREFIX}/bin/bash"
+
+	# Set state path
+	export MOZBUILD_STATE_PATH="${BUILD_DIR}"
+
+	# Set MOZCONFIG
+	export MOZCONFIG="${S}/.mozconfig"
+
+	# Initialize MOZCONFIG
+	mozconfig_add_options_ac '' --enable-application=comm/mail
+
+	# Set Gentoo defaults
+	export MOZILLA_OFFICIAL=1
+
+	mozconfig_add_options_ac 'Gentoo default' \
+		--allow-addon-sideload \
+		--disable-cargo-incremental \
+		--disable-crashreporter \
+		--disable-install-strip \
+		--disable-strip \
+		--disable-updater \
+		--enable-js-shell \
+		--enable-official-branding \
+		--enable-release \
+		--enable-system-ffi \
+		--enable-system-pixman \
+		--host="${CBUILD:-${CHOST}}" \
+		--libdir="${EPREFIX}/usr/$(get_libdir)" \
+		--prefix="${EPREFIX}/usr" \
+		--target="${CHOST}" \
+		--without-ccache \
+		--with-intl-api \
+		--with-libclang-path="$(llvm-config --libdir)" \
+		--with-system-nspr \
+		--with-system-nss \
+		--with-system-png \
+		--with-system-zlib \
+		--with-toolchain-prefix="${CHOST}-" \
+		--with-unsigned-addon-scopes=app,system \
+		--x-includes="${SYSROOT}${EPREFIX}/usr/include" \
+		--x-libraries="${SYSROOT}${EPREFIX}/usr/$(get_libdir)"
+
+	# Set update channel
+	local update_channel=release
+	[[ -n ${MOZ_ESR} ]] && update_channel=esr
+	mozconfig_add_options_ac '' --update-channel=${update_channel}
+
+	if ! use x86 && [[ ${CHOST} != armv*h* ]] ; then
+		mozconfig_add_options_ac '' --enable-rust-simd
+	fi
+
+	if [[ -s "${S}/api-google.key" ]] ; then
+		local key_origin="Gentoo default"
+		if [[ $(cat "${S}/api-google.key" | md5sum | awk '{ print $1 }') != 709560c02f94b41f9ad2c49207be6c54 ]] ; then
+			key_origin="User value"
+		fi
+
+		mozconfig_add_options_ac "${key_origin}" \
+			--with-google-safebrowsing-api-keyfile="${S}/api-google.key"
+	else
+		einfo "Building without Google API key ..."
+	fi
+
+	if [[ -s "${S}/api-location.key" ]] ; then
+		local key_origin="Gentoo default"
+		if [[ $(cat "${S}/api-location.key" | md5sum | awk '{ print $1 }') != ffb7895e35dedf832eb1c5d420ac7420 ]] ; then
+			key_origin="User value"
+		fi
+
+		mozconfig_add_options_ac "${key_origin}" \
+			--with-google-location-service-api-keyfile="${S}/api-location.key"
+	else
+		einfo "Building without Location API key ..."
+	fi
+
+	if [[ -s "${S}/api-mozilla.key" ]] ; then
+		local key_origin="Gentoo default"
+		if [[ $(cat "${S}/api-mozilla.key" | md5sum | awk '{ print $1 }') != 3927726e9442a8e8fa0e46ccc39caa27 ]] ; then
+			key_origin="User value"
+		fi
+
+		mozconfig_add_options_ac "${key_origin}" \
+			--with-mozilla-api-keyfile="${S}/api-mozilla.key"
+	else
+		einfo "Building without Mozilla API key ..."
+	fi
+
+	mozconfig_use_with system-av1
+	mozconfig_use_with system-harfbuzz
+	mozconfig_use_with system-harfbuzz system-graphite2
+	mozconfig_use_with system-icu
+	mozconfig_use_with system-jpeg
+	mozconfig_use_with system-libevent system-libevent "${SYSROOT}${EPREFIX}/usr"
+	mozconfig_use_with system-libvpx
+	mozconfig_use_with system-webp
+
+	mozconfig_use_enable dbus
+
+	use eme-free && mozconfig_add_options_ac '+eme-free' --disable-eme
+
+	if use hardened ; then
+		mozconfig_add_options_ac "+hardened" --enable-hardening
+		append-ldflags "-Wl,-z,relro -Wl,-z,now"
+	fi
+
+	mozconfig_use_enable jack
+
+	mozconfig_use_enable pulseaudio
+	# force the deprecated alsa sound code if pulseaudio is disabled
+	if use kernel_linux && ! use pulseaudio ; then
+		mozconfig_add_options_ac '-pulseaudio' --enable-alsa
+	fi
+
+	mozconfig_use_enable sndio
+
+	mozconfig_use_enable wifi necko-wifi
+
+	if use wayland ; then
+		mozconfig_add_options_ac '+wayland' --enable-default-toolkit=cairo-gtk3-wayland
+	else
+		mozconfig_add_options_ac '' --enable-default-toolkit=cairo-gtk3
+	fi
+
+	if use lto ; then
+		if use clang ; then
+			# Upstream only supports lld when using clang
+			mozconfig_add_options_ac "forcing ld=lld due to USE=clang and USE=lto" --enable-linker=lld
+
+			mozconfig_add_options_ac '+lto' --enable-lto=cross
+		else
+			# ld.gold is known to fail:
+			# /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.1/../../../../x86_64-pc-linux-gnu/bin/ld.gold: internal error in set_xindex, at /var/tmp/portage/sys-devel/binutils-2.37_p1-r1/work/binutils-2.37/gold/object.h:1050
+
+			# ThinLTO is currently broken, see bmo#1644409
+			mozconfig_add_options_ac '+lto' --enable-lto=full
+			mozconfig_add_options_ac "linker is set to bfd" --enable-linker=bfd
+		fi
+
+		if use pgo ; then
+			mozconfig_add_options_ac '+pgo' MOZ_PGO=1
+
+			if use clang ; then
+				# Used in build/pgo/profileserver.py
+				export LLVM_PROFDATA="llvm-profdata"
+			fi
+		fi
+	else
+		# Avoid auto-magic on linker
+		if use clang ; then
+			# This is upstream's default
+			mozconfig_add_options_ac "forcing ld=lld due to USE=clang" --enable-linker=lld
+		else
+			mozconfig_add_options_ac "linker is set to bfd" --enable-linker=bfd
+		fi
+	fi
+
+	# LTO flag was handled via configure
+	filter-flags '-flto*'
+
+	mozconfig_use_enable debug
+	if use debug ; then
+		mozconfig_add_options_ac '+debug' --disable-optimize
+	else
+		if is-flag '-g*' ; then
+			if use clang ; then
+				mozconfig_add_options_ac 'from CFLAGS' --enable-debug-symbols=$(get-flag '-g*')
+			else
+				mozconfig_add_options_ac 'from CFLAGS' --enable-debug-symbols
+			fi
+		else
+			mozconfig_add_options_ac 'Gentoo default' --disable-debug-symbols
+		fi
+
+		if is-flag '-O0' ; then
+			mozconfig_add_options_ac "from CFLAGS" --enable-optimize=-O0
+		elif is-flag '-O4' ; then
+			mozconfig_add_options_ac "from CFLAGS" --enable-optimize=-O4
+		elif is-flag '-O3' ; then
+			mozconfig_add_options_ac "from CFLAGS" --enable-optimize=-O3
+		elif is-flag '-O1' ; then
+			mozconfig_add_options_ac "from CFLAGS" --enable-optimize=-O1
+		elif is-flag '-Os' ; then
+			mozconfig_add_options_ac "from CFLAGS" --enable-optimize=-Os
+		else
+			mozconfig_add_options_ac "Gentoo default" --enable-optimize=-O2
+		fi
+	fi
+
+	# Debug flag was handled via configure
+	filter-flags '-g*'
+
+	# Optimization flag was handled via configure
+	filter-flags '-O*'
+
+	# Modifications to better support ARM, bug #553364
+	if use cpu_flags_arm_neon ; then
+		mozconfig_add_options_ac '+cpu_flags_arm_neon' --with-fpu=neon
+
+		if ! tc-is-clang ; then
+			# thumb options aren't supported when using clang, bug 666966
+			mozconfig_add_options_ac '+cpu_flags_arm_neon' \
+				--with-thumb=yes \
+				--with-thumb-interwork=no
+		fi
+	fi
+
+	if [[ ${CHOST} == armv*h* ]] ; then
+		mozconfig_add_options_ac 'CHOST=armv*h*' --with-float-abi=hard
+
+		if ! use system-libvpx ; then
+			sed -i \
+				-e "s|softfp|hard|" \
+				"${S}"/media/libvpx/moz.build \
+				|| die
+		fi
+	fi
+
+	if use clang ; then
+		# https://bugzilla.mozilla.org/show_bug.cgi?id=1482204
+		# https://bugzilla.mozilla.org/show_bug.cgi?id=1483822
+		# toolkit/moz.configure Elfhack section: target.cpu in ('arm', 'x86', 'x86_64')
+		local disable_elf_hack=
+		if use amd64 ; then
+			disable_elf_hack=yes
+		elif use x86 ; then
+			disable_elf_hack=yes
+		elif use arm ; then
+			disable_elf_hack=yes
+		fi
+
+		if [[ -n ${disable_elf_hack} ]] ; then
+			mozconfig_add_options_ac 'elf-hack is broken when using Clang' --disable-elf-hack
+		fi
+	elif tc-is-gcc ; then
+		if ver_test $(gcc-fullversion) -ge 10 ; then
+			einfo "Forcing -fno-tree-loop-vectorize to workaround GCC bug, see bug 758446 ..."
+			append-cxxflags -fno-tree-loop-vectorize
+		fi
+	fi
+
+	# Additional ARCH support
+	case "${ARCH}" in
+		arm)
+			# Reduce the memory requirements for linking
+			if use clang ; then
+				# Nothing to do
+				:;
+			elif tc-ld-is-gold || use lto ; then
+				append-ldflags -Wl,--no-keep-memory
+			else
+				append-ldflags -Wl,--no-keep-memory -Wl,--reduce-memory-overheads
+			fi
+			;;
+	esac
+
+	if ! use elibc_glibc ; then
+		mozconfig_add_options_ac '!elibc_glibc' --disable-jemalloc
+	fi
+
+	# Allow elfhack to work in combination with unstripped binaries
+	# when they would normally be larger than 2GiB.
+	append-ldflags "-Wl,--compress-debug-sections=zlib"
+
+	# Make revdep-rebuild.sh happy; Also required for musl
+	append-ldflags -Wl,-rpath="${MOZILLA_FIVE_HOME}",--enable-new-dtags
+
+	# Pass $MAKEOPTS to build system
+	export MOZ_MAKE_FLAGS="${MAKEOPTS}"
+
+	# Use system's Python environment
+	export MACH_USE_SYSTEM_PYTHON=1
+
+	# Disable notification when build system has finished
+	export MOZ_NOSPAM=1
+
+	# Portage sets XARGS environment variable to "xargs -r" by default which
+	# breaks build system's check_prog() function which doesn't support arguments
+	mozconfig_add_options_ac 'Gentoo default' "XARGS=${EPREFIX}/usr/bin/xargs"
+
+	# Set build dir
+	mozconfig_add_options_mk 'Gentoo default' "MOZ_OBJDIR=${BUILD_DIR}"
+
+	# Show flags we will use
+	einfo "Build BINDGEN_CFLAGS:\t${BINDGEN_CFLAGS:-no value set}"
+	einfo "Build CFLAGS:\t\t${CFLAGS:-no value set}"
+	einfo "Build CXXFLAGS:\t\t${CXXFLAGS:-no value set}"
+	einfo "Build LDFLAGS:\t\t${LDFLAGS:-no value set}"
+	einfo "Build RUSTFLAGS:\t\t${RUSTFLAGS:-no value set}"
+
+	# Handle EXTRA_CONF and show summary
+	local ac opt hash reason
+
+	# Apply EXTRA_ECONF entries to $MOZCONFIG
+	if [[ -n ${EXTRA_ECONF} ]] ; then
+		IFS=\! read -a ac <<<${EXTRA_ECONF// --/\!}
+		for opt in "${ac[@]}"; do
+			mozconfig_add_options_ac "EXTRA_ECONF" --${opt#--}
+		done
+	fi
+
+	echo
+	echo "=========================================================="
+	echo "Building ${PF} with the following configuration"
+	grep ^ac_add_options "${MOZCONFIG}" | while read ac opt hash reason; do
+		[[ -z ${hash} || ${hash} == \# ]] \
+			|| die "error reading mozconfig: ${ac} ${opt} ${hash} ${reason}"
+		printf "    %-30s  %s\n" "${opt}" "${reason:-mozilla.org default}"
+	done
+	echo "=========================================================="
+	echo
+
+	./mach configure || die
+}
+
+src_compile() {
+	local virtx_cmd=
+
+	if use pgo ; then
+		virtx_cmd=virtx
+
+		# Reset and cleanup environment variables used by GNOME/XDG
+		gnome2_environment_reset
+
+		addpredict /root
+	fi
+
+	local -x GDK_BACKEND=x11
+
+	${virtx_cmd} ./mach build --verbose \
+		|| die
+}
+
+src_install() {
+	# xpcshell is getting called during install
+	pax-mark m \
+		"${BUILD_DIR}"/dist/bin/xpcshell \
+		"${BUILD_DIR}"/dist/bin/${PN} \
+		"${BUILD_DIR}"/dist/bin/plugin-container
+
+	DESTDIR="${D}" ./mach install || die
+
+	# Upstream cannot ship symlink but we can (bmo#658850)
+	rm "${ED}${MOZILLA_FIVE_HOME}/${PN}-bin" || die
+	dosym ${PN} ${MOZILLA_FIVE_HOME}/${PN}-bin
+
+	# Don't install llvm-symbolizer from sys-devel/llvm package
+	if [[ -f "${ED}${MOZILLA_FIVE_HOME}/llvm-symbolizer" ]] ; then
+		rm -v "${ED}${MOZILLA_FIVE_HOME}/llvm-symbolizer" || die
+	fi
+
+	# Install policy (currently only used to disable application updates)
+	insinto "${MOZILLA_FIVE_HOME}/distribution"
+	newins "${FILESDIR}"/distribution.ini distribution.ini
+	newins "${FILESDIR}"/disable-auto-update.policy.json policies.json
+
+	# Install system-wide preferences
+	local PREFS_DIR="${MOZILLA_FIVE_HOME}/defaults/pref"
+	insinto "${PREFS_DIR}"
+	newins "${FILESDIR}"/gentoo-default-prefs.js gentoo-prefs.js
+
+	local GENTOO_PREFS="${ED}${PREFS_DIR}/gentoo-prefs.js"
+
+	# Set dictionary path to use system hunspell
+	cat >>"${GENTOO_PREFS}" <<-EOF || die "failed to set spellchecker.dictionary_path pref"
+	pref("spellchecker.dictionary_path",       "${EPREFIX}/usr/share/myspell");
+	EOF
+
+	# Force hwaccel prefs if USE=hwaccel is enabled
+	if use hwaccel ; then
+		cat "${FILESDIR}"/gentoo-hwaccel-prefs.js \
+		>>"${GENTOO_PREFS}" \
+		|| die "failed to add prefs to force hardware-accelerated rendering to all-gentoo.js"
+	fi
+
+	# Force the graphite pref if USE=system-harfbuzz is enabled, since the pref cannot disable it
+	if use system-harfbuzz ; then
+		cat >>"${GENTOO_PREFS}" <<-EOF || die "failed to set gfx.font_rendering.graphite.enabled pref"
+		sticky_pref("gfx.font_rendering.graphite.enabled", true);
+		EOF
+	fi
+
+	# Install language packs
+	local langpacks=( $(find "${WORKDIR}/language_packs" -type f -name '*.xpi') )
+	if [[ -n "${langpacks}" ]] ; then
+		moz_install_xpi "${MOZILLA_FIVE_HOME}/distribution/extensions" "${langpacks[@]}"
+	fi
+
+	# Install icons
+	local icon_srcdir="${S}/comm/mail/branding/thunderbird"
+	local icon_symbolic_file="${icon_srcdir}/TB-symbolic.svg"
+
+	insinto /usr/share/icons/hicolor/symbolic/apps
+	newins "${icon_symbolic_file}" ${PN}-symbolic.svg
+
+	local icon size
+	for icon in "${icon_srcdir}"/default*.png ; do
+		size=${icon%.png}
+		size=${size##*/default}
+
+		if [[ ${size} -eq 48 ]] ; then
+			newicon "${icon}" ${PN}.png
+		fi
+
+		newicon -s ${size} "${icon}" ${PN}.png
+	done
+
+	# Install menu
+	local app_name="Mozilla ${MOZ_PN^}"
+	local desktop_file="${FILESDIR}/icon/${PN}-r2.desktop"
+	local desktop_filename="${PN}.desktop"
+	local exec_command="${PN}"
+	local icon="${PN}"
+	local use_wayland="false"
+
+	if use wayland ; then
+		use_wayland="true"
+	fi
+
+	cp "${desktop_file}" "${WORKDIR}/${PN}.desktop-template" || die
+
+	sed -i \
+		-e "s:@NAME@:${app_name}:" \
+		-e "s:@EXEC@:${exec_command}:" \
+		-e "s:@ICON@:${icon}:" \
+		"${WORKDIR}/${PN}.desktop-template" \
+		|| die
+
+	newmenu "${WORKDIR}/${PN}.desktop-template" "${desktop_filename}"
+
+	rm "${WORKDIR}/${PN}.desktop-template" || die
+
+	# Install wrapper script
+	[[ -f "${ED}/usr/bin/${PN}" ]] && rm "${ED}/usr/bin/${PN}"
+	newbin "${FILESDIR}/${PN}-r1.sh" ${PN}
+
+	# Update wrapper
+	sed -i \
+		-e "s:@PREFIX@:${EPREFIX}/usr:" \
+		-e "s:@MOZ_FIVE_HOME@:${MOZILLA_FIVE_HOME}:" \
+		-e "s:@APULSELIB_DIR@:${apulselib}:" \
+		-e "s:@DEFAULT_WAYLAND@:${use_wayland}:" \
+		"${ED}/usr/bin/${PN}" \
+		|| die
+}
+
+pkg_preinst() {
+	xdg_pkg_preinst
+
+	# If the apulse libs are available in MOZILLA_FIVE_HOME then apulse
+	# does not need to be forced into the LD_LIBRARY_PATH
+	if use pulseaudio && has_version ">=media-sound/apulse-0.1.12-r4" ; then
+		einfo "APULSE found; Generating library symlinks for sound support ..."
+		local lib
+		pushd "${ED}${MOZILLA_FIVE_HOME}" &>/dev/null || die
+		for lib in ../apulse/libpulse{.so{,.0},-simple.so{,.0}} ; do
+			# A quickpkg rolled by hand will grab symlinks as part of the package,
+			# so we need to avoid creating them if they already exist.
+			if [[ ! -L ${lib##*/} ]] ; then
+				ln -s "${lib}" ${lib##*/} || die
+			fi
+		done
+		popd &>/dev/null || die
+	fi
+}
+
+pkg_postinst() {
+	xdg_pkg_postinst
+
+	if use pulseaudio && has_version ">=media-sound/apulse-0.1.12-r4" ; then
+		elog "Apulse was detected at merge time on this system and so it will always be"
+		elog "used for sound.  If you wish to use pulseaudio instead please unmerge"
+		elog "media-sound/apulse."
+		elog
+	fi
+
+	local show_doh_information
+	local show_shortcut_information
+
+	if [[ -z "${REPLACING_VERSIONS}" ]] ; then
+		# New install; Tell user that DoH is disabled by default
+		show_doh_information=yes
+		show_shortcut_information=no
+	else
+		local replacing_version
+		for replacing_version in ${REPLACING_VERSIONS} ; do
+			if ver_test "${replacing_version}" -lt 91.0 ; then
+				# Tell user that we no longer install a shortcut
+				# per supported display protocol
+				show_shortcut_information=yes
+			fi
+		done
+	fi
+
+	if [[ -n "${show_doh_information}" ]] ; then
+		elog
+		elog "Note regarding Trusted Recursive Resolver aka DNS-over-HTTPS (DoH):"
+		elog "Due to privacy concerns (encrypting DNS might be a good thing, sending all"
+		elog "DNS traffic to Cloudflare by default is not a good idea and applications"
+		elog "should respect OS configured settings), \"network.trr.mode\" was set to 5"
+		elog "(\"Off by choice\") by default."
+		elog "You can enable DNS-over-HTTPS in ${PN^}'s preferences."
+	fi
+
+	if [[ -n "${show_shortcut_information}" ]] ; then
+		elog
+		elog "Since ${PN}-91.0 we no longer install multiple shortcuts for"
+		elog "each supported display protocol.  Instead we will only install"
+		elog "one generic Mozilla ${PN^} shortcut."
+		elog "If you still want to be able to select between running Mozilla ${PN^}"
+		elog "on X11 or Wayland, you have to re-create these shortcuts on your own."
+	fi
+}