From b9e42cb2b8de475ee05f0ea22725bd54d5b601a1 Mon Sep 17 00:00:00 2001
From: Joonas Niilola <juippis@gentoo.org>
Date: Thu, 2 Jul 2026 15:40:41 +0300
Subject: [PATCH] mail-client/thunderbird: add 140.12.1

Straight-to-stable bump, as there are only two commits between 140.12.0 and
140.12.1, fixing the two announced security vulnerabilities. Tested thoroughly
on stable amd64.

Closes: https://bugs.gentoo.org/978389
Signed-off-by: Joonas Niilola <juippis@gentoo.org>
---
 mail-client/thunderbird/Manifest              |   65 +
 .../thunderbird/thunderbird-140.12.1.ebuild   | 1168 +++++++++++++++++
 2 files changed, 1233 insertions(+)
 create mode 100644 mail-client/thunderbird/thunderbird-140.12.1.ebuild

diff --git a/mail-client/thunderbird/Manifest b/mail-client/thunderbird/Manifest
index 6908214db7e31..4d2b2aafb12e9 100644
--- a/mail-client/thunderbird/Manifest
+++ b/mail-client/thunderbird/Manifest
@@ -67,5 +67,70 @@ DIST thunderbird-140.12.0esr-vi.xpi 518883 BLAKE2B b6dca44e6c4da926e4fd1775565fb
 DIST thunderbird-140.12.0esr-zh-CN.xpi 507846 BLAKE2B d0699094b1cefd563d65806e285bb23ae14d3d8389f07f0e070e46c2ba5fdc2b8e767e774c912c5be061e347f8e8d02cbf31ff42a0a42fe045c8d4917334dfa4 SHA512 87f39b26865bf72a3b557846c139115d8e9bcbe4dde7c71f3fb31e175a7b881f3fa2fa9f8c57cea37349f6822dbb76ce9240b7267f64d15c7009699311055b8d
 DIST thunderbird-140.12.0esr-zh-TW.xpi 511430 BLAKE2B b16d8660441248515ecbc9943d12933d0c1556e4cc14ccc3b4e65de6531bae3d07c1906e415703d94a355806f2b9b7fa21178b773063da4b096995dc9403e9ea SHA512 d7931448bbd5228e3155c1579597416fb87e2ce7ac82fde41edbb39a8ed5406b3da6b1486709b8c4adc6cf08712d977221d2a93ade4e00a878d5329ff837f410
 DIST thunderbird-140.12.0esr.source.tar.xz 766118952 BLAKE2B 23918346b7816da42d8821b76214652e9cb0e1579b5c3c070cc214739bd75f880a52e22e108644948ff2e82c3fcdcd08cae406ffea06c5c67c41d432db45dc80 SHA512 ccbcc305d5cc10aa01aa5071f40a21b42de0300d9ad6763c4fc4ad71bf797566f2380c8fd84d46952e7c4eae0a35905173e6906b108192833660eae2ceea7b51
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+DIST thunderbird-140.12.1esr-kk.xpi 573884 BLAKE2B 4eee791e14bbf77404e6bc05415f0e6dec4be7186cbefb4b5b005693b8ef01ef3fe52c69bccd07b3eb8f1b15a99a868f1cde6a92cadb69a46962ed6611d80f7e SHA512 3bcb43a08e8957df0ed4e7a0363b843926c39ce2815df993801df4c10109d7f3f1f369a1eb1c62d9a840a358996b86f2504f6b2692ca1541e40882940e48a00d
+DIST thunderbird-140.12.1esr-ko.xpi 515591 BLAKE2B c9d9c3f21c28234812ef2975c778ef7768fd01cdfaff2d922e910abc06afd75036c23da99927a250731a00eb958216bed5287d64870846a5ce69e4fad3cd6b7e SHA512 e6aaa5ca26ec9bfe6bbe891d7dbed7cf3d2c41709c606627e58a99b09305c039fc2c298d9aaa5fda64b37358218fce87266da508963f736ceb219bd2b6c7a21b
+DIST thunderbird-140.12.1esr-lt.xpi 453435 BLAKE2B 3b72777be411f1aca3bbeeac6b87385c3288b0504624226e49db1a53b941446e1a4777700c43c40cb219d12c37cedc77e7a1bfca9c31c95e2fe80ce98125b414 SHA512 2bbeed099d0b2dbf5c9c23d00de8e322e95d7620b97a13fe99b7af759446aafeefcb375cb71047d7b62d8a328bfc8ddd4a9506557f2c1bad97424da3314a33fd
+DIST thunderbird-140.12.1esr-lv.xpi 392814 BLAKE2B 2e7777c1bfbb1c166c9d62c8fa70aa2fc51a243ad4c20b09f6ae61616afa12e09282ef1afe764ec7743d2280808112ab685becd6c7f7bd0aed45708c4467392a SHA512 770fd92a4baa1bb753b036688110d941743cfc850cd8546f25a7c5d6c433df85b19b192c2b8b9af5b10775ee6c2677aeb7f6e0e02365024036e7d510c0fcd296
+DIST thunderbird-140.12.1esr-ms.xpi 352179 BLAKE2B b4b57b85ad68636a06c4193b0f376bc46b46bb80ba99ac35e3a7896d3b0c8cc8336eaee6088f5f2635bdcedbba86bff50aec78590687008ec95da80b3af959ee SHA512 9a80039973f525d79fa8d17ee06530d98ce6466e21aa86d6adfbaa4dc810ad6cf467970a5f3ee5465f78c1a7c94f670c284c1c507757b09527ba0eba605d994e
+DIST thunderbird-140.12.1esr-nb-NO.xpi 476121 BLAKE2B f8c7fef0e34e8cf13df4781a8e942f5f7e8cce8db0fd86f7085e3eccfd73cfa9ced30ba5195047483172219dabdbdd576a0f83e152afbfca4c5de0440eb31e72 SHA512 c428646d7178831e6543689f6132e3e6ba4c217271fe27a1a8ceeac1cd72a5f2f319481ec4dd79b9d1cd4772d6b7e05de15eb9356f39b4793be8ed2b0b232d3f
+DIST thunderbird-140.12.1esr-nl.xpi 482117 BLAKE2B 625b10a49e9f7cd1d6d343057ed01a496f036393235856c66ffde5f957ccda9dcf3ac3a2c242e1adbc243e4b049117a9e715540b5d93b3cf4e86060d42413501 SHA512 5246a5b64935283aa4fc322b3bc604cafb2223f138c33276e9c05fd5fde9a8b1ce7415ca3391bb119474a4b9a88c843979ea0e3a616cd08a08159e9b06ed0f6c
+DIST thunderbird-140.12.1esr-nn-NO.xpi 479760 BLAKE2B f232fbf90938fa36a1579079738ff7537cf3e939969296754fbff171fe2d5b926d46944bbaa43d2a332e5bf7399e7be6a81a9afe8750eec29fae363d2c788165 SHA512 7a432dd708ff1cda52b26af849ba32743cca210dd9e9fa281a795169d2b214f74f10f10127e023598e6404a134491bcb62f464a0404533bb17ce17f01ed5d8f3
+DIST thunderbird-140.12.1esr-pa-IN.xpi 435731 BLAKE2B 780d1caea1e50b7e94f60e6f9483b78a8b966dfc430b3cce03b0b48101078d6b80121e96f881f0007b3671a8b6316fde8bf22bb78ceb8c87288d758351c7e726 SHA512 85b537734901612724482028bce87c354c574f6273eeb7f79d7d8e2ecf38035ab0f89ec22317d71027497abda030436db3635f2760559d343961e25802c04098
+DIST thunderbird-140.12.1esr-pl.xpi 515611 BLAKE2B 891fee7504c706d60eec5ed0841923043993d2c5f3e80c947748a7ac8496dba07d0fa0207b8150c1d3b0ee2a5855d33ef2dce30ccc2bdf4f94c8f2fbc4758312 SHA512 a56c2f220b852d69aeabd87ed86e1569f558b94733a2e6c71891bc077698bafe338a73b2d2ff923b301fb7f494c4305fd9fdf7699148d513afdaf016dccee5a1
+DIST thunderbird-140.12.1esr-pt-BR.xpi 490166 BLAKE2B 316c9169c9c3e7206496632eb05b626a7d6ce5d621a090c75241609551ac1c40d7a5f2ce35ec52e8894b0c6010b70a374b3285b5ffba1e194f082cfeb4ac4aad SHA512 66df19af4cce2d03caa0e5d90febb281cf047a7630b650b7b350896e4bb7361d9bc6a77fc449fd92c66d371ccaf46d213619e56041588ae058f1b3892cba5312
+DIST thunderbird-140.12.1esr-pt-PT.xpi 494209 BLAKE2B 2933913521e45b1a357273b71a4465a4901088a6b439287f0b1fc9315fad0e8da3cb3f06ef31cc92fd7754a0a0ec9da1bbf749388287c47ade4660d15602d0aa SHA512 167fc58285a277a06c633ec2d39bf6a75e42b7093f8e997574b46dc115004d59fd0cf49612dd19724650b46584ca9ade422dc45d81ba9d81cf6e5646e5e11432
+DIST thunderbird-140.12.1esr-rm.xpi 487883 BLAKE2B 86916614231d34fd3c74f025985b1db34588601b8c67940aa161ea001dec2f266b265afe307a250e4dd45b3b88df87e62f619b8a3939c103b74a2e5b249e5388 SHA512 3fc025cc8890dbfe928f377b897c85ab60e94da42cf5ad197f724e28a2da2a1885081c79604028693ef03555e0800de55e8bedb12e9c9f05486d849a8442ed33
+DIST thunderbird-140.12.1esr-ro.xpi 501094 BLAKE2B 810c1c38b2048e00f14b976dec00de89566f66001fa3b005c72235786d469877c096e8b036bf5e9ed95c0e2bb24dee73fd5d6d0c9658f3ce4ce77ded93f15971 SHA512 b73ffc904a780914e1c6237ad78acb61235d1ca0d8ea1c38d20a0ac460608846705a44410545848ab1d59619e1d906dc8dc4823db62145de610b190ed15a0e60
+DIST thunderbird-140.12.1esr-ru.xpi 593343 BLAKE2B 23c6d40a7ca7f5130dd40f90abae7b51861662fb8958990de118e5a80933962702d1546c44e37c343360e9a21fc3a7533e297f26d3a61a066b4aa6a970d14e4f SHA512 40d98119309d1afd2620b593836ac0ab5cd577325721bd24d641080ee095a460c431de4f4497a3438683a4604297a4d296bb2437d6d68ca11a1119dbced0f8c2
+DIST thunderbird-140.12.1esr-sk.xpi 519389 BLAKE2B ce8177a104faa0612886aac8b4bf8fbe9764d9379c53574f1f05dc68e952b08670800c8569b41c24aafc33c1db7e591e7d92ce8f5c173f36b9be543edfb92b80 SHA512 82640bdb32465aa2d25220cdabd3436c0709325be45beee961b1cd8cd33e08604e597e5f934a6cbe1e8a571159fefdfa77362f55b65fc321d3edf414cbbe71a1
+DIST thunderbird-140.12.1esr-sl.xpi 485964 BLAKE2B d79eb4ae08d81a29dad2c7c3def0e13a3fdb23e8b6b155cc2e7770e8e8ed6c74775fe6683be00eb19af87ebfdc88281251cd505cba8bffaca8267a397e89f785 SHA512 58df2c590381ff8079a1f19fc3525a2b938895752d3e488ed099526d58b197bb9a4370c0ccd887529f136bf23f379a058e827044c84ef766d59bc6fcba084bea
+DIST thunderbird-140.12.1esr-sq.xpi 506278 BLAKE2B b382f6343fa3d95af8e08ec03bc2902e6bfc4fc3549c2e47e032100a5d2a4561f0f51a20fdc921bb60facda5fff844d68bf7d9d84ef2706d3547d486bb943ad8 SHA512 a5cc3371bdffc9e9dacd4e5cf0fa35a87da524c8e8cabbf9ce7fd3f18066459e0f54236b332a1c0d5e884236eb4e502f259dcba3ed325ac2b9141fd4b7e4d5a4
+DIST thunderbird-140.12.1esr-sr.xpi 533249 BLAKE2B d0754b4fc9fd283532fd497381f0e557c8d755b4cb0ca4f4f9d2e9886da65dbafcd53994b5d0f11bafb55cac8054edd1cb198021bf1d5a0eb20db092c48d32f7 SHA512 6948baefaf752e76404627b1c60e8a4e8bb6c2f86cdfce7be5863af0a5be9bb73e570b3526b20b27460abb0a4dfec0a808fdb885ccb634ac6e8c6f6e2e319033
+DIST thunderbird-140.12.1esr-sv-SE.xpi 484419 BLAKE2B e4027941634ddeb45674bfab04af6b244b935b291372c8ed8f1a181934e7270031d16aeb4ba7bc29a5e1c6a1a3a434da792a0508ce72c0992722d4e2a514bd0b SHA512 4d497b44daafb094a91297797e66738ab45eea17e3eaebb6dbca6197a9b00eea9b59a987f3d17d781086e9bbd675c330282ef6deb2586a94b6672950da8ae55b
+DIST thunderbird-140.12.1esr-th.xpi 569103 BLAKE2B b978d8fefe952b9d17c68dd9ce8f829b26353ba6bae3c6760d30496f6fc071cb12cd00100d04e01f47cf8a0bc6c9ab29c2d4e892c687fec617a6a22f5eb9339f SHA512 69a00dc751c2cf1a96abc06b2bc67534623f4a0c630020e044a0b76a0ff02c984a41caa223226043e5e245747b4c3b167464f04a45fb936d35d32740a73e5649
+DIST thunderbird-140.12.1esr-tr.xpi 496303 BLAKE2B 8f44fdbee26bc11af3dab66945b8b2abeb73180486d90cfab1c06aeb3195380cd88d88428039f48f315abab8327f452c4efb0aeb7edcb96d6c237d22be10af7b SHA512 4e38dea49cd86a45ae0ff9f50af0d6a14c98a401db305db8bf74ba7d00c103df014e4be908c1004c33d402d68eb2c790e93d6b8dc051bb981c3b25809ba480f6
+DIST thunderbird-140.12.1esr-uk.xpi 582151 BLAKE2B c01a3173e2c2abeffa79d5fde546aec56299bedd9089cc8880749f71a2349959f9e9c75b6e5e57cad4cca8f6db496212485a85f10878bf73f8e9211cb983d736 SHA512 5bb08d9a9ed094c43ad3b50696f4e6e23dc1c1226651fb51abf7eb63bd41409326f414d68b6c04942340f1e0356f4eaf99f1c936237516b5a88992fc5651936d
+DIST thunderbird-140.12.1esr-uz.xpi 355267 BLAKE2B f717ec939ace26c2f1485a86cd5359c9d2a3867e1df202dd687107d0c6f93c35a7861e6cbaddb068392925f54a750f5c8459103ffb633ca0b7b12e08f4bac1a9 SHA512 48945a280e63882333cf9f69c9640d5399b00d4b7106d64e7d8f7b77dd2970e12d810a0cc34e57bb6f9c9c0609cbb2d528098740a18dc79c54319178b3796bd6
+DIST thunderbird-140.12.1esr-vi.xpi 518884 BLAKE2B 1382bbfd6ee12a779203ae9cc39f9bfa215cfefc0f8a4f1c001ae9b5f41ead1101fba88420cbed002afcde0bcf58b76b8bfd0299a287b45e9cfab4db555a4744 SHA512 fa3f7b604755c5131e59e03a2fc0f6a12049fbffe5c27ef39ccaf1c36344deb099aebce4f539f2d75c5df02ef0b3f8d7053d13fa6f3bcbfee2f2008d9a34612c
+DIST thunderbird-140.12.1esr-zh-CN.xpi 507846 BLAKE2B 40c831344179e4a8d2c76e507efbb2c4a88c03db4bb19b62c442890d60c05fd2edee747dec437149572613d7cd7da16408c0eda12a934d2a8b3b8059374afc93 SHA512 87d14140eb79eede417398b08b772b47eb1914159c5ae32a5b3b799fb2b8f31bd397c37dc797a846948cc831c1caab99b0f528801cad16a453e23f7f6c3429cd
+DIST thunderbird-140.12.1esr-zh-TW.xpi 511430 BLAKE2B 40fbdb0b85b336841fccbe52ec41803ac88ddf345a3b5a4d9b60d6ce1ec9386bdb33ece52612a4a3ffb6d8ceeccb9e05f5d050830f534c0830b471f71da8d3d2 SHA512 afdb1c3b2106e5f1dba8612f80c1dbda85ede1f6192c1014cd6702410c71f299b713f6480bf5250f158dfe4107631f4605de8f823ec60c81e0928420c1c2cfb2
+DIST thunderbird-140.12.1esr.source.tar.xz 751005032 BLAKE2B efda06afc5970c07d0d2a568473ca9cdf3a94b743215b01e5f0698edfe59d305ffe8c1745f87327cdb015af191da21cee3a502bbb464848643af6e01d4b1a5a6 SHA512 24e795483ba7bc112c0debe1becdaf79cc2de95703b9ee726d0216bfc1db7b33c169503f83ac867e5998a8d1d0284a6ef12c7d35d98b10d6432497c2db237477
 DIST thunderbird-152.0.1.source.tar.xz 936225660 BLAKE2B ae4e9aabec38a8a415b478b88cc3a708dca10b369550bce8f6cabaca403072e1f79aff76fef2095bd47bd61f72bc7d2e12414832626efd0cf3d6ba51c7ca2dd7 SHA512 f66c87de4dd73c3c45e420a55d76c3cb6ac091a61794ccf58ba59d1a40cf8001dee19a6a7f4c6bef7d36ea94ed4e4f677449d3006b2004abbd3fab42ad1c9228
 DIST thunderbird-152.0.source.tar.xz 933067296 BLAKE2B 3a6e624881e0a9c2dc8b8ea2eca7da043959d74e7395b799aa7e93804ba972df94211e4035d54b585ca34e300ae853843c4a1925707871c76eef48adb2210291 SHA512 51b950af634e7c7dfb7c043d69f925ed6d50d4c44341761e7e3ef02d5db28d2c539cd8d9286195e3facf84869f57b12a58760105b5195c449b4e1e4c9b6200d2
diff --git a/mail-client/thunderbird/thunderbird-140.12.1.ebuild b/mail-client/thunderbird/thunderbird-140.12.1.ebuild
new file mode 100644
index 0000000000000..99cf95d894fa1
--- /dev/null
+++ b/mail-client/thunderbird/thunderbird-140.12.1.ebuild
@@ -0,0 +1,1168 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+FIREFOX_PATCHSET="firefox-140esr-patches-12t.tar.xz"
+FIREFOX_LOONG_PATCHSET="firefox-139-loong-patches-02.tar.xz"
+
+LLVM_COMPAT=( 19 20 21 )
+
+PYTHON_COMPAT=( python3_{12..14} )
+PYTHON_REQ_USE="ncurses,sqlite,ssl"
+
+RUST_MIN_VER="1.82.0"
+RUST_MAX_VER="1.94.1"
+
+RUST_NEEDS_LLVM=1
+
+WANT_AUTOCONF="2.1"
+
+VIRTUALX_REQUIRED="manual"
+
+# Thunderbird will have separate release and esr channels, matching Firefox's rapid and esr.
+MOZ_ESR=yes
+
+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}-${MOZ_PV_DISTFILES}"
+
+inherit check-reqs desktop eapi9-ver flag-o-matic gnome2-utils linux-info llvm-r1 \
+	multiprocessing optfeature pax-utils python-any-r1 rust toolchain-funcs virtualx xdg
+
+DESCRIPTION="Thunderbird Mail Client"
+HOMEPAGE="https://www.thunderbird.net/"
+
+MOZ_SRC_BASE_URI="https://archive.mozilla.org/pub/${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/~juippis/mozilla/patchsets/${FIREFOX_PATCHSET}
+)
+
+SRC_URI="${MOZ_SRC_BASE_URI}/source/${MOZ_P}.source.tar.xz -> ${MOZ_P_DISTFILES}.source.tar.xz
+	${PATCH_URIS[@]}
+	loong? (
+		https://dev.gentoo.org/~xen0n/distfiles/www-client/${MOZ_PN}/${FIREFOX_LOONG_PATCHSET}
+	)"
+S="${WORKDIR}/${PN}-${PV%_*}"
+
+if [[ -n ${MOZ_ESR} ]] ; then
+	SLOT="0/esr"
+else
+	SLOT="0/stable"
+fi
+
+LICENSE="MPL-2.0 GPL-2 LGPL-2.1"
+KEYWORDS="amd64 arm64 ~loong ~ppc64 ~x86"
+
+IUSE="+clang debug eme-free hardened hwaccel jack libproxy pgo pulseaudio selinux sndio"
+IUSE+=" +system-av1 +system-harfbuzz +system-icu +system-jpeg +system-libevent +system-libvpx"
+IUSE+=" system-pipewire system-png +system-webp wayland wifi +X"
+
+# Thunderbird-only USE flags.
+IUSE+=" +system-librnp"
+
+REQUIRED_USE="|| ( X wayland )
+	debug? ( !system-av1 )"
+
+TB_ONLY_DEPEND="selinux? ( sec-policy/selinux-thunderbird )
+	!system-librnp? ( dev-libs/jsoncpp )
+	system-librnp? ( >=dev-util/librnp-0.17.1 )"
+BDEPEND="${PYTHON_DEPS}
+	$(llvm_gen_dep '
+		llvm-core/clang:${LLVM_SLOT}
+		llvm-core/llvm:${LLVM_SLOT}
+		clang? (
+			llvm-core/lld:${LLVM_SLOT}
+			pgo? ( llvm-runtimes/compiler-rt-sanitizers:${LLVM_SLOT}[profile] )
+		)
+	')
+	app-alternatives/awk
+	app-arch/unzip
+	app-arch/zip
+	>=dev-util/cbindgen-0.29.4
+	net-libs/nodejs
+	virtual/pkgconfig
+	amd64? ( >=dev-lang/nasm-2.14 )
+	x86? ( >=dev-lang/nasm-2.14 )
+	pgo? (
+		X? (
+			sys-devel/gettext
+			x11-base/xorg-server[xvfb]
+			x11-apps/xhost
+		)
+		!X? (
+			gui-wm/tinywl
+			x11-misc/xkeyboard-config
+		)
+	)"
+COMMON_DEPEND="${TB_ONLY_DEPEND}
+	>=app-accessibility/at-spi2-core-2.46.0:2
+	dev-libs/glib:2
+	dev-libs/libffi:=
+	>=dev-libs/nss-3.112.5
+	>=dev-libs/nspr-4.36
+	media-libs/alsa-lib
+	media-libs/fontconfig
+	media-libs/freetype
+	media-libs/mesa
+	media-video/ffmpeg
+	sys-apps/dbus
+	virtual/zlib:=
+	virtual/freedesktop-icon-theme
+	x11-libs/cairo
+	x11-libs/gdk-pixbuf:2
+	x11-libs/libdrm
+	x11-libs/pango
+	x11-libs/pixman
+	jack? ( virtual/jack )
+	pulseaudio? (
+		|| (
+			media-libs/libpulse
+			>=media-sound/apulse-0.1.12-r4[sdk]
+		)
+	)
+	libproxy? ( net-libs/libproxy )
+	selinux? ( sec-policy/selinux-mozilla )
+	sndio? ( >=media-sound/sndio-1.8.0-r1 )
+	system-av1? (
+		>=media-libs/dav1d-1.0.0:=
+		>=media-libs/libaom-1.0.0:=
+	)
+	system-harfbuzz? (
+		>=media-gfx/graphite2-1.3.13
+		>=media-libs/harfbuzz-2.8.1:0=
+	)
+	system-icu? ( >=dev-libs/icu-76.1:= )
+	system-jpeg? ( >=media-libs/libjpeg-turbo-1.2.1:= )
+	system-libevent? ( >=dev-libs/libevent-2.1.12:0=[threads(+)] )
+	system-libvpx? ( >=media-libs/libvpx-1.8.2:0=[postproc] )
+	system-pipewire? ( >=media-video/pipewire-1.4.7-r2:= )
+	system-png? ( >=media-libs/libpng-1.6.58:0=[apng] )
+	system-webp? ( >=media-libs/libwebp-1.1.0:0= )
+	wayland? (
+		>=media-libs/libepoxy-1.5.10-r1
+		x11-libs/gtk+:3[wayland]
+	)
+	wifi? (
+		kernel_linux? (
+			|| (
+				net-misc/networkmanager
+				net-misc/connman[networkmanager]
+			)
+		)
+	)
+	X? (
+		virtual/opengl
+		x11-libs/cairo[X]
+		x11-libs/gtk+:3[X]
+		x11-libs/libX11
+		x11-libs/libXcomposite
+		x11-libs/libXdamage
+		x11-libs/libXext
+		x11-libs/libXfixes
+		x11-libs/libXrandr
+		x11-libs/libxcb:=
+	)"
+RDEPEND="${COMMON_DEPEND}
+	jack? ( virtual/jack )"
+DEPEND="${COMMON_DEPEND}
+	X? (
+		x11-base/xorg-proto
+		x11-libs/libICE
+		x11-libs/libSM
+	)"
+
+llvm_check_deps() {
+	if ! has_version -b "llvm-core/clang:${LLVM_SLOT}" ; then
+		einfo "llvm-core/clang:${LLVM_SLOT} is missing! Cannot use LLVM slot ${LLVM_SLOT} ..." >&2
+		return 1
+	fi
+
+	if use clang && ! tc-ld-is-mold ; then
+		if ! has_version -b "llvm-core/lld:${LLVM_SLOT}" ; then
+			einfo "llvm-core/lld:${LLVM_SLOT} is missing! Cannot use LLVM slot ${LLVM_SLOT} ..." >&2
+			return 1
+		fi
+	fi
+
+	if use pgo ; then
+		if ! has_version -b "=llvm-runtimes/compiler-rt-sanitizers-${LLVM_SLOT}*[profile]" ; then
+			einfo "=llvm-runtimes/compiler-rt-sanitizers-${LLVM_SLOT}*[profile] is missing!" >&2
+			einfo "Cannot use LLVM slot ${LLVM_SLOT} ..." >&2
+			return 1
+		fi
+	fi
+
+	einfo "Using LLVM slot ${LLVM_SLOT} to build" >&2
+}
+
+MOZ_LANGS=(
+	af ar ast be bg br ca cak cs cy da de dsb
+	el en-CA en-GB en-US es-AR es-ES es-MX et eu
+	fi fr fy-NL ga-IE gd gl he hr hsb hu
+	id is it ja ka kab kk ko lt lv ms nb-NO nl nn-NO
+	pa-IN pl pt-BR pt-PT rm ro ru
+	sk sl sq sr sv-SE th tr uk uz vi zh-CN zh-TW
+)
+
+mozilla_set_globals() {
+	# https://bugs.gentoo.org/587334
+	local MOZ_TOO_REGIONALIZED_FOR_L10N=(
+		fy-NL ga-IE gu-IN hi-IN hy-AM nb-NO ne-NP nn-NO pa-IN sv-SE
+	)
+
+	local lang xflag
+	for lang in "${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}"
+}
+
+virtwl() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	[[ $# -lt 1 ]] && die "${FUNCNAME} needs at least one argument"
+	[[ -n $XDG_RUNTIME_DIR ]] || die "${FUNCNAME} needs XDG_RUNTIME_DIR to be set; try xdg_environment_reset"
+	tinywl -h >/dev/null || die 'tinywl -h failed'
+
+	local VIRTWL VIRTWL_PID
+	coproc VIRTWL { WLR_BACKENDS=headless exec tinywl -s 'echo $WAYLAND_DISPLAY; read _; kill $PPID'; }
+	local -x WAYLAND_DISPLAY
+	read WAYLAND_DISPLAY <&${VIRTWL[0]}
+
+	debug-print "${FUNCNAME}: $@"
+	"$@"
+	local r=$?
+
+	[[ -n $VIRTWL_PID ]] || die "tinywl exited unexpectedly"
+	exec {VIRTWL[0]}<&- {VIRTWL[1]}>&-
+	return $r
+}
+
+pkg_pretend() {
+	if [[ ${MERGE_TYPE} != binary ]] ; then
+		# Ensure we have enough disk space to compile
+		if use pgo || use debug ; then
+			CHECKREQS_DISK_BUILD="14300M"
+		elif tc-is-lto ; then
+			CHECKREQS_DISK_BUILD="10600M"
+		else
+			CHECKREQS_DISK_BUILD="7400M"
+		fi
+
+		check-reqs_pkg_pretend
+	fi
+}
+
+pkg_setup() {
+
+	# Get LTO from environment; export after this phase for use in src_configure (etc)
+	use_lto=no
+
+	if [[ ${MERGE_TYPE} != binary ]] ; then
+
+		if tc-is-lto; then
+			use_lto=yes
+			# LTO is handled via configure
+			filter-lto
+		fi
+
+		if use pgo ; then
+			if ! has userpriv ${FEATURES} ; then
+				eerror "Building ${PN} with USE=pgo and FEATURES=-userpriv is not supported!"
+			fi
+		fi
+
+		if [[ ${use_lto} = yes ]] ; then
+			# -Werror=lto-type-mismatch -Werror=odr are going to fail with GCC,
+			# bmo#1516758, bgo#942288
+			filter-flags -Werror=lto-type-mismatch -Werror=odr
+		fi
+
+		if use pgo || use debug ; then
+			CHECKREQS_DISK_BUILD="14300M"
+		elif [[ ${use_lto} == "yes" ]] ; then
+			CHECKREQS_DISK_BUILD="10600M"
+		else
+			CHECKREQS_DISK_BUILD="7400M"
+		fi
+
+		check-reqs_pkg_setup
+		llvm-r1_pkg_setup
+		rust_pkg_setup
+		python-any-r1_pkg_setup
+
+		# Avoid PGO profiling problems due to enviroment leakage
+		# These should *always* be cleaned up anyway
+		unset \
+			DBUS_SESSION_BUS_ADDRESS \
+			DISPLAY \
+			ORBIT_SOCKETDIR \
+			SESSION_MANAGER \
+			XAUTHORITY \
+			XDG_CACHE_HOME \
+			XDG_SESSION_COOKIE
+
+		# Build system is using /proc/self/oom_score_adj, bug #604394
+		addpredict /proc/self/oom_score_adj
+
+		if use pgo ; then
+			# Update 105.0: "/proc/self/oom_score_adj" isn't enough anymore with pgo, but not sure
+			# whether that's due to better OOM handling by Firefox (bmo#1771712), or portage
+			# (PORTAGE_SCHEDULING_POLICY) update...
+			addpredict /proc
+
+			# Clear tons of conditions, since PGO is hardware-dependant.
+			addpredict /dev
+		fi
+
+		if ! mountpoint -q /dev/shm ; then
+			# If /dev/shm is not available, configure is known to fail with
+			# a traceback report referencing /usr/lib/pythonN.N/multiprocessing/synchronize.py
+			ewarn "/dev/shm is not mounted -- expect build failures!"
+		fi
+
+		# Google API keys (see http://www.chromium.org/developers/how-tos/api-keys)
+		# Note: These are for Gentoo Linux use ONLY. For your own distribution, please
+		# get your own set of keys.
+		if [[ -z "${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
+
+	export use_lto
+}
+
+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() {
+	if [[ ${use_lto} == "yes" ]]; then
+		rm -v "${WORKDIR}"/firefox-patches/*-LTO-Only-enable-LTO-*.patch || die
+	fi
+
+	# Workaround for bgo#915651 on musl
+	if use elibc_glibc ; then
+		rm -v "${WORKDIR}"/firefox-patches/*bgo-748849-RUST_TARGET_override.patch || die
+	fi
+
+	eapply "${WORKDIR}/firefox-patches"
+	use loong && eapply "${WORKDIR}/firefox-loong-patches"
+
+	# ICU's subslot change should trigger rebuild on Firefox if it is updated 77->78.
+	if use system-icu && has_version ">=dev-libs/icu-78.1" ; then
+		eapply "${FILESDIR}/firefox-146.0.1-icu78.patch" # bgo#967261
+	fi
+
+	# Allow user to apply any additional patches without modifing ebuild
+	eapply_user
+
+	# Make cargo respect MAKEOPTS
+	export CARGO_BUILD_JOBS="$(makeopts_jobs)"
+
+	# Workaround for bgo#915651
+	if ! use elibc_glibc ; then
+		if use amd64 ; then
+			export RUST_TARGET="x86_64-unknown-linux-musl"
+		elif use x86 ; then
+			export RUST_TARGET="i686-unknown-linux-musl"
+		elif use arm64 ; then
+			export RUST_TARGET="aarch64-unknown-linux-musl"
+		elif use loong; then
+			# Only the LP64D ABI of LoongArch64 is actively supported among
+			# the wider Linux ecosystem, so the assumption is safe.
+			export RUST_TARGET="loongarch64-unknown-linux-musl"
+		elif use ppc64 ; then
+			export RUST_TARGET="powerpc64le-unknown-linux-musl"
+		elif use riscv ; then
+			# We can pretty safely rule out any 32-bit riscvs, but 64-bit riscvs also have tons of
+			# different ABIs available. riscv64gc-unknown-linux-musl seems to be the best working
+			# guess right now though.
+			elog "riscv detected, forcing a riscv64 target for now."
+			export RUST_TARGET="riscv64gc-unknown-linux-musl"
+		else
+			die "Unknown musl chost, please post a new bug with your rustc -vV along with emerge --info"
+		fi
+	fi
+
+	# Make LTO respect MAKEOPTS
+	sed -i -e "s/multiprocessing.cpu_count()/$(makeopts_jobs)/" \
+		"${S}"/build/moz.configure/lto-pgo.configure || die "Failed sedding multiprocessing.cpu_count"
+
+	sed -i -e "s/multiprocessing.cpu_count()/$(makeopts_jobs)/" \
+		"${S}"/third_party/chromium/build/toolchain/get_cpu_count.py || die "Failed sedding multiprocessing.cpu_count"
+
+	sed -i -e "s/multiprocessing.cpu_count()/$(makeopts_jobs)/" \
+		"${S}"/third_party/python/gyp/pylib/gyp/input.py || die "Failed sedding multiprocessing.cpu_count"
+
+	# sed-in toolchain prefix
+	sed -i \
+		-e "s/objdump/${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
+
+	# Clear checksums from cargo crates we've manually patched.
+	# moz_clear_vendor_checksums xyz
+	# glslopt: bgo#969412, bgo#969871
+	moz_clear_vendor_checksums glslopt
+	# TB-specific
+	sed -i \
+		-e 's/\("files":{\)[^}]*/\1/' \
+		"${S}"/comm/third_party/rust/glslopt/.cargo-checksum.json || die
+
+	# Create build dir
+	BUILD_DIR="${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_environment_reset
+}
+
+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${RUSTFLAGS:-no value set}"
+
+	local have_switched_compiler=
+	if use clang; then
+		# Force clang
+		einfo "Enforcing the use of clang due to USE=clang ..."
+
+		local version_clang=$(clang --version 2>/dev/null | grep -F -- 'clang version' | awk '{ print $3 }')
+		[[ -n ${version_clang} ]] && version_clang=$(ver_cut 1 "${version_clang}")
+		[[ -z ${version_clang} ]] && die "Failed to read clang version!"
+
+		if tc-is-gcc; then
+			have_switched_compiler=yes
+		fi
+
+		AR=llvm-ar
+		CC=${CHOST}-clang-${version_clang}
+		CXX=${CHOST}-clang++-${version_clang}
+		NM=llvm-nm
+		RANLIB=llvm-ranlib
+	elif ! use clang && ! tc-is-gcc ; then
+		# Force gcc
+		have_switched_compiler=yes
+		einfo "Enforcing the use of gcc due to USE=-clang ..."
+		AR=gcc-ar
+		CC=${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,
+	# AS is used in a non-standard way by upstream, #bmo1654031
+	export HOST_CC="$(tc-getBUILD_CC)"
+	export HOST_CXX="$(tc-getBUILD_CXX)"
+	export AS="$(tc-getCC) -c"
+
+	# Configuration tests expect llvm-readelf output, bug 913130
+	READELF="llvm-readelf"
+
+	tc-export CC CXX LD AR AS NM OBJDUMP RANLIB READELF PKG_CONFIG
+
+	# Pass the correct toolchain paths through cbindgen
+	if tc-is-cross-compiler ; then
+		export BINDGEN_CFLAGS="${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
+	mozconfig_add_options_ac '' --enable-project=comm/mail
+
+	# Set Gentoo defaults
+	mozconfig_add_options_ac 'Gentoo default' \
+		--allow-addon-sideload \
+		--disable-cargo-incremental \
+		--disable-crashreporter \
+		--disable-disk-remnant-avoidance \
+		--disable-geckodriver \
+		--disable-install-strip \
+		--disable-legacy-profile-creation \
+		--disable-parental-controls \
+		--disable-strip \
+		--disable-tests \
+		--disable-updater \
+		--disable-valgrind \
+		--disable-wmf \
+		--enable-dbus \
+		--enable-js-shell \
+		--enable-negotiateauth \
+		--enable-new-pass-manager \
+		--enable-official-branding \
+		--enable-packed-relative-relocs \
+		--enable-release \
+		--enable-system-policies \
+		--host="${CBUILD:-${CHOST}}" \
+		--libdir="${EPREFIX}/usr/$(get_libdir)" \
+		--prefix="${EPREFIX}/usr" \
+		--target="${CHOST}" \
+		--without-ccache \
+		--without-wasm-sandboxed-libraries \
+		--with-intl-api \
+		--with-libclang-path="$(llvm-config --libdir)" \
+		--with-system-ffi \
+		--with-system-gbm \
+		--with-system-libdrm \
+		--with-system-nspr \
+		--with-system-nss \
+		--with-system-pixman \
+		--with-system-zlib \
+		--with-toolchain-prefix="${CHOST}-" \
+		--with-unsigned-addon-scopes=app,system
+
+	# Set update channel
+	local update_channel=release
+	[[ -n ${MOZ_ESR} ]] && update_channel=esr
+	mozconfig_add_options_ac '' --enable-update-channel=${update_channel}
+
+	# Whitelist to allow unkeyworded arches to build with "--disable-rust-simd" by default.
+	if use amd64 || use arm64 || use loong ; then
+		mozconfig_add_options_ac '' --enable-rust-simd
+	fi
+
+	# For future keywording: This is currently (97.0) only supported on:
+	# amd64, arm, arm64 & x86.
+	# Might want to flip the logic around if Firefox is to support more arches.
+	# bug 833001, bug 903411#c8
+	if use loong || use ppc64 || use riscv ; then
+		mozconfig_add_options_ac '' --disable-sandbox
+	else
+		mozconfig_add_options_ac '' --enable-sandbox
+	fi
+
+	# riscv-related options, bgo#947337, bgo#947338
+	if use riscv ; then
+		mozconfig_add_options_ac 'Disable JIT for RISC-V 64' --disable-jit
+		mozconfig_add_options_ac 'Disable webrtc for RISC-V' --disable-webrtc
+	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="${S}/api-mozilla.key"
+	else
+		einfo "Building without Mozilla API key ..."
+	fi
+
+	mozconfig_use_with system-av1
+	mozconfig_use_with system-harfbuzz
+	mozconfig_use_with system-harfbuzz system-graphite2
+	mozconfig_use_with system-icu
+	mozconfig_use_with system-jpeg
+	mozconfig_use_with system-libevent
+	mozconfig_use_with system-libvpx
+	mozconfig_use_with system-pipewire
+	mozconfig_use_with system-png
+	mozconfig_use_with system-webp
+
+	if use system-librnp; then
+		mozconfig_add_options_ac "+system-librnp" --enable-compile-environment
+		mozconfig_use_with system-librnp
+	else
+		# This controls the backend of the bundled librnp. Choices are "botan" and "openssl".
+		# RNP Upstream recommends to use botan. In Gentoo it's preferred to use system-librnp.
+		mozconfig_add_options_ac "+bundled librnp backend = botan" --with-librnp-backend="botan"
+	fi
+
+	mozconfig_use_enable libproxy
+
+	use eme-free && mozconfig_add_options_ac '+eme-free' --disable-eme
+
+	if use hardened ; then
+		mozconfig_add_options_ac "+hardened" --enable-hardening
+		append-ldflags "-Wl,-z,relro -Wl,-z,now"
+
+		# Increase the FORTIFY_SOURCE value, #910071.
+		sed -i -e '/-D_FORTIFY_SOURCE=/s:2:3:' "${S}"/build/moz.configure/toolchain.configure || die
+	fi
+
+	local myaudiobackends=""
+	use jack && myaudiobackends+="jack,"
+	use sndio && myaudiobackends+="sndio,"
+	use pulseaudio && myaudiobackends+="pulseaudio,"
+	! use pulseaudio && myaudiobackends+="alsa,"
+
+	mozconfig_add_options_ac '--enable-audio-backends' --enable-audio-backends="${myaudiobackends::-1}"
+
+	mozconfig_use_enable wifi necko-wifi
+
+	if use X && use wayland ; then
+		mozconfig_add_options_ac '+x11+wayland' --enable-default-toolkit=cairo-gtk3-x11-wayland
+	elif ! use X && use wayland ; then
+		mozconfig_add_options_ac '+wayland' --enable-default-toolkit=cairo-gtk3-wayland-only
+	else
+		mozconfig_add_options_ac '+x11' --enable-default-toolkit=cairo-gtk3-x11-only
+	fi
+
+	if [[ ${use_lto} == "yes" ]] ; then
+		if use clang ; then
+			# Upstream only supports lld or mold when using clang.
+			if tc-ld-is-mold ; then
+				# mold expects the -flto line from *FLAGS configuration, bgo#923119
+				append-ldflags "-flto=thin"
+				mozconfig_add_options_ac "using ld=mold due to system selection" --enable-linker=mold
+			else
+				mozconfig_add_options_ac "forcing ld=lld due to USE=clang and USE=lto" --enable-linker=lld
+			fi
+
+			mozconfig_add_options_ac '+lto' --enable-lto=cross
+
+		else
+			# ThinLTO is currently broken, see bmo#1644409.
+			# mold does not support gcc+lto combination.
+			mozconfig_add_options_ac '+lto' --enable-lto=full
+			mozconfig_add_options_ac "linker is set to bfd" --enable-linker=bfd
+		fi
+
+	else
+		# Avoid auto-magic on linker
+		if use clang ; then
+			# lld is upstream's default
+			if tc-ld-is-mold ; then
+				mozconfig_add_options_ac "using ld=mold due to system selection" --enable-linker=mold
+			else
+				mozconfig_add_options_ac "forcing ld=lld due to USE=clang" --enable-linker=lld
+			fi
+
+		else
+			if tc-ld-is-mold ; then
+				mozconfig_add_options_ac "using ld=mold due to system selection" --enable-linker=mold
+			else
+				mozconfig_add_options_ac "linker is set to bfd due to USE=-clang" --enable-linker=bfd
+			fi
+		fi
+	fi
+
+	if use pgo ; then
+		mozconfig_add_options_ac '+pgo' MOZ_PGO=1
+
+		if use clang ; then
+			# Used in build/pgo/profileserver.py
+			export LLVM_PROFDATA="llvm-profdata"
+		fi
+	fi
+
+	mozconfig_use_enable debug
+	if use debug ; then
+		mozconfig_add_options_ac '+debug' --disable-optimize
+		mozconfig_add_options_ac '+debug' --enable-jemalloc
+		mozconfig_add_options_ac '+debug' --enable-real-time-tracing
+	else
+		mozconfig_add_options_ac 'Gentoo defaults' --disable-real-time-tracing
+
+		if is-flag '-g*' ; then
+			if use clang ; then
+				mozconfig_add_options_ac 'from CFLAGS' --enable-debug-symbols=$(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*'
+
+	# elf-hack
+	# Filter "-z,pack-relative-relocs" and let the build system handle it instead.
+	if use amd64 || use x86 ; then
+		filter-flags "-z,pack-relative-relocs"
+
+		if tc-ld-is-mold ; then
+			# relr-elf-hack is currently broken with mold, bgo#916259
+			mozconfig_add_options_ac 'disable elf-hack with mold linker' --disable-elf-hack
+		else
+			mozconfig_add_options_ac 'relr elf-hack' --enable-elf-hack=relr
+		fi
+	elif use loong || use ppc64 || use riscv ; then
+		# '--disable-elf-hack' is not recognized on loong/ppc64/riscv,
+		# see bgo #917049, #930046
+		:;
+	else
+		mozconfig_add_options_ac 'disable elf-hack on non-supported arches' --disable-elf-hack
+	fi
+
+	if ! use elibc_glibc; then
+		mozconfig_add_options_ac '!elibc_glibc' --disable-jemalloc
+	fi
+
+	# System-av1 fix
+	use system-av1 && append-ldflags "-Wl,--undefined-version"
+
+	# 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 PIP_NETWORK_INSTALL_RESTRICTED_VIRTUALENVS=mach
+
+	export MACH_BUILD_PYTHON_NATIVE_PACKAGE_SOURCE="none"
+
+	# 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_lto} == "yes" ]] && tc-ld-is-mold ; then
+		# increase ulimit with mold+lto, bugs #892641, #907485
+		if ! ulimit -n 16384 1>/dev/null 2>&1 ; then
+			ewarn "Unable to modify ulimits - building with mold+lto might fail due to low ulimit -n resources."
+			ewarn "Please see bugs #892641 & #907485."
+		else
+			ulimit -n 16384
+		fi
+	fi
+
+	if use pgo; then
+		# Reset and cleanup environment variables used by GNOME/XDG
+		gnome2_environment_reset
+
+		addpredict /root
+
+		if ! use X; then
+			virtx_cmd=virtwl
+		else
+			virtx_cmd=virtx
+		fi
+	fi
+
+	if ! use X; then
+		local -x GDK_BACKEND=wayland
+	else
+		local -x GDK_BACKEND=x11
+	fi
+
+	${virtx_cmd} ./mach build --verbose || die
+}
+
+src_install() {
+	# xpcshell is getting called during install
+	pax-mark m \
+		"${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 llvm-core/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-r1.js gentoo-prefs.js
+
+	local GENTOO_PREFS="${ED}${PREFS_DIR}/gentoo-prefs.js"
+
+	# 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"
+
+		if use wayland; then
+			cat >>"${GENTOO_PREFS}" <<-EOF || die "failed to set hwaccel wayland prefs"
+			pref("gfx.x11-egl.force-enabled",          false);
+			EOF
+		else
+			cat >>"${GENTOO_PREFS}" <<-EOF || die "failed to set hwaccel x11 prefs"
+			pref("gfx.x11-egl.force-enabled",          true);
+			EOF
+		fi
+	fi
+
+	# 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 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/${PN}-r2.desktop"
+	local exec_command="${PN}"
+	local icon="${PN}"
+	local use_wayland="false"
+
+	if [[ -n ${MOZ_ESR} ]] ; then
+		local desktop_filename="${PN}-esr.desktop"
+	else
+		local desktop_filename="${PN}.desktop"
+	fi
+
+	if use wayland ; then
+		use_wayland="true"
+	fi
+
+	cp "${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:@DEFAULT_WAYLAND@:${use_wayland}:" \
+		"${ED}/usr/bin/${PN}" || die
+}
+
+pkg_postinst() {
+	xdg_pkg_postinst
+
+	if ver_replacing -lt 136.0 ; then
+		elog "In this version of Thunderbird, upstream introduced an in-app notification"
+		elog "system. Setting pref 'mail.inappnotifications.enabled' to false and nullifying"
+		elog "'mail.inappnotifications.url' may help you avoid these messages, if you don't"
+		elog "wish to receive them."
+	fi
+
+	optfeature_header "Optional programs for extra features:"
+	optfeature "desktop notifications" x11-libs/libnotify
+	optfeature "encrypted chat support" net-libs/libotr
+	optfeature "fallback mouse cursor theme e.g. on WMs" gnome-base/gsettings-desktop-schemas
+}