mail-client/thunderbird: bump to v78.12.0

Package-Manager: Portage-3.0.21, Repoman-3.0.3
Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>

2 files changed, 1174 insertions, 0 deletions

diff --git a/mail-client/thunderbird/Manifest b/mail-client/thunderbird/Manifest
index 8dcfa1ab6561..009590040c2e 100644
--- a/mail-client/thunderbird/Manifest
+++ b/mail-client/thunderbird/Manifest
@@ -1,4 +1,5 @@
 DIST firefox-78esr-patches-14.tar.xz 82976 BLAKE2B 08cc3618c8069f4169b7647e7eb699153d558bb89f8a4f1ed74d5ccd339f77119cd8f253df011f0c2f255ad889b65e843171d7559f469788463ca7e9aa2e96aa SHA512 1611c6f9d2c7d586e7b53810c1cfdb2682f5d289b1b019b71694b1ab2d8bbdfe827a73cfaf59f7e4808c0b90409ca4fa57e27655d8cdf0c578ffdbad33659f26
+DIST firefox-78esr-patches-15.tar.xz 65604 BLAKE2B 86e421e555ffd5f7f201d0f1a1c446c649739c67cdf8dca536efa115e09d9c357ce1551b7270c77e8bfe7dd53e0f3e6386496283879cf5e0c59b3c864951ebb3 SHA512 b229e895f083a0404cda1da0d8ae937429d5975ac52ab20e8b15611d9c737381a1076ebfa8c8a127dacac0e12a2a905ffd579facde2d80c6facc911e5739e34b
 DIST thunderbird-78.11.0-af.xpi 548343 BLAKE2B 5eb0f8bde98e845046980bfa098b9749113cd4a95cff2ebcf7d387769bf407fb4f59926fea905dc293f916a91e0e0aaf78e1f4b2aac60dc1a38684a7293bbbef SHA512 2978a9f8d81d936495207e9ecd45e67e9073037ffb9481e5dbfaa73a776a7787970bbde9ba9790c6ad53998fa391d251bc6b8eb5a3a04dd3bae791b8b426e73e
 DIST thunderbird-78.11.0-ar.xpi 648611 BLAKE2B d41906f09fb0522199e74ac0a7823f3769e23fb310c9d62a0332d288fb7cf46f7d1d97321f4cba6fe03b53c5e254e2ce27cb8606c58a9c1559b152d2be70d681 SHA512 595415279e9f14abc678d652bb58c3b7a5b4907dd979b86320aa4ea5c499bc02034c5fad4ffb388719ac8795923e9eb7936f9700b5655457cfb3942fddf6b821
 DIST thunderbird-78.11.0-ast.xpi 561258 BLAKE2B 156729fe4b59c1594c35dc4e1bf198638cf361a679a95470fe495833c518c583abfbd69f358bba04f2c58d5a0d941603c969d640f9c18a26126a78f48e9b64d1 SHA512 d5821cf2aba5c3df1dac2d4310ba77aa7b5c1a69067216404944eff8b06bfb4eab2816aafbc490cf365c90aba850e6766092d9ae96dfb74ee9bb0452b591c21c
@@ -64,3 +65,68 @@ DIST thunderbird-78.11.0-vi.xpi 674611 BLAKE2B 67834c7860979a438ed61056080b32c7b
 DIST thunderbird-78.11.0-zh-CN.xpi 687183 BLAKE2B 9a18986ed58dec976e82f533a8a08cd6f374f20f3fe016ca8dff71fc01be7de0cebeb2cc311791bd41cee66f53f8f275a16cec376efe70848cb761daebdc87db SHA512 53f81f5e5bfd20c3a6dd144d780e76016a58c0c60c034e7b7738a81d9ee6e702652ea8fb3e40861918e7606c6159ed09dd2e6ad7522a1d25f6c648fcc6c908f3
 DIST thunderbird-78.11.0-zh-TW.xpi 687626 BLAKE2B 4822fd23fc0864238bbb85742fd9f9ce6a9f13384270a738d95f33defa5b07f453cd490d9df771a8fed594007512e40bbebf3434d29dad61319b35230d0e7229 SHA512 95eaa27e5877a3203ae0976bb349b38fd3d6ec0b44e0cc333e2573877d5482897d5ad4c888d8947c6d55ab3e6c2e17c21fe69c3aff3d3c81549e8f19918c0153
 DIST thunderbird-78.11.0.source.tar.xz 352417996 BLAKE2B 8c8c972df68468a13c33526d076f40b02ef2b1568ae24a3b496cfca65647ff079c27117092c3e856f4b8ac535802619f7f01e14fd2804a37586006c4f6a12158 SHA512 c669439ae671a0a589f69902cced5685b8bab346c0ca3eeabd58d0449af338fb7a7a9189d6c2ef784f660c32278fee70766169d91293447eedef2e18a84f116a
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+DIST thunderbird-78.12.0-it.xpi 572961 BLAKE2B 0264c88e73c6a91e6d9b1b207ef09100c6bcd696e30afca33fb05fa3d953cac0f3c88af27e1c623ac662cf3a19b5f46373c38d677f239d9df90f02bfe0973845 SHA512 46e06597f04b9d9ca0788c84fd3cb7a1f30b401c4874204c6f94a546c3f7f7a98989910394a8c4683c1786f6c72a85682d97d22c9d3c07e0d703047f1091418b
+DIST thunderbird-78.12.0-ja.xpi 722455 BLAKE2B d607d69414162cebcedbcdd53d7ec3e0faeb337ee4bd6be48da2c7bd92b8512f3f129c40613b6fc2ea455613844214a13f6e299bbc5513a42b39b06c9d8b01ab SHA512 27289117e1fd59b61af5554246a6d29b0aac877052c76d824fff9bdeea47d7431fb5616b448a35ad27743638ee9afcb33577a5f1f950b8bf3b52b2092547d477
+DIST thunderbird-78.12.0-ka.xpi 717014 BLAKE2B 34726a602db60680fa01e9a0d400fbec0615ea87633b2490f39b998e8ed590a95817e8a17843a9434900ce80321629e77f2bf6d4c77f00e7b2247e5b34852b9c SHA512 b0eb79289e99412b27cd545f51487d9dd4a2529ebbce8f14bc5a1ad6c6881ab0936a255e284f5f4e2376f123432abc9df57408685b291a1b34176f5c8fa5dd7c
+DIST thunderbird-78.12.0-kab.xpi 651924 BLAKE2B f71a055abeb7cdbc6a58affa49982e281c27a24096fe5c9de1591eab38f468e073bae146634c56576c83938e09c5db3286125debe993a549041698f4beb707e6 SHA512 18d5626f23f58fc742e723ae2d279a831ffc01055df70f431307054814ac67969950a07301051df7fe02a4de87c6ebbbdd7f7b8e7ffd0705afb68de2e1d7236b
+DIST thunderbird-78.12.0-kk.xpi 720474 BLAKE2B 461d00af75417c6ac8c4c31932914a8a9acf3601aaeb786546454168a6bc2b2af57d771406dd1a9dbee5ed8b82bb6a25c38d55e7bdd3748380099ee43dcb39f4 SHA512 17fe790b34ae46832556df44acfd2cc690bdd387db9f3730b58057c2dfb4772734ec1cd65d892399e94a405f8c3badb057cf1507c08a317efe78e6bdc61244f1
+DIST thunderbird-78.12.0-ko.xpi 688205 BLAKE2B 447f5471660ccfec871eeea1fc16d38c5f227afbb88e32b674e0f2579daddb8d61ee5c35466dc05ff6b29090e8f4ce71c117adc2fac634601c41efb8fb608529 SHA512 f4b6e9e931f623d284a3282280dde329976e38fcbb718c53d6899c6b35e0746ce76cca004dc00446c4ec57782b03363225063eaf43787d8e3312a8173ef38492
+DIST thunderbird-78.12.0-lt.xpi 660288 BLAKE2B adc21d6eb5c5d2f07db06f463d7ea4d6cbe97cd9f345b9ef1b7bfa6ecb084e7182760c208f4186ec1d65773f1cd271f988da6c312a67fa729b48f50630670ce8 SHA512 0fb44f2ac7944ae633552215bb87cfe55cd9df6e08d1c512fc93df58295f5282d74f414bed612fc9dd3850b1930e478925ead44fa5af79aaad39fc645841194f
+DIST thunderbird-78.12.0-ms.xpi 572179 BLAKE2B 3529a35319af9705cb1a4d8944699eb6c572365c7da62793f676af84ef317da10165f45848e6faf91eae0cf5a90d447569b0ed2f44daed17d3636eb1f0965b81 SHA512 d78ad3ac193e319846cd9924a0abfcc5e7aae1c71f19fc554a027f14650cf86ad0169f9fe8b3876d2e812a7c169b50e6bd9d85f91202480a9d22c871ff945160
+DIST thunderbird-78.12.0-nb-NO.xpi 637230 BLAKE2B 4ba60de98b67130e293addd759d2d1684d781c39e427839ac193ff501ba749bfe6e4a7a9fac7e511e820233e0f5075ba656f70ecf1d7b49c3d1d930556e63d43 SHA512 ddb65f9094e9faa5e6924603860d490402226b70e8ec5e06bcb9db8bc93cd87a93023f8a73a0bee3744d09ca90d8459f07b968e39c5b9d8827e5b75e4f656b17
+DIST thunderbird-78.12.0-nl.xpi 644355 BLAKE2B 21c5c216720119f538bdfc1ec5b6b4712536595334c346ce46185f25781da57a1d4ac834fd1dd7f16684c8fce13ac93d49fcf5202ec5b925cb59cbbe79829b5d SHA512 bce50d2c80764775925a1723f5ce254aa432427dca54a87471bb51f95791df9a3d6e2acd0c3c1aa904cd6e1ce4f6d2179b61c1d8a9923f8e8e6fdae2c59b7f14
+DIST thunderbird-78.12.0-nn-NO.xpi 640693 BLAKE2B 1df5b57bb02ebdf671e9068209af00b26cdbfdeba121b329de1bc2ae8cca46a5b8fe180c936710f8637bdd3d96518c3fba5fc54318db691a569ea7ed6536ad92 SHA512 ffd7bbec154fe670d3f09b55bb4a2cf212d8ed01adb257e0f1359ad982ca037c0f98c688bef5e89a030feff9e1ca23983dc461b100e70daf168d39f8c835b7be
+DIST thunderbird-78.12.0-pa-IN.xpi 633222 BLAKE2B cf92020dafd2c22b63648d2a87e7b002cefc416b0c13e26886b10fdf6ef7de66e2ddcacc74f29629c1db0cccd4d65ddae9b9d114af7356fdc9ec0576bd34e9c9 SHA512 07a772c7290aa6c59aabfeb192e069d606adee16fddbaa9fe21e630ffcbba415acc0e2e291793852dc62cb577eb92ece4b4555351e6ca2ffb579d11d7ec34634
+DIST thunderbird-78.12.0-pl.xpi 637122 BLAKE2B 1781d8bebe2bd5c19bf3cb1ecf1efb9d17c9693960e97f6cb75b1c2d2ddf59162e289c75dd36ab059d4adf3aff04a5ace7e99fc10b0760da0612e7202898d3fd SHA512 c35359eefd5d72aad1a11be62dc854e6dcf5f0cee950752d5cad8a7eaf659418df0f48176af7853aa58feedbb2a59a6bd7e2ea78943489469bd648b29b665cc9
+DIST thunderbird-78.12.0-pt-BR.xpi 649416 BLAKE2B 69593472c33cf72d64067c30c04707d481bc09190a7868909da3682b21b6cd61c3f06a1ede06d01c2950e657e26b6d5b9e30c71b43dd74569f51271f7874c60d SHA512 a667144a011ef736b1d7ad5cc9264797cfa0b852cbf2838d2fa356e2e2fbfefb63c2c5a2025fa9cd3609db020ed8fc0892166ab402fe679c4bd02c0cf8fe0492
+DIST thunderbird-78.12.0-pt-PT.xpi 655499 BLAKE2B bfc46e485c058697adc9d877942e24eab9e8109db2e7b6197d7f3d2f1e9729872c51adf2163e3f85f893945410a92a62ed2bf2e252193cac70c89dc3a4cf344d SHA512 2305911c72ddd47cd66194ccf276c50f9e2906e42f753e4bd078848f491486bd897ada044020e178858077fbd7aef1c6cc07ca293ae0f1c6ae02ec9bea5f3271
+DIST thunderbird-78.12.0-rm.xpi 646533 BLAKE2B a6a229bb925f0ff12931a93cd1443b545d826d0b7328550d4da766abbf66ec4739984d3240056d8d0e84ef5233b125f66dc8d834e26aab065ab676254396f63b SHA512 8635a81e566b1c8f50a9597b71bcc7c4eaf12cc881b0154e68ff9c9f251ffa81f97a868fbd67862b6fb13c334450af8d6f3e5f32f70258aaae52a9532fa97a87
+DIST thunderbird-78.12.0-ro.xpi 662642 BLAKE2B 3843667db0240f7c8259deeda63c2541480afbef9161e5501c76b0393132e8968f500c67f8bb1adc28bea6da38a0cdb2398bca7dbd227052a6530c499815b236 SHA512 1d05e3cd478d12425b48a0fcb1e7028c86c7d54e39b8b243099a1f63345aa6a06937927f3efce45888f33022474c83a059c27365b53fed87ee4940fe2469fafd
+DIST thunderbird-78.12.0-ru.xpi 756191 BLAKE2B 1f4966a293ce01f6a1c839bc4d0d207d9ff5407526bff70e71d038daa8bc4bee816b9b85dea8e43c84997e8c91706928ae0fcbc2ecab1cbad6d565dcada35b39 SHA512 a6f1158341083b85eccc420efe10c4786d971e37c5feacec642eb6c3dfc4eccc2c072df0fd1b531684e04f07283168aca957390b6c869211a52156add7729db2
+DIST thunderbird-78.12.0-si.xpi 651100 BLAKE2B 3231b596ade2866710f39440e6a0a8c0e72294f99580ae8bdc45bcb4d78208edd36fd0878ed3b3b3479994c2040900ae660ccc801fbca562bf2c0302474b87f1 SHA512 9f1705aa2a0d806030c6a8cc94b5009e17c3c228e153e6287b1166ea5dfc02a2d92f197c90ff2ed6ffccf9d8b0311704da2e785be250a68f39576c60fe7eab00
+DIST thunderbird-78.12.0-sk.xpi 643223 BLAKE2B 2766bd8fae857dbafad30546b5f1e2606e1701b6bcb0244b564cd312b20277329830ed1596108e1ecda3c2b9e277d9f98a4e4119ce79825cecf18ad1015a654f SHA512 b8486373ab861fbbb0286568ea493a5ac7f7faadc985c7f895117c81344e6395b9a66fc896d1265fb8bf56b37563a647cbfbf7bca8977c9f9763caad8cf6b0c7
+DIST thunderbird-78.12.0-sl.xpi 632386 BLAKE2B 4fdf1191069589949559587f675ac2cd615bfe8ef3a30961d19c0e14223fa836eef861f4b59cf956c393c5b82b95cbd91511d21200934a2f8f26a18a7fa8e7d4 SHA512 b7edf395463c4cffdc9d0fb4a045de220fb785c17aee6722b980b3d9202b3ebf2616b6a1d954e8e0ea0d0bb0708e739d157986dabced74898cc6ead9c182db3c
+DIST thunderbird-78.12.0-sq.xpi 657815 BLAKE2B b20b4f52dbba8813f76041ff0716774cdc42c17e1f619a628dda2e29c0277a1a6d4a3e85d8d9991e07f0785eca58d17112c803da2d034a8d6d9d4f5b93474cc0 SHA512 22141d41c02fbffeaa77964abbcd7fa9367567f4efcc5027b5e96a04d02a0feb9085637ad3d60d0f5e49cf7ed27a0e69736374066f986e2a5389253e9d7230d6
+DIST thunderbird-78.12.0-sr.xpi 683113 BLAKE2B cb6e05a2c0bfe6de50d170a762752960f0a446c792cc62ac0f205c5338d52c46b3746247312f3d112d1542420357c3af98a4e52e0d984d4ef9383d462cf1d7cd SHA512 d263f5798939c2aa61fecbc2a174233812df81b454aae4bf08315c69afcdedc8cb878707fdb92e9e7e2f7503d41235a5b49725e8fbfe68ea9a8ef26b09bcefb5
+DIST thunderbird-78.12.0-sv-SE.xpi 648863 BLAKE2B 7efa45363c02d4205282c768368387d701d06db7a0646b03b4beeb8a269b375e20392affc99da8db3f88bb9043e37a5decea27ea2352e1e245c6d2394f04fd97 SHA512 d014d8750173f10d7f248fba3e71cff26fbd13f5c91d7b822bb1a433cb09c32806c1a1da00e779c0e34dd936f17b0f607901ff3239f258e467f6f32219d797ad
+DIST thunderbird-78.12.0-th.xpi 712037 BLAKE2B 6cbf077923f75a0367ecbff3575ba0dd3cf29ada444ab82d6505191343d18d0100dfb42f6156e757f2b22a47a1e304f25a0efbaf61a50e2311c832106f9448e8 SHA512 52298cbf4475352985014106ee67f2837d86e3ab6c5a69cc11a0179e161d4e3582040579cfb109707e7e112928e39b9762e22aa869a98edb3b59bb2eeeac68e4
+DIST thunderbird-78.12.0-tr.xpi 649073 BLAKE2B e9d78abb609d80b87361517267392ec37b1db6e90aa379fc54329363d984151c6e5c72fe635c5705cd61367ae5421e4e218145de0f48f2f0f52b7d019e6e2b08 SHA512 3fd6899edc2ad6a4be8285de0621a7a1cbbd83ee02cc40228ede1f033c9323fb0eb0e5a72520ad7d20d48202358b0b7eb0ea204f344b0544a3693190985b3031
+DIST thunderbird-78.12.0-uz.xpi 586596 BLAKE2B 0039bc81a6cdf8c88127e3a8caf3548e5c90eb33030b93c678f0c46672020b4471dc35c275f89794e138e5ed5836cb89f05e068bd218db804e3b37f445a2516b SHA512 ed28c8864a4b6f36ed704427743147ca77f4289e9f995c78011a6d80f790a2d0e09fe8b344deb1c658c322c1bea7362219e46524115f8ef11c392e1f70809f59
+DIST thunderbird-78.12.0-vi.xpi 674606 BLAKE2B b325878404c5de61418ada8c67495bbed3cd557c8ef908a39566da4464f22cb850e140728b82c9220c38294593d317165eef7e31baddaf9ccf39fb1be36461c5 SHA512 6720100635a1b91277077f527c087a7edbde5183d7a0cfee3e6ab532a6dfb830b8b5769176319acfed69a3e5b415eaacf38eaae9404bc1a35f1a1d8bb3958be8
+DIST thunderbird-78.12.0-zh-CN.xpi 687173 BLAKE2B 214cf530f6a3fb1023d3dc7bdcb7e9012351f5bc46d175af09aecb3ee6c05baef347432ed9556caf6b54ee04e61a63932a2ca3f131fef0198cddf97b566ae38d SHA512 ac826167da668b544a8606db35d5d243250137ad9badc57ce75ab8e3a5712378742c1b9aa44795e9abb9a61fa5f8176d14a8737129a6642dedcf556f1745406d
+DIST thunderbird-78.12.0-zh-TW.xpi 687621 BLAKE2B 8234a8ed471e8d5b9825afe0f11a03b74ebe17183513f56dc0e1c15d6fd6cf01da1607d844410b8c12b111ffa1a5e76572e30a6f6ea9165c88a873f7c6d1a668 SHA512 4b9cff48fd28cf1e081689e81b5dba4b03bf6f2e89557c1d386ec27172806d34c4d4630cd5322eb27e053124f4b141612f9ffb5863174ac64dddd63fb5bfa03d
+DIST thunderbird-78.12.0.source.tar.xz 355933664 BLAKE2B 466899baf4db28f7d41363ed3b3bdc93b25ec8a87cfb2a8e489ac5572f769a4b19cf3886f3a76a3c9cbce112e47a0fab711ad59505bbc01cd38daad896ae1c58 SHA512 8a9275f6a454b16215e9440d8b68926e56221dbb416f77ea0cd0a42853bdd26f35514e792564879c387271bd43d8ee966577f133f8ae7781f43e8bec9ab78696
diff --git a/mail-client/thunderbird/thunderbird-78.12.0.ebuild b/mail-client/thunderbird/thunderbird-78.12.0.ebuild
new file mode 100644
index 000000000000..782510d30b91
--- /dev/null
+++ b/mail-client/thunderbird/thunderbird-78.12.0.ebuild
@@ -0,0 +1,1108 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+
+FIREFOX_PATCHSET="firefox-78esr-patches-15.tar.xz"
+
+LLVM_MAX_SLOT=12
+
+PYTHON_COMPAT=( python3_{7..9} )
+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/~{axs,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
+	${PATCH_URIS[@]}"
+
+DESCRIPTION="Thunderbird Mail Client"
+HOMEPAGE="https://www.mozilla.org/thunderbird"
+
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86"
+
+SLOT="0/$(ver_cut 1)"
+LICENSE="MPL-2.0 GPL-2 LGPL-2.1"
+IUSE="+clang cpu_flags_arm_neon dbus debug eme-free
+	hardened hwaccel jack lto +openh264 pgo pulseaudio selinux
+	+system-av1 +system-harfbuzz +system-icu +system-jpeg +system-libevent
+	+system-libvpx +system-webp wayland wifi"
+
+REQUIRED_USE="wifi? ( dbus )"
+
+BDEPEND="${PYTHON_DEPS}
+	app-arch/unzip
+	app-arch/zip
+	>=dev-util/cbindgen-0.14.3
+	>=net-libs/nodejs-10.21.0
+	virtual/pkgconfig
+	>=virtual/rust-1.41.0
+	|| (
+		(
+			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] )
+			)
+		)
+		(
+			sys-devel/clang:10
+			sys-devel/llvm:10
+			clang? (
+				=sys-devel/lld-10*
+				pgo? ( =sys-libs/compiler-rt-sanitizers-10*[profile] )
+			)
+		)
+	)
+	lto? (
+		!clang? ( sys-devel/binutils[gold] )
+	)
+	amd64? ( >=dev-lang/yasm-1.1 )
+	x86? ( >=dev-lang/yasm-1.1 )
+	!system-av1? (
+		amd64? ( >=dev-lang/nasm-2.13 )
+		x86? ( >=dev-lang/nasm-2.13 )
+	)"
+
+CDEPEND="
+	>=dev-libs/nss-3.53.1
+	>=dev-libs/nspr-4.25
+	dev-libs/atk
+	dev-libs/expat
+	>=x11-libs/cairo-1.10[X]
+	>=x11-libs/gtk+-2.18:2
+	>=x11-libs/gtk+-3.4.0:3[X]
+	x11-libs/gdk-pixbuf
+	>=x11-libs/pango-1.22.0
+	>=media-libs/libpng-1.6.35:0=[apng]
+	>=media-libs/mesa-10.2:*
+	media-libs/fontconfig
+	>=media-libs/freetype-2.4.10
+	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/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-0.3.0:=
+		>=media-libs/libaom-1.0.0:=
+	)
+	system-harfbuzz? (
+		>=media-libs/harfbuzz-2.6.8:0=
+		>=media-gfx/graphite2-1.3.13
+	)
+	system-icu? ( >=dev-libs/icu-67.1:= )
+	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 )"
+
+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="${CDEPEND}
+	pulseaudio? (
+		|| (
+			media-sound/pulseaudio
+			>=media-sound/apulse-0.1.12-r4[sdk]
+		)
+	)
+	wayland? ( >=x11-libs/gtk+-3.11:3[wayland] )
+	amd64? ( virtual/opengl )
+	x86? ( virtual/opengl )"
+
+S="${WORKDIR}/${PN}-${PV%_*}"
+
+llvm_check_deps() {
+	if ! has_version -b "sys-devel/clang:${LLVM_SLOT}" ; then
+		ewarn "sys-devel/clang:${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
+			ewarn "=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
+				ewarn "=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 ${LLVM_SLOT} to build" >&2
+}
+
+MOZ_LANGS=(
+	af ar ast be bg br ca cak cs cy	da de dsb el en-CA en-GB en-US
+	es-AR es-ES et eu fa fi fr fy-NL ga-IE gd gl he hr hsb hu hy-AM
+	id is it ja ka kab kk ko lt ms nb-NO nl nn-NO pa-IN pl pt-BR
+	pt-PT rm ro ru si sk sl sq sr sv-SE th tr uz vi zh-CN zh-TW
+)
+
+mozilla_set_globals() {
+	# https://bugs.gentoo.org/587334
+	local MOZ_TOO_REGIONALIZED_FOR_L10N=(
+		fy-NL ga-IE gu-IN hi-IN hy-AM nb-NO ne-NP nn-NO pa-IN sv-SE
+	)
+
+	local lang xflag
+	for lang in "${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
+
+		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 ! 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 MOZCONFIG
+	export MOZCONFIG="${S}/.mozconfig"
+
+	# Initialize MOZCONFIG
+	mozconfig_add_options_ac '' --enable-application=comm/mail
+	mozconfig_add_options_ac '' --enable-calendar
+
+	# Set Gentoo defaults
+	export MOZILLA_OFFICIAL=1
+
+	mozconfig_add_options_ac 'Gentoo default' \
+		--allow-addon-sideload \
+		--disable-cargo-incremental \
+		--disable-crashreporter \
+		--disable-install-strip \
+		--disable-strip \
+		--disable-updater \
+		--enable-official-branding \
+		--enable-release \
+		--enable-system-ffi \
+		--enable-system-pixman \
+		--host="${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 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
+			# Linking only works when using ld.gold when LTO is enabled
+			mozconfig_add_options_ac "forcing ld=gold due to USE=lto" --enable-linker=gold
+
+			# ThinLTO is currently broken, see bmo#1644409
+			mozconfig_add_options_ac '+lto' --enable-lto=full
+		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
+		elif tc-ld-is-gold ; then
+			mozconfig_add_options_ac "linker is set to gold" --enable-linker=gold
+		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
+
+	# Build system requires xargs but is unable to find it
+	mozconfig_add_options_mk '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}" ${PN}.png
+	done
+
+	# Install menus
+	local wrapper_wayland="${PN}-wayland.sh"
+	local wrapper_x11="${PN}-x11.sh"
+	local desktop_file="${FILESDIR}/icon/${PN}-r2.desktop"
+	local display_protocols="auto X11"
+	local icon="${PN}"
+	local name="Mozilla ${MOZ_PN^}"
+	local use_wayland="false"
+
+	if use wayland ; then
+		display_protocols+=" Wayland"
+		use_wayland="true"
+	fi
+
+	local app_name desktop_filename display_protocol exec_command
+	for display_protocol in ${display_protocols} ; do
+		app_name="${name} on ${display_protocol}"
+		desktop_filename="${PN}-${display_protocol,,}.desktop"
+
+		case ${display_protocol} in
+			Wayland)
+				exec_command="${PN}-wayland --name ${PN}-wayland"
+				newbin "${FILESDIR}/${wrapper_wayland}" ${PN}-wayland
+				;;
+			X11)
+				if ! use wayland ; then
+					# Exit loop here because there's no choice so
+					# we don't need wrapper/.desktop file for X11.
+					continue
+				fi
+
+				exec_command="${PN}-x11 --name ${PN}-x11"
+				newbin "${FILESDIR}/${wrapper_x11}" ${PN}-x11
+				;;
+			*)
+				app_name="${name}"
+				desktop_filename="${PN}.desktop"
+				exec_command="${PN}"
+				;;
+		esac
+
+		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}/${PN}.desktop-template" || die
+	done
+
+	# Install generic wrapper script
+	[[ -f "${ED}/usr/bin/${PN}" ]] && rm "${ED}/usr/bin/${PN}"
+	newbin "${FILESDIR}/${PN}.sh" ${PN}
+
+	# Update wrapper
+	local wrapper
+	for wrapper in \
+		"${ED}/usr/bin/${PN}" \
+		"${ED}/usr/bin/${PN}-x11" \
+		"${ED}/usr/bin/${PN}-wayland" \
+	; do
+		[[ ! -f "${wrapper}" ]] && continue
+
+		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}:" \
+			"${wrapper}" \
+			|| die
+	done
+}
+
+pkg_preinst() {
+	xdg_pkg_preinst
+
+	# If the apulse libs are available in MOZILLA_FIVE_HOME then apulse
+	# does not need to be forced into the LD_LIBRARY_PATH
+	if use pulseaudio && has_version ">=media-sound/apulse-0.1.12-r4" ; then
+		einfo "APULSE found; Generating library symlinks for sound support ..."
+		local lib
+		pushd "${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}" ${lib##*/} || die
+			fi
+		done
+		popd &>/dev/null || die
+	fi
+}
+
+pkg_postinst() {
+	xdg_pkg_postinst
+
+	if use pulseaudio && has_version ">=media-sound/apulse-0.1.12-r4" ; then
+		elog "Apulse was detected at merge time on this system and so it will always be"
+		elog "used for sound.  If you wish to use pulseaudio instead please unmerge"
+		elog "media-sound/apulse."
+		elog
+	fi
+
+	local show_doh_information
+
+	if [[ -z "${REPLACING_VERSIONS}" ]] ; then
+		# New install; Tell user that DoH is disabled by default
+		show_doh_information=yes
+	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
+}