commit:     9dad45a1673bf344cd031ec757bd19697c1ae4f1
Author:     Joonas Niilola <juippis <AT> gentoo <DOT> org>
AuthorDate: Fri Feb 12 09:29:57 2021 +0000
Commit:     Joonas Niilola <juippis <AT> gentoo <DOT> org>
CommitDate: Fri Feb 12 09:32:58 2021 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=9dad45a1

mail-client/thunderbird: allow bfd linker to be used with gcc+lto

Signed-off-by: Joonas Niilola <juippis <AT> gentoo.org>

 .../thunderbird/thunderbird-78.7.1-r2.ebuild       | 1100 ++++++++++++++++++++
 1 file changed, 1100 insertions(+)

diff --git a/mail-client/thunderbird/thunderbird-78.7.1-r2.ebuild 
b/mail-client/thunderbird/thunderbird-78.7.1-r2.ebuild
new file mode 100644
index 00000000000..9adb879fbc9
--- /dev/null
+++ b/mail-client/thunderbird/thunderbird-78.7.1-r2.ebuild
@@ -0,0 +1,1100 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+
+FIREFOX_PATCHSET="firefox-78esr-patches-08.tar.xz"
+
+LLVM_MAX_SLOT=11
+
+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: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] )
+                       )
+               )
+               (
+                       sys-devel/clang:9
+                       sys-devel/llvm:9
+                       clang? (
+                               =sys-devel/lld-9*
+                               pgo? ( 
=sys-libs/compiler-rt-sanitizers-9*[profile] )
+                       )
+               )
+       )
+       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 ${version_lld} ]] && die "Failed to read ld.lld 
version!"
+
+                       # temp fix for https://bugs.gentoo.org/768543
+                       # we can assume that rust 1.49.0 always uses llvm 11
+                       local version_rust=$(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}" -eq "1.49" ; 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
+                       # 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
+               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
+}

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