5 files changed, 394 insertions, 2 deletions
diff --git a/app-emulation/Manifest.gz b/app-emulation/Manifest.gz
index 7636e03c6089..daf44ace9c40 100644
--- a/app-emulation/Manifest.gz
+++ b/app-emulation/Manifest.gz
diff --git a/app-emulation/wine-staging/Manifest b/app-emulation/wine-staging/Manifest
index 950e264cc148..6789a49652e4 100644
--- a/app-emulation/wine-staging/Manifest
+++ b/app-emulation/wine-staging/Manifest
@@ -1,13 +1,17 @@
 AUX wine-staging-7.17-noexecstack.patch 223 BLAKE2B 6e6cfc208f11c2c2b7bbc392e3703c50669ba9abf088dac0dd7aa8d6e59fcdd6656f5ad6955e4ef87c25d6f4082d83af71a09b2928934222b25847b8b2b5089f SHA512 43fc5c50c33e09f028c2369a660499fbb6c240931c6b7d44c4e838deee1df0390706967b375d36ee8eea339e86a5af1c7a49a76d884860c045c3476d8c8d2a5f
 AUX wine-staging-7.17-unwind.patch 1694 BLAKE2B ad8ba23e07a846152bd93e76a0b226869c8a9a28f197321b0faec3ad3721d05b892c69829d89933f245a7b6e0c8070db0e7dfef7d4b9bb047052d57f5ba7067b SHA512 80c3a1f347e7250cb1d7ab958507987b2aaeaf660c4ffb95c19118011ee61957629a9e28f2600fdafb384b61c26f50bcdaebab1fcbe30a9553c63cbed664c817
+AUX wine-staging-7.20-unwind.patch 1450 BLAKE2B 80e9222c95393aaa4b95e05597a4181030fc988d95e416d2f92631f29f640b9abb3dd0853d005de4725b41c09224e478741902075259d48a30830a923790579f SHA512 e1a72f1463be32975daa02064acb96189cd79cb41ff98f89b58e46c97100a3ac46405b1b9982378c9de275acbdb74168853e47b932e06398cdd2981b23f483ce
 DIST wine-7.17.tar.xz 28379876 BLAKE2B 536af8f1ac9c4dd8bae2d16cba226c99c45cd64f0a9a2569022baefee61556801d3ee15f480fd18445baecb6c78dd7950f98542dc88a3282ee5d457d0e4ddfb1 SHA512 fd8017e6174db0047a3957db3045b2ad9024e07b1e2f81800521f0b7e7f7660add6a08e09bc60e3d140816cec70aae8324fe15643bd05e541f22f66ffda52508
 DIST wine-7.18.tar.xz 28412876 BLAKE2B 1f25c8669a2afbead142923a39913b3f21df641e446a6136e7ecd282f6c31bc70578036e83f3dd28d22516d987ddca179198f76effb5c9aca089f4755ffa873e SHA512 e651b18cef73b4619e953b746d0c207c0220279003560aaf195c2569a22308af129e1460651a246e6a87dcfbcfcff08f52f970734035eb55ab45d8970fd56a02
 DIST wine-7.19.tar.xz 28502612 BLAKE2B b7b270656955c7a1e1d84e8bbc7e3e8abff5aedadb5e8a458f0b1109d746875a359f3d2f53b1c9c6caae65d17fd1d205466cd3a884034a8bad6afe9456f13b5d SHA512 f76dbda97cccad4c0f249b5dd4e8d48afa832134f1704ae228650bb73ee82823e628b23bd53a3f8729e06a8933597ff2fffa5551f156fc9c9181b67c066747d5
+DIST wine-7.20.tar.xz 28534920 BLAKE2B 2e0cd49a7820f0c885a2a6dbcded6ebbdb5e1ea5576b03dedb7ee066f74f8c675193450cdd45bf5e0224bd588a890138e47a15f513edbfde1eabf1b65c9abe31 SHA512 6e2e65fba2336985df93165050f0f46b752d6aa94fc1581451c58969e2003748378be4b9e16b647ca2922fbdff77920311b12a17bda630a7bccfc7ee8f03b453
 DIST wine-staging-7.17.tar.gz 9558133 BLAKE2B ef56bae5168da021688766e1cfbc8bd510a18b0de670b0baab631389665d52230e4f9ecda2edff1f50cbd444098d33236fd0f685183e9074efc6d048665c6931 SHA512 2e9c260b56293d86a54833d128d98b2408f61a5601f0ef58db6ff02a9c5cb091d3e9acf7f6a616d7d065d9c02127936da6bdc30e6ee11b116d24aab579f512fb
 DIST wine-staging-7.18.tar.gz 9535819 BLAKE2B b7157493c8362bce4683f0cd8847e41b812fa4150cee476a5598bd5b42a95686de0a25073082f513c42d618e53538e14cb5a8ce982c731f3880fb3356f4656f0 SHA512 fce34941f53f649035b9581f3612f0e47bcbb7e52d2edd33deba9123870cf69c237d10c820c8cbe1b9a784fe6e688af8690cc9ea6d71d4fc596f94ebd1a932a9
 DIST wine-staging-7.19.tar.gz 9523048 BLAKE2B e53fd47af493cbdc4542f908a39557324d70ad67ff2e06c80296c006a63518e43988750cab2f4d3d9197fc9c8a1e61ed4d96bcc310b82b6cfc8ec12b941f1c5c SHA512 c51cb18c4ae00eccf414f5edda18ebf363674ba7cfa95da135b3a43b7c012c086d454d6ac32b22d98e611bb87e55c3e1ee95571a4a0c9713028b5ac38e8aed3f
+DIST wine-staging-7.20.tar.gz 9521481 BLAKE2B 5a264460e72ac96d50d23492100c465eeb0b933306200710aa085bd37bb79df3c6ef03aeb5ba2c4c196befb231938457aa9584b9edf938edfd754d06e7cdb574 SHA512 538bf60e760254f3130fe8b6bf07598287e567c0f34d6be2ed04fde10007283d4c675a6f27a0a13d3ce77e833559d5ef853a89f2f96dc5f8cc818bdc3570474a
 EBUILD wine-staging-7.17.ebuild 11130 BLAKE2B 3dde46fb03565cdffb578048db7e805b26f2b16e85fbc0ac3e69791e00d3804aed3af32106bc24c7d16786b1c4c32b59cd85c0ef2a8b0ced3d80bedac1e732f7 SHA512 4c58b41196755fd15e151b17196a5b02c342ba543486dd4e3a69630a490ccdc5ed453bb5d83cae4cf63f9126bb795b9814fdc65b31a0f26886c8c4629a9a128a
 EBUILD wine-staging-7.18.ebuild 11130 BLAKE2B 3dde46fb03565cdffb578048db7e805b26f2b16e85fbc0ac3e69791e00d3804aed3af32106bc24c7d16786b1c4c32b59cd85c0ef2a8b0ced3d80bedac1e732f7 SHA512 4c58b41196755fd15e151b17196a5b02c342ba543486dd4e3a69630a490ccdc5ed453bb5d83cae4cf63f9126bb795b9814fdc65b31a0f26886c8c4629a9a128a
 EBUILD wine-staging-7.19.ebuild 11058 BLAKE2B 28e35f1e5776c958ec5ac92615dc83e92b8a548eaa539fcbfb43cb7b690b1e0e1e48d3f8f2197913057b051ca0f6a0238dee46f460f0561514071a36bb388681 SHA512 f730dd65b2c1522cbce5092e44dd0e471f51f2be08248885191b5a19112a292412ebfbc70019de3b2185658a431bb41158f71d305a6c1f13a8dfd1ee772dd939
-EBUILD wine-staging-9999.ebuild 11058 BLAKE2B fa56bfa7b997b0459e412fe9cdf5a8d9d075735327d9ab71889d170fd732bc7a7e1010b41e70ed9ae28ed6aa369cab44d30addfdd5cb0312d4ecf64c9ff6dfbb SHA512 1c7315fae6e1aca49b1dd1d68146d7b2c1be90b75c670b764cfefc02e14e4cc31cefff5e0bbbff683f2496ba9cd579fb7368aa888c38b5ce5174d34ecde7a108
+EBUILD wine-staging-7.20.ebuild 11058 BLAKE2B 3a865822e4ba950675f634011458676484561cd1bbf320f567140669eb530f36e0b83568900f500632a6813ef5d98a148fc13c7713e7b207328dccffed339486 SHA512 c5fd0f80b23074615e24bc0a15339f7b4cfae9673c2486e754cd5d4fa739d0da0334cfd13ce8ddadfded9a39b06cc0c2813609e3d67f77c1ad95ffe1fe3e8328
+EBUILD wine-staging-9999.ebuild 11058 BLAKE2B 3a865822e4ba950675f634011458676484561cd1bbf320f567140669eb530f36e0b83568900f500632a6813ef5d98a148fc13c7713e7b207328dccffed339486 SHA512 c5fd0f80b23074615e24bc0a15339f7b4cfae9673c2486e754cd5d4fa739d0da0334cfd13ce8ddadfded9a39b06cc0c2813609e3d67f77c1ad95ffe1fe3e8328
 MISC metadata.xml 2352 BLAKE2B c3bc247559ce143b4c8497b17dbeccf283ecb70463ca8230ba46d949c0def97f15c0b676149524111f7d151722d7c6343dc16dddaba5093fba60c62389da778d SHA512 a05a2b4bdaa01b7f097cf824f2b949b2e5ece864c7307dfca42a384711c9db09f486c3d398c9c1f187daadfcc646bb14fe7c488140fea2a3f7092a5e3a8011d1
diff --git a/app-emulation/wine-staging/files/wine-staging-7.20-unwind.patch b/app-emulation/wine-staging/files/wine-staging-7.20-unwind.patch
new file mode 100644
index 000000000000..f130ef5c23b3
--- /dev/null
+++ b/app-emulation/wine-staging/files/wine-staging-7.20-unwind.patch
@@ -0,0 +1,36 @@
+Fix build with llvm-libunwind, and also fix for non-llvm libunwind
+when using clang+bfd given clang doesn't have _Unwind_Find_FDE in
+its rtlib and expects it from llvm-libunwind.
+
+The _CONFIG_H_ check is for <llvm-libunwind-15 (adds _VERSION).
+--- a/dlls/ntdll/unix/dwarf.h
++++ b/dlls/ntdll/unix/dwarf.h
+@@ -255,5 +255,7 @@
+ };
+ 
++#if defined(_LIBUNWIND_VERSION) || defined(____LIBUNWIND_CONFIG_H__) || !defined(__clang__)
+ extern const struct dwarf_fde *_Unwind_Find_FDE (void *, struct dwarf_eh_bases *);
++#endif
+ 
+ static unsigned char dwarf_get_u1( const unsigned char **p )
+--- a/dlls/ntdll/unix/signal_x86_64.c
++++ b/dlls/ntdll/unix/signal_x86_64.c
+@@ -632,5 +632,5 @@
+     int rc;
+ 
+-#ifdef __APPLE__
++#if defined(__APPLE__) || defined(_LIBUNWIND_VERSION) || defined(____LIBUNWIND_CONFIG_H__)
+     rc = unw_getcontext( &unw_context );
+     if (rc == UNW_ESUCCESS)
+@@ -755,4 +755,5 @@
+ {
+     struct dwarf_eh_bases bases;
++#if defined(_LIBUNWIND_VERSION) || defined(____LIBUNWIND_CONFIG_H__) || !defined(__clang__)
+     const struct dwarf_fde *fde = _Unwind_Find_FDE( (void *)(context->Rip - 1), &bases );
+ 
+@@ -760,4 +761,5 @@
+         return dwarf_virtual_unwind( context->Rip, &dispatch->EstablisherFrame, context, fde,
+                                      &bases, &dispatch->LanguageHandler, &dispatch->HandlerData );
++#endif
+ #ifdef HAVE_LIBUNWIND
+     return libunwind_virtual_unwind( context->Rip, &dispatch->EstablisherFrame, context,
diff --git a/app-emulation/wine-staging/wine-staging-7.20.ebuild b/app-emulation/wine-staging/wine-staging-7.20.ebuild
new file mode 100644
index 000000000000..e2826938342d
--- /dev/null
+++ b/app-emulation/wine-staging/wine-staging-7.20.ebuild
@@ -0,0 +1,352 @@
+# Copyright 2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+MULTILIB_COMPAT=( abi_x86_{32,64} )
+inherit autotools flag-o-matic multilib multilib-build toolchain-funcs wrapper
+
+WINE_GECKO=2.47.3
+WINE_MONO=7.4.0
+
+if [[ ${PV} == *9999 ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="https://github.com/wine-staging/wine-staging.git"
+	WINE_EGIT_REPO_URI="https://gitlab.winehq.org/wine/wine.git"
+else
+	(( $(ver_cut 2) )) && WINE_SDIR=$(ver_cut 1).x || WINE_SDIR=$(ver_cut 1).0
+	SRC_URI="
+		https://dl.winehq.org/wine/source/${WINE_SDIR}/wine-${PV}.tar.xz
+		https://github.com/wine-staging/wine-staging/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="-* ~amd64 ~x86"
+fi
+S="${WORKDIR}/wine-${PV}"
+
+DESCRIPTION="Free implementation of Windows(tm) on Unix, with Wine-Staging patchset"
+HOMEPAGE="https://www.winehq.org/"
+
+LICENSE="LGPL-2.1+ BSD-2 IJG MIT ZLIB gsm libpng2 libtiff"
+SLOT="${PV}"
+IUSE="
+	+X +abi_x86_32 +abi_x86_64 +alsa capi crossdev-mingw cups dos
+	llvm-libunwind debug custom-cflags +fontconfig +gecko gphoto2
+	+gstreamer kerberos ldap +mingw +mono netapi nls odbc openal
+	opencl +opengl osmesa pcap perl pulseaudio samba scanner +sdl
+	selinux +ssl +truetype udev udisks +unwind usb v4l +vulkan
+	+xcomposite xinerama"
+REQUIRED_USE="
+	X? ( truetype )
+	crossdev-mingw? ( mingw )" # bug #551124 for truetype
+
+# tests are non-trivial to run, can hang easily, don't play well with
+# sandbox, and several need real opengl/vulkan or network access
+RESTRICT="test"
+
+# `grep WINE_CHECK_SONAME configure.ac` + if not directly linked
+WINE_DLOPEN_DEPEND="
+	X? (
+		x11-libs/libXcursor[${MULTILIB_USEDEP}]
+		x11-libs/libXfixes[${MULTILIB_USEDEP}]
+		x11-libs/libXi[${MULTILIB_USEDEP}]
+		x11-libs/libXrandr[${MULTILIB_USEDEP}]
+		x11-libs/libXrender[${MULTILIB_USEDEP}]
+		x11-libs/libXxf86vm[${MULTILIB_USEDEP}]
+		opengl? (
+			media-libs/libglvnd[X,${MULTILIB_USEDEP}]
+			osmesa? ( media-libs/mesa[osmesa,${MULTILIB_USEDEP}] )
+		)
+		xcomposite? ( x11-libs/libXcomposite[${MULTILIB_USEDEP}] )
+		xinerama? ( x11-libs/libXinerama[${MULTILIB_USEDEP}] )
+	)
+	cups? ( net-print/cups[${MULTILIB_USEDEP}] )
+	fontconfig? ( media-libs/fontconfig[${MULTILIB_USEDEP}] )
+	kerberos? ( virtual/krb5[${MULTILIB_USEDEP}] )
+	netapi? ( net-fs/samba[${MULTILIB_USEDEP}] )
+	odbc? ( dev-db/unixODBC[${MULTILIB_USEDEP}] )
+	sdl? ( media-libs/libsdl2[haptic,joystick,${MULTILIB_USEDEP}] )
+	ssl? ( net-libs/gnutls:=[${MULTILIB_USEDEP}] )
+	truetype? ( media-libs/freetype[${MULTILIB_USEDEP}] )
+	udisks? ( sys-apps/dbus[${MULTILIB_USEDEP}] )
+	v4l? ( media-libs/libv4l[${MULTILIB_USEDEP}] )
+	vulkan? ( media-libs/vulkan-loader[${MULTILIB_USEDEP}] )"
+WINE_COMMON_DEPEND="
+	${WINE_DLOPEN_DEPEND}
+	X? (
+		x11-libs/libX11[${MULTILIB_USEDEP}]
+		x11-libs/libXext[${MULTILIB_USEDEP}]
+	)
+	alsa? ( media-libs/alsa-lib[${MULTILIB_USEDEP}] )
+	capi? ( net-libs/libcapi:=[${MULTILIB_USEDEP}] )
+	gphoto2? ( media-libs/libgphoto2:=[${MULTILIB_USEDEP}] )
+	gstreamer? (
+		dev-libs/glib:2[${MULTILIB_USEDEP}]
+		media-libs/gst-plugins-base:1.0[${MULTILIB_USEDEP}]
+		media-libs/gstreamer:1.0[${MULTILIB_USEDEP}]
+	)
+	ldap? ( net-nds/openldap:=[${MULTILIB_USEDEP}] )
+	openal? ( media-libs/openal[${MULTILIB_USEDEP}] )
+	opencl? ( virtual/opencl[${MULTILIB_USEDEP}] )
+	pcap? ( net-libs/libpcap[${MULTILIB_USEDEP}] )
+	pulseaudio? ( media-libs/libpulse[${MULTILIB_USEDEP}] )
+	scanner? ( media-gfx/sane-backends[${MULTILIB_USEDEP}] )
+	udev? ( virtual/libudev:=[${MULTILIB_USEDEP}] )
+	unwind? (
+		llvm-libunwind? ( sys-libs/llvm-libunwind[${MULTILIB_USEDEP}] )
+		!llvm-libunwind? ( sys-libs/libunwind:=[${MULTILIB_USEDEP}] )
+	)
+	usb? ( dev-libs/libusb:1[${MULTILIB_USEDEP}] )"
+RDEPEND="
+	${WINE_COMMON_DEPEND}
+	app-emulation/wine-desktop-common
+	dos? ( games-emulation/dosbox )
+	gecko? ( app-emulation/wine-gecko:${WINE_GECKO}[${MULTILIB_USEDEP}] )
+	gstreamer? ( media-plugins/gst-plugins-meta:1.0[${MULTILIB_USEDEP}] )
+	mono? ( app-emulation/wine-mono:${WINE_MONO} )
+	perl? (
+		dev-lang/perl
+		dev-perl/XML-LibXML
+	)
+	samba? ( net-fs/samba[winbind] )
+	selinux? ( sec-policy/selinux-wine )
+	udisks? ( sys-fs/udisks:2 )"
+DEPEND="
+	${WINE_COMMON_DEPEND}
+	sys-kernel/linux-headers
+	X? ( x11-base/xorg-proto )"
+BDEPEND="
+	dev-lang/perl
+	sys-devel/bison
+	sys-devel/flex
+	virtual/pkgconfig
+	mingw? ( !crossdev-mingw? ( dev-util/mingw64-toolchain[${MULTILIB_USEDEP}] ) )
+	nls? ( sys-devel/gettext )"
+IDEPEND="app-eselect/eselect-wine"
+
+QA_TEXTRELS="usr/lib/*/wine/i386-unix/*.so" # uses -fno-PIC -Wl,-z,notext
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-7.17-noexecstack.patch
+	"${FILESDIR}"/${PN}-7.20-unwind.patch
+)
+
+pkg_pretend() {
+	[[ ${MERGE_TYPE} == binary ]] && return
+
+	if use crossdev-mingw && [[ ! -v MINGW_BYPASS ]]; then
+		local mingw=-w64-mingw32
+		for mingw in $(usev abi_x86_64 x86_64${mingw}) $(usev abi_x86_32 i686${mingw}); do
+			if ! type -P ${mingw}-gcc >/dev/null; then
+				eerror "With USE=crossdev-mingw, you must prepare the MinGW toolchain"
+				eerror "yourself by installing sys-devel/crossdev then running:"
+				eerror
+				eerror "    crossdev --target ${mingw}"
+				eerror
+				eerror "For more information, please see: https://wiki.gentoo.org/wiki/Mingw"
+				die "USE=crossdev-mingw is enabled, but ${mingw}-gcc was not found"
+			fi
+		done
+	fi
+}
+
+src_unpack() {
+	if [[ ${PV} == *9999 ]]; then
+		EGIT_CHECKOUT_DIR=${WORKDIR}/${P}
+		git-r3_src_unpack
+
+		EGIT_COMMIT=$(<"${EGIT_CHECKOUT_DIR}"/staging/upstream-commit) || die
+		EGIT_REPO_URI=${WINE_EGIT_REPO_URI}
+		EGIT_CHECKOUT_DIR=${S}
+		einfo "Fetching Wine commit matching the current patchset by default (${EGIT_COMMIT})"
+		git-r3_src_unpack
+	else
+		default
+	fi
+}
+
+src_prepare() {
+	local staging=(
+		./patchinstall.sh DESTDIR="${S}"
+		--all
+		--backend=eapply
+		--no-autoconf
+		-W winemenubuilder-Desktop_Icon_Path #652176
+		${MY_WINE_STAGING_CONF}
+	)
+
+	# source patcher in a subshell so can use eapply as a backend
+	ebegin "Running ${staging[*]}"
+	( cd ../${P}/patches && . "${staging[@]}" )
+	eend ${?} || die "Failed to apply the patchset"
+
+	# sanity check, bumping these has a history of oversights
+	local geckomono=$(sed -En '/^#define (GECKO|MONO)_VER/{s/[^0-9.]//gp}' \
+		dlls/appwiz.cpl/addons.c || die)
+	if [[ ${WINE_GECKO}$'\n'${WINE_MONO} != "${geckomono}" ]]; then
+		local gmfatal=
+		[[ ${PV} == *9999 ]] && gmfatal=nonfatal
+		${gmfatal} die -n "gecko/mono mismatch in ebuild, has: " ${geckomono} " (please file a bug)"
+	fi
+
+	default
+
+	# ensure .desktop calls this variant + slot
+	sed -i "/^Exec=/s/wine /${P} /" loader/wine.desktop || die
+
+	# always update for patches (including user's wrt #432348)
+	eautoreconf
+	tools/make_requests || die # perl
+}
+
+src_configure() {
+	WINE_PREFIX=/usr/lib/${P}
+	WINE_DATADIR=/usr/share/${P}
+
+	local conf=(
+		--prefix="${EPREFIX}"${WINE_PREFIX}
+		--datadir="${EPREFIX}"${WINE_DATADIR}
+		--includedir="${EPREFIX}"/usr/include/${P}
+		--libdir="${EPREFIX}"${WINE_PREFIX}
+		--mandir="${EPREFIX}"${WINE_DATADIR}/man
+		$(use_enable gecko mshtml)
+		$(use_enable mono mscoree)
+		--disable-tests
+		$(use_with X x)
+		$(use_with alsa)
+		$(use_with capi)
+		$(use_with cups)
+		$(use_with fontconfig)
+		$(use_with gphoto2 gphoto)
+		$(use_with gstreamer)
+		$(use_with kerberos gssapi)
+		$(use_with kerberos krb5)
+		$(use_with ldap)
+		$(use_with mingw)
+		$(use_with netapi)
+		$(use_with nls gettext)
+		$(use_with openal)
+		$(use_with opencl)
+		$(use_with opengl)
+		$(use_with osmesa)
+		--without-oss # media-sound/oss is not packaged (OSSv4)
+		$(use_with pcap)
+		$(use_with pulseaudio pulse)
+		$(use_with scanner sane)
+		$(use_with sdl)
+		$(use_with ssl gnutls)
+		$(use_with truetype freetype)
+		$(use_with udev)
+		$(use_with udisks dbus) # dbus is only used for udisks
+		$(use_with unwind)
+		$(use_with usb)
+		$(use_with v4l v4l2)
+		$(use_with vulkan)
+		$(use_with xcomposite)
+		$(use_with xinerama)
+		$(usev !odbc ac_cv_lib_soname_odbc=)
+	)
+
+	tc-ld-force-bfd #867097
+	use custom-cflags || strip-flags # can break in obscure ways, also no lto
+	use crossdev-mingw || PATH=${BROOT}/usr/lib/mingw64-toolchain/bin:${PATH}
+
+	# build using upstream's way (--with-wine64)
+	# order matters: configure+compile 64->32, install 32->64
+	local -i bits
+	for bits in $(usev abi_x86_64 64) $(usev abi_x86_32 32); do
+	(
+		einfo "Configuring ${PN} for ${bits}bits in ${WORKDIR}/build${bits} ..."
+
+		mkdir ../build${bits} || die
+		cd ../build${bits} || die
+
+		# CROSSCC_amd64/x86 are unused by Wine, but recognized here for users
+		if (( bits == 64 )); then
+			: "${CROSSCC:=${CROSSCC_amd64:-x86_64-w64-mingw32-gcc}}"
+			conf+=( --enable-win64 )
+		elif use amd64; then
+			conf+=(
+				$(usev abi_x86_64 --with-wine64=../build64)
+				TARGETFLAGS=-m32 # for widl
+			)
+			# _setup is optional, but use over Wine's auto-detect (+#472038)
+			multilib_toolchain_setup x86
+		fi
+		: "${CROSSCC:=${CROSSCC_x86:-i686-w64-mingw32-gcc}}"
+
+		# use *FLAGS for mingw, but strip unsupported (e.g. --hash-style=gnu)
+		if use mingw; then
+			: "${CROSSCFLAGS:=$(
+				filter-flags '-fstack-clash-protection' #758914
+				filter-flags '-fstack-protector*' #870136
+				filter-flags '-mfunction-return=thunk*' #878849
+				CC=${CROSSCC} test-flags-CC ${CFLAGS:--O2})}"
+			: "${CROSSLDFLAGS:=$(
+				filter-flags '-fuse-ld=*'
+				CC=${CROSSCC} test-flags-CCLD ${LDFLAGS})}"
+			export CROSS{CC,{C,LD}FLAGS}
+		fi
+
+		ECONF_SOURCE=${S} econf "${conf[@]}"
+	)
+	done
+}
+
+src_compile() {
+	use abi_x86_64 && emake -C ../build64 # do first
+	use abi_x86_32 && emake -C ../build32
+}
+
+src_install() {
+	use abi_x86_32 && emake DESTDIR="${D}" -C ../build32 install
+	use abi_x86_64 && emake DESTDIR="${D}" -C ../build64 install # do last
+
+	# symlink for plain 'wine' and install its man pages if 64bit-only #404331
+	if use abi_x86_64 && use !abi_x86_32; then
+		dosym wine64 ${WINE_PREFIX}/bin/wine
+		dosym wine64-preloader ${WINE_PREFIX}/bin/wine-preloader
+		local man
+		for man in ../build64/loader/wine.*man; do
+			: "${man##*/wine}"
+			: "${_%.*}"
+			insinto ${WINE_DATADIR}/man/${_:+${_#.}/}man1
+			newins ${man} wine.1
+		done
+	fi
+
+	use perl || rm "${ED}"${WINE_DATADIR}/man/man1/wine{dump,maker}.1 \
+		"${ED}"${WINE_PREFIX}/bin/{function_grep.pl,wine{dump,maker}} || die
+
+	# create variant wrappers for eselect-wine
+	local bin
+	for bin in "${ED}"${WINE_PREFIX}/bin/*; do
+		make_wrapper "${bin##*/}-${P#wine-}" "${bin#"${ED}"}"
+	done
+
+	# don't let portage try to strip PE files with the wrong
+	# strip executable and instead handle it here (saves ~120MB)
+	if use mingw; then
+		dostrip -x ${WINE_PREFIX}/wine/{i386,x86_64}-windows
+		use debug ||
+			find "${ED}"${WINE_PREFIX}/wine/*-windows -regex '.*\.\(a\|dll\|exe\)' \
+				-exec $(usex abi_x86_64 x86_64 i686)-w64-mingw32-strip --strip-unneeded {} + || die
+	fi
+
+	dodoc ANNOUNCE AUTHORS README* documentation/README*
+}
+
+wine-eselect() {
+	ebegin "${1^}ing ${P} using eselect-wine"
+	eselect wine ${1} ${P} &&
+		eselect wine ${1} --${PN#wine-} ${P} &&
+		eselect wine update --if-unset &&
+		eselect wine update --${PN#wine-} --if-unset
+	eend ${?} || die -n "eselect failed, may need to manually handle ${P}"
+}
+
+pkg_postinst() {
+	wine-eselect register
+}
+
+pkg_prerm() {
+	nonfatal wine-eselect deregister
+}
diff --git a/app-emulation/wine-staging/wine-staging-9999.ebuild b/app-emulation/wine-staging/wine-staging-9999.ebuild
index d80dc251c710..e2826938342d 100644
--- a/app-emulation/wine-staging/wine-staging-9999.ebuild
+++ b/app-emulation/wine-staging/wine-staging-9999.ebuild
@@ -126,7 +126,7 @@ QA_TEXTRELS="usr/lib/*/wine/i386-unix/*.so" # uses -fno-PIC -Wl,-z,notext
 
 PATCHES=(
 	"${FILESDIR}"/${PN}-7.17-noexecstack.patch
-	"${FILESDIR}"/${PN}-7.17-unwind.patch
+	"${FILESDIR}"/${PN}-7.20-unwind.patch
 )
 
 pkg_pretend() {