# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

EAPI=6

PLOCALES="ar bg ca cs da de el en en_US eo es fa fi fr he hi hr hu it ja ko lt ml nb_NO nl or pa pl pt_BR pt_PT rm ro ru sk sl sr_RS@cyrillic sr_RS@latin sv te th tr uk wa zh_CN zh_TW"
PLOCALE_BACKUP="en"

inherit autotools eutils fdo-mime flag-o-matic gnome2-utils l10n multilib multilib-minimal pax-utils toolchain-funcs virtualx versionator

if [[ ${PV} == "9999" ]] ; then
	EGIT_REPO_URI="git://source.winehq.org/git/wine.git http://source.winehq.org/git/wine.git"
	EGIT_BRANCH="master"
	inherit git-r3
	SRC_URI=""
	#KEYWORDS=""
else
	MAJOR_V=$(get_version_component_range 1-2)
	SRC_URI="https://dl.winehq.org/wine/source/${MAJOR_V}/${P}.tar.bz2"
	KEYWORDS="-* ~amd64 ~x86 ~x86-fbsd"
fi

VANILLA_GV="2.40"
VANILLA_MV="4.5.6"
STAGING_GV="2.40"
STAGING_MV="4.5.6"
[[ ${MAJOR_V} == "1.8" ]] && SUFFIX="-unofficial"
STAGING_P="wine-staging-${PV}"
STAGING_DIR="${WORKDIR}/${STAGING_P}${SUFFIX}"
WINE_GENTOO="wine-gentoo-2015.03.07"
GST_P="wine-1.8-gstreamer-1.0"
DESCRIPTION="Free implementation of Windows(tm) on Unix"
HOMEPAGE="http://www.winehq.org/"
SRC_URI="${SRC_URI}
	!staging? (
		gecko? (
			abi_x86_32? ( https://dl.winehq.org/wine/wine-gecko/${VANILLA_GV}/wine_gecko-${VANILLA_GV}-x86.msi )
			abi_x86_64? ( https://dl.winehq.org/wine/wine-gecko/${VANILLA_GV}/wine_gecko-${VANILLA_GV}-x86_64.msi )
		)
		mono? ( https://dl.winehq.org/wine/wine-mono/${VANILLA_MV}/wine-mono-${VANILLA_MV}.msi )
	)
	staging? (
		gecko? (
			abi_x86_32? ( https://dl.winehq.org/wine/wine-gecko/${STAGING_GV}/wine_gecko-${STAGING_GV}-x86.msi )
			abi_x86_64? ( https://dl.winehq.org/wine/wine-gecko/${STAGING_GV}/wine_gecko-${STAGING_GV}-x86_64.msi )
		)
		mono? ( https://dl.winehq.org/wine/wine-mono/${STAGING_MV}/wine-mono-${STAGING_MV}.msi )
	)
	https://dev.gentoo.org/~np-hardass/distfiles/${PN}/${GST_P}.patch.bz2
	https://dev.gentoo.org/~tetromino/distfiles/${PN}/${WINE_GENTOO}.tar.bz2"

if [[ ${PV} == "9999" ]] ; then
	STAGING_EGIT_REPO_URI="git://github.com/wine-compholio/wine-staging.git"
else
	SRC_URI="${SRC_URI}
	staging? ( https://github.com/wine-compholio/wine-staging/archive/v${PV}${SUFFIX}.tar.gz -> ${STAGING_P}.tar.gz )"
fi

LICENSE="LGPL-2.1"
SLOT="0"
IUSE="+abi_x86_32 +abi_x86_64 +alsa capi cups custom-cflags dos elibc_glibc +fontconfig +gecko gphoto2 gsm gstreamer +jpeg kernel_FreeBSD +lcms ldap +mono mp3 ncurses netapi nls odbc openal opencl +opengl osmesa oss +perl pcap pipelight +png prelink pulseaudio +realtime +run-exes s3tc samba scanner selinux +ssl staging test themes +threads +truetype +udisks v4l vaapi +X +xcomposite xinerama +xml"
REQUIRED_USE="|| ( abi_x86_32 abi_x86_64 )
	X? ( truetype )
	elibc_glibc? ( threads )
	mono? ( abi_x86_32 )
	osmesa? ( opengl )
	pipelight? ( staging )
	s3tc? ( staging )
	test? ( abi_x86_32 )
	themes? ( staging )
	vaapi? ( staging )" # osmesa-opengl #286560 # X-truetype #551124

# FIXME: the test suite is unsuitable for us; many tests require net access
# or fail due to Xvfb's opengl limitations.
RESTRICT="test"

COMMON_DEPEND="
	X? (
		x11-libs/libXcursor[${MULTILIB_USEDEP}]
		x11-libs/libXext[${MULTILIB_USEDEP}]
		x11-libs/libXrandr[${MULTILIB_USEDEP}]
		x11-libs/libXi[${MULTILIB_USEDEP}]
		x11-libs/libXxf86vm[${MULTILIB_USEDEP}]
	)
	alsa? ( media-libs/alsa-lib[${MULTILIB_USEDEP}] )
	capi? ( net-libs/libcapi[${MULTILIB_USEDEP}] )
	cups? ( net-print/cups:=[${MULTILIB_USEDEP}] )
	fontconfig? ( media-libs/fontconfig:=[${MULTILIB_USEDEP}] )
	gphoto2? ( media-libs/libgphoto2:=[${MULTILIB_USEDEP}] )
	gsm? ( media-sound/gsm:=[${MULTILIB_USEDEP}] )
	gstreamer? (
		media-libs/gstreamer:1.0[${MULTILIB_USEDEP}]
		media-plugins/gst-plugins-meta:1.0[${MULTILIB_USEDEP}]
	)
	jpeg? ( virtual/jpeg:0=[${MULTILIB_USEDEP}] )
	lcms? ( media-libs/lcms:2=[${MULTILIB_USEDEP}] )
	ldap? ( net-nds/openldap:=[${MULTILIB_USEDEP}] )
	mp3? ( >=media-sound/mpg123-1.5.0[${MULTILIB_USEDEP}] )
	ncurses? ( >=sys-libs/ncurses-5.2:0=[${MULTILIB_USEDEP}] )
	netapi? ( net-fs/samba[netapi(+),${MULTILIB_USEDEP}] )
	nls? ( sys-devel/gettext[${MULTILIB_USEDEP}] )
	odbc? ( dev-db/unixODBC:=[${MULTILIB_USEDEP}] )
	openal? ( media-libs/openal:=[${MULTILIB_USEDEP}] )
	opencl? ( virtual/opencl[${MULTILIB_USEDEP}] )
	opengl? (
		virtual/glu[${MULTILIB_USEDEP}]
		virtual/opengl[${MULTILIB_USEDEP}]
	)
	osmesa? ( media-libs/mesa[osmesa,${MULTILIB_USEDEP}] )
	pcap? ( net-libs/libpcap[${MULTILIB_USEDEP}] )
	png? ( media-libs/libpng:0=[${MULTILIB_USEDEP}] )
	pulseaudio? ( media-sound/pulseaudio[${MULTILIB_USEDEP}] )
	scanner? ( media-gfx/sane-backends:=[${MULTILIB_USEDEP}] )
	ssl? ( net-libs/gnutls:=[${MULTILIB_USEDEP}] )
	staging? ( sys-apps/attr[${MULTILIB_USEDEP}] )
	themes? (
		dev-libs/glib:2[${MULTILIB_USEDEP}]
		x11-libs/cairo[${MULTILIB_USEDEP}]
		x11-libs/gtk+:3[${MULTILIB_USEDEP}]
	)
	truetype? ( >=media-libs/freetype-2.0.0[${MULTILIB_USEDEP}] )
	udisks? ( sys-apps/dbus[${MULTILIB_USEDEP}] )
	v4l? ( media-libs/libv4l[${MULTILIB_USEDEP}] )
	vaapi? ( x11-libs/libva[X,${MULTILIB_USEDEP}] )
	xcomposite? ( x11-libs/libXcomposite[${MULTILIB_USEDEP}] )
	xinerama? ( x11-libs/libXinerama[${MULTILIB_USEDEP}] )
	xml? (
		dev-libs/libxml2[${MULTILIB_USEDEP}]
		dev-libs/libxslt[${MULTILIB_USEDEP}]
	)
	abi_x86_32? (
		!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)]
		!<app-emulation/emul-linux-x86-baselibs-20140508-r14
		!app-emulation/emul-linux-x86-db[-abi_x86_32(-)]
		!<app-emulation/emul-linux-x86-db-20140508-r3
		!app-emulation/emul-linux-x86-medialibs[-abi_x86_32(-)]
		!<app-emulation/emul-linux-x86-medialibs-20140508-r6
		!app-emulation/emul-linux-x86-opengl[-abi_x86_32(-)]
		!<app-emulation/emul-linux-x86-opengl-20140508-r1
		!app-emulation/emul-linux-x86-sdl[-abi_x86_32(-)]
		!<app-emulation/emul-linux-x86-sdl-20140508-r1
		!app-emulation/emul-linux-x86-soundlibs[-abi_x86_32(-)]
		!<app-emulation/emul-linux-x86-soundlibs-20140508
		!app-emulation/emul-linux-x86-xlibs[-abi_x86_32(-)]
		!<app-emulation/emul-linux-x86-xlibs-20140508
	)"

RDEPEND="${COMMON_DEPEND}
	dos? ( >=games-emulation/dosbox-0.74_p20160629 )
	perl? (
		dev-lang/perl
		dev-perl/XML-Simple
	)
	pulseaudio? (
		realtime? ( sys-auth/rtkit )
	)
	s3tc? ( >=media-libs/libtxc_dxtn-1.0.1-r1[${MULTILIB_USEDEP}] )
	samba? ( >=net-fs/samba-3.0.25[winbind] )
	selinux? ( sec-policy/selinux-wine )
	udisks? ( sys-fs/udisks:2 )"

# tools/make_requests requires perl
DEPEND="${COMMON_DEPEND}
	sys-devel/flex
	>=sys-kernel/linux-headers-2.6
	virtual/pkgconfig
	virtual/yacc
	X? (
		x11-proto/inputproto
		x11-proto/xextproto
		x11-proto/xf86vidmodeproto
	)
	prelink? ( sys-devel/prelink )
	staging? (
		dev-lang/perl
		dev-perl/XML-Simple
	)
	xinerama? ( x11-proto/xineramaproto )"

# These use a non-standard "Wine" category, which is provided by
# /etc/xdg/applications-merged/wine.menu
QA_DESKTOP_FILE="usr/share/applications/wine-browsedrive.desktop
usr/share/applications/wine-notepad.desktop
usr/share/applications/wine-uninstaller.desktop
usr/share/applications/wine-winecfg.desktop"

wine_compiler_check() {
	[[ ${MERGE_TYPE} = "binary" ]] && return 0

	# GCC-specific bugs
	if tc-is-gcc; then
		# bug #549768
		if use abi_x86_64 && [[ $(gcc-major-version) = 5 && $(gcc-minor-version) -le 2 ]]; then
			ebegin "Checking for gcc-5 ms_abi compiler bug"
			$(tc-getCC) -O2 "${FILESDIR}"/pr66838.c -o "${T}"/pr66838 || die
			# Run in subshell to prevent "Aborted" message
			( "${T}"/pr66838 || false ) >/dev/null 2>&1
			if ! eend $?; then
				eerror "64-bit wine cannot be built with gcc-5.1 or initial patchset of 5.2.0"
				eerror "due to compiler bugs; please re-emerge the latest gcc-5.2.x ebuild,"
				eerror "or use gcc-config to select a different compiler version."
				eerror "See https://bugs.gentoo.org/549768"
				eerror
				return 1
			fi
		fi
		# bug #574044
		if use abi_x86_64 && [[ $(gcc-major-version) = 5 && $(gcc-minor-version) = 3 ]]; then
			ebegin "Checking for gcc-5-3 stack realignment compiler bug"
			# Compile in subshell to prevent "Aborted" message
			( $(tc-getCC) -O2 -mincoming-stack-boundary=3 "${FILESDIR}"/pr69140.c -o "${T}"/pr69140 ) >/dev/null 2>&1
			if ! eend $?; then
				eerror "Wine cannot be built with this version of gcc-5.3"
				eerror "due to compiler bugs; please re-emerge the latest gcc-5.3.x ebuild,"
				eerror "or use gcc-config to select a different compiler version."
				eerror "See https://bugs.gentoo.org/574044"
				eerror
				return 1
			fi
		fi
	fi

	# Ensure compiler support
	if use abi_x86_64; then
		ebegin "Checking for 64-bit compiler with builtin_ms_va_list support"
		# Compile in subshell to prevent "Aborted" message
		( $(tc-getCC) -O2 "${FILESDIR}"/builtin_ms_va_list.c -o "${T}"/builtin_ms_va_list >/dev/null 2>&1)
		if ! eend $?; then
			eerror "This version of $(tc-getCC) does not support builtin_ms_va_list, can't enable 64-bit wine"
			eerror
			eerror "You need gcc-4.4+ or clang 3.8+ to build 64-bit wine"
			eerror
			return 1
		fi
	fi
}

wine_build_environment_check() {
	[[ ${MERGE_TYPE} = "binary" ]] && return 0

	if use abi_x86_32 && use opencl && [[ "$(eselect opencl show 2> /dev/null)" == "intel" ]]; then
		eerror "You cannot build wine with USE=opencl because intel-ocl-sdk is 64-bit only."
		eerror "See https://bugs.gentoo.org/487864 for more details."
		eerror
		return 1
	fi
}

wine_env_vcs_vars() {
	local pn_live_var="${PN//[-+]/_}_LIVE_COMMIT"
	local pn_live_val="${pn_live_var}"
	eval pn_live_val='$'${pn_live_val}
	if [[ ! -z ${pn_live_val} ]]; then
		if use staging || use d3d9; then
			eerror "Because of the multi-repo nature of ${PN}, ${pn_live_var}"
			eerror "cannot be used to set the commit. Instead, you may use the"
			eerror "environmental variables WINE_COMMIT, STAGING_COMMIT, and D3D9_COMMIT."
			eerror
			return 1
		fi
	fi
	if [[ ! -z ${EGIT_COMMIT} ]]; then
		eerror "Commits must now be specified using the environmental variables"
		eerror "WINE_COMMIT, STAGING_COMMIT, and D3D9_COMMIT"
		eerror
		return 1
	fi
}

pkg_pretend() {
	wine_compiler_check || die
	wine_build_environment_check || die

	# Verify OSS support
	if use oss && ! use kernel_FreeBSD; then
		if ! has_version ">=media-sound/oss-4"; then
			eerror "You cannot build wine with USE=oss without having support from a"
			eerror "FreeBSD kernel or >=media-sound/oss-4 (only available through external repos)"
			eerror
			die
		fi
	fi
}

pkg_setup() {
	wine_build_environment_check || die
	wine_env_vcs_vars || die
	if ! use staging; then
		GV=${VANILLA_GV}
		MV=${VANILLA_MV}
	else
		GV=${STAGING_GV}
		MV=${STAGING_MV}
	fi
}

src_unpack() {
	if [[ ${PV} == "9999" ]] ; then
		EGIT_COMMIT="${WINE_COMMIT}" git-r3_src_unpack
		if use staging; then
			local CURRENT_WINE_COMMIT=${EGIT_VERSION}

			git-r3_fetch "${STAGING_EGIT_REPO_URI}" "${STAGING_COMMIT}"
			git-r3_checkout "${STAGING_EGIT_REPO_URI}" "${STAGING_DIR}"

			local COMPAT_WINE_COMMIT=$("${STAGING_DIR}/patches/patchinstall.sh" --upstream-commit) || die

			if [[ "${CURRENT_WINE_COMMIT}" != "${COMPAT_WINE_COMMIT}" ]]; then
				einfo "The current Staging patchset is not guaranteed to apply on this WINE commit."
				einfo "If src_prepare fails, try emerging with the env var WINE_COMMIT."
				einfo "Example: WINE_COMMIT=${COMPAT_WINE_COMMIT} emerge -1 wine"
			fi
		fi
	fi

	default

	l10n_find_plocales_changes "${S}/po" "" ".po"
}

src_prepare() {
	local md5="$(md5sum server/protocol.def)"
	local PATCHES=(
		"${FILESDIR}"/${PN}-1.5.26-winegcc.patch #260726
		"${FILESDIR}"/${PN}-1.9.5-multilib-portage.patch #395615
		"${FILESDIR}"/${PN}-1.7.12-osmesa-check.patch #429386
		"${FILESDIR}"/${PN}-1.6-memset-O3.patch #480508
		"${FILESDIR}"/${PN}-sysmacros.patch #580046
		"${FILESDIR}"/${PN}-1.8-gnutls-3.5-compat.patch #587028
		"${WORKDIR}/${GST_P}.patch"
	)
	if use staging; then
		ewarn "Applying the Wine-Staging patchset. Any bug reports to the"
		ewarn "Wine bugzilla should explicitly state that staging was used."

		local STAGING_EXCLUDE=""
		use pipelight || STAGING_EXCLUDE="${STAGING_EXCLUDE} -W Pipelight"

		# Launch wine-staging patcher in a subshell, using epatch as a backend, and gitapply.sh as a backend for binary patches
		ebegin "Running Wine-Staging patch installer"
		(
			set -- DESTDIR="${S}" --backend=epatch --no-autoconf --all ${STAGING_EXCLUDE}
			cd "${STAGING_DIR}/patches"
			source "${STAGING_DIR}/patches/patchinstall.sh"
		)
		eend $? || die "Failed to apply Wine-Staging patches"

		# To differentiate unofficial staging releases
		if [[ ! -z ${SUFFIX} ]]; then
			sed -i "s/(Staging)/(Staging [Unofficial])/" libs/wine/Makefile.in || die
		fi
	fi

	default
	eautoreconf

	# Modification of the server protocol requires regenerating the server requests
	if [[ "$(md5sum server/protocol.def)" != "${md5}" ]]; then
		einfo "server/protocol.def was patched; running tools/make_requests"
		tools/make_requests || die #432348
	fi
	sed -i '/^UPDATE_DESKTOP_DATABASE/s:=.*:=true:' tools/Makefile.in || die
	if ! use run-exes; then
		sed -i '/^MimeType/d' loader/wine.desktop || die #117785
	fi

	# hi-res default icon, #472990, http://bugs.winehq.org/show_bug.cgi?id=24652
	cp "${WORKDIR}"/${WINE_GENTOO}/icons/oic_winlogo.ico dlls/user32/resources/ || die

	l10n_get_locales > po/LINGUAS || die # otherwise wine doesn't respect LINGUAS
}

src_configure() {
	export LDCONFIG=/bin/true
	use custom-cflags || strip-flags

	multilib-minimal_src_configure
}

multilib_src_configure() {
	local myconf=(
		--sysconfdir=/etc/wine
		$(use_with alsa)
		$(use_with capi)
		$(use_with lcms cms)
		$(use_with cups)
		$(use_with ncurses curses)
		$(use_with udisks dbus)
		$(use_with fontconfig)
		$(use_with ssl gnutls)
		$(use_enable gecko mshtml)
		$(use_with gphoto2 gphoto)
		$(use_with gsm)
		$(use_with gstreamer)
		--without-hal
		$(use_with jpeg)
		$(use_with ldap)
		$(use_enable mono mscoree)
		$(use_with mp3 mpg123)
		$(use_with netapi)
		$(use_with nls gettext)
		$(use_with openal)
		$(use_with opencl)
		$(use_with opengl)
		$(use_with osmesa)
		$(use_with oss)
		$(use_with pcap)
		$(use_with png)
		$(use_with pulseaudio pulse)
		$(use_with threads pthread)
		$(use_with scanner sane)
		$(use_enable test tests)
		$(use_with truetype freetype)
		$(use_with v4l)
		$(use_with X x)
		$(use_with xcomposite)
		$(use_with xinerama)
		$(use_with xml)
		$(use_with xml xslt)
	)

	use staging && myconf+=(
		--with-xattr
		$(use_with themes gtk3)
		$(use_with vaapi va)
	)

	local PKG_CONFIG AR RANLIB
	# Avoid crossdev's i686-pc-linux-gnu-pkg-config if building wine32 on amd64; #472038
	# set AR and RANLIB to make QA scripts happy; #483342
	tc-export PKG_CONFIG AR RANLIB

	if use amd64; then
		if [[ ${ABI} == amd64 ]]; then
			myconf+=( --enable-win64 )
		else
			myconf+=( --disable-win64 )
		fi

		# Note: using --with-wine64 results in problems with multilib.eclass
		# CC/LD hackery. We're using separate tools instead.
	fi

	ECONF_SOURCE=${S} \
	econf "${myconf[@]}"
	emake depend
}

multilib_src_test() {
	# FIXME: win32-only; wine64 tests fail with "could not find the Wine loader"
	if [[ ${ABI} == x86 ]]; then
		if [[ $(id -u) == 0 ]]; then
			ewarn "Skipping tests since they cannot be run under the root user."
			ewarn "To run the test ${PN} suite, add userpriv to FEATURES in make.conf"
			return
		fi

		WINEPREFIX="${T}/.wine-${ABI}" \
		Xemake test
	fi
}

multilib_src_install_all() {
	local DOCS=( ANNOUNCE AUTHORS README )
	local l
	add_locale_docs() {
		local locale_doc="documentation/README.$1"
		[[ ! -e ${locale_doc} ]] || DOCS+=( ${locale_doc} )
	}
	l10n_for_each_locale_do add_locale_docs

	einstalldocs
	prune_libtool_files --all

	emake -C "../${WINE_GENTOO}" install DESTDIR="${D}" EPREFIX="${EPREFIX}"
	if use gecko ; then
		insinto /usr/share/wine/gecko
		use abi_x86_32 && doins "${DISTDIR}"/wine_gecko-${GV}-x86.msi
		use abi_x86_64 && doins "${DISTDIR}"/wine_gecko-${GV}-x86_64.msi
	fi
	if use mono ; then
		insinto /usr/share/wine/mono
		doins "${DISTDIR}"/wine-mono-${MV}.msi
	fi
	if ! use perl ; then # winedump calls function_grep.pl, and winemaker is a perl script
		rm "${D}"usr/bin/{wine{dump,maker},function_grep.pl} "${D}"usr/share/man/man1/wine{dump,maker}.1 || die
	fi

	# Remove wineconsole if neither backend is installed #551124
	if ! use X && ! use ncurses; then
		rm	"${D}"/usr/{bin/,man/man1/}wineconsole* || die
		use abi_x86_32 && rm "${D}"/usr/lib32/wine/{,fakedlls/}wineconsole.exe* || die
		use abi_x86_64 && rm "${D}"/usr/lib64/wine/{,fakedlls/}wineconsole.exe* || die
	fi

	use abi_x86_32 && pax-mark psmr "${D}"usr/bin/wine{,-preloader} #255055
	use abi_x86_64 && pax-mark psmr "${D}"usr/bin/wine64{,-preloader}

	if use abi_x86_64 && ! use abi_x86_32; then
		dosym /usr/bin/wine{64,} # 404331
		dosym /usr/bin/wine{64,}-preloader
	fi

	# respect LINGUAS when installing man pages, #469418
	for l in de fr pl; do
		use linguas_${l} || rm -r "${D}"usr/share/man/${l}*
	done
}

pkg_preinst() {
	gnome2_icon_savelist
}

pkg_postinst() {
	gnome2_icon_cache_update
	fdo-mime_desktop_database_update

	if ! use gecko; then
		ewarn "Without Wine Gecko, wine prefixes will not have a default"
		ewarn "implementation of iexplore.  Many older windows applications"
		ewarn "rely upon the existence of an iexplore implementation, so"
		ewarn "you will likely need to install an external one, like via winetricks"
	fi
	if ! use mono; then
		ewarn "Without Wine Mono, wine prefixes will not have a default"
		ewarn "implementation of .NET.  Many windows applications rely upon"
		ewarn "the existence of a .NET implementation, so you will likely need"
		ewarn "to install an external one, like via winetricks"
	fi

	if use gstreamer; then
		ewarn "This package uses a Gentoo specific patchset to provide"
		ewarn "GStreamer 1.0 support.  Any bugs related to GStreamer should"
		ewarn "be filed at Gentoo's bugzilla, not upstream's."
	fi
}

pkg_postrm() {
	gnome2_icon_cache_update
	fdo-mime_desktop_database_update
}