# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/www-client/chromium/chromium-5.0.375.127.ebuild,v 1.3 2010/08/20 08:35:45 hwoarang Exp $

EAPI="2"

inherit eutils flag-o-matic multilib pax-utils toolchain-funcs

DESCRIPTION="Open-source version of Google Chrome web browser"
HOMEPAGE="http://chromium.org/"
SRC_URI="http://build.chromium.org/buildbot/official/${P}.tar.bz2"

LICENSE="BSD"
SLOT="0"
KEYWORDS="amd64 ~arm x86"
IUSE="+plugins-symlink"

RDEPEND="app-arch/bzip2
	>=dev-libs/libevent-1.4.13
	dev-libs/libxml2
	dev-libs/libxslt
	>=dev-libs/nss-3.12.3
	>=gnome-base/gconf-2.24.0
	>=media-libs/alsa-lib-1.0.19
	media-libs/jpeg:0
	media-libs/libpng
	media-video/ffmpeg[threads]
	sys-libs/zlib
	>=x11-libs/gtk+-2.14.7
	x11-libs/libXScrnSaver"
#	dev-db/sqlite:3
DEPEND="${RDEPEND}
	dev-lang/perl
	>=dev-util/gperf-3.0.3
	>=dev-util/pkgconfig-0.23
	sys-devel/flex"
RDEPEND+="
	|| (
		x11-themes/gnome-icon-theme
		x11-themes/oxygen-molecule
		x11-themes/tango-icon-theme
		x11-themes/xfce4-icon-theme
	)
	x11-apps/xmessage
	x11-misc/xdg-utils
	virtual/ttf-fonts"

src_prepare() {
	# Prevent automatic -march=pentium4 -msse2 enabling on x86, http://crbug.com/9007
	epatch "${FILESDIR}"/${PN}-drop_sse2-r0.patch

	# Allow supporting more media types.
	epatch "${FILESDIR}"/${PN}-20100122-ubuntu-html5-video-mimetypes.patch

	# Fix build failure with libpng-1.4, bug 310959.
	epatch "${FILESDIR}"/${PN}-libpng-1.4.patch
}

src_configure() {
	export CHROMIUM_HOME=/usr/$(get_libdir)/chromium-browser

	# Workaround for bug #318969.
	# TODO: remove when http://crbug.com/43778 is fixed.
	append-flags -D__STDC_CONSTANT_MACROS

	# Fails to build on arm if we don't do this
	use arm && append-flags -fno-tree-sink

	# Configuration options (system libraries)
	local myconf="-Duse_system_zlib=1 -Duse_system_bzip2=1 -Duse_system_ffmpeg=1 -Duse_system_libevent=1 -Duse_system_libjpeg=1 -Duse_system_libpng=1 -Duse_system_libxml=1 -Duse_system_libxslt=1"
	# -Duse_system_sqlite=1 : http://crbug.com/22208
	# Others still bundled: icu (not possible?), hunspell (changes required for sandbox support)

	# Sandbox paths
	myconf="${myconf} -Dlinux_sandbox_path=${CHROMIUM_HOME}/chrome_sandbox -Dlinux_sandbox_chrome_path=${CHROMIUM_HOME}/chrome"

	# Disable the V8 snapshot. It breaks the build on hardened (bug #301880),
	# and the performance gain isn't worth it.
	myconf="${myconf} -Dv8_use_snapshot=0"

	# Disable tcmalloc memory allocator. It causes problems,
	# for example bug #320419.
	myconf="${myconf} -Dlinux_use_tcmalloc=0"

	# Disable gpu rendering, it is incompatible with nvidia-drivers,
	# bug #319331.
	myconf="${myconf} -Denable_gpu=0"

	# Use target arch detection logic from bug #296917.
	local myarch="$ABI"
	[[ $myarch = "" ]] && myarch="$ARCH"

	if [[ $myarch = amd64 ]] ; then
		myconf="${myconf} -Dtarget_arch=x64"
	elif [[ $myarch = x86 ]] ; then
		myconf="${myconf} -Dtarget_arch=ia32"
	elif [[ $myarch = arm ]] ; then
		myconf="${myconf} -Dtarget_arch=arm -Ddisable_nacl=1 -Dlinux_use_tcmalloc=0"
	else
		die "Failed to determine target arch, got '$myarch'."
	fi

	if [[ "$(gcc-major-version)$(gcc-minor-version)" == "44" ]]; then
		myconf="${myconf} -Dno_strict_aliasing=1 -Dgcc_version=44"
	fi

	# Make sure that -Werror doesn't get added to CFLAGS by the build system.
	# Depending on GCC version the warnings are different and we don't want
	# the build to fail because of that.
	myconf="${myconf} -Dwerror="

	build/gyp_chromium -f make build/all.gyp ${myconf} --depth=. || die "gyp failed"
}

src_compile() {
	emake -r V=1 chrome chrome_sandbox BUILDTYPE=Release \
		rootdir="${S}" \
		CC="$(tc-getCC)" \
		CXX="$(tc-getCXX)" \
		AR="$(tc-getAR)" \
		RANLIB="$(tc-getRANLIB)" \
		|| die "compilation failed"
}

src_install() {
	# Chromium does not have "install" target in the build system.
	export CHROMIUM_HOME=/usr/$(get_libdir)/chromium-browser

	dodir ${CHROMIUM_HOME}

	exeinto ${CHROMIUM_HOME}
	pax-mark m out/Release/chrome
	doexe out/Release/chrome
	doexe out/Release/chrome_sandbox
	fperms 4755 ${CHROMIUM_HOME}/chrome_sandbox
	doexe out/Release/xdg-settings
	doexe "${FILESDIR}"/chromium-launcher.sh

	insinto ${CHROMIUM_HOME}
	doins out/Release/chrome.pak

	doins -r out/Release/locales
	doins -r out/Release/resources

	# chrome.1 is for chromium --help
	newman out/Release/chrome.1 chrome.1
	newman out/Release/chrome.1 chromium.1

	# Chromium looks for these in its folder
	# See media_posix.cc and base_paths_linux.cc
	dosym /usr/$(get_libdir)/libavcodec.so.52 ${CHROMIUM_HOME}
	dosym /usr/$(get_libdir)/libavformat.so.52 ${CHROMIUM_HOME}
	dosym /usr/$(get_libdir)/libavutil.so.50 ${CHROMIUM_HOME}

	# Plugins symlink, optional wrt bug #301911
	if use plugins-symlink; then
		dosym /usr/$(get_libdir)/nsbrowser/plugins ${CHROMIUM_HOME}/plugins
	fi

	# Icon and desktop entry
	newicon out/Release/product_logo_48.png ${PN}-browser.png
	dosym ${CHROMIUM_HOME}/chromium-launcher.sh /usr/bin/chromium
	make_desktop_entry chromium "Chromium" ${PN}-browser "Network;WebBrowser"
	sed -e "/^Exec/s/$/ %U/" -i "${D}"/usr/share/applications/*.desktop \
		|| die "desktop file sed failed"
	# Gnome default application entry
	dodir /usr/share/gnome-control-center/default-apps
	insinto /usr/share/gnome-control-center/default-apps
	doins "${FILESDIR}"/chromium.xml
}