New eclass.

1 files changed, 252 insertions, 0 deletions

diff --git a/eclass/chromium.eclass b/eclass/chromium.eclass
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+# Copyright 1999-2012 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/eclass/chromium.eclass,v 1.1 2012/03/14 15:54:24 floppym Exp $
+
+# @ECLASS: chromium.eclass
+# @MAINTAINER:
+# Chromium Herd <chromium@gentoo.org>
+# @AUTHOR:
+# Mike Gilbert <floppym@gentoo.org>
+# @BLURB: Shared functions for chromium and google-chrome
+
+inherit eutils fdo-mime gnome2-utils linux-info
+
+EXPORT_FUNCTIONS pkg_preinst pkg_postinst pkg_postrm
+
+# @FUNCTION: chromium_check_kernel_config
+# @USAGE:
+# @DESCRIPTION:
+# Ensures the system kernel is configured for full Chromium functionality.
+chromium_check_kernel_config() {
+	has "${EAPI:-0}" 0 1 2 3 && die "EAPI=${EAPI} is not supported"
+
+	if [[ "${MERGE_TYPE}" == "source" || "${MERGE_TYPE}" == "binary" ]]; then
+		# Warn if the kernel does not support features needed for sandboxing.
+		# Bug #363987.
+		ERROR_PID_NS="PID_NS is required for sandbox to work"
+		ERROR_NET_NS="NET_NS is required for sandbox to work"
+		CONFIG_CHECK="~PID_NS ~NET_NS"
+		check_extra_config
+	fi
+}
+
+# @ECLASS-VARIABLE: CHROMIUM_LANGS
+# @DEFAULT_UNSET
+# @DESCRIPTION:
+# List of language packs available for this package.
+
+_chromium_set_linguas_IUSE() {
+	[[ ${EAPI:-0} == 0 ]] && die "EAPI=${EAPI} is not supported"
+
+	local lang
+	for lang in ${CHROMIUM_LANGS}; do
+		# Default to enabled since we bundle them anyway.
+		# USE-expansion will take care of disabling the langs the user has not
+		# selected via LINGUAS.
+		IUSE+=" +linguas_${lang}"
+	done
+}
+
+if [[ ${CHROMIUM_LANGS} ]]; then
+	_chromium_set_linguas_IUSE
+fi
+
+_chromium_crlang() {
+	local x
+	for x in "$@"; do
+		case $x in
+			es_LA) echo es-419 ;;
+			*) echo "${x/_/-}" ;;
+		esac
+	done
+}
+
+_chromium_syslang() {
+	local x
+	for x in "$@"; do
+		case $x in
+			es-419) echo es_LA ;;
+			*) echo "${x/-/_}" ;;
+		esac
+	done
+}
+
+_chromium_strip_pak() {
+	local x
+	for x in "$@"; do
+		echo "${x%.pak}"
+	done
+}
+
+# @FUNCTION: chromium_remove_language_paks
+# @USAGE:
+# @DESCRIPTION:
+# Removes pak files from the current directory for languages that the user has
+# not selected via the LINGUAS variable.
+# Also performs QA checks to ensure CHROMIUM_LANGS has been set correctly.
+chromium_remove_language_paks() {
+	local crlangs=$(_chromium_crlang ${CHROMIUM_LANGS})
+	local present_crlangs=$(_chromium_strip_pak *.pak)
+	local present_langs=$(_chromium_syslang ${present_crlangs})
+	local lang
+
+	# Look for missing pak files.
+	for lang in ${crlangs}; do
+		if ! has ${lang} ${present_crlangs}; then
+			eqawarn "LINGUAS warning: no .pak file for ${lang} (${lang}.pak not found)"
+		fi
+	done
+
+	# Look for extra pak files.
+	# Remove pak files that the user does not want.
+	for lang in ${present_langs}; do
+		if [[ ${lang} == en_US ]]; then
+			continue
+		fi
+		if ! has ${lang} ${CHROMIUM_LANGS}; then
+			eqawarn "LINGUAS warning: no ${lang} in LANGS"
+			continue
+		fi
+		if ! use linguas_${lang}; then
+			rm -v "$(_chromium_crlang ${lang}).pak" || die
+		fi
+	done
+}
+
+chromium_pkg_preinst() {
+	gnome2_icon_savelist
+}
+
+chromium_pkg_postinst() {
+	fdo-mime_desktop_database_update
+	gnome2_icon_cache_update
+
+	# For more info see bug #292201, bug #352263, bug #361859.
+	elog
+	elog "Depending on your desktop environment, you may need"
+	elog "to install additional packages to get icons on the Downloads page."
+	elog
+	elog "For KDE, the required package is kde-base/oxygen-icons."
+	elog
+	elog "For other desktop environments, try one of the following:"
+	elog " - x11-themes/gnome-icon-theme"
+	elog " - x11-themes/tango-icon-theme"
+
+	# For more info see bug #359153.
+	elog
+	elog "Some web pages may require additional fonts to display properly."
+	elog "Try installing some of the following packages if some characters"
+	elog "are not displayed properly:"
+	elog " - media-fonts/arphicfonts"
+	elog " - media-fonts/bitstream-cyberbit"
+	elog " - media-fonts/droid"
+	elog " - media-fonts/ipamonafont"
+	elog " - media-fonts/ja-ipafonts"
+	elog " - media-fonts/takao-fonts"
+	elog " - media-fonts/wqy-microhei"
+	elog " - media-fonts/wqy-zenhei"
+}
+
+chromium_pkg_postrm() {
+	gnome2_icon_cache_update
+}
+
+chromium_pkg_die() {
+	if [[ "${EBUILD_PHASE}" != "compile" ]]; then
+		return
+	fi
+
+	# Prevent user problems like bug #348235.
+	eshopts_push -s extglob
+	if is-flagq '-g?(gdb)?([1-9])'; then
+		ewarn
+		ewarn "You have enabled debug info (i.e. -g or -ggdb in your CFLAGS/CXXFLAGS)."
+		ewarn "Please try removing -g{,gdb} before reporting a bug."
+		ewarn
+	fi
+	eshopts_pop
+
+	# ccache often causes bogus compile failures, especially when the cache gets
+	# corrupted.
+	if has ccache ${FEATURES}; then
+		ewarn
+		ewarn "You have enabled ccache. Please try disabling ccache"
+		ewarn "before reporting a bug."
+		ewarn
+	fi
+
+	# No ricer bugs.
+	if use_if_iuse custom-cflags; then
+		ewarn
+		ewarn "You have enabled the custom-cflags USE flag."
+		ewarn "Please disable it before reporting a bug."
+		ewarn
+	fi
+
+	# If the system doesn't have enough memory, the compilation is known to
+	# fail. Print info about memory to recognize this condition.
+	einfo
+	einfo "$(grep MemTotal /proc/meminfo)"
+	einfo "$(grep SwapTotal /proc/meminfo)"
+	einfo
+}
+
+# @VARIABLE: EGYP_CHROMIUM_COMMAND
+# @DESCRIPTION:
+# Path to the gyp_chromium script.
+: ${EGYP_CHROMIUM_COMMAND:=build/gyp_chromium}
+
+# @VARIABLE: EGYP_CHROMIUM_DEPTH
+# @DESCRIPTION:
+# Depth for egyp_chromium.
+: ${EGYP_CHROMIUM_DEPTH:=.}
+
+# @FUNCTION: egyp_chromium
+# @USAGE: [gyp arguments]
+# @DESCRIPTION:
+# Calls EGYP_CHROMIUM_COMMAND with depth EGYP_CHROMIUM_DEPTH and given
+# arguments. The full command line is echoed for logging.
+egyp_chromium() {
+	set -- "${EGYP_CHROMIUM_COMMAND}" --depth="${EGYP_CHROMIUM_DEPTH}" "$@"
+	echo "$@"
+	"$@"
+}
+
+# @FUNCTION: gyp_use
+# @USAGE: <USE flag> [GYP flag] [true suffix] [false suffix]
+# @DESCRIPTION:
+# If USE flag is set, echo -D[GYP flag]=[true suffix].
+#
+# If USE flag is not set, echo -D[GYP flag]=[false suffix].
+#
+# [GYP flag] defaults to use_[USE flag] with hyphens converted to underscores.
+#
+# [true suffix] defaults to 1. [false suffix] defaults to 0.
+gyp_use() {
+	local gypflag="-D${2:-use_${1//-/_}}="
+	usex "$1" "${gypflag}" "${gypflag}"  "${3-1}" "${4-0}"
+}
+
+# @FUNCTION: chromium_bundled_v8_version
+# @USAGE: [path to version.cc]
+# @DESCRIPTION:
+# Outputs the version of v8 parsed from a (bundled) copy of the source code.
+chromium_bundled_v8_version() {
+	local vf=${1:-v8/src/version.cc}
+	local major minor build patch
+	major=$(sed -ne 's/#define MAJOR_VERSION *\([0-9]*\)/\1/p' "${vf}")
+	minor=$(sed -ne 's/#define MINOR_VERSION *\([0-9]*\)/\1/p' "${vf}")
+	build=$(sed -ne 's/#define BUILD_NUMBER *\([0-9]*\)/\1/p' "${vf}")
+	patch=$(sed -ne 's/#define PATCH_LEVEL *\([0-9]*\)/\1/p' "${vf}")
+	echo "${major}.${minor}.${build}.${patch}"
+}
+
+# @FUNCTION: chromium_installed_v8_version
+# @USAGE:
+# @DESCRIPTION:
+# Outputs the version of dev-lang/v8 currently installed on the host system.
+chromium_installed_v8_version() {
+	local cpf=$(best_version dev-lang/v8)
+	local pvr=${cpf#dev-lang/v8-}
+	echo "${pvr%-r*}"
+}