reinit the tree, so we can have metadata

1 files changed, 249 insertions, 0 deletions

diff --git a/eclass/font.eclass b/eclass/font.eclass
new file mode 100644
index 000000000000..7214c99854a7
--- /dev/null
+++ b/eclass/font.eclass
@@ -0,0 +1,249 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# @ECLASS: font.eclass
+# @MAINTAINER:
+# fonts@gentoo.org
+# @BLURB: Eclass to make font installation uniform
+
+inherit eutils
+
+EXPORT_FUNCTIONS pkg_setup src_install pkg_postinst pkg_postrm
+
+# @ECLASS-VARIABLE: FONT_SUFFIX
+# @DEFAULT_UNSET
+# @REQUIRED
+# @DESCRIPTION:
+# Space delimited list of font suffixes to install.
+FONT_SUFFIX=${FONT_SUFFIX:-}
+
+# @ECLASS-VARIABLE: FONT_S
+# @REQUIRED
+# @DESCRIPTION:
+# Space delimited list of directories containing the fonts.
+FONT_S=${FONT_S:-${S}}
+
+# @ECLASS-VARIABLE: FONT_PN
+# @DESCRIPTION:
+# Font name (ie. last part of FONTDIR).
+FONT_PN=${FONT_PN:-${PN}}
+
+# @ECLASS-VARIABLE: FONTDIR
+# @DESCRIPTION:
+# Full path to installation directory.
+FONTDIR=${FONTDIR:-/usr/share/fonts/${FONT_PN}}
+
+# @ECLASS-VARIABLE: FONT_CONF
+# @DEFAULT_UNSET
+# @DESCRIPTION:
+# Array containing fontconfig conf files to install.
+FONT_CONF=( "" )
+
+# @ECLASS-VARIABLE: DOCS
+# @DEFAULT_UNSET
+# @DESCRIPTION:
+# Space delimited list of docs to install.
+# We always install these:
+# COPYRIGHT README{,.txt} NEWS AUTHORS BUGS ChangeLog FONTLOG.txt
+DOCS=${DOCS:-}
+
+IUSE="X"
+
+DEPEND="X? (
+		x11-apps/mkfontdir
+		media-fonts/encodings
+	)"
+RDEPEND=""
+
+# @FUNCTION: font_xfont_config
+# @DESCRIPTION:
+# Generate Xorg font files (mkfontscale/mkfontdir).
+font_xfont_config() {
+	local dir_name
+	if has X ${IUSE//+} && use X ; then
+		dir_name="${1:-${FONT_PN}}"
+		ebegin "Creating fonts.scale & fonts.dir in ${dir_name##*/}"
+		rm -f "${ED}${FONTDIR}/${1//${S}/}"/{fonts.{dir,scale},encodings.dir}
+		mkfontscale "${ED}${FONTDIR}/${1//${S}/}"
+		mkfontdir \
+			-e ${EPREFIX}/usr/share/fonts/encodings \
+			-e ${EPREFIX}/usr/share/fonts/encodings/large \
+			"${ED}${FONTDIR}/${1//${S}/}"
+		eend $?
+		if [[ -e fonts.alias ]] ; then
+			doins fonts.alias
+		fi
+	fi
+}
+
+# @FUNCTION: font_fontconfig
+# @DESCRIPTION:
+# Install fontconfig conf files given in FONT_CONF.
+font_fontconfig() {
+	local conffile
+	if [[ -n ${FONT_CONF[@]} ]]; then
+		insinto /etc/fonts/conf.avail/
+		for conffile in "${FONT_CONF[@]}"; do
+			[[ -e  ${conffile} ]] && doins ${conffile}
+		done
+	fi
+}
+
+# @FUNCTION: font_cleanup_dirs
+# @DESCRIPTION:
+# Remove font directories containing only generated files.
+font_cleanup_dirs() {
+	local genfiles="encodings.dir fonts.alias fonts.cache-1 fonts.dir fonts.scale"
+	# fonts.alias isn't generated but it's a special case (see below).
+	local d f g generated candidate otherfile
+
+	ebegin "Cleaning up font directories"
+	find -L "${EROOT}"usr/share/fonts/ -type d -print0 | while read -d $'\0' d; do
+		candidate=false
+		otherfile=false
+		for f in "${d}"/*; do
+			generated=false
+			# make sure this is a file and not a subdir
+			[[ -e ${f} || -L ${f} ]] || continue
+			for g in ${genfiles}; do
+				if [[ ${f##*/} == ${g} ]]; then
+					# this is a generated file
+					generated=true
+					break
+				fi
+			done
+			# if the file is a generated file then we know this is a font dir (as
+			# opposed to something like encodings or util) and a candidate for
+			# removal.  if it's not generated then it's an "otherfile".
+			${generated} && candidate=true || otherfile=true
+			# if the directory is both a candidate for removal and contains at
+			# least one "otherfile" then don't remove it.
+			[[ ${candidate} == ${otherfile} ]] && break
+		done
+		# if in the end we only have generated files, purge the directory.
+		if [[ ${candidate} == true && ${otherfile} == false ]]; then
+			# we don't want to remove fonts.alias files that were installed by
+			# media-fonts/font-alias. any other fonts.alias files will have
+			# already been unmerged with their packages.
+			for g in ${genfiles}; do
+				[[ ${g} != fonts.alias && ( -e ${d}/${g} || -L ${d}/${g} ) ]] \
+					&& rm "${d}"/${g}
+			done
+			# if there's nothing left remove the directory
+			find "${d}" -maxdepth 0 -type d -empty -exec rmdir '{}' \;
+		fi
+	done
+	eend 0
+}
+
+# @FUNCTION: font_pkg_setup
+# @DESCRIPTION:
+# The font pkg_setup function.
+# Collision protection and Prefix compat for eapi < 3.
+font_pkg_setup() {
+	# Prefix compat
+	case ${EAPI:-0} in
+		0|1|2)
+			if ! use prefix; then
+				EPREFIX=
+				ED=${D}
+				EROOT=${ROOT}
+				[[ ${EROOT} = */ ]] || EROOT+="/"
+			fi
+			;;
+	esac
+
+	# make sure we get no collisions
+	# setup is not the nicest place, but preinst doesn't cut it
+	[[ -e "${EROOT}/${FONTDIR}/fonts.cache-1" ]] && rm -f "${EROOT}/${FONTDIR}/fonts.cache-1"
+}
+
+# @FUNCTION: font_src_install
+# @DESCRIPTION:
+# The font src_install function.
+font_src_install() {
+	local dir suffix commondoc
+
+	set -- ${FONT_S:-${S}}
+	if [[ $# -gt 1 ]]; then
+		# if we have multiple FONT_S elements then we want to recreate the dir
+		# structure
+		for dir in ${FONT_S}; do
+			pushd "${dir}" > /dev/null
+			insinto "${FONTDIR}/${dir//${S}/}"
+			for suffix in ${FONT_SUFFIX}; do
+				doins *.${suffix}
+			done
+			font_xfont_config "${dir}"
+			popd > /dev/null
+		done
+	else
+		pushd "${FONT_S}" > /dev/null
+		insinto "${FONTDIR}"
+		for suffix in ${FONT_SUFFIX}; do
+			doins *.${suffix}
+		done
+		font_xfont_config
+		popd > /dev/null
+	fi
+
+	font_fontconfig
+
+	[[ -n ${DOCS} ]] && { dodoc ${DOCS} || die "docs installation failed" ; }
+
+	# install common docs
+	for commondoc in COPYRIGHT README{,.txt} NEWS AUTHORS BUGS ChangeLog FONTLOG.txt; do
+		[[ -s ${commondoc} ]] && dodoc ${commondoc}
+	done
+}
+
+# @FUNCTION: font_pkg_postinst
+# @DESCRIPTION:
+# The font pkg_postinst function.
+font_pkg_postinst() {
+	# unreadable font files = fontconfig segfaults
+	find "${EROOT}"usr/share/fonts/ -type f '!' -perm 0644 -print0 \
+		| xargs -0 chmod -v 0644 2>/dev/null
+
+	if [[ -n ${FONT_CONF[@]} ]]; then
+		local conffile
+		echo
+		elog "The following fontconfig configuration files have been installed:"
+		elog
+		for conffile in "${FONT_CONF[@]}"; do
+			if [[ -e ${EROOT}etc/fonts/conf.avail/$(basename ${conffile}) ]]; then
+				elog "  $(basename ${conffile})"
+			fi
+		done
+		elog
+		elog "Use \`eselect fontconfig\` to enable/disable them."
+		echo
+	fi
+
+	if has_version media-libs/fontconfig && [[ ${ROOT} == / ]]; then
+		ebegin "Updating global fontcache"
+		fc-cache -fs
+		eend $?
+	else
+		einfo "Skipping fontcache update (media-libs/fontconfig is not installed or ROOT != /)"
+	fi
+}
+
+# @FUNCTION: font_pkg_postrm
+# @DESCRIPTION:
+# The font pkg_postrm function.
+font_pkg_postrm() {
+	font_cleanup_dirs
+
+	# unreadable font files = fontconfig segfaults
+	find "${EROOT}"usr/share/fonts/ -type f '!' -perm 0644 -print0 \
+		| xargs -0 chmod -v 0644 2>/dev/null
+
+	if has_version media-libs/fontconfig && [[ ${ROOT} == / ]]; then
+		ebegin "Updating global fontcache"
+		fc-cache -fs
+		eend $?
+	else
+		einfo "Skipping fontcache update (media-libs/fontconfig is not installed or ROOT != /)"
+	fi
+}