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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/font.eclass,v 1.50 2010/05/15 05:25:32 dirtyepic Exp $
# @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
# @DESCRIPTION:
# Space delimited list of font suffixes to install.
FONT_SUFFIX=${FONT_SUFFIX:=}
# @ECLASS-VARIABLE: FONT_S
# @DESCRIPTION:
# Working directory containing the fonts.
FONT_S=${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/${FONT_PN}}
# @ECLASS-VARIABLE: FONT_CONF
# @DESCRIPTION:
# Array containing fontconfig conf files to install.
FONT_CONF=( "" )
# @ECLASS-VARIABLE: DOCS
# @DESCRIPTION:
# Space delimited list of docs to install.
DOCS=${DOCS:-}
IUSE="X"
DEPEND="X? (
x11-apps/mkfontdir
media-fonts/encodings
)
>=media-libs/fontconfig-2.4.0"
# @FUNCTION: font_xfont_config
# @DESCRIPTION:
# Generate Xorg font files (mkfontscale/mkfontdir).
font_xfont_config() {
if has X ${IUSE//+} && use X ; then
ebegin "Creating fonts.scale & fonts.dir"
rm -f "${ED}${FONTDIR}"/fonts.{dir,scale}
mkfontscale "${ED}${FONTDIR}"
mkfontdir \
-e ${EPREFIX}/usr/share/fonts/encodings \
-e ${EPREFIX}/usr/share/fonts/encodings/large \
"${ED}${FONTDIR}"
eend $?
if [[ -e ${FONT_S}/fonts.alias ]] ; then
doins "${FONT_S}"/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 ${conffile}
done
fi
}
# @FUNCTION: font_cleanup_dirs
# @DESCRIPTION:
# Remove font directories containing only generated files.
font_cleanup_dirs() {
local genfiles="encodings.dir fonts.alias fonts.cache-1 fonts.dir fonts.scale"
local d f g generated candidate otherfile
ebegin "Purging empty font directories"
find -L "${EROOT}"usr/share/fonts/ -type d -print0 | while read -d $'\0' d; do
candidate=false
otherfile=false
for f in "${d}"/*; do
generated=false
[[ -e ${f} || -L ${f} ]] || continue
for g in ${genfiles}; do
if [[ ${f##*/} == ${g} ]]; then
generated=true
break
fi
done
${generated} && candidate=true || otherfile=true
[[ ${candidate} == ${otherfile} ]] && break # both are true, keep the dir
done
if [[ ${candidate} == true && ${otherfile} == false ]]; then
ebegin "Removing ${d}"
rm -rf "${d}"
eend $?
fi
done
eend 0
}
# @FUNCTION: font_src_install
# @DESCRIPTION:
# The font src_install function.
font_src_install() {
local suffix commondoc
pushd "${FONT_S}" > /dev/null
insinto "${FONTDIR}"
for suffix in ${FONT_SUFFIX}; do
doins *.${suffix}
done
rm -f fonts.{dir,scale} encodings.dir
font_xfont_config
font_fontconfig
popd > /dev/null
[[ -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_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}/${FONTDIR}/fonts.cache-1"
}
# @FUNCTION: font_pkg_postinst
# @DESCRIPTION:
# The font pkg_postinst function.
font_pkg_postinst() {
# unreadable font files = fontconfig segfaults
find "${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 [[ ${ROOT} == / ]]; then
ebegin "Updating global fontcache"
fc-cache -fs
eend $?
fi
}
# @FUNCTION: font_pkg_postrm
# @DESCRIPTION:
# The font pkg_postrm function.
font_pkg_postrm() {
font_cleanup_dirs
# unreadable font files = fontconfig segfaults
find "${EROOT}"usr/share/fonts/ -type f '!' -perm 0644 -print0 \
| xargs -0 chmod -v 0644 2>/dev/null
if [[ ${ROOT} == / ]]; then
ebegin "Updating global fontcache"
fc-cache -fs
eend $?
fi
}
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