/[gentoo-x86]/eclass/font.eclass
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Revision 1.58 - (show annotations) (download)
Sat Feb 21 07:20:22 2015 UTC (2 years ago) by yngwin
Branch: MAIN
CVS Tags: HEAD
Changes since 1.57: +34 -23 lines
Apply patch from Ryan Hill to font.eclass to support multiple FONT_S directories (bug #338634)

1 # Copyright 1999-2015 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /var/cvsroot/gentoo-x86/eclass/font.eclass,v 1.57 2013/07/25 13:13:18 pva Exp $
4
5 # @ECLASS: font.eclass
6 # @MAINTAINER:
7 # fonts@gentoo.org
8 # @BLURB: Eclass to make font installation uniform
9
10 inherit eutils
11
12 EXPORT_FUNCTIONS pkg_setup src_install pkg_postinst pkg_postrm
13
14 # @ECLASS-VARIABLE: FONT_SUFFIX
15 # @DEFAULT_UNSET
16 # @REQUIRED
17 # @DESCRIPTION:
18 # Space delimited list of font suffixes to install.
19 FONT_SUFFIX=${FONT_SUFFIX:-}
20
21 # @ECLASS-VARIABLE: FONT_S
22 # @REQUIRED
23 # @DESCRIPTION:
24 # Space delimited list of directories containing the fonts.
25 FONT_S=${FONT_S:-${S}}
26
27 # @ECLASS-VARIABLE: FONT_PN
28 # @DESCRIPTION:
29 # Font name (ie. last part of FONTDIR).
30 FONT_PN=${FONT_PN:-${PN}}
31
32 # @ECLASS-VARIABLE: FONTDIR
33 # @DESCRIPTION:
34 # Full path to installation directory.
35 FONTDIR=${FONTDIR:-/usr/share/fonts/${FONT_PN}}
36
37 # @ECLASS-VARIABLE: FONT_CONF
38 # @DEFAULT_UNSET
39 # @DESCRIPTION:
40 # Array containing fontconfig conf files to install.
41 FONT_CONF=( "" )
42
43 # @ECLASS-VARIABLE: DOCS
44 # @DEFAULT_UNSET
45 # @DESCRIPTION:
46 # Space delimited list of docs to install.
47 # We always install these:
48 # COPYRIGHT README{,.txt} NEWS AUTHORS BUGS ChangeLog FONTLOG.txt
49 DOCS=${DOCS:-}
50
51 IUSE="X"
52
53 DEPEND="X? (
54 x11-apps/mkfontdir
55 media-fonts/encodings
56 )"
57 RDEPEND=""
58
59 # @FUNCTION: font_xfont_config
60 # @DESCRIPTION:
61 # Generate Xorg font files (mkfontscale/mkfontdir).
62 font_xfont_config() {
63 local dir_name
64 if has X ${IUSE//+} && use X ; then
65 dir_name="${1:-${FONT_PN}}"
66 ebegin "Creating fonts.scale & fonts.dir in ${dir_name##*/}"
67 rm -f "${ED}${FONTDIR}/${1//${S}/}"/{fonts.{dir,scale},encodings.dir}
68 mkfontscale "${ED}${FONTDIR}/${1//${S}/}"
69 mkfontdir \
70 -e ${EPREFIX}/usr/share/fonts/encodings \
71 -e ${EPREFIX}/usr/share/fonts/encodings/large \
72 "${ED}${FONTDIR}/${1//${S}/}"
73 eend $?
74 if [[ -e fonts.alias ]] ; then
75 doins fonts.alias
76 fi
77 fi
78 }
79
80 # @FUNCTION: font_fontconfig
81 # @DESCRIPTION:
82 # Install fontconfig conf files given in FONT_CONF.
83 font_fontconfig() {
84 local conffile
85 if [[ -n ${FONT_CONF[@]} ]]; then
86 insinto /etc/fonts/conf.avail/
87 for conffile in "${FONT_CONF[@]}"; do
88 [[ -e ${conffile} ]] && doins ${conffile}
89 done
90 fi
91 }
92
93 # @FUNCTION: font_cleanup_dirs
94 # @DESCRIPTION:
95 # Remove font directories containing only generated files.
96 font_cleanup_dirs() {
97 local genfiles="encodings.dir fonts.alias fonts.cache-1 fonts.dir fonts.scale"
98 # fonts.alias isn't generated but it's a special case (see below).
99 local d f g generated candidate otherfile
100
101 ebegin "Cleaning up font directories"
102 find -L "${EROOT}"usr/share/fonts/ -type d -print0 | while read -d $'\0' d; do
103 candidate=false
104 otherfile=false
105 for f in "${d}"/*; do
106 generated=false
107 # make sure this is a file and not a subdir
108 [[ -e ${f} || -L ${f} ]] || continue
109 for g in ${genfiles}; do
110 if [[ ${f##*/} == ${g} ]]; then
111 # this is a generated file
112 generated=true
113 break
114 fi
115 done
116 # if the file is a generated file then we know this is a font dir (as
117 # opposed to something like encodings or util) and a candidate for
118 # removal. if it's not generated then it's an "otherfile".
119 ${generated} && candidate=true || otherfile=true
120 # if the directory is both a candidate for removal and contains at
121 # least one "otherfile" then don't remove it.
122 [[ ${candidate} == ${otherfile} ]] && break
123 done
124 # if in the end we only have generated files, purge the directory.
125 if [[ ${candidate} == true && ${otherfile} == false ]]; then
126 # we don't want to remove fonts.alias files that were installed by
127 # media-fonts/font-alias. any other fonts.alias files will have
128 # already been unmerged with their packages.
129 for g in ${genfiles}; do
130 [[ ${g} != fonts.alias && ( -e ${d}/${g} || -L ${d}/${g} ) ]] \
131 && rm "${d}"/${g}
132 done
133 # if there's nothing left remove the directory
134 find "${d}" -maxdepth 0 -type d -empty -exec rmdir '{}' \;
135 fi
136 done
137 eend 0
138 }
139
140 # @FUNCTION: font_pkg_setup
141 # @DESCRIPTION:
142 # The font pkg_setup function.
143 # Collision protection and Prefix compat for eapi < 3.
144 font_pkg_setup() {
145 # Prefix compat
146 case ${EAPI:-0} in
147 0|1|2)
148 if ! use prefix; then
149 EPREFIX=
150 ED=${D}
151 EROOT=${ROOT}
152 [[ ${EROOT} = */ ]] || EROOT+="/"
153 fi
154 ;;
155 esac
156
157 # make sure we get no collisions
158 # setup is not the nicest place, but preinst doesn't cut it
159 [[ -e "${EROOT}/${FONTDIR}/fonts.cache-1" ]] && rm -f "${EROOT}/${FONTDIR}/fonts.cache-1"
160 }
161
162 # @FUNCTION: font_src_install
163 # @DESCRIPTION:
164 # The font src_install function.
165 font_src_install() {
166 local dir suffix commondoc
167
168 set -- ${FONT_S:-${S}}
169 if [[ $# -gt 1 ]]; then
170 # if we have multiple FONT_S elements then we want to recreate the dir
171 # structure
172 for dir in ${FONT_S}; do
173 pushd "${dir}" > /dev/null
174 insinto "${FONTDIR}/${dir//${S}/}"
175 for suffix in ${FONT_SUFFIX}; do
176 doins *.${suffix}
177 done
178 font_xfont_config "${dir}"
179 popd > /dev/null
180 done
181 else
182 pushd "${FONT_S}" > /dev/null
183 insinto "${FONTDIR}"
184 for suffix in ${FONT_SUFFIX}; do
185 doins *.${suffix}
186 done
187 font_xfont_config
188 popd > /dev/null
189 fi
190
191 font_fontconfig
192
193 [[ -n ${DOCS} ]] && { dodoc ${DOCS} || die "docs installation failed" ; }
194
195 # install common docs
196 for commondoc in COPYRIGHT README{,.txt} NEWS AUTHORS BUGS ChangeLog FONTLOG.txt; do
197 [[ -s ${commondoc} ]] && dodoc ${commondoc}
198 done
199 }
200
201 # @FUNCTION: font_pkg_postinst
202 # @DESCRIPTION:
203 # The font pkg_postinst function.
204 font_pkg_postinst() {
205 # unreadable font files = fontconfig segfaults
206 find "${EROOT}"usr/share/fonts/ -type f '!' -perm 0644 -print0 \
207 | xargs -0 chmod -v 0644 2>/dev/null
208
209 if [[ -n ${FONT_CONF[@]} ]]; then
210 local conffile
211 echo
212 elog "The following fontconfig configuration files have been installed:"
213 elog
214 for conffile in "${FONT_CONF[@]}"; do
215 if [[ -e ${EROOT}etc/fonts/conf.avail/$(basename ${conffile}) ]]; then
216 elog " $(basename ${conffile})"
217 fi
218 done
219 elog
220 elog "Use \`eselect fontconfig\` to enable/disable them."
221 echo
222 fi
223
224 if has_version media-libs/fontconfig && [[ ${ROOT} == / ]]; then
225 ebegin "Updating global fontcache"
226 fc-cache -fs
227 eend $?
228 else
229 einfo "Skipping fontcache update (media-libs/fontconfig is not installed or ROOT != /)"
230 fi
231 }
232
233 # @FUNCTION: font_pkg_postrm
234 # @DESCRIPTION:
235 # The font pkg_postrm function.
236 font_pkg_postrm() {
237 font_cleanup_dirs
238
239 # unreadable font files = fontconfig segfaults
240 find "${EROOT}"usr/share/fonts/ -type f '!' -perm 0644 -print0 \
241 | xargs -0 chmod -v 0644 2>/dev/null
242
243 if has_version media-libs/fontconfig && [[ ${ROOT} == / ]]; then
244 ebegin "Updating global fontcache"
245 fc-cache -fs
246 eend $?
247 else
248 einfo "Skipping fontcache update (media-libs/fontconfig is not installed or ROOT != /)"
249 fi
250 }

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