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1# Copyright 1999-2007 Gentoo Foundation 1# Copyright 1999-2008 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/elisp-common.eclass,v 1.25 2007/07/25 04:46:01 ulm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/elisp-common.eclass,v 1.41 2008/07/01 22:10:06 ulm Exp $
4# 4#
5# Copyright 2007 Christian Faulhammer <opfer@gentoo.org>
6# Copyright 2002-2004 Matthew Kennedy <mkennedy@gentoo.org> 5# Copyright 2002-2004 Matthew Kennedy <mkennedy@gentoo.org>
6# Copyright 2003 Jeremy Maitin-Shepard <jbms@attbi.com>
7# Copyright 2004-2005 Mamoru Komachi <usata@gentoo.org> 7# Copyright 2004-2005 Mamoru Komachi <usata@gentoo.org>
8# Copyright 2003 Jeremy Maitin-Shepard <jbms@attbi.com> 8# Copyright 2007-2008 Christian Faulhammer <opfer@gentoo.org>
9# Copyright 2007 Ulrich Mueller <ulm@gentoo.org> 9# Copyright 2007-2008 Ulrich Müller <ulm@gentoo.org>
10# 10#
11# @ECLASS: elisp-common.eclass 11# @ECLASS: elisp-common.eclass
12# @MAINTAINER: 12# @MAINTAINER:
13# Feel free to contact the Emacs team through emacs@gentoo.org if you have 13# Feel free to contact the Emacs team through <emacs@gentoo.org> if you have
14# problems, suggestions or questions. 14# problems, suggestions or questions.
15# @BLURB: Emacs-related installation utilities 15# @BLURB: Emacs-related installation utilities
16# @DESCRIPTION: 16# @DESCRIPTION:
17# 17#
18# Usually you want to use this eclass for (optional) GNU Emacs support of 18# Usually you want to use this eclass for (optional) GNU Emacs support of
… …
22# package (especially compilation), so this is mainly for standalone elisp 22# package (especially compilation), so this is mainly for standalone elisp
23# files you gathered from somewhere else. 23# files you gathered from somewhere else.
24# 24#
25# When relying on the emacs USE flag, you need to add 25# When relying on the emacs USE flag, you need to add
26# 26#
27# emacs? ( virtual/emacs ) 27# emacs? ( virtual/emacs )
28# 28#
29# to your DEPEND/RDEPEND line and use the functions provided here to bring 29# to your DEPEND/RDEPEND line and use the functions provided here to bring
30# the files to the correct locations. 30# the files to the correct locations.
31# 31#
32# .SS 32# .SS
33# src_compile() usage: 33# src_compile() usage:
34# 34#
35# An elisp file is compiled by the elisp-compile() function defined here and 35# An elisp file is compiled by the elisp-compile() function defined here and
36# simply takes the source files as arguments. 36# simply takes the source files as arguments.
37# 37#
38# elisp-compile *.el || die "elisp-compile failed" 38# elisp-compile *.el || die "elisp-compile failed"
39# 39#
40# In the case of interdependent elisp files, you can use the elisp-comp() 40# In the case of interdependent elisp files, you can use the elisp-comp()
41# function which makes sure all files are loadable. 41# function which makes sure all files are loadable.
42# 42#
43# elisp-comp *.el || die "elisp-comp failed" 43# elisp-comp *.el || die "elisp-comp failed"
44# 44#
45# Function elisp-make-autoload-file() can be used to generate a file with 45# Function elisp-make-autoload-file() can be used to generate a file with
46# autoload definitions for the lisp functions. It takes the output file name 46# autoload definitions for the lisp functions. It takes the output file name
47# (default: "${PN}-autoloads.el") and a list of directories (default: working 47# (default: "${PN}-autoloads.el") and a list of directories (default: working
48# directory) as its arguments. Use of this function requires that the elisp 48# directory) as its arguments. Use of this function requires that the elisp
… …
57# of elisp-install(). The following parameters are the files to be put in 57# of elisp-install(). The following parameters are the files to be put in
58# that directory. Usually the subdirectory should be ${PN}, you can choose 58# that directory. Usually the subdirectory should be ${PN}, you can choose
59# something else, but remember to tell elisp-site-file-install() (see below) 59# something else, but remember to tell elisp-site-file-install() (see below)
60# the change, as it defaults to ${PN}. 60# the change, as it defaults to ${PN}.
61# 61#
62# elisp-install ${PN} *.el *.elc || die "elisp-install failed" 62# elisp-install ${PN} *.el *.elc || die "elisp-install failed"
63# 63#
64# To let the Emacs support be activated by Emacs on startup, you need 64# To let the Emacs support be activated by Emacs on startup, you need
65# to provide a site file (shipped in ${FILESDIR}) which contains the startup 65# to provide a site file (shipped in ${FILESDIR}) which contains the startup
66# code (have a look in the documentation of your software). Normally this 66# code (have a look in the documentation of your software). Normally this
67# would look like this: 67# would look like this:
68# 68#
69# .nf
70# ;;; csv-mode site-lisp configuration 69# ;;; csv-mode site-lisp configuration
71# 70#
72# (add-to-list 'load-path "@SITELISP@") 71# (add-to-list 'load-path "@SITELISP@")
73# (add-to-list 'auto-mode-alist '("\\.csv\\'" . csv-mode)) 72# (add-to-list 'auto-mode-alist '("\\.csv\\'" . csv-mode))
74# (autoload 'csv-mode "csv-mode" "Major mode for csv files." t) 73# (autoload 'csv-mode "csv-mode" "Major mode for csv files." t)
75# .fi
76# 74#
77# If your Emacs support files are installed in a subdirectory of 75# If your Emacs support files are installed in a subdirectory of
78# /usr/share/emacs/site-lisp/ (which is recommended if more than one file is 76# /usr/share/emacs/site-lisp/ (which is recommended), you need to extend
79# installed), you need to extend Emacs' load-path as shown in the first 77# Emacs' load-path as shown in the first non-comment.
80# non-comment. The elisp-site-file-install() function of this eclass will 78# The elisp-site-file-install() function of this eclass will replace
81# replace "@SITELISP@" by the actual path. 79# "@SITELISP@" by the actual path.
82# 80#
83# The next line tells Emacs to load the mode opening a file ending with 81# The next line tells Emacs to load the mode opening a file ending with
84# ".csv" and load functions depending on the context and needed features. 82# ".csv" and load functions depending on the context and needed features.
85# Be careful though. Commands as "load-library" or "require" bloat the 83# Be careful though. Commands as "load-library" or "require" bloat the
86# editor as they are loaded on every startup. When having a lot of Emacs 84# editor as they are loaded on every startup. When having a lot of Emacs
… …
93# another Emacs package, your site file's number must be higher! 91# another Emacs package, your site file's number must be higher!
94# 92#
95# Best practice is to define a SITEFILE variable in the global scope of your 93# Best practice is to define a SITEFILE variable in the global scope of your
96# ebuild (right after DEPEND e.g.): 94# ebuild (right after DEPEND e.g.):
97# 95#
98# SITEFILE=50${PN}-gentoo.el 96# SITEFILE=50${PN}-gentoo.el
99# 97#
100# Which is then installed by 98# Which is then installed by
101# 99#
102# elisp-site-file-install "${FILESDIR}/${SITEFILE}" 100# elisp-site-file-install "${FILESDIR}/${SITEFILE}" || die
103# 101#
104# in src_install(). If your subdirectory is not named ${PN}, give the 102# in src_install(). If your subdirectory is not named ${PN}, give the
105# differing name as second argument. 103# differing name as second argument.
106# 104#
107# .SS 105# .SS
108# pkg_postinst() / pkg_postrm() usage: 106# pkg_postinst() / pkg_postrm() usage:
109# 107#
110# After that you need to recreate the start-up file of Emacs after emerging 108# After that you need to recreate the start-up file of Emacs after emerging
111# and unmerging by using 109# and unmerging by using
112# 110#
113# .nf
114# pkg_postinst() { 111# pkg_postinst() {
115# elisp-site-regen 112# elisp-site-regen
116# } 113# }
117# 114#
118# pkg_postrm() { 115# pkg_postrm() {
119# elisp-site-regen 116# elisp-site-regen
120# } 117# }
121# .fi
122# 118#
123# When having optional Emacs support, you should prepend "use emacs &&" to 119# When having optional Emacs support, you should prepend "use emacs &&" to
124# above calls of elisp-site-regen(). Don't use "has_version virtual/emacs"! 120# above calls of elisp-site-regen(). Don't use "has_version virtual/emacs"!
125# When unmerging the state of the emacs USE flag is taken from the package 121# When unmerging the state of the emacs USE flag is taken from the package
126# database and not from the environment, so it is no problem when you unset 122# database and not from the environment, so it is no problem when you unset
… …
129# .SS 125# .SS
130# Miscellaneous functions: 126# Miscellaneous functions:
131# 127#
132# elisp-emacs-version() outputs the version of the currently active Emacs. 128# elisp-emacs-version() outputs the version of the currently active Emacs.
133 129
130# @ECLASS-VARIABLE: SITELISP
131# @DESCRIPTION:
132# Directory where packages install Emacs Lisp files.
134SITELISP=/usr/share/emacs/site-lisp 133SITELISP=/usr/share/emacs/site-lisp
134
135# Directory where packages install miscellaneous (not Lisp) files.
136SITEETC=/usr/share/emacs/etc
137
138# @ECLASS-VARIABLE: SITEFILE
139# @DESCRIPTION:
140# Name of package's site-init file.
135SITEFILE=50${PN}-gentoo.el 141SITEFILE=50${PN}-gentoo.el
142
143EMACS=/usr/bin/emacs
144# The following works for Emacs versions 18-23, don't change it.
145EMACSFLAGS="-batch -q --no-site-file"
136 146
137# @FUNCTION: elisp-compile 147# @FUNCTION: elisp-compile
138# @USAGE: <list of elisp files> 148# @USAGE: <list of elisp files>
139# @DESCRIPTION: 149# @DESCRIPTION:
140# Byte-compile Emacs Lisp files. 150# Byte-compile Emacs Lisp files.
141 151
142elisp-compile() { 152elisp-compile() {
143 einfo "Compiling GNU Emacs Elisp files ..." 153 ebegin "Compiling GNU Emacs Elisp files"
144 /usr/bin/emacs -batch -q --no-site-file -f batch-byte-compile $* 154 ${EMACS} ${EMACSFLAGS} -f batch-byte-compile "$@"
155 eend $? "batch-byte-compile failed"
156}
157
158# @FUNCTION: elisp-comp
159# @USAGE: <list of elisp files>
160# @DESCRIPTION:
161# Byte-compile interdependent Emacs Lisp files.
162#
163# This function byte-compiles all ".el" files which are part of its
164# arguments, using GNU Emacs, and puts the resulting ".elc" files into the
165# current directory, so disregarding the original directories used in ".el"
166# arguments.
167#
168# This function manages in such a way that all Emacs Lisp files to be
169# compiled are made visible between themselves, in the event they require or
170# load one another.
171
172elisp-comp() {
173 # Copyright 1995 Free Software Foundation, Inc.
174 # François Pinard <pinard@iro.umontreal.ca>, 1995.
175 # Originally taken from GNU autotools.
176
177 [ $# -gt 0 ] || return 1
178
179 ebegin "Compiling GNU Emacs Elisp files"
180
181 tempdir=elc.$$
182 mkdir ${tempdir}
183 cp "$@" ${tempdir}
184 pushd ${tempdir}
185
186 echo "(add-to-list 'load-path \"../\")" > script
187 ${EMACS} ${EMACSFLAGS} -l script -f batch-byte-compile *.el
188 local ret=$?
189 mv *.elc ..
190
191 popd
192 rm -fr ${tempdir}
193
194 eend ${ret} "batch-byte-compile failed"
195 return ${ret}
145} 196}
146 197
147# @FUNCTION: elisp-emacs-version 198# @FUNCTION: elisp-emacs-version
148# @DESCRIPTION: 199# @DESCRIPTION:
149# Output version of currently active Emacs. 200# Output version of currently active Emacs.
150 201
151elisp-emacs-version() { 202elisp-emacs-version() {
152 # The following will work for at least versions 18-22. 203 # The following will work for at least versions 18-23.
153 echo "(princ emacs-version)" >"${T}"/emacs-version.el 204 echo "(princ emacs-version)" >"${T}"/emacs-version.el
154 /usr/bin/emacs -batch -q --no-site-file -l "${T}"/emacs-version.el 205 ${EMACS} ${EMACSFLAGS} -l "${T}"/emacs-version.el
206 rm -f "${T}"/emacs-version.el
155} 207}
156 208
157# @FUNCTION: elisp-make-autoload-file 209# @FUNCTION: elisp-make-autoload-file
158# @USAGE: [output file] [list of directories] 210# @USAGE: [output file] [list of directories]
159# @DESCRIPTION: 211# @DESCRIPTION:
160# Generate a file with autoload definitions for the lisp functions. 212# Generate a file with autoload definitions for the lisp functions.
161 213
162elisp-make-autoload-file () { 214elisp-make-autoload-file() {
163 local f="${1:-${PN}-autoloads.el}" 215 local f="${1:-${PN}-autoloads.el}"
164 shift 216 shift
165 einfo "Generating autoload file for GNU Emacs ..." 217 ebegin "Generating autoload file for GNU Emacs"
166 218
167 sed 's/^FF/\f/' >"${f}" <<-EOF 219 sed 's/^FF/\f/' >"${f}" <<-EOF
168 ;;; ${f##*/} --- autoloads for ${P} 220 ;;; ${f##*/} --- autoloads for ${P}
169 221
170 ;;; Commentary: 222 ;;; Commentary:
… …
179 ;; no-update-autoloads: t 231 ;; no-update-autoloads: t
180 ;; End: 232 ;; End:
181 ;;; ${f##*/} ends here 233 ;;; ${f##*/} ends here
182 EOF 234 EOF
183 235
184 /usr/bin/emacs -batch -q --no-site-file \ 236 ${EMACS} ${EMACSFLAGS} \
185 --eval "(setq make-backup-files nil)" \ 237 --eval "(setq make-backup-files nil)" \
186 --eval "(setq generated-autoload-file (expand-file-name \"${f}\"))" \ 238 --eval "(setq generated-autoload-file (expand-file-name \"${f}\"))" \
187 -f batch-update-autoloads "${@-.}" 239 -f batch-update-autoloads "${@-.}"
240
241 eend $? "batch-update-autoloads failed"
188} 242}
189 243
190# @FUNCTION: elisp-install 244# @FUNCTION: elisp-install
191# @USAGE: <subdirectory> <list of files> 245# @USAGE: <subdirectory> <list of files>
192# @DESCRIPTION: 246# @DESCRIPTION:
193# Install files in SITELISP directory. 247# Install files in SITELISP directory.
194 248
195elisp-install() { 249elisp-install() {
196 local subdir=$1 250 local subdir="$1"
197 einfo "Installing Elisp files for GNU Emacs support ..."
198 dodir "${SITELISP}/${subdir}"
199 insinto "${SITELISP}/${subdir}"
200 shift 251 shift
252 ebegin "Installing Elisp files for GNU Emacs support"
253 ( # subshell to avoid pollution of calling environment
254 insinto "${SITELISP}/${subdir}"
201 doins $@ 255 doins "$@"
256 )
257 eend $? "doins failed"
202} 258}
203 259
204# @FUNCTION: elisp-site-file-install 260# @FUNCTION: elisp-site-file-install
205# @USAGE: <site-init file> [subdirectory] 261# @USAGE: <site-init file> [subdirectory]
206# @DESCRIPTION: 262# @DESCRIPTION:
207# Install Emacs site-init file in SITELISP directory. 263# Install Emacs site-init file in SITELISP directory.
208 264
209elisp-site-file-install() { 265elisp-site-file-install() {
210 local sitefile=$1 my_pn=${2:-${PN}} 266 local sf="${T}/${1##*/}" my_pn="${2:-${PN}}" ret
211 einfo "Installing site initialisation file for GNU Emacs ..." 267 ebegin "Installing site initialisation file for GNU Emacs"
212 pushd "${S}" 268 cp "$1" "${sf}"
213 cp ${sitefile} "${T}" 269 sed -i -e "s:@SITELISP@:${SITELISP}/${my_pn}:g" \
214 sed -i "s:@SITELISP@:${SITELISP}/${my_pn}:g" "${T}/$(basename ${sitefile})" 270 -e "s:@SITEETC@:${SITEETC}/${my_pn}:g" "${sf}"
215 insinto ${SITELISP} 271 ( # subshell to avoid pollution of calling environment
216 doins "${T}/$(basename ${sitefile})" || die "failed to install site file" 272 insinto "${SITELISP}/site-gentoo.d"
217 popd 273 doins "${sf}"
274 )
275 ret=$?
276 rm -f "${sf}"
277 eend ${ret} "doins failed"
218} 278}
219 279
220# @FUNCTION: elisp-site-regen 280# @FUNCTION: elisp-site-regen
221# @DESCRIPTION: 281# @DESCRIPTION:
222# Regenerate site-gentoo.el file. 282# Regenerate site-gentoo.el file. The old location for site initialisation
283# files of packages was /usr/share/emacs/site-lisp/. In December 2007 this
284# has been changed to /usr/share/emacs/site-lisp/site-gentoo.d/. Remerge of
285# packages with Emacs support is enough, the old location is still supported
286# when generating the start-up file.
223 287
224elisp-site-regen() { 288elisp-site-regen() {
225 local sflist sf line 289 local i sf line obsolete
290 local -a sflist
291 # Work around Paludis borkage: variable T is empty in pkg_postrm
292 local tmpdir=${T:-$(mktemp -d)}
293
294 if [ ! -d "${ROOT}${SITELISP}" ]; then
295 eerror "Directory ${SITELISP} does not exist"
296 return 1
297 fi
298
299 if [ ! -e "${ROOT}${SITELISP}"/site-gentoo.el ] \
300 && [ ! -e "${ROOT}${SITELISP}"/site-start.el ]; then
301 einfo "Creating default ${SITELISP}/site-start.el ..."
302 cat <<-EOF >"${tmpdir}"/site-start.el
303 ;;; site-start.el
304
305 ;;; Commentary:
306 ;; This default site startup file is installed by elisp-common.eclass.
307 ;; You may replace this file by your own site initialisation, or even
308 ;; remove it completely; it will not be recreated.
309
310 ;;; Code:
311 ;; Load site initialisation for Gentoo-installed packages.
312 (require 'site-gentoo)
313
314 ;;; site-start.el ends here
315 EOF
316 fi
226 317
227 einfon "Regenerating ${SITELISP}/site-gentoo.el ..." 318 einfon "Regenerating ${SITELISP}/site-gentoo.el ..."
319
320 # remove any auxiliary file (from previous run)
321 rm -f "${ROOT}${SITELISP}"/00site-gentoo.el
322
323 # set nullglob option, there may be a directory without matching files
324 local old_shopts=$(shopt -p nullglob)
325 shopt -s nullglob
326
327 for sf in "${ROOT}${SITELISP}"/[0-9][0-9]*-gentoo.el \
328 "${ROOT}${SITELISP}"/site-gentoo.d/[0-9][0-9]*.el
329 do
330 [ -r "${sf}" ] || continue
331 # sort files by their basename. straight insertion sort.
332 for ((i=${#sflist[@]}; i>0; i--)); do
333 [[ ${sf##*/} < ${sflist[i-1]##*/} ]] || break
334 sflist[i]=${sflist[i-1]}
335 done
336 sflist[i]=${sf}
337 # set a flag if there are obsolete files
338 [ "${sf%/*}" = "${ROOT}${SITELISP}" ] && obsolete=t
339 done
340
341 eval "${old_shopts}"
342
228 cat <<-EOF >"${T}"/site-gentoo.el 343 cat <<-EOF >"${tmpdir}"/site-gentoo.el
229 ;;; site-gentoo.el --- site initialisation for Gentoo-installed packages 344 ;;; site-gentoo.el --- site initialisation for Gentoo-installed packages
230 345
231 ;;; Commentary: 346 ;;; Commentary:
232 ;; Automatically generated by elisp-common.eclass 347 ;; Automatically generated by elisp-common.eclass
233 ;; DO NOT EDIT THIS FILE 348 ;; DO NOT EDIT THIS FILE
234 349
235 ;;; Code: 350 ;;; Code:
236 EOF 351 EOF
237 352 cat "${sflist[@]}" </dev/null >>"${tmpdir}"/site-gentoo.el
238 for sf in "${ROOT}${SITELISP}"/[0-9][0-9]*-gentoo.el
239 do
240 [ -r "${sf}" ] || continue
241 sflist="${sflist} $(basename "${sf}")"
242 cat "${sf}" >>"${T}"/site-gentoo.el
243 done
244
245 cat <<-EOF >>"${T}"/site-gentoo.el 353 cat <<-EOF >>"${tmpdir}"/site-gentoo.el
246 354
355 (provide 'site-gentoo)
356
357 ;; Local Variables:
358 ;; no-byte-compile: t
359 ;; End:
247 ;;; site-gentoo.el ends here 360 ;;; site-gentoo.el ends here
248 EOF 361 EOF
249 362
250 if cmp -s "${ROOT}${SITELISP}"/site-gentoo.el "${T}"/site-gentoo.el; then 363 if cmp -s "${ROOT}${SITELISP}"/site-gentoo.el "${tmpdir}"/site-gentoo.el
364 then
251 # This prevents outputting unnecessary text when there 365 # This prevents outputting unnecessary text when there
252 # was actually no change 366 # was actually no change.
253 # A case is a remerge where we have doubled output 367 # A case is a remerge where we have doubled output.
254 echo " no changes." 368 echo " no changes."
255 else 369 else
256 mv "${T}"/site-gentoo.el "${ROOT}${SITELISP}"/site-gentoo.el 370 mv "${tmpdir}"/site-gentoo.el "${ROOT}${SITELISP}"/site-gentoo.el
371 [ -f "${tmpdir}"/site-start.el ] \
372 && [ ! -e "${ROOT}${SITELISP}"/site-start.el ] \
373 && mv "${tmpdir}"/site-start.el "${ROOT}${SITELISP}"/site-start.el
257 echo; einfo 374 echo; einfo
258 for sf in ${sflist}; do 375 for sf in "${sflist[@]##*/}"; do
259 einfo " Adding ${sf} ..." 376 einfo " Adding ${sf} ..."
260 done 377 done
378 einfo "Regenerated ${SITELISP}/site-gentoo.el."
379
380 echo
261 while read line; do einfo "${line}"; done <<EOF 381 while read line; do einfo "${line}"; done <<EOF
262
263All site initialisation for Gentoo-installed packages is added to 382All site initialisation for Gentoo-installed packages is added to
264/usr/share/emacs/site-lisp/site-gentoo.el; site-start.el is no longer 383/usr/share/emacs/site-lisp/site-gentoo.el; site-start.el is no longer
265managed by Gentoo. You are responsible for all maintenance of 384managed by Gentoo. You are responsible for all maintenance of
266site-start.el if there is such a file. 385site-start.el if there is such a file.
267 386
268In order for this site initialisation to be loaded for all users 387In order for this site initialisation to be loaded for all users
269automatically, you can add a line like this: 388automatically, you can add a line like this:
270 389
271 (load "/usr/share/emacs/site-lisp/site-gentoo" nil t) 390 (require 'site-gentoo)
272 391
273to /usr/share/emacs/site-lisp/site-start.el. Alternatively, that line 392to /usr/share/emacs/site-lisp/site-start.el. Alternatively, that line
274can be added by individual users to their initialisation files, or for 393can be added by individual users to their initialisation files, or,
275greater flexibility, users can select which of the package-specific 394for greater flexibility, users can load individual package-specific
276initialisation files in /usr/share/emacs/site-lisp to load. 395initialisation files from /usr/share/emacs/site-lisp/site-gentoo.d/.
277EOF 396EOF
278 echo 397 echo
279 fi 398 fi
280}
281 399
282# @FUNCTION: elisp-comp 400 if [ "${obsolete}" ]; then
283# @USAGE: <list of elisp files> 401 while read line; do ewarn "${line}"; done <<-EOF
284# @DESCRIPTION: 402 Site-initialisation files of Emacs packages are now installed in
285# Byte-compile interdependent Emacs Lisp files. 403 /usr/share/emacs/site-lisp/site-gentoo.d/. We strongly recommend
286# Originally taken from GNU autotools. 404 that you use /usr/sbin/emacs-updater to rebuild the installed
405 Emacs packages.
406 EOF
407 echo
287 408
288elisp-comp() { 409 # Kludge for backwards compatibility: During pkg_postrm, old versions
289 # Copyright 1995 Free Software Foundation, Inc. 410 # of this eclass (saved in the VDB) won't find packages' site-init
290 # François Pinard <pinard@iro.umontreal.ca>, 1995. 411 # files in the new location. So we copy them to an auxiliary file
291 # This script byte-compiles all `.el' files which are part of its 412 # that is visible to old eclass versions.
292 # arguments, using GNU Emacs, and put the resulting `.elc' files into 413 for sf in "${sflist[@]}"; do
293 # the current directory, so disregarding the original directories used 414 [ "${sf%/*}" = "${ROOT}${SITELISP}/site-gentoo.d" ] \
294 # in `.el' arguments. 415 && cat "${sf}" >>"${ROOT}${SITELISP}"/00site-gentoo.el
295 # 416 done
296 # This script manages in such a way that all Emacs LISP files to
297 # be compiled are made visible between themselves, in the event
298 # they require or load-library one another.
299
300 test $# -gt 0 || return 1
301
302 if test -z "${EMACS}" || test "${EMACS}" = "t"; then
303 # Value of "t" means we are running in a shell under Emacs.
304 # Just assume Emacs is called "emacs".
305 EMACS=/usr/bin/emacs
306 fi 417 fi
307 einfo "Compiling GNU Emacs Elisp files ..."
308 418
309 tempdir=elc.$$ 419 # cleanup
310 mkdir ${tempdir} 420 rm -f "${tmpdir}"/site-{gentoo,start}.el
311 cp $* ${tempdir}
312 pushd ${tempdir}
313
314 echo "(add-to-list 'load-path \"../\")" > script
315 ${EMACS} -batch -q --no-site-file --no-init-file -l script \
316 -f batch-byte-compile *.el
317 local status=$?
318 mv *.elc ..
319
320 popd
321 rm -fr ${tempdir}
322 return ${status}
323} 421}
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