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1# Copyright 1999-2008 Gentoo Foundation 1# Copyright 1999-2009 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 1.38 2008/04/04 18:11:28 ulm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/elisp-common.eclass,v 1.58 2009/03/26 14:14:22 ulm Exp $
4# 4#
5# 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> 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 2007-2008 Christian Faulhammer <opfer@gentoo.org> 8# Copyright 2007-2008 Christian Faulhammer <fauli@gentoo.org>
9# Copyright 2007-2008 Ulrich Müller <ulm@gentoo.org> 9# Copyright 2007-2009 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
14# problems, suggestions or questions. 14# have 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
19# your package. This is NOT for XEmacs! 19# of your package. This is NOT for XEmacs!
20# 20#
21# Many of the steps here are sometimes done by the build system of your 21# Many of the steps here are sometimes done by the build system of your
22# package (especially compilation), so this is mainly for standalone elisp 22# package (especially compilation), so this is mainly for standalone
23# files you gathered from somewhere else. 23# elisp 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
30# the files to the correct locations. 30# bring 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
36# simply takes the source files as arguments. 36# here and simply takes the source files as arguments. The case of
37# interdependent elisp files is also supported, since the current
38# directory is added to the load-path which makes sure that all files
39# are loadable.
37# 40#
38# elisp-compile *.el || die "elisp-compile failed" 41# elisp-compile *.el || die
39# 42#
40# In the case of interdependent elisp files, you can use the elisp-comp()
41# function which makes sure all files are loadable.
42#
43# elisp-comp *.el || die "elisp-comp failed"
44#
45# Function elisp-make-autoload-file() can be used to generate a file with 43# Function elisp-make-autoload-file() can be used to generate a file
46# autoload definitions for the lisp functions. It takes the output file name 44# with autoload definitions for the lisp functions. It takes the output
47# (default: "${PN}-autoloads.el") and a list of directories (default: working 45# file name (default: "${PN}-autoloads.el") and a list of directories
48# directory) as its arguments. Use of this function requires that the elisp 46# (default: working directory) as its arguments. Use of this function
49# source files contain magic ";;;###autoload" comments. See the Emacs Lisp 47# requires that the elisp source files contain magic ";;;###autoload"
50# Reference Manual (node "Autoload") for a detailed explanation. 48# comments. See the Emacs Lisp Reference Manual (node "Autoload") for
49# a detailed explanation.
51# 50#
52# .SS 51# .SS
53# src_install() usage: 52# src_install() usage:
54# 53#
55# The resulting compiled files (.elc) should be put in a subdirectory of 54# The resulting compiled files (.elc) should be put in a subdirectory of
56# /usr/share/emacs/site-lisp/ which is named after the first argument 55# /usr/share/emacs/site-lisp/ which is named after the first argument
57# of elisp-install(). The following parameters are the files to be put in 56# of elisp-install(). The following parameters are the files to be put
58# that directory. Usually the subdirectory should be ${PN}, you can choose 57# in that directory. Usually the subdirectory should be ${PN}, you can
59# something else, but remember to tell elisp-site-file-install() (see below) 58# choose something else, but remember to tell elisp-site-file-install()
60# the change, as it defaults to ${PN}. 59# (see below) the change, as it defaults to ${PN}.
61# 60#
62# elisp-install ${PN} *.el *.elc || die "elisp-install failed" 61# elisp-install ${PN} *.el *.elc || die
63# 62#
64# To let the Emacs support be activated by Emacs on startup, you need 63# 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 64# to provide a site file (shipped in ${FILESDIR}) which contains the
66# code (have a look in the documentation of your software). Normally this 65# startup code (have a look in the documentation of your software).
67# would look like this: 66# Normally this would look like this:
68# 67#
69# ;;; csv-mode site-lisp configuration 68# ;;; csv-mode site-lisp configuration
70# 69#
71# (add-to-list 'load-path "@SITELISP@") 70# (add-to-list 'load-path "@SITELISP@")
72# (add-to-list 'auto-mode-alist '("\\.csv\\'" . csv-mode)) 71# (add-to-list 'auto-mode-alist '("\\.csv\\'" . csv-mode))
73# (autoload 'csv-mode "csv-mode" "Major mode for csv files." t) 72# (autoload 'csv-mode "csv-mode" "Major mode for csv files." t)
74# 73#
75# If your Emacs support files are installed in a subdirectory of 74# If your Emacs support files are installed in a subdirectory of
76# /usr/share/emacs/site-lisp/ (which is recommended), you need to extend 75# /usr/share/emacs/site-lisp/ (which is strongly recommended), you need
77# Emacs' load-path as shown in the first non-comment. 76# to extend Emacs' load-path as shown in the first non-comment line.
78# The elisp-site-file-install() function of this eclass will replace 77# The elisp-site-file-install() function of this eclass will replace
79# "@SITELISP@" by the actual path. 78# "@SITELISP@" and "@SITEETC@" by the actual paths.
80# 79#
81# The next line tells Emacs to load the mode opening a file ending with 80# The next line tells Emacs to load the mode opening a file ending
82# ".csv" and load functions depending on the context and needed features. 81# with ".csv" and load functions depending on the context and needed
83# Be careful though. Commands as "load-library" or "require" bloat the 82# features. Be careful though. Commands as "load-library" or "require"
84# editor as they are loaded on every startup. When having a lot of Emacs 83# bloat the editor as they are loaded on every startup. When having
85# support files, users may be annoyed by the start-up time. Also avoid 84# many Emacs support files, users may be annoyed by the start-up time.
86# keybindings as they might interfere with the user's settings. Give a hint 85# Also avoid keybindings as they might interfere with the user's
87# in pkg_postinst(), which should be enough. 86# settings. Give a hint in pkg_postinst(), which should be enough.
88# 87#
89# The naming scheme for this site file is "[0-9][0-9]*-gentoo.el", where the 88# The naming scheme for this site-init file matches the shell pattern
90# two digits at the beginning define the loading order. So if you depend on 89# "[1-8][0-9]*-gentoo.el", where the two digits at the beginning define
90# the loading order (numbers below 10 or above 89 are reserved for
91# internal use). So if your initialisation depends on another Emacs
91# another Emacs package, your site file's number must be higher! 92# package, your site file's number must be higher!
92# 93#
93# Best practice is to define a SITEFILE variable in the global scope of your 94# Best practice is to define a SITEFILE variable in the global scope of
94# ebuild (right after DEPEND e.g.): 95# your ebuild (e.g., right after S or RDEPEND):
95# 96#
96# SITEFILE=50${PN}-gentoo.el 97# SITEFILE="50${PN}-gentoo.el"
97# 98#
98# Which is then installed by 99# Which is then installed by
99# 100#
100# elisp-site-file-install "${FILESDIR}/${SITEFILE}" || die 101# elisp-site-file-install "${FILESDIR}/${SITEFILE}" || die
101# 102#
103# differing name as second argument. 104# differing name as second argument.
104# 105#
105# .SS 106# .SS
106# pkg_postinst() / pkg_postrm() usage: 107# pkg_postinst() / pkg_postrm() usage:
107# 108#
108# After that you need to recreate the start-up file of Emacs after emerging 109# After that you need to recreate the start-up file of Emacs after
109# and unmerging by using 110# emerging and unmerging by using
110# 111#
111# pkg_postinst() { 112# pkg_postinst() {
112# elisp-site-regen 113# elisp-site-regen
113# } 114# }
114# 115#
115# pkg_postrm() { 116# pkg_postrm() {
116# elisp-site-regen 117# elisp-site-regen
117# } 118# }
118# 119#
119# When having optional Emacs support, you should prepend "use emacs &&" to 120# When having optional Emacs support, you should prepend "use emacs &&"
120# above calls of elisp-site-regen(). Don't use "has_version virtual/emacs"! 121# to above calls of elisp-site-regen().
121# When unmerging the state of the emacs USE flag is taken from the package 122# Don't use "has_version virtual/emacs"! When unmerging the state of
122# database and not from the environment, so it is no problem when you unset 123# the emacs USE flag is taken from the package database and not from the
124# environment, so it is no problem when you unset USE=emacs between
123# USE=emacs between merge and unmerge of a package. 125# merge and unmerge of a package.
124# 126#
125# .SS 127# .SS
126# Miscellaneous functions: 128# Miscellaneous functions:
127# 129#
128# elisp-emacs-version() outputs the version of the currently active Emacs. 130# elisp-emacs-version() outputs the version of the currently active Emacs.
130# @ECLASS-VARIABLE: SITELISP 132# @ECLASS-VARIABLE: SITELISP
131# @DESCRIPTION: 133# @DESCRIPTION:
132# Directory where packages install Emacs Lisp files. 134# Directory where packages install Emacs Lisp files.
133SITELISP=/usr/share/emacs/site-lisp 135SITELISP=/usr/share/emacs/site-lisp
134 136
137# @ECLASS-VARIABLE: SITEETC
138# @DESCRIPTION:
135# Directory where packages install miscellaneous (not Lisp) files. 139# Directory where packages install miscellaneous (not Lisp) files.
136SITEETC=/usr/share/emacs/etc 140SITEETC=/usr/share/emacs/etc
137 141
138# @ECLASS-VARIABLE: SITEFILE 142# @ECLASS-VARIABLE: EMACS
139# @DESCRIPTION: 143# @DESCRIPTION:
140# Name of package's site-init file. 144# Path of Emacs executable.
141SITEFILE=50${PN}-gentoo.el
142
143EMACS=/usr/bin/emacs 145EMACS=/usr/bin/emacs
146
147# @ECLASS-VARIABLE: EMACSFLAGS
148# @DESCRIPTION:
149# Flags for executing Emacs in batch mode.
144# The following works for Emacs versions 18-23, don't change it. 150# These work for Emacs versions 18-23, so don't change them.
145EMACSFLAGS="-batch -q --no-site-file" 151EMACSFLAGS="-batch -q --no-site-file"
152
153# @ECLASS-VARIABLE: BYTECOMPFLAGS
154# @DESCRIPTION:
155# Emacs flags used for byte-compilation in elisp-compile().
156BYTECOMPFLAGS="-L ."
146 157
147# @FUNCTION: elisp-compile 158# @FUNCTION: elisp-compile
148# @USAGE: <list of elisp files> 159# @USAGE: <list of elisp files>
149# @DESCRIPTION: 160# @DESCRIPTION:
150# Byte-compile Emacs Lisp files. 161# Byte-compile Emacs Lisp files.
162#
163# This function uses GNU Emacs to byte-compile all ".el" specified by
164# its arguments. The resulting byte-code (".elc") files are placed in
165# the same directory as their corresponding source file.
166#
167# The current directory is added to the load-path. This will ensure
168# that interdependent Emacs Lisp files are visible between themselves,
169# in case they require or load one another.
151 170
152elisp-compile() { 171elisp-compile() {
153 ebegin "Compiling GNU Emacs Elisp files" 172 ebegin "Compiling GNU Emacs Elisp files"
154 ${EMACS} ${EMACSFLAGS} -f batch-byte-compile "$@" 173 ${EMACS} ${EMACSFLAGS} ${BYTECOMPFLAGS} -f batch-byte-compile "$@"
155 eend $? "batch-byte-compile failed" 174 eend $? "elisp-compile: batch-byte-compile failed"
156} 175}
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.
171 176
172elisp-comp() { 177elisp-comp() {
173 # Copyright 1995 Free Software Foundation, Inc. 178 die "Function elisp-comp is not supported any more, see bug 235442"
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}
196} 179}
197 180
198# @FUNCTION: elisp-emacs-version 181# @FUNCTION: elisp-emacs-version
199# @DESCRIPTION: 182# @DESCRIPTION:
200# Output version of currently active Emacs. 183# Output version of currently active Emacs.
236 ${EMACS} ${EMACSFLAGS} \ 219 ${EMACS} ${EMACSFLAGS} \
237 --eval "(setq make-backup-files nil)" \ 220 --eval "(setq make-backup-files nil)" \
238 --eval "(setq generated-autoload-file (expand-file-name \"${f}\"))" \ 221 --eval "(setq generated-autoload-file (expand-file-name \"${f}\"))" \
239 -f batch-update-autoloads "${@-.}" 222 -f batch-update-autoloads "${@-.}"
240 223
241 eend $? "batch-update-autoloads failed" 224 eend $? "elisp-make-autoload-file: batch-update-autoloads failed"
242} 225}
243 226
244# @FUNCTION: elisp-install 227# @FUNCTION: elisp-install
245# @USAGE: <subdirectory> <list of files> 228# @USAGE: <subdirectory> <list of files>
246# @DESCRIPTION: 229# @DESCRIPTION:
252 ebegin "Installing Elisp files for GNU Emacs support" 235 ebegin "Installing Elisp files for GNU Emacs support"
253 ( # subshell to avoid pollution of calling environment 236 ( # subshell to avoid pollution of calling environment
254 insinto "${SITELISP}/${subdir}" 237 insinto "${SITELISP}/${subdir}"
255 doins "$@" 238 doins "$@"
256 ) 239 )
257 eend $? "doins failed" 240 eend $? "elisp-install: doins failed"
258} 241}
259 242
260# @FUNCTION: elisp-site-file-install 243# @FUNCTION: elisp-site-file-install
261# @USAGE: <site-init file> [subdirectory] 244# @USAGE: <site-init file> [subdirectory]
262# @DESCRIPTION: 245# @DESCRIPTION:
265elisp-site-file-install() { 248elisp-site-file-install() {
266 local sf="${T}/${1##*/}" my_pn="${2:-${PN}}" ret 249 local sf="${T}/${1##*/}" my_pn="${2:-${PN}}" ret
267 ebegin "Installing site initialisation file for GNU Emacs" 250 ebegin "Installing site initialisation file for GNU Emacs"
268 cp "$1" "${sf}" 251 cp "$1" "${sf}"
269 sed -i -e "s:@SITELISP@:${SITELISP}/${my_pn}:g" \ 252 sed -i -e "s:@SITELISP@:${SITELISP}/${my_pn}:g" \
270 -e "s:@SITEETC@:${SITEETC}/${my_pn}:g" "${sf}" 253 -e "s:@SITEETC@:${SITEETC}/${my_pn}:g;\$q" "${sf}"
271 ( # subshell to avoid pollution of calling environment 254 ( # subshell to avoid pollution of calling environment
272 insinto "${SITELISP}/site-gentoo.d" 255 insinto "${SITELISP}/site-gentoo.d"
273 doins "${sf}" 256 doins "${sf}"
274 ) 257 )
275 ret=$? 258 ret=$?
276 rm -f "${sf}" 259 rm -f "${sf}"
277 eend ${ret} "doins failed" 260 eend ${ret} "elisp-site-file-install: doins failed"
278} 261}
279 262
280# @FUNCTION: elisp-site-regen 263# @FUNCTION: elisp-site-regen
281# @DESCRIPTION: 264# @DESCRIPTION:
282# Regenerate site-gentoo.el file. The old location for site initialisation 265# Regenerate the site-gentoo.el file, based on packages' site
283# files of packages was /usr/share/emacs/site-lisp/. In December 2007 this 266# initialisation files in the /usr/share/emacs/site-lisp/site-gentoo.d/
284# has been changed to /usr/share/emacs/site-lisp/site-gentoo.d/. Remerge of 267# directory.
285# packages with Emacs support is enough, the old location is still supported 268#
286# when generating the start-up file. 269# Note: Before December 2007, site initialisation files were installed
270# in /usr/share/emacs/site-lisp/. For backwards compatibility, this
271# location is still supported when generating site-gentoo.el.
287 272
288elisp-site-regen() { 273elisp-site-regen() {
289 local i sf line obsolete 274 local i sf line firstrun obsolete
290 local -a sflist 275 local -a sflist
291 # Work around Paludis borkage: variable T is empty in pkg_postrm
292 local tmpdir=${T:-/tmp}
293 276
294 if [ ! -d "${ROOT}${SITELISP}" ]; then 277 if [ ! -d "${ROOT}${SITELISP}" ]; then
295 eerror "Directory ${SITELISP} does not exist" 278 eerror "elisp-site-regen: Directory ${SITELISP} does not exist"
296 return 1 279 return 1
297 fi 280 fi
298 281
282 if [ ! -d "${T}" ]; then
283 eerror "elisp-site-regen: Temporary directory ${T} does not exist"
284 return 1
285 fi
286
299 if [ ! -e "${ROOT}${SITELISP}"/site-gentoo.el ] \ 287 [ -e "${ROOT}${SITELISP}"/site-gentoo.el ] \
288 || [ "${PN}" = emacs-common-gentoo ] || firstrun=t
289
300 && [ ! -e "${ROOT}${SITELISP}"/site-start.el ]; then 290 if [ "${firstrun}" ] && [ ! -e "${ROOT}${SITELISP}"/site-start.el ]; then
301 einfo "Creating default ${SITELISP}/site-start.el ..." 291 einfo "Creating default site-start.el ..."
302 cat <<-EOF >"${tmpdir}"/site-start.el 292 cat <<-EOF >"${T}"/site-start.el
303 ;;; site-start.el 293 ;;; site-start.el
304 294
305 ;;; Commentary: 295 ;;; Commentary:
306 ;; This default site startup file is installed by elisp-common.eclass. 296 ;; This default site startup file is installed by elisp-common.eclass.
307 ;; You may replace this file by your own site initialisation, or even 297 ;; You may replace this file by your own site initialisation, or even
313 303
314 ;;; site-start.el ends here 304 ;;; site-start.el ends here
315 EOF 305 EOF
316 fi 306 fi
317 307
318 einfon "Regenerating ${SITELISP}/site-gentoo.el ..." 308 einfon "Regenerating site-gentoo.el (${EBUILD_PHASE}) ..."
319 309
320 # remove auxiliary file 310 # Until January 2009, elisp-common.eclass sometimes created an
311 # auxiliary file for backwards compatibility. Remove any such file.
321 rm -f "${ROOT}${SITELISP}"/00site-gentoo.el 312 rm -f "${ROOT}${SITELISP}"/00site-gentoo.el
322 313
323 # set nullglob option, there may be a directory without matching files 314 # set nullglob option, there may be a directory without matching files
324 local old_shopts=$(shopt -p nullglob) 315 local old_shopts=$(shopt -p nullglob)
325 shopt -s nullglob 316 shopt -s nullglob
338 [ "${sf%/*}" = "${ROOT}${SITELISP}" ] && obsolete=t 329 [ "${sf%/*}" = "${ROOT}${SITELISP}" ] && obsolete=t
339 done 330 done
340 331
341 eval "${old_shopts}" 332 eval "${old_shopts}"
342 333
343 cat <<-EOF >"${tmpdir}"/site-gentoo.el 334 cat <<-EOF >"${T}"/site-gentoo.el
344 ;;; site-gentoo.el --- site initialisation for Gentoo-installed packages 335 ;;; site-gentoo.el --- site initialisation for Gentoo-installed packages
345 336
346 ;;; Commentary: 337 ;;; Commentary:
347 ;; Automatically generated by elisp-common.eclass 338 ;; Automatically generated by elisp-common.eclass
348 ;; DO NOT EDIT THIS FILE 339 ;; DO NOT EDIT THIS FILE
349 340
350 ;;; Code: 341 ;;; Code:
351 EOF 342 EOF
343 # Use sed instead of cat here, since files may miss a trailing newline.
352 cat "${sflist[@]}" </dev/null >>"${tmpdir}"/site-gentoo.el 344 sed '$q' "${sflist[@]}" </dev/null >>"${T}"/site-gentoo.el
353 cat <<-EOF >>"${tmpdir}"/site-gentoo.el 345 cat <<-EOF >>"${T}"/site-gentoo.el
354 346
355 (provide 'site-gentoo) 347 (provide 'site-gentoo)
356 348
357 ;; Local Variables: 349 ;; Local Variables:
358 ;; no-byte-compile: t 350 ;; no-byte-compile: t
359 ;; End: 351 ;; End:
360 ;;; site-gentoo.el ends here 352 ;;; site-gentoo.el ends here
361 EOF 353 EOF
362 354
363 if cmp -s "${ROOT}${SITELISP}"/site-gentoo.el "${tmpdir}"/site-gentoo.el 355 if cmp -s "${ROOT}${SITELISP}"/site-gentoo.el "${T}"/site-gentoo.el
364 then 356 then
365 # This prevents outputting unnecessary text when there 357 # This prevents outputting unnecessary text when there
366 # was actually no change. 358 # was actually no change.
367 # A case is a remerge where we have doubled output. 359 # A case is a remerge where we have doubled output.
368 echo " no changes." 360 echo " no changes."
369 else 361 else
370 mv "${tmpdir}"/site-gentoo.el "${ROOT}${SITELISP}"/site-gentoo.el 362 mv "${T}"/site-gentoo.el "${ROOT}${SITELISP}"/site-gentoo.el
371 [ -f "${tmpdir}"/site-start.el ] \ 363 [ -f "${T}"/site-start.el ] \
372 && [ ! -e "${ROOT}${SITELISP}"/site-start.el ] \ 364 && [ ! -e "${ROOT}${SITELISP}"/site-start.el ] \
373 && mv "${tmpdir}"/site-start.el "${ROOT}${SITELISP}"/site-start.el 365 && mv "${T}"/site-start.el "${ROOT}${SITELISP}"/site-start.el
374 echo; einfo
375 for sf in "${sflist[@]##*/}"; do
376 einfo " Adding ${sf} ..."
377 done
378 einfo "Regenerated ${SITELISP}/site-gentoo.el."
379
380 echo 366 echo
381 while read line; do einfo "${line}"; done <<EOF 367 einfo "... ${#sflist[@]} site initialisation file(s) included."
382All site initialisation for Gentoo-installed packages is added to 368 fi
383/usr/share/emacs/site-lisp/site-gentoo.el; site-start.el is no longer
384managed by Gentoo. You are responsible for all maintenance of
385site-start.el if there is such a file.
386 369
387In order for this site initialisation to be loaded for all users 370 if [ "${firstrun}" ]; then
388automatically, you can add a line like this:
389
390 (require 'site-gentoo)
391
392to /usr/share/emacs/site-lisp/site-start.el. Alternatively, that line
393can be added by individual users to their initialisation files, or,
394for greater flexibility, users can load individual package-specific
395initialisation files from /usr/share/emacs/site-lisp/site-gentoo.d/.
396EOF
397 echo 371 echo
372 while read line; do einfo "${line:- }"; done <<-EOF
373 All site initialisation for Gentoo-installed packages is added to
374 /usr/share/emacs/site-lisp/site-gentoo.el; site-start.el is not
375 managed by Gentoo. You are responsible for all maintenance of
376 site-start.el if there is such a file.
398 377
378 In order for this site initialisation to be loaded for all users
379 automatically, you can add a line like this:
380
381 (require 'site-gentoo)
382
383 to /usr/share/emacs/site-lisp/site-start.el. Alternatively, that line
384 can be added by individual users to their initialisation files, or,
385 for greater flexibility, users can load individual package-specific
386 initialisation files from /usr/share/emacs/site-lisp/site-gentoo.d/.
387 EOF
388 echo
389 fi
390
399 if [ "${obsolete}" ]; then 391 if [ "${obsolete}" ]; then
392 echo
400 while read line; do ewarn "${line}"; done <<-EOF 393 while read line; do ewarn "${line}"; done <<-EOF
401 Site-initialisation files of Emacs packages are now installed in 394 Site-initialisation files of Emacs packages are now installed in
402 /usr/share/emacs/site-lisp/site-gentoo.d/. You may consider using 395 /usr/share/emacs/site-lisp/site-gentoo.d/. We strongly recommend
403 /usr/sbin/emacs-updater to rebuild the installed Emacs packages. 396 that you use app-admin/emacs-updater to rebuild the installed
404 However, the old location is still supported. 397 Emacs packages.
405 EOF 398 EOF
406 echo
407 fi 399 fi
408 fi
409
410 # Kludge for backwards compatibility: During pkg_postrm, old versions
411 # of this eclass (saved in the VDB) won't find packages' site-init files
412 # in the new location. So we copy them to an auxiliary file that is
413 # visible to old eclass versions.
414 for sf in "${sflist[@]}"; do
415 [ "${sf%/*}" = "${ROOT}${SITELISP}/site-gentoo.d" ] \
416 && cat "${sf}" >>"${ROOT}${SITELISP}"/00site-gentoo.el
417 done
418 400
419 # cleanup 401 # cleanup
420 rm -f "${tmpdir}"/site-{gentoo,start}.el 402 rm -f "${T}"/site-{gentoo,start}.el
403
404 return 0
421} 405}

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