/[gentoo-x86]/eclass/multilib.eclass
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Revision 1.1 Revision 1.13
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2004 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/multilib.eclass,v 1.1 2005/01/12 00:21:53 eradicator Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.13 2005/01/17 04:20:55 eradicator Exp $
4# 4#
5# Author: Jeremy Huddleston <eradicator@gentoo.org> 5# Author: Jeremy Huddleston <eradicator@gentoo.org>
6# 6#
7# This eclass is for all functions pertaining to handling multilib. 7# This eclass is for all functions pertaining to handling multilib.
8# configurations. 8# configurations.
28get_libdir() { 28get_libdir() {
29 LIBDIR_TEST=$(type econf) 29 LIBDIR_TEST=$(type econf)
30 if [ ! -z "${CONF_LIBDIR_OVERRIDE}" ] ; then 30 if [ ! -z "${CONF_LIBDIR_OVERRIDE}" ] ; then
31 # if there is an override, we want to use that... always. 31 # if there is an override, we want to use that... always.
32 CONF_LIBDIR="${CONF_LIBDIR_OVERRIDE}" 32 CONF_LIBDIR="${CONF_LIBDIR_OVERRIDE}"
33 # We don't need to know the verison of portage. We only need to know 33 elif [ -n "$(get_abi_LIBDIR)" ]; then
34 # if there is support for CONF_LIBDIR in econf and co.
35 # Danny van Dyk <kugelfang@gentoo.org> 2004/17/09
36 #elif portageq has_version / '<sys-apps/portage-2.0.51_pre20' ; then
37 # # and if there isnt an override, and we're using a version of
38 # # portage without CONF_LIBDIR support, force the use of lib. dolib
39 # # and friends from portage 2.0.50 wont be too happy otherwise.
40 # CONF_LIBDIR="lib"
41 #fi
42 elif [ -n "$(get_abi_LIBDIR)" ]; then # Using eradicator's LIBDIR_<abi> approach...
43 CONF_LIBDIR="$(get_abi_LIBDIR)" 34 CONF_LIBDIR="$(get_abi_LIBDIR)"
44 elif [ "${LIBDIR_TEST/CONF_LIBDIR}" == "${LIBDIR_TEST}" ]; then # we don't have CONF_LIBDIR support 35 elif [ "${LIBDIR_TEST/CONF_LIBDIR}" == "${LIBDIR_TEST}" ]; then # we don't have CONF_LIBDIR support
45 # will be <portage-2.0.51_pre20 36 # will be <portage-2.0.51_pre20
46 CONF_LIBDIR="lib" 37 CONF_LIBDIR="lib"
47 fi 38 fi
108 local var="${flag}_${abi}" 99 local var="${flag}_${abi}"
109 echo ${!var} 100 echo ${!var}
110} 101}
111 102
112get_abi_CFLAGS() { get_abi_var CFLAGS ${@}; } 103get_abi_CFLAGS() { get_abi_var CFLAGS ${@}; }
113get_abi_CXXFLAGS() { get_abi_var CXXFLAGS ${@}; } 104get_abi_CDEFINE() { get_abi_var CDEFINE ${@}; }
114get_abi_ASFLAGS() { get_abi_var ASFLAGS ${@}; }
115get_abi_LIBDIR() { get_abi_var LIBDIR ${@}; } 105get_abi_LIBDIR() { get_abi_var LIBDIR ${@}; }
116 106
107# Return a list of the ABIs we want to install for with
108# the last one in the list being the default.
109get_abi_order() {
110 local order=""
111
112 if [ -z "${MULTILIB_ABIS}" ]; then
113 echo "NOMULTILIB"
114 return 1
115 fi
116
117 if hasq multilib-pkg-force ${RESTRICT} ||
118 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
119 for x in ${MULTILIB_ABIS}; do
120 if [ "${x}" != "${DEFAULT_ABI}" ]; then
121 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}"
122 fi
123 done
124 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}"
125
126 if [ -n "${ABI_ALLOW}" ]; then
127 local ordera=""
128 for x in ${order}; do
129 if hasq ${x} ${ABI_ALLOW}; then
130 ordera="${ordera} ${x}"
131 fi
132 done
133 order="${ordera}"
134 fi
135 else
136 order="${DEFAULT_ABI}"
137 fi
138
139 if [ -z "${order}" ]; then
140 die "The ABI list is empty. Are you using a proper multilib profile? Perhaps your USE flags or MULTILIB_ABIS are too restrictive for this package."
141 fi
142
143 echo ${order}
144 return 0
145}
146
117# get_all_libdir() 147# get_all_libdir()
118# Returns a list of all the libdirs used by this profile 148# Returns a list of all the libdirs used by this profile. This includes
149# those that might not be touched by the current ebuild.
119get_all_libdirs() { 150get_all_libdirs() {
151 local libdirs="lib"
152 local abi
120 local libdirs 153 local dir
154
121 if [ -n "${MULTILIB_ABIS}" ]; then 155 if [ -n "${MULTILIB_ABIS}" ]; then
122 for abi in ${MULTILIB_ABIS}; do 156 for abi in ${MULTILIB_ABIS}; do
123 libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 157 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
124 done 158 done
125 libdirs="${libdirs:1}"
126 elif [ -n "${CONF_LIBDIR}" ]; then 159 elif [ -n "${CONF_LIBDIR}" ]; then
127 libdirs="${CONF_LIBDIR} ${CONF_MULTILIBDIR:=lib32}" 160 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:=lib32}; do
161 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
162 done
163 fi
164
165 echo "${libdirs}"
166}
167
168# Return true if ${ABI} is the last ABI on our list (or if we're not
169# using the new multilib configuration. This can be used to determine
170# if we're in the last (or only) run through src_{unpack,compile,install}
171is_final_abi() {
172 [ -z "${ABI}" ] && return 0
173 local ALL_ABIS=$(get_abi_order)
174 local LAST_ABI=${ALL_ABIS/* /}
175 [ "${LAST_ABI}" = "${ABI}" ]
176}
177
178# echo the number of ABIs we will be installing for
179number_abis() {
180 get_abi_order | wc -w
181}
182
183# get_ml_incdir [<include dir> [<ABI>]]
184# include dir defaults to /usr/include
185# ABI defaults to ${ABI} or ${DEFAULT_ABI}
186get_ml_incdir() {
187 local dir=/usr/include
188
189 if [[ ${#} -gt 0 ]]; then
190 incdir=${1}
191 shift
192 fi
193
194 if [[ -z "${MULTILIB_ABIS}" ]]; then
195 echo ${incdir}
196 return 0
197 fi
198
199 local abi=${ABI:-${DEFAULT_ABI}}
200 if [[ ${#} -gt 0 ]]; then
201 abi=${1}
202 shift
203 fi
204
205 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then
206 echo ${dir}/gentoo-multilib/${abi}
128 else 207 else
129 libdirs="lib" 208 echo ${dir}
209 fi
210}
211
212# prep_ml_includes:
213#
214# Some includes (include/asm, glibc, etc) are ABI dependent. In this case,
215# We can install them in different locations for each ABI and create a common
216# header which includes the right one based on CDEFINE_${ABI}. If your
217# package installs ABI-specific headers, just add 'prep_ml_includes' to the
218# end of your src_install(). It takes a list of directories that include
219# files are installed in (default is /usr/include if none are passed).
220#
221# Example:
222# src_install() {
223# ...
224# prep_ml_includes /usr/qt/3/include
225# }
226
227prep_ml_includes() {
228 if [ $(number_abis) -gt 1 ]; then
229 local dir
230 local dirs
231 local base
232
233 if [ ${#} -eq 0 ]; then
234 dirs="/usr/include"
235 else
236 dirs="${@}"
130 fi 237 fi
131 238
239 for dir in ${dirs}; do
240 base=${T}/gentoo-multilib/${dir}/gentoo-multilib
241 mkdir -p ${base}
242 [ -d ${base}/${ABI} ] && rm -rf ${base}/${ABI}
243 mv ${D}/${dir} ${base}/${ABI}
244 done
245
246 if is_final_abi; then
247 base=${T}/gentoo-multilib
248 pushd ${base}
249 find . | cpio -pmd --no-preserve-owner ${D}
250 popd
251
252 for dir in ${dirs}; do
253 local args=${dir}
254 local abi
255 for abi in $(get_abi_order); do
256 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
257 done
258 create_ml_includes ${args}
259 done
260 fi
261 fi
262}
263
264# If you need more control than prep_ml_includes can offer (like linux-headers
265# for the asm-* dirs, then use create_ml_includes. The firs argument is the
266# common dir. The remaining args are of the form <symbol>:<dir> where
267# <symbol> is what is put in the #ifdef for choosing that dir.
268#
269# Ideas for this code came from debian's sparc-linux headers package.
270#
271# Example:
272# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
273# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
274create_ml_includes() {
275 local dest="${1}"
276 shift
277 local mlinfo="${@}"
278 local basedirs=$(create_ml_includes-listdirs ${mlinfo})
279
280 create_ml_includes-makedestdirs ${dest} ${basedirs}
281
282 local file
283 for file in $(create_ml_includes-allfiles ${basedirs}); do
284 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')"
285 {
286 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */"
287 #echo "#ifndef __CREATE_ML_INCLUDES_STUB_${name}__"
288 #echo "#define __CREATE_ML_INCLUDES_STUB_${name}__"
289 #echo ""
290
291 local dir
292 for dir in ${basedirs}; do
293 if [ -f "${D}/${dir}/${file}" ]; then
294 echo "#ifdef $(create_ml_includes-sym_for_dir ${dir} ${mlinfo})"
295 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\""
296 echo "#endif /* $(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) */"
297 echo ""
298 fi
299 done
300
301 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */"
302 } > ${D}/${dest}/${file}
303 done
304}
305
306# Helper function for create_ml_includes
307create_ml_includes-relative_between() {
308 local src="$(create_ml_includes-tidy_path ${1})"
309 local dst="$(create_ml_includes-tidy_path ${2})"
310
311 src=(${src//\// })
312 dst=(${dst//\// })
313
314 local i
315 for ((i=0; i<${#src[*]}; i++)); do
316 [ "${dst[i]}" != "${src[i]}" ] && break
317 done
318
319 local common=$i
320
321 for ((i=${#src[*]}; i>common; i--)); do
322 echo -n ../
323 done
324
325 for ((i=common; i<${#dst[*]}-1; i++)); do
326 echo -n ${dst[i]}/
327 done
328
329 echo -n ${dst[i]}
330}
331
332# Helper function for create_ml_includes
333create_ml_includes-tidy_path() {
334 local removed="${1}"
335
336 if [ -n "${removed}" ]; then
337 # Remove multiple slashes
338 while [ "${removed}" != "${removed/\/\//\/}" ]; do
339 removed=${removed/\/\//\/}
340 done
341
342 # Remove . directories
343 while [ "${removed}" != "${removed//\/.\//\/}" ]; do
344 removed=${removed//\/.\//\/}
345 done
346 [ "${removed##*/}" = "." ] && removed=${removed%/*}
347
348 # Removed .. directories
349 while [ "${removed}" != "${removed//\/..\/}" ]; do
350 local p1="${removed%%\/..\/*}"
351 local p2="${removed#*\/..\/}"
352
353 removed="${p1%\/*}/${p2}"
354 done
355
356 # Remove trailing ..
357 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
358
359 # Remove trailing /
360 [ "${removed##*/}" = "" ] && removed=${removed%/*}
361
362 echo ${removed}
363 fi
364}
365
366# Helper function for create_ml_includes
367create_ml_includes-listdirs() {
368 local dirs
369 local data
370 for data in ${@}; do
371 dirs="${dirs} ${data/*:/}"
372 done
132 echo "${libdirs}" 373 echo ${dirs:1}
133} 374}
375
376# Helper function for create_ml_includes
377create_ml_includes-makedestdirs() {
378 local dest=${1}
379 shift
380 local basedirs=${@}
381
382 dodir ${dest}
383
384 local basedir
385 for basedir in ${basedirs}; do
386 local dir
387 for dir in $(find ${D}/${basedir} -type d); do
388 dodir ${dest}/${dir/${D}\/${basedir}/}
389 done
390 done
391}
392
393# Helper function for create_ml_includes
394create_ml_includes-allfiles() {
395 local basedirs=${@}
396
397 local basedir
398 for basedir in ${basedirs}; do
399 local file
400 for file in $(find ${D}/${basedir} -type f); do
401 echo ${file/${D}\/${basedir}\//}
402 done
403 done | sort | uniq
404}
405
406# Helper function for create_ml_includes
407create_ml_includes-sym_for_dir() {
408 local dir="${1}"
409 shift
410 local data
411 for data in ${@}; do
412 if [ "${dir}" = "${data/*:/}" ]; then
413 echo ${data/:*/}
414 return 0
415 fi
416 done
417 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}"
418 # exit because we'll likely be called from a subshell
419 exit 1
420}

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