/[gentoo-x86]/eclass/multilib.eclass
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Revision 1.1 Revision 1.9
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 1.9 2005/01/15 13:44:31 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# prep_ml_includes:
184#
185# Some includes (include/asm, glibc, etc) are ABI dependent. In this case,
186# We can install them in different locations for each ABI and create a common
187# header which includes the right one based on CDEFINE_${ABI}. If your
188# package installs ABI-specific headers, just add 'prep_ml_includes' to the
189# end of your src_install(). It takes a list of directories that include
190# files are installed in (default is /usr/include if none are passed).
191#
192# Example:
193# src_install() {
194# ...
195# prep_ml_includes /usr/qt/3/include
196# }
197
198prep_ml_includes() {
199 local dirs
200 if [ ${#} -eq 0 ]; then
201 dirs="/usr/include"
128 else 202 else
129 libdirs="lib" 203 dirs="${@}"
204 fi
205
206 if [ $(number_abis) -gt 1 ]; then
207 local dir
208 for dir in ${dirs}; do
209 mv ${D}/${dir} ${D}/${dir}.${ABI}
210 done
211
212 if is_final_abi; then
213 for dir in ${dirs}; do
214 local args="${dir}"
215 local abi
216 dodir ${dir}/gentoo-multilib
217 for abi in $(get_abi_order); do
218 mv ${D}/${dir}.${abi} ${D}/${dir}/gentoo-multilib/${abi}
219 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
220 done
221 create_ml_includes ${args}
222 done
130 fi 223 fi
224 fi
225}
131 226
227# If you need more control than prep_ml_includes can offer (like linux-headers
228# for the asm-* dirs, then use create_ml_includes. The firs argument is the
229# common dir. The remaining args are of the form <symbol>:<dir> where
230# <symbol> is what is put in the #ifdef for choosing that dir.
231#
232# Ideas for this code came from debian's sparc-linux headers package.
233#
234# Example:
235# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
236# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
237create_ml_includes() {
238 local dest="${1}"
239 shift
240 local mlinfo="${@}"
241 local basedirs=$(create_ml_includes-listdirs ${mlinfo})
242
243 create_ml_includes-makedestdirs ${dest} ${basedirs}
244
245 local file
246 for file in $(create_ml_includes-allfiles ${basedirs}); do
247 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')"
248 {
249 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */"
250 #echo "#ifndef __CREATE_ML_INCLUDES_STUB_${name}__"
251 #echo "#define __CREATE_ML_INCLUDES_STUB_${name}__"
252 #echo ""
253
254 local dir
255 for dir in ${basedirs}; do
256 if [ -f "${D}/${dir}/${file}" ]; then
257 echo "#ifdef $(create_ml_includes-sym_for_dir ${dir} ${mlinfo})"
258 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\""
259 echo "#endif /* $(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) */"
260 echo ""
261 fi
262 done
263
264 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */"
265 } > ${D}/${dest}/${file}
266 done
267}
268
269# Helper function for create_ml_includes
270create_ml_includes-relative_between() {
271 local src="$(create_ml_includes-tidy_path ${1})"
272 local dst="$(create_ml_includes-tidy_path ${2})"
273
274 src=(${src//\// })
275 dst=(${dst//\// })
276
277 local i
278 for ((i=0; i<${#src[*]}; i++)); do
279 [ "${dst[i]}" != "${src[i]}" ] && break
280 done
281
282 local common=$i
283
284 for ((i=${#src[*]}; i>common; i--)); do
285 echo -n ../
286 done
287
288 for ((i=common; i<${#dst[*]}-1; i++)); do
289 echo -n ${dst[i]}/
290 done
291
292 echo -n ${dst[i]}
293}
294
295# Helper function for create_ml_includes
296create_ml_includes-tidy_path() {
297 local removed="${1}"
298
299 if [ -n "${removed}" ]; then
300 # Remove multiple slashes
301 while [ "${removed}" != "${removed/\/\//\/}" ]; do
302 removed=${removed/\/\//\/}
303 done
304
305 # Remove . directories
306 while [ "${removed}" != "${removed//\/.\//\/}" ]; do
307 removed=${removed//\/.\//\/}
308 done
309 [ "${removed##*/}" = "." ] && removed=${removed%/*}
310
311 # Removed .. directories
312 while [ "${removed}" != "${removed//\/..\/}" ]; do
313 local p1="${removed%%\/..\/*}"
314 local p2="${removed#*\/..\/}"
315
316 removed="${p1%\/*}/${p2}"
317 done
318
319 # Remove trailing ..
320 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
321
322 # Remove trailing /
323 [ "${removed##*/}" = "" ] && removed=${removed%/*}
324
325 echo ${removed}
326 fi
327}
328
329# Helper function for create_ml_includes
330create_ml_includes-listdirs() {
331 local dirs
332 local data
333 for data in ${@}; do
334 dirs="${dirs} ${data/*:/}"
335 done
132 echo "${libdirs}" 336 echo ${dirs:1}
133} 337}
338
339# Helper function for create_ml_includes
340create_ml_includes-makedestdirs() {
341 local dest=${1}
342 shift
343 local basedirs=${@}
344
345 dodir ${dest}
346
347 local basedir
348 for basedir in ${basedirs}; do
349 local dir
350 for dir in $(find ${D}/${basedir} -type d); do
351 dodir ${dest}/${dir/${D}\/${basedir}/}
352 done
353 done
354}
355
356# Helper function for create_ml_includes
357create_ml_includes-allfiles() {
358 local basedirs=${@}
359
360 local basedir
361 for basedir in ${basedirs}; do
362 local file
363 for file in $(find ${D}/${basedir} -type f); do
364 echo ${file/${D}\/${basedir}\//}
365 done
366 done | sort | uniq
367}
368
369# Helper function for create_ml_includes
370create_ml_includes-sym_for_dir() {
371 local dir="${1}"
372 shift
373 local data
374 for data in ${@}; do
375 if [ "${dir}" = "${data/*:/}" ]; then
376 echo ${data/:*/}
377 return 0
378 fi
379 done
380 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}"
381 # exit because we'll likely be called from a subshell
382 exit 1
383}

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