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1# Copyright 1999-2004 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/multilib.eclass,v 1.32 2005/08/22 16:20:30 swegener Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.65 2008/06/01 01:37:29 vapier Exp $
4# 4
5# Author: Jeremy Huddleston <eradicator@gentoo.org> 5# @ECLASS: multilib.eclass
6# 6# @MAINTAINER:
7# amd64@gentoo.org
8# toolchain@gentoo.org
9# @BLURB: This eclass is for all functions pertaining to handling multilib configurations.
10# @DESCRIPTION:
7# This eclass is for all functions pertaining to handling multilib. 11# This eclass is for all functions pertaining to handling multilib configurations.
8# configurations.
9 12
10 13___ECLASS_RECUR_MULTILIB="yes"
11DESCRIPTION="Based on the ${ECLASS} eclass" 14[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs
12
13# has_multilib_profile:
14# Return true if the current profile is a multilib profile and lists more than
15# one abi in ${MULTILIB_ABIS}. You might want to use this like
16# 'use multilib || has_multilib_profile' until all profiles utilizing the
17# 'multilib' use flag are removed from portage
18 15
19# is_final_abi: 16# is_final_abi:
20# Return true if ${ABI} is the final abi to be installed (and thus we are 17# Return true if ${ABI} is the final abi to be installed (and thus we are
21# on our last run through a src_* function. 18# on our last run through a src_* function.
22 19
95### END DOCUMENTATION ### 92### END DOCUMENTATION ###
96 93
97# Defaults: 94# Defaults:
98export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 95export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
99export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 96export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
100# This causes econf to set --libdir=/usr/lib where it didn't before
101#export ABI=${ABI:-"default"}
102export CFLAGS_default 97export CFLAGS_default
103export LDFLAGS_default 98export LDFLAGS_default
104export CHOST_default=${CHOST_default:-${CHOST}} 99export CHOST_default=${CHOST_default:-${CHOST}}
100export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
105export LIBDIR_default=${CONF_LIBDIR:-"lib"} 101export LIBDIR_default=${CONF_LIBDIR:-"lib"}
106export CDEFINE_default="__unix__" 102export CDEFINE_default="__unix__"
103export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
107 104
108# has_multilib_profile() 105# @FUNCTION: has_multilib_profile
106# @DESCRIPTION:
107# Return true if the current profile is a multilib profile and lists more than
108# one abi in ${MULTILIB_ABIS}. When has_multilib_profile returns true, that
109# profile should enable the 'multilib' use flag. This is so you can DEPEND on
110# a package only for multilib or not multilib.
109has_multilib_profile() { 111has_multilib_profile() {
110 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 112 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
111} 113}
112 114
115# @FUNCTION: get_libdir
116# @RETURN: the libdir for the selected ABI
117# @DESCRIPTION:
113# This function simply returns the desired lib directory. With portage 118# This function simply returns the desired lib directory. With portage
114# 2.0.51, we now have support for installing libraries to lib32/lib64 119# 2.0.51, we now have support for installing libraries to lib32/lib64
115# to accomidate the needs of multilib systems. It's no longer a good idea 120# to accomidate the needs of multilib systems. It's no longer a good idea
116# to assume all libraries will end up in lib. Replace any (sane) instances 121# to assume all libraries will end up in lib. Replace any (sane) instances
117# where lib is named directly with $(get_libdir) if possible. 122# where lib is named directly with $(get_libdir) if possible.
118#
119# Travis Tilley <lv@gentoo.org> (24 Aug 2004)
120# 123#
121# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004): 124# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004):
122# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set, 125# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set,
123# fall back on old behavior. Any profile that has these set should also 126# fall back on old behavior. Any profile that has these set should also
124# depend on a newer version of portage (not yet released) which uses these 127# depend on a newer version of portage (not yet released) which uses these
131 else 134 else
132 get_abi_LIBDIR 135 get_abi_LIBDIR
133 fi 136 fi
134} 137}
135 138
139# @FUNCTION: get_multilibdir
140# @RETURN: Returns the multilibdir
136get_multilibdir() { 141get_multilibdir() {
137 if has_multilib_profile; then 142 if has_multilib_profile; then
138 eerror "get_multilibdir called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org" 143 eerror "get_multilibdir called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org"
139 exit 1 144 exit 1
140 fi 145 fi
141 echo ${CONF_MULTILIBDIR:=lib32} 146 echo ${CONF_MULTILIBDIR:=lib32}
142} 147}
143 148
149# @FUNCTION: get_libdir_override
150# @DESCRIPTION:
144# Sometimes you need to override the value returned by get_libdir. A good 151# Sometimes you need to override the value returned by get_libdir. A good
145# example of this is xorg-x11, where lib32 isnt a supported configuration, 152# example of this is xorg-x11, where lib32 isnt a supported configuration,
146# and where lib64 -must- be used on amd64 (for applications that need lib 153# and where lib64 -must- be used on amd64 (for applications that need lib
147# to be 32bit, such as adobe acrobat). Note that this override also bypasses 154# to be 32bit, such as adobe acrobat). Note that this override also bypasses
148# portage version sanity checking. 155# portage version sanity checking.
149# get_libdir_override expects one argument, the result get_libdir should 156# get_libdir_override expects one argument, the result get_libdir should
150# return: 157# return:
151# 158#
152# get_libdir_override lib64 159# get_libdir_override lib64
153#
154# Travis Tilley <lv@gentoo.org> (31 Aug 2004)
155get_libdir_override() { 160get_libdir_override() {
156 if has_multilib_profile; then 161 if has_multilib_profile; then
157 eerror "get_libdir_override called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org" 162 eerror "get_libdir_override called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org"
158 exit 1 163 exit 1
159 fi 164 fi
160 CONF_LIBDIR="$1" 165 CONF_LIBDIR="$1"
161 CONF_LIBDIR_OVERRIDE="$1" 166 CONF_LIBDIR_OVERRIDE="$1"
162 LIBDIR_default="$1" 167 LIBDIR_default="$1"
163} 168}
164 169
165# get_abi_var <VAR> [<ABI>] 170# @FUNCTION: get_abi_var
171# @USAGE: <VAR> [ABI]
166# returns the value of ${<VAR>_<ABI>} which should be set in make.defaults 172# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults
167# 173# @DESCRIPTION:
168# ex: 174# ex:
169# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 175# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32
170# 176#
171# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" 177# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)"
172# This will hopefully be added to portage soon... 178# This will hopefully be added to portage soon...
173# 179#
174# If <ABI> is not specified, ${ABI} is used. 180# If <ABI> is not specified, ${ABI} is used.
175# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 181# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used.
176# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string. 182# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
177#
178# Jeremy Huddleston <eradicator@gentoo.org>
179get_abi_var() { 183get_abi_var() {
180 local flag=${1} 184 local flag=$1
181 local abi 185 local abi
182 if [ $# -gt 1 ]; then 186 if [ $# -gt 1 ]; then
183 abi=${2} 187 abi=${2}
184 elif [ -n "${ABI}" ]; then 188 elif [ -n "${ABI}" ]; then
185 abi=${ABI} 189 abi=${ABI}
191 195
192 local var="${flag}_${abi}" 196 local var="${flag}_${abi}"
193 echo ${!var} 197 echo ${!var}
194} 198}
195 199
200# @FUNCTION: get_abi_CFLAGS
201# @USAGE: [ABI]
202# @DESCRIPTION:
203# Alias for 'get_abi_var CFLAGS'
196get_abi_CFLAGS() { get_abi_var CFLAGS "${@}"; } 204get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
205
206# @FUNCTION: get_abi_ASFLAGS
207# @USAGE: [ABI]
208# @DESCRIPTION:
209# Alias for 'get_abi_var ASFLAGS'
210get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
211
212# @FUNCTION: get_abi_LDFLAGS
213# @USAGE: [ABI]
214# @DESCRIPTION:
215# Alias for 'get_abi_var LDFLAGS'
197get_abi_LDFLAGS() { get_abi_var LDFLAGS "${@}"; } 216get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
217
218# @FUNCTION: get_abi_CHOST
219# @USAGE: [ABI]
220# @DESCRIPTION:
221# Alias for 'get_abi_var CHOST'
198get_abi_CHOST() { get_abi_var CHOST "${@}"; } 222get_abi_CHOST() { get_abi_var CHOST "$@"; }
223
224# @FUNCTION: get_abi_CTARGET
225# @USAGE: [ABI]
226# @DESCRIPTION:
227# Alias for 'get_abi_var CTARGET'
228get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
229
230# @FUNCTION: get_abi_FAKE_TARGETS
231# @USAGE: [ABI]
232# @DESCRIPTION:
233# Alias for 'get_abi_var FAKE_TARGETS'
199get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "${@}"; } 234get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
235
236# @FUNCTION: get_abi_CDEFINE
237# @USAGE: [ABI]
238# @DESCRIPTION:
239# Alias for 'get_abi_var CDEFINE'
200get_abi_CDEFINE() { get_abi_var CDEFINE "${@}"; } 240get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
241
242# @FUNCTION: get_abi_LIBDIR
243# @USAGE: [ABI]
244# @DESCRIPTION:
245# Alias for 'get_abi_var LIBDIR'
201get_abi_LIBDIR() { get_abi_var LIBDIR "${@}"; } 246get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
202 247
248# @FUNCTION: get_install_abis
249# @DESCRIPTION:
203# Return a list of the ABIs we want to install for with 250# Return a list of the ABIs we want to install for with
204# the last one in the list being the default. 251# the last one in the list being the default.
205get_install_abis() { 252get_install_abis() {
206 local order="" 253 local order=""
207 254
208 if [ -z "${MULTILIB_ABIS}" ]; then 255 if [[ -z ${MULTILIB_ABIS} ]] ; then
209 echo "default" 256 echo "default"
210 return 0 257 return 0
211 fi 258 fi
212 259
213 if hasq multilib-pkg-force ${RESTRICT} || 260 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
214 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
215 for x in ${MULTILIB_ABIS}; do 261 for x in ${MULTILIB_ABIS} ; do
216 if [ "${x}" != "${DEFAULT_ABI}" ]; then 262 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
217 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 263 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}"
218 fi 264 fi
219 done 265 done
220 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 266 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}"
221 267
222 if [ -n "${ABI_ALLOW}" ]; then 268 if [[ -n ${ABI_ALLOW} ]] ; then
223 local ordera="" 269 local ordera=""
224 for x in ${order}; do 270 for x in ${order} ; do
225 if hasq ${x} ${ABI_ALLOW}; then 271 if hasq ${x} ${ABI_ALLOW} ; then
226 ordera="${ordera} ${x}" 272 ordera="${ordera} ${x}"
227 fi 273 fi
228 done 274 done
229 order="${ordera}" 275 order=${ordera}
230 fi 276 fi
231 else 277 else
232 order="${DEFAULT_ABI}" 278 order=${DEFAULT_ABI}
233 fi 279 fi
234 280
235 if [ -z "${order}" ]; then 281 if [[ -z ${order} ]] ; then
236 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." 282 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."
237 fi 283 fi
238 284
239 echo ${order} 285 echo ${order}
240 return 0 286 return 0
241} 287}
242 288
289# @FUNCTION: get_all_abis
290# @DESCRIPTION:
243# Return a list of the ABIs supported by this profile. 291# Return a list of the ABIs supported by this profile.
244# the last one in the list being the default. 292# the last one in the list being the default.
245get_all_abis() { 293get_all_abis() {
246 local order="" 294 local order=""
247 295
248 if [ -z "${MULTILIB_ABIS}" ]; then 296 if [[ -z ${MULTILIB_ABIS} ]] ; then
249 echo "default" 297 echo "default"
250 return 0 298 return 0
251 fi 299 fi
252 300
253 for x in ${MULTILIB_ABIS}; do 301 for x in ${MULTILIB_ABIS}; do
254 if [ "${x}" != "${DEFAULT_ABI}" ]; then 302 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
255 order="${order:+${order }}${x}" 303 order="${order:+${order} }${x}"
256 fi 304 fi
257 done 305 done
258 order="${order:+${order} }${DEFAULT_ABI}" 306 order="${order:+${order} }${DEFAULT_ABI}"
259 307
260 echo ${order} 308 echo ${order}
261 return 0 309 return 0
262} 310}
263 311
264# get_all_libdirs() 312# @FUNCTION: get_all_libdirs
313# @DESCRIPTION:
265# Returns a list of all the libdirs used by this profile. This includes 314# Returns a list of all the libdirs used by this profile. This includes
266# those that might not be touched by the current ebuild. 315# those that might not be touched by the current ebuild and always includes
316# "lib".
267get_all_libdirs() { 317get_all_libdirs() {
268 local libdirs="lib" 318 local libdirs="lib"
269 local abi 319 local abi
270 local dir 320 local dir
271 321
272 if has_multilib_profile; then
273 for abi in ${MULTILIB_ABIS}; do 322 for abi in ${MULTILIB_ABIS}; do
274 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 323 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
275 done 324 done
276 elif [ -n "${CONF_LIBDIR}" ]; then
277 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
278 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
279 done
280 fi
281 325
282 echo "${libdirs}" 326 echo "${libdirs}"
283} 327}
284 328
329# @FUNCTION: is_final_abi
330# @DESCRIPTION:
285# Return true if ${ABI} is the last ABI on our list (or if we're not 331# Return true if ${ABI} is the last ABI on our list (or if we're not
286# using the new multilib configuration. This can be used to determine 332# using the new multilib configuration. This can be used to determine
287# if we're in the last (or only) run through src_{unpack,compile,install} 333# if we're in the last (or only) run through src_{unpack,compile,install}
288is_final_abi() { 334is_final_abi() {
289 has_multilib_profile || return 0 335 has_multilib_profile || return 0
290 local ALL_ABIS=$(get_install_abis) 336 local ALL_ABIS=$(get_install_abis)
291 local LAST_ABI=${ALL_ABIS/* /} 337 local LAST_ABI=${ALL_ABIS/* /}
292 [[ ${LAST_ABI} == ${ABI} ]] 338 [[ ${LAST_ABI} == ${ABI} ]]
293} 339}
294 340
341# @FUNCTION: number_abis
342# @DESCRIPTION:
295# echo the number of ABIs we will be installing for 343# echo the number of ABIs we will be installing for
296number_abis() { 344number_abis() {
297 get_install_abis | wc -w 345 get_install_abis | wc -w
298} 346}
299 347
300# get_ml_incdir [<include dir> [<ABI>]] 348# @FUNCTION: get_ml_incdir
349# @USAGE: [include_dir] [ABI]
350# @DESCRIPTION:
301# include dir defaults to /usr/include 351# include dir defaults to /usr/include
302# ABI defaults to ${ABI} or ${DEFAULT_ABI} 352# ABI defaults to ${ABI} or ${DEFAULT_ABI}
353#
354# If a multilib include dir is associated with the passed include dir, then
355# we return it, otherwise, we just echo back the include dir. This is
356# neccessary when a built script greps header files rather than testing them
357# via #include (like perl) to figure out features.
303get_ml_incdir() { 358get_ml_incdir() {
304 local dir=/usr/include 359 local dir=/usr/include
305 360
306 if [[ ${#} -gt 0 ]]; then 361 if [[ $# -gt 0 ]]; then
307 incdir=${1} 362 incdir=$1
308 shift 363 shift
309 fi 364 fi
310 365
311 if [[ -z "${MULTILIB_ABIS}" ]]; then 366 if [[ -z "${MULTILIB_ABIS}" ]]; then
312 echo ${incdir} 367 echo ${incdir}
313 return 0 368 return 0
314 fi 369 fi
315 370
316 local abi=${ABI-${DEFAULT_ABI}} 371 local abi=${ABI-${DEFAULT_ABI}}
317 if [[ ${#} -gt 0 ]]; then 372 if [[ $# -gt 0 ]]; then
318 abi=${1} 373 abi=$1
319 shift 374 shift
320 fi 375 fi
321 376
322 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then 377 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then
323 echo ${dir}/gentoo-multilib/${abi} 378 echo ${dir}/gentoo-multilib/${abi}
324 else 379 else
325 echo ${dir} 380 echo ${dir}
326 fi 381 fi
327} 382}
328 383
329# prep_ml_includes: 384# @FUNCTION: prep_ml_includes
330# 385# @DESCRIPTION:
331# Some includes (include/asm, glibc, etc) are ABI dependent. In this case, 386# Some includes (include/asm, glibc, etc) are ABI dependent. In this case,
332# We can install them in different locations for each ABI and create a common 387# We can install them in different locations for each ABI and create a common
333# header which includes the right one based on CDEFINE_${ABI}. If your 388# header which includes the right one based on CDEFINE_${ABI}. If your
334# package installs ABI-specific headers, just add 'prep_ml_includes' to the 389# package installs ABI-specific headers, just add 'prep_ml_includes' to the
335# end of your src_install(). It takes a list of directories that include 390# end of your src_install(). It takes a list of directories that include
336# files are installed in (default is /usr/include if none are passed). 391# files are installed in (default is /usr/include if none are passed).
337# 392#
338# Example: 393# Example:
339# src_install() { 394# src_install() {
340# ... 395# ...
341# prep_ml_includes /usr/qt/3/include 396# prep_ml_includes /usr/qt/3/include
342# } 397# }
343
344prep_ml_includes() { 398prep_ml_includes() {
345 if [ $(number_abis) -gt 1 ]; then 399 if [[ $(number_abis) -gt 1 ]] ; then
346 local dir 400 local dir
347 local dirs 401 local dirs
348 local base 402 local base
349 403
350 if [ ${#} -eq 0 ]; then 404 if [[ $# -eq 0 ]] ; then
351 dirs="/usr/include" 405 dirs=/usr/include
352 else 406 else
353 dirs="${@}" 407 dirs="$@"
354 fi 408 fi
355 409
356 for dir in ${dirs}; do 410 for dir in ${dirs} ; do
357 base=${T}/gentoo-multilib/${dir}/gentoo-multilib 411 base=${T}/gentoo-multilib/${dir}/gentoo-multilib
358 mkdir -p ${base} 412 mkdir -p "${base}"
359 [ -d ${base}/${ABI} ] && rm -rf ${base}/${ABI} 413 [[ -d ${base}/${ABI} ]] && rm -rf "${base}/${ABI}"
360 mv ${D}/${dir} ${base}/${ABI} 414 mv "${D}/${dir}" "${base}/${ABI}"
361 done 415 done
362 416
363 if is_final_abi; then 417 if is_final_abi; then
364 base=${T}/gentoo-multilib 418 base=${T}/gentoo-multilib
365 pushd ${base} 419 pushd "${base}"
366 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C ${D} 420 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C ${D}
367 popd 421 popd
368 422
423 # This 'set' stuff is required by mips profiles to properly pass
424 # CDEFINE's (which have spaces) to sub-functions
425 set --
369 for dir in ${dirs}; do 426 for dir in ${dirs} ; do
370 local args=${dir} 427 set -- "$@" "${dir}"
371 local abi 428 local abi
372 for abi in $(get_install_abis); do 429 for abi in $(get_install_abis); do
373 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}" 430 set -- "$@" "$(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
374 done 431 done
375 create_ml_includes ${args} 432 create_ml_includes "$@"
376 done 433 done
377 fi 434 fi
378 fi 435 fi
379} 436}
380 437
438# @FUNCTION: create_ml_includes
439# @USAGE: <include_dir> <symbol_1>:<dir_1> [<symbol_2>:<dir_2>...]
440# @DESCRIPTION:
381# If you need more control than prep_ml_includes can offer (like linux-headers 441# If you need more control than prep_ml_includes can offer (like linux-headers
382# for the asm-* dirs, then use create_ml_includes. The firs argument is the 442# for the asm-* dirs, then use create_ml_includes. The firs argument is the
383# common dir. The remaining args are of the form <symbol>:<dir> where 443# common dir. The remaining args are of the form <symbol>:<dir> where
384# <symbol> is what is put in the #ifdef for choosing that dir. 444# <symbol> is what is put in the #ifdef for choosing that dir.
385# 445#
386# Ideas for this code came from debian's sparc-linux headers package. 446# Ideas for this code came from debian's sparc-linux headers package.
387# 447#
388# Example: 448# Example:
389# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 449# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
390# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 450# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
451#
452# Warning: Be careful with the ordering here. The default ABI has to be the
453# last, because it is always defined (by GCC)
391create_ml_includes() { 454create_ml_includes() {
392 local dest="${1}" 455 local dest=$1
393 shift 456 shift
394 local mlinfo="${@}"
395 local basedirs=$(create_ml_includes-listdirs ${mlinfo}) 457 local basedirs=$(create_ml_includes-listdirs "$@")
396 458
397 create_ml_includes-makedestdirs ${dest} ${basedirs} 459 create_ml_includes-makedestdirs ${dest} ${basedirs}
398 460
399 local file 461 local file
400 for file in $(create_ml_includes-allfiles ${basedirs}); do 462 for file in $(create_ml_includes-allfiles ${basedirs}) ; do
401 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')" 463 #local name=$(echo ${file} | tr '[:lower:]' '[:upper:]' | sed 's:[^[:upper:]]:_:g')
402 { 464 (
403 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */" 465 echo "/* Autogenerated by create_ml_includes() in multilib.eclass */"
404 466
405 local dir 467 local dir
406 for dir in ${basedirs}; do 468 for dir in ${basedirs}; do
407 if [ -f "${D}/${dir}/${file}" ]; then 469 if [[ -f ${D}/${dir}/${file} ]] ; then
470 echo ""
408 local sym=$(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) 471 local sym=$(create_ml_includes-sym_for_dir ${dir} "$@")
472 if [[ ${sym/=} != "${sym}" ]] ; then
473 echo "#if ${sym}"
409 if [[ ${sym::1} == "!" ]]; then 474 elif [[ ${sym::1} == "!" ]] ; then
410 echo "#ifndef ${sym:1}" 475 echo "#ifndef ${sym:1}"
411 else 476 else
412 echo "#ifdef ${sym}" 477 echo "#ifdef ${sym}"
413 fi 478 fi
414 echo "#include <$(create_ml_includes-absolute ${dir}/${file})>" 479 echo "# include <$(create_ml_includes-absolute ${dir}/${file})>"
415 echo "#endif /* ${sym} */" 480 echo "#endif /* ${sym} */"
416 echo ""
417 fi 481 fi
418 done 482 done
419 483
420 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */" 484 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */"
421 } > ${D}/${dest}/${file} 485 ) > "${D}/${dest}/${file}"
422 done 486 done
423} 487}
424 488
425# Helper function for create_ml_includes 489# Helper function for create_ml_includes
426create_ml_includes-absolute() { 490create_ml_includes-absolute() {
427 local dst="$(create_ml_includes-tidy_path ${1})" 491 local dst="$(create_ml_includes-tidy_path $1)"
428 492
429 dst=(${dst//\// }) 493 dst=(${dst//\// })
430 494
431 local i 495 local i
432 for ((i=0; i<${#dst[*]}; i++)); do 496 for ((i=0; i<${#dst[*]}; i++)); do
442 echo -n ${dst[i]} 506 echo -n ${dst[i]}
443} 507}
444 508
445# Helper function for create_ml_includes 509# Helper function for create_ml_includes
446create_ml_includes-tidy_path() { 510create_ml_includes-tidy_path() {
447 local removed="${1}" 511 local removed=$1
448 512
449 if [ -n "${removed}" ]; then 513 if [ -n "${removed}" ]; then
450 # Remove multiple slashes 514 # Remove multiple slashes
451 while [ "${removed}" != "${removed/\/\//\/}" ]; do 515 while [ "${removed}" != "${removed/\/\//\/}" ]; do
452 removed=${removed/\/\//\/} 516 removed=${removed/\/\//\/}
478 542
479# Helper function for create_ml_includes 543# Helper function for create_ml_includes
480create_ml_includes-listdirs() { 544create_ml_includes-listdirs() {
481 local dirs 545 local dirs
482 local data 546 local data
483 for data in ${@}; do 547 for data in "$@"; do
484 dirs="${dirs} ${data/*:/}" 548 dirs="${dirs} ${data/*:/}"
485 done 549 done
486 echo ${dirs:1} 550 echo ${dirs:1}
487} 551}
488 552
489# Helper function for create_ml_includes 553# Helper function for create_ml_includes
490create_ml_includes-makedestdirs() { 554create_ml_includes-makedestdirs() {
491 local dest=${1} 555 local dest=$1
492 shift 556 shift
493 local basedirs=${@} 557 local basedirs=$@
494 558
495 dodir ${dest} 559 dodir ${dest}
496 560
497 local basedir 561 local basedir
498 for basedir in ${basedirs}; do 562 for basedir in ${basedirs}; do
503 done 567 done
504} 568}
505 569
506# Helper function for create_ml_includes 570# Helper function for create_ml_includes
507create_ml_includes-allfiles() { 571create_ml_includes-allfiles() {
508 local basedirs=${@}
509
510 local basedir 572 local basedir file
511 for basedir in ${basedirs}; do 573 for basedir in "$@" ; do
512 local file
513 for file in $(find ${D}/${basedir} -type f); do 574 for file in $(find "${D}"/${basedir} -type f); do
514 echo ${file/${D}\/${basedir}\//} 575 echo ${file/${D}\/${basedir}\//}
515 done 576 done
516 done | sort | uniq 577 done | sort | uniq
517} 578}
518 579
519# Helper function for create_ml_includes 580# Helper function for create_ml_includes
520create_ml_includes-sym_for_dir() { 581create_ml_includes-sym_for_dir() {
521 local dir="${1}" 582 local dir=$1
522 shift 583 shift
523 local data 584 local data
524 for data in ${@}; do 585 for data in "$@"; do
525 if [ "${dir}" = "${data/*:/}" ]; then 586 if [[ ${data} == *:${dir} ]] ; then
526 echo ${data/:*/} 587 echo ${data/:*/}
527 return 0 588 return 0
528 fi 589 fi
529 done 590 done
530 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}" 591 echo "Shouldn't be here -- create_ml_includes-sym_for_dir $1 $@"
531 # exit because we'll likely be called from a subshell 592 # exit because we'll likely be called from a subshell
532 exit 1 593 exit 1
533} 594}
534 595
596# @FUNCTION: get_libname
597# @USAGE: [version]
598# @DESCRIPTION:
599# Returns libname with proper suffix {.so,.dylib} and optionally supplied version
600# for ELF/MACH-O shared objects
601#
602# Example:
603# get_libname libfoo ${PV}
604# Returns: libfoo.so.${PV} (ELF) || libfoo.${PV}.dylib (MACH)
535get_libname() { 605get_libname() {
606 local libname
536 local ver=$1 607 local ver=$1
537 if use userland_Darwin ; then 608 case ${CHOST} in
609 mingw*|*-mingw*) libname="dll";;
610 *-darwin*) libname="dylib";;
611 *) libname="so";;
612 esac
613
538 if [ -z ${ver} ] ; then 614 if [[ -z $* ]] ; then
539 echo ".dylib" 615 echo ".${libname}"
540 else
541 echo ".${ver}.dylib"
542 fi
543 else 616 else
544 if [ -z ${ver} ] ; then 617 for ver in "$@" ; do
545 echo ".so" 618 case ${CHOST} in
619 *-darwin*) echo ".${ver}.${libname}";;
620 *) echo ".${libname}.${ver}";;
621 esac
622 done
623 fi
624}
625
626# This is for the toolchain to setup profile variables when pulling in
627# a crosscompiler (and thus they aren't set in the profile)
628multilib_env() {
629 local CTARGET=${1:-${CTARGET}}
630
631 case ${CTARGET} in
632 x86_64*)
633 export CFLAGS_x86=${CFLAGS_x86--m32}
634 export CHOST_x86=${CTARGET/x86_64/i686}
635 export CTARGET_x86=${CHOST_x86}
636 export CDEFINE_x86="__i386__"
637 export LIBDIR_x86="lib"
638
639 export CFLAGS_amd64=${CFLAGS_amd64--m64}
640 export CHOST_amd64=${CTARGET}
641 export CTARGET_amd64=${CHOST_amd64}
642 export CDEFINE_amd64="__x86_64__"
643 export LIBDIR_amd64="lib64"
644
645 export MULTILIB_ABIS="amd64 x86"
646 export DEFAULT_ABI="amd64"
647 ;;
648 mips64*)
649 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
650 export CHOST_o32=${CTARGET/mips64/mips}
651 export CTARGET_o32=${CHOST_o32}
652 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
653 export LIBDIR_o32="lib"
654
655 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
656 export CHOST_n32=${CTARGET}
657 export CTARGET_n32=${CHOST_n32}
658 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
659 export LIBDIR_n32="lib32"
660
661 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
662 export CHOST_n64=${CTARGET}
663 export CTARGET_n64=${CHOST_n64}
664 export CDEFINE_n64="_MIPS_SIM == _ABI64"
665 export LIBDIR_n64="lib64"
666
667 export MULTILIB_ABIS="n64 n32 o32"
668 export DEFAULT_ABI="n32"
669 ;;
670 powerpc64*)
671 export CFLAGS_ppc=${CFLAGS_ppc--m32}
672 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
673 export CTARGET_ppc=${CHOST_ppc}
674 export CDEFINE_ppc="!__powerpc64__"
675 export LIBDIR_ppc="lib"
676
677 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
678 export CHOST_ppc64=${CTARGET}
679 export CTARGET_ppc64=${CHOST_ppc64}
680 export CDEFINE_ppc64="__powerpc64__"
681 export LIBDIR_ppc64="lib64"
682
683 export MULTILIB_ABIS="ppc64 ppc"
684 export DEFAULT_ABI="ppc64"
685 ;;
686 s390x*)
687 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
688 export CHOST_s390=${CTARGET/s390x/s390}
689 export CTARGET_s390=${CHOST_s390}
690 export CDEFINE_s390="!__s390x__"
691 export LIBDIR_s390="lib"
692
693 export CFLAGS_s390x=${CFLAGS_s390x--m64}
694 export CHOST_s390x=${CTARGET}
695 export CTARGET_s390x=${CHOST_s390x}
696 export CDEFINE_s390x="__s390x__"
697 export LIBDIR_s390x="lib64"
698
699 export MULTILIB_ABIS="s390x s390"
700 export DEFAULT_ABI="s390x"
701 ;;
702 sparc64*)
703 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
704 export CHOST_sparc32=${CTARGET/sparc64/sparc}
705 export CTARGET_sparc32=${CHOST_sparc32}
706 export CDEFINE_sparc32="!__arch64__"
707 export LIBDIR_sparc32="lib"
708
709 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
710 export CHOST_sparc64=${CTARGET}
711 export CTARGET_sparc64=${CHOST_sparc64}
712 export CDEFINE_sparc64="__arch64__"
713 export LIBDIR_sparc64="lib64"
714
715 export MULTILIB_ABIS="sparc64 sparc32"
716 export DEFAULT_ABI="sparc64"
717 ;;
718 *)
719 export MULTILIB_ABIS="default"
720 export DEFAULT_ABI="default"
721 ;;
722 esac
723}
724
725# @FUNCTION: multilib_toolchain_setup
726# @DESCRIPTION:
727# Hide multilib details here for packages which are forced to be compiled for a
728# specific ABI when run on another ABI (like x86-specific packages on amd64)
729multilib_toolchain_setup() {
730 export ABI=$1
731
732 if has_version app-admin/eselect-compiler ; then
733 # Binutils doesn't have wrappers for ld and as (yet). Eventually it
734 # will, and all this can just be handled with CHOST.
735 export LD="ld $(get_abi_LDFLAGS $1)"
736 export AS="as $(get_abi_ASFLAGS $1)"
737
738 export CHOST=$(get_abi_CHOST $1)
739 export CBUILD=$(get_abi_CHOST $1)
546 else 740 else
547 echo ".so.${ver}" 741 tc-export CC
548 fi 742 fi
549 fi
550} 743}
551

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