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Revision 1.32 Revision 1.60
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2007 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 1.60 2007/03/27 01:46:50 vapier Exp $
4# 4#
5# Author: Jeremy Huddleston <eradicator@gentoo.org> 5# Maintainer: amd64@gentoo.org / toolchain@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.
9 9
10___ECLASS_RECUR_MULTILIB="yes"
11[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs
10 12
11DESCRIPTION="Based on the ${ECLASS} eclass" 13DESCRIPTION="Based on the ${ECLASS} eclass"
12 14
13# has_multilib_profile: 15# has_multilib_profile:
14# Return true if the current profile is a multilib profile and lists more than 16# Return true if the current profile is a multilib profile and lists more than
95### END DOCUMENTATION ### 97### END DOCUMENTATION ###
96 98
97# Defaults: 99# Defaults:
98export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 100export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
99export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 101export 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 102export CFLAGS_default
103export LDFLAGS_default 103export LDFLAGS_default
104export CHOST_default=${CHOST_default:-${CHOST}} 104export CHOST_default=${CHOST_default:-${CHOST}}
105export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
105export LIBDIR_default=${CONF_LIBDIR:-"lib"} 106export LIBDIR_default=${CONF_LIBDIR:-"lib"}
106export CDEFINE_default="__unix__" 107export CDEFINE_default="__unix__"
108export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
107 109
108# has_multilib_profile() 110# has_multilib_profile()
109has_multilib_profile() { 111has_multilib_profile() {
110 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 112 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
111} 113}
175# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 177# 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. 178# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
177# 179#
178# Jeremy Huddleston <eradicator@gentoo.org> 180# Jeremy Huddleston <eradicator@gentoo.org>
179get_abi_var() { 181get_abi_var() {
180 local flag=${1} 182 local flag=$1
181 local abi 183 local abi
182 if [ $# -gt 1 ]; then 184 if [ $# -gt 1 ]; then
183 abi=${2} 185 abi=${2}
184 elif [ -n "${ABI}" ]; then 186 elif [ -n "${ABI}" ]; then
185 abi=${ABI} 187 abi=${ABI}
191 193
192 local var="${flag}_${abi}" 194 local var="${flag}_${abi}"
193 echo ${!var} 195 echo ${!var}
194} 196}
195 197
196get_abi_CFLAGS() { get_abi_var CFLAGS "${@}"; } 198get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
199get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
197get_abi_LDFLAGS() { get_abi_var LDFLAGS "${@}"; } 200get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
198get_abi_CHOST() { get_abi_var CHOST "${@}"; } 201get_abi_CHOST() { get_abi_var CHOST "$@"; }
202get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
199get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "${@}"; } 203get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
200get_abi_CDEFINE() { get_abi_var CDEFINE "${@}"; } 204get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
201get_abi_LIBDIR() { get_abi_var LIBDIR "${@}"; } 205get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
202 206
203# Return a list of the ABIs we want to install for with 207# Return a list of the ABIs we want to install for with
204# the last one in the list being the default. 208# the last one in the list being the default.
205get_install_abis() { 209get_install_abis() {
206 local order="" 210 local order=""
207 211
208 if [ -z "${MULTILIB_ABIS}" ]; then 212 if [[ -z ${MULTILIB_ABIS} ]] ; then
209 echo "default" 213 echo "default"
210 return 0 214 return 0
211 fi 215 fi
212 216
213 if hasq multilib-pkg-force ${RESTRICT} || 217 if hasq multilib-pkg-force ${RESTRICT} ||
214 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then 218 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
215 for x in ${MULTILIB_ABIS}; do 219 for x in ${MULTILIB_ABIS} ; do
216 if [ "${x}" != "${DEFAULT_ABI}" ]; then 220 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
217 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 221 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}"
218 fi 222 fi
219 done 223 done
220 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 224 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}"
221 225
222 if [ -n "${ABI_ALLOW}" ]; then 226 if [[ -n ${ABI_ALLOW} ]] ; then
223 local ordera="" 227 local ordera=""
224 for x in ${order}; do 228 for x in ${order} ; do
225 if hasq ${x} ${ABI_ALLOW}; then 229 if hasq ${x} ${ABI_ALLOW} ; then
226 ordera="${ordera} ${x}" 230 ordera="${ordera} ${x}"
227 fi 231 fi
228 done 232 done
229 order="${ordera}" 233 order=${ordera}
230 fi 234 fi
231 else 235 else
232 order="${DEFAULT_ABI}" 236 order=${DEFAULT_ABI}
233 fi 237 fi
234 238
235 if [ -z "${order}" ]; then 239 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." 240 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 241 fi
238 242
239 echo ${order} 243 echo ${order}
240 return 0 244 return 0
243# Return a list of the ABIs supported by this profile. 247# Return a list of the ABIs supported by this profile.
244# the last one in the list being the default. 248# the last one in the list being the default.
245get_all_abis() { 249get_all_abis() {
246 local order="" 250 local order=""
247 251
248 if [ -z "${MULTILIB_ABIS}" ]; then 252 if [[ -z ${MULTILIB_ABIS} ]] ; then
249 echo "default" 253 echo "default"
250 return 0 254 return 0
251 fi 255 fi
252 256
253 for x in ${MULTILIB_ABIS}; do 257 for x in ${MULTILIB_ABIS}; do
254 if [ "${x}" != "${DEFAULT_ABI}" ]; then 258 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
255 order="${order:+${order }}${x}" 259 order="${order:+${order} }${x}"
256 fi 260 fi
257 done 261 done
258 order="${order:+${order} }${DEFAULT_ABI}" 262 order="${order:+${order} }${DEFAULT_ABI}"
259 263
260 echo ${order} 264 echo ${order}
267get_all_libdirs() { 271get_all_libdirs() {
268 local libdirs="lib" 272 local libdirs="lib"
269 local abi 273 local abi
270 local dir 274 local dir
271 275
272 if has_multilib_profile; then
273 for abi in ${MULTILIB_ABIS}; do 276 for abi in ${MULTILIB_ABIS}; do
274 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 277 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
275 done 278 done
276 elif [ -n "${CONF_LIBDIR}" ]; then
277 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
278 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
279 done
280 fi
281 279
282 echo "${libdirs}" 280 echo "${libdirs}"
283} 281}
284 282
285# Return true if ${ABI} is the last ABI on our list (or if we're not 283# Return true if ${ABI} is the last ABI on our list (or if we're not
301# include dir defaults to /usr/include 299# include dir defaults to /usr/include
302# ABI defaults to ${ABI} or ${DEFAULT_ABI} 300# ABI defaults to ${ABI} or ${DEFAULT_ABI}
303get_ml_incdir() { 301get_ml_incdir() {
304 local dir=/usr/include 302 local dir=/usr/include
305 303
306 if [[ ${#} -gt 0 ]]; then 304 if [[ $# -gt 0 ]]; then
307 incdir=${1} 305 incdir=$1
308 shift 306 shift
309 fi 307 fi
310 308
311 if [[ -z "${MULTILIB_ABIS}" ]]; then 309 if [[ -z "${MULTILIB_ABIS}" ]]; then
312 echo ${incdir} 310 echo ${incdir}
313 return 0 311 return 0
314 fi 312 fi
315 313
316 local abi=${ABI-${DEFAULT_ABI}} 314 local abi=${ABI-${DEFAULT_ABI}}
317 if [[ ${#} -gt 0 ]]; then 315 if [[ $# -gt 0 ]]; then
318 abi=${1} 316 abi=$1
319 shift 317 shift
320 fi 318 fi
321 319
322 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then 320 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then
323 echo ${dir}/gentoo-multilib/${abi} 321 echo ${dir}/gentoo-multilib/${abi}
340# ... 338# ...
341# prep_ml_includes /usr/qt/3/include 339# prep_ml_includes /usr/qt/3/include
342# } 340# }
343 341
344prep_ml_includes() { 342prep_ml_includes() {
345 if [ $(number_abis) -gt 1 ]; then 343 if [[ $(number_abis) -gt 1 ]] ; then
346 local dir 344 local dir
347 local dirs 345 local dirs
348 local base 346 local base
349 347
350 if [ ${#} -eq 0 ]; then 348 if [[ $# -eq 0 ]] ; then
351 dirs="/usr/include" 349 dirs=/usr/include
352 else 350 else
353 dirs="${@}" 351 dirs="$@"
354 fi 352 fi
355 353
356 for dir in ${dirs}; do 354 for dir in ${dirs} ; do
357 base=${T}/gentoo-multilib/${dir}/gentoo-multilib 355 base=${T}/gentoo-multilib/${dir}/gentoo-multilib
358 mkdir -p ${base} 356 mkdir -p "${base}"
359 [ -d ${base}/${ABI} ] && rm -rf ${base}/${ABI} 357 [[ -d ${base}/${ABI} ]] && rm -rf "${base}/${ABI}"
360 mv ${D}/${dir} ${base}/${ABI} 358 mv "${D}/${dir}" "${base}/${ABI}"
361 done 359 done
362 360
363 if is_final_abi; then 361 if is_final_abi; then
364 base=${T}/gentoo-multilib 362 base=${T}/gentoo-multilib
365 pushd ${base} 363 pushd "${base}"
366 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C ${D} 364 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C ${D}
367 popd 365 popd
368 366
367 # This 'set' stuff is required by mips profiles to properly pass
368 # CDEFINE's (which have spaces) to sub-functions
369 set --
369 for dir in ${dirs}; do 370 for dir in ${dirs} ; do
370 local args=${dir} 371 set -- "$@" "${dir}"
371 local abi 372 local abi
372 for abi in $(get_install_abis); do 373 for abi in $(get_install_abis); do
373 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}" 374 set -- "$@" "$(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
374 done 375 done
375 create_ml_includes ${args} 376 create_ml_includes "$@"
376 done 377 done
377 fi 378 fi
378 fi 379 fi
379} 380}
380 381
386# Ideas for this code came from debian's sparc-linux headers package. 387# Ideas for this code came from debian's sparc-linux headers package.
387# 388#
388# Example: 389# Example:
389# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 390# 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_64 391# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
392#
393# Warning: Be careful with the ordering here. The default ABI has to be the
394# last, because it is always defined (by GCC)
391create_ml_includes() { 395create_ml_includes() {
392 local dest="${1}" 396 local dest=$1
393 shift 397 shift
394 local mlinfo="${@}"
395 local basedirs=$(create_ml_includes-listdirs ${mlinfo}) 398 local basedirs=$(create_ml_includes-listdirs "$@")
396 399
397 create_ml_includes-makedestdirs ${dest} ${basedirs} 400 create_ml_includes-makedestdirs ${dest} ${basedirs}
398 401
399 local file 402 local file
400 for file in $(create_ml_includes-allfiles ${basedirs}); do 403 for file in $(create_ml_includes-allfiles ${basedirs}) ; do
401 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')" 404 #local name=$(echo ${file} | tr '[:lower:]' '[:upper:]' | sed 's:[^[:upper:]]:_:g')
402 { 405 (
403 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */" 406 echo "/* Autogenerated by create_ml_includes() in multilib.eclass */"
404 407
405 local dir 408 local dir
406 for dir in ${basedirs}; do 409 for dir in ${basedirs}; do
407 if [ -f "${D}/${dir}/${file}" ]; then 410 if [[ -f ${D}/${dir}/${file} ]] ; then
411 echo ""
408 local sym=$(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) 412 local sym=$(create_ml_includes-sym_for_dir ${dir} "$@")
413 if [[ ${sym/=} != "${sym}" ]] ; then
414 echo "#if ${sym}"
409 if [[ ${sym::1} == "!" ]]; then 415 elif [[ ${sym::1} == "!" ]] ; then
410 echo "#ifndef ${sym:1}" 416 echo "#ifndef ${sym:1}"
411 else 417 else
412 echo "#ifdef ${sym}" 418 echo "#ifdef ${sym}"
413 fi 419 fi
414 echo "#include <$(create_ml_includes-absolute ${dir}/${file})>" 420 echo "# include <$(create_ml_includes-absolute ${dir}/${file})>"
415 echo "#endif /* ${sym} */" 421 echo "#endif /* ${sym} */"
416 echo ""
417 fi 422 fi
418 done 423 done
419 424
420 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */" 425 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */"
421 } > ${D}/${dest}/${file} 426 ) > "${D}/${dest}/${file}"
422 done 427 done
423} 428}
424 429
425# Helper function for create_ml_includes 430# Helper function for create_ml_includes
426create_ml_includes-absolute() { 431create_ml_includes-absolute() {
427 local dst="$(create_ml_includes-tidy_path ${1})" 432 local dst="$(create_ml_includes-tidy_path $1)"
428 433
429 dst=(${dst//\// }) 434 dst=(${dst//\// })
430 435
431 local i 436 local i
432 for ((i=0; i<${#dst[*]}; i++)); do 437 for ((i=0; i<${#dst[*]}; i++)); do
442 echo -n ${dst[i]} 447 echo -n ${dst[i]}
443} 448}
444 449
445# Helper function for create_ml_includes 450# Helper function for create_ml_includes
446create_ml_includes-tidy_path() { 451create_ml_includes-tidy_path() {
447 local removed="${1}" 452 local removed=$1
448 453
449 if [ -n "${removed}" ]; then 454 if [ -n "${removed}" ]; then
450 # Remove multiple slashes 455 # Remove multiple slashes
451 while [ "${removed}" != "${removed/\/\//\/}" ]; do 456 while [ "${removed}" != "${removed/\/\//\/}" ]; do
452 removed=${removed/\/\//\/} 457 removed=${removed/\/\//\/}
478 483
479# Helper function for create_ml_includes 484# Helper function for create_ml_includes
480create_ml_includes-listdirs() { 485create_ml_includes-listdirs() {
481 local dirs 486 local dirs
482 local data 487 local data
483 for data in ${@}; do 488 for data in "$@"; do
484 dirs="${dirs} ${data/*:/}" 489 dirs="${dirs} ${data/*:/}"
485 done 490 done
486 echo ${dirs:1} 491 echo ${dirs:1}
487} 492}
488 493
489# Helper function for create_ml_includes 494# Helper function for create_ml_includes
490create_ml_includes-makedestdirs() { 495create_ml_includes-makedestdirs() {
491 local dest=${1} 496 local dest=$1
492 shift 497 shift
493 local basedirs=${@} 498 local basedirs=$@
494 499
495 dodir ${dest} 500 dodir ${dest}
496 501
497 local basedir 502 local basedir
498 for basedir in ${basedirs}; do 503 for basedir in ${basedirs}; do
503 done 508 done
504} 509}
505 510
506# Helper function for create_ml_includes 511# Helper function for create_ml_includes
507create_ml_includes-allfiles() { 512create_ml_includes-allfiles() {
508 local basedirs=${@}
509
510 local basedir 513 local basedir file
511 for basedir in ${basedirs}; do 514 for basedir in "$@" ; do
512 local file
513 for file in $(find ${D}/${basedir} -type f); do 515 for file in $(find "${D}"/${basedir} -type f); do
514 echo ${file/${D}\/${basedir}\//} 516 echo ${file/${D}\/${basedir}\//}
515 done 517 done
516 done | sort | uniq 518 done | sort | uniq
517} 519}
518 520
519# Helper function for create_ml_includes 521# Helper function for create_ml_includes
520create_ml_includes-sym_for_dir() { 522create_ml_includes-sym_for_dir() {
521 local dir="${1}" 523 local dir=$1
522 shift 524 shift
523 local data 525 local data
524 for data in ${@}; do 526 for data in "$@"; do
525 if [ "${dir}" = "${data/*:/}" ]; then 527 if [[ ${data} == *:${dir} ]] ; then
526 echo ${data/:*/} 528 echo ${data/:*/}
527 return 0 529 return 0
528 fi 530 fi
529 done 531 done
530 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}" 532 echo "Shouldn't be here -- create_ml_includes-sym_for_dir $1 $@"
531 # exit because we'll likely be called from a subshell 533 # exit because we'll likely be called from a subshell
532 exit 1 534 exit 1
533} 535}
534 536
535get_libname() { 537get_libname() {
538 local libname
536 local ver=$1 539 local ver=$1
537 if use userland_Darwin ; then 540 case ${CHOST} in
541 *-darwin*) libname="dylib";;
542 *) libname="so";;
543 esac
544
538 if [ -z ${ver} ] ; then 545 if [[ -z $@ ]] ; then
539 echo ".dylib" 546 echo ".${libname}"
540 else
541 echo ".${ver}.dylib"
542 fi
543 else 547 else
544 if [ -z ${ver} ] ; then 548 for ver in "$@" ; do
545 echo ".so" 549 case ${CHOST} in
550 *-darwin*) echo ".${ver}.${libname}";;
551 *) echo ".${libname}.${ver}";;
552 esac
553 done
554 fi
555}
556
557# This is for the toolchain to setup profile variables when pulling in
558# a crosscompiler (and thus they aren't set in the profile)
559multilib_env() {
560 local CTARGET=${1:-${CTARGET}}
561
562 case ${CTARGET} in
563 x86_64*)
564 export CFLAGS_x86=${CFLAGS_x86--m32}
565 export CHOST_x86=${CTARGET/x86_64/i686}
566 export CTARGET_x86=${CHOST_x86}
567 export CDEFINE_x86="__i386__"
568 export LIBDIR_x86="lib"
569
570 export CFLAGS_amd64=${CFLAGS_amd64--m64}
571 export CHOST_amd64=${CTARGET}
572 export CTARGET_amd64=${CHOST_amd64}
573 export CDEFINE_amd64="__x86_64__"
574 export LIBDIR_amd64="lib64"
575
576 export MULTILIB_ABIS="amd64 x86"
577 export DEFAULT_ABI="amd64"
578 ;;
579 mips64*)
580 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
581 export CHOST_o32=${CTARGET/mips64/mips}
582 export CTARGET_o32=${CHOST_o32}
583 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
584 export LIBDIR_o32="lib"
585
586 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
587 export CHOST_n32=${CTARGET}
588 export CTARGET_n32=${CHOST_n32}
589 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
590 export LIBDIR_n32="lib32"
591
592 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
593 export CHOST_n64=${CTARGET}
594 export CTARGET_n64=${CHOST_n64}
595 export CDEFINE_n64="_MIPS_SIM == _ABI64"
596 export LIBDIR_n64="lib64"
597
598 export MULTILIB_ABIS="n64 n32 o32"
599 export DEFAULT_ABI="n32"
600 ;;
601 powerpc64*)
602 export CFLAGS_ppc=${CFLAGS_ppc--m32}
603 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
604 export CTARGET_ppc=${CHOST_ppc}
605 export CDEFINE_ppc="!__powerpc64__"
606 export LIBDIR_ppc="lib"
607
608 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
609 export CHOST_ppc64=${CTARGET}
610 export CTARGET_ppc64=${CHOST_ppc64}
611 export CDEFINE_ppc64="__powerpc64__"
612 export LIBDIR_ppc64="lib64"
613
614 export MULTILIB_ABIS="ppc64 ppc"
615 export DEFAULT_ABI="ppc64"
616 ;;
617 s390x*)
618 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
619 export CHOST_s390=${CTARGET/s390x/s390}
620 export CTARGET_s390=${CHOST_s390}
621 export CDEFINE_s390="!__s390x__"
622 export LIBDIR_s390="lib"
623
624 export CFLAGS_s390x=${CFLAGS_s390x--m64}
625 export CHOST_s390x=${CTARGET}
626 export CTARGET_s390x=${CHOST_s390x}
627 export CDEFINE_s390x="__s390x__"
628 export LIBDIR_s390x="lib64"
629
630 export MULTILIB_ABIS="s390x s390"
631 export DEFAULT_ABI="s390x"
632 ;;
633 sparc64*)
634 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
635 export CHOST_sparc32=${CTARGET/sparc64/sparc}
636 export CTARGET_sparc32=${CHOST_sparc32}
637 export CDEFINE_sparc32="!__arch64__"
638 export LIBDIR_sparc32="lib"
639
640 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
641 export CHOST_sparc64=${CTARGET}
642 export CTARGET_sparc64=${CHOST_sparc64}
643 export CDEFINE_sparc64="__arch64__"
644 export LIBDIR_sparc64="lib64"
645
646 export MULTILIB_ABIS="sparc64 sparc32"
647 export DEFAULT_ABI="sparc64"
648 ;;
649 *)
650 export MULTILIB_ABIS="default"
651 export DEFAULT_ABI="default"
652 ;;
653 esac
654}
655
656# Hide multilib details here for packages which are forced to be compiled for a
657# specific ABI when run on another ABI (like x86-specific packages on amd64)
658multilib_toolchain_setup() {
659 export ABI=$1
660
661 if has_version app-admin/eselect-compiler ; then
662 # Binutils doesn't have wrappers for ld and as (yet). Eventually it
663 # will, and all this can just be handled with CHOST.
664 export LD="ld $(get_abi_LDFLAGS $1)"
665 export AS="as $(get_abi_ASFLAGS $1)"
666
667 export CHOST=$(get_abi_CHOST $1)
668 export CBUILD=$(get_abi_CHOST $1)
546 else 669 else
547 echo ".so.${ver}" 670 tc-export CC
548 fi 671 fi
549 fi
550} 672}
551

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