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Revision 1.22 Revision 1.51
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 1.22 2005/02/14 11:33:11 eradicator Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.51 2006/06/20 18:27:50 vapier 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.
9
10ECLASS=multilib
11INHERITED="$INHERITED $ECLASS"
12 9
13DESCRIPTION="Based on the ${ECLASS} eclass" 10DESCRIPTION="Based on the ${ECLASS} eclass"
14 11
15# has_multilib_profile: 12# has_multilib_profile:
16# Return true if the current profile is a multilib profile and lists more than 13# Return true if the current profile is a multilib profile and lists more than
84# 81#
85# Example: 82# Example:
86# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 83# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
87# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 84# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
88 85
86# get_libname [version]
87# returns libname with proper suffix {.so,.dylib} and optionally supplied version
88# for ELF/MACH-O shared objects
89#
90# Example:
91# get_libname libfoo ${PV}
92# Returns: libfoo.so.${PV} (ELF) || libfoo.${PV}.dylib (MACH)
93
89### END DOCUMENTATION ### 94### END DOCUMENTATION ###
90 95
91# Defaults: 96# Defaults:
92export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 97export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
93export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 98export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
94export ABI=${ABI:-"default"}
95export CFLAGS_default="" 99export CFLAGS_default
96export LDFLAGS_default="" 100export LDFLAGS_default
97export CHOST_default=${CHOST} 101export CHOST_default=${CHOST_default:-${CHOST}}
102export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
98export LIBDIR_default=${CONF_LIBDIR:-"lib"} 103export LIBDIR_default=${CONF_LIBDIR:-"lib"}
99export CDEFINE_default="__unix__" 104export CDEFINE_default="__unix__"
105export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
100 106
101# has_multilib_profile() 107# has_multilib_profile()
102has_multilib_profile() { 108has_multilib_profile() {
103 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 109 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
104} 110}
168# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 174# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used.
169# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string. 175# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
170# 176#
171# Jeremy Huddleston <eradicator@gentoo.org> 177# Jeremy Huddleston <eradicator@gentoo.org>
172get_abi_var() { 178get_abi_var() {
173 local flag=${1} 179 local flag=$1
174 local abi 180 local abi
175 if [ $# -gt 1 ]; then 181 if [ $# -gt 1 ]; then
176 abi=${2} 182 abi=${2}
177 elif [ -n "${ABI}" ]; then 183 elif [ -n "${ABI}" ]; then
178 abi=${ABI} 184 abi=${ABI}
184 190
185 local var="${flag}_${abi}" 191 local var="${flag}_${abi}"
186 echo ${!var} 192 echo ${!var}
187} 193}
188 194
189get_abi_CFLAGS() { get_abi_var CFLAGS "${@}"; } 195get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
196get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
190get_abi_LDFLAGS() { get_abi_var LDFLAGS "${@}"; } 197get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
191get_abi_CHOST() { get_abi_var CHOST "${@}"; } 198get_abi_CHOST() { get_abi_var CHOST "$@"; }
199get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
192get_abi_CDEFINE() { get_abi_var CDEFINE "${@}"; } 200get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
193get_abi_LIBDIR() { get_abi_var LIBDIR "${@}"; } 201get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
194 202
195# Return a list of the ABIs we want to install for with 203# Return a list of the ABIs we want to install for with
196# the last one in the list being the default. 204# the last one in the list being the default.
197get_install_abis() { 205get_install_abis() {
198 local order="" 206 local order=""
199 207
200 if [ -z "${MULTILIB_ABIS}" ]; then 208 if [[ -z ${MULTILIB_ABIS} ]] ; then
201 echo "default" 209 echo "default"
202 return 0 210 return 0
203 fi 211 fi
204 212
205 if hasq multilib-pkg-force ${RESTRICT} || 213 if hasq multilib-pkg-force ${RESTRICT} ||
206 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then 214 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
207 for x in ${MULTILIB_ABIS}; do 215 for x in ${MULTILIB_ABIS} ; do
208 if [ "${x}" != "${DEFAULT_ABI}" ]; then 216 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
209 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 217 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}"
210 fi 218 fi
211 done 219 done
212 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 220 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}"
213 221
214 if [ -n "${ABI_ALLOW}" ]; then 222 if [[ -n ${ABI_ALLOW} ]] ; then
215 local ordera="" 223 local ordera=""
216 for x in ${order}; do 224 for x in ${order} ; do
217 if hasq ${x} ${ABI_ALLOW}; then 225 if hasq ${x} ${ABI_ALLOW} ; then
218 ordera="${ordera} ${x}" 226 ordera="${ordera} ${x}"
219 fi 227 fi
220 done 228 done
221 order="${ordera}" 229 order=${ordera}
222 fi 230 fi
223 else 231 else
224 order="${DEFAULT_ABI}" 232 order=${DEFAULT_ABI}
225 fi 233 fi
226 234
227 if [ -z "${order}" ]; then 235 if [[ -z ${order} ]] ; then
228 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." 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."
229 fi 237 fi
230 238
231 echo ${order} 239 echo ${order}
232 return 0 240 return 0
235# Return a list of the ABIs supported by this profile. 243# Return a list of the ABIs supported by this profile.
236# the last one in the list being the default. 244# the last one in the list being the default.
237get_all_abis() { 245get_all_abis() {
238 local order="" 246 local order=""
239 247
240 if [ -z "${MULTILIB_ABIS}" ]; then 248 if [[ -z ${MULTILIB_ABIS} ]] ; then
241 echo "default" 249 echo "default"
242 return 0 250 return 0
243 fi 251 fi
244 252
245 for x in ${MULTILIB_ABIS}; do 253 for x in ${MULTILIB_ABIS}; do
246 if [ "${x}" != "${DEFAULT_ABI}" ]; then 254 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
247 order="${order:+${order }}${x}" 255 order="${order:+${order} }${x}"
248 fi 256 fi
249 done 257 done
250 order="${order:+${order} }${DEFAULT_ABI}" 258 order="${order:+${order} }${DEFAULT_ABI}"
251 259
252 echo ${order} 260 echo ${order}
259get_all_libdirs() { 267get_all_libdirs() {
260 local libdirs="lib" 268 local libdirs="lib"
261 local abi 269 local abi
262 local dir 270 local dir
263 271
264 if has_multilib_profile; then 272 # Remove when amd64's 2004.3 is purged.
273 if [[ -n "${CONF_LIBDIR}" ]]; then
274 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
275 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
276 done
277 else
265 for abi in ${MULTILIB_ABIS}; do 278 for abi in ${MULTILIB_ABIS}; do
266 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 279 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
267 done
268 elif [ -n "${CONF_LIBDIR}" ]; then
269 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
270 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
271 done 280 done
272 fi 281 fi
273 282
274 echo "${libdirs}" 283 echo "${libdirs}"
275} 284}
276 285
277# Return true if ${ABI} is the last ABI on our list (or if we're not 286# Return true if ${ABI} is the last ABI on our list (or if we're not
278# using the new multilib configuration. This can be used to determine 287# using the new multilib configuration. This can be used to determine
279# if we're in the last (or only) run through src_{unpack,compile,install} 288# if we're in the last (or only) run through src_{unpack,compile,install}
280is_final_abi() { 289is_final_abi() {
281 ! has_multilib_profile && return 0 290 has_multilib_profile || return 0
282 local ALL_ABIS=$(get_install_abis) 291 local ALL_ABIS=$(get_install_abis)
283 local LAST_ABI=${ALL_ABIS/* /} 292 local LAST_ABI=${ALL_ABIS/* /}
284 [ "${LAST_ABI}" = "${ABI}" ] 293 [[ ${LAST_ABI} == ${ABI} ]]
285} 294}
286 295
287# echo the number of ABIs we will be installing for 296# echo the number of ABIs we will be installing for
288number_abis() { 297number_abis() {
289 get_install_abis | wc -w 298 get_install_abis | wc -w
293# include dir defaults to /usr/include 302# include dir defaults to /usr/include
294# ABI defaults to ${ABI} or ${DEFAULT_ABI} 303# ABI defaults to ${ABI} or ${DEFAULT_ABI}
295get_ml_incdir() { 304get_ml_incdir() {
296 local dir=/usr/include 305 local dir=/usr/include
297 306
298 if [[ ${#} -gt 0 ]]; then 307 if [[ $# -gt 0 ]]; then
299 incdir=${1} 308 incdir=$1
300 shift 309 shift
301 fi 310 fi
302 311
303 if [[ -z "${MULTILIB_ABIS}" ]]; then 312 if [[ -z "${MULTILIB_ABIS}" ]]; then
304 echo ${incdir} 313 echo ${incdir}
305 return 0 314 return 0
306 fi 315 fi
307 316
308 local abi=${ABI:-${DEFAULT_ABI}} 317 local abi=${ABI-${DEFAULT_ABI}}
309 if [[ ${#} -gt 0 ]]; then 318 if [[ $# -gt 0 ]]; then
310 abi=${1} 319 abi=$1
311 shift 320 shift
312 fi 321 fi
313 322
314 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then 323 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then
315 echo ${dir}/gentoo-multilib/${abi} 324 echo ${dir}/gentoo-multilib/${abi}
332# ... 341# ...
333# prep_ml_includes /usr/qt/3/include 342# prep_ml_includes /usr/qt/3/include
334# } 343# }
335 344
336prep_ml_includes() { 345prep_ml_includes() {
337 if [ $(number_abis) -gt 1 ]; then 346 if [[ $(number_abis) -gt 1 ]] ; then
338 local dir 347 local dir
339 local dirs 348 local dirs
340 local base 349 local base
341 350
342 if [ ${#} -eq 0 ]; then 351 if [[ $# -eq 0 ]] ; then
343 dirs="/usr/include" 352 dirs=/usr/include
344 else 353 else
345 dirs="${@}" 354 dirs="$@"
346 fi 355 fi
347 356
348 for dir in ${dirs}; do 357 for dir in ${dirs} ; do
349 base=${T}/gentoo-multilib/${dir}/gentoo-multilib 358 base=${T}/gentoo-multilib/${dir}/gentoo-multilib
350 mkdir -p ${base} 359 mkdir -p "${base}"
351 [ -d ${base}/${ABI} ] && rm -rf ${base}/${ABI} 360 [[ -d ${base}/${ABI} ]] && rm -rf "${base}/${ABI}"
352 mv ${D}/${dir} ${base}/${ABI} 361 mv "${D}/${dir}" "${base}/${ABI}"
353 done 362 done
354 363
355 if is_final_abi; then 364 if is_final_abi; then
356 base=${T}/gentoo-multilib 365 base=${T}/gentoo-multilib
357 pushd ${base} 366 pushd "${base}"
358 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C ${D} 367 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C ${D}
359 popd 368 popd
360 369
370 # This 'set' stuff is required by mips profiles to properly pass
371 # CDEFINE's (which have spaces) to sub-functions
372 set --
361 for dir in ${dirs}; do 373 for dir in ${dirs} ; do
362 local args=${dir} 374 set -- "$@" "${dir}"
363 local abi 375 local abi
364 for abi in $(get_install_abis); do 376 for abi in $(get_install_abis); do
365 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}" 377 set -- "$@" "$(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
366 done 378 done
367 create_ml_includes ${args} 379 create_ml_includes "$@"
368 done 380 done
369 fi 381 fi
370 fi 382 fi
371} 383}
372 384
378# Ideas for this code came from debian's sparc-linux headers package. 390# Ideas for this code came from debian's sparc-linux headers package.
379# 391#
380# Example: 392# Example:
381# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 393# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
382# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 394# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
395#
396# Warning: Be careful with the ordering here. The default ABI has to be the
397# last, because it is always defined (by GCC)
383create_ml_includes() { 398create_ml_includes() {
384 local dest="${1}" 399 local dest=$1
385 shift 400 shift
386 local mlinfo="${@}"
387 local basedirs=$(create_ml_includes-listdirs ${mlinfo}) 401 local basedirs=$(create_ml_includes-listdirs "$@")
388 402
389 create_ml_includes-makedestdirs ${dest} ${basedirs} 403 create_ml_includes-makedestdirs ${dest} ${basedirs}
390 404
391 local file 405 local file
392 for file in $(create_ml_includes-allfiles ${basedirs}); do 406 for file in $(create_ml_includes-allfiles ${basedirs}) ; do
393 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')" 407 #local name=$(echo ${file} | tr '[:lower:]' '[:upper:]' | sed 's:[^[:upper:]]:_:g')
394 { 408 (
395 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */" 409 echo "/* Autogenerated by create_ml_includes() in multilib.eclass */"
396 410
397 local dir 411 local dir
398 for dir in ${basedirs}; do 412 for dir in ${basedirs}; do
399 if [ -f "${D}/${dir}/${file}" ]; then 413 if [[ -f ${D}/${dir}/${file} ]] ; then
414 echo ""
400 local sym=$(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) 415 local sym=$(create_ml_includes-sym_for_dir ${dir} "$@")
416 if [[ ${sym/=} != "${sym}" ]] ; then
417 echo "#if ${sym}"
401 if [[ ${sym::1} == "!" ]]; then 418 elif [[ ${sym::1} == "!" ]] ; then
402 echo "#ifndef ${sym:1}" 419 echo "#ifndef ${sym:1}"
403 else 420 else
404 echo "#ifdef ${sym}" 421 echo "#ifdef ${sym}"
405 fi 422 fi
406 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\"" 423 echo "# include <$(create_ml_includes-absolute ${dir}/${file})>"
407 echo "#endif /* ${sym} */" 424 echo "#endif /* ${sym} */"
408 echo ""
409 fi 425 fi
410 done 426 done
411 427
412 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */" 428 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */"
413 } > ${D}/${dest}/${file} 429 ) > "${D}/${dest}/${file}"
414 done 430 done
415} 431}
416 432
417# Helper function for create_ml_includes 433# Helper function for create_ml_includes
418create_ml_includes-relative_between() { 434create_ml_includes-absolute() {
419 local src="$(create_ml_includes-tidy_path ${1})"
420 local dst="$(create_ml_includes-tidy_path ${2})" 435 local dst="$(create_ml_includes-tidy_path $1)"
421 436
422 src=(${src//\// })
423 dst=(${dst//\// }) 437 dst=(${dst//\// })
424 438
425 local i 439 local i
426 for ((i=0; i<${#src[*]}; i++)); do 440 for ((i=0; i<${#dst[*]}; i++)); do
427 [ "${dst[i]}" != "${src[i]}" ] && break 441 [ "${dst[i]}" == "include" ] && break
428 done 442 done
429 443
430 local common=$i 444 local strip_upto=$i
431 445
432 for ((i=${#src[*]}; i>common; i--)); do
433 echo -n ../
434 done
435
436 for ((i=common; i<${#dst[*]}-1; i++)); do 446 for ((i=strip_upto+1; i<${#dst[*]}-1; i++)); do
437 echo -n ${dst[i]}/ 447 echo -n ${dst[i]}/
438 done 448 done
439 449
440 echo -n ${dst[i]} 450 echo -n ${dst[i]}
441} 451}
442 452
443# Helper function for create_ml_includes 453# Helper function for create_ml_includes
444create_ml_includes-tidy_path() { 454create_ml_includes-tidy_path() {
445 local removed="${1}" 455 local removed=$1
446 456
447 if [ -n "${removed}" ]; then 457 if [ -n "${removed}" ]; then
448 # Remove multiple slashes 458 # Remove multiple slashes
449 while [ "${removed}" != "${removed/\/\//\/}" ]; do 459 while [ "${removed}" != "${removed/\/\//\/}" ]; do
450 removed=${removed/\/\//\/} 460 removed=${removed/\/\//\/}
467 # Remove trailing .. 477 # Remove trailing ..
468 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*} 478 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
469 479
470 # Remove trailing / 480 # Remove trailing /
471 [ "${removed##*/}" = "" ] && removed=${removed%/*} 481 [ "${removed##*/}" = "" ] && removed=${removed%/*}
472 482
473 echo ${removed} 483 echo ${removed}
474 fi 484 fi
475} 485}
476 486
477# Helper function for create_ml_includes 487# Helper function for create_ml_includes
478create_ml_includes-listdirs() { 488create_ml_includes-listdirs() {
479 local dirs 489 local dirs
480 local data 490 local data
481 for data in ${@}; do 491 for data in "$@"; do
482 dirs="${dirs} ${data/*:/}" 492 dirs="${dirs} ${data/*:/}"
483 done 493 done
484 echo ${dirs:1} 494 echo ${dirs:1}
485} 495}
486 496
487# Helper function for create_ml_includes 497# Helper function for create_ml_includes
488create_ml_includes-makedestdirs() { 498create_ml_includes-makedestdirs() {
489 local dest=${1} 499 local dest=$1
490 shift 500 shift
491 local basedirs=${@} 501 local basedirs=$@
492 502
493 dodir ${dest} 503 dodir ${dest}
494 504
495 local basedir 505 local basedir
496 for basedir in ${basedirs}; do 506 for basedir in ${basedirs}; do
501 done 511 done
502} 512}
503 513
504# Helper function for create_ml_includes 514# Helper function for create_ml_includes
505create_ml_includes-allfiles() { 515create_ml_includes-allfiles() {
506 local basedirs=${@}
507
508 local basedir 516 local basedir file
509 for basedir in ${basedirs}; do 517 for basedir in "$@" ; do
510 local file
511 for file in $(find ${D}/${basedir} -type f); do 518 for file in $(find "${D}"/${basedir} -type f); do
512 echo ${file/${D}\/${basedir}\//} 519 echo ${file/${D}\/${basedir}\//}
513 done 520 done
514 done | sort | uniq 521 done | sort | uniq
515} 522}
516 523
517# Helper function for create_ml_includes 524# Helper function for create_ml_includes
518create_ml_includes-sym_for_dir() { 525create_ml_includes-sym_for_dir() {
519 local dir="${1}" 526 local dir=$1
520 shift 527 shift
521 local data 528 local data
522 for data in ${@}; do 529 for data in "$@"; do
523 if [ "${dir}" = "${data/*:/}" ]; then 530 if [[ ${data} == *:${dir} ]] ; then
524 echo ${data/:*/} 531 echo ${data/:*/}
525 return 0 532 return 0
526 fi 533 fi
527 done 534 done
528 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}" 535 echo "Shouldn't be here -- create_ml_includes-sym_for_dir $1 $@"
529 # exit because we'll likely be called from a subshell 536 # exit because we'll likely be called from a subshell
530 exit 1 537 exit 1
531} 538}
539
540get_libname() {
541 local libname
542 local ver=$1
543 case ${CHOST} in
544 *-darwin*) libname="dylib";;
545 *) libname="so";;
546 esac
547
548 if [[ -z $@ ]] ; then
549 echo ".${libname}"
550 else
551 for ver in "$@" ; do
552 case ${CHOST} in
553 *-darwin*) echo ".${ver}.${libname}";;
554 *) echo ".${libname}.${ver}";;
555 esac
556 done
557 fi
558}
559
560# This is for the toolchain to setup profile variables when pulling in
561# a crosscompiler (and thus they aren't set in the profile)
562multilib_env() {
563 local CTARGET=${1:-${CTARGET}}
564
565 case ${CTARGET} in
566 x86_64*)
567 export CFLAGS_x86=${CFLAGS_x86--m32}
568 export CHOST_x86=${CTARGET/x86_64/i686}
569 export CTARGET_x86=${CHOST_x86}
570 export CDEFINE_x86="__i386__"
571 export LIBDIR_x86="lib"
572
573 export CFLAGS_amd64=${CFLAGS_amd64--m64}
574 export CHOST_amd64=${CTARGET}
575 export CTARGET_amd64=${CTARGET_amd64}
576 export CDEFINE_amd64="__x86_64__"
577 export LIBDIR_amd64="lib64"
578
579 export MULTILIB_ABIS="amd64 x86"
580 export DEFAULT_ABI="amd64"
581 ;;
582 mips64*)
583 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
584 export CHOST_o32=${CTARGET/mips64/mips}
585 export CTARGET_o32=${CHOST_o32}
586 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
587 export LIBDIR_o32="lib"
588
589 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
590 export CHOST_n32=${CTARGET}
591 export CTARGET_n32=${CHOST_n32}
592 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
593 export LIBDIR_n32="lib32"
594
595 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
596 export CHOST_n64=${CTARGET}
597 export CTARGET_n64=${CHOST_n64}
598 export CDEFINE_n64="_MIPS_SIM == _ABI64"
599 export LIBDIR_n64="lib64"
600
601 export MULTILIB_ABIS="n64 n32 o32"
602 export DEFAULT_ABI="n32"
603 ;;
604 powerpc64*)
605 export CFLAGS_ppc=${CFLAGS_ppc--m32}
606 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
607 export CTARGET_ppc=${CHOST_ppc}
608 export CDEFINE_ppc="!__powerpc64__"
609 export LIBDIR_ppc="lib"
610
611 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
612 export CHOST_ppc64=${CTARGET}
613 export CTARGET_ppc64=${CHOST_ppc64}
614 export CDEFINE_ppc64="__powerpc64__"
615 export LIBDIR_ppc64="lib64"
616
617 export MULTILIB_ABIS="ppc64 ppc"
618 export DEFAULT_ABI="ppc64"
619 ;;
620 s390x*)
621 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
622 export CHOST_s390=${CTARGET/s390x/s390}
623 export CTARGET_s390=${CHOST_s390}
624 export CDEFINE_s390="!__s390x__"
625 export LIBDIR_s390="lib"
626
627 export CFLAGS_s390x=${CFLAGS_s390x--m64}
628 export CHOST_s390x=${CTARGET}
629 export CTARGET_s390x=${CHOST_s390x}
630 export CDEFINE_s390x="__s390x__"
631 export LIBDIR_s390x="lib64"
632
633 export MULTILIB_ABIS="s390x s390"
634 export DEFAULT_ABI="s390x"
635 ;;
636 sparc64*)
637 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
638 export CHOST_sparc32=${CTARGET/sparc64/sparc}
639 export CTARGET_sparc32=${CHOST_sparc32}
640 export CDEFINE_sparc32="!__arch64__"
641 export LIBDIR_sparc32="lib"
642
643 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
644 export CHOST_sparc64=${CTARGET}
645 export CTARGET_sparc64=${CHOST_sparc64}
646 export CDEFINE_sparc64="__arch64__"
647 export LIBDIR_sparc64="lib64"
648
649 export MULTILIB_ABIS="sparc64 sparc32"
650 export DEFAULT_ABI="sparc64"
651 ;;
652 *)
653 export MULTILIB_ABIS="default"
654 export DEFAULT_ABI="default"
655 ;;
656 esac
657}
658
659# Hide multilib details here for packages which are forced to be compiled for a
660# specific ABI when run on another ABI (like x86-specific packages on amd64)
661multilib_toolchain_setup() {
662 export ABI=$1
663
664 # Binutils doesn't have wrappers for ld and as (yet). Eventually it
665 # will, and all this can just be handled with CHOST.
666 export LD="ld $(get_abi_LDFLAGS)"
667 export AS="as $(get_abi_ASFLAGS)"
668
669 export CHOST=$(get_abi_CHOST)
670 export CBUILD=$(get_abi_CHOST)
671}

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