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Revision 1.72 Revision 1.97
1# Copyright 1999-2008 Gentoo Foundation 1# Copyright 1999-2011 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 1.72 2009/02/20 23:20:22 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.97 2011/12/14 18:15:09 slyfox Exp $
4 4
5# @ECLASS: multilib.eclass 5# @ECLASS: multilib.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# amd64@gentoo.org 7# amd64@gentoo.org
8# toolchain@gentoo.org 8# toolchain@gentoo.org
9# @BLURB: This eclass is for all functions pertaining to handling multilib configurations. 9# @BLURB: This eclass is for all functions pertaining to handling multilib configurations.
10# @DESCRIPTION: 10# @DESCRIPTION:
11# This eclass is for all functions pertaining to handling multilib configurations. 11# This eclass is for all functions pertaining to handling multilib configurations.
12 12
13___ECLASS_RECUR_MULTILIB="yes" 13if [[ ${___ECLASS_ONCE_MULTILIB} != "recur -_+^+_- spank" ]] ; then
14[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs 14___ECLASS_ONCE_MULTILIB="recur -_+^+_- spank"
15
16inherit toolchain-funcs
15 17
16# Defaults: 18# Defaults:
17export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 19export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
18export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 20export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
19export CFLAGS_default 21export CFLAGS_default
20export LDFLAGS_default 22export LDFLAGS_default
21export CHOST_default=${CHOST_default:-${CHOST}} 23export CHOST_default=${CHOST_default:-${CHOST}}
22export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}} 24export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
23export LIBDIR_default=${CONF_LIBDIR:-"lib"} 25export LIBDIR_default=${CONF_LIBDIR:-"lib"}
24export CDEFINE_default="__unix__"
25export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}} 26export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
26 27
27# @FUNCTION: has_multilib_profile 28# @FUNCTION: has_multilib_profile
28# @DESCRIPTION: 29# @DESCRIPTION:
29# Return true if the current profile is a multilib profile and lists more than 30# Return true if the current profile is a multilib profile and lists more than
56 else 57 else
57 get_abi_LIBDIR 58 get_abi_LIBDIR
58 fi 59 fi
59} 60}
60 61
61# @FUNCTION: get_multilibdir
62# @RETURN: Returns the multilibdir
63get_multilibdir() {
64 if has_multilib_profile; then
65 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"
66 exit 1
67 fi
68 echo ${CONF_MULTILIBDIR:=lib32}
69}
70
71# @FUNCTION: get_libdir_override
72# @DESCRIPTION:
73# Sometimes you need to override the value returned by get_libdir. A good
74# example of this is xorg-x11, where lib32 isnt a supported configuration,
75# and where lib64 -must- be used on amd64 (for applications that need lib
76# to be 32bit, such as adobe acrobat). Note that this override also bypasses
77# portage version sanity checking.
78# get_libdir_override expects one argument, the result get_libdir should
79# return:
80#
81# get_libdir_override lib64
82get_libdir_override() {
83 if has_multilib_profile; then
84 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"
85 exit 1
86 fi
87 CONF_LIBDIR="$1"
88 CONF_LIBDIR_OVERRIDE="$1"
89 LIBDIR_default="$1"
90}
91
92# @FUNCTION: get_abi_var 62# @FUNCTION: get_abi_var
93# @USAGE: <VAR> [ABI] 63# @USAGE: <VAR> [ABI]
94# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults 64# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults
65# @INTERNAL
95# @DESCRIPTION: 66# @DESCRIPTION:
96# ex: 67# ex:
97# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 68# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32
98# 69#
99# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" 70# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)"
102# If <ABI> is not specified, ${ABI} is used. 73# If <ABI> is not specified, ${ABI} is used.
103# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 74# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used.
104# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string. 75# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
105get_abi_var() { 76get_abi_var() {
106 local flag=$1 77 local flag=$1
107 local abi 78 local abi=${2:-${ABI:-${DEFAULT_ABI:-default}}}
108 if [ $# -gt 1 ]; then
109 abi=${2}
110 elif [ -n "${ABI}" ]; then
111 abi=${ABI}
112 elif [ -n "${DEFAULT_ABI}" ]; then
113 abi=${DEFAULT_ABI}
114 else
115 abi="default"
116 fi
117
118 local var="${flag}_${abi}" 79 local var="${flag}_${abi}"
119 echo ${!var} 80 echo ${!var}
120} 81}
121 82
122# @FUNCTION: get_abi_CFLAGS 83# @FUNCTION: get_abi_CFLAGS
123# @USAGE: [ABI] 84# @USAGE: [ABI]
124# @DESCRIPTION: 85# @DESCRIPTION:
125# Alias for 'get_abi_var CFLAGS' 86# Alias for 'get_abi_var CFLAGS'
126get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 87get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
127 88
128# @FUNCTION: get_abi_ASFLAGS
129# @USAGE: [ABI]
130# @DESCRIPTION:
131# Alias for 'get_abi_var ASFLAGS'
132get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
133
134# @FUNCTION: get_abi_LDFLAGS 89# @FUNCTION: get_abi_LDFLAGS
135# @USAGE: [ABI] 90# @USAGE: [ABI]
136# @DESCRIPTION: 91# @DESCRIPTION:
137# Alias for 'get_abi_var LDFLAGS' 92# Alias for 'get_abi_var LDFLAGS'
138get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 93get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
152# @FUNCTION: get_abi_FAKE_TARGETS 107# @FUNCTION: get_abi_FAKE_TARGETS
153# @USAGE: [ABI] 108# @USAGE: [ABI]
154# @DESCRIPTION: 109# @DESCRIPTION:
155# Alias for 'get_abi_var FAKE_TARGETS' 110# Alias for 'get_abi_var FAKE_TARGETS'
156get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } 111get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
157
158# @FUNCTION: get_abi_CDEFINE
159# @USAGE: [ABI]
160# @DESCRIPTION:
161# Alias for 'get_abi_var CDEFINE'
162get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
163 112
164# @FUNCTION: get_abi_LIBDIR 113# @FUNCTION: get_abi_LIBDIR
165# @USAGE: [ABI] 114# @USAGE: [ABI]
166# @DESCRIPTION: 115# @DESCRIPTION:
167# Alias for 'get_abi_var LIBDIR' 116# Alias for 'get_abi_var LIBDIR'
180 fi 129 fi
181 130
182 if [[ ${EMULTILIB_PKG} == "true" ]] ; then 131 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
183 for x in ${MULTILIB_ABIS} ; do 132 for x in ${MULTILIB_ABIS} ; do
184 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then 133 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
185 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 134 has ${x} ${ABI_DENY} || order="${order} ${x}"
186 fi 135 fi
187 done 136 done
188 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 137 has ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}"
189 138
190 if [[ -n ${ABI_ALLOW} ]] ; then 139 if [[ -n ${ABI_ALLOW} ]] ; then
191 local ordera="" 140 local ordera=""
192 for x in ${order} ; do 141 for x in ${order} ; do
193 if hasq ${x} ${ABI_ALLOW} ; then 142 if has ${x} ${ABI_ALLOW} ; then
194 ordera="${ordera} ${x}" 143 ordera="${ordera} ${x}"
195 fi 144 fi
196 done 145 done
197 order=${ordera} 146 order=${ordera}
198 fi 147 fi
207 echo ${order} 156 echo ${order}
208 return 0 157 return 0
209} 158}
210 159
211# @FUNCTION: get_all_abis 160# @FUNCTION: get_all_abis
212# @DESCRIPTION: 161# @DESCRIPTION:
213# Return a list of the ABIs supported by this profile. 162# Return a list of the ABIs supported by this profile.
214# the last one in the list being the default. 163# the last one in the list being the default.
215get_all_abis() { 164get_all_abis() {
216 local order="" 165 local order=""
217 166
235# @DESCRIPTION: 184# @DESCRIPTION:
236# Returns a list of all the libdirs used by this profile. This includes 185# Returns a list of all the libdirs used by this profile. This includes
237# those that might not be touched by the current ebuild and always includes 186# those that might not be touched by the current ebuild and always includes
238# "lib". 187# "lib".
239get_all_libdirs() { 188get_all_libdirs() {
240 local libdirs="lib" 189 local libdirs
241 local abi 190 local abi
242 local dir 191 local dir
243 192
244 for abi in ${MULTILIB_ABIS}; do 193 for abi in ${MULTILIB_ABIS}; do
245 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 194 libdirs+=" $(get_abi_LIBDIR ${abi})"
246 done 195 done
196 [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib"
247 197
248 echo "${libdirs}" 198 echo "${libdirs}"
249} 199}
250 200
251# @FUNCTION: is_final_abi 201# @FUNCTION: is_final_abi
253# Return true if ${ABI} is the last ABI on our list (or if we're not 203# Return true if ${ABI} is the last ABI on our list (or if we're not
254# using the new multilib configuration. This can be used to determine 204# using the new multilib configuration. This can be used to determine
255# if we're in the last (or only) run through src_{unpack,compile,install} 205# if we're in the last (or only) run through src_{unpack,compile,install}
256is_final_abi() { 206is_final_abi() {
257 has_multilib_profile || return 0 207 has_multilib_profile || return 0
258 local ALL_ABIS=$(get_install_abis) 208 set -- $(get_install_abis)
259 local LAST_ABI=${ALL_ABIS/* /} 209 local LAST_ABI=$#
260 [[ ${LAST_ABI} == ${ABI} ]] 210 [[ ${!LAST_ABI} == ${ABI} ]]
261} 211}
262 212
263# @FUNCTION: number_abis 213# @FUNCTION: number_abis
264# @DESCRIPTION: 214# @DESCRIPTION:
265# echo the number of ABIs we will be installing for 215# echo the number of ABIs we will be installing for
266number_abis() { 216number_abis() {
267 get_install_abis | wc -w 217 set -- `get_install_abis`
218 echo $#
268} 219}
269 220
270# @FUNCTION: get_ml_incdir 221# @FUNCTION: get_libname
271# @USAGE: [include_dir] [ABI] 222# @USAGE: [version]
272# @DESCRIPTION: 223# @DESCRIPTION:
273# include dir defaults to /usr/include 224# Returns libname with proper suffix {.so,.dylib,.dll,etc} and optionally
274# ABI defaults to ${ABI} or ${DEFAULT_ABI} 225# supplied version for the current platform identified by CHOST.
275#
276# If a multilib include dir is associated with the passed include dir, then
277# we return it, otherwise, we just echo back the include dir. This is
278# neccessary when a built script greps header files rather than testing them
279# via #include (like perl) to figure out features.
280get_ml_incdir() {
281 local dir=/usr/include
282
283 if [[ $# -gt 0 ]]; then
284 incdir=$1
285 shift
286 fi
287
288 if [[ -z "${MULTILIB_ABIS}" ]]; then
289 echo ${incdir}
290 return 0
291 fi
292
293 local abi=${ABI-${DEFAULT_ABI}}
294 if [[ $# -gt 0 ]]; then
295 abi=$1
296 shift
297 fi
298
299 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then
300 echo ${dir}/gentoo-multilib/${abi}
301 else
302 echo ${dir}
303 fi
304}
305
306# @FUNCTION: prep_ml_includes
307# @DESCRIPTION:
308# Some includes (include/asm, glibc, etc) are ABI dependent. In this case,
309# We can install them in different locations for each ABI and create a common
310# header which includes the right one based on CDEFINE_${ABI}. If your
311# package installs ABI-specific headers, just add 'prep_ml_includes' to the
312# end of your src_install(). It takes a list of directories that include
313# files are installed in (default is /usr/include if none are passed).
314# 226#
315# Example: 227# Example:
316# src_install() {
317# ...
318# prep_ml_includes /usr/qt/3/include
319# }
320prep_ml_includes() {
321 if [[ $(number_abis) -gt 1 ]] ; then
322 local dir
323 local dirs
324 local base
325
326 if [[ $# -eq 0 ]] ; then
327 dirs=/usr/include
328 else
329 dirs="$@"
330 fi
331
332 for dir in ${dirs} ; do
333 base=${T}/gentoo-multilib/${dir}/gentoo-multilib
334 mkdir -p "${base}"
335 [[ -d ${base}/${ABI} ]] && rm -rf "${base}/${ABI}"
336 mv "${D}/${dir}" "${base}/${ABI}"
337 done
338
339 if is_final_abi; then
340 base=${T}/gentoo-multilib
341 pushd "${base}"
342 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C "${D}"
343 popd
344
345 # This 'set' stuff is required by mips profiles to properly pass
346 # CDEFINE's (which have spaces) to sub-functions
347 set --
348 for dir in ${dirs} ; do
349 set -- "$@" "${dir}"
350 local abi
351 for abi in $(get_install_abis); do
352 set -- "$@" "$(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
353 done
354 create_ml_includes "$@"
355 done
356 fi
357 fi
358}
359
360# @FUNCTION: create_ml_includes
361# @USAGE: <include_dir> <symbol_1>:<dir_1> [<symbol_2>:<dir_2>...]
362# @DESCRIPTION:
363# If you need more control than prep_ml_includes can offer (like linux-headers
364# for the asm-* dirs, then use create_ml_includes. The firs argument is the
365# common dir. The remaining args are of the form <symbol>:<dir> where
366# <symbol> is what is put in the #ifdef for choosing that dir.
367#
368# Ideas for this code came from debian's sparc-linux headers package.
369#
370# Example:
371# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
372# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
373#
374# Warning: Be careful with the ordering here. The default ABI has to be the
375# last, because it is always defined (by GCC)
376create_ml_includes() {
377 local dest=$1
378 shift
379 local basedirs=$(create_ml_includes-listdirs "$@")
380
381 create_ml_includes-makedestdirs ${dest} ${basedirs}
382
383 local file
384 for file in $(create_ml_includes-allfiles ${basedirs}) ; do
385 #local name=$(echo ${file} | tr '[:lower:]' '[:upper:]' | sed 's:[^[:upper:]]:_:g')
386 (
387 echo "/* Autogenerated by create_ml_includes() in multilib.eclass */"
388
389 local dir
390 for dir in ${basedirs}; do
391 if [[ -f ${D}/${dir}/${file} ]] ; then
392 echo ""
393 local sym=$(create_ml_includes-sym_for_dir ${dir} "$@")
394 if [[ ${sym/=} != "${sym}" ]] ; then
395 echo "#if ${sym}"
396 elif [[ ${sym::1} == "!" ]] ; then
397 echo "#ifndef ${sym:1}"
398 else
399 echo "#ifdef ${sym}"
400 fi
401 echo "# include <$(create_ml_includes-absolute ${dir}/${file})>"
402 echo "#endif /* ${sym} */"
403 fi
404 done
405
406 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */"
407 ) > "${D}/${dest}/${file}"
408 done
409}
410
411# Helper function for create_ml_includes
412create_ml_includes-absolute() {
413 local dst="$(create_ml_includes-tidy_path $1)"
414
415 dst=(${dst//\// })
416
417 local i
418 for ((i=0; i<${#dst[*]}; i++)); do
419 [ "${dst[i]}" == "include" ] && break
420 done
421
422 local strip_upto=$i
423
424 for ((i=strip_upto+1; i<${#dst[*]}-1; i++)); do
425 echo -n ${dst[i]}/
426 done
427
428 echo -n ${dst[i]}
429}
430
431# Helper function for create_ml_includes
432create_ml_includes-tidy_path() {
433 local removed=$1
434
435 if [ -n "${removed}" ]; then
436 # Remove multiple slashes
437 while [ "${removed}" != "${removed/\/\//\/}" ]; do
438 removed=${removed/\/\//\/}
439 done
440
441 # Remove . directories
442 while [ "${removed}" != "${removed//\/.\//\/}" ]; do
443 removed=${removed//\/.\//\/}
444 done
445 [ "${removed##*/}" = "." ] && removed=${removed%/*}
446
447 # Removed .. directories
448 while [ "${removed}" != "${removed//\/..\/}" ]; do
449 local p1="${removed%%\/..\/*}"
450 local p2="${removed#*\/..\/}"
451
452 removed="${p1%\/*}/${p2}"
453 done
454
455 # Remove trailing ..
456 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
457
458 # Remove trailing /
459 [ "${removed##*/}" = "" ] && removed=${removed%/*}
460
461 echo ${removed}
462 fi
463}
464
465# Helper function for create_ml_includes
466create_ml_includes-listdirs() {
467 local dirs
468 local data
469 for data in "$@"; do
470 dirs="${dirs} ${data/*:/}"
471 done
472 echo ${dirs:1}
473}
474
475# Helper function for create_ml_includes
476create_ml_includes-makedestdirs() {
477 local dest=$1
478 shift
479 local basedirs=$@
480
481 dodir ${dest}
482
483 local basedir
484 for basedir in ${basedirs}; do
485 local dir
486 for dir in $(find "${D}"/${basedir} -type d); do
487 dodir ${dest}/${dir/${D}\/${basedir}/}
488 done
489 done
490}
491
492# Helper function for create_ml_includes
493create_ml_includes-allfiles() {
494 local basedir file
495 for basedir in "$@" ; do
496 for file in $(find "${D}"/${basedir} -type f); do
497 echo ${file/${D}\/${basedir}\//}
498 done
499 done | sort | uniq
500}
501
502# Helper function for create_ml_includes
503create_ml_includes-sym_for_dir() {
504 local dir=$1
505 shift
506 local data
507 for data in "$@"; do
508 if [[ ${data} == *:${dir} ]] ; then
509 echo ${data/:*/}
510 return 0
511 fi
512 done
513 echo "Shouldn't be here -- create_ml_includes-sym_for_dir $1 $@"
514 # exit because we'll likely be called from a subshell
515 exit 1
516}
517
518# @FUNCTION: get_libname
519# @USAGE: [version]
520# @DESCRIPTION:
521# Returns libname with proper suffix {.so,.dylib} and optionally supplied version
522# for ELF/MACH-O shared objects
523#
524# Example:
525# get_libname libfoo ${PV} 228# get_libname ${PV}
526# Returns: libfoo.so.${PV} (ELF) || libfoo.${PV}.dylib (MACH) 229# Returns: .so.${PV} (ELF) || .${PV}.dylib (MACH) || ...
527get_libname() { 230get_libname() {
528 local libname 231 local libname
529 local ver=$1 232 local ver=$1
530 case ${CHOST} in 233 case ${CHOST} in
531 *-cygwin|mingw*|*-mingw*) libname="dll";; 234 *-cygwin|mingw*|*-mingw*) libname="dll";;
532 *-darwin*) libname="dylib";; 235 *-darwin*) libname="dylib";;
236 *-mint*) libname="irrelevant";;
237 hppa*-hpux*) libname="sl";;
533 *) libname="so";; 238 *) libname="so";;
534 esac 239 esac
535 240
536 if [[ -z $* ]] ; then 241 if [[ -z $* ]] ; then
537 echo ".${libname}" 242 echo ".${libname}"
538 else 243 else
539 for ver in "$@" ; do 244 for ver in "$@" ; do
540 case ${CHOST} in 245 case ${CHOST} in
541 *-darwin*) echo ".${ver}.${libname}";; 246 *-darwin*) echo ".${ver}.${libname}";;
247 *-mint*) echo ".${libname}";;
542 *) echo ".${libname}.${ver}";; 248 *) echo ".${libname}.${ver}";;
543 esac 249 esac
544 done 250 done
545 fi 251 fi
252}
253
254# @FUNCTION: get_modname
255# @USAGE:
256# @DESCRIPTION:
257# Returns modulename with proper suffix {.so,.bundle,etc} for the current
258# platform identified by CHOST.
259#
260# Example:
261# libfoo$(get_modname)
262# Returns: libfoo.so (ELF) || libfoo.bundle (MACH) || ...
263get_modname() {
264 local modname
265 local ver=$1
266 case ${CHOST} in
267 *-darwin*) modname="bundle";;
268 *) modname="so";;
269 esac
270
271 echo ".${modname}"
546} 272}
547 273
548# This is for the toolchain to setup profile variables when pulling in 274# This is for the toolchain to setup profile variables when pulling in
549# a crosscompiler (and thus they aren't set in the profile) 275# a crosscompiler (and thus they aren't set in the profile)
550multilib_env() { 276multilib_env() {
553 case ${CTARGET} in 279 case ${CTARGET} in
554 x86_64*) 280 x86_64*)
555 export CFLAGS_x86=${CFLAGS_x86--m32} 281 export CFLAGS_x86=${CFLAGS_x86--m32}
556 export CHOST_x86=${CTARGET/x86_64/i686} 282 export CHOST_x86=${CTARGET/x86_64/i686}
557 export CTARGET_x86=${CHOST_x86} 283 export CTARGET_x86=${CHOST_x86}
558 export CDEFINE_x86="__i386__" 284 if [[ ${SYMLINK_LIB} == "yes" ]] ; then
285 export LIBDIR_x86="lib32"
286 else
559 export LIBDIR_x86="lib" 287 export LIBDIR_x86="lib"
288 fi
560 289
561 export CFLAGS_amd64=${CFLAGS_amd64--m64} 290 export CFLAGS_amd64=${CFLAGS_amd64--m64}
562 export CHOST_amd64=${CTARGET} 291 export CHOST_amd64=${CTARGET}
563 export CTARGET_amd64=${CHOST_amd64} 292 export CTARGET_amd64=${CHOST_amd64}
564 export CDEFINE_amd64="__x86_64__"
565 export LIBDIR_amd64="lib64" 293 export LIBDIR_amd64="lib64"
566 294
295 export CFLAGS_x32=${CFLAGS_x32--mx32}
296 export CHOST_x32=${CTARGET}
297 export CTARGET_x32=${CHOST_x32}
298 export LIBDIR_x32="libx32"
299
567 export MULTILIB_ABIS="amd64 x86" 300 : ${MULTILIB_ABIS=amd64 x86}
568 export DEFAULT_ABI="amd64" 301 : ${DEFAULT_ABI=amd64}
569 ;; 302 ;;
570 mips64*) 303 mips64*)
571 export CFLAGS_o32=${CFLAGS_o32--mabi=32} 304 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
572 export CHOST_o32=${CTARGET/mips64/mips} 305 export CHOST_o32=${CTARGET/mips64/mips}
573 export CTARGET_o32=${CHOST_o32} 306 export CTARGET_o32=${CHOST_o32}
574 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
575 export LIBDIR_o32="lib" 307 export LIBDIR_o32="lib"
576 308
577 export CFLAGS_n32=${CFLAGS_n32--mabi=n32} 309 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
578 export CHOST_n32=${CTARGET} 310 export CHOST_n32=${CTARGET}
579 export CTARGET_n32=${CHOST_n32} 311 export CTARGET_n32=${CHOST_n32}
580 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
581 export LIBDIR_n32="lib32" 312 export LIBDIR_n32="lib32"
582 313
583 export CFLAGS_n64=${CFLAGS_n64--mabi=64} 314 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
584 export CHOST_n64=${CTARGET} 315 export CHOST_n64=${CTARGET}
585 export CTARGET_n64=${CHOST_n64} 316 export CTARGET_n64=${CHOST_n64}
586 export CDEFINE_n64="_MIPS_SIM == _ABI64"
587 export LIBDIR_n64="lib64" 317 export LIBDIR_n64="lib64"
588 318
589 export MULTILIB_ABIS="n64 n32 o32" 319 : ${MULTILIB_ABIS=n64 n32 o32}
590 export DEFAULT_ABI="n32" 320 : ${DEFAULT_ABI=n32}
591 ;; 321 ;;
592 powerpc64*) 322 powerpc64*)
593 export CFLAGS_ppc=${CFLAGS_ppc--m32} 323 export CFLAGS_ppc=${CFLAGS_ppc--m32}
594 export CHOST_ppc=${CTARGET/powerpc64/powerpc} 324 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
595 export CTARGET_ppc=${CHOST_ppc} 325 export CTARGET_ppc=${CHOST_ppc}
596 export CDEFINE_ppc="!__powerpc64__"
597 export LIBDIR_ppc="lib" 326 export LIBDIR_ppc="lib"
598 327
599 export CFLAGS_ppc64=${CFLAGS_ppc64--m64} 328 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
600 export CHOST_ppc64=${CTARGET} 329 export CHOST_ppc64=${CTARGET}
601 export CTARGET_ppc64=${CHOST_ppc64} 330 export CTARGET_ppc64=${CHOST_ppc64}
602 export CDEFINE_ppc64="__powerpc64__"
603 export LIBDIR_ppc64="lib64" 331 export LIBDIR_ppc64="lib64"
604 332
605 export MULTILIB_ABIS="ppc64 ppc" 333 : ${MULTILIB_ABIS=ppc64 ppc}
606 export DEFAULT_ABI="ppc64" 334 : ${DEFAULT_ABI=ppc64}
607 ;; 335 ;;
608 s390x*) 336 s390x*)
609 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo 337 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
610 export CHOST_s390=${CTARGET/s390x/s390} 338 export CHOST_s390=${CTARGET/s390x/s390}
611 export CTARGET_s390=${CHOST_s390} 339 export CTARGET_s390=${CHOST_s390}
612 export CDEFINE_s390="!__s390x__"
613 export LIBDIR_s390="lib" 340 export LIBDIR_s390="lib"
614 341
615 export CFLAGS_s390x=${CFLAGS_s390x--m64} 342 export CFLAGS_s390x=${CFLAGS_s390x--m64}
616 export CHOST_s390x=${CTARGET} 343 export CHOST_s390x=${CTARGET}
617 export CTARGET_s390x=${CHOST_s390x} 344 export CTARGET_s390x=${CHOST_s390x}
618 export CDEFINE_s390x="__s390x__"
619 export LIBDIR_s390x="lib64" 345 export LIBDIR_s390x="lib64"
620 346
621 export MULTILIB_ABIS="s390x s390" 347 : ${MULTILIB_ABIS=s390x s390}
622 export DEFAULT_ABI="s390x" 348 : ${DEFAULT_ABI=s390x}
623 ;; 349 ;;
624 sparc*) 350 sparc*)
625 export CFLAGS_sparc32=${CFLAGS_sparc32} 351 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
626 export CHOST_sparc32=${CTARGET/sparc64/sparc} 352 export CHOST_sparc32=${CTARGET/sparc64/sparc}
627 export CTARGET_sparc32=${CHOST_sparc32} 353 export CTARGET_sparc32=${CHOST_sparc32}
628 export CDEFINE_sparc32="!__arch64__"
629 export LIBDIR_sparc32="lib" 354 export LIBDIR_sparc32="lib"
630 355
631 export CFLAGS_sparc64=${CFLAGS_sparc64--m64} 356 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
632 export CHOST_sparc64=${CTARGET} 357 export CHOST_sparc64=${CTARGET}
633 export CTARGET_sparc64=${CHOST_sparc64} 358 export CTARGET_sparc64=${CHOST_sparc64}
634 export CDEFINE_sparc64="__arch64__"
635 export LIBDIR_sparc64="lib64" 359 export LIBDIR_sparc64="lib64"
636 360
637 export MULTILIB_ABIS="${MULTILIB_ABIS-sparc64 sparc32}" 361 : ${MULTILIB_ABIS=sparc64 sparc32}
638 export DEFAULT_ABI="${DEFAULT_ABI-sparc64}" 362 : ${DEFAULT_ABI=sparc64}
639 ;; 363 ;;
640 *) 364 *)
641 export MULTILIB_ABIS="default" 365 : ${MULTILIB_ABIS=default}
642 export DEFAULT_ABI="default" 366 : ${DEFAULT_ABI=default}
643 ;; 367 ;;
644 esac 368 esac
369
370 export MULTILIB_ABIS DEFAULT_ABI
645} 371}
646 372
647# @FUNCTION: multilib_toolchain_setup 373# @FUNCTION: multilib_toolchain_setup
648# @DESCRIPTION: 374# @DESCRIPTION:
649# Hide multilib details here for packages which are forced to be compiled for a 375# Hide multilib details here for packages which are forced to be compiled for a
651multilib_toolchain_setup() { 377multilib_toolchain_setup() {
652 local v vv 378 local v vv
653 379
654 export ABI=$1 380 export ABI=$1
655 381
382 # First restore any saved state we have laying around.
383 if [[ ${__DEFAULT_ABI_SAVED} == "true" ]] ; then
384 for v in CHOST CBUILD AS CC CXX LD ; do
385 vv="__abi_saved_${v}"
386 export ${v}="${!vv}"
387 unset ${vv}
388 done
389 unset __DEFAULT_ABI_SAVED
390 fi
391
656 # We want to avoid the behind-the-back magic of gcc-config as it 392 # We want to avoid the behind-the-back magic of gcc-config as it
657 # screws up ccache and distcc. See #196243 for more info. 393 # screws up ccache and distcc. See #196243 for more info.
658 if [[ ${ABI} != ${DEFAULT_ABI} ]] ; then 394 if [[ ${ABI} != ${DEFAULT_ABI} ]] ; then
659 if [[ ${DEFAULT_ABI_SAVED} != "true" ]] ; then 395 # Back that multilib-ass up so we can restore it later
660 for v in CHOST CBUILD AS CC CXX LD ; do 396 for v in CHOST CBUILD AS CC CXX LD ; do
661 export __abi_saved_${v}="${!v}" 397 export __abi_saved_${v}="${!v}"
662 done 398 done
663 export DEFAULT_ABI_SAVED="true" 399 export __DEFAULT_ABI_SAVED="true"
664 fi
665 400
666 # Set the CHOST native first so that we pick up the native 401 # Set the CHOST native first so that we pick up the native
667 # toolchain and not a cross-compiler by accident #202811. 402 # toolchain and not a cross-compiler by accident #202811.
668 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI}) 403 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI})
669 export AS="$(tc-getAS) $(get_abi_ASFLAGS)"
670 export CC="$(tc-getCC) $(get_abi_CFLAGS)" 404 export CC="$(tc-getCC) $(get_abi_CFLAGS)"
671 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)" 405 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)"
672 export LD="$(tc-getLD) $(get_abi_LDFLAGS)" 406 export LD="$(tc-getLD) $(get_abi_LDFLAGS)"
673 export CHOST=$(get_abi_CHOST $1) 407 export CHOST=$(get_abi_CHOST $1)
674 export CBUILD=$(get_abi_CHOST $1) 408 export CBUILD=$(get_abi_CHOST $1)
409 fi
410}
675 411
676 elif [[ ${DEFAULT_ABI_SAVED} == "true" ]] ; then
677 for v in CHOST CBUILD AS CC CXX LD ; do
678 vv="__abi_saved_${v}"
679 export ${v}=${!vv}
680 done
681 fi 412fi
682}

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