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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 1.38 2005/10/07 02:24:47 eradicator Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.63 2007/07/01 23:14:58 peper 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
10DESCRIPTION="Based on the ${ECLASS} eclass" 10___ECLASS_RECUR_MULTILIB="yes"
11[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs
11 12
12# has_multilib_profile: 13# has_multilib_profile:
13# Return true if the current profile is a multilib profile and lists more than 14# Return true if the current profile is a multilib profile and lists more than
14# one abi in ${MULTILIB_ABIS}. You might want to use this like 15# one abi in ${MULTILIB_ABIS}. When has_multilib_profile returns true, that
15# 'use multilib || has_multilib_profile' until all profiles utilizing the 16# profile should enable the 'multilib' use flag. This is so you can DEPEND on
16# 'multilib' use flag are removed from portage 17# a package only for multilib or not multilib.
17 18
18# is_final_abi: 19# is_final_abi:
19# Return true if ${ABI} is the final abi to be installed (and thus we are 20# Return true if ${ABI} is the final abi to be installed (and thus we are
20# on our last run through a src_* function. 21# on our last run through a src_* function.
21 22
97export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 98export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
98export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 99export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
99export CFLAGS_default 100export CFLAGS_default
100export LDFLAGS_default 101export LDFLAGS_default
101export CHOST_default=${CHOST_default:-${CHOST}} 102export CHOST_default=${CHOST_default:-${CHOST}}
102export CTARGET_default=${CTARGET_default:-${CTARGET}} 103export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
103export LIBDIR_default=${CONF_LIBDIR:-"lib"} 104export LIBDIR_default=${CONF_LIBDIR:-"lib"}
104export CDEFINE_default="__unix__" 105export CDEFINE_default="__unix__"
106export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
105 107
106# has_multilib_profile() 108# has_multilib_profile()
107has_multilib_profile() { 109has_multilib_profile() {
108 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 110 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
109} 111}
190 local var="${flag}_${abi}" 192 local var="${flag}_${abi}"
191 echo ${!var} 193 echo ${!var}
192} 194}
193 195
194get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 196get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
197get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
195get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 198get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
196get_abi_CHOST() { get_abi_var CHOST "$@"; } 199get_abi_CHOST() { get_abi_var CHOST "$@"; }
197get_abi_CTARGET() { get_abi_var CTARGET "$@"; } 200get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
198get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } 201get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
199get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; } 202get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
207 if [[ -z ${MULTILIB_ABIS} ]] ; then 210 if [[ -z ${MULTILIB_ABIS} ]] ; then
208 echo "default" 211 echo "default"
209 return 0 212 return 0
210 fi 213 fi
211 214
212 if hasq multilib-pkg-force ${RESTRICT} || 215 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
213 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
214 for x in ${MULTILIB_ABIS} ; do 216 for x in ${MULTILIB_ABIS} ; do
215 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then 217 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
216 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 218 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}"
217 fi 219 fi
218 done 220 done
242# Return a list of the ABIs supported by this profile. 244# Return a list of the ABIs supported by this profile.
243# the last one in the list being the default. 245# the last one in the list being the default.
244get_all_abis() { 246get_all_abis() {
245 local order="" 247 local order=""
246 248
247 if [ -z "${MULTILIB_ABIS}" ]; then 249 if [[ -z ${MULTILIB_ABIS} ]] ; then
248 echo "default" 250 echo "default"
249 return 0 251 return 0
250 fi 252 fi
251 253
252 for x in ${MULTILIB_ABIS}; do 254 for x in ${MULTILIB_ABIS}; do
253 if [ "${x}" != "${DEFAULT_ABI}" ]; then 255 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
254 order="${order:+${order }}${x}" 256 order="${order:+${order} }${x}"
255 fi 257 fi
256 done 258 done
257 order="${order:+${order} }${DEFAULT_ABI}" 259 order="${order:+${order} }${DEFAULT_ABI}"
258 260
259 echo ${order} 261 echo ${order}
266get_all_libdirs() { 268get_all_libdirs() {
267 local libdirs="lib" 269 local libdirs="lib"
268 local abi 270 local abi
269 local dir 271 local dir
270 272
271 if has_multilib_profile; then
272 for abi in ${MULTILIB_ABIS}; do 273 for abi in ${MULTILIB_ABIS}; do
273 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 274 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
274 done 275 done
275 elif [ -n "${CONF_LIBDIR}" ]; then
276 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
277 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
278 done
279 fi
280 276
281 echo "${libdirs}" 277 echo "${libdirs}"
282} 278}
283 279
284# Return true if ${ABI} is the last ABI on our list (or if we're not 280# Return true if ${ABI} is the last ABI on our list (or if we're not
388# Ideas for this code came from debian's sparc-linux headers package. 384# Ideas for this code came from debian's sparc-linux headers package.
389# 385#
390# Example: 386# Example:
391# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 387# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
392# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 388# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
389#
390# Warning: Be careful with the ordering here. The default ABI has to be the
391# last, because it is always defined (by GCC)
393create_ml_includes() { 392create_ml_includes() {
394 local dest=$1 393 local dest=$1
395 shift 394 shift
396 local basedirs=$(create_ml_includes-listdirs "$@") 395 local basedirs=$(create_ml_includes-listdirs "$@")
397 396
531 # exit because we'll likely be called from a subshell 530 # exit because we'll likely be called from a subshell
532 exit 1 531 exit 1
533} 532}
534 533
535get_libname() { 534get_libname() {
535 local libname
536 local ver=$1 536 local ver=$1
537 if use userland_Darwin ; then 537 case ${CHOST} in
538 *-darwin*) libname="dylib";;
539 *) libname="so";;
540 esac
541
538 if [ -z ${ver} ] ; then 542 if [[ -z $@ ]] ; then
539 echo ".dylib" 543 echo ".${libname}"
540 else
541 echo ".${ver}.dylib"
542 fi
543 else 544 else
544 if [ -z ${ver} ] ; then 545 for ver in "$@" ; do
545 echo ".so" 546 case ${CHOST} in
546 else 547 *-darwin*) echo ".${ver}.${libname}";;
547 echo ".so.${ver}" 548 *) echo ".${libname}.${ver}";;
548 fi 549 esac
550 done
549 fi 551 fi
550} 552}
551 553
552# This is for the toolchain to setup profile variables when pulling in 554# This is for the toolchain to setup profile variables when pulling in
553# a crosscompiler (and thus they aren't set in the profile) 555# a crosscompiler (and thus they aren't set in the profile)
554multilib_env() { 556multilib_env() {
555 local CTARGET=$1
556 local CTARGET_post=${CTARGET#*-} 557 local CTARGET=${1:-${CTARGET}}
557 558
558 case ${CTARGET} in 559 case ${CTARGET} in
559 x86_64*) 560 x86_64*)
560 export CFLAGS_x86=${CFLAGS_x86--m32} 561 export CFLAGS_x86=${CFLAGS_x86--m32}
561 export CHOST_x86=i686-${CTARGET_post} 562 export CHOST_x86=${CTARGET/x86_64/i686}
562 export CTARGET_x86=i686-${CTARGET_post} 563 export CTARGET_x86=${CHOST_x86}
563 export CDEFINE_x86="__i386__" 564 export CDEFINE_x86="__i386__"
564 export LIBDIR_x86="lib" 565 export LIBDIR_x86="lib"
565 566
566 export CFLAGS_amd64=${CFLAGS_amd64--m64} 567 export CFLAGS_amd64=${CFLAGS_amd64--m64}
567 export CHOST_amd64=x86_64-${CTARGET_post} 568 export CHOST_amd64=${CTARGET}
568 export CTARGET_amd64=x86_64-${CTARGET_post} 569 export CTARGET_amd64=${CHOST_amd64}
569 export CDEFINE_amd64="__x86_64__" 570 export CDEFINE_amd64="__x86_64__"
570 export LIBDIR_amd64="lib64" 571 export LIBDIR_amd64="lib64"
571 572
572 export MULTILIB_ABIS="amd64 x86" 573 export MULTILIB_ABIS="amd64 x86"
573 export DEFAULT_ABI="amd64" 574 export DEFAULT_ABI="amd64"
574 ;; 575 ;;
575 mips64*) 576 mips64*)
576 export CFLAGS_o32=${CFLAGS_o32--mabi=32} 577 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
577 export CHOST_o32=mips-${CTARGET_post} 578 export CHOST_o32=${CTARGET/mips64/mips}
578 export CTARGET_o32=mips-${CTARGET_post} 579 export CTARGET_o32=${CHOST_o32}
579 export CDEFINE_o32="_MIPS_SIM == _ABIO32" 580 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
580 export LIBDIR_o32="lib" 581 export LIBDIR_o32="lib"
581 582
582 export CFLAGS_n32=${CFLAGS_n32--mabi=n32} 583 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
583 export CHOST_n32=mips64-${CTARGET_post} 584 export CHOST_n32=${CTARGET}
584 export CTARGET_n32=mips64-${CTARGET_post} 585 export CTARGET_n32=${CHOST_n32}
585 export CDEFINE_n32="_MIPS_SIM == _ABIN32" 586 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
586 export LIBDIR_n32="lib32" 587 export LIBDIR_n32="lib32"
587 588
588 export CFLAGS_n64=${CFLAGS_n64--mabi=64} 589 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
589 export CHOST_n64=mips64-${CTARGET_post} 590 export CHOST_n64=${CTARGET}
590 export CTARGET_n64=mips64-${CTARGET_post} 591 export CTARGET_n64=${CHOST_n64}
591 export CDEFINE_n64="_MIPS_SIM == _ABI64" 592 export CDEFINE_n64="_MIPS_SIM == _ABI64"
592 export LIBDIR_n64="lib64" 593 export LIBDIR_n64="lib64"
593 594
594 export MULTILIB_ABIS="n64 n32 o32" 595 export MULTILIB_ABIS="n64 n32 o32"
595 export DEFAULT_ABI="n32" 596 export DEFAULT_ABI="n32"
596 ;; 597 ;;
597 powerpc64*) 598 powerpc64*)
598 export CFLAGS_ppc=${CFLAGS_ppc--m32} 599 export CFLAGS_ppc=${CFLAGS_ppc--m32}
599 export CHOST_ppc=powerpc-${CTARGET_post} 600 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
600 export CTARGET_ppc=powerpc-${CTARGET_post} 601 export CTARGET_ppc=${CHOST_ppc}
601 export CDEFINE_ppc="!__powerpc64__" 602 export CDEFINE_ppc="!__powerpc64__"
602 export LIBDIR_ppc="lib" 603 export LIBDIR_ppc="lib"
603 604
604 export CFLAGS_ppc64=${CFLAGS_ppc64--m64} 605 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
605 export CHOST_ppc64=powerpc64-${CTARGET_post} 606 export CHOST_ppc64=${CTARGET}
606 export CTARGET_ppc64=powerpc64-${CTARGET_post} 607 export CTARGET_ppc64=${CHOST_ppc64}
607 export CDEFINE_ppc64="__powerpc64__" 608 export CDEFINE_ppc64="__powerpc64__"
608 export LIBDIR_ppc64="lib64" 609 export LIBDIR_ppc64="lib64"
609 610
610 export MULTILIB_ABIS="ppc64 ppc" 611 export MULTILIB_ABIS="ppc64 ppc"
611 export DEFAULT_ABI="ppc64" 612 export DEFAULT_ABI="ppc64"
612 ;; 613 ;;
614 s390x*)
615 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
616 export CHOST_s390=${CTARGET/s390x/s390}
617 export CTARGET_s390=${CHOST_s390}
618 export CDEFINE_s390="!__s390x__"
619 export LIBDIR_s390="lib"
620
621 export CFLAGS_s390x=${CFLAGS_s390x--m64}
622 export CHOST_s390x=${CTARGET}
623 export CTARGET_s390x=${CHOST_s390x}
624 export CDEFINE_s390x="__s390x__"
625 export LIBDIR_s390x="lib64"
626
627 export MULTILIB_ABIS="s390x s390"
628 export DEFAULT_ABI="s390x"
629 ;;
613 sparc64*) 630 sparc64*)
614 export CFLAGS_sparc32=${CFLAGS_sparc32--m32} 631 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
615 export CHOST_sparc32=sparc-${CTARGET_post} 632 export CHOST_sparc32=${CTARGET/sparc64/sparc}
616 export CTARGET_sparc32=sparc-${CTARGET_post} 633 export CTARGET_sparc32=${CHOST_sparc32}
617 export CDEFINE_sparc32="!__arch64__" 634 export CDEFINE_sparc32="!__arch64__"
618 export LIBDIR_sparc32="lib" 635 export LIBDIR_sparc32="lib"
619 636
620 export CFLAGS_sparc64=${CFLAGS_sparc64--m64} 637 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
621 export CHOST_sparc64=sparc64-${CTARGET_post} 638 export CHOST_sparc64=${CTARGET}
622 export CTARGET_sparc64=sparc64-${CTARGET_post} 639 export CTARGET_sparc64=${CHOST_sparc64}
623 export CDEFINE_sparc64="__arch64__" 640 export CDEFINE_sparc64="__arch64__"
624 export LIBDIR_sparc64="lib64" 641 export LIBDIR_sparc64="lib64"
625 642
626 export MULTILIB_ABIS="sparc64 sparc32" 643 export MULTILIB_ABIS="sparc64 sparc32"
627 export DEFAULT_ABI="sparc64" 644 export DEFAULT_ABI="sparc64"
630 export MULTILIB_ABIS="default" 647 export MULTILIB_ABIS="default"
631 export DEFAULT_ABI="default" 648 export DEFAULT_ABI="default"
632 ;; 649 ;;
633 esac 650 esac
634} 651}
652
653# Hide multilib details here for packages which are forced to be compiled for a
654# specific ABI when run on another ABI (like x86-specific packages on amd64)
655multilib_toolchain_setup() {
656 export ABI=$1
657
658 if has_version app-admin/eselect-compiler ; then
659 # Binutils doesn't have wrappers for ld and as (yet). Eventually it
660 # will, and all this can just be handled with CHOST.
661 export LD="ld $(get_abi_LDFLAGS $1)"
662 export AS="as $(get_abi_ASFLAGS $1)"
663
664 export CHOST=$(get_abi_CHOST $1)
665 export CBUILD=$(get_abi_CHOST $1)
666 else
667 tc-export CC
668 fi
669}

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