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Revision 1.40 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 1.40 2005/10/07 05:37:16 eradicator 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
10___ECLASS_RECUR_MULTILIB="yes"
11[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs
9 12
10DESCRIPTION="Based on the ${ECLASS} eclass" 13DESCRIPTION="Based on the ${ECLASS} eclass"
11 14
12# has_multilib_profile: 15# has_multilib_profile:
13# Return true if the current profile is a multilib profile and lists more than 16# Return true if the current profile is a multilib profile and lists more than
100export LDFLAGS_default 103export LDFLAGS_default
101export CHOST_default=${CHOST_default:-${CHOST}} 104export CHOST_default=${CHOST_default:-${CHOST}}
102export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}} 105export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
103export LIBDIR_default=${CONF_LIBDIR:-"lib"} 106export LIBDIR_default=${CONF_LIBDIR:-"lib"}
104export CDEFINE_default="__unix__" 107export CDEFINE_default="__unix__"
108export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
105 109
106# has_multilib_profile() 110# has_multilib_profile()
107has_multilib_profile() { 111has_multilib_profile() {
108 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 112 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
109} 113}
190 local var="${flag}_${abi}" 194 local var="${flag}_${abi}"
191 echo ${!var} 195 echo ${!var}
192} 196}
193 197
194get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 198get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
199get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
195get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 200get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
196get_abi_CHOST() { get_abi_var CHOST "$@"; } 201get_abi_CHOST() { get_abi_var CHOST "$@"; }
197get_abi_CTARGET() { get_abi_var CTARGET "$@"; } 202get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
198get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } 203get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
199get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; } 204get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
266get_all_libdirs() { 271get_all_libdirs() {
267 local libdirs="lib" 272 local libdirs="lib"
268 local abi 273 local abi
269 local dir 274 local dir
270 275
271 if has_multilib_profile; then
272 for abi in ${MULTILIB_ABIS}; do 276 for abi in ${MULTILIB_ABIS}; do
273 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 277 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
274 done 278 done
275 elif [ -n "${CONF_LIBDIR}" ]; then
276 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
277 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
278 done
279 fi
280 279
281 echo "${libdirs}" 280 echo "${libdirs}"
282} 281}
283 282
284# 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
388# 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.
389# 388#
390# Example: 389# Example:
391# 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
392# 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)
393create_ml_includes() { 395create_ml_includes() {
394 local dest=$1 396 local dest=$1
395 shift 397 shift
396 local basedirs=$(create_ml_includes-listdirs "$@") 398 local basedirs=$(create_ml_includes-listdirs "$@")
397 399
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 ${CHOST} in
546 else 550 *-darwin*) echo ".${ver}.${libname}";;
547 echo ".so.${ver}" 551 *) echo ".${libname}.${ver}";;
548 fi 552 esac
553 done
549 fi 554 fi
550} 555}
551 556
552# This is for the toolchain to setup profile variables when pulling in 557# This is for the toolchain to setup profile variables when pulling in
553# a crosscompiler (and thus they aren't set in the profile) 558# a crosscompiler (and thus they aren't set in the profile)
554multilib_env() { 559multilib_env() {
555 local CTARGET=$1
556 local CTARGET_post=${CTARGET#*-} 560 local CTARGET=${1:-${CTARGET}}
557 561
558 case ${CTARGET} in 562 case ${CTARGET} in
559 x86_64*) 563 x86_64*)
560 export CFLAGS_x86=${CFLAGS_x86--m32} 564 export CFLAGS_x86=${CFLAGS_x86--m32}
561 export CHOST_x86=i686-${CTARGET_post} 565 export CHOST_x86=${CTARGET/x86_64/i686}
562 export CTARGET_x86=i686-${CTARGET_post} 566 export CTARGET_x86=${CHOST_x86}
563 export CDEFINE_x86="__i386__" 567 export CDEFINE_x86="__i386__"
564 export LIBDIR_x86="lib" 568 export LIBDIR_x86="lib"
565 569
566 export CFLAGS_amd64=${CFLAGS_amd64--m64} 570 export CFLAGS_amd64=${CFLAGS_amd64--m64}
567 export CHOST_amd64=x86_64-${CTARGET_post} 571 export CHOST_amd64=${CTARGET}
568 export CTARGET_amd64=x86_64-${CTARGET_post} 572 export CTARGET_amd64=${CHOST_amd64}
569 export CDEFINE_amd64="__x86_64__" 573 export CDEFINE_amd64="__x86_64__"
570 export LIBDIR_amd64="lib64" 574 export LIBDIR_amd64="lib64"
571 575
572 export MULTILIB_ABIS="amd64 x86" 576 export MULTILIB_ABIS="amd64 x86"
573 export DEFAULT_ABI="amd64" 577 export DEFAULT_ABI="amd64"
574 ;; 578 ;;
575 mips64*) 579 mips64*)
576 export CFLAGS_o32=${CFLAGS_o32--mabi=32} 580 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
577 export CHOST_o32=mips-${CTARGET_post} 581 export CHOST_o32=${CTARGET/mips64/mips}
578 export CTARGET_o32=mips-${CTARGET_post} 582 export CTARGET_o32=${CHOST_o32}
579 export CDEFINE_o32="_MIPS_SIM == _ABIO32" 583 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
580 export LIBDIR_o32="lib" 584 export LIBDIR_o32="lib"
581 585
582 export CFLAGS_n32=${CFLAGS_n32--mabi=n32} 586 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
583 export CHOST_n32=mips64-${CTARGET_post} 587 export CHOST_n32=${CTARGET}
584 export CTARGET_n32=mips64-${CTARGET_post} 588 export CTARGET_n32=${CHOST_n32}
585 export CDEFINE_n32="_MIPS_SIM == _ABIN32" 589 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
586 export LIBDIR_n32="lib32" 590 export LIBDIR_n32="lib32"
587 591
588 export CFLAGS_n64=${CFLAGS_n64--mabi=64} 592 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
589 export CHOST_n64=mips64-${CTARGET_post} 593 export CHOST_n64=${CTARGET}
590 export CTARGET_n64=mips64-${CTARGET_post} 594 export CTARGET_n64=${CHOST_n64}
591 export CDEFINE_n64="_MIPS_SIM == _ABI64" 595 export CDEFINE_n64="_MIPS_SIM == _ABI64"
592 export LIBDIR_n64="lib64" 596 export LIBDIR_n64="lib64"
593 597
594 export MULTILIB_ABIS="n64 n32 o32" 598 export MULTILIB_ABIS="n64 n32 o32"
595 export DEFAULT_ABI="n32" 599 export DEFAULT_ABI="n32"
596 ;; 600 ;;
597 powerpc64*) 601 powerpc64*)
598 export CFLAGS_ppc=${CFLAGS_ppc--m32} 602 export CFLAGS_ppc=${CFLAGS_ppc--m32}
599 export CHOST_ppc=powerpc-${CTARGET_post} 603 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
600 export CTARGET_ppc=powerpc-${CTARGET_post} 604 export CTARGET_ppc=${CHOST_ppc}
601 export CDEFINE_ppc="!__powerpc64__" 605 export CDEFINE_ppc="!__powerpc64__"
602 export LIBDIR_ppc="lib" 606 export LIBDIR_ppc="lib"
603 607
604 export CFLAGS_ppc64=${CFLAGS_ppc64--m64} 608 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
605 export CHOST_ppc64=powerpc64-${CTARGET_post} 609 export CHOST_ppc64=${CTARGET}
606 export CTARGET_ppc64=powerpc64-${CTARGET_post} 610 export CTARGET_ppc64=${CHOST_ppc64}
607 export CDEFINE_ppc64="__powerpc64__" 611 export CDEFINE_ppc64="__powerpc64__"
608 export LIBDIR_ppc64="lib64" 612 export LIBDIR_ppc64="lib64"
609 613
610 export MULTILIB_ABIS="ppc64 ppc" 614 export MULTILIB_ABIS="ppc64 ppc"
611 export DEFAULT_ABI="ppc64" 615 export DEFAULT_ABI="ppc64"
612 ;; 616 ;;
617 s390x*)
618 export CFLAGS_s390=${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=${CHOST_s390x}
627 export CDEFINE_s390x="__s390x__"
628 export LIBDIR_s390x="lib64"
629
630 export MULTILIB_ABIS="s390x s390"
631 export DEFAULT_ABI="s390x"
632 ;;
613 sparc64*) 633 sparc64*)
614 export CFLAGS_sparc32=${CFLAGS_sparc32--m32} 634 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
615 export CHOST_sparc32=sparc-${CTARGET_post} 635 export CHOST_sparc32=${CTARGET/sparc64/sparc}
616 export CTARGET_sparc32=sparc-${CTARGET_post} 636 export CTARGET_sparc32=${CHOST_sparc32}
617 export CDEFINE_sparc32="!__arch64__" 637 export CDEFINE_sparc32="!__arch64__"
618 export LIBDIR_sparc32="lib" 638 export LIBDIR_sparc32="lib"
619 639
620 export CFLAGS_sparc64=${CFLAGS_sparc64--m64} 640 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
621 export CHOST_sparc64=sparc64-${CTARGET_post} 641 export CHOST_sparc64=${CTARGET}
622 export CTARGET_sparc64=sparc64-${CTARGET_post} 642 export CTARGET_sparc64=${CHOST_sparc64}
623 export CDEFINE_sparc64="__arch64__" 643 export CDEFINE_sparc64="__arch64__"
624 export LIBDIR_sparc64="lib64" 644 export LIBDIR_sparc64="lib64"
625 645
626 export MULTILIB_ABIS="sparc64 sparc32" 646 export MULTILIB_ABIS="sparc64 sparc32"
627 export DEFAULT_ABI="sparc64" 647 export DEFAULT_ABI="sparc64"
630 export MULTILIB_ABIS="default" 650 export MULTILIB_ABIS="default"
631 export DEFAULT_ABI="default" 651 export DEFAULT_ABI="default"
632 ;; 652 ;;
633 esac 653 esac
634} 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)
669 else
670 tc-export CC
671 fi
672}

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