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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 1.42 2005/10/10 21:18:15 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.54 2006/07/12 07:40:49 kevquinn 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.
100export LDFLAGS_default 100export LDFLAGS_default
101export CHOST_default=${CHOST_default:-${CHOST}} 101export CHOST_default=${CHOST_default:-${CHOST}}
102export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}} 102export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
103export LIBDIR_default=${CONF_LIBDIR:-"lib"} 103export LIBDIR_default=${CONF_LIBDIR:-"lib"}
104export CDEFINE_default="__unix__" 104export CDEFINE_default="__unix__"
105export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
105 106
106# has_multilib_profile() 107# has_multilib_profile()
107has_multilib_profile() { 108has_multilib_profile() {
108 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 109 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
109} 110}
190 local var="${flag}_${abi}" 191 local var="${flag}_${abi}"
191 echo ${!var} 192 echo ${!var}
192} 193}
193 194
194get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 195get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
196get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
195get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 197get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
196get_abi_CHOST() { get_abi_var CHOST "$@"; } 198get_abi_CHOST() { get_abi_var CHOST "$@"; }
197get_abi_CTARGET() { get_abi_var CTARGET "$@"; } 199get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
198get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } 200get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
199get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; } 201get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
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 273 # Remove when amd64's 2004.3 is purged.
274 if [[ -n "${CONF_LIBDIR}" ]]; then
275 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
276 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
277 done
278 else
272 for abi in ${MULTILIB_ABIS}; do 279 for abi in ${MULTILIB_ABIS}; do
273 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 280 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
274 done
275 elif [ -n "${CONF_LIBDIR}" ]; then
276 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
277 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
278 done 281 done
279 fi 282 fi
280 283
281 echo "${libdirs}" 284 echo "${libdirs}"
282} 285}
388# Ideas for this code came from debian's sparc-linux headers package. 391# Ideas for this code came from debian's sparc-linux headers package.
389# 392#
390# Example: 393# Example:
391# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 394# 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_64 395# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
396#
397# Warning: Be careful with the ordering here. The default ABI has to be the
398# last, because it is always defined (by GCC)
393create_ml_includes() { 399create_ml_includes() {
394 local dest=$1 400 local dest=$1
395 shift 401 shift
396 local basedirs=$(create_ml_includes-listdirs "$@") 402 local basedirs=$(create_ml_includes-listdirs "$@")
397 403
531 # exit because we'll likely be called from a subshell 537 # exit because we'll likely be called from a subshell
532 exit 1 538 exit 1
533} 539}
534 540
535get_libname() { 541get_libname() {
542 local libname
536 local ver=$1 543 local ver=$1
537 if use userland_Darwin ; then 544 case ${CHOST} in
545 *-darwin*) libname="dylib";;
546 *) libname="so";;
547 esac
548
538 if [ -z ${ver} ] ; then 549 if [[ -z $@ ]] ; then
539 echo ".dylib" 550 echo ".${libname}"
540 else
541 echo ".${ver}.dylib"
542 fi
543 else 551 else
544 if [ -z ${ver} ] ; then 552 for ver in "$@" ; do
545 echo ".so" 553 case ${CHOST} in
546 else 554 *-darwin*) echo ".${ver}.${libname}";;
547 echo ".so.${ver}" 555 *) echo ".${libname}.${ver}";;
548 fi 556 esac
557 done
549 fi 558 fi
550} 559}
551 560
552# This is for the toolchain to setup profile variables when pulling in 561# This is for the toolchain to setup profile variables when pulling in
553# a crosscompiler (and thus they aren't set in the profile) 562# a crosscompiler (and thus they aren't set in the profile)
588 export CHOST_n64=${CTARGET} 597 export CHOST_n64=${CTARGET}
589 export CTARGET_n64=${CHOST_n64} 598 export CTARGET_n64=${CHOST_n64}
590 export CDEFINE_n64="_MIPS_SIM == _ABI64" 599 export CDEFINE_n64="_MIPS_SIM == _ABI64"
591 export LIBDIR_n64="lib64" 600 export LIBDIR_n64="lib64"
592 601
593 export MULTILIB_ABIS="n64 n32" # o32 602 export MULTILIB_ABIS="n64 n32 o32"
594 export DEFAULT_ABI="n32" 603 export DEFAULT_ABI="n32"
595 ;; 604 ;;
596 powerpc64*) 605 powerpc64*)
597 export CFLAGS_ppc=${CFLAGS_ppc--m32} 606 export CFLAGS_ppc=${CFLAGS_ppc--m32}
598 export CHOST_ppc=${CTARGET/powerpc64/powerpc} 607 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
599 export CTARGET_ppc=${CHOST_ppc} 608 export CTARGET_ppc=${CHOST_ppc}
606 export CDEFINE_ppc64="__powerpc64__" 615 export CDEFINE_ppc64="__powerpc64__"
607 export LIBDIR_ppc64="lib64" 616 export LIBDIR_ppc64="lib64"
608 617
609 export MULTILIB_ABIS="ppc64 ppc" 618 export MULTILIB_ABIS="ppc64 ppc"
610 export DEFAULT_ABI="ppc64" 619 export DEFAULT_ABI="ppc64"
620 ;;
621 s390x*)
622 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
623 export CHOST_s390=${CTARGET/s390x/s390}
624 export CTARGET_s390=${CHOST_s390}
625 export CDEFINE_s390="!__s390x__"
626 export LIBDIR_s390="lib"
627
628 export CFLAGS_s390x=${CFLAGS_s390x--m64}
629 export CHOST_s390x=${CTARGET}
630 export CTARGET_s390x=${CHOST_s390x}
631 export CDEFINE_s390x="__s390x__"
632 export LIBDIR_s390x="lib64"
633
634 export MULTILIB_ABIS="s390x s390"
635 export DEFAULT_ABI="s390x"
611 ;; 636 ;;
612 sparc64*) 637 sparc64*)
613 export CFLAGS_sparc32=${CFLAGS_sparc32--m32} 638 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
614 export CHOST_sparc32=${CTARGET/sparc64/sparc} 639 export CHOST_sparc32=${CTARGET/sparc64/sparc}
615 export CTARGET_sparc32=${CHOST_sparc32} 640 export CTARGET_sparc32=${CHOST_sparc32}
629 export MULTILIB_ABIS="default" 654 export MULTILIB_ABIS="default"
630 export DEFAULT_ABI="default" 655 export DEFAULT_ABI="default"
631 ;; 656 ;;
632 esac 657 esac
633} 658}
659
660# Hide multilib details here for packages which are forced to be compiled for a
661# specific ABI when run on another ABI (like x86-specific packages on amd64)
662multilib_toolchain_setup() {
663 if has_version app-admin/eselect-compiler ; then
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 $1)"
667 export AS="as $(get_abi_ASFLAGS $1)"
668
669 export CHOST=$(get_abi_CHOST $1)
670 export CBUILD=$(get_abi_CHOST $1)
671 else
672 tc-export CC
673 export ABI=$1
674 fi
675}

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