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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 1.33 2005/09/21 02:50:37 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.
9
10 9
11DESCRIPTION="Based on the ${ECLASS} eclass" 10DESCRIPTION="Based on the ${ECLASS} eclass"
12 11
13# has_multilib_profile: 12# has_multilib_profile:
14# Return true if the current profile is a multilib profile and lists more than 13# Return true if the current profile is a multilib profile and lists more than
95### END DOCUMENTATION ### 94### END DOCUMENTATION ###
96 95
97# Defaults: 96# Defaults:
98export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 97export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
99export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 98export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
100# This causes econf to set --libdir=/usr/lib where it didn't before
101#export ABI=${ABI:-"default"}
102export CFLAGS_default 99export CFLAGS_default
103export LDFLAGS_default 100export LDFLAGS_default
104export CHOST_default=${CHOST_default:-${CHOST}} 101export CHOST_default=${CHOST_default:-${CHOST}}
102export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
105export LIBDIR_default=${CONF_LIBDIR:-"lib"} 103export LIBDIR_default=${CONF_LIBDIR:-"lib"}
106export CDEFINE_default="__unix__" 104export CDEFINE_default="__unix__"
105export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
107 106
108# has_multilib_profile() 107# has_multilib_profile()
109has_multilib_profile() { 108has_multilib_profile() {
110 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 109 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
111} 110}
192 local var="${flag}_${abi}" 191 local var="${flag}_${abi}"
193 echo ${!var} 192 echo ${!var}
194} 193}
195 194
196get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 195get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
196get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
197get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 197get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
198get_abi_CHOST() { get_abi_var CHOST "$@"; } 198get_abi_CHOST() { get_abi_var CHOST "$@"; }
199get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
199get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } 200get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
200get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; } 201get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
201get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; } 202get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
202 203
203# Return a list of the ABIs we want to install for with 204# Return a list of the ABIs we want to install for with
243# Return a list of the ABIs supported by this profile. 244# Return a list of the ABIs supported by this profile.
244# the last one in the list being the default. 245# the last one in the list being the default.
245get_all_abis() { 246get_all_abis() {
246 local order="" 247 local order=""
247 248
248 if [ -z "${MULTILIB_ABIS}" ]; then 249 if [[ -z ${MULTILIB_ABIS} ]] ; then
249 echo "default" 250 echo "default"
250 return 0 251 return 0
251 fi 252 fi
252 253
253 for x in ${MULTILIB_ABIS}; do 254 for x in ${MULTILIB_ABIS}; do
254 if [ "${x}" != "${DEFAULT_ABI}" ]; then 255 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
255 order="${order:+${order }}${x}" 256 order="${order:+${order} }${x}"
256 fi 257 fi
257 done 258 done
258 order="${order:+${order} }${DEFAULT_ABI}" 259 order="${order:+${order} }${DEFAULT_ABI}"
259 260
260 echo ${order} 261 echo ${order}
267get_all_libdirs() { 268get_all_libdirs() {
268 local libdirs="lib" 269 local libdirs="lib"
269 local abi 270 local abi
270 local dir 271 local dir
271 272
272 if has_multilib_profile; then 273 # Remove when amd64's 2004.3 is purged.
274 if [[ -n "${CONF_LIBDIR}" ]]; then
275 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
276 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
277 done
278 else
273 for abi in ${MULTILIB_ABIS}; do 279 for abi in ${MULTILIB_ABIS}; do
274 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 280 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
275 done
276 elif [ -n "${CONF_LIBDIR}" ]; then
277 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
278 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
279 done 281 done
280 fi 282 fi
281 283
282 echo "${libdirs}" 284 echo "${libdirs}"
283} 285}
389# 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.
390# 392#
391# Example: 393# Example:
392# 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
393# 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)
394create_ml_includes() { 399create_ml_includes() {
395 local dest=$1 400 local dest=$1
396 shift 401 shift
397 local basedirs=$(create_ml_includes-listdirs "$@") 402 local basedirs=$(create_ml_includes-listdirs "$@")
398 403
532 # exit because we'll likely be called from a subshell 537 # exit because we'll likely be called from a subshell
533 exit 1 538 exit 1
534} 539}
535 540
536get_libname() { 541get_libname() {
542 local libname
537 local ver=$1 543 local ver=$1
538 if use userland_Darwin ; then 544 case ${CHOST} in
545 *-darwin*) libname="dylib";;
546 *) libname="so";;
547 esac
548
539 if [ -z ${ver} ] ; then 549 if [[ -z $@ ]] ; then
540 echo ".dylib" 550 echo ".${libname}"
541 else
542 echo ".${ver}.dylib"
543 fi
544 else 551 else
545 if [ -z ${ver} ] ; then 552 for ver in "$@" ; do
546 echo ".so" 553 case ${CHOST} in
554 *-darwin*) echo ".${ver}.${libname}";;
555 *) echo ".${libname}.${ver}";;
556 esac
557 done
558 fi
559}
560
561# This is for the toolchain to setup profile variables when pulling in
562# a crosscompiler (and thus they aren't set in the profile)
563multilib_env() {
564 local CTARGET=${1:-${CTARGET}}
565
566 case ${CTARGET} in
567 x86_64*)
568 export CFLAGS_x86=${CFLAGS_x86--m32}
569 export CHOST_x86=${CTARGET/x86_64/i686}
570 export CTARGET_x86=${CHOST_x86}
571 export CDEFINE_x86="__i386__"
572 export LIBDIR_x86="lib"
573
574 export CFLAGS_amd64=${CFLAGS_amd64--m64}
575 export CHOST_amd64=${CTARGET}
576 export CTARGET_amd64=${CTARGET_amd64}
577 export CDEFINE_amd64="__x86_64__"
578 export LIBDIR_amd64="lib64"
579
580 export MULTILIB_ABIS="amd64 x86"
581 export DEFAULT_ABI="amd64"
582 ;;
583 mips64*)
584 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
585 export CHOST_o32=${CTARGET/mips64/mips}
586 export CTARGET_o32=${CHOST_o32}
587 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
588 export LIBDIR_o32="lib"
589
590 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
591 export CHOST_n32=${CTARGET}
592 export CTARGET_n32=${CHOST_n32}
593 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
594 export LIBDIR_n32="lib32"
595
596 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
597 export CHOST_n64=${CTARGET}
598 export CTARGET_n64=${CHOST_n64}
599 export CDEFINE_n64="_MIPS_SIM == _ABI64"
600 export LIBDIR_n64="lib64"
601
602 export MULTILIB_ABIS="n64 n32 o32"
603 export DEFAULT_ABI="n32"
604 ;;
605 powerpc64*)
606 export CFLAGS_ppc=${CFLAGS_ppc--m32}
607 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
608 export CTARGET_ppc=${CHOST_ppc}
609 export CDEFINE_ppc="!__powerpc64__"
610 export LIBDIR_ppc="lib"
611
612 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
613 export CHOST_ppc64=${CTARGET}
614 export CTARGET_ppc64=${CHOST_ppc64}
615 export CDEFINE_ppc64="__powerpc64__"
616 export LIBDIR_ppc64="lib64"
617
618 export MULTILIB_ABIS="ppc64 ppc"
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"
636 ;;
637 sparc64*)
638 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
639 export CHOST_sparc32=${CTARGET/sparc64/sparc}
640 export CTARGET_sparc32=${CHOST_sparc32}
641 export CDEFINE_sparc32="!__arch64__"
642 export LIBDIR_sparc32="lib"
643
644 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
645 export CHOST_sparc64=${CTARGET}
646 export CTARGET_sparc64=${CHOST_sparc64}
647 export CDEFINE_sparc64="__arch64__"
648 export LIBDIR_sparc64="lib64"
649
650 export MULTILIB_ABIS="sparc64 sparc32"
651 export DEFAULT_ABI="sparc64"
652 ;;
653 *)
654 export MULTILIB_ABIS="default"
655 export DEFAULT_ABI="default"
656 ;;
657 esac
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 $1)
547 else 671 else
548 echo ".so.${ver}" 672 tc-export CC
673 export ABI=$1
549 fi 674 fi
550 fi
551} 675}

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