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Revision 1.33 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 1.33 2005/09/21 02:50:37 vapier 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 9
10___ECLASS_RECUR_MULTILIB="yes"
11[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs
10 12
11DESCRIPTION="Based on the ${ECLASS} eclass" 13DESCRIPTION="Based on the ${ECLASS} eclass"
12 14
13# has_multilib_profile: 15# has_multilib_profile:
14# Return true if the current profile is a multilib profile and lists more than 16# Return true if the current profile is a multilib profile and lists more than
95### END DOCUMENTATION ### 97### END DOCUMENTATION ###
96 98
97# Defaults: 99# Defaults:
98export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 100export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
99export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 101export 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 102export CFLAGS_default
103export LDFLAGS_default 103export LDFLAGS_default
104export CHOST_default=${CHOST_default:-${CHOST}} 104export CHOST_default=${CHOST_default:-${CHOST}}
105export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
105export LIBDIR_default=${CONF_LIBDIR:-"lib"} 106export LIBDIR_default=${CONF_LIBDIR:-"lib"}
106export CDEFINE_default="__unix__" 107export CDEFINE_default="__unix__"
108export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
107 109
108# has_multilib_profile() 110# has_multilib_profile()
109has_multilib_profile() { 111has_multilib_profile() {
110 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 112 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
111} 113}
192 local var="${flag}_${abi}" 194 local var="${flag}_${abi}"
193 echo ${!var} 195 echo ${!var}
194} 196}
195 197
196get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 198get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
199get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
197get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 200get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
198get_abi_CHOST() { get_abi_var CHOST "$@"; } 201get_abi_CHOST() { get_abi_var CHOST "$@"; }
202get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
199get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } 203get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
200get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; } 204get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
201get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; } 205get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
202 206
203# Return a list of the ABIs we want to install for with 207# Return a list of the ABIs we want to install for with
243# Return a list of the ABIs supported by this profile. 247# Return a list of the ABIs supported by this profile.
244# the last one in the list being the default. 248# the last one in the list being the default.
245get_all_abis() { 249get_all_abis() {
246 local order="" 250 local order=""
247 251
248 if [ -z "${MULTILIB_ABIS}" ]; then 252 if [[ -z ${MULTILIB_ABIS} ]] ; then
249 echo "default" 253 echo "default"
250 return 0 254 return 0
251 fi 255 fi
252 256
253 for x in ${MULTILIB_ABIS}; do 257 for x in ${MULTILIB_ABIS}; do
254 if [ "${x}" != "${DEFAULT_ABI}" ]; then 258 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
255 order="${order:+${order }}${x}" 259 order="${order:+${order} }${x}"
256 fi 260 fi
257 done 261 done
258 order="${order:+${order} }${DEFAULT_ABI}" 262 order="${order:+${order} }${DEFAULT_ABI}"
259 263
260 echo ${order} 264 echo ${order}
267get_all_libdirs() { 271get_all_libdirs() {
268 local libdirs="lib" 272 local libdirs="lib"
269 local abi 273 local abi
270 local dir 274 local dir
271 275
272 if has_multilib_profile; then
273 for abi in ${MULTILIB_ABIS}; do 276 for abi in ${MULTILIB_ABIS}; do
274 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 277 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
275 done 278 done
276 elif [ -n "${CONF_LIBDIR}" ]; then
277 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
278 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
279 done
280 fi
281 279
282 echo "${libdirs}" 280 echo "${libdirs}"
283} 281}
284 282
285# 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
389# 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.
390# 388#
391# Example: 389# Example:
392# 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
393# 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)
394create_ml_includes() { 395create_ml_includes() {
395 local dest=$1 396 local dest=$1
396 shift 397 shift
397 local basedirs=$(create_ml_includes-listdirs "$@") 398 local basedirs=$(create_ml_includes-listdirs "$@")
398 399
532 # exit because we'll likely be called from a subshell 533 # exit because we'll likely be called from a subshell
533 exit 1 534 exit 1
534} 535}
535 536
536get_libname() { 537get_libname() {
538 local libname
537 local ver=$1 539 local ver=$1
538 if use userland_Darwin ; then 540 case ${CHOST} in
541 *-darwin*) libname="dylib";;
542 *) libname="so";;
543 esac
544
539 if [ -z ${ver} ] ; then 545 if [[ -z $@ ]] ; then
540 echo ".dylib" 546 echo ".${libname}"
541 else
542 echo ".${ver}.dylib"
543 fi
544 else 547 else
545 if [ -z ${ver} ] ; then 548 for ver in "$@" ; do
546 echo ".so" 549 case ${CHOST} in
550 *-darwin*) echo ".${ver}.${libname}";;
551 *) echo ".${libname}.${ver}";;
552 esac
553 done
554 fi
555}
556
557# This is for the toolchain to setup profile variables when pulling in
558# a crosscompiler (and thus they aren't set in the profile)
559multilib_env() {
560 local CTARGET=${1:-${CTARGET}}
561
562 case ${CTARGET} in
563 x86_64*)
564 export CFLAGS_x86=${CFLAGS_x86--m32}
565 export CHOST_x86=${CTARGET/x86_64/i686}
566 export CTARGET_x86=${CHOST_x86}
567 export CDEFINE_x86="__i386__"
568 export LIBDIR_x86="lib"
569
570 export CFLAGS_amd64=${CFLAGS_amd64--m64}
571 export CHOST_amd64=${CTARGET}
572 export CTARGET_amd64=${CHOST_amd64}
573 export CDEFINE_amd64="__x86_64__"
574 export LIBDIR_amd64="lib64"
575
576 export MULTILIB_ABIS="amd64 x86"
577 export DEFAULT_ABI="amd64"
578 ;;
579 mips64*)
580 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
581 export CHOST_o32=${CTARGET/mips64/mips}
582 export CTARGET_o32=${CHOST_o32}
583 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
584 export LIBDIR_o32="lib"
585
586 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
587 export CHOST_n32=${CTARGET}
588 export CTARGET_n32=${CHOST_n32}
589 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
590 export LIBDIR_n32="lib32"
591
592 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
593 export CHOST_n64=${CTARGET}
594 export CTARGET_n64=${CHOST_n64}
595 export CDEFINE_n64="_MIPS_SIM == _ABI64"
596 export LIBDIR_n64="lib64"
597
598 export MULTILIB_ABIS="n64 n32 o32"
599 export DEFAULT_ABI="n32"
600 ;;
601 powerpc64*)
602 export CFLAGS_ppc=${CFLAGS_ppc--m32}
603 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
604 export CTARGET_ppc=${CHOST_ppc}
605 export CDEFINE_ppc="!__powerpc64__"
606 export LIBDIR_ppc="lib"
607
608 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
609 export CHOST_ppc64=${CTARGET}
610 export CTARGET_ppc64=${CHOST_ppc64}
611 export CDEFINE_ppc64="__powerpc64__"
612 export LIBDIR_ppc64="lib64"
613
614 export MULTILIB_ABIS="ppc64 ppc"
615 export DEFAULT_ABI="ppc64"
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 ;;
633 sparc64*)
634 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
635 export CHOST_sparc32=${CTARGET/sparc64/sparc}
636 export CTARGET_sparc32=${CHOST_sparc32}
637 export CDEFINE_sparc32="!__arch64__"
638 export LIBDIR_sparc32="lib"
639
640 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
641 export CHOST_sparc64=${CTARGET}
642 export CTARGET_sparc64=${CHOST_sparc64}
643 export CDEFINE_sparc64="__arch64__"
644 export LIBDIR_sparc64="lib64"
645
646 export MULTILIB_ABIS="sparc64 sparc32"
647 export DEFAULT_ABI="sparc64"
648 ;;
649 *)
650 export MULTILIB_ABIS="default"
651 export DEFAULT_ABI="default"
652 ;;
653 esac
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 $1)
547 else 669 else
548 echo ".so.${ver}" 670 tc-export CC
549 fi 671 fi
550 fi
551} 672}

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