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Revision 1.48 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 1.48 2006/03/09 16:30:50 blubb 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 ${ECLASS} eclass"
11 14
12# has_multilib_profile: 15# has_multilib_profile:
13# Return true if the current profile is a multilib profile and lists more than 16# Return true if the current profile is a multilib profile and lists more than
191 local var="${flag}_${abi}" 194 local var="${flag}_${abi}"
192 echo ${!var} 195 echo ${!var}
193} 196}
194 197
195get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 198get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
199get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
196get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 200get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
197get_abi_CHOST() { get_abi_var CHOST "$@"; } 201get_abi_CHOST() { get_abi_var CHOST "$@"; }
198get_abi_CTARGET() { get_abi_var CTARGET "$@"; } 202get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
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 "$@"; } 204get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
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 # Remove when amd64's 2004.3 is purged.
273 if [[ -n "${CONF_LIBDIR}" ]]; then
274 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
275 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
276 done
277 else
278 for abi in ${MULTILIB_ABIS}; do 276 for abi in ${MULTILIB_ABIS}; do
279 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 277 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
280 done 278 done
281 fi
282 279
283 echo "${libdirs}" 280 echo "${libdirs}"
284} 281}
285 282
286# 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
390# 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.
391# 388#
392# Example: 389# Example:
393# 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
394# 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)
395create_ml_includes() { 395create_ml_includes() {
396 local dest=$1 396 local dest=$1
397 shift 397 shift
398 local basedirs=$(create_ml_includes-listdirs "$@") 398 local basedirs=$(create_ml_includes-listdirs "$@")
399 399
567 export CDEFINE_x86="__i386__" 567 export CDEFINE_x86="__i386__"
568 export LIBDIR_x86="lib" 568 export LIBDIR_x86="lib"
569 569
570 export CFLAGS_amd64=${CFLAGS_amd64--m64} 570 export CFLAGS_amd64=${CFLAGS_amd64--m64}
571 export CHOST_amd64=${CTARGET} 571 export CHOST_amd64=${CTARGET}
572 export CTARGET_amd64=${CTARGET_amd64} 572 export CTARGET_amd64=${CHOST_amd64}
573 export CDEFINE_amd64="__x86_64__" 573 export CDEFINE_amd64="__x86_64__"
574 export LIBDIR_amd64="lib64" 574 export LIBDIR_amd64="lib64"
575 575
576 export MULTILIB_ABIS="amd64 x86" 576 export MULTILIB_ABIS="amd64 x86"
577 export DEFAULT_ABI="amd64" 577 export DEFAULT_ABI="amd64"
650 export MULTILIB_ABIS="default" 650 export MULTILIB_ABIS="default"
651 export DEFAULT_ABI="default" 651 export DEFAULT_ABI="default"
652 ;; 652 ;;
653 esac 653 esac
654} 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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