/[gentoo-x86]/eclass/multilib.eclass
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Revision 1.1.1.1 Revision 1.56
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 1.1.1.1 2005/11/30 09:59:17 chriswhite Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.56 2006/10/13 16:49:39 blubb 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
272 for abi in ${MULTILIB_ABIS}; do 273 for abi in ${MULTILIB_ABIS}; do
273 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 274 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
274 done 275 done
275 elif [ -n "${CONF_LIBDIR}" ]; then
276 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
277 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
278 done
279 fi
280 276
281 echo "${libdirs}" 277 echo "${libdirs}"
282} 278}
283 279
284# Return true if ${ABI} is the last ABI on our list (or if we're not 280# 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. 384# Ideas for this code came from debian's sparc-linux headers package.
389# 385#
390# Example: 386# Example:
391# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 387# 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_64 388# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
389#
390# Warning: Be careful with the ordering here. The default ABI has to be the
391# last, because it is always defined (by GCC)
393create_ml_includes() { 392create_ml_includes() {
394 local dest=$1 393 local dest=$1
395 shift 394 shift
396 local basedirs=$(create_ml_includes-listdirs "$@") 395 local basedirs=$(create_ml_includes-listdirs "$@")
397 396
648 export MULTILIB_ABIS="default" 647 export MULTILIB_ABIS="default"
649 export DEFAULT_ABI="default" 648 export DEFAULT_ABI="default"
650 ;; 649 ;;
651 esac 650 esac
652} 651}
652
653# Hide multilib details here for packages which are forced to be compiled for a
654# specific ABI when run on another ABI (like x86-specific packages on amd64)
655multilib_toolchain_setup() {
656 export ABI=$1
657
658 if has_version app-admin/eselect-compiler ; then
659 # Binutils doesn't have wrappers for ld and as (yet). Eventually it
660 # will, and all this can just be handled with CHOST.
661 export LD="ld $(get_abi_LDFLAGS $1)"
662 export AS="as $(get_abi_ASFLAGS $1)"
663
664 export CHOST=$(get_abi_CHOST $1)
665 export CBUILD=$(get_abi_CHOST $1)
666 else
667 tc-export CC
668 fi
669}

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