/[gentoo-x86]/eclass/multilib.eclass
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1# Copyright 1999-2011 Gentoo Foundation 1# Copyright 1999-2011 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 1.93 2011/10/14 22:54:35 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.98 2012/06/03 08:27:53 vapier Exp $
4 4
5# @ECLASS: multilib.eclass 5# @ECLASS: multilib.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# amd64@gentoo.org 7# amd64@gentoo.org
8# toolchain@gentoo.org 8# toolchain@gentoo.org
9# @BLURB: This eclass is for all functions pertaining to handling multilib configurations. 9# @BLURB: This eclass is for all functions pertaining to handling multilib configurations.
10# @DESCRIPTION: 10# @DESCRIPTION:
11# This eclass is for all functions pertaining to handling multilib configurations. 11# This eclass is for all functions pertaining to handling multilib configurations.
12 12
13___ECLASS_RECUR_MULTILIB="yes" 13if [[ ${___ECLASS_ONCE_MULTILIB} != "recur -_+^+_- spank" ]] ; then
14[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs 14___ECLASS_ONCE_MULTILIB="recur -_+^+_- spank"
15
16inherit toolchain-funcs
15 17
16# Defaults: 18# Defaults:
17export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 19export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
18export DEFAULT_ABI=${DEFAULT_ABI:-"default"} 20export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
19export CFLAGS_default 21export CFLAGS_default
71# If <ABI> is not specified, ${ABI} is used. 73# If <ABI> is not specified, ${ABI} is used.
72# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 74# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used.
73# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string. 75# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
74get_abi_var() { 76get_abi_var() {
75 local flag=$1 77 local flag=$1
76 local abi 78 local abi=${2:-${ABI:-${DEFAULT_ABI:-default}}}
77 if [ $# -gt 1 ]; then
78 abi=${2}
79 elif [ -n "${ABI}" ]; then
80 abi=${ABI}
81 elif [ -n "${DEFAULT_ABI}" ]; then
82 abi=${DEFAULT_ABI}
83 else
84 abi="default"
85 fi
86
87 local var="${flag}_${abi}" 79 local var="${flag}_${abi}"
88 echo ${!var} 80 echo ${!var}
89} 81}
90 82
91# @FUNCTION: get_abi_CFLAGS 83# @FUNCTION: get_abi_CFLAGS
168# @FUNCTION: get_all_abis 160# @FUNCTION: get_all_abis
169# @DESCRIPTION: 161# @DESCRIPTION:
170# Return a list of the ABIs supported by this profile. 162# Return a list of the ABIs supported by this profile.
171# the last one in the list being the default. 163# the last one in the list being the default.
172get_all_abis() { 164get_all_abis() {
173 local order="" 165 local order="" mvar dvar
174 166
175 if [[ -z ${MULTILIB_ABIS} ]] ; then 167 mvar="MULTILIB_ABIS"
168 dvar="DEFAULT_ABI"
169 if [[ -n $1 ]] ; then
170 mvar="$1_${mvar}"
171 dvar="$1_${dvar}"
172 fi
173
174 if [[ -z ${!mvar} ]] ; then
176 echo "default" 175 echo "default"
177 return 0 176 return 0
178 fi 177 fi
179 178
180 for x in ${MULTILIB_ABIS}; do 179 for x in ${!mvar}; do
181 if [[ ${x} != ${DEFAULT_ABI} ]] ; then 180 if [[ ${x} != ${!dvar} ]] ; then
182 order="${order:+${order} }${x}" 181 order="${order:+${order} }${x}"
183 fi 182 fi
184 done 183 done
185 order="${order:+${order} }${DEFAULT_ABI}" 184 order="${order:+${order} }${!dvar}"
186 185
187 echo ${order} 186 echo ${order}
188 return 0 187 return 0
189} 188}
190 189
354 353
355 : ${MULTILIB_ABIS=s390x s390} 354 : ${MULTILIB_ABIS=s390x s390}
356 : ${DEFAULT_ABI=s390x} 355 : ${DEFAULT_ABI=s390x}
357 ;; 356 ;;
358 sparc*) 357 sparc*)
359 export CFLAGS_sparc32=${CFLAGS_sparc32} 358 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
360 export CHOST_sparc32=${CTARGET/sparc64/sparc} 359 export CHOST_sparc32=${CTARGET/sparc64/sparc}
361 export CTARGET_sparc32=${CHOST_sparc32} 360 export CTARGET_sparc32=${CHOST_sparc32}
362 export LIBDIR_sparc32="lib" 361 export LIBDIR_sparc32="lib"
363 362
364 export CFLAGS_sparc64=${CFLAGS_sparc64--m64} 363 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
407 export __DEFAULT_ABI_SAVED="true" 406 export __DEFAULT_ABI_SAVED="true"
408 407
409 # Set the CHOST native first so that we pick up the native 408 # Set the CHOST native first so that we pick up the native
410 # toolchain and not a cross-compiler by accident #202811. 409 # toolchain and not a cross-compiler by accident #202811.
411 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI}) 410 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI})
412 export AS="$(tc-getAS) $(get_abi_ASFLAGS)"
413 export CC="$(tc-getCC) $(get_abi_CFLAGS)" 411 export CC="$(tc-getCC) $(get_abi_CFLAGS)"
414 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)" 412 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)"
415 export LD="$(tc-getLD) $(get_abi_LDFLAGS)" 413 export LD="$(tc-getLD) $(get_abi_LDFLAGS)"
416 export CHOST=$(get_abi_CHOST $1) 414 export CHOST=$(get_abi_CHOST $1)
417 export CBUILD=$(get_abi_CHOST $1) 415 export CBUILD=$(get_abi_CHOST $1)
418 fi 416 fi
419} 417}
418
419fi

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