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Revision 1.9 Revision 1.90
1# Copyright 1999-2004 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 1.9 2005/01/15 13:44:31 eradicator Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.90 2011/03/18 22:03:25 vapier Exp $
4# 4
5# Author: Jeremy Huddleston <eradicator@gentoo.org> 5# @ECLASS: multilib.eclass
6# 6# @MAINTAINER:
7# amd64@gentoo.org
8# toolchain@gentoo.org
9# @BLURB: This eclass is for all functions pertaining to handling multilib configurations.
10# @DESCRIPTION:
7# This eclass is for all functions pertaining to handling multilib. 11# This eclass is for all functions pertaining to handling multilib configurations.
8# configurations.
9 12
10ECLASS=multilib 13___ECLASS_RECUR_MULTILIB="yes"
11INHERITED="$INHERITED $ECLASS" 14[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs
12 15
13DESCRIPTION="Based on the ${ECLASS} eclass" 16# Defaults:
17export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
18export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
19export CFLAGS_default
20export LDFLAGS_default
21export CHOST_default=${CHOST_default:-${CHOST}}
22export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
23export LIBDIR_default=${CONF_LIBDIR:-"lib"}
24export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
14 25
26# @FUNCTION: has_multilib_profile
27# @DESCRIPTION:
28# Return true if the current profile is a multilib profile and lists more than
29# one abi in ${MULTILIB_ABIS}. When has_multilib_profile returns true, that
30# profile should enable the 'multilib' use flag. This is so you can DEPEND on
31# a package only for multilib or not multilib.
32has_multilib_profile() {
33 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
34}
35
36# @FUNCTION: get_libdir
37# @RETURN: the libdir for the selected ABI
38# @DESCRIPTION:
15# This function simply returns the desired lib directory. With portage 39# This function simply returns the desired lib directory. With portage
16# 2.0.51, we now have support for installing libraries to lib32/lib64 40# 2.0.51, we now have support for installing libraries to lib32/lib64
17# to accomidate the needs of multilib systems. It's no longer a good idea 41# to accomidate the needs of multilib systems. It's no longer a good idea
18# to assume all libraries will end up in lib. Replace any (sane) instances 42# to assume all libraries will end up in lib. Replace any (sane) instances
19# where lib is named directly with $(get_libdir) if possible. 43# where lib is named directly with $(get_libdir) if possible.
20#
21# Travis Tilley <lv@gentoo.org> (24 Aug 2004)
22# 44#
23# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004): 45# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004):
24# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set, 46# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set,
25# fall back on old behavior. Any profile that has these set should also 47# fall back on old behavior. Any profile that has these set should also
26# depend on a newer version of portage (not yet released) which uses these 48# depend on a newer version of portage (not yet released) which uses these
27# over CONF_LIBDIR in econf, dolib, etc... 49# over CONF_LIBDIR in econf, dolib, etc...
28get_libdir() { 50get_libdir() {
29 LIBDIR_TEST=$(type econf) 51 local CONF_LIBDIR
30 if [ ! -z "${CONF_LIBDIR_OVERRIDE}" ] ; then 52 if [ -n "${CONF_LIBDIR_OVERRIDE}" ] ; then
31 # if there is an override, we want to use that... always. 53 # if there is an override, we want to use that... always.
32 CONF_LIBDIR="${CONF_LIBDIR_OVERRIDE}" 54 echo ${CONF_LIBDIR_OVERRIDE}
33 elif [ -n "$(get_abi_LIBDIR)" ]; then 55 else
34 CONF_LIBDIR="$(get_abi_LIBDIR)" 56 get_abi_LIBDIR
35 elif [ "${LIBDIR_TEST/CONF_LIBDIR}" == "${LIBDIR_TEST}" ]; then # we don't have CONF_LIBDIR support
36 # will be <portage-2.0.51_pre20
37 CONF_LIBDIR="lib"
38 fi 57 fi
39 # and of course, default to lib if CONF_LIBDIR isnt set
40 echo ${CONF_LIBDIR:=lib}
41 unset LIBDIR_TEST
42} 58}
43 59
60# @FUNCTION: get_multilibdir
61# @RETURN: Returns the multilibdir
44get_multilibdir() { 62get_multilibdir() {
45 if [ -n "$(get_abi_LIBDIR)" ]; then 63 if has_multilib_profile; then
46 eerror "get_multilibdir called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org" 64 eerror "get_multilibdir called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org"
47 exit 1 65 exit 1
48 fi 66 fi
49 echo ${CONF_MULTILIBDIR:=lib32} 67 echo ${CONF_MULTILIBDIR:=lib32}
50} 68}
51 69
70# @FUNCTION: get_libdir_override
71# @DESCRIPTION:
52# Sometimes you need to override the value returned by get_libdir. A good 72# Sometimes you need to override the value returned by get_libdir. A good
53# example of this is xorg-x11, where lib32 isnt a supported configuration, 73# example of this is xorg-x11, where lib32 isnt a supported configuration,
54# and where lib64 -must- be used on amd64 (for applications that need lib 74# and where lib64 -must- be used on amd64 (for applications that need lib
55# to be 32bit, such as adobe acrobat). Note that this override also bypasses 75# to be 32bit, such as adobe acrobat). Note that this override also bypasses
56# portage version sanity checking. 76# portage version sanity checking.
57# get_libdir_override expects one argument, the result get_libdir should 77# get_libdir_override expects one argument, the result get_libdir should
58# return: 78# return:
59# 79#
60# get_libdir_override lib64 80# get_libdir_override lib64
61#
62# Travis Tilley <lv@gentoo.org> (31 Aug 2004)
63get_libdir_override() { 81get_libdir_override() {
64 if [ -n "$(get_abi_LIBDIR)" ]; then 82 if has_multilib_profile; then
65 eerror "get_libdir_override called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org" 83 eerror "get_libdir_override called, but it shouldn't be needed with the new multilib approach. Please file a bug at http://bugs.gentoo.org and assign it to eradicator@gentoo.org"
66 exit 1 84 exit 1
67 fi 85 fi
68 CONF_LIBDIR="$1" 86 CONF_LIBDIR="$1"
69 CONF_LIBDIR_OVERRIDE="$1" 87 CONF_LIBDIR_OVERRIDE="$1"
88 LIBDIR_default="$1"
70} 89}
71 90
72# get_abi_var <VAR> [<ABI>] 91# @FUNCTION: get_abi_var
92# @USAGE: <VAR> [ABI]
73# returns the value of ${<VAR>_<ABI>} which should be set in make.defaults 93# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults
74# 94# @DESCRIPTION:
75# ex: 95# ex:
76# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 96# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32
77# 97#
78# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" 98# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)"
79# This will hopefully be added to portage soon... 99# This will hopefully be added to portage soon...
80# 100#
81# If <ABI> is not specified, ${ABI} is used. 101# If <ABI> is not specified, ${ABI} is used.
82# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 102# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used.
83# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string. 103# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
84#
85# Jeremy Huddleston <eradicator@gentoo.org>
86get_abi_var() { 104get_abi_var() {
87 local flag=${1} 105 local flag=$1
88 local abi 106 local abi
89 if [ $# -gt 1 ]; then 107 if [ $# -gt 1 ]; then
90 abi=${2} 108 abi=${2}
91 elif [ -n "${ABI}" ]; then 109 elif [ -n "${ABI}" ]; then
92 abi=${ABI} 110 abi=${ABI}
93 elif [ -n "${DEFAULT_ABI}" ]; then 111 elif [ -n "${DEFAULT_ABI}" ]; then
94 abi=${DEFAULT_ABI} 112 abi=${DEFAULT_ABI}
95 else 113 else
96 return 1 114 abi="default"
97 fi 115 fi
98 116
99 local var="${flag}_${abi}" 117 local var="${flag}_${abi}"
100 echo ${!var} 118 echo ${!var}
101} 119}
102 120
121# @FUNCTION: get_abi_CFLAGS
122# @USAGE: [ABI]
123# @DESCRIPTION:
124# Alias for 'get_abi_var CFLAGS'
103get_abi_CFLAGS() { get_abi_var CFLAGS ${@}; } 125get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
104get_abi_CDEFINE() { get_abi_var CDEFINE ${@}; } 126
127# @FUNCTION: get_abi_ASFLAGS
128# @USAGE: [ABI]
129# @DESCRIPTION:
130# Alias for 'get_abi_var ASFLAGS'
131get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
132
133# @FUNCTION: get_abi_LDFLAGS
134# @USAGE: [ABI]
135# @DESCRIPTION:
136# Alias for 'get_abi_var LDFLAGS'
137get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
138
139# @FUNCTION: get_abi_CHOST
140# @USAGE: [ABI]
141# @DESCRIPTION:
142# Alias for 'get_abi_var CHOST'
143get_abi_CHOST() { get_abi_var CHOST "$@"; }
144
145# @FUNCTION: get_abi_CTARGET
146# @USAGE: [ABI]
147# @DESCRIPTION:
148# Alias for 'get_abi_var CTARGET'
149get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
150
151# @FUNCTION: get_abi_FAKE_TARGETS
152# @USAGE: [ABI]
153# @DESCRIPTION:
154# Alias for 'get_abi_var FAKE_TARGETS'
155get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
156
157# @FUNCTION: get_abi_LIBDIR
158# @USAGE: [ABI]
159# @DESCRIPTION:
160# Alias for 'get_abi_var LIBDIR'
105get_abi_LIBDIR() { get_abi_var LIBDIR ${@}; } 161get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
106 162
163# @FUNCTION: get_install_abis
164# @DESCRIPTION:
107# Return a list of the ABIs we want to install for with 165# Return a list of the ABIs we want to install for with
108# the last one in the list being the default. 166# the last one in the list being the default.
109get_abi_order() { 167get_install_abis() {
110 local order="" 168 local order=""
111 169
112 if [ -z "${MULTILIB_ABIS}" ]; then 170 if [[ -z ${MULTILIB_ABIS} ]] ; then
113 echo "NOMULTILIB" 171 echo "default"
114 return 1 172 return 0
115 fi 173 fi
116 174
117 if hasq multilib-pkg-force ${RESTRICT} || 175 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
118 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
119 for x in ${MULTILIB_ABIS}; do 176 for x in ${MULTILIB_ABIS} ; do
120 if [ "${x}" != "${DEFAULT_ABI}" ]; then 177 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
121 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 178 hasq ${x} ${ABI_DENY} || order="${order} ${x}"
122 fi 179 fi
123 done 180 done
124 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 181 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}"
125 182
126 if [ -n "${ABI_ALLOW}" ]; then 183 if [[ -n ${ABI_ALLOW} ]] ; then
127 local ordera="" 184 local ordera=""
128 for x in ${order}; do 185 for x in ${order} ; do
129 if hasq ${x} ${ABI_ALLOW}; then 186 if hasq ${x} ${ABI_ALLOW} ; then
130 ordera="${ordera} ${x}" 187 ordera="${ordera} ${x}"
131 fi 188 fi
132 done 189 done
133 order="${ordera}" 190 order=${ordera}
134 fi 191 fi
135 else 192 else
136 order="${DEFAULT_ABI}" 193 order=${DEFAULT_ABI}
137 fi 194 fi
138 195
139 if [ -z "${order}" ]; then 196 if [[ -z ${order} ]] ; then
140 die "The ABI list is empty. Are you using a proper multilib profile? Perhaps your USE flags or MULTILIB_ABIS are too restrictive for this package." 197 die "The ABI list is empty. Are you using a proper multilib profile? Perhaps your USE flags or MULTILIB_ABIS are too restrictive for this package."
141 fi 198 fi
142 199
143 echo ${order} 200 echo ${order}
144 return 0 201 return 0
145} 202}
146 203
147# get_all_libdir() 204# @FUNCTION: get_all_abis
205# @DESCRIPTION:
206# Return a list of the ABIs supported by this profile.
207# the last one in the list being the default.
208get_all_abis() {
209 local order=""
210
211 if [[ -z ${MULTILIB_ABIS} ]] ; then
212 echo "default"
213 return 0
214 fi
215
216 for x in ${MULTILIB_ABIS}; do
217 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
218 order="${order:+${order} }${x}"
219 fi
220 done
221 order="${order:+${order} }${DEFAULT_ABI}"
222
223 echo ${order}
224 return 0
225}
226
227# @FUNCTION: get_all_libdirs
228# @DESCRIPTION:
148# Returns a list of all the libdirs used by this profile. This includes 229# Returns a list of all the libdirs used by this profile. This includes
149# those that might not be touched by the current ebuild. 230# those that might not be touched by the current ebuild and always includes
231# "lib".
150get_all_libdirs() { 232get_all_libdirs() {
151 local libdirs="lib" 233 local libdirs
152 local abi 234 local abi
153 local dir 235 local dir
154 236
155 if [ -n "${MULTILIB_ABIS}" ]; then
156 for abi in ${MULTILIB_ABIS}; do 237 for abi in ${MULTILIB_ABIS}; do
157 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 238 libdirs+=" $(get_abi_LIBDIR ${abi})"
158 done 239 done
159 elif [ -n "${CONF_LIBDIR}" ]; then 240 [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib"
160 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:=lib32}; do
161 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
162 done
163 fi
164 241
165 echo "${libdirs}" 242 echo "${libdirs}"
166} 243}
167 244
245# @FUNCTION: is_final_abi
246# @DESCRIPTION:
168# Return true if ${ABI} is the last ABI on our list (or if we're not 247# Return true if ${ABI} is the last ABI on our list (or if we're not
169# using the new multilib configuration. This can be used to determine 248# using the new multilib configuration. This can be used to determine
170# if we're in the last (or only) run through src_{unpack,compile,install} 249# if we're in the last (or only) run through src_{unpack,compile,install}
171is_final_abi() { 250is_final_abi() {
172 [ -z "${ABI}" ] && return 0 251 has_multilib_profile || return 0
173 local ALL_ABIS=$(get_abi_order) 252 set -- $(get_install_abis)
174 local LAST_ABI=${ALL_ABIS/* /} 253 local LAST_ABI=$#
175 [ "${LAST_ABI}" = "${ABI}" ] 254 [[ ${!LAST_ABI} == ${ABI} ]]
176} 255}
177 256
257# @FUNCTION: number_abis
258# @DESCRIPTION:
178# echo the number of ABIs we will be installing for 259# echo the number of ABIs we will be installing for
179number_abis() { 260number_abis() {
180 get_abi_order | wc -w 261 set -- `get_install_abis`
262 echo $#
181} 263}
182 264
183# prep_ml_includes: 265# @FUNCTION: get_libname
184# 266# @USAGE: [version]
185# Some includes (include/asm, glibc, etc) are ABI dependent. In this case, 267# @DESCRIPTION:
186# We can install them in different locations for each ABI and create a common 268# Returns libname with proper suffix {.so,.dylib,.dll,etc} and optionally
187# header which includes the right one based on CDEFINE_${ABI}. If your 269# supplied version for the current platform identified by CHOST.
188# package installs ABI-specific headers, just add 'prep_ml_includes' to the
189# end of your src_install(). It takes a list of directories that include
190# files are installed in (default is /usr/include if none are passed).
191# 270#
192# Example: 271# Example:
193# src_install() { 272# get_libname ${PV}
194# ... 273# Returns: .so.${PV} (ELF) || .${PV}.dylib (MACH) || ...
195# prep_ml_includes /usr/qt/3/include 274get_libname() {
196# } 275 local libname
276 local ver=$1
277 case ${CHOST} in
278 *-cygwin|mingw*|*-mingw*) libname="dll";;
279 *-darwin*) libname="dylib";;
280 *-mint*) libname="irrelevant";;
281 hppa*-hpux*) libname="sl";;
282 *) libname="so";;
283 esac
197 284
198prep_ml_includes() { 285 if [[ -z $* ]] ; then
199 local dirs 286 echo ".${libname}"
200 if [ ${#} -eq 0 ]; then
201 dirs="/usr/include"
202 else 287 else
203 dirs="${@}" 288 for ver in "$@" ; do
204 fi 289 case ${CHOST} in
205 290 *-darwin*) echo ".${ver}.${libname}";;
206 if [ $(number_abis) -gt 1 ]; then 291 *-mint*) echo ".${libname}";;
207 local dir 292 *) echo ".${libname}.${ver}";;
208 for dir in ${dirs}; do 293 esac
209 mv ${D}/${dir} ${D}/${dir}.${ABI}
210 done 294 done
211
212 if is_final_abi; then
213 for dir in ${dirs}; do
214 local args="${dir}"
215 local abi
216 dodir ${dir}/gentoo-multilib
217 for abi in $(get_abi_order); do
218 mv ${D}/${dir}.${abi} ${D}/${dir}/gentoo-multilib/${abi}
219 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
220 done
221 create_ml_includes ${args}
222 done
223 fi 295 fi
224 fi
225} 296}
226 297
227# If you need more control than prep_ml_includes can offer (like linux-headers 298# @FUNCTION: get_modname
228# for the asm-* dirs, then use create_ml_includes. The firs argument is the 299# @USAGE:
229# common dir. The remaining args are of the form <symbol>:<dir> where 300# @DESCRIPTION:
230# <symbol> is what is put in the #ifdef for choosing that dir. 301# Returns modulename with proper suffix {.so,.bundle,etc} for the current
231# 302# platform identified by CHOST.
232# Ideas for this code came from debian's sparc-linux headers package.
233# 303#
234# Example: 304# Example:
235# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 305# libfoo$(get_modname)
236# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 306# Returns: libfoo.so (ELF) || libfoo.bundle (MACH) || ...
237create_ml_includes() { 307get_modname() {
238 local dest="${1}" 308 local modname
239 shift 309 local ver=$1
240 local mlinfo="${@}" 310 case ${CHOST} in
241 local basedirs=$(create_ml_includes-listdirs ${mlinfo}) 311 *-darwin*) modname="bundle";;
312 *) modname="so";;
313 esac
242 314
243 create_ml_includes-makedestdirs ${dest} ${basedirs} 315 echo ".${modname}"
316}
244 317
245 local file 318# This is for the toolchain to setup profile variables when pulling in
246 for file in $(create_ml_includes-allfiles ${basedirs}); do 319# a crosscompiler (and thus they aren't set in the profile)
247 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')" 320multilib_env() {
248 { 321 local CTARGET=${1:-${CTARGET}}
249 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */"
250 #echo "#ifndef __CREATE_ML_INCLUDES_STUB_${name}__"
251 #echo "#define __CREATE_ML_INCLUDES_STUB_${name}__"
252 #echo ""
253 322
254 local dir 323 case ${CTARGET} in
255 for dir in ${basedirs}; do 324 x86_64*)
256 if [ -f "${D}/${dir}/${file}" ]; then 325 export CFLAGS_x86=${CFLAGS_x86--m32}
257 echo "#ifdef $(create_ml_includes-sym_for_dir ${dir} ${mlinfo})" 326 export CHOST_x86=${CTARGET/x86_64/i686}
258 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\"" 327 export CTARGET_x86=${CHOST_x86}
259 echo "#endif /* $(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) */" 328 if [[ ${SYMLINK_LIB} == "yes" ]] ; then
260 echo "" 329 export LIBDIR_x86="lib32"
330 else
331 export LIBDIR_x86="lib"
261 fi 332 fi
262 done
263 333
264 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */" 334 export CFLAGS_amd64=${CFLAGS_amd64--m64}
265 } > ${D}/${dest}/${file} 335 export CHOST_amd64=${CTARGET}
266 done 336 export CTARGET_amd64=${CHOST_amd64}
267} 337 export LIBDIR_amd64="lib64"
268 338
269# Helper function for create_ml_includes 339 export CFLAGS_x32=${CFLAGS_x32--mx32}
270create_ml_includes-relative_between() { 340 export CHOST_x32=${CTARGET}
271 local src="$(create_ml_includes-tidy_path ${1})" 341 export CTARGET_x32=${CHOST_x32}
272 local dst="$(create_ml_includes-tidy_path ${2})" 342 export LIBDIR_x32="libx32"
273 343
274 src=(${src//\// }) 344 : ${MULTILIB_ABIS=amd64 x86}
275 dst=(${dst//\// }) 345 : ${DEFAULT_ABI=amd64}
346 ;;
347 mips64*)
348 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
349 export CHOST_o32=${CTARGET/mips64/mips}
350 export CTARGET_o32=${CHOST_o32}
351 export LIBDIR_o32="lib"
276 352
277 local i 353 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
278 for ((i=0; i<${#src[*]}; i++)); do 354 export CHOST_n32=${CTARGET}
279 [ "${dst[i]}" != "${src[i]}" ] && break 355 export CTARGET_n32=${CHOST_n32}
280 done 356 export LIBDIR_n32="lib32"
281 357
282 local common=$i 358 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
359 export CHOST_n64=${CTARGET}
360 export CTARGET_n64=${CHOST_n64}
361 export LIBDIR_n64="lib64"
283 362
284 for ((i=${#src[*]}; i>common; i--)); do 363 : ${MULTILIB_ABIS=n64 n32 o32}
285 echo -n ../ 364 : ${DEFAULT_ABI=n32}
286 done 365 ;;
366 powerpc64*)
367 export CFLAGS_ppc=${CFLAGS_ppc--m32}
368 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
369 export CTARGET_ppc=${CHOST_ppc}
370 export LIBDIR_ppc="lib"
287 371
288 for ((i=common; i<${#dst[*]}-1; i++)); do 372 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
289 echo -n ${dst[i]}/ 373 export CHOST_ppc64=${CTARGET}
290 done 374 export CTARGET_ppc64=${CHOST_ppc64}
375 export LIBDIR_ppc64="lib64"
291 376
292 echo -n ${dst[i]} 377 : ${MULTILIB_ABIS=ppc64 ppc}
293} 378 : ${DEFAULT_ABI=ppc64}
379 ;;
380 s390x*)
381 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
382 export CHOST_s390=${CTARGET/s390x/s390}
383 export CTARGET_s390=${CHOST_s390}
384 export LIBDIR_s390="lib"
294 385
295# Helper function for create_ml_includes 386 export CFLAGS_s390x=${CFLAGS_s390x--m64}
296create_ml_includes-tidy_path() { 387 export CHOST_s390x=${CTARGET}
297 local removed="${1}" 388 export CTARGET_s390x=${CHOST_s390x}
389 export LIBDIR_s390x="lib64"
298 390
299 if [ -n "${removed}" ]; then 391 : ${MULTILIB_ABIS=s390x s390}
300 # Remove multiple slashes 392 : ${DEFAULT_ABI=s390x}
301 while [ "${removed}" != "${removed/\/\//\/}" ]; do 393 ;;
302 removed=${removed/\/\//\/} 394 sparc*)
395 export CFLAGS_sparc32=${CFLAGS_sparc32}
396 export CHOST_sparc32=${CTARGET/sparc64/sparc}
397 export CTARGET_sparc32=${CHOST_sparc32}
398 export LIBDIR_sparc32="lib"
399
400 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
401 export CHOST_sparc64=${CTARGET}
402 export CTARGET_sparc64=${CHOST_sparc64}
403 export LIBDIR_sparc64="lib64"
404
405 : ${MULTILIB_ABIS=sparc64 sparc32}
406 : ${DEFAULT_ABI=sparc64}
407 ;;
408 *)
409 : ${MULTILIB_ABIS=default}
410 : ${DEFAULT_ABI=default}
411 ;;
412 esac
413
414 export MULTILIB_ABIS DEFAULT_ABI
415}
416
417# @FUNCTION: multilib_toolchain_setup
418# @DESCRIPTION:
419# Hide multilib details here for packages which are forced to be compiled for a
420# specific ABI when run on another ABI (like x86-specific packages on amd64)
421multilib_toolchain_setup() {
422 local v vv
423
424 export ABI=$1
425
426 # First restore any saved state we have laying around.
427 if [[ ${__DEFAULT_ABI_SAVED} == "true" ]] ; then
428 for v in CHOST CBUILD AS CC CXX LD ; do
429 vv="__abi_saved_${v}"
430 export ${v}="${!vv}"
431 unset ${vv}
303 done 432 done
433 unset __DEFAULT_ABI_SAVED
434 fi
304 435
305 # Remove . directories 436 # We want to avoid the behind-the-back magic of gcc-config as it
306 while [ "${removed}" != "${removed//\/.\//\/}" ]; do 437 # screws up ccache and distcc. See #196243 for more info.
307 removed=${removed//\/.\//\/} 438 if [[ ${ABI} != ${DEFAULT_ABI} ]] ; then
439 # Back that multilib-ass up so we can restore it later
440 for v in CHOST CBUILD AS CC CXX LD ; do
441 export __abi_saved_${v}="${!v}"
308 done 442 done
309 [ "${removed##*/}" = "." ] && removed=${removed%/*} 443 export __DEFAULT_ABI_SAVED="true"
310 444
311 # Removed .. directories 445 # Set the CHOST native first so that we pick up the native
312 while [ "${removed}" != "${removed//\/..\/}" ]; do 446 # toolchain and not a cross-compiler by accident #202811.
313 local p1="${removed%%\/..\/*}" 447 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI})
314 local p2="${removed#*\/..\/}" 448 export AS="$(tc-getAS) $(get_abi_ASFLAGS)"
315 449 export CC="$(tc-getCC) $(get_abi_CFLAGS)"
316 removed="${p1%\/*}/${p2}" 450 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)"
317 done 451 export LD="$(tc-getLD) $(get_abi_LDFLAGS)"
318 452 export CHOST=$(get_abi_CHOST $1)
319 # Remove trailing .. 453 export CBUILD=$(get_abi_CHOST $1)
320 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
321
322 # Remove trailing /
323 [ "${removed##*/}" = "" ] && removed=${removed%/*}
324
325 echo ${removed}
326 fi
327}
328
329# Helper function for create_ml_includes
330create_ml_includes-listdirs() {
331 local dirs
332 local data
333 for data in ${@}; do
334 dirs="${dirs} ${data/*:/}"
335 done
336 echo ${dirs:1}
337}
338
339# Helper function for create_ml_includes
340create_ml_includes-makedestdirs() {
341 local dest=${1}
342 shift
343 local basedirs=${@}
344
345 dodir ${dest}
346
347 local basedir
348 for basedir in ${basedirs}; do
349 local dir
350 for dir in $(find ${D}/${basedir} -type d); do
351 dodir ${dest}/${dir/${D}\/${basedir}/}
352 done
353 done
354}
355
356# Helper function for create_ml_includes
357create_ml_includes-allfiles() {
358 local basedirs=${@}
359
360 local basedir
361 for basedir in ${basedirs}; do
362 local file
363 for file in $(find ${D}/${basedir} -type f); do
364 echo ${file/${D}\/${basedir}\//}
365 done
366 done | sort | uniq
367}
368
369# Helper function for create_ml_includes
370create_ml_includes-sym_for_dir() {
371 local dir="${1}"
372 shift
373 local data
374 for data in ${@}; do
375 if [ "${dir}" = "${data/*:/}" ]; then
376 echo ${data/:*/}
377 return 0
378 fi 454 fi
379 done
380 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}"
381 # exit because we'll likely be called from a subshell
382 exit 1
383} 455}

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