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Revision 1.9 Revision 1.106
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2014 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 1.106 2014/07/11 08:21:58 ulm 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 13if [[ -z ${_MULTILIB_ECLASS} ]]; then
11INHERITED="$INHERITED $ECLASS" 14_MULTILIB_ECLASS=1
12 15
13DESCRIPTION="Based on the ${ECLASS} eclass" 16inherit toolchain-funcs
14 17
18# Defaults:
19export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
20export DEFAULT_ABI=${DEFAULT_ABI:-"default"}
21export CFLAGS_default
22export LDFLAGS_default
23export CHOST_default=${CHOST_default:-${CHOST}}
24export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
25export LIBDIR_default=${CONF_LIBDIR:-"lib"}
26export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
27
28# @FUNCTION: has_multilib_profile
29# @DESCRIPTION:
30# Return true if the current profile is a multilib profile and lists more than
31# one abi in ${MULTILIB_ABIS}. When has_multilib_profile returns true, that
32# profile should enable the 'multilib' use flag. This is so you can DEPEND on
33# a package only for multilib or not multilib.
34has_multilib_profile() {
35 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
36}
37
38# @FUNCTION: get_libdir
39# @RETURN: the libdir for the selected ABI
40# @DESCRIPTION:
15# This function simply returns the desired lib directory. With portage 41# This function simply returns the desired lib directory. With portage
16# 2.0.51, we now have support for installing libraries to lib32/lib64 42# 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 43# 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 44# to assume all libraries will end up in lib. Replace any (sane) instances
19# where lib is named directly with $(get_libdir) if possible. 45# where lib is named directly with $(get_libdir) if possible.
20#
21# Travis Tilley <lv@gentoo.org> (24 Aug 2004)
22# 46#
23# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004): 47# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004):
24# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set, 48# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set,
25# fall back on old behavior. Any profile that has these set should also 49# fall back on old behavior. Any profile that has these set should also
26# depend on a newer version of portage (not yet released) which uses these 50# depend on a newer version of portage (not yet released) which uses these
27# over CONF_LIBDIR in econf, dolib, etc... 51# over CONF_LIBDIR in econf, dolib, etc...
28get_libdir() { 52get_libdir() {
29 LIBDIR_TEST=$(type econf) 53 local CONF_LIBDIR
30 if [ ! -z "${CONF_LIBDIR_OVERRIDE}" ] ; then 54 if [ -n "${CONF_LIBDIR_OVERRIDE}" ] ; then
31 # if there is an override, we want to use that... always. 55 # if there is an override, we want to use that... always.
32 CONF_LIBDIR="${CONF_LIBDIR_OVERRIDE}"
33 elif [ -n "$(get_abi_LIBDIR)" ]; then
34 CONF_LIBDIR="$(get_abi_LIBDIR)"
35 elif [ "${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
39 # and of course, default to lib if CONF_LIBDIR isnt set
40 echo ${CONF_LIBDIR:=lib}
41 unset LIBDIR_TEST
42}
43
44get_multilibdir() {
45 if [ -n "$(get_abi_LIBDIR)" ]; 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"
47 exit 1
48 fi
49 echo ${CONF_MULTILIBDIR:=lib32}
50}
51
52# Sometimes you need to override the value returned by get_libdir. A good
53# example of this is xorg-x11, where lib32 isnt a supported configuration,
54# and where lib64 -must- be used on amd64 (for applications that need lib
55# to be 32bit, such as adobe acrobat). Note that this override also bypasses
56# portage version sanity checking.
57# get_libdir_override expects one argument, the result get_libdir should
58# return:
59#
60# get_libdir_override lib64
61#
62# Travis Tilley <lv@gentoo.org> (31 Aug 2004)
63get_libdir_override() {
64 if [ -n "$(get_abi_LIBDIR)" ]; 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"
66 exit 1
67 fi
68 CONF_LIBDIR="$1"
69 CONF_LIBDIR_OVERRIDE="$1" 56 echo ${CONF_LIBDIR_OVERRIDE}
57 else
58 get_abi_LIBDIR
59 fi
70} 60}
71 61
72# get_abi_var <VAR> [<ABI>] 62# @FUNCTION: get_abi_var
63# @USAGE: <VAR> [ABI]
73# returns the value of ${<VAR>_<ABI>} which should be set in make.defaults 64# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults
74# 65# @INTERNAL
66# @DESCRIPTION:
75# ex: 67# ex:
76# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 68# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32
77# 69#
78# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" 70# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)"
79# This will hopefully be added to portage soon... 71# This will hopefully be added to portage soon...
80# 72#
81# If <ABI> is not specified, ${ABI} is used. 73# If <ABI> is not specified, ${ABI} is used.
82# 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.
83# 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 ${DEFAULT_ABI} are not defined, we return an empty string.
84#
85# Jeremy Huddleston <eradicator@gentoo.org>
86get_abi_var() { 76get_abi_var() {
87 local flag=${1} 77 local flag=$1
88 local abi 78 local abi=${2:-${ABI:-${DEFAULT_ABI:-default}}}
89 if [ $# -gt 1 ]; then
90 abi=${2}
91 elif [ -n "${ABI}" ]; then
92 abi=${ABI}
93 elif [ -n "${DEFAULT_ABI}" ]; then
94 abi=${DEFAULT_ABI}
95 else
96 return 1
97 fi
98
99 local var="${flag}_${abi}" 79 local var="${flag}_${abi}"
100 echo ${!var} 80 echo ${!var}
101} 81}
102 82
83# @FUNCTION: get_abi_CFLAGS
84# @USAGE: [ABI]
85# @DESCRIPTION:
86# Alias for 'get_abi_var CFLAGS'
103get_abi_CFLAGS() { get_abi_var CFLAGS ${@}; } 87get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
104get_abi_CDEFINE() { get_abi_var CDEFINE ${@}; } 88
89# @FUNCTION: get_abi_LDFLAGS
90# @USAGE: [ABI]
91# @DESCRIPTION:
92# Alias for 'get_abi_var LDFLAGS'
93get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
94
95# @FUNCTION: get_abi_CHOST
96# @USAGE: [ABI]
97# @DESCRIPTION:
98# Alias for 'get_abi_var CHOST'
99get_abi_CHOST() { get_abi_var CHOST "$@"; }
100
101# @FUNCTION: get_abi_CTARGET
102# @USAGE: [ABI]
103# @DESCRIPTION:
104# Alias for 'get_abi_var CTARGET'
105get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
106
107# @FUNCTION: get_abi_FAKE_TARGETS
108# @USAGE: [ABI]
109# @DESCRIPTION:
110# Alias for 'get_abi_var FAKE_TARGETS'
111get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
112
113# @FUNCTION: get_abi_LIBDIR
114# @USAGE: [ABI]
115# @DESCRIPTION:
116# Alias for 'get_abi_var LIBDIR'
105get_abi_LIBDIR() { get_abi_var LIBDIR ${@}; } 117get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
106 118
119# @FUNCTION: get_install_abis
120# @DESCRIPTION:
107# Return a list of the ABIs we want to install for with 121# Return a list of the ABIs we want to install for with
108# the last one in the list being the default. 122# the last one in the list being the default.
109get_abi_order() { 123get_install_abis() {
110 local order="" 124 local x order=""
111 125
112 if [ -z "${MULTILIB_ABIS}" ]; then 126 if [[ -z ${MULTILIB_ABIS} ]] ; then
113 echo "NOMULTILIB" 127 echo "default"
114 return 1 128 return 0
115 fi 129 fi
116 130
117 if hasq multilib-pkg-force ${RESTRICT} || 131 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
118 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
119 for x in ${MULTILIB_ABIS}; do 132 for x in ${MULTILIB_ABIS} ; do
120 if [ "${x}" != "${DEFAULT_ABI}" ]; then 133 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
121 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 134 has ${x} ${ABI_DENY} || order="${order} ${x}"
122 fi 135 fi
123 done 136 done
124 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 137 has ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}"
125 138
126 if [ -n "${ABI_ALLOW}" ]; then 139 if [[ -n ${ABI_ALLOW} ]] ; then
127 local ordera="" 140 local ordera=""
128 for x in ${order}; do 141 for x in ${order} ; do
129 if hasq ${x} ${ABI_ALLOW}; then 142 if has ${x} ${ABI_ALLOW} ; then
130 ordera="${ordera} ${x}" 143 ordera="${ordera} ${x}"
131 fi 144 fi
132 done 145 done
133 order="${ordera}" 146 order=${ordera}
134 fi 147 fi
135 else 148 else
136 order="${DEFAULT_ABI}" 149 order=${DEFAULT_ABI}
137 fi 150 fi
138 151
139 if [ -z "${order}" ]; then 152 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." 153 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 154 fi
142 155
143 echo ${order} 156 echo ${order}
144 return 0 157 return 0
145} 158}
146 159
147# get_all_libdir() 160# @FUNCTION: get_all_abis
161# @DESCRIPTION:
162# Return a list of the ABIs supported by this profile.
163# the last one in the list being the default.
164get_all_abis() {
165 local x order="" mvar dvar
166
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
175 echo "default"
176 return 0
177 fi
178
179 for x in ${!mvar}; do
180 if [[ ${x} != ${!dvar} ]] ; then
181 order="${order:+${order} }${x}"
182 fi
183 done
184 order="${order:+${order} }${!dvar}"
185
186 echo ${order}
187 return 0
188}
189
190# @FUNCTION: get_all_libdirs
191# @DESCRIPTION:
148# Returns a list of all the libdirs used by this profile. This includes 192# Returns a list of all the libdirs used by this profile. This includes
149# those that might not be touched by the current ebuild. 193# those that might not be touched by the current ebuild and always includes
194# "lib".
150get_all_libdirs() { 195get_all_libdirs() {
151 local libdirs="lib" 196 local libdirs abi
152 local abi
153 local dir
154 197
155 if [ -n "${MULTILIB_ABIS}" ]; then
156 for abi in ${MULTILIB_ABIS}; do 198 for abi in ${MULTILIB_ABIS}; do
157 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 199 libdirs+=" $(get_abi_LIBDIR ${abi})"
158 done 200 done
159 elif [ -n "${CONF_LIBDIR}" ]; then 201 [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib"
160 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:=lib32}; do
161 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
162 done
163 fi
164 202
165 echo "${libdirs}" 203 echo "${libdirs}"
166} 204}
167 205
206# @FUNCTION: is_final_abi
207# @DESCRIPTION:
168# Return true if ${ABI} is the last ABI on our list (or if we're not 208# Return true if ${ABI} is the last ABI on our list (or if we're not
169# using the new multilib configuration. This can be used to determine 209# using the new multilib configuration. This can be used to determine
170# if we're in the last (or only) run through src_{unpack,compile,install} 210# if we're in the last (or only) run through src_{unpack,compile,install}
171is_final_abi() { 211is_final_abi() {
172 [ -z "${ABI}" ] && return 0 212 has_multilib_profile || return 0
173 local ALL_ABIS=$(get_abi_order) 213 set -- $(get_install_abis)
174 local LAST_ABI=${ALL_ABIS/* /} 214 local LAST_ABI=$#
175 [ "${LAST_ABI}" = "${ABI}" ] 215 [[ ${!LAST_ABI} == ${ABI} ]]
176} 216}
177 217
218# @FUNCTION: number_abis
219# @DESCRIPTION:
178# echo the number of ABIs we will be installing for 220# echo the number of ABIs we will be installing for
179number_abis() { 221number_abis() {
180 get_abi_order | wc -w 222 set -- `get_install_abis`
223 echo $#
181} 224}
182 225
183# prep_ml_includes: 226# @FUNCTION: get_libname
184# 227# @USAGE: [version]
185# Some includes (include/asm, glibc, etc) are ABI dependent. In this case, 228# @DESCRIPTION:
186# We can install them in different locations for each ABI and create a common 229# Returns libname with proper suffix {.so,.dylib,.dll,etc} and optionally
187# header which includes the right one based on CDEFINE_${ABI}. If your 230# 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# 231#
192# Example: 232# Example:
193# src_install() { 233# get_libname ${PV}
194# ... 234# Returns: .so.${PV} (ELF) || .${PV}.dylib (MACH) || ...
195# prep_ml_includes /usr/qt/3/include 235get_libname() {
196# } 236 local libname
237 local ver=$1
238 case ${CHOST} in
239 *-cygwin|mingw*|*-mingw*) libname="dll";;
240 *-darwin*) libname="dylib";;
241 *-mint*) libname="irrelevant";;
242 hppa*-hpux*) libname="sl";;
243 *) libname="so";;
244 esac
197 245
198prep_ml_includes() { 246 if [[ -z $* ]] ; then
199 local dirs 247 echo ".${libname}"
200 if [ ${#} -eq 0 ]; then
201 dirs="/usr/include"
202 else 248 else
203 dirs="${@}" 249 for ver in "$@" ; do
204 fi 250 case ${CHOST} in
205 251 *-darwin*) echo ".${ver}.${libname}";;
206 if [ $(number_abis) -gt 1 ]; then 252 *-mint*) echo ".${libname}";;
207 local dir 253 *) echo ".${libname}.${ver}";;
208 for dir in ${dirs}; do 254 esac
209 mv ${D}/${dir} ${D}/${dir}.${ABI}
210 done 255 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 ${args}
222 done
223 fi 256 fi
224 fi
225} 257}
226 258
227# If you need more control than prep_ml_includes can offer (like linux-headers 259# @FUNCTION: get_modname
228# for the asm-* dirs, then use create_ml_includes. The firs argument is the 260# @USAGE:
229# common dir. The remaining args are of the form <symbol>:<dir> where 261# @DESCRIPTION:
230# <symbol> is what is put in the #ifdef for choosing that dir. 262# Returns modulename with proper suffix {.so,.bundle,etc} for the current
231# 263# platform identified by CHOST.
232# Ideas for this code came from debian's sparc-linux headers package.
233# 264#
234# Example: 265# Example:
235# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 266# libfoo$(get_modname)
236# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 267# Returns: libfoo.so (ELF) || libfoo.bundle (MACH) || ...
237create_ml_includes() { 268get_modname() {
238 local dest="${1}" 269 local modname
239 shift 270 local ver=$1
240 local mlinfo="${@}" 271 case ${CHOST} in
241 local basedirs=$(create_ml_includes-listdirs ${mlinfo}) 272 *-darwin*) modname="bundle";;
273 *) modname="so";;
274 esac
242 275
243 create_ml_includes-makedestdirs ${dest} ${basedirs} 276 echo ".${modname}"
277}
244 278
245 local file 279# This is for the toolchain to setup profile variables when pulling in
246 for file in $(create_ml_includes-allfiles ${basedirs}); do 280# a crosscompiler (and thus they aren't set in the profile)
247 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')" 281multilib_env() {
248 { 282 local CTARGET=${1:-${CTARGET}}
249 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */" 283 local cpu=${CTARGET%%*-}
250 #echo "#ifndef __CREATE_ML_INCLUDES_STUB_${name}__"
251 #echo "#define __CREATE_ML_INCLUDES_STUB_${name}__"
252 #echo ""
253 284
254 local dir 285 case ${cpu} in
255 for dir in ${basedirs}; do 286 aarch64*)
256 if [ -f "${D}/${dir}/${file}" ]; then 287 # Not possible to do multilib with aarch64 and a single toolchain.
257 echo "#ifdef $(create_ml_includes-sym_for_dir ${dir} ${mlinfo})" 288 export CFLAGS_arm=${CFLAGS_arm-}
258 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\"" 289 case ${cpu} in
259 echo "#endif /* $(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) */" 290 aarch64*be) export CHOST_arm="armv8b-${CTARGET#*-}";;
260 echo "" 291 *) export CHOST_arm="armv8l-${CTARGET#*-}";;
292 esac
293 CHOST_arm=${CHOST_arm/%-gnu/-gnueabi}
294 export CTARGET_arm=${CHOST_arm}
295 export LIBDIR_arm="lib"
296
297 export CFLAGS_arm64=${CFLAGS_arm64-}
298 export CHOST_arm64=${CTARGET}
299 export CTARGET_arm64=${CHOST_arm64}
300 export LIBDIR_arm64="lib64"
301
302 : ${MULTILIB_ABIS=arm64}
303 : ${DEFAULT_ABI=arm64}
304 ;;
305 x86_64*)
306 export CFLAGS_x86=${CFLAGS_x86--m32}
307 export CHOST_x86=${CTARGET/x86_64/i686}
308 CHOST_x86=${CHOST_x86/%-gnux32/-gnu}
309 export CTARGET_x86=${CHOST_x86}
310 if [[ ${SYMLINK_LIB} == "yes" ]] ; then
311 export LIBDIR_x86="lib32"
312 else
313 export LIBDIR_x86="lib"
261 fi 314 fi
262 done
263 315
264 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */" 316 export CFLAGS_amd64=${CFLAGS_amd64--m64}
265 } > ${D}/${dest}/${file} 317 export CHOST_amd64=${CTARGET/%-gnux32/-gnu}
266 done 318 export CTARGET_amd64=${CHOST_amd64}
267} 319 export LIBDIR_amd64="lib64"
268 320
269# Helper function for create_ml_includes 321 export CFLAGS_x32=${CFLAGS_x32--mx32}
270create_ml_includes-relative_between() { 322 export CHOST_x32=${CTARGET/%-gnu/-gnux32}
271 local src="$(create_ml_includes-tidy_path ${1})" 323 export CTARGET_x32=${CHOST_x32}
272 local dst="$(create_ml_includes-tidy_path ${2})" 324 export LIBDIR_x32="libx32"
273 325
274 src=(${src//\// }) 326 case ${CTARGET} in
275 dst=(${dst//\// }) 327 *-gnux32)
328 : ${MULTILIB_ABIS=x32 amd64 x86}
329 : ${DEFAULT_ABI=x32}
330 ;;
331 *)
332 : ${MULTILIB_ABIS=amd64 x86}
333 : ${DEFAULT_ABI=amd64}
334 ;;
335 esac
336 ;;
337 mips64*)
338 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
339 export CHOST_o32=${CTARGET/mips64/mips}
340 export CTARGET_o32=${CHOST_o32}
341 export LIBDIR_o32="lib"
276 342
277 local i 343 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
278 for ((i=0; i<${#src[*]}; i++)); do 344 export CHOST_n32=${CTARGET}
279 [ "${dst[i]}" != "${src[i]}" ] && break 345 export CTARGET_n32=${CHOST_n32}
280 done 346 export LIBDIR_n32="lib32"
281 347
282 local common=$i 348 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
349 export CHOST_n64=${CTARGET}
350 export CTARGET_n64=${CHOST_n64}
351 export LIBDIR_n64="lib64"
283 352
284 for ((i=${#src[*]}; i>common; i--)); do 353 : ${MULTILIB_ABIS=n64 n32 o32}
285 echo -n ../ 354 : ${DEFAULT_ABI=n32}
286 done 355 ;;
356 powerpc64*)
357 export CFLAGS_ppc=${CFLAGS_ppc--m32}
358 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
359 export CTARGET_ppc=${CHOST_ppc}
360 export LIBDIR_ppc="lib"
287 361
288 for ((i=common; i<${#dst[*]}-1; i++)); do 362 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
289 echo -n ${dst[i]}/ 363 export CHOST_ppc64=${CTARGET}
290 done 364 export CTARGET_ppc64=${CHOST_ppc64}
365 export LIBDIR_ppc64="lib64"
291 366
292 echo -n ${dst[i]} 367 : ${MULTILIB_ABIS=ppc64 ppc}
293} 368 : ${DEFAULT_ABI=ppc64}
369 ;;
370 s390x*)
371 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
372 export CHOST_s390=${CTARGET/s390x/s390}
373 export CTARGET_s390=${CHOST_s390}
374 export LIBDIR_s390="lib"
294 375
295# Helper function for create_ml_includes 376 export CFLAGS_s390x=${CFLAGS_s390x--m64}
296create_ml_includes-tidy_path() { 377 export CHOST_s390x=${CTARGET}
297 local removed="${1}" 378 export CTARGET_s390x=${CHOST_s390x}
379 export LIBDIR_s390x="lib64"
298 380
299 if [ -n "${removed}" ]; then 381 : ${MULTILIB_ABIS=s390x s390}
300 # Remove multiple slashes 382 : ${DEFAULT_ABI=s390x}
301 while [ "${removed}" != "${removed/\/\//\/}" ]; do 383 ;;
302 removed=${removed/\/\//\/} 384 sparc64*)
385 export CFLAGS_sparc32=${CFLAGS_sparc32--m32}
386 export CHOST_sparc32=${CTARGET/sparc64/sparc}
387 export CTARGET_sparc32=${CHOST_sparc32}
388 export LIBDIR_sparc32="lib"
389
390 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
391 export CHOST_sparc64=${CTARGET}
392 export CTARGET_sparc64=${CHOST_sparc64}
393 export LIBDIR_sparc64="lib64"
394
395 : ${MULTILIB_ABIS=sparc64 sparc32}
396 : ${DEFAULT_ABI=sparc64}
397 ;;
398 *)
399 : ${MULTILIB_ABIS=default}
400 : ${DEFAULT_ABI=default}
401 ;;
402 esac
403
404 export MULTILIB_ABIS DEFAULT_ABI
405}
406
407# @FUNCTION: multilib_toolchain_setup
408# @DESCRIPTION:
409# Hide multilib details here for packages which are forced to be compiled for a
410# specific ABI when run on another ABI (like x86-specific packages on amd64)
411multilib_toolchain_setup() {
412 local v vv
413
414 export ABI=$1
415
416 # First restore any saved state we have laying around.
417 if [[ ${_DEFAULT_ABI_SAVED} == "true" ]] ; then
418 for v in CHOST CBUILD AS CC CXX LD PKG_CONFIG_{LIBDIR,PATH} ; do
419 vv="_abi_saved_${v}"
420 [[ ${!vv+set} == "set" ]] && export ${v}="${!vv}" || unset ${v}
421 unset ${vv}
303 done 422 done
423 unset _DEFAULT_ABI_SAVED
424 fi
304 425
305 # Remove . directories 426 # We want to avoid the behind-the-back magic of gcc-config as it
306 while [ "${removed}" != "${removed//\/.\//\/}" ]; do 427 # screws up ccache and distcc. See #196243 for more info.
307 removed=${removed//\/.\//\/} 428 if [[ ${ABI} != ${DEFAULT_ABI} ]] ; then
429 # Back that multilib-ass up so we can restore it later
430 for v in CHOST CBUILD AS CC CXX LD PKG_CONFIG_{LIBDIR,PATH} ; do
431 vv="_abi_saved_${v}"
432 [[ ${!v+set} == "set" ]] && export ${vv}="${!v}" || unset ${vv}
308 done 433 done
309 [ "${removed##*/}" = "." ] && removed=${removed%/*} 434 export _DEFAULT_ABI_SAVED="true"
310 435
311 # Removed .. directories 436 # Set the CHOST native first so that we pick up the native
312 while [ "${removed}" != "${removed//\/..\/}" ]; do 437 # toolchain and not a cross-compiler by accident #202811.
313 local p1="${removed%%\/..\/*}" 438 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI})
314 local p2="${removed#*\/..\/}" 439 export CC="$(tc-getCC) $(get_abi_CFLAGS)"
315 440 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)"
316 removed="${p1%\/*}/${p2}" 441 export LD="$(tc-getLD) $(get_abi_LDFLAGS)"
317 done 442 export CHOST=$(get_abi_CHOST $1)
318 443 export CBUILD=$(get_abi_CHOST $1)
319 # Remove trailing .. 444 export PKG_CONFIG_LIBDIR=${EPREFIX}/usr/$(get_libdir)/pkgconfig
320 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*} 445 export PKG_CONFIG_PATH=${EPREFIX}/usr/share/pkgconfig
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 446 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} 447}
448
449fi

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