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Revision 1.13 Revision 1.95
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 1.13 2005/01/17 04:20:55 eradicator Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.95 2011/10/27 05:50:40 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="${CONF_LIBDIR_OVERRIDE}"
33 elif [ -n "$(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" 54 echo ${CONF_LIBDIR_OVERRIDE}
55 else
56 get_abi_LIBDIR
57 fi
70} 58}
71 59
72# get_abi_var <VAR> [<ABI>] 60# @FUNCTION: get_abi_var
61# @USAGE: <VAR> [ABI]
73# returns the value of ${<VAR>_<ABI>} which should be set in make.defaults 62# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults
74# 63# @INTERNAL
64# @DESCRIPTION:
75# ex: 65# ex:
76# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 66# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32
77# 67#
78# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" 68# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)"
79# This will hopefully be added to portage soon... 69# This will hopefully be added to portage soon...
80# 70#
81# If <ABI> is not specified, ${ABI} is used. 71# If <ABI> is not specified, ${ABI} is used.
82# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 72# 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. 73# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
84#
85# Jeremy Huddleston <eradicator@gentoo.org>
86get_abi_var() { 74get_abi_var() {
87 local flag=${1} 75 local flag=$1
88 local abi 76 local abi=${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}" 77 local var="${flag}_${abi}"
100 echo ${!var} 78 echo ${!var}
101} 79}
102 80
81# @FUNCTION: get_abi_CFLAGS
82# @USAGE: [ABI]
83# @DESCRIPTION:
84# Alias for 'get_abi_var CFLAGS'
103get_abi_CFLAGS() { get_abi_var CFLAGS ${@}; } 85get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
104get_abi_CDEFINE() { get_abi_var CDEFINE ${@}; } 86
87# @FUNCTION: get_abi_LDFLAGS
88# @USAGE: [ABI]
89# @DESCRIPTION:
90# Alias for 'get_abi_var LDFLAGS'
91get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
92
93# @FUNCTION: get_abi_CHOST
94# @USAGE: [ABI]
95# @DESCRIPTION:
96# Alias for 'get_abi_var CHOST'
97get_abi_CHOST() { get_abi_var CHOST "$@"; }
98
99# @FUNCTION: get_abi_CTARGET
100# @USAGE: [ABI]
101# @DESCRIPTION:
102# Alias for 'get_abi_var CTARGET'
103get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
104
105# @FUNCTION: get_abi_FAKE_TARGETS
106# @USAGE: [ABI]
107# @DESCRIPTION:
108# Alias for 'get_abi_var FAKE_TARGETS'
109get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
110
111# @FUNCTION: get_abi_LIBDIR
112# @USAGE: [ABI]
113# @DESCRIPTION:
114# Alias for 'get_abi_var LIBDIR'
105get_abi_LIBDIR() { get_abi_var LIBDIR ${@}; } 115get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
106 116
117# @FUNCTION: get_install_abis
118# @DESCRIPTION:
107# Return a list of the ABIs we want to install for with 119# Return a list of the ABIs we want to install for with
108# the last one in the list being the default. 120# the last one in the list being the default.
109get_abi_order() { 121get_install_abis() {
110 local order="" 122 local order=""
111 123
112 if [ -z "${MULTILIB_ABIS}" ]; then 124 if [[ -z ${MULTILIB_ABIS} ]] ; then
113 echo "NOMULTILIB" 125 echo "default"
114 return 1 126 return 0
115 fi 127 fi
116 128
117 if hasq multilib-pkg-force ${RESTRICT} || 129 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
118 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
119 for x in ${MULTILIB_ABIS}; do 130 for x in ${MULTILIB_ABIS} ; do
120 if [ "${x}" != "${DEFAULT_ABI}" ]; then 131 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
121 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 132 has ${x} ${ABI_DENY} || order="${order} ${x}"
122 fi 133 fi
123 done 134 done
124 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 135 has ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}"
125 136
126 if [ -n "${ABI_ALLOW}" ]; then 137 if [[ -n ${ABI_ALLOW} ]] ; then
127 local ordera="" 138 local ordera=""
128 for x in ${order}; do 139 for x in ${order} ; do
129 if hasq ${x} ${ABI_ALLOW}; then 140 if has ${x} ${ABI_ALLOW} ; then
130 ordera="${ordera} ${x}" 141 ordera="${ordera} ${x}"
131 fi 142 fi
132 done 143 done
133 order="${ordera}" 144 order=${ordera}
134 fi 145 fi
135 else 146 else
136 order="${DEFAULT_ABI}" 147 order=${DEFAULT_ABI}
137 fi 148 fi
138 149
139 if [ -z "${order}" ]; then 150 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." 151 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 152 fi
142 153
143 echo ${order} 154 echo ${order}
144 return 0 155 return 0
145} 156}
146 157
147# get_all_libdir() 158# @FUNCTION: get_all_abis
159# @DESCRIPTION:
160# Return a list of the ABIs supported by this profile.
161# the last one in the list being the default.
162get_all_abis() {
163 local order=""
164
165 if [[ -z ${MULTILIB_ABIS} ]] ; then
166 echo "default"
167 return 0
168 fi
169
170 for x in ${MULTILIB_ABIS}; do
171 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
172 order="${order:+${order} }${x}"
173 fi
174 done
175 order="${order:+${order} }${DEFAULT_ABI}"
176
177 echo ${order}
178 return 0
179}
180
181# @FUNCTION: get_all_libdirs
182# @DESCRIPTION:
148# Returns a list of all the libdirs used by this profile. This includes 183# Returns a list of all the libdirs used by this profile. This includes
149# those that might not be touched by the current ebuild. 184# those that might not be touched by the current ebuild and always includes
185# "lib".
150get_all_libdirs() { 186get_all_libdirs() {
151 local libdirs="lib" 187 local libdirs
152 local abi 188 local abi
153 local dir 189 local dir
154 190
155 if [ -n "${MULTILIB_ABIS}" ]; then
156 for abi in ${MULTILIB_ABIS}; do 191 for abi in ${MULTILIB_ABIS}; do
157 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 192 libdirs+=" $(get_abi_LIBDIR ${abi})"
158 done 193 done
159 elif [ -n "${CONF_LIBDIR}" ]; then 194 [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib"
160 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:=lib32}; do
161 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
162 done
163 fi
164 195
165 echo "${libdirs}" 196 echo "${libdirs}"
166} 197}
167 198
199# @FUNCTION: is_final_abi
200# @DESCRIPTION:
168# Return true if ${ABI} is the last ABI on our list (or if we're not 201# Return true if ${ABI} is the last ABI on our list (or if we're not
169# using the new multilib configuration. This can be used to determine 202# using the new multilib configuration. This can be used to determine
170# if we're in the last (or only) run through src_{unpack,compile,install} 203# if we're in the last (or only) run through src_{unpack,compile,install}
171is_final_abi() { 204is_final_abi() {
172 [ -z "${ABI}" ] && return 0 205 has_multilib_profile || return 0
173 local ALL_ABIS=$(get_abi_order) 206 set -- $(get_install_abis)
174 local LAST_ABI=${ALL_ABIS/* /} 207 local LAST_ABI=$#
175 [ "${LAST_ABI}" = "${ABI}" ] 208 [[ ${!LAST_ABI} == ${ABI} ]]
176} 209}
177 210
211# @FUNCTION: number_abis
212# @DESCRIPTION:
178# echo the number of ABIs we will be installing for 213# echo the number of ABIs we will be installing for
179number_abis() { 214number_abis() {
180 get_abi_order | wc -w 215 set -- `get_install_abis`
216 echo $#
181} 217}
182 218
183# get_ml_incdir [<include dir> [<ABI>]] 219# @FUNCTION: get_libname
184# include dir defaults to /usr/include 220# @USAGE: [version]
185# ABI defaults to ${ABI} or ${DEFAULT_ABI} 221# @DESCRIPTION:
186get_ml_incdir() { 222# Returns libname with proper suffix {.so,.dylib,.dll,etc} and optionally
187 local dir=/usr/include 223# supplied version for the current platform identified by CHOST.
188
189 if [[ ${#} -gt 0 ]]; then
190 incdir=${1}
191 shift
192 fi
193
194 if [[ -z "${MULTILIB_ABIS}" ]]; then
195 echo ${incdir}
196 return 0
197 fi
198
199 local abi=${ABI:-${DEFAULT_ABI}}
200 if [[ ${#} -gt 0 ]]; then
201 abi=${1}
202 shift
203 fi
204
205 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then
206 echo ${dir}/gentoo-multilib/${abi}
207 else
208 echo ${dir}
209 fi
210}
211
212# prep_ml_includes:
213#
214# Some includes (include/asm, glibc, etc) are ABI dependent. In this case,
215# We can install them in different locations for each ABI and create a common
216# header which includes the right one based on CDEFINE_${ABI}. If your
217# package installs ABI-specific headers, just add 'prep_ml_includes' to the
218# end of your src_install(). It takes a list of directories that include
219# files are installed in (default is /usr/include if none are passed).
220# 224#
221# Example: 225# Example:
222# src_install() { 226# get_libname ${PV}
223# ... 227# Returns: .so.${PV} (ELF) || .${PV}.dylib (MACH) || ...
224# prep_ml_includes /usr/qt/3/include 228get_libname() {
225# }
226
227prep_ml_includes() {
228 if [ $(number_abis) -gt 1 ]; then
229 local dir
230 local dirs
231 local base 229 local libname
230 local ver=$1
231 case ${CHOST} in
232 *-cygwin|mingw*|*-mingw*) libname="dll";;
233 *-darwin*) libname="dylib";;
234 *-mint*) libname="irrelevant";;
235 hppa*-hpux*) libname="sl";;
236 *) libname="so";;
237 esac
232 238
233 if [ ${#} -eq 0 ]; then 239 if [[ -z $* ]] ; then
234 dirs="/usr/include" 240 echo ".${libname}"
235 else 241 else
236 dirs="${@}" 242 for ver in "$@" ; do
237 fi 243 case ${CHOST} in
238 244 *-darwin*) echo ".${ver}.${libname}";;
239 for dir in ${dirs}; do 245 *-mint*) echo ".${libname}";;
240 base=${T}/gentoo-multilib/${dir}/gentoo-multilib 246 *) echo ".${libname}.${ver}";;
241 mkdir -p ${base} 247 esac
242 [ -d ${base}/${ABI} ] && rm -rf ${base}/${ABI}
243 mv ${D}/${dir} ${base}/${ABI}
244 done 248 done
245
246 if is_final_abi; then
247 base=${T}/gentoo-multilib
248 pushd ${base}
249 find . | cpio -pmd --no-preserve-owner ${D}
250 popd
251
252 for dir in ${dirs}; do
253 local args=${dir}
254 local abi
255 for abi in $(get_abi_order); do
256 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
257 done
258 create_ml_includes ${args}
259 done
260 fi 249 fi
261 fi
262} 250}
263 251
264# If you need more control than prep_ml_includes can offer (like linux-headers 252# @FUNCTION: get_modname
265# for the asm-* dirs, then use create_ml_includes. The firs argument is the 253# @USAGE:
266# common dir. The remaining args are of the form <symbol>:<dir> where 254# @DESCRIPTION:
267# <symbol> is what is put in the #ifdef for choosing that dir. 255# Returns modulename with proper suffix {.so,.bundle,etc} for the current
268# 256# platform identified by CHOST.
269# Ideas for this code came from debian's sparc-linux headers package.
270# 257#
271# Example: 258# Example:
272# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 259# libfoo$(get_modname)
273# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 260# Returns: libfoo.so (ELF) || libfoo.bundle (MACH) || ...
274create_ml_includes() { 261get_modname() {
275 local dest="${1}" 262 local modname
276 shift 263 local ver=$1
277 local mlinfo="${@}" 264 case ${CHOST} in
278 local basedirs=$(create_ml_includes-listdirs ${mlinfo}) 265 *-darwin*) modname="bundle";;
266 *) modname="so";;
267 esac
279 268
280 create_ml_includes-makedestdirs ${dest} ${basedirs} 269 echo ".${modname}"
270}
281 271
282 local file 272# This is for the toolchain to setup profile variables when pulling in
283 for file in $(create_ml_includes-allfiles ${basedirs}); do 273# a crosscompiler (and thus they aren't set in the profile)
284 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')" 274multilib_env() {
285 { 275 local CTARGET=${1:-${CTARGET}}
286 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */"
287 #echo "#ifndef __CREATE_ML_INCLUDES_STUB_${name}__"
288 #echo "#define __CREATE_ML_INCLUDES_STUB_${name}__"
289 #echo ""
290 276
291 local dir 277 case ${CTARGET} in
292 for dir in ${basedirs}; do 278 x86_64*)
293 if [ -f "${D}/${dir}/${file}" ]; then 279 export CFLAGS_x86=${CFLAGS_x86--m32}
294 echo "#ifdef $(create_ml_includes-sym_for_dir ${dir} ${mlinfo})" 280 export CHOST_x86=${CTARGET/x86_64/i686}
295 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\"" 281 export CTARGET_x86=${CHOST_x86}
296 echo "#endif /* $(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) */" 282 if [[ ${SYMLINK_LIB} == "yes" ]] ; then
297 echo "" 283 export LIBDIR_x86="lib32"
284 else
285 export LIBDIR_x86="lib"
298 fi 286 fi
299 done
300 287
301 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */" 288 export CFLAGS_amd64=${CFLAGS_amd64--m64}
302 } > ${D}/${dest}/${file} 289 export CHOST_amd64=${CTARGET}
303 done 290 export CTARGET_amd64=${CHOST_amd64}
304} 291 export LIBDIR_amd64="lib64"
305 292
306# Helper function for create_ml_includes 293 export CFLAGS_x32=${CFLAGS_x32--mx32}
307create_ml_includes-relative_between() { 294 export CHOST_x32=${CTARGET}
308 local src="$(create_ml_includes-tidy_path ${1})" 295 export CTARGET_x32=${CHOST_x32}
309 local dst="$(create_ml_includes-tidy_path ${2})" 296 export LIBDIR_x32="libx32"
310 297
311 src=(${src//\// }) 298 : ${MULTILIB_ABIS=amd64 x86}
312 dst=(${dst//\// }) 299 : ${DEFAULT_ABI=amd64}
300 ;;
301 mips64*)
302 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
303 export CHOST_o32=${CTARGET/mips64/mips}
304 export CTARGET_o32=${CHOST_o32}
305 export LIBDIR_o32="lib"
313 306
314 local i 307 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
315 for ((i=0; i<${#src[*]}; i++)); do 308 export CHOST_n32=${CTARGET}
316 [ "${dst[i]}" != "${src[i]}" ] && break 309 export CTARGET_n32=${CHOST_n32}
317 done 310 export LIBDIR_n32="lib32"
318 311
319 local common=$i 312 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
313 export CHOST_n64=${CTARGET}
314 export CTARGET_n64=${CHOST_n64}
315 export LIBDIR_n64="lib64"
320 316
321 for ((i=${#src[*]}; i>common; i--)); do 317 : ${MULTILIB_ABIS=n64 n32 o32}
322 echo -n ../ 318 : ${DEFAULT_ABI=n32}
323 done 319 ;;
320 powerpc64*)
321 export CFLAGS_ppc=${CFLAGS_ppc--m32}
322 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
323 export CTARGET_ppc=${CHOST_ppc}
324 export LIBDIR_ppc="lib"
324 325
325 for ((i=common; i<${#dst[*]}-1; i++)); do 326 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
326 echo -n ${dst[i]}/ 327 export CHOST_ppc64=${CTARGET}
327 done 328 export CTARGET_ppc64=${CHOST_ppc64}
329 export LIBDIR_ppc64="lib64"
328 330
329 echo -n ${dst[i]} 331 : ${MULTILIB_ABIS=ppc64 ppc}
330} 332 : ${DEFAULT_ABI=ppc64}
333 ;;
334 s390x*)
335 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
336 export CHOST_s390=${CTARGET/s390x/s390}
337 export CTARGET_s390=${CHOST_s390}
338 export LIBDIR_s390="lib"
331 339
332# Helper function for create_ml_includes 340 export CFLAGS_s390x=${CFLAGS_s390x--m64}
333create_ml_includes-tidy_path() { 341 export CHOST_s390x=${CTARGET}
334 local removed="${1}" 342 export CTARGET_s390x=${CHOST_s390x}
343 export LIBDIR_s390x="lib64"
335 344
336 if [ -n "${removed}" ]; then 345 : ${MULTILIB_ABIS=s390x s390}
337 # Remove multiple slashes 346 : ${DEFAULT_ABI=s390x}
338 while [ "${removed}" != "${removed/\/\//\/}" ]; do 347 ;;
339 removed=${removed/\/\//\/} 348 sparc*)
349 export CFLAGS_sparc32=${CFLAGS_sparc32}
350 export CHOST_sparc32=${CTARGET/sparc64/sparc}
351 export CTARGET_sparc32=${CHOST_sparc32}
352 export LIBDIR_sparc32="lib"
353
354 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
355 export CHOST_sparc64=${CTARGET}
356 export CTARGET_sparc64=${CHOST_sparc64}
357 export LIBDIR_sparc64="lib64"
358
359 : ${MULTILIB_ABIS=sparc64 sparc32}
360 : ${DEFAULT_ABI=sparc64}
361 ;;
362 *)
363 : ${MULTILIB_ABIS=default}
364 : ${DEFAULT_ABI=default}
365 ;;
366 esac
367
368 export MULTILIB_ABIS DEFAULT_ABI
369}
370
371# @FUNCTION: multilib_toolchain_setup
372# @DESCRIPTION:
373# Hide multilib details here for packages which are forced to be compiled for a
374# specific ABI when run on another ABI (like x86-specific packages on amd64)
375multilib_toolchain_setup() {
376 local v vv
377
378 export ABI=$1
379
380 # First restore any saved state we have laying around.
381 if [[ ${__DEFAULT_ABI_SAVED} == "true" ]] ; then
382 for v in CHOST CBUILD AS CC CXX LD ; do
383 vv="__abi_saved_${v}"
384 export ${v}="${!vv}"
385 unset ${vv}
340 done 386 done
387 unset __DEFAULT_ABI_SAVED
388 fi
341 389
342 # Remove . directories 390 # We want to avoid the behind-the-back magic of gcc-config as it
343 while [ "${removed}" != "${removed//\/.\//\/}" ]; do 391 # screws up ccache and distcc. See #196243 for more info.
344 removed=${removed//\/.\//\/} 392 if [[ ${ABI} != ${DEFAULT_ABI} ]] ; then
393 # Back that multilib-ass up so we can restore it later
394 for v in CHOST CBUILD AS CC CXX LD ; do
395 export __abi_saved_${v}="${!v}"
345 done 396 done
346 [ "${removed##*/}" = "." ] && removed=${removed%/*} 397 export __DEFAULT_ABI_SAVED="true"
347 398
348 # Removed .. directories 399 # Set the CHOST native first so that we pick up the native
349 while [ "${removed}" != "${removed//\/..\/}" ]; do 400 # toolchain and not a cross-compiler by accident #202811.
350 local p1="${removed%%\/..\/*}" 401 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI})
351 local p2="${removed#*\/..\/}" 402 export CC="$(tc-getCC) $(get_abi_CFLAGS)"
352 403 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)"
353 removed="${p1%\/*}/${p2}" 404 export LD="$(tc-getLD) $(get_abi_LDFLAGS)"
354 done 405 export CHOST=$(get_abi_CHOST $1)
355 406 export CBUILD=$(get_abi_CHOST $1)
356 # Remove trailing ..
357 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
358
359 # Remove trailing /
360 [ "${removed##*/}" = "" ] && removed=${removed%/*}
361
362 echo ${removed}
363 fi
364}
365
366# Helper function for create_ml_includes
367create_ml_includes-listdirs() {
368 local dirs
369 local data
370 for data in ${@}; do
371 dirs="${dirs} ${data/*:/}"
372 done
373 echo ${dirs:1}
374}
375
376# Helper function for create_ml_includes
377create_ml_includes-makedestdirs() {
378 local dest=${1}
379 shift
380 local basedirs=${@}
381
382 dodir ${dest}
383
384 local basedir
385 for basedir in ${basedirs}; do
386 local dir
387 for dir in $(find ${D}/${basedir} -type d); do
388 dodir ${dest}/${dir/${D}\/${basedir}/}
389 done
390 done
391}
392
393# Helper function for create_ml_includes
394create_ml_includes-allfiles() {
395 local basedirs=${@}
396
397 local basedir
398 for basedir in ${basedirs}; do
399 local file
400 for file in $(find ${D}/${basedir} -type f); do
401 echo ${file/${D}\/${basedir}\//}
402 done
403 done | sort | uniq
404}
405
406# Helper function for create_ml_includes
407create_ml_includes-sym_for_dir() {
408 local dir="${1}"
409 shift
410 local data
411 for data in ${@}; do
412 if [ "${dir}" = "${data/*:/}" ]; then
413 echo ${data/:*/}
414 return 0
415 fi 407 fi
416 done
417 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}"
418 # exit because we'll likely be called from a subshell
419 exit 1
420} 408}

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