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Revision 1.1.1.1 Revision 1.65
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2008 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 1.65 2008/06/01 01:37:29 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
10DESCRIPTION="Based on the ${ECLASS} eclass" 13___ECLASS_RECUR_MULTILIB="yes"
11 14[[ -z ${___ECLASS_RECUR_TOOLCHAIN_FUNCS} ]] && inherit toolchain-funcs
12# has_multilib_profile:
13# Return true if the current profile is a multilib profile and lists more than
14# one abi in ${MULTILIB_ABIS}. You might want to use this like
15# 'use multilib || has_multilib_profile' until all profiles utilizing the
16# 'multilib' use flag are removed from portage
17 15
18# is_final_abi: 16# is_final_abi:
19# Return true if ${ABI} is the final abi to be installed (and thus we are 17# Return true if ${ABI} is the final abi to be installed (and thus we are
20# on our last run through a src_* function. 18# on our last run through a src_* function.
21 19
… …
100export LDFLAGS_default 98export LDFLAGS_default
101export CHOST_default=${CHOST_default:-${CHOST}} 99export CHOST_default=${CHOST_default:-${CHOST}}
102export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}} 100export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}}
103export LIBDIR_default=${CONF_LIBDIR:-"lib"} 101export LIBDIR_default=${CONF_LIBDIR:-"lib"}
104export CDEFINE_default="__unix__" 102export CDEFINE_default="__unix__"
103export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
105 104
106# has_multilib_profile() 105# @FUNCTION: has_multilib_profile
106# @DESCRIPTION:
107# Return true if the current profile is a multilib profile and lists more than
108# one abi in ${MULTILIB_ABIS}. When has_multilib_profile returns true, that
109# profile should enable the 'multilib' use flag. This is so you can DEPEND on
110# a package only for multilib or not multilib.
107has_multilib_profile() { 111has_multilib_profile() {
108 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] 112 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
109} 113}
110 114
115# @FUNCTION: get_libdir
116# @RETURN: the libdir for the selected ABI
117# @DESCRIPTION:
111# This function simply returns the desired lib directory. With portage 118# This function simply returns the desired lib directory. With portage
112# 2.0.51, we now have support for installing libraries to lib32/lib64 119# 2.0.51, we now have support for installing libraries to lib32/lib64
113# to accomidate the needs of multilib systems. It's no longer a good idea 120# to accomidate the needs of multilib systems. It's no longer a good idea
114# to assume all libraries will end up in lib. Replace any (sane) instances 121# to assume all libraries will end up in lib. Replace any (sane) instances
115# where lib is named directly with $(get_libdir) if possible. 122# where lib is named directly with $(get_libdir) if possible.
116#
117# Travis Tilley <lv@gentoo.org> (24 Aug 2004)
118# 123#
119# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004): 124# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004):
120# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set, 125# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set,
121# fall back on old behavior. Any profile that has these set should also 126# fall back on old behavior. Any profile that has these set should also
122# depend on a newer version of portage (not yet released) which uses these 127# depend on a newer version of portage (not yet released) which uses these
… …
129 else 134 else
130 get_abi_LIBDIR 135 get_abi_LIBDIR
131 fi 136 fi
132} 137}
133 138
139# @FUNCTION: get_multilibdir
140# @RETURN: Returns the multilibdir
134get_multilibdir() { 141get_multilibdir() {
135 if has_multilib_profile; then 142 if has_multilib_profile; then
136 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" 143 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"
137 exit 1 144 exit 1
138 fi 145 fi
139 echo ${CONF_MULTILIBDIR:=lib32} 146 echo ${CONF_MULTILIBDIR:=lib32}
140} 147}
141 148
149# @FUNCTION: get_libdir_override
150# @DESCRIPTION:
142# Sometimes you need to override the value returned by get_libdir. A good 151# Sometimes you need to override the value returned by get_libdir. A good
143# example of this is xorg-x11, where lib32 isnt a supported configuration, 152# example of this is xorg-x11, where lib32 isnt a supported configuration,
144# and where lib64 -must- be used on amd64 (for applications that need lib 153# and where lib64 -must- be used on amd64 (for applications that need lib
145# to be 32bit, such as adobe acrobat). Note that this override also bypasses 154# to be 32bit, such as adobe acrobat). Note that this override also bypasses
146# portage version sanity checking. 155# portage version sanity checking.
147# get_libdir_override expects one argument, the result get_libdir should 156# get_libdir_override expects one argument, the result get_libdir should
148# return: 157# return:
149# 158#
150# get_libdir_override lib64 159# get_libdir_override lib64
151#
152# Travis Tilley <lv@gentoo.org> (31 Aug 2004)
153get_libdir_override() { 160get_libdir_override() {
154 if has_multilib_profile; then 161 if has_multilib_profile; then
155 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" 162 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"
156 exit 1 163 exit 1
157 fi 164 fi
158 CONF_LIBDIR="$1" 165 CONF_LIBDIR="$1"
159 CONF_LIBDIR_OVERRIDE="$1" 166 CONF_LIBDIR_OVERRIDE="$1"
160 LIBDIR_default="$1" 167 LIBDIR_default="$1"
161} 168}
162 169
163# get_abi_var <VAR> [<ABI>] 170# @FUNCTION: get_abi_var
171# @USAGE: <VAR> [ABI]
164# returns the value of ${<VAR>_<ABI>} which should be set in make.defaults 172# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults
165# 173# @DESCRIPTION:
166# ex: 174# ex:
167# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 175# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32
168# 176#
169# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" 177# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)"
170# This will hopefully be added to portage soon... 178# This will hopefully be added to portage soon...
171# 179#
172# If <ABI> is not specified, ${ABI} is used. 180# If <ABI> is not specified, ${ABI} is used.
173# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 181# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used.
174# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string. 182# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
175#
176# Jeremy Huddleston <eradicator@gentoo.org>
177get_abi_var() { 183get_abi_var() {
178 local flag=$1 184 local flag=$1
179 local abi 185 local abi
180 if [ $# -gt 1 ]; then 186 if [ $# -gt 1 ]; then
181 abi=${2} 187 abi=${2}
… …
189 195
190 local var="${flag}_${abi}" 196 local var="${flag}_${abi}"
191 echo ${!var} 197 echo ${!var}
192} 198}
193 199
200# @FUNCTION: get_abi_CFLAGS
201# @USAGE: [ABI]
202# @DESCRIPTION:
203# Alias for 'get_abi_var CFLAGS'
194get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } 204get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
205
206# @FUNCTION: get_abi_ASFLAGS
207# @USAGE: [ABI]
208# @DESCRIPTION:
209# Alias for 'get_abi_var ASFLAGS'
210get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
211
212# @FUNCTION: get_abi_LDFLAGS
213# @USAGE: [ABI]
214# @DESCRIPTION:
215# Alias for 'get_abi_var LDFLAGS'
195get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } 216get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
217
218# @FUNCTION: get_abi_CHOST
219# @USAGE: [ABI]
220# @DESCRIPTION:
221# Alias for 'get_abi_var CHOST'
196get_abi_CHOST() { get_abi_var CHOST "$@"; } 222get_abi_CHOST() { get_abi_var CHOST "$@"; }
223
224# @FUNCTION: get_abi_CTARGET
225# @USAGE: [ABI]
226# @DESCRIPTION:
227# Alias for 'get_abi_var CTARGET'
197get_abi_CTARGET() { get_abi_var CTARGET "$@"; } 228get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
229
230# @FUNCTION: get_abi_FAKE_TARGETS
231# @USAGE: [ABI]
232# @DESCRIPTION:
233# Alias for 'get_abi_var FAKE_TARGETS'
198get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } 234get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
235
236# @FUNCTION: get_abi_CDEFINE
237# @USAGE: [ABI]
238# @DESCRIPTION:
239# Alias for 'get_abi_var CDEFINE'
199get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; } 240get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
241
242# @FUNCTION: get_abi_LIBDIR
243# @USAGE: [ABI]
244# @DESCRIPTION:
245# Alias for 'get_abi_var LIBDIR'
200get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; } 246get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
201 247
248# @FUNCTION: get_install_abis
249# @DESCRIPTION:
202# Return a list of the ABIs we want to install for with 250# Return a list of the ABIs we want to install for with
203# the last one in the list being the default. 251# the last one in the list being the default.
204get_install_abis() { 252get_install_abis() {
205 local order="" 253 local order=""
206 254
207 if [[ -z ${MULTILIB_ABIS} ]] ; then 255 if [[ -z ${MULTILIB_ABIS} ]] ; then
208 echo "default" 256 echo "default"
209 return 0 257 return 0
210 fi 258 fi
211 259
212 if hasq multilib-pkg-force ${RESTRICT} || 260 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
213 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
214 for x in ${MULTILIB_ABIS} ; do 261 for x in ${MULTILIB_ABIS} ; do
215 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then 262 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
216 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 263 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}"
217 fi 264 fi
218 done 265 done
… …
237 284
238 echo ${order} 285 echo ${order}
239 return 0 286 return 0
240} 287}
241 288
289# @FUNCTION: get_all_abis
290# @DESCRIPTION:
242# Return a list of the ABIs supported by this profile. 291# Return a list of the ABIs supported by this profile.
243# the last one in the list being the default. 292# the last one in the list being the default.
244get_all_abis() { 293get_all_abis() {
245 local order="" 294 local order=""
246 295
… …
258 307
259 echo ${order} 308 echo ${order}
260 return 0 309 return 0
261} 310}
262 311
263# get_all_libdirs() 312# @FUNCTION: get_all_libdirs
313# @DESCRIPTION:
264# Returns a list of all the libdirs used by this profile. This includes 314# Returns a list of all the libdirs used by this profile. This includes
265# those that might not be touched by the current ebuild. 315# those that might not be touched by the current ebuild and always includes
316# "lib".
266get_all_libdirs() { 317get_all_libdirs() {
267 local libdirs="lib" 318 local libdirs="lib"
268 local abi 319 local abi
269 local dir 320 local dir
270 321
271 if has_multilib_profile; then
272 for abi in ${MULTILIB_ABIS}; do 322 for abi in ${MULTILIB_ABIS}; do
273 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 323 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})"
274 done 324 done
275 elif [ -n "${CONF_LIBDIR}" ]; then
276 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:-lib32}; do
277 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
278 done
279 fi
280 325
281 echo "${libdirs}" 326 echo "${libdirs}"
282} 327}
283 328
329# @FUNCTION: is_final_abi
330# @DESCRIPTION:
284# Return true if ${ABI} is the last ABI on our list (or if we're not 331# Return true if ${ABI} is the last ABI on our list (or if we're not
285# using the new multilib configuration. This can be used to determine 332# using the new multilib configuration. This can be used to determine
286# if we're in the last (or only) run through src_{unpack,compile,install} 333# if we're in the last (or only) run through src_{unpack,compile,install}
287is_final_abi() { 334is_final_abi() {
288 has_multilib_profile || return 0 335 has_multilib_profile || return 0
289 local ALL_ABIS=$(get_install_abis) 336 local ALL_ABIS=$(get_install_abis)
290 local LAST_ABI=${ALL_ABIS/* /} 337 local LAST_ABI=${ALL_ABIS/* /}
291 [[ ${LAST_ABI} == ${ABI} ]] 338 [[ ${LAST_ABI} == ${ABI} ]]
292} 339}
293 340
341# @FUNCTION: number_abis
342# @DESCRIPTION:
294# echo the number of ABIs we will be installing for 343# echo the number of ABIs we will be installing for
295number_abis() { 344number_abis() {
296 get_install_abis | wc -w 345 get_install_abis | wc -w
297} 346}
298 347
299# get_ml_incdir [<include dir> [<ABI>]] 348# @FUNCTION: get_ml_incdir
349# @USAGE: [include_dir] [ABI]
350# @DESCRIPTION:
300# include dir defaults to /usr/include 351# include dir defaults to /usr/include
301# ABI defaults to ${ABI} or ${DEFAULT_ABI} 352# ABI defaults to ${ABI} or ${DEFAULT_ABI}
353#
354# If a multilib include dir is associated with the passed include dir, then
355# we return it, otherwise, we just echo back the include dir. This is
356# neccessary when a built script greps header files rather than testing them
357# via #include (like perl) to figure out features.
302get_ml_incdir() { 358get_ml_incdir() {
303 local dir=/usr/include 359 local dir=/usr/include
304 360
305 if [[ $# -gt 0 ]]; then 361 if [[ $# -gt 0 ]]; then
306 incdir=$1 362 incdir=$1
… …
323 else 379 else
324 echo ${dir} 380 echo ${dir}
325 fi 381 fi
326} 382}
327 383
328# prep_ml_includes: 384# @FUNCTION: prep_ml_includes
329# 385# @DESCRIPTION:
330# Some includes (include/asm, glibc, etc) are ABI dependent. In this case, 386# Some includes (include/asm, glibc, etc) are ABI dependent. In this case,
331# We can install them in different locations for each ABI and create a common 387# We can install them in different locations for each ABI and create a common
332# header which includes the right one based on CDEFINE_${ABI}. If your 388# header which includes the right one based on CDEFINE_${ABI}. If your
333# package installs ABI-specific headers, just add 'prep_ml_includes' to the 389# package installs ABI-specific headers, just add 'prep_ml_includes' to the
334# end of your src_install(). It takes a list of directories that include 390# end of your src_install(). It takes a list of directories that include
335# files are installed in (default is /usr/include if none are passed). 391# files are installed in (default is /usr/include if none are passed).
336# 392#
337# Example: 393# Example:
338# src_install() { 394# src_install() {
339# ... 395# ...
340# prep_ml_includes /usr/qt/3/include 396# prep_ml_includes /usr/qt/3/include
341# } 397# }
342
343prep_ml_includes() { 398prep_ml_includes() {
344 if [[ $(number_abis) -gt 1 ]] ; then 399 if [[ $(number_abis) -gt 1 ]] ; then
345 local dir 400 local dir
346 local dirs 401 local dirs
347 local base 402 local base
… …
378 done 433 done
379 fi 434 fi
380 fi 435 fi
381} 436}
382 437
438# @FUNCTION: create_ml_includes
439# @USAGE: <include_dir> <symbol_1>:<dir_1> [<symbol_2>:<dir_2>...]
440# @DESCRIPTION:
383# If you need more control than prep_ml_includes can offer (like linux-headers 441# If you need more control than prep_ml_includes can offer (like linux-headers
384# for the asm-* dirs, then use create_ml_includes. The firs argument is the 442# for the asm-* dirs, then use create_ml_includes. The firs argument is the
385# common dir. The remaining args are of the form <symbol>:<dir> where 443# common dir. The remaining args are of the form <symbol>:<dir> where
386# <symbol> is what is put in the #ifdef for choosing that dir. 444# <symbol> is what is put in the #ifdef for choosing that dir.
387# 445#
388# Ideas for this code came from debian's sparc-linux headers package. 446# Ideas for this code came from debian's sparc-linux headers package.
389# 447#
390# Example: 448# Example:
391# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 449# 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_64 450# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
451#
452# Warning: Be careful with the ordering here. The default ABI has to be the
453# last, because it is always defined (by GCC)
393create_ml_includes() { 454create_ml_includes() {
394 local dest=$1 455 local dest=$1
395 shift 456 shift
396 local basedirs=$(create_ml_includes-listdirs "$@") 457 local basedirs=$(create_ml_includes-listdirs "$@")
397 458
… …
530 echo "Shouldn't be here -- create_ml_includes-sym_for_dir $1 $@" 591 echo "Shouldn't be here -- create_ml_includes-sym_for_dir $1 $@"
531 # exit because we'll likely be called from a subshell 592 # exit because we'll likely be called from a subshell
532 exit 1 593 exit 1
533} 594}
534 595
596# @FUNCTION: get_libname
597# @USAGE: [version]
598# @DESCRIPTION:
599# Returns libname with proper suffix {.so,.dylib} and optionally supplied version
600# for ELF/MACH-O shared objects
601#
602# Example:
603# get_libname libfoo ${PV}
604# Returns: libfoo.so.${PV} (ELF) || libfoo.${PV}.dylib (MACH)
535get_libname() { 605get_libname() {
536 local libname 606 local libname
537 local ver=$1 607 local ver=$1
538 case ${CHOST} in 608 case ${CHOST} in
609 mingw*|*-mingw*) libname="dll";;
539 *-darwin*) libname="dylib";; 610 *-darwin*) libname="dylib";;
540 *) libname="so";; 611 *) libname="so";;
541 esac 612 esac
542 613
543 if [[ -z $@ ]] ; then 614 if [[ -z $* ]] ; then
544 echo ".${libname}" 615 echo ".${libname}"
545 else 616 else
546 for ver in "$@" ; do 617 for ver in "$@" ; do
547 case ${CHOST} in 618 case ${CHOST} in
548 *-darwin*) echo ".${ver}.${libname}";; 619 *-darwin*) echo ".${ver}.${libname}";;
… …
565 export CDEFINE_x86="__i386__" 636 export CDEFINE_x86="__i386__"
566 export LIBDIR_x86="lib" 637 export LIBDIR_x86="lib"
567 638
568 export CFLAGS_amd64=${CFLAGS_amd64--m64} 639 export CFLAGS_amd64=${CFLAGS_amd64--m64}
569 export CHOST_amd64=${CTARGET} 640 export CHOST_amd64=${CTARGET}
570 export CTARGET_amd64=${CTARGET_amd64} 641 export CTARGET_amd64=${CHOST_amd64}
571 export CDEFINE_amd64="__x86_64__" 642 export CDEFINE_amd64="__x86_64__"
572 export LIBDIR_amd64="lib64" 643 export LIBDIR_amd64="lib64"
573 644
574 export MULTILIB_ABIS="amd64 x86" 645 export MULTILIB_ABIS="amd64 x86"
575 export DEFAULT_ABI="amd64" 646 export DEFAULT_ABI="amd64"
… …
648 export MULTILIB_ABIS="default" 719 export MULTILIB_ABIS="default"
649 export DEFAULT_ABI="default" 720 export DEFAULT_ABI="default"
650 ;; 721 ;;
651 esac 722 esac
652} 723}
724
725# @FUNCTION: multilib_toolchain_setup
726# @DESCRIPTION:
727# Hide multilib details here for packages which are forced to be compiled for a
728# specific ABI when run on another ABI (like x86-specific packages on amd64)
729multilib_toolchain_setup() {
730 export ABI=$1
731
732 if has_version app-admin/eselect-compiler ; then
733 # Binutils doesn't have wrappers for ld and as (yet). Eventually it
734 # will, and all this can just be handled with CHOST.
735 export LD="ld $(get_abi_LDFLAGS $1)"
736 export AS="as $(get_abi_ASFLAGS $1)"
737
738 export CHOST=$(get_abi_CHOST $1)
739 export CBUILD=$(get_abi_CHOST $1)
740 else
741 tc-export CC
742 fi
743}
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