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Revision 1.13 Revision 1.89
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 1.89 2011/03/18 21:58:15 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=${CONF_LIBDIR:-"lib"}
24export CDEFINE_default="__unix__"
25export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}}
14 26
27# @FUNCTION: has_multilib_profile
28# @DESCRIPTION:
29# Return true if the current profile is a multilib profile and lists more than
30# one abi in ${MULTILIB_ABIS}. When has_multilib_profile returns true, that
31# profile should enable the 'multilib' use flag. This is so you can DEPEND on
32# a package only for multilib or not multilib.
33has_multilib_profile() {
34 [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
35}
36
37# @FUNCTION: get_libdir
38# @RETURN: the libdir for the selected ABI
39# @DESCRIPTION:
15# This function simply returns the desired lib directory. With portage 40# This function simply returns the desired lib directory. With portage
16# 2.0.51, we now have support for installing libraries to lib32/lib64 41# 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 42# 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 43# to assume all libraries will end up in lib. Replace any (sane) instances
19# where lib is named directly with $(get_libdir) if possible. 44# where lib is named directly with $(get_libdir) if possible.
20#
21# Travis Tilley <lv@gentoo.org> (24 Aug 2004)
22# 45#
23# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004): 46# Jeremy Huddleston <eradicator@gentoo.org> (23 Dec 2004):
24# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set, 47# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set,
25# fall back on old behavior. Any profile that has these set should also 48# fall back on old behavior. Any profile that has these set should also
26# depend on a newer version of portage (not yet released) which uses these 49# depend on a newer version of portage (not yet released) which uses these
27# over CONF_LIBDIR in econf, dolib, etc... 50# over CONF_LIBDIR in econf, dolib, etc...
28get_libdir() { 51get_libdir() {
29 LIBDIR_TEST=$(type econf) 52 local CONF_LIBDIR
30 if [ ! -z "${CONF_LIBDIR_OVERRIDE}" ] ; then 53 if [ -n "${CONF_LIBDIR_OVERRIDE}" ] ; then
31 # if there is an override, we want to use that... always. 54 # if there is an override, we want to use that... always.
32 CONF_LIBDIR="${CONF_LIBDIR_OVERRIDE}" 55 echo ${CONF_LIBDIR_OVERRIDE}
33 elif [ -n "$(get_abi_LIBDIR)" ]; then 56 else
34 CONF_LIBDIR="$(get_abi_LIBDIR)" 57 get_abi_LIBDIR
35 elif [ "${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 58 fi
39 # and of course, default to lib if CONF_LIBDIR isnt set
40 echo ${CONF_LIBDIR:=lib}
41 unset LIBDIR_TEST
42} 59}
43 60
61# @FUNCTION: get_multilibdir
62# @RETURN: Returns the multilibdir
44get_multilibdir() { 63get_multilibdir() {
45 if [ -n "$(get_abi_LIBDIR)" ]; then 64 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" 65 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 66 exit 1
48 fi 67 fi
49 echo ${CONF_MULTILIBDIR:=lib32} 68 echo ${CONF_MULTILIBDIR:=lib32}
50} 69}
51 70
71# @FUNCTION: get_libdir_override
72# @DESCRIPTION:
52# Sometimes you need to override the value returned by get_libdir. A good 73# Sometimes you need to override the value returned by get_libdir. A good
53# example of this is xorg-x11, where lib32 isnt a supported configuration, 74# example of this is xorg-x11, where lib32 isnt a supported configuration,
54# and where lib64 -must- be used on amd64 (for applications that need lib 75# and where lib64 -must- be used on amd64 (for applications that need lib
55# to be 32bit, such as adobe acrobat). Note that this override also bypasses 76# to be 32bit, such as adobe acrobat). Note that this override also bypasses
56# portage version sanity checking. 77# portage version sanity checking.
57# get_libdir_override expects one argument, the result get_libdir should 78# get_libdir_override expects one argument, the result get_libdir should
58# return: 79# return:
59# 80#
60# get_libdir_override lib64 81# get_libdir_override lib64
61#
62# Travis Tilley <lv@gentoo.org> (31 Aug 2004)
63get_libdir_override() { 82get_libdir_override() {
64 if [ -n "$(get_abi_LIBDIR)" ]; then 83 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" 84 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 85 exit 1
67 fi 86 fi
68 CONF_LIBDIR="$1" 87 CONF_LIBDIR="$1"
69 CONF_LIBDIR_OVERRIDE="$1" 88 CONF_LIBDIR_OVERRIDE="$1"
89 LIBDIR_default="$1"
70} 90}
71 91
72# get_abi_var <VAR> [<ABI>] 92# @FUNCTION: get_abi_var
93# @USAGE: <VAR> [ABI]
73# returns the value of ${<VAR>_<ABI>} which should be set in make.defaults 94# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults
74# 95# @DESCRIPTION:
75# ex: 96# ex:
76# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 97# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32
77# 98#
78# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" 99# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)"
79# This will hopefully be added to portage soon... 100# This will hopefully be added to portage soon...
80# 101#
81# If <ABI> is not specified, ${ABI} is used. 102# If <ABI> is not specified, ${ABI} is used.
82# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. 103# 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. 104# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string.
84#
85# Jeremy Huddleston <eradicator@gentoo.org>
86get_abi_var() { 105get_abi_var() {
87 local flag=${1} 106 local flag=$1
88 local abi 107 local abi
89 if [ $# -gt 1 ]; then 108 if [ $# -gt 1 ]; then
90 abi=${2} 109 abi=${2}
91 elif [ -n "${ABI}" ]; then 110 elif [ -n "${ABI}" ]; then
92 abi=${ABI} 111 abi=${ABI}
93 elif [ -n "${DEFAULT_ABI}" ]; then 112 elif [ -n "${DEFAULT_ABI}" ]; then
94 abi=${DEFAULT_ABI} 113 abi=${DEFAULT_ABI}
95 else 114 else
96 return 1 115 abi="default"
97 fi 116 fi
98 117
99 local var="${flag}_${abi}" 118 local var="${flag}_${abi}"
100 echo ${!var} 119 echo ${!var}
101} 120}
102 121
122# @FUNCTION: get_abi_CFLAGS
123# @USAGE: [ABI]
124# @DESCRIPTION:
125# Alias for 'get_abi_var CFLAGS'
103get_abi_CFLAGS() { get_abi_var CFLAGS ${@}; } 126get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; }
127
128# @FUNCTION: get_abi_ASFLAGS
129# @USAGE: [ABI]
130# @DESCRIPTION:
131# Alias for 'get_abi_var ASFLAGS'
132get_abi_ASFLAGS() { get_abi_var ASFLAGS "$@"; }
133
134# @FUNCTION: get_abi_LDFLAGS
135# @USAGE: [ABI]
136# @DESCRIPTION:
137# Alias for 'get_abi_var LDFLAGS'
138get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; }
139
140# @FUNCTION: get_abi_CHOST
141# @USAGE: [ABI]
142# @DESCRIPTION:
143# Alias for 'get_abi_var CHOST'
144get_abi_CHOST() { get_abi_var CHOST "$@"; }
145
146# @FUNCTION: get_abi_CTARGET
147# @USAGE: [ABI]
148# @DESCRIPTION:
149# Alias for 'get_abi_var CTARGET'
150get_abi_CTARGET() { get_abi_var CTARGET "$@"; }
151
152# @FUNCTION: get_abi_FAKE_TARGETS
153# @USAGE: [ABI]
154# @DESCRIPTION:
155# Alias for 'get_abi_var FAKE_TARGETS'
156get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; }
157
158# @FUNCTION: get_abi_CDEFINE
159# @USAGE: [ABI]
160# @DESCRIPTION:
161# Alias for 'get_abi_var CDEFINE'
104get_abi_CDEFINE() { get_abi_var CDEFINE ${@}; } 162get_abi_CDEFINE() { get_abi_var CDEFINE "$@"; }
163
164# @FUNCTION: get_abi_LIBDIR
165# @USAGE: [ABI]
166# @DESCRIPTION:
167# Alias for 'get_abi_var LIBDIR'
105get_abi_LIBDIR() { get_abi_var LIBDIR ${@}; } 168get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; }
106 169
170# @FUNCTION: get_install_abis
171# @DESCRIPTION:
107# Return a list of the ABIs we want to install for with 172# Return a list of the ABIs we want to install for with
108# the last one in the list being the default. 173# the last one in the list being the default.
109get_abi_order() { 174get_install_abis() {
110 local order="" 175 local order=""
111 176
112 if [ -z "${MULTILIB_ABIS}" ]; then 177 if [[ -z ${MULTILIB_ABIS} ]] ; then
113 echo "NOMULTILIB" 178 echo "default"
114 return 1 179 return 0
115 fi 180 fi
116 181
117 if hasq multilib-pkg-force ${RESTRICT} || 182 if [[ ${EMULTILIB_PKG} == "true" ]] ; then
118 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
119 for x in ${MULTILIB_ABIS}; do 183 for x in ${MULTILIB_ABIS} ; do
120 if [ "${x}" != "${DEFAULT_ABI}" ]; then 184 if [[ ${x} != "${DEFAULT_ABI}" ]] ; then
121 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 185 hasq ${x} ${ABI_DENY} || order="${order} ${x}"
122 fi 186 fi
123 done 187 done
124 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${ordera} ${DEFAULT_ABI}" 188 hasq ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}"
125 189
126 if [ -n "${ABI_ALLOW}" ]; then 190 if [[ -n ${ABI_ALLOW} ]] ; then
127 local ordera="" 191 local ordera=""
128 for x in ${order}; do 192 for x in ${order} ; do
129 if hasq ${x} ${ABI_ALLOW}; then 193 if hasq ${x} ${ABI_ALLOW} ; then
130 ordera="${ordera} ${x}" 194 ordera="${ordera} ${x}"
131 fi 195 fi
132 done 196 done
133 order="${ordera}" 197 order=${ordera}
134 fi 198 fi
135 else 199 else
136 order="${DEFAULT_ABI}" 200 order=${DEFAULT_ABI}
137 fi 201 fi
138 202
139 if [ -z "${order}" ]; then 203 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." 204 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 205 fi
142 206
143 echo ${order} 207 echo ${order}
144 return 0 208 return 0
145} 209}
146 210
147# get_all_libdir() 211# @FUNCTION: get_all_abis
212# @DESCRIPTION:
213# Return a list of the ABIs supported by this profile.
214# the last one in the list being the default.
215get_all_abis() {
216 local order=""
217
218 if [[ -z ${MULTILIB_ABIS} ]] ; then
219 echo "default"
220 return 0
221 fi
222
223 for x in ${MULTILIB_ABIS}; do
224 if [[ ${x} != ${DEFAULT_ABI} ]] ; then
225 order="${order:+${order} }${x}"
226 fi
227 done
228 order="${order:+${order} }${DEFAULT_ABI}"
229
230 echo ${order}
231 return 0
232}
233
234# @FUNCTION: get_all_libdirs
235# @DESCRIPTION:
148# Returns a list of all the libdirs used by this profile. This includes 236# Returns a list of all the libdirs used by this profile. This includes
149# those that might not be touched by the current ebuild. 237# those that might not be touched by the current ebuild and always includes
238# "lib".
150get_all_libdirs() { 239get_all_libdirs() {
151 local libdirs="lib" 240 local libdirs
152 local abi 241 local abi
153 local dir 242 local dir
154 243
155 if [ -n "${MULTILIB_ABIS}" ]; then
156 for abi in ${MULTILIB_ABIS}; do 244 for abi in ${MULTILIB_ABIS}; do
157 [ "$(get_abi_LIBDIR ${abi})" != "lib" ] && libdirs="${libdirs} $(get_abi_LIBDIR ${abi})" 245 libdirs+=" $(get_abi_LIBDIR ${abi})"
158 done 246 done
159 elif [ -n "${CONF_LIBDIR}" ]; then 247 [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib"
160 for dir in ${CONF_LIBDIR} ${CONF_MULTILIBDIR:=lib32}; do
161 [ "${dir}" != "lib" ] && libdirs="${libdirs} ${dir}"
162 done
163 fi
164 248
165 echo "${libdirs}" 249 echo "${libdirs}"
166} 250}
167 251
252# @FUNCTION: is_final_abi
253# @DESCRIPTION:
168# Return true if ${ABI} is the last ABI on our list (or if we're not 254# Return true if ${ABI} is the last ABI on our list (or if we're not
169# using the new multilib configuration. This can be used to determine 255# using the new multilib configuration. This can be used to determine
170# if we're in the last (or only) run through src_{unpack,compile,install} 256# if we're in the last (or only) run through src_{unpack,compile,install}
171is_final_abi() { 257is_final_abi() {
172 [ -z "${ABI}" ] && return 0 258 has_multilib_profile || return 0
173 local ALL_ABIS=$(get_abi_order) 259 set -- $(get_install_abis)
174 local LAST_ABI=${ALL_ABIS/* /} 260 local LAST_ABI=$#
175 [ "${LAST_ABI}" = "${ABI}" ] 261 [[ ${!LAST_ABI} == ${ABI} ]]
176} 262}
177 263
264# @FUNCTION: number_abis
265# @DESCRIPTION:
178# echo the number of ABIs we will be installing for 266# echo the number of ABIs we will be installing for
179number_abis() { 267number_abis() {
180 get_abi_order | wc -w 268 set -- `get_install_abis`
269 echo $#
181} 270}
182 271
183# get_ml_incdir [<include dir> [<ABI>]] 272# @FUNCTION: get_ml_incdir
273# @USAGE: [include_dir] [ABI]
274# @DESCRIPTION:
184# include dir defaults to /usr/include 275# include dir defaults to /usr/include
185# ABI defaults to ${ABI} or ${DEFAULT_ABI} 276# ABI defaults to ${ABI} or ${DEFAULT_ABI}
277#
278# If a multilib include dir is associated with the passed include dir, then
279# we return it, otherwise, we just echo back the include dir. This is
280# neccessary when a built script greps header files rather than testing them
281# via #include (like perl) to figure out features.
186get_ml_incdir() { 282get_ml_incdir() {
187 local dir=/usr/include 283 local dir=/usr/include
188 284
189 if [[ ${#} -gt 0 ]]; then 285 if [[ $# -gt 0 ]]; then
190 incdir=${1} 286 incdir=$1
191 shift 287 shift
192 fi 288 fi
193 289
194 if [[ -z "${MULTILIB_ABIS}" ]]; then 290 if [[ -z "${MULTILIB_ABIS}" ]]; then
195 echo ${incdir} 291 echo ${incdir}
196 return 0 292 return 0
197 fi 293 fi
198 294
199 local abi=${ABI:-${DEFAULT_ABI}} 295 local abi=${ABI-${DEFAULT_ABI}}
200 if [[ ${#} -gt 0 ]]; then 296 if [[ $# -gt 0 ]]; then
201 abi=${1} 297 abi=$1
202 shift 298 shift
203 fi 299 fi
204 300
205 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then 301 if [[ -d "${dir}/gentoo-multilib/${abi}" ]]; then
206 echo ${dir}/gentoo-multilib/${abi} 302 echo ${dir}/gentoo-multilib/${abi}
207 else 303 else
208 echo ${dir} 304 echo ${dir}
209 fi 305 fi
210} 306}
211 307
212# prep_ml_includes: 308# @FUNCTION: prep_ml_includes
213# 309# @DESCRIPTION:
214# Some includes (include/asm, glibc, etc) are ABI dependent. In this case, 310# Some includes (include/asm, glibc, etc) are ABI dependent. In this case,
215# We can install them in different locations for each ABI and create a common 311# We can install them in different locations for each ABI and create a common
216# header which includes the right one based on CDEFINE_${ABI}. If your 312# 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 313# 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 314# 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). 315# files are installed in (default is /usr/include if none are passed).
220# 316#
221# Example: 317# Example:
222# src_install() { 318# src_install() {
223# ... 319# ...
224# prep_ml_includes /usr/qt/3/include 320# prep_ml_includes /usr/qt/3/include
225# } 321# }
226
227prep_ml_includes() { 322prep_ml_includes() {
228 if [ $(number_abis) -gt 1 ]; then 323 if [[ $(number_abis) -gt 1 ]] ; then
229 local dir 324 local dir
230 local dirs 325 local dirs
231 local base 326 local base
232 327
233 if [ ${#} -eq 0 ]; then 328 if [[ $# -eq 0 ]] ; then
234 dirs="/usr/include" 329 dirs=/usr/include
235 else 330 else
236 dirs="${@}" 331 dirs="$@"
237 fi 332 fi
238 333
239 for dir in ${dirs}; do 334 for dir in ${dirs} ; do
240 base=${T}/gentoo-multilib/${dir}/gentoo-multilib 335 base=${T}/gentoo-multilib/${dir}/gentoo-multilib
241 mkdir -p ${base} 336 mkdir -p "${base}"
242 [ -d ${base}/${ABI} ] && rm -rf ${base}/${ABI} 337 [[ -d ${base}/${ABI} ]] && rm -rf "${base}/${ABI}"
243 mv ${D}/${dir} ${base}/${ABI} 338 mv "${D}/${dir}" "${base}/${ABI}"
244 done 339 done
245 340
246 if is_final_abi; then 341 if is_final_abi; then
247 base=${T}/gentoo-multilib 342 base=${T}/gentoo-multilib
248 pushd ${base} 343 pushd "${base}"
249 find . | cpio -pmd --no-preserve-owner ${D} 344 find . | tar -c -T - -f - | tar -x --no-same-owner -f - -C "${D}"
250 popd 345 popd
251 346
347 # This 'set' stuff is required by mips profiles to properly pass
348 # CDEFINE's (which have spaces) to sub-functions
349 set --
252 for dir in ${dirs}; do 350 for dir in ${dirs} ; do
253 local args=${dir} 351 set -- "$@" "${dir}"
254 local abi 352 local abi
255 for abi in $(get_abi_order); do 353 for abi in $(get_install_abis); do
256 args="${args} $(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}" 354 set -- "$@" "$(get_abi_CDEFINE ${abi}):${dir}/gentoo-multilib/${abi}"
257 done 355 done
258 create_ml_includes ${args} 356 create_ml_includes "$@"
259 done 357 done
260 fi 358 fi
261 fi 359 fi
262} 360}
263 361
362# @FUNCTION: create_ml_includes
363# @USAGE: <include_dir> <symbol_1>:<dir_1> [<symbol_2>:<dir_2>...]
364# @DESCRIPTION:
264# If you need more control than prep_ml_includes can offer (like linux-headers 365# If you need more control than prep_ml_includes can offer (like linux-headers
265# for the asm-* dirs, then use create_ml_includes. The firs argument is the 366# for the asm-* dirs, then use create_ml_includes. The firs argument is the
266# common dir. The remaining args are of the form <symbol>:<dir> where 367# common dir. The remaining args are of the form <symbol>:<dir> where
267# <symbol> is what is put in the #ifdef for choosing that dir. 368# <symbol> is what is put in the #ifdef for choosing that dir.
268# 369#
269# Ideas for this code came from debian's sparc-linux headers package. 370# Ideas for this code came from debian's sparc-linux headers package.
270# 371#
271# Example: 372# Example:
272# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 373# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
273# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 374# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
375#
376# Warning: Be careful with the ordering here. The default ABI has to be the
377# last, because it is always defined (by GCC)
274create_ml_includes() { 378create_ml_includes() {
275 local dest="${1}" 379 local dest=$1
276 shift 380 shift
277 local mlinfo="${@}"
278 local basedirs=$(create_ml_includes-listdirs ${mlinfo}) 381 local basedirs=$(create_ml_includes-listdirs "$@")
279 382
280 create_ml_includes-makedestdirs ${dest} ${basedirs} 383 create_ml_includes-makedestdirs ${dest} ${basedirs}
281 384
282 local file 385 local file
283 for file in $(create_ml_includes-allfiles ${basedirs}); do 386 for file in $(create_ml_includes-allfiles ${basedirs}) ; do
284 local name="$(echo $file | tr a-z A-Z | sed 's:[^A-Z]:_:g')" 387 #local name=$(echo ${file} | tr '[:lower:]' '[:upper:]' | sed 's:[^[:upper:]]:_:g')
285 { 388 (
286 echo "/* Common header file autogenerated by create_ml_includes in multilib.eclass */" 389 echo "/* Autogenerated by create_ml_includes() in multilib.eclass */"
287 #echo "#ifndef __CREATE_ML_INCLUDES_STUB_${name}__"
288 #echo "#define __CREATE_ML_INCLUDES_STUB_${name}__"
289 #echo ""
290 390
291 local dir 391 local dir
292 for dir in ${basedirs}; do 392 for dir in ${basedirs}; do
293 if [ -f "${D}/${dir}/${file}" ]; then 393 if [[ -f ${D}/${dir}/${file} ]] ; then
294 echo "#ifdef $(create_ml_includes-sym_for_dir ${dir} ${mlinfo})"
295 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\""
296 echo "#endif /* $(create_ml_includes-sym_for_dir ${dir} ${mlinfo}) */"
297 echo "" 394 echo ""
395 local sym=$(create_ml_includes-sym_for_dir ${dir} "$@")
396 if [[ ${sym/=} != "${sym}" ]] ; then
397 echo "#if ${sym}"
398 elif [[ ${sym::1} == "!" ]] ; then
399 echo "#ifndef ${sym:1}"
400 else
401 echo "#ifdef ${sym}"
402 fi
403 echo "# include <$(create_ml_includes-absolute ${dir}/${file})>"
404 echo "#endif /* ${sym} */"
298 fi 405 fi
299 done 406 done
300 407
301 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */" 408 #echo "#endif /* __CREATE_ML_INCLUDES_STUB_${name}__ */"
302 } > ${D}/${dest}/${file} 409 ) > "${D}/${dest}/${file}"
303 done 410 done
304} 411}
305 412
306# Helper function for create_ml_includes 413# Helper function for create_ml_includes
307create_ml_includes-relative_between() { 414create_ml_includes-absolute() {
308 local src="$(create_ml_includes-tidy_path ${1})"
309 local dst="$(create_ml_includes-tidy_path ${2})" 415 local dst="$(create_ml_includes-tidy_path $1)"
310 416
311 src=(${src//\// })
312 dst=(${dst//\// }) 417 dst=(${dst//\// })
313 418
314 local i 419 local i
315 for ((i=0; i<${#src[*]}; i++)); do 420 for ((i=0; i<${#dst[*]}; i++)); do
316 [ "${dst[i]}" != "${src[i]}" ] && break 421 [ "${dst[i]}" == "include" ] && break
317 done 422 done
318 423
319 local common=$i 424 local strip_upto=$i
320 425
321 for ((i=${#src[*]}; i>common; i--)); do
322 echo -n ../
323 done
324
325 for ((i=common; i<${#dst[*]}-1; i++)); do 426 for ((i=strip_upto+1; i<${#dst[*]}-1; i++)); do
326 echo -n ${dst[i]}/ 427 echo -n ${dst[i]}/
327 done 428 done
328 429
329 echo -n ${dst[i]} 430 echo -n ${dst[i]}
330} 431}
331 432
332# Helper function for create_ml_includes 433# Helper function for create_ml_includes
333create_ml_includes-tidy_path() { 434create_ml_includes-tidy_path() {
334 local removed="${1}" 435 local removed=$1
335 436
336 if [ -n "${removed}" ]; then 437 if [ -n "${removed}" ]; then
337 # Remove multiple slashes 438 # Remove multiple slashes
338 while [ "${removed}" != "${removed/\/\//\/}" ]; do 439 while [ "${removed}" != "${removed/\/\//\/}" ]; do
339 removed=${removed/\/\//\/} 440 removed=${removed/\/\//\/}
356 # Remove trailing .. 457 # Remove trailing ..
357 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*} 458 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
358 459
359 # Remove trailing / 460 # Remove trailing /
360 [ "${removed##*/}" = "" ] && removed=${removed%/*} 461 [ "${removed##*/}" = "" ] && removed=${removed%/*}
361 462
362 echo ${removed} 463 echo ${removed}
363 fi 464 fi
364} 465}
365 466
366# Helper function for create_ml_includes 467# Helper function for create_ml_includes
367create_ml_includes-listdirs() { 468create_ml_includes-listdirs() {
368 local dirs 469 local dirs
369 local data 470 local data
370 for data in ${@}; do 471 for data in "$@"; do
371 dirs="${dirs} ${data/*:/}" 472 dirs="${dirs} ${data/*:/}"
372 done 473 done
373 echo ${dirs:1} 474 echo ${dirs:1}
374} 475}
375 476
376# Helper function for create_ml_includes 477# Helper function for create_ml_includes
377create_ml_includes-makedestdirs() { 478create_ml_includes-makedestdirs() {
378 local dest=${1} 479 local dest=$1
379 shift 480 shift
380 local basedirs=${@} 481 local basedirs=$@
482 [[ -z ${ED} ]] && local ED=${D}
381 483
382 dodir ${dest} 484 dodir ${dest}
383 485
384 local basedir 486 local basedir
385 for basedir in ${basedirs}; do 487 for basedir in ${basedirs}; do
386 local dir 488 local dir
387 for dir in $(find ${D}/${basedir} -type d); do 489 for dir in $(find "${ED}"/${basedir} -type d); do
388 dodir ${dest}/${dir/${D}\/${basedir}/} 490 dodir ${dest}/${dir/${ED}\/${basedir}/}
389 done 491 done
390 done 492 done
391} 493}
392 494
393# Helper function for create_ml_includes 495# Helper function for create_ml_includes
394create_ml_includes-allfiles() { 496create_ml_includes-allfiles() {
395 local basedirs=${@} 497 [[ -z ${ED} ]] && local ED=${D}
396
397 local basedir 498 local basedir file
398 for basedir in ${basedirs}; do 499 for basedir in "$@" ; do
399 local file
400 for file in $(find ${D}/${basedir} -type f); do 500 for file in $(find "${ED}"/${basedir} -type f); do
401 echo ${file/${D}\/${basedir}\//} 501 echo ${file/${ED}\/${basedir}\//}
402 done 502 done
403 done | sort | uniq 503 done | sort | uniq
404} 504}
405 505
406# Helper function for create_ml_includes 506# Helper function for create_ml_includes
407create_ml_includes-sym_for_dir() { 507create_ml_includes-sym_for_dir() {
408 local dir="${1}" 508 local dir=$1
409 shift 509 shift
410 local data 510 local data
411 for data in ${@}; do 511 for data in "$@"; do
412 if [ "${dir}" = "${data/*:/}" ]; then 512 if [[ ${data} == *:${dir} ]] ; then
413 echo ${data/:*/} 513 echo ${data/:*/}
414 return 0 514 return 0
415 fi 515 fi
416 done 516 done
417 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}" 517 echo "Shouldn't be here -- create_ml_includes-sym_for_dir $1 $@"
418 # exit because we'll likely be called from a subshell 518 # exit because we'll likely be called from a subshell
419 exit 1 519 exit 1
420} 520}
521
522# @FUNCTION: get_libname
523# @USAGE: [version]
524# @DESCRIPTION:
525# Returns libname with proper suffix {.so,.dylib,.dll,etc} and optionally
526# supplied version for the current platform identified by CHOST.
527#
528# Example:
529# get_libname ${PV}
530# Returns: .so.${PV} (ELF) || .${PV}.dylib (MACH) || ...
531get_libname() {
532 local libname
533 local ver=$1
534 case ${CHOST} in
535 *-cygwin|mingw*|*-mingw*) libname="dll";;
536 *-darwin*) libname="dylib";;
537 *-mint*) libname="irrelevant";;
538 hppa*-hpux*) libname="sl";;
539 *) libname="so";;
540 esac
541
542 if [[ -z $* ]] ; then
543 echo ".${libname}"
544 else
545 for ver in "$@" ; do
546 case ${CHOST} in
547 *-darwin*) echo ".${ver}.${libname}";;
548 *-mint*) echo ".${libname}";;
549 *) echo ".${libname}.${ver}";;
550 esac
551 done
552 fi
553}
554
555# @FUNCTION: get_modname
556# @USAGE:
557# @DESCRIPTION:
558# Returns modulename with proper suffix {.so,.bundle,etc} for the current
559# platform identified by CHOST.
560#
561# Example:
562# libfoo$(get_modname)
563# Returns: libfoo.so (ELF) || libfoo.bundle (MACH) || ...
564get_modname() {
565 local modname
566 local ver=$1
567 case ${CHOST} in
568 *-darwin*) modname="bundle";;
569 *) modname="so";;
570 esac
571
572 echo ".${modname}"
573}
574
575# This is for the toolchain to setup profile variables when pulling in
576# a crosscompiler (and thus they aren't set in the profile)
577multilib_env() {
578 local CTARGET=${1:-${CTARGET}}
579
580 case ${CTARGET} in
581 x86_64*)
582 export CFLAGS_x86=${CFLAGS_x86--m32}
583 export CHOST_x86=${CTARGET/x86_64/i686}
584 export CTARGET_x86=${CHOST_x86}
585 export CDEFINE_x86="__i386__"
586 if [[ ${SYMLINK_LIB} == "yes" ]] ; then
587 export LIBDIR_x86="lib32"
588 else
589 export LIBDIR_x86="lib"
590 fi
591
592 export CFLAGS_amd64=${CFLAGS_amd64--m64}
593 export CHOST_amd64=${CTARGET}
594 export CTARGET_amd64=${CHOST_amd64}
595 export CDEFINE_amd64="__x86_64__"
596 export LIBDIR_amd64="lib64"
597
598 export CFLAGS_x32=${CFLAGS_x32--mx32}
599 export CHOST_x32=${CTARGET}
600 export CTARGET_x32=${CHOST_x32}
601 export CDEFINE_x32="__i386__"
602 export LIBDIR_x32="libx32"
603
604 : ${MULTILIB_ABIS=amd64 x86}
605 : ${DEFAULT_ABI=amd64}
606 ;;
607 mips64*)
608 export CFLAGS_o32=${CFLAGS_o32--mabi=32}
609 export CHOST_o32=${CTARGET/mips64/mips}
610 export CTARGET_o32=${CHOST_o32}
611 export CDEFINE_o32="_MIPS_SIM == _ABIO32"
612 export LIBDIR_o32="lib"
613
614 export CFLAGS_n32=${CFLAGS_n32--mabi=n32}
615 export CHOST_n32=${CTARGET}
616 export CTARGET_n32=${CHOST_n32}
617 export CDEFINE_n32="_MIPS_SIM == _ABIN32"
618 export LIBDIR_n32="lib32"
619
620 export CFLAGS_n64=${CFLAGS_n64--mabi=64}
621 export CHOST_n64=${CTARGET}
622 export CTARGET_n64=${CHOST_n64}
623 export CDEFINE_n64="_MIPS_SIM == _ABI64"
624 export LIBDIR_n64="lib64"
625
626 : ${MULTILIB_ABIS=n64 n32 o32}
627 : ${DEFAULT_ABI=n32}
628 ;;
629 powerpc64*)
630 export CFLAGS_ppc=${CFLAGS_ppc--m32}
631 export CHOST_ppc=${CTARGET/powerpc64/powerpc}
632 export CTARGET_ppc=${CHOST_ppc}
633 export CDEFINE_ppc="!__powerpc64__"
634 export LIBDIR_ppc="lib"
635
636 export CFLAGS_ppc64=${CFLAGS_ppc64--m64}
637 export CHOST_ppc64=${CTARGET}
638 export CTARGET_ppc64=${CHOST_ppc64}
639 export CDEFINE_ppc64="__powerpc64__"
640 export LIBDIR_ppc64="lib64"
641
642 : ${MULTILIB_ABIS=ppc64 ppc}
643 : ${DEFAULT_ABI=ppc64}
644 ;;
645 s390x*)
646 export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo
647 export CHOST_s390=${CTARGET/s390x/s390}
648 export CTARGET_s390=${CHOST_s390}
649 export CDEFINE_s390="!__s390x__"
650 export LIBDIR_s390="lib"
651
652 export CFLAGS_s390x=${CFLAGS_s390x--m64}
653 export CHOST_s390x=${CTARGET}
654 export CTARGET_s390x=${CHOST_s390x}
655 export CDEFINE_s390x="__s390x__"
656 export LIBDIR_s390x="lib64"
657
658 : ${MULTILIB_ABIS=s390x s390}
659 : ${DEFAULT_ABI=s390x}
660 ;;
661 sparc*)
662 export CFLAGS_sparc32=${CFLAGS_sparc32}
663 export CHOST_sparc32=${CTARGET/sparc64/sparc}
664 export CTARGET_sparc32=${CHOST_sparc32}
665 export CDEFINE_sparc32="!__arch64__"
666 export LIBDIR_sparc32="lib"
667
668 export CFLAGS_sparc64=${CFLAGS_sparc64--m64}
669 export CHOST_sparc64=${CTARGET}
670 export CTARGET_sparc64=${CHOST_sparc64}
671 export CDEFINE_sparc64="__arch64__"
672 export LIBDIR_sparc64="lib64"
673
674 : ${MULTILIB_ABIS=sparc64 sparc32}
675 : ${DEFAULT_ABI=sparc64}
676 ;;
677 *)
678 : ${MULTILIB_ABIS=default}
679 : ${DEFAULT_ABI=default}
680 ;;
681 esac
682
683 export MULTILIB_ABIS DEFAULT_ABI
684}
685
686# @FUNCTION: multilib_toolchain_setup
687# @DESCRIPTION:
688# Hide multilib details here for packages which are forced to be compiled for a
689# specific ABI when run on another ABI (like x86-specific packages on amd64)
690multilib_toolchain_setup() {
691 local v vv
692
693 export ABI=$1
694
695 # First restore any saved state we have laying around.
696 if [[ ${__DEFAULT_ABI_SAVED} == "true" ]] ; then
697 for v in CHOST CBUILD AS CC CXX LD ; do
698 vv="__abi_saved_${v}"
699 export ${v}="${!vv}"
700 unset ${vv}
701 done
702 unset __DEFAULT_ABI_SAVED
703 fi
704
705 # We want to avoid the behind-the-back magic of gcc-config as it
706 # screws up ccache and distcc. See #196243 for more info.
707 if [[ ${ABI} != ${DEFAULT_ABI} ]] ; then
708 # Back that multilib-ass up so we can restore it later
709 for v in CHOST CBUILD AS CC CXX LD ; do
710 export __abi_saved_${v}="${!v}"
711 done
712 export __DEFAULT_ABI_SAVED="true"
713
714 # Set the CHOST native first so that we pick up the native
715 # toolchain and not a cross-compiler by accident #202811.
716 export CHOST=$(get_abi_CHOST ${DEFAULT_ABI})
717 export AS="$(tc-getAS) $(get_abi_ASFLAGS)"
718 export CC="$(tc-getCC) $(get_abi_CFLAGS)"
719 export CXX="$(tc-getCXX) $(get_abi_CFLAGS)"
720 export LD="$(tc-getLD) $(get_abi_LDFLAGS)"
721 export CHOST=$(get_abi_CHOST $1)
722 export CBUILD=$(get_abi_CHOST $1)
723 fi
724}

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