/[gentoo-x86]/eclass/multilib.eclass
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1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2004 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 1.25 2005/03/08 11:55:55 eradicator Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/multilib.eclass,v 1.31 2005/08/08 20:07:43 kito Exp $
4# 4#
5# Author: Jeremy Huddleston <eradicator@gentoo.org> 5# Author: Jeremy Huddleston <eradicator@gentoo.org>
6# 6#
7# This eclass is for all functions pertaining to handling multilib. 7# This eclass is for all functions pertaining to handling multilib.
8# configurations. 8# configurations.
9 9
10ECLASS=multilib
11INHERITED="$INHERITED $ECLASS"
12 10
13DESCRIPTION="Based on the ${ECLASS} eclass" 11DESCRIPTION="Based on the ${ECLASS} eclass"
14 12
15# has_multilib_profile: 13# has_multilib_profile:
16# Return true if the current profile is a multilib profile and lists more than 14# Return true if the current profile is a multilib profile and lists more than
83# Ideas for this code came from debian's sparc-linux headers package. 81# Ideas for this code came from debian's sparc-linux headers package.
84# 82#
85# Example: 83# Example:
86# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64 84# create_ml_includes /usr/include/asm __sparc__:/usr/include/asm-sparc __sparc64__:/usr/include/asm-sparc64
87# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64 85# create_ml_includes /usr/include/asm __i386__:/usr/include/asm-i386 __x86_64__:/usr/include/asm-x86_64
86
87# get_libname [version]
88# returns libname with proper suffix {.so,.dylib} and optionally supplied version
89# for ELF/MACH-O shared objects
90#
91# Example:
92# get_libname libfoo ${PV}
93# Returns: libfoo.so.${PV} (ELF) || libfoo.${PV}.dylib (MACH)
88 94
89### END DOCUMENTATION ### 95### END DOCUMENTATION ###
90 96
91# Defaults: 97# Defaults:
92export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} 98export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"}
173get_abi_var() { 179get_abi_var() {
174 local flag=${1} 180 local flag=${1}
175 local abi 181 local abi
176 if [ $# -gt 1 ]; then 182 if [ $# -gt 1 ]; then
177 abi=${2} 183 abi=${2}
184 elif [ -n "${ABI}" ]; then
185 abi=${ABI}
178 elif [ -n "${DEFAULT_ABI}" ]; then 186 elif [ -n "${DEFAULT_ABI}" ]; then
179 abi=${DEFAULT_ABI} 187 abi=${DEFAULT_ABI}
180 else 188 else
181 abi="default" 189 abi="default"
182 fi 190 fi
190get_abi_CHOST() { get_abi_var CHOST "${@}"; } 198get_abi_CHOST() { get_abi_var CHOST "${@}"; }
191get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "${@}"; } 199get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "${@}"; }
192get_abi_CDEFINE() { get_abi_var CDEFINE "${@}"; } 200get_abi_CDEFINE() { get_abi_var CDEFINE "${@}"; }
193get_abi_LIBDIR() { get_abi_var LIBDIR "${@}"; } 201get_abi_LIBDIR() { get_abi_var LIBDIR "${@}"; }
194 202
195# Return a list of the ABIs we want to install for with 203# Return a list of the ABIs we want to install for with
196# the last one in the list being the default. 204# the last one in the list being the default.
197get_install_abis() { 205get_install_abis() {
198 local order="" 206 local order=""
199 207
200 if [ -z "${MULTILIB_ABIS}" ]; then 208 if [ -z "${MULTILIB_ABIS}" ]; then
201 echo "default" 209 echo "default"
202 return 0 210 return 0
203 fi 211 fi
204 212
205 if hasq multilib-pkg-force ${RESTRICT} || 213 if hasq multilib-pkg-force ${RESTRICT} ||
206 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then 214 { hasq multilib-pkg ${FEATURES} && hasq multilib-pkg ${RESTRICT}; }; then
207 for x in ${MULTILIB_ABIS}; do 215 for x in ${MULTILIB_ABIS}; do
208 if [ "${x}" != "${DEFAULT_ABI}" ]; then 216 if [ "${x}" != "${DEFAULT_ABI}" ]; then
209 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}" 217 hasq ${x} ${ABI_DENY} || ordera="${ordera} ${x}"
210 fi 218 fi
401 if [[ ${sym::1} == "!" ]]; then 409 if [[ ${sym::1} == "!" ]]; then
402 echo "#ifndef ${sym:1}" 410 echo "#ifndef ${sym:1}"
403 else 411 else
404 echo "#ifdef ${sym}" 412 echo "#ifdef ${sym}"
405 fi 413 fi
406 echo "#include \"$(create_ml_includes-relative_between ${dest}/$(dirname ${file}) ${dir}/${file})\"" 414 echo "#include <$(create_ml_includes-absolute ${dir}/${file})>"
407 echo "#endif /* ${sym} */" 415 echo "#endif /* ${sym} */"
408 echo "" 416 echo ""
409 fi 417 fi
410 done 418 done
411 419
413 } > ${D}/${dest}/${file} 421 } > ${D}/${dest}/${file}
414 done 422 done
415} 423}
416 424
417# Helper function for create_ml_includes 425# Helper function for create_ml_includes
418create_ml_includes-relative_between() { 426create_ml_includes-absolute() {
419 local src="$(create_ml_includes-tidy_path ${1})"
420 local dst="$(create_ml_includes-tidy_path ${2})" 427 local dst="$(create_ml_includes-tidy_path ${1})"
421 428
422 src=(${src//\// })
423 dst=(${dst//\// }) 429 dst=(${dst//\// })
424 430
425 local i 431 local i
426 for ((i=0; i<${#src[*]}; i++)); do 432 for ((i=0; i<${#dst[*]}; i++)); do
427 [ "${dst[i]}" != "${src[i]}" ] && break 433 [ "${dst[i]}" == "include" ] && break
428 done 434 done
429 435
430 local common=$i 436 local strip_upto=$i
431 437
432 for ((i=${#src[*]}; i>common; i--)); do
433 echo -n ../
434 done
435
436 for ((i=common; i<${#dst[*]}-1; i++)); do 438 for ((i=strip_upto+1; i<${#dst[*]}-1; i++)); do
437 echo -n ${dst[i]}/ 439 echo -n ${dst[i]}/
438 done 440 done
439 441
440 echo -n ${dst[i]} 442 echo -n ${dst[i]}
441} 443}
467 # Remove trailing .. 469 # Remove trailing ..
468 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*} 470 [ "${removed##*/}" = ".." ] && removed=${removed%/*/*}
469 471
470 # Remove trailing / 472 # Remove trailing /
471 [ "${removed##*/}" = "" ] && removed=${removed%/*} 473 [ "${removed##*/}" = "" ] && removed=${removed%/*}
472 474
473 echo ${removed} 475 echo ${removed}
474 fi 476 fi
475} 477}
476 478
477# Helper function for create_ml_includes 479# Helper function for create_ml_includes
527 done 529 done
528 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}" 530 echo "Shouldn't be here -- create_ml_includes-sym_for_dir ${1} ${@}"
529 # exit because we'll likely be called from a subshell 531 # exit because we'll likely be called from a subshell
530 exit 1 532 exit 1
531} 533}
534
535get_libname() {
536 local ver=$1
537 if use userland_Darwin ; then
538 if [ -z ${ver} ] ; then
539 echo ".dylib"
540 else
541 echo ".${ver}.dylib"
542 fi
543 else
544 if [ -z ${ver} ] ; then
545 echo ".so"
546 else
547 echo ".so.${ver}"
548 fi
549 fi
550}
551

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