/[gentoo-x86]/eclass/autotools-utils.eclass
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1# Copyright 1999-2010 Gentoo Foundation 1# Copyright 1999-2010 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/autotools-utils.eclass,v 1.8 2011/01/31 14:09:01 scarabeus Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools-utils.eclass,v 1.18 2011/09/16 15:38:26 mgorny Exp $
4 4
5# @ECLASS: autotools-utils.eclass 5# @ECLASS: autotools-utils.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# Maciej Mrozowski <reavertm@gentoo.org> 7# Maciej Mrozowski <reavertm@gentoo.org>
8# Michał Górny <mgorny@gentoo.org>
8# @BLURB: common ebuild functions for autotools-based packages 9# @BLURB: common ebuild functions for autotools-based packages
9# @DESCRIPTION: 10# @DESCRIPTION:
10# autotools-utils.eclass is autotools.eclass(5) and base.eclass(5) wrapper 11# autotools-utils.eclass is autotools.eclass(5) and base.eclass(5) wrapper
11# providing all inherited features along with econf arguments as Bash array, 12# providing all inherited features along with econf arguments as Bash array,
12# out of source build with overridable build dir location, static archives 13# out of source build with overridable build dir location, static archives
129 fi 130 fi
130 echo ">>> Working in BUILD_DIR: \"$AUTOTOOLS_BUILD_DIR\"" 131 echo ">>> Working in BUILD_DIR: \"$AUTOTOOLS_BUILD_DIR\""
131} 132}
132 133
133# @FUNCTION: remove_libtool_files 134# @FUNCTION: remove_libtool_files
134# @USAGE: [all|none] 135# @USAGE: [all]
135# @DESCRIPTION: 136# @DESCRIPTION:
136# Determines unnecessary libtool files (.la) and libtool static archives (.a) 137# Determines unnecessary libtool files (.la) and libtool static archives (.a)
137# and removes them from installation image. 138# and removes them from installation image.
139#
138# To unconditionally remove all libtool files, pass 'all' as argument. 140# To unconditionally remove all libtool files, pass 'all' as argument.
139# To leave all libtool files alone, pass 'none' as argument. 141# Otherwise, libtool archives required for static linking will be preserved.
140# Unnecessary static archives are removed in any case.
141# 142#
142# In most cases it's not necessary to manually invoke this function. 143# In most cases it's not necessary to manually invoke this function.
143# See autotools-utils_src_install for reference. 144# See autotools-utils_src_install for reference.
144remove_libtool_files() { 145remove_libtool_files() {
145 debug-print-function ${FUNCNAME} "$@" 146 debug-print-function ${FUNCNAME} "$@"
147 local removing_all
148 [[ ${#} -le 1 ]] || die "Invalid number of args to ${FUNCNAME}()"
149 if [[ ${#} -eq 1 ]]; then
150 case "${1}" in
151 all)
152 removing_all=1
153 ;;
154 *)
155 die "Invalid argument to ${FUNCNAME}(): ${1}"
156 esac
157 fi
146 158
147 local f 159 local f
148 for f in $(find "${D}" -type f -name '*.la'); do 160 find "${D}" -type f -name '*.la' -print0 | while read -r -d '' f; do
149 # Keep only .la files with shouldnotlink=yes - likely plugins
150 local shouldnotlink=$(sed -ne '/^shouldnotlink=yes$/p' "${f}") 161 local shouldnotlink=$(sed -ne '/^shouldnotlink=yes$/p' "${f}")
162 local archivefile=${f/%.la/.a}
163 [[ "${f}" != "${archivefile}" ]] || die 'regex sanity check failed'
164
165 # Remove static libs we're not supposed to link against.
151 if [[ "$1" == 'all' || -z ${shouldnotlink} ]]; then 166 if [[ ${shouldnotlink} ]]; then
152 if [[ "$1" != 'none' ]]; then 167 einfo "Removing unnecessary ${archivefile#${D%/}}"
153 echo "Removing unnecessary ${f}" 168 rm -f "${archivefile}" || die
154 rm -f "${f}" 169 # The .la file may be used by a module loader, so avoid removing it
155 fi 170 # unless explicitly requested.
171 [[ ${removing_all} ]] || continue
156 fi 172 fi
157 # Remove static libs we're not supposed to link against 173
158 if [[ -n ${shouldnotlink} ]]; then 174 # Remove .la files when:
159 local remove=${f/%.la/.a} 175 # - user explicitly wants us to remove all .la files,
160 [[ "${f}" != "${remove}" ]] || die 'regex sanity check failed' 176 # - respective static archive doesn't exist,
177 # - they don't provide any new information (no libs & no flags).
178 local removing
179 if [[ ${removing_all} ]]; then removing=1
180 elif [[ ! -f ${archivefile} ]]; then removing=1
181 elif [[ ! $(sed -n -e \
182 "s/^\(dependency_libs\|inherited_linker_flags\)='\(.*\)'$/\2/p" \
183 "${f}") ]]; then removing=1
184 fi
185
186 if [[ ${removing} ]]; then
161 echo "Removing unnecessary ${remove}" 187 einfo "Removing unnecessary ${f#${D%/}}"
162 rm -f "${remove}" 188 rm -f "${f}" || die
163 fi 189 fi
164 done 190 done
165} 191}
166 192
167# @FUNCTION: autotools-utils_src_prepare 193# @FUNCTION: autotools-utils_src_prepare
238autotools-utils_src_install() { 264autotools-utils_src_install() {
239 debug-print-function ${FUNCNAME} "$@" 265 debug-print-function ${FUNCNAME} "$@"
240 266
241 _check_build_dir 267 _check_build_dir
242 pushd "${AUTOTOOLS_BUILD_DIR}" > /dev/null 268 pushd "${AUTOTOOLS_BUILD_DIR}" > /dev/null
243 base_src_install 269 base_src_install "$@"
244 popd > /dev/null 270 popd > /dev/null
245 271
246 # Remove libtool files and unnecessary static libs 272 # Remove libtool files and unnecessary static libs
247 local args
248 has static-libs ${IUSE//+} && ! use static-libs || args='none'
249 remove_libtool_files ${args} 273 remove_libtool_files
250} 274}
251 275
252# @FUNCTION: autotools-utils_src_test 276# @FUNCTION: autotools-utils_src_test
253# @DESCRIPTION: 277# @DESCRIPTION:
254# The autotools src_test function. Runs emake check in build directory. 278# The autotools src_test function. Runs emake check in build directory.

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