/[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 1.12 2011/09/16 15:20:03 mgorny Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools-utils.eclass,v 1.19 2011/09/16 15:38:40 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# Michał Górny <mgorny@gentoo.org>
130 fi 130 fi
131 echo ">>> Working in BUILD_DIR: \"$AUTOTOOLS_BUILD_DIR\"" 131 echo ">>> Working in BUILD_DIR: \"$AUTOTOOLS_BUILD_DIR\""
132} 132}
133 133
134# @FUNCTION: remove_libtool_files 134# @FUNCTION: remove_libtool_files
135# @USAGE: [all|none] 135# @USAGE: [all]
136# @DESCRIPTION: 136# @DESCRIPTION:
137# Determines unnecessary libtool files (.la) and libtool static archives (.a) 137# Determines unnecessary libtool files (.la) and libtool static archives (.a)
138# and removes them from installation image. 138# and removes them from installation image.
139#
139# To unconditionally remove all libtool files, pass 'all' as argument. 140# To unconditionally remove all libtool files, pass 'all' as argument.
140# To leave all libtool files alone, pass 'none' as argument. 141# Otherwise, libtool archives required for static linking will be preserved.
141# Unnecessary static archives are removed in any case.
142# 142#
143# 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.
144# See autotools-utils_src_install for reference. 144# See autotools-utils_src_install for reference.
145remove_libtool_files() { 145remove_libtool_files() {
146 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
158
159 local pc_libs=()
160 if [[ ! ${removing_all} ]]; then
161 local arg
162 for arg in $(find "${D}" -name '*.pc' -exec \
163 sed -n -e 's;^Libs:;;p' {} +); do
164 [[ ${arg} == -l* ]] && pc_libs+=(lib${arg#-l}.la)
165 done
166 fi
147 167
148 local f 168 local f
149 find "${D}" -type f -name '*.la' -print0 | while read -r -d '' f; do 169 find "${D}" -type f -name '*.la' -print0 | while read -r -d '' f; do
150 # Keep only .la files with shouldnotlink=yes - likely plugins
151 local shouldnotlink=$(sed -ne '/^shouldnotlink=yes$/p' "${f}") 170 local shouldnotlink=$(sed -ne '/^shouldnotlink=yes$/p' "${f}")
171 local archivefile=${f/%.la/.a}
172 [[ "${f}" != "${archivefile}" ]] || die 'regex sanity check failed'
173
174 # Remove static libs we're not supposed to link against.
152 if [[ "$1" == 'all' || -z ${shouldnotlink} ]]; then 175 if [[ ${shouldnotlink} ]]; then
153 if [[ "$1" != 'none' ]]; then
154 einfo "Removing unnecessary ${f}" 176 einfo "Removing unnecessary ${archivefile#${D%/}}"
155 rm -f "${f}" 177 rm -f "${archivefile}" || die
156 fi 178 # The .la file may be used by a module loader, so avoid removing it
179 # unless explicitly requested.
180 [[ ${removing_all} ]] || continue
157 fi 181 fi
158 # Remove static libs we're not supposed to link against 182
159 if [[ -n ${shouldnotlink} ]]; then 183 # Remove .la files when:
160 local remove=${f/%.la/.a} 184 # - user explicitly wants us to remove all .la files,
161 [[ "${f}" != "${remove}" ]] || die 'regex sanity check failed' 185 # - respective static archive doesn't exist,
186 # - they are covered by a .pc file already,
187 # - they don't provide any new information (no libs & no flags).
188 local removing
189 if [[ ${removing_all} ]]; then removing=1
190 elif [[ ! -f ${archivefile} ]]; then removing=1
191 elif has "$(basename "${f}")" "${pc_libs[@]}"; then removing=1
192 elif [[ ! $(sed -n -e \
193 "s/^\(dependency_libs\|inherited_linker_flags\)='\(.*\)'$/\2/p" \
194 "${f}") ]]; then removing=1
195 fi
196
197 if [[ ${removing} ]]; then
162 einfo "Removing unnecessary ${remove}" 198 einfo "Removing unnecessary ${f#${D%/}}"
163 rm -f "${remove}" 199 rm -f "${f}" || die
164 fi 200 fi
165 done 201 done
166} 202}
167 203
168# @FUNCTION: autotools-utils_src_prepare 204# @FUNCTION: autotools-utils_src_prepare
243 pushd "${AUTOTOOLS_BUILD_DIR}" > /dev/null 279 pushd "${AUTOTOOLS_BUILD_DIR}" > /dev/null
244 base_src_install "$@" 280 base_src_install "$@"
245 popd > /dev/null 281 popd > /dev/null
246 282
247 # Remove libtool files and unnecessary static libs 283 # Remove libtool files and unnecessary static libs
248 local args
249 has static-libs ${IUSE//+} && ! use static-libs || args='none'
250 remove_libtool_files ${args} 284 remove_libtool_files
251} 285}
252 286
253# @FUNCTION: autotools-utils_src_test 287# @FUNCTION: autotools-utils_src_test
254# @DESCRIPTION: 288# @DESCRIPTION:
255# The autotools src_test function. Runs emake check in build directory. 289# The autotools src_test function. Runs emake check in build directory.

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