/[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 1.10 2011/09/12 19:11:20 reavertm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools-utils.eclass,v 1.23 2011/09/18 21:03:59 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>
56# "${FILESDIR}/${P}-unbundle_libpng.patch" 56# "${FILESDIR}/${P}-unbundle_libpng.patch"
57# ) 57# )
58# 58#
59# src_configure() { 59# src_configure() {
60# local myeconfargs=( 60# local myeconfargs=(
61# $(use_enable debug)
61# $(use_with qt4) 62# $(use_with qt4)
62# $(use_enable threads multithreading) 63# $(use_enable threads multithreading)
63# $(use_with tiff) 64# $(use_with tiff)
64# ) 65# )
65# autotools-utils_src_configure 66# autotools-utils_src_configure
86case ${EAPI:-0} in 87case ${EAPI:-0} in
87 2|3|4) ;; 88 2|3|4) ;;
88 *) die "EAPI=${EAPI} is not supported" ;; 89 *) die "EAPI=${EAPI} is not supported" ;;
89esac 90esac
90 91
91inherit autotools base 92inherit autotools base eutils
92 93
93EXPORT_FUNCTIONS src_prepare src_configure src_compile src_install src_test 94EXPORT_FUNCTIONS src_prepare src_configure src_compile src_install src_test
94 95
95# @ECLASS-VARIABLE: AUTOTOOLS_BUILD_DIR 96# @ECLASS-VARIABLE: AUTOTOOLS_BUILD_DIR
96# @DESCRIPTION: 97# @DESCRIPTION:
130 fi 131 fi
131 echo ">>> Working in BUILD_DIR: \"$AUTOTOOLS_BUILD_DIR\"" 132 echo ">>> Working in BUILD_DIR: \"$AUTOTOOLS_BUILD_DIR\""
132} 133}
133 134
134# @FUNCTION: remove_libtool_files 135# @FUNCTION: remove_libtool_files
135# @USAGE: [all|none] 136# @USAGE: [all]
136# @DESCRIPTION: 137# @DESCRIPTION:
137# Determines unnecessary libtool files (.la) and libtool static archives (.a) 138# Determines unnecessary libtool files (.la) and libtool static archives (.a)
138# and removes them from installation image. 139# and removes them from installation image.
140#
139# To unconditionally remove all libtool files, pass 'all' as argument. 141# To unconditionally remove all libtool files, pass 'all' as argument.
140# To leave all libtool files alone, pass 'none' as argument. 142# Otherwise, libtool archives required for static linking will be preserved.
141# Unnecessary static archives are removed in any case.
142# 143#
143# In most cases it's not necessary to manually invoke this function. 144# In most cases it's not necessary to manually invoke this function.
144# See autotools-utils_src_install for reference. 145# See autotools-utils_src_install for reference.
145remove_libtool_files() { 146remove_libtool_files() {
146 debug-print-function ${FUNCNAME} "$@" 147 debug-print-function ${FUNCNAME} "$@"
148 local removing_all
149 [[ ${#} -le 1 ]] || die "Invalid number of args to ${FUNCNAME}()"
150 if [[ ${#} -eq 1 ]]; then
151 case "${1}" in
152 all)
153 removing_all=1
154 ;;
155 *)
156 die "Invalid argument to ${FUNCNAME}(): ${1}"
157 esac
158 fi
159
160 local pc_libs=()
161 if [[ ! ${removing_all} ]]; then
162 local arg
163 for arg in $(find "${D}" -name '*.pc' -exec \
164 sed -n -e 's;^Libs:;;p' {} +); do
165 [[ ${arg} == -l* ]] && pc_libs+=(lib${arg#-l}.la)
166 done
167 fi
147 168
148 local f 169 local f
149 for f in $(find "${D}" -type f -name '*.la'); do 170 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}") 171 local shouldnotlink=$(sed -ne '/^shouldnotlink=yes$/p' "${f}")
172 local archivefile=${f/%.la/.a}
173 [[ "${f}" != "${archivefile}" ]] || die 'regex sanity check failed'
174
175 # Remove static libs we're not supposed to link against.
152 if [[ "$1" == 'all' || -z ${shouldnotlink} ]]; then 176 if [[ ${shouldnotlink} ]]; then
153 if [[ "$1" != 'none' ]]; then 177 einfo "Removing unnecessary ${archivefile#${D%/}}"
154 echo "Removing unnecessary ${f}" 178 rm -f "${archivefile}" || die
155 rm -f "${f}" 179 # The .la file may be used by a module loader, so avoid removing it
156 fi 180 # unless explicitly requested.
181 [[ ${removing_all} ]] || continue
157 fi 182 fi
158 # Remove static libs we're not supposed to link against 183
159 if [[ -n ${shouldnotlink} ]]; then 184 # Remove .la files when:
160 local remove=${f/%.la/.a} 185 # - user explicitly wants us to remove all .la files,
161 [[ "${f}" != "${remove}" ]] || die 'regex sanity check failed' 186 # - respective static archive doesn't exist,
187 # - they are covered by a .pc file already,
188 # - they don't provide any new information (no libs & no flags).
189 local removing
190 if [[ ${removing_all} ]]; then removing='forced'
191 elif [[ ! -f ${archivefile} ]]; then removing='no static archive'
192 elif has "$(basename "${f}")" "${pc_libs[@]}"; then
193 removing='covered by .pc'
194 elif [[ ! $(sed -n -e \
195 "s/^\(dependency_libs\|inherited_linker_flags\)='\(.*\)'$/\2/p" \
196 "${f}") ]]; then removing='no libs & flags'
197 fi
198
199 if [[ ${removing} ]]; then
162 echo "Removing unnecessary ${remove}" 200 einfo "Removing unnecessary ${f#${D%/}} (${removing})"
163 rm -f "${remove}" 201 rm -f "${f}" || die
164 fi 202 fi
165 done 203 done
166} 204}
167 205
168# @FUNCTION: autotools-utils_src_prepare 206# @FUNCTION: autotools-utils_src_prepare
181# The src_configure function. For out of source build it creates build 219# The src_configure function. For out of source build it creates build
182# directory and runs econf there. Configuration parameters defined 220# directory and runs econf there. Configuration parameters defined
183# in myeconfargs are passed here to econf. Additionally following USE 221# in myeconfargs are passed here to econf. Additionally following USE
184# flags are known: 222# flags are known:
185# 223#
186# IUSE="debug" passes --disable-debug/--enable-debug to econf respectively.
187#
188# IUSE="static-libs" passes --enable-shared and either --disable-static/--enable-static 224# IUSE="static-libs" passes --enable-shared and either --disable-static/--enable-static
189# to econf respectively. 225# to econf respectively.
190autotools-utils_src_configure() { 226autotools-utils_src_configure() {
191 debug-print-function ${FUNCNAME} "$@" 227 debug-print-function ${FUNCNAME} "$@"
192 228
229 [[ -z ${myeconfargs+1} || $(declare -p myeconfargs) == 'declare -a'* ]] \
230 || die 'autotools-utils.eclass: myeconfargs has to be an array.'
231
193 # Common args 232 # Common args
194 local econfargs=() 233 local econfargs=()
195 234
196 # Handle debug found in IUSE 235 # Handle debug found in IUSE
197 if has debug ${IUSE//+}; then 236 if has debug ${IUSE//+}; then
198 econfargs+=($(use_enable debug)) 237 local debugarg=$(use_enable debug)
238 if ! has "${debugarg}" "${myeconfargs[@]}"; then
239 eqawarn 'Implicit $(use_enable debug) for IUSE="debug" is no longer supported.'
240 eqawarn 'Please add the necessary arg to myeconfargs if requested.'
241 eqawarn 'The autotools-utils eclass will stop warning about it on Oct 15th.'
242 fi
199 fi 243 fi
200 244
201 # Handle static-libs found in IUSE, disable them by default 245 # Handle static-libs found in IUSE, disable them by default
202 if has static-libs ${IUSE//+}; then 246 if has static-libs ${IUSE//+}; then
203 econfargs+=( 247 econfargs+=(
243 pushd "${AUTOTOOLS_BUILD_DIR}" > /dev/null 287 pushd "${AUTOTOOLS_BUILD_DIR}" > /dev/null
244 base_src_install "$@" 288 base_src_install "$@"
245 popd > /dev/null 289 popd > /dev/null
246 290
247 # Remove libtool files and unnecessary static libs 291 # 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} 292 remove_libtool_files
251} 293}
252 294
253# @FUNCTION: autotools-utils_src_test 295# @FUNCTION: autotools-utils_src_test
254# @DESCRIPTION: 296# @DESCRIPTION:
255# The autotools src_test function. Runs emake check in build directory. 297# The autotools src_test function. Runs emake check in build directory.

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