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Revision 1.64 Revision 1.120
1# Copyright 1999-2007 Gentoo Foundation 1# Copyright 1999-2012 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.eclass,v 1.64 2007/01/19 23:39:29 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.120 2012/02/13 17:21:44 vapier Exp $
4# 4
5# Author: Diego Pettenò <flameeyes@gentoo.org> 5# @ECLASS: autotools.eclass
6# Enhancements: Martin Schlemmer <azarah@gentoo.org> 6# @MAINTAINER:
7# 7# base-system@gentoo.org
8# @BLURB: Regenerates auto* build scripts
9# @DESCRIPTION:
8# This eclass is for handling autotooled software packages that 10# This eclass is for safely handling autotooled software packages that need to
9# needs to regenerate their build scripts. 11# regenerate their build scripts. All functions will abort in case of errors.
10# 12
11# NB: If you add anything, please comment it! 13# Note: We require GNU m4, as does autoconf. So feel free to use any features
14# from the GNU version of m4 without worrying about other variants (i.e. BSD).
15
16if [[ ${___ECLASS_ONCE_AUTOTOOLS} != "recur -_+^+_- spank" ]] ; then
17___ECLASS_ONCE_AUTOTOOLS="recur -_+^+_- spank"
12 18
13inherit eutils libtool 19inherit eutils libtool
14 20
15[[ -z ${WANT_AUTOCONF} ]] && WANT_AUTOCONF="latest" 21# @ECLASS-VARIABLE: WANT_AUTOCONF
16[[ -z ${WANT_AUTOMAKE} ]] && WANT_AUTOMAKE="latest" 22# @DESCRIPTION:
23# The major version of autoconf your package needs
24: ${WANT_AUTOCONF:=latest}
25
26# @ECLASS-VARIABLE: WANT_AUTOMAKE
27# @DESCRIPTION:
28# The major version of automake your package needs
29: ${WANT_AUTOMAKE:=latest}
30
31# @ECLASS-VARIABLE: WANT_LIBTOOL
32# @DESCRIPTION:
33# Do you want libtool? Valid values here are "latest" and "none".
34: ${WANT_LIBTOOL:=latest}
35
36# @ECLASS-VARIABLE: _LATEST_AUTOMAKE
37# @INTERNAL
38# @DESCRIPTION:
39# CONSTANT!
40# The latest major version/slot of automake available on each arch.
41# If a newer version is stable on any arch, and is NOT reflected in this list,
42# then circular dependencies may arise during emerge @system bootstraps.
43# Do NOT change this variable in your ebuilds!
44_LATEST_AUTOMAKE='1.11'
17 45
18_automake_atom="sys-devel/automake" 46_automake_atom="sys-devel/automake"
19_autoconf_atom="sys-devel/autoconf" 47_autoconf_atom="sys-devel/autoconf"
20if [[ -n ${WANT_AUTOMAKE} ]]; then 48if [[ -n ${WANT_AUTOMAKE} ]]; then
21 case ${WANT_AUTOMAKE} in 49 case ${WANT_AUTOMAKE} in
22 # workaround while we have different versions of automake in arch and ~arch
23 none) _automake_atom="" ;; # some packages don't require automake at all 50 none) _automake_atom="" ;; # some packages don't require automake at all
24 latest) _automake_atom="=sys-devel/automake-1.10*" ;; 51 # if you change the "latest" version here, change also autotools_run_tool
52 # this MUST reflect the latest stable major version for each arch!
53 latest) _automake_atom="|| ( `printf '=sys-devel/automake-%s* ' ${_LATEST_AUTOMAKE}` )" ;;
25 *) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*" ;; 54 *) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*" ;;
26 esac 55 esac
27 [[ ${WANT_AUTOMAKE} == "latest" ]] && WANT_AUTOMAKE="1.10"
28 export WANT_AUTOMAKE 56 export WANT_AUTOMAKE
29fi 57fi
30 58
31if [[ -n ${WANT_AUTOCONF} ]] ; then 59if [[ -n ${WANT_AUTOCONF} ]] ; then
32 case ${WANT_AUTOCONF} in 60 case ${WANT_AUTOCONF} in
61 none) _autoconf_atom="" ;; # some packages don't require autoconf at all
33 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;; 62 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
63 # if you change the "latest" version here, change also autotools_env_setup
34 latest | 2.5) _autoconf_atom=">=sys-devel/autoconf-2.59" ;; 64 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.61" ;;
65 *) die "Invalid WANT_AUTOCONF value '${WANT_AUTOCONF}'" ;;
35 esac 66 esac
36 [[ ${WANT_AUTOCONF} == "latest" ]] && WANT_AUTOCONF="2.5"
37 export WANT_AUTOCONF 67 export WANT_AUTOCONF
38fi 68fi
39DEPEND="${_automake_atom} 69
40 ${_autoconf_atom} 70_libtool_atom="sys-devel/libtool"
41 sys-devel/libtool" 71if [[ -n ${WANT_LIBTOOL} ]] ; then
72 case ${WANT_LIBTOOL} in
73 none) _libtool_atom="" ;;
74 latest) ;;
75 *) die "Invalid WANT_LIBTOOL value '${WANT_LIBTOOL}'" ;;
76 esac
77 export WANT_LIBTOOL
78fi
79
80AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom} ${_libtool_atom}"
42RDEPEND="" 81RDEPEND=""
82
83# @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND
84# @DESCRIPTION:
85# Set to 'no' to disable automatically adding to DEPEND. This lets
86# ebuilds former conditional depends by using ${AUTOTOOLS_DEPEND} in
87# their own DEPEND string.
88: ${AUTOTOOLS_AUTO_DEPEND:=yes}
89if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
90 DEPEND=${AUTOTOOLS_DEPEND}
91fi
92
43unset _automake_atom _autoconf_atom 93unset _automake_atom _autoconf_atom
44 94
45# Variables: 95# @ECLASS-VARIABLE: AM_OPTS
46# 96# @DEFAULT_UNSET
47# AT_M4DIR - Additional director(y|ies) aclocal should search 97# @DESCRIPTION:
48# AM_OPTS - Additional options to pass to automake during 98# Additional options to pass to automake during
49# eautoreconf call. 99# eautoreconf call.
100
101# @ECLASS-VARIABLE: AT_NOELIBTOOLIZE
102# @DEFAULT_UNSET
103# @DESCRIPTION:
50# AT_NOELIBTOOLIZE - Don't run elibtoolize command if set to 'yes', 104# Don't run elibtoolize command if set to 'yes',
51# useful when elibtoolize needs to be ran with 105# useful when elibtoolize needs to be ran with
52# particular options 106# particular options
53 107
54# Functions: 108# @ECLASS-VARIABLE: AT_M4DIR
55# 109# @DESCRIPTION:
56# eautoreconf() - Should do a full autoreconf - normally what most people 110# Additional director(y|ies) aclocal should search
57# will be interested in. Also should handle additional 111: ${AT_M4DIR:=}
58# directories specified by AC_CONFIG_SUBDIRS.
59# eaclocal() - Runs aclocal. Respects AT_M4DIR for additional directories
60# to search for macro's.
61# _elibtoolize() - Runs libtoolize. Note the '_' prefix .. to not collide
62# with elibtoolize() from libtool.eclass
63# eautoconf - Runs autoconf.
64# eautoheader - Runs autoheader.
65# eautomake - Runs automake
66#
67 112
68# XXX: M4DIR should be depreciated 113# @ECLASS-VARIABLE: AT_SYS_M4DIR
69AT_M4DIR=${AT_M4DIR:-${M4DIR}} 114# @INTERNAL
70AT_GNUCONF_UPDATE="no" 115# @DESCRIPTION:
116# For system integrators, a list of additional aclocal search paths.
117# This variable gets eval-ed, so you can use variables in the definition
118# that may not be valid until eautoreconf & friends are run.
119: ${AT_SYS_M4DIR:=}
71 120
72 121# @FUNCTION: eautoreconf
122# @DESCRIPTION:
73# This function mimes the behavior of autoreconf, but uses the different 123# This function mimes the behavior of autoreconf, but uses the different
74# eauto* functions to run the tools. It doesn't accept parameters, but 124# eauto* functions to run the tools. It doesn't accept parameters, but
75# the directory with include files can be specified with AT_M4DIR variable. 125# the directory with include files can be specified with AT_M4DIR variable.
126#
127# Should do a full autoreconf - normally what most people will be interested in.
128# Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
76eautoreconf() { 129eautoreconf() {
77 local pwd=$(pwd) x auxdir 130 local x auxdir g
78 131
79 if [[ -z ${AT_NO_RECURSIVE} ]]; then 132 if [[ -z ${AT_NO_RECURSIVE} ]]; then
80 # Take care of subdirs 133 # Take care of subdirs
81 for x in $(autotools_get_subdirs); do 134 for x in $(autotools_get_subdirs); do
82 if [[ -d ${x} ]] ; then 135 if [[ -d ${x} ]] ; then
83 cd "${x}" 136 pushd "${x}" >/dev/null
84 AT_NOELIBTOOLIZE="yes" eautoreconf 137 AT_NOELIBTOOLIZE="yes" eautoreconf
85 cd "${pwd}" 138 popd >/dev/null
86 fi 139 fi
87 done 140 done
88 fi 141 fi
89 142
90 auxdir=$(autotools_get_auxdir) 143 auxdir=$(autotools_get_auxdir)
91 144
92 einfo "Running eautoreconf in '$(pwd)' ..." 145 einfo "Running eautoreconf in '${PWD}' ..."
93 [[ -n ${auxdir} ]] && mkdir -p ${auxdir} 146 [[ -n ${auxdir} ]] && mkdir -p ${auxdir}
94 eaclocal 147 eaclocal
148 [[ ${CHOST} == *-darwin* ]] && g=g
149 if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then
150 _elibtoolize --copy --force --install
151 else
95 _elibtoolize --copy --force 152 _elibtoolize --copy --force
153 fi
96 eautoconf 154 eautoconf
97 eautoheader 155 eautoheader
98 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS} 156 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
99 157
100 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0 158 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
101 159
102 # Call it here to prevent failures due to elibtoolize called _before_ 160 # Call it here to prevent failures due to elibtoolize called _before_
103 # eautoreconf. 161 # eautoreconf. We set $S because elibtoolize runs on that #265319
104 elibtoolize 162 S=${PWD} elibtoolize --force
105 163
106 return 0 164 return 0
107} 165}
108 166
167# @FUNCTION: eaclocal_amflags
168# @DESCRIPTION:
169# Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
170# (most) of the crazy crap that people throw at us.
171eaclocal_amflags() {
172 local aclocal_opts amflags_file
173
174 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
175 [[ -e ${amflags_file} ]] || continue
176 # setup the env in case the pkg does something crazy
177 # in their ACLOCAL_AMFLAGS. like run a shell script
178 # which turns around and runs autotools. #365401
179 # or split across multiple lines. #383525
180 autotools_env_setup
181 aclocal_opts=$(sed -n \
182 "/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
183 # match the first line
184 s:[^=]*=::p; \
185 # then gobble up all escaped lines
186 : nextline /\\\\$/{ n; p; b nextline; } \
187 }" ${amflags_file})
188 eval aclocal_opts=\""${aclocal_opts}"\"
189 break
190 done
191
192 echo ${aclocal_opts}
193}
194
195# @FUNCTION: eaclocal
196# @DESCRIPTION:
109# These functions runs the autotools using autotools_run_tool with the 197# These functions runs the autotools using autotools_run_tool with the
110# specified parametes. The name of the tool run is the same of the function 198# specified parametes. The name of the tool run is the same of the function
111# without e prefix. 199# without e prefix.
112# They also force installing the support files for safety. 200# They also force installing the support files for safety.
201# Respects AT_M4DIR for additional directories to search for macro's.
113eaclocal() { 202eaclocal() {
114 local aclocal_opts
115
116 if [[ -n ${AT_M4DIR} ]] ; then
117 for x in ${AT_M4DIR} ; do
118 case "${x}" in
119 "-I")
120 # We handle it below
121 ;;
122 *)
123 [[ ! -d ${x} ]] && ewarn "eaclocal: '${x}' does not exist"
124 aclocal_opts="${aclocal_opts} -I ${x}"
125 ;;
126 esac
127 done
128 fi
129
130 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \ 203 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
131 autotools_run_tool aclocal "$@" ${aclocal_opts} 204 autotools_run_tool --at-m4flags aclocal "$@" $(eaclocal_amflags)
132} 205}
133 206
207# @FUNCTION: _elibtoolize
208# @DESCRIPTION:
209# Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from
210# libtool.eclass.
134_elibtoolize() { 211_elibtoolize() {
135 local opts 212 local opts g=
136 local lttest
137 213
138 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro, 214 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro,
139 # check for both it and the current AC_PROG_LIBTOOL) 215 # check for both it and the current AC_PROG_LIBTOOL)
140 lttest="$(autotools_check_macro "AC_PROG_LIBTOOL")$(autotools_check_macro "AM_PROG_LIBTOOL")" 216 [[ -n $(autotools_check_macro AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT) ]] || return 0
141 [[ -n $lttest ]] || return 0
142 217
143 [[ -f Makefile.am ]] && opts="--automake" 218 [[ -f GNUmakefile.am || -f Makefile.am ]] && opts="--automake"
144 219
145 [[ "${USERLAND}" == "Darwin" ]] && LIBTOOLIZE="glibtoolize" 220 [[ ${CHOST} == *-darwin* ]] && g=g
146 autotools_run_tool ${LIBTOOLIZE:-libtoolize} "$@" ${opts} 221 autotools_run_tool ${LIBTOOLIZE:-${g}libtoolize} "$@" ${opts}
147 222
148 # Need to rerun aclocal 223 # Need to rerun aclocal
149 eaclocal 224 eaclocal
150} 225}
151 226
227# @FUNCTION: eautoheader
228# @DESCRIPTION:
229# Runs autoheader.
152eautoheader() { 230eautoheader() {
153 # Check if we should run autoheader 231 # Check if we should run autoheader
154 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0 232 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
155 NO_FAIL=1 autotools_run_tool autoheader "$@" 233 autotools_run_tool --at-no-fail --at-m4flags autoheader "$@"
156} 234}
157 235
236# @FUNCTION: eautoconf
237# @DESCRIPTION:
238# Runs autoconf.
158eautoconf() { 239eautoconf() {
159 if [[ ! -f configure.ac && ! -f configure.in ]] ; then 240 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
160 echo 241 echo
161 eerror "No configure.{ac,in} present in '$(pwd | sed -e 's:.*/::')'!" 242 eerror "No configure.{ac,in} present in '${PWD}'!"
162 echo 243 echo
163 die "No configure.{ac,in} present!" 244 die "No configure.{ac,in} present!"
164 fi 245 fi
165 246
166 autotools_run_tool autoconf "$@" 247 autotools_run_tool --at-m4flags autoconf "$@"
167} 248}
168 249
250# @FUNCTION: eautomake
251# @DESCRIPTION:
252# Runs automake.
169eautomake() { 253eautomake() {
170 local extra_opts 254 local extra_opts
255 local makefile_name
171 256
172 [[ -f Makefile.am ]] || return 0 257 # Some packages might need to skip automake
258 # OpenLDAP is a good example. It does not use automake (all the .in files are
259 # handwritten), but it does AM_INIT_AUTOMAKE in configure.in, for all the
260 # other macros involved
261 [[ ${WANT_AUTOMAKE} == "none" ]] && return 0
173 262
263 # Run automake if:
264 # - a Makefile.am type file exists
265 # - the configure script is using the AM_INIT_AUTOMAKE directive
266 for makefile_name in {GNUmakefile,{M,m}akefile}.am "" ; do
267 [[ -f ${makefile_name} ]] && break
268 done
269
270 if [[ -z ${makefile_name} ]] ; then
271 if ! grep -qs AM_INIT_AUTOMAKE configure.?? ; then
272 return 0
273 fi
274
174 if [[ -z ${FROM_EAUTORECONF} && -f Makefile.in ]]; then 275 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
175 local used_automake 276 local used_automake
176 local installed_automake 277 local installed_automake
177 278
178 installed_automake=$(automake --version | head -n 1 | \ 279 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
179 sed -e 's:.*(GNU automake) ::') 280 sed -e 's:.*(GNU automake) ::')
180 used_automake=$(head -n 1 < Makefile.in | \ 281 used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
181 sed -e 's:.*by automake \(.*\) from .*:\1:') 282 sed -e 's:.*by automake \(.*\) from .*:\1:')
182 283
183 if [[ ${installed_automake} != ${used_automake} ]]; then 284 if [[ ${installed_automake} != ${used_automake} ]]; then
184 einfo "Automake used for the package (${used_automake}) differs from" 285 einfo "Automake used for the package (${used_automake}) differs from"
185 einfo "the installed version (${installed_automake})." 286 einfo "the installed version (${installed_automake})."
186 eautoreconf 287 eautoreconf
187 return 0 288 return 0
188 fi 289 fi
189 fi 290 fi
190 291
191 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS ]] \ 292 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] \
192 || extra_opts="${extra_opts} --foreign" 293 || extra_opts="${extra_opts} --foreign"
193 294
194 # --force-missing seems not to be recognized by some flavours of automake 295 # --force-missing seems not to be recognized by some flavours of automake
195 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@" 296 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
196} 297}
197 298
299# @FUNCTION: eautopoint
300# @DESCRIPTION:
301# Runs autopoint (from the gettext package).
302eautopoint() {
303 autotools_run_tool autopoint "$@"
304}
305
306# @FUNCTION: config_rpath_update
307# @USAGE: [destination]
308# @DESCRIPTION:
309# Some packages utilize the config.rpath helper script, but don't
310# use gettext directly. So we have to copy it in manually since
311# we can't let `autopoint` do it for us.
312config_rpath_update() {
313 local dst src=$(type -P gettext | sed 's:bin/gettext:share/gettext/config.rpath:')
314
315 [[ $# -eq 0 ]] && set -- $(find -name config.rpath)
316 [[ $# -eq 0 ]] && return 0
317
318 einfo "Updating all config.rpath files"
319 for dst in "$@" ; do
320 einfo " ${dst}"
321 cp "${src}" "${dst}" || die
322 done
323}
324
198# Internal function to run an autotools' tool 325# Internal function to run an autotools' tool
326autotools_env_setup() {
327 # We do the "latest" → version switch here because it solves
328 # possible order problems, see bug #270010 as an example.
329 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
330 local pv
331 for pv in ${_LATEST_AUTOMAKE} ; do
332 # has_version respects ROOT, but in this case, we don't want it to,
333 # thus "ROOT=/" prefix:
334 ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="$pv"
335 done
336 [[ ${WANT_AUTOMAKE} == "latest" ]] && \
337 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
338 fi
339 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
340}
199autotools_run_tool() { 341autotools_run_tool() {
342 # Process our own internal flags first
343 local autofail=true m4flags=false
344 while [[ -n $1 ]] ; do
345 case $1 in
346 --at-no-fail) autofail=false;;
347 --at-m4flags) m4flags=true;;
348 # whatever is left goes to the actual tool
349 *) break;;
350 esac
351 shift
352 done
353
354 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
355 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
356 fi
357
358 autotools_env_setup
359
200 local STDERR_TARGET="${T}/$$.out" 360 local STDERR_TARGET="${T}/$1.out"
361 # most of the time, there will only be one run, but if there are
362 # more, make sure we get unique log filenames
363 if [[ -e ${STDERR_TARGET} ]] ; then
201 local ris 364 local i=1
365 while :; do
366 STDERR_TARGET="${T}/$1-${i}.out"
367 [[ -e ${STDERR_TARGET} ]] || break
368 : $(( i++ ))
369 done
370 fi
202 371
203 echo "***** $1 *****" > ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 372 if ${m4flags} ; then
204 echo >> ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 373 set -- "${1}" $(autotools_m4dir_include) "${@:2}" $(autotools_m4sysdir_include)
374 fi
375
376 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
205 377
206 ebegin "Running $@" 378 ebegin "Running $@"
207 $@ >> ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 2>&1 379 "$@" >> "${STDERR_TARGET}" 2>&1
208 ris=$? 380 if ! eend $? && ${autofail} ; then
209 eend ${ris}
210
211 if [[ ${ris} != 0 && ${NO_FAIL} != 1 ]]; then
212 echo 381 echo
213 eerror "Failed Running $1 !" 382 eerror "Failed Running $1 !"
214 eerror 383 eerror
215 eerror "Include in your bugreport the contents of:" 384 eerror "Include in your bugreport the contents of:"
216 eerror 385 eerror
217 eerror " ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/}" 386 eerror " ${STDERR_TARGET}"
218 echo 387 echo
219 die "Failed Running $1 !" 388 die "Failed Running $1 !"
220 fi 389 fi
221} 390}
222 391
223# Internal function to check for support 392# Internal function to check for support
224autotools_check_macro() { 393autotools_check_macro() {
225 [[ -f configure.ac || -f configure.in ]] && \ 394 [[ -f configure.ac || -f configure.in ]] || return 0
226 WANT_AUTOCONF="2.5" autoconf --trace=$1 2>/dev/null 395 local macro
396 for macro ; do
397 WANT_AUTOCONF="2.5" autoconf $(autotools_m4dir_include) --trace="${macro}" 2>/dev/null
398 done
227 return 0 399 return 0
228} 400}
229 401
402# Internal function to look for a macro and extract its value
403autotools_check_macro_val() {
404 local macro=$1 scan_out
405
406 autotools_check_macro "${macro}" | \
407 gawk -v macro="${macro}" \
408 '($0 !~ /^[[:space:]]*(#|dnl)/) {
409 if (match($0, macro ":(.*)$", res))
410 print res[1]
411 }' | uniq
412
413 return 0
414}
415
230# Internal function to get additional subdirs to configure 416# Internal function to get additional subdirs to configure
231autotools_get_subdirs() { 417autotools_get_subdirs() { autotools_check_macro_val AC_CONFIG_SUBDIRS ; }
232 local subdirs_scan_out 418autotools_get_auxdir() { autotools_check_macro_val AC_CONFIG_AUX_DIR ; }
233 419
234 subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS") 420_autotools_m4dir_include() {
235 [[ -n ${subdirs_scan_out} ]] || return 0 421 local x include_opts
236 422
237 echo "${subdirs_scan_out}" | gawk \ 423 for x in "$@" ; do
238 '($0 !~ /^[[:space:]]*(#|dnl)/) { 424 case ${x} in
239 if (match($0, /AC_CONFIG_SUBDIRS:(.*)$/, res)) 425 # We handle it below
240 print res[1] 426 -I) ;;
241 }' | uniq 427 *)
428 [[ ! -d ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist"
429 include_opts+=" -I ${x}"
430 ;;
431 esac
432 done
242 433
243 return 0 434 echo ${include_opts}
244} 435}
436autotools_m4dir_include() { _autotools_m4dir_include ${AT_M4DIR} ; }
437autotools_m4sysdir_include() { _autotools_m4dir_include $(eval echo ${AT_SYS_M4DIR}) ; }
245 438
246autotools_get_auxdir() { 439fi
247 local auxdir_scan_out
248
249 auxdir_scan_out=$(autotools_check_macro "AC_CONFIG_AUX_DIR")
250 [[ -n ${auxdir_scan_out} ]] || return 0
251
252 echo ${auxdir_scan_out} | gawk \
253 '($0 !~ /^[[:space:]]*(#|dnl)/) {
254 if (match($0, /AC_CONFIG_AUX_DIR:(.*)$/, res))
255 print res[1]
256 }' | uniq
257
258 return 0
259}

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