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1# Copyright 1999-2010 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 1.99 2010/07/06 18:55:50 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.124 2012/03/20 15:32:02 ssuominen Exp $
4 4
5# @ECLASS: autotools.eclass 5# @ECLASS: autotools.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# base-system@gentoo.org 7# base-system@gentoo.org
8# @BLURB: Regenerates auto* build scripts 8# @BLURB: Regenerates auto* build scripts
9# @DESCRIPTION: 9# @DESCRIPTION:
10# This eclass is for safely handling autotooled software packages that need to 10# This eclass is for safely handling autotooled software packages that need to
11# regenerate their build scripts. All functions will abort in case of errors. 11# regenerate their build scripts. All functions will abort in case of errors.
12# 12
13# 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"
14 18
15inherit eutils libtool 19inherit eutils libtool
16 20
17# @ECLASS-VARIABLE: WANT_AUTOCONF 21# @ECLASS-VARIABLE: WANT_AUTOCONF
18# @DESCRIPTION: 22# @DESCRIPTION:
22# @ECLASS-VARIABLE: WANT_AUTOMAKE 26# @ECLASS-VARIABLE: WANT_AUTOMAKE
23# @DESCRIPTION: 27# @DESCRIPTION:
24# The major version of automake your package needs 28# The major version of automake your package needs
25: ${WANT_AUTOMAKE:=latest} 29: ${WANT_AUTOMAKE:=latest}
26 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
27# @ECLASS-VARIABLE: _LATEST_AUTOMAKE 36# @ECLASS-VARIABLE: _LATEST_AUTOMAKE
37# @INTERNAL
28# @DESCRIPTION: 38# @DESCRIPTION:
29# CONSTANT! 39# CONSTANT!
30# The latest major version/slot of automake available on each arch. 40# The latest major version/slot of automake available on each arch.
31# If a newer version is stable on any arch, and is NOT reflected in this list, 41# If a newer version is stable on any arch, and is NOT reflected in this list,
32# then circular dependencies may arise during emerge @system bootstraps. 42# then circular dependencies may arise during emerge @system bootstraps.
48 58
49if [[ -n ${WANT_AUTOCONF} ]] ; then 59if [[ -n ${WANT_AUTOCONF} ]] ; then
50 case ${WANT_AUTOCONF} in 60 case ${WANT_AUTOCONF} in
51 none) _autoconf_atom="" ;; # some packages don't require autoconf at all 61 none) _autoconf_atom="" ;; # some packages don't require autoconf at all
52 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;; 62 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
53 # if you change the latest version here, change also autotools_run_tool 63 # if you change the "latest" version here, change also autotools_env_setup
54 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.61" ;; 64 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.68" ;;
55 *) _autoconf_atom="INCORRECT-WANT_AUTOCONF-SETTING-IN-EBUILD" ;; 65 *) die "Invalid WANT_AUTOCONF value '${WANT_AUTOCONF}'" ;;
56 esac 66 esac
57 export WANT_AUTOCONF 67 export WANT_AUTOCONF
58fi 68fi
59 69
70_libtool_atom="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
60AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom}" 80AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom} ${_libtool_atom}"
61[[ ${CATEGORY}/${PN} != "sys-devel/libtool" ]] && AUTOTOOLS_DEPEND="${AUTOTOOLS_DEPEND} >=sys-devel/libtool-2.2.6b"
62RDEPEND="" 81RDEPEND=""
63 82
64# @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND 83# @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND
65# @DESCRIPTION: 84# @DESCRIPTION:
66# Set to 'no' to disable automatically adding to DEPEND. This lets 85# Set to 'no' to disable automatically adding to DEPEND. This lets
72fi 91fi
73 92
74unset _automake_atom _autoconf_atom 93unset _automake_atom _autoconf_atom
75 94
76# @ECLASS-VARIABLE: AM_OPTS 95# @ECLASS-VARIABLE: AM_OPTS
96# @DEFAULT_UNSET
77# @DESCRIPTION: 97# @DESCRIPTION:
78# Additional options to pass to automake during 98# Additional options to pass to automake during
79# eautoreconf call. 99# eautoreconf call.
80 100
101# @ECLASS-VARIABLE: AT_NOEACLOCAL
102# @DEFAULT_UNSET
103# @DESCRIPTION:
104# Don't run eaclocal command if set to 'yes',
105# useful when eaclocal needs to be ran with
106# particular options
107
108# @ECLASS-VARIABLE: AT_NOEAUTOCONF
109# @DEFAULT_UNSET
110# @DESCRIPTION:
111# Don't run eautoconf command if set to 'yes',
112# useful when eautoconf needs to be ran with
113# particular options
114
115# @ECLASS-VARIABLE: AT_NOEAUTOMAKE
116# @DEFAULT_UNSET
117# @DESCRIPTION:
118# Don't run eautomake command if set to 'yes',
119# useful when eautomake needs to be ran with
120# particular options
121
81# @ECLASS-VARIABLE: AT_NOELIBTOOLIZE 122# @ECLASS-VARIABLE: AT_NOELIBTOOLIZE
123# @DEFAULT_UNSET
82# @DESCRIPTION: 124# @DESCRIPTION:
83# Don't run elibtoolize command if set to 'yes', 125# Don't run elibtoolize command if set to 'yes',
84# useful when elibtoolize needs to be ran with 126# useful when elibtoolize needs to be ran with
85# particular options 127# particular options
86 128
87# XXX: M4DIR should be deprecated
88# @ECLASS-VARIABLE: AT_M4DIR 129# @ECLASS-VARIABLE: AT_M4DIR
89# @DESCRIPTION: 130# @DESCRIPTION:
90# Additional director(y|ies) aclocal should search 131# Additional director(y|ies) aclocal should search
91: ${AT_M4DIR:=${M4DIR}} 132: ${AT_M4DIR:=}
92AT_GNUCONF_UPDATE="no"
93 133
134# @ECLASS-VARIABLE: AT_SYS_M4DIR
135# @INTERNAL
136# @DESCRIPTION:
137# For system integrators, a list of additional aclocal search paths.
138# This variable gets eval-ed, so you can use variables in the definition
139# that may not be valid until eautoreconf & friends are run.
140: ${AT_SYS_M4DIR:=}
94 141
95# @FUNCTION: eautoreconf 142# @FUNCTION: eautoreconf
96# @DESCRIPTION: 143# @DESCRIPTION:
97# This function mimes the behavior of autoreconf, but uses the different 144# This function mimes the behavior of autoreconf, but uses the different
98# eauto* functions to run the tools. It doesn't accept parameters, but 145# eauto* functions to run the tools. It doesn't accept parameters, but
114 done 161 done
115 fi 162 fi
116 163
117 auxdir=$(autotools_get_auxdir) 164 auxdir=$(autotools_get_auxdir)
118 165
166 if [[ ${AT_NOEACLOCAL} != "yes" ]]; then
119 einfo "Running eautoreconf in '${PWD}' ..." 167 einfo "Running eautoreconf in '${PWD}' ..."
120 [[ -n ${auxdir} ]] && mkdir -p ${auxdir} 168 [[ -n ${auxdir} ]] && mkdir -p ${auxdir}
121 eaclocal 169 eaclocal
170 fi
122 [[ ${CHOST} == *-darwin* ]] && g=g 171 [[ ${CHOST} == *-darwin* ]] && g=g
123 if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then 172 if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then
124 _elibtoolize --copy --force --install 173 _elibtoolize --copy --force --install
125 else 174 else
126 _elibtoolize --copy --force 175 _elibtoolize --copy --force
127 fi 176 fi
128 eautoconf 177 [[ ${AT_NOEAUTOCONF} != "yes" ]] && eautoconf
129 eautoheader 178 [[ ${AT_NOEAUTOHEADER} != "yes" ]] && eautoheader
130 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS} 179 [[ ${AT_NOEAUTOMAKE} != "yes" ]] && FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
131 180
132 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0 181 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
133 182
134 # Call it here to prevent failures due to elibtoolize called _before_ 183 # Call it here to prevent failures due to elibtoolize called _before_
135 # eautoreconf. We set $S because elibtoolize runs on that #265319 184 # eautoreconf. We set $S because elibtoolize runs on that #265319
136 S=${PWD} elibtoolize 185 S=${PWD} elibtoolize --force
137 186
138 return 0 187 return 0
188}
189
190# @FUNCTION: eaclocal_amflags
191# @DESCRIPTION:
192# Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
193# (most) of the crazy crap that people throw at us.
194eaclocal_amflags() {
195 local aclocal_opts amflags_file
196
197 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
198 [[ -e ${amflags_file} ]] || continue
199 # setup the env in case the pkg does something crazy
200 # in their ACLOCAL_AMFLAGS. like run a shell script
201 # which turns around and runs autotools. #365401
202 # or split across multiple lines. #383525
203 autotools_env_setup
204 aclocal_opts=$(sed -n \
205 "/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
206 # match the first line
207 s:[^=]*=::p; \
208 # then gobble up all escaped lines
209 : nextline /\\\\$/{ n; p; b nextline; } \
210 }" ${amflags_file})
211 eval aclocal_opts=\""${aclocal_opts}"\"
212 break
213 done
214
215 echo ${aclocal_opts}
139} 216}
140 217
141# @FUNCTION: eaclocal 218# @FUNCTION: eaclocal
142# @DESCRIPTION: 219# @DESCRIPTION:
143# These functions runs the autotools using autotools_run_tool with the 220# These functions runs the autotools using autotools_run_tool with the
144# specified parametes. The name of the tool run is the same of the function 221# specified parametes. The name of the tool run is the same of the function
145# without e prefix. 222# without e prefix.
146# They also force installing the support files for safety. 223# They also force installing the support files for safety.
147# Respects AT_M4DIR for additional directories to search for macro's. 224# Respects AT_M4DIR for additional directories to search for macro's.
148eaclocal() { 225eaclocal() {
149 local aclocal_opts
150
151 local amflags_file
152 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
153 [[ -e ${amflags_file} ]] || continue
154 aclocal_opts=$(sed -n '/^ACLOCAL_AMFLAGS[[:space:]]*=/s:[^=]*=::p' ${amflags_file})
155 eval aclocal_opts=\"${aclocal_opts}\"
156 break
157 done
158
159 if [[ -n ${AT_M4DIR} ]] ; then
160 for x in ${AT_M4DIR} ; do
161 case "${x}" in
162 "-I")
163 # We handle it below
164 ;;
165 *)
166 [[ ! -d ${x} ]] && ewarn "eaclocal: '${x}' does not exist"
167 aclocal_opts="${aclocal_opts} -I ${x}"
168 ;;
169 esac
170 done
171 fi
172
173 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \ 226 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
174 autotools_run_tool aclocal "$@" ${aclocal_opts} 227 autotools_run_tool --at-m4flags aclocal "$@" $(eaclocal_amflags)
175} 228}
176 229
177# @FUNCTION: _elibtoolize 230# @FUNCTION: _elibtoolize
178# @DESCRIPTION: 231# @DESCRIPTION:
179# Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from 232# Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from
198# @DESCRIPTION: 251# @DESCRIPTION:
199# Runs autoheader. 252# Runs autoheader.
200eautoheader() { 253eautoheader() {
201 # Check if we should run autoheader 254 # Check if we should run autoheader
202 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0 255 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
203 NO_FAIL=1 autotools_run_tool autoheader "$@" 256 autotools_run_tool --at-no-fail --at-m4flags autoheader "$@"
204} 257}
205 258
206# @FUNCTION: eautoconf 259# @FUNCTION: eautoconf
207# @DESCRIPTION: 260# @DESCRIPTION:
208# Runs autoconf. 261# Runs autoconf.
212 eerror "No configure.{ac,in} present in '${PWD}'!" 265 eerror "No configure.{ac,in} present in '${PWD}'!"
213 echo 266 echo
214 die "No configure.{ac,in} present!" 267 die "No configure.{ac,in} present!"
215 fi 268 fi
216 269
217 autotools_run_tool autoconf "$@" 270 autotools_run_tool --at-m4flags autoconf "$@"
218} 271}
219 272
220# @FUNCTION: eautomake 273# @FUNCTION: eautomake
221# @DESCRIPTION: 274# @DESCRIPTION:
222# Runs automake. 275# Runs automake.
224 local extra_opts 277 local extra_opts
225 local makefile_name 278 local makefile_name
226 279
227 # Run automake if: 280 # Run automake if:
228 # - a Makefile.am type file exists 281 # - a Makefile.am type file exists
229 # - a Makefile.in type file exists and the configure
230 # script is using the AM_INIT_AUTOMAKE directive 282 # - the configure script is using the AM_INIT_AUTOMAKE directive
231 for makefile_name in {GNUmakefile,{M,m}akefile}.{am,in} "" ; do 283 for makefile_name in {GNUmakefile,{M,m}akefile}.am "" ; do
232 [[ -f ${makefile_name} ]] && break 284 [[ -f ${makefile_name} ]] && break
233 done 285 done
234 [[ -z ${makefile_name} ]] && return 0
235 286
236 if [[ ${makefile_name} == *.in ]] ; then 287 if [[ -z ${makefile_name} ]] ; then
237 if ! grep -qs AM_INIT_AUTOMAKE configure.?? ; then 288 if ! grep -qs AM_INIT_AUTOMAKE configure.?? ; then
238 return 0 289 return 0
239 fi 290 fi
240 291
241 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then 292 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
253 eautoreconf 304 eautoreconf
254 return 0 305 return 0
255 fi 306 fi
256 fi 307 fi
257 308
258 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS ]] \ 309 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] \
259 || extra_opts="${extra_opts} --foreign" 310 || extra_opts="${extra_opts} --foreign"
260 311
261 # --force-missing seems not to be recognized by some flavours of automake 312 # --force-missing seems not to be recognized by some flavours of automake
262 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@" 313 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
263} 314}
267# Runs autopoint (from the gettext package). 318# Runs autopoint (from the gettext package).
268eautopoint() { 319eautopoint() {
269 autotools_run_tool autopoint "$@" 320 autotools_run_tool autopoint "$@"
270} 321}
271 322
323# @FUNCTION: config_rpath_update
324# @USAGE: [destination]
325# @DESCRIPTION:
326# Some packages utilize the config.rpath helper script, but don't
327# use gettext directly. So we have to copy it in manually since
328# we can't let `autopoint` do it for us.
329config_rpath_update() {
330 local dst src=$(type -P gettext | sed 's:bin/gettext:share/gettext/config.rpath:')
331
332 [[ $# -eq 0 ]] && set -- $(find -name config.rpath)
333 [[ $# -eq 0 ]] && return 0
334
335 einfo "Updating all config.rpath files"
336 for dst in "$@" ; do
337 einfo " ${dst}"
338 cp "${src}" "${dst}" || die
339 done
340}
341
272# Internal function to run an autotools' tool 342# Internal function to run an autotools' tool
273autotools_run_tool() { 343autotools_env_setup() {
274 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
275 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
276 fi
277
278 # We do the latest → version switch here because it solves 344 # We do the "latest" → version switch here because it solves
279 # possible order problems, see bug #270010 as an example. 345 # possible order problems, see bug #270010 as an example.
280 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then 346 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
281 local pv 347 local pv
282 for pv in ${_LATEST_AUTOMAKE} ; do 348 for pv in ${_LATEST_AUTOMAKE} ; do
283 # has_version respects ROOT, but in this case, we don't want it to, 349 # has_version respects ROOT, but in this case, we don't want it to,
286 done 352 done
287 [[ ${WANT_AUTOMAKE} == "latest" ]] && \ 353 [[ ${WANT_AUTOMAKE} == "latest" ]] && \
288 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}" 354 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
289 fi 355 fi
290 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5 356 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
357}
358autotools_run_tool() {
359 # Process our own internal flags first
360 local autofail=true m4flags=false
361 while [[ -n $1 ]] ; do
362 case $1 in
363 --at-no-fail) autofail=false;;
364 --at-m4flags) m4flags=true;;
365 # whatever is left goes to the actual tool
366 *) break;;
367 esac
368 shift
369 done
370
371 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
372 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
373 fi
374
375 autotools_env_setup
291 376
292 local STDERR_TARGET="${T}/$1.out" 377 local STDERR_TARGET="${T}/$1.out"
293 # most of the time, there will only be one run, but if there are 378 # most of the time, there will only be one run, but if there are
294 # more, make sure we get unique log filenames 379 # more, make sure we get unique log filenames
295 if [[ -e ${STDERR_TARGET} ]] ; then 380 if [[ -e ${STDERR_TARGET} ]] ; then
381 local i=1
382 while :; do
296 STDERR_TARGET="${T}/$1-$$.out" 383 STDERR_TARGET="${T}/$1-${i}.out"
384 [[ -e ${STDERR_TARGET} ]] || break
385 : $(( i++ ))
386 done
387 fi
388
389 if ${m4flags} ; then
390 set -- "${1}" $(autotools_m4dir_include) "${@:2}" $(autotools_m4sysdir_include)
297 fi 391 fi
298 392
299 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}" 393 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
300 394
301 ebegin "Running $@" 395 ebegin "Running $@"
302 "$@" >> "${STDERR_TARGET}" 2>&1 396 "$@" >> "${STDERR_TARGET}" 2>&1
303 eend $? 397 if ! eend $? && ${autofail} ; then
304
305 if [[ $? != 0 && ${NO_FAIL} != 1 ]] ; then
306 echo 398 echo
307 eerror "Failed Running $1 !" 399 eerror "Failed Running $1 !"
308 eerror 400 eerror
309 eerror "Include in your bugreport the contents of:" 401 eerror "Include in your bugreport the contents of:"
310 eerror 402 eerror
317# Internal function to check for support 409# Internal function to check for support
318autotools_check_macro() { 410autotools_check_macro() {
319 [[ -f configure.ac || -f configure.in ]] || return 0 411 [[ -f configure.ac || -f configure.in ]] || return 0
320 local macro 412 local macro
321 for macro ; do 413 for macro ; do
322 WANT_AUTOCONF="2.5" autoconf --trace="${macro}" 2>/dev/null 414 WANT_AUTOCONF="2.5" autoconf $(autotools_m4dir_include) --trace="${macro}" 2>/dev/null
323 done 415 done
324 return 0 416 return 0
325} 417}
326 418
419# Internal function to look for a macro and extract its value
420autotools_check_macro_val() {
421 local macro=$1 scan_out
422
423 autotools_check_macro "${macro}" | \
424 gawk -v macro="${macro}" \
425 '($0 !~ /^[[:space:]]*(#|dnl)/) {
426 if (match($0, macro ":(.*)$", res))
427 print res[1]
428 }' | uniq
429
430 return 0
431}
432
327# Internal function to get additional subdirs to configure 433# Internal function to get additional subdirs to configure
328autotools_get_subdirs() { 434autotools_get_subdirs() { autotools_check_macro_val AC_CONFIG_SUBDIRS ; }
329 local subdirs_scan_out 435autotools_get_auxdir() { autotools_check_macro_val AC_CONFIG_AUX_DIR ; }
330 436
331 subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS") 437_autotools_m4dir_include() {
332 [[ -n ${subdirs_scan_out} ]] || return 0 438 local x include_opts
333 439
334 echo "${subdirs_scan_out}" | gawk \ 440 for x in "$@" ; do
335 '($0 !~ /^[[:space:]]*(#|dnl)/) { 441 case ${x} in
336 if (match($0, /AC_CONFIG_SUBDIRS:(.*)$/, res)) 442 # We handle it below
337 print res[1] 443 -I) ;;
338 }' | uniq 444 *)
445 [[ ! -d ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist"
446 include_opts+=" -I ${x}"
447 ;;
448 esac
449 done
339 450
340 return 0 451 echo ${include_opts}
341} 452}
453autotools_m4dir_include() { _autotools_m4dir_include ${AT_M4DIR} ; }
454autotools_m4sysdir_include() { _autotools_m4dir_include $(eval echo ${AT_SYS_M4DIR}) ; }
342 455
343autotools_get_auxdir() { 456fi
344 local auxdir_scan_out
345
346 auxdir_scan_out=$(autotools_check_macro "AC_CONFIG_AUX_DIR")
347 [[ -n ${auxdir_scan_out} ]] || return 0
348
349 echo ${auxdir_scan_out} | gawk \
350 '($0 !~ /^[[:space:]]*(#|dnl)/) {
351 if (match($0, /AC_CONFIG_AUX_DIR:(.*)$/, res))
352 print res[1]
353 }' | uniq
354
355 return 0
356}

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