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Revision 1.19 Revision 1.138
1# Copyright 1999-2005 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 1.19 2005/09/02 08:23:30 azarah Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.138 2012/05/20 13:01:22 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#
11# NB: If you add anything, please comment it!
12 12
13inherit eutils gnuconfig 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).
14 15
15#DEPEND="sys-devel/automake 16if [[ ${___ECLASS_ONCE_AUTOTOOLS} != "recur -_+^+_- spank" ]] ; then
16# sys-devel/autoconf 17___ECLASS_ONCE_AUTOTOOLS="recur -_+^+_- spank"
17# sys-devel/libtool"
18#
19# Ebuilds should rather depend on the proper version of the tool.
20 18
21# Variables: 19inherit libtool
22# 20
21# @ECLASS-VARIABLE: WANT_AUTOCONF
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. #312315
41# If a newer slot 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# If you want to force a newer minor version, you can specify the correct
45# WANT value by using a colon: <PV>[:<WANT_AUTOMAKE>]
46_LATEST_AUTOMAKE=( 1.11.1:1.11 )
47
48_automake_atom="sys-devel/automake"
49_autoconf_atom="sys-devel/autoconf"
50if [[ -n ${WANT_AUTOMAKE} ]]; then
51 case ${WANT_AUTOMAKE} in
52 # Even if the package doesn't use automake, we still need to depend
53 # on it because we run aclocal to process m4 macros. This matches
54 # the autoreconf tool, so this requirement is correct. #401605
55 none) ;;
56 latest)
57 # Use SLOT deps if we can. For EAPI=0, we get pretty close.
58 if [[ ${EAPI:-0} != 0 ]] ; then
59 _automake_atom="|| ( `printf '>=sys-devel/automake-%s:%s ' ${_LATEST_AUTOMAKE[@]/:/ }` )"
60 else
61 _automake_atom="|| ( `printf '>=sys-devel/automake-%s ' ${_LATEST_AUTOMAKE[@]/%:*}` )"
62 fi
63 ;;
64 *) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*" ;;
65 esac
66 export WANT_AUTOMAKE
67fi
68
69if [[ -n ${WANT_AUTOCONF} ]] ; then
70 case ${WANT_AUTOCONF} in
71 none) _autoconf_atom="" ;; # some packages don't require autoconf at all
72 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
73 # if you change the "latest" version here, change also autotools_env_setup
74 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.68" ;;
75 *) die "Invalid WANT_AUTOCONF value '${WANT_AUTOCONF}'" ;;
76 esac
77 export WANT_AUTOCONF
78fi
79
80_libtool_atom="sys-devel/libtool"
81if [[ -n ${WANT_LIBTOOL} ]] ; then
82 case ${WANT_LIBTOOL} in
83 none) _libtool_atom="" ;;
84 latest) ;;
85 *) die "Invalid WANT_LIBTOOL value '${WANT_LIBTOOL}'" ;;
86 esac
87 export WANT_LIBTOOL
88fi
89
90AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom} ${_libtool_atom}"
91RDEPEND=""
92
93# @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND
94# @DESCRIPTION:
95# Set to 'no' to disable automatically adding to DEPEND. This lets
96# ebuilds former conditional depends by using ${AUTOTOOLS_DEPEND} in
97# their own DEPEND string.
98: ${AUTOTOOLS_AUTO_DEPEND:=yes}
99if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
100 DEPEND=${AUTOTOOLS_DEPEND}
101fi
102
103unset _automake_atom _autoconf_atom
104
105# @ECLASS-VARIABLE: AM_OPTS
106# @DEFAULT_UNSET
107# @DESCRIPTION:
108# Additional options to pass to automake during
109# eautoreconf call.
110
111# @ECLASS-VARIABLE: AT_NOEAUTOMAKE
112# @DEFAULT_UNSET
113# @DESCRIPTION:
114# Don't run eautomake command if set to 'yes'; only used to workaround
115# broken packages. Generally you should, instead, fix the package to
116# not call AM_INIT_AUTOMAKE if it doesn't actually use automake.
117
118# @ECLASS-VARIABLE: AT_NOELIBTOOLIZE
119# @DEFAULT_UNSET
120# @DESCRIPTION:
121# Don't run elibtoolize command if set to 'yes',
122# useful when elibtoolize needs to be ran with
123# particular options
124
125# @ECLASS-VARIABLE: AT_M4DIR
126# @DESCRIPTION:
23# AT_M4DIR - Additional director(y|ies) aclocal should search 127# Additional director(y|ies) aclocal should search
24# AT_GNUCONF_UPDATE - Should gnuconfig_update() be run (normally handled by 128: ${AT_M4DIR:=}
25# econf()) [yes|no]
26 129
27# Functions: 130# @ECLASS-VARIABLE: AT_SYS_M4DIR
28# 131# @INTERNAL
29# eautoreconf() - Should do a full autoreconf - normally what most people 132# @DESCRIPTION:
30# will be interested in. Also should handle additional 133# For system integrators, a list of additional aclocal search paths.
31# directories specified by AC_CONFIG_SUBDIRS. 134# This variable gets eval-ed, so you can use variables in the definition
32# eaclocal() - Runs aclocal. Respects AT_M4DIR for additional directories 135# that may not be valid until eautoreconf & friends are run.
33# to search for macro's. 136: ${AT_SYS_M4DIR:=}
34# _elibtoolize() - Runs libtoolize. Note the '_' prefix .. to not collide
35# with elibtoolize() from libtool.eclass
36# eautoconf - Runs autoconf.
37# eautoheader - Runs autoheader.
38# eautomake - Runs automake
39#
40 137
41# XXX: M4DIR should be depreciated 138# @FUNCTION: eautoreconf
42AT_M4DIR=${AT_M4DIR:-${M4DIR}} 139# @DESCRIPTION:
43AT_GNUCONF_UPDATE="no"
44
45
46# This function mimes the behavior of autoreconf, but uses the different 140# This function mimes the behavior of autoreconf, but uses the different
47# eauto* functions to run the tools. It doesn't accept parameters, but 141# eauto* functions to run the tools. It doesn't accept parameters, but
48# the directory with include files can be specified with AT_M4DIR variable. 142# the directory with include files can be specified with AT_M4DIR variable.
49# 143#
50# Note: doesn't run autopoint right now, but runs gnuconfig_update. 144# Should do a full autoreconf - normally what most people will be interested in.
145# Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
51eautoreconf() { 146eautoreconf() {
52 local pwd=$(pwd) x 147 local x g
53 148
149 if [[ -z ${AT_NO_RECURSIVE} ]]; then
54 # Take care of subdirs 150 # Take care of subdirs
55 for x in $(autotools_get_subdirs); do 151 for x in $(autotools_check_macro_val AC_CONFIG_SUBDIRS) ; do
56 if [[ -d ${x} ]] ; then 152 if [[ -d ${x} ]] ; then
57 cd "${x}" 153 pushd "${x}" >/dev/null
58 eautoreconf 154 AT_NOELIBTOOLIZE="yes" eautoreconf
59 cd "${pwd}" 155 popd >/dev/null
60 fi 156 fi
61 done 157 done
158 fi
159
160 einfo "Running eautoreconf in '${PWD}' ..."
161
162 local m4dirs=$(autotools_check_macro_val AC_CONFIG_{AUX,MACRO}_DIR)
163 [[ -n ${m4dirs} ]] && mkdir -p ${m4dirs}
62 164
63 eaclocal 165 eaclocal
166 if grep -q '^AM_GNU_GETTEXT_VERSION' configure.?? ; then
167 eautopoint --force
168 fi
64 _elibtoolize --copy --force 169 _elibtoolize --install --copy --force
65 eautoconf 170 eautoconf
66 eautoheader 171 eautoheader
67 eautomake 172 [[ ${AT_NOEAUTOMAKE} != "yes" ]] && FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
68 173
69 # Normally run by econf() 174 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
70 [[ ${AT_GNUCONF_UPDATE} == "yes" ]] && gnuconfig_update
71}
72 175
176 # Call it here to prevent failures due to elibtoolize called _before_
177 # eautoreconf. We set $S because elibtoolize runs on that #265319
178 S=${PWD} elibtoolize --force
179
180 return 0
181}
182
183# @FUNCTION: eaclocal_amflags
184# @DESCRIPTION:
185# Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
186# (most) of the crazy crap that people throw at us.
187eaclocal_amflags() {
188 local aclocal_opts amflags_file
189
190 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
191 [[ -e ${amflags_file} ]] || continue
192 # setup the env in case the pkg does something crazy
193 # in their ACLOCAL_AMFLAGS. like run a shell script
194 # which turns around and runs autotools. #365401
195 # or split across multiple lines. #383525
196 autotools_env_setup
197 aclocal_opts=$(sed -n \
198 "/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
199 # match the first line
200 s:[^=]*=::p; \
201 # then gobble up all escaped lines
202 : nextline /\\\\$/{ n; p; b nextline; } \
203 }" ${amflags_file})
204 eval aclocal_opts=\""${aclocal_opts}"\"
205 break
206 done
207
208 echo ${aclocal_opts}
209}
210
211# @FUNCTION: eaclocal
212# @DESCRIPTION:
73# These functions runs the autotools using autotools_run_tool with the 213# These functions runs the autotools using autotools_run_tool with the
74# specified parametes. The name of the tool run is the same of the function 214# specified parametes. The name of the tool run is the same of the function
75# without e prefix. 215# without e prefix.
76# They also force installing the support files for safety. 216# They also force installing the support files for safety.
217# Respects AT_M4DIR for additional directories to search for macro's.
77eaclocal() { 218eaclocal() {
78 local aclocal_opts
79
80 # XXX: M4DIR should be depreciated
81 AT_M4DIR=${AT_M4DIR:-${M4DIR}}
82
83 if [[ -n ${AT_M4DIR} ]] ; then
84 for x in ${AT_M4DIR} ; do
85 case "${x}" in
86 "-I")
87 # We handle it below
88 ;;
89 "-I"*)
90 # Invalid syntax, but maybe we should help out ...
91 ewarn "eaclocal: Proper syntax is (note the space after '-I'): aclocal -I <dir>"
92 aclocal_opts="${aclocal_opts} -I ${x}"
93 ;;
94 *)
95 [[ ! -d ${x} ]] && ewarn "eaclocal: '${x}' does not exist"
96 aclocal_opts="${aclocal_opts} -I ${x}"
97 ;;
98 esac
99 done
100 fi
101
102 [[ -f aclocal.m4 && -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \ 219 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
103 autotools_run_tool aclocal "$@" ${aclocal_opts} 220 autotools_run_tool --at-m4flags aclocal "$@" $(eaclocal_amflags)
104} 221}
105 222
223# @FUNCTION: _elibtoolize
224# @DESCRIPTION:
225# Runs libtoolize. If --install is the first arg, automatically drop it if
226# the active libtool version doesn't support it.
227#
228# Note the '_' prefix .. to not collide with elibtoolize() from libtool.eclass.
106_elibtoolize() { 229_elibtoolize() {
107 local opts 230 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro,
108 231 # check for both it and the current AC_PROG_LIBTOOL)
109 # Check if we should run libtoolize
110 [[ -n $(autotools_check_macro "AC_PROG_LIBTOOL") ]] || return 0 232 [[ -n $(autotools_check_macro AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT) ]] || return 0
111 233
112 [[ -f Makefile.am ]] && opts="--automake" 234 local LIBTOOLIZE=${LIBTOOLIZE:-libtoolize}
113 235 type -P glibtoolize && LIBTOOLIZE=glibtoolize
114 [[ "${USERLAND}" == "Darwin" ]] && LIBTOOLIZE="glibtoolize" 236
237 [[ -f GNUmakefile.am || -f Makefile.am ]] && set -- "$@" --automake
238 if [[ $1 == "--install" ]] ; then
239 ${LIBTOOLIZE} -n --install >& /dev/null || shift
240 fi
241
115 autotools_run_tool ${LIBTOOLIZE:-libtoolize} "$@" ${opts} 242 autotools_run_tool ${LIBTOOLIZE} "$@" ${opts}
116 243
117 # Need to rerun aclocal 244 # Need to rerun aclocal
118 eaclocal 245 eaclocal
119} 246}
120 247
248# @FUNCTION: eautoheader
249# @DESCRIPTION:
250# Runs autoheader.
121eautoheader() { 251eautoheader() {
122 # Check if we should run autoheader 252 # Check if we should run autoheader
123 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0 253 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
124 autotools_run_tool autoheader "$@" 254 autotools_run_tool --at-no-fail --at-m4flags autoheader "$@"
125} 255}
126 256
257# @FUNCTION: eautoconf
258# @DESCRIPTION:
259# Runs autoconf.
127eautoconf() { 260eautoconf() {
128 if [[ ! -f configure.ac && ! -f configure.in ]] ; then 261 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
129 echo 262 echo
130 eerror "No configure.{ac,in} present in '$(pwd | sed -e 's:.*/::')'!" 263 eerror "No configure.{ac,in} present in '${PWD}'!"
131 echo 264 echo
132 die "No configure.{ac,in} present!" 265 die "No configure.{ac,in} present!"
133 fi 266 fi
134 267
135 autotools_run_tool autoconf "$@" 268 autotools_run_tool --at-m4flags autoconf "$@"
136} 269}
137 270
271# @FUNCTION: eautomake
272# @DESCRIPTION:
273# Runs automake.
138eautomake() { 274eautomake() {
139 [[ -f Makefile.am ]] || return 0 275 local extra_opts
276 local makefile_name
277
278 # Run automake if:
279 # - a Makefile.am type file exists
280 # - the configure script is using the AM_INIT_AUTOMAKE directive
281 for makefile_name in {GNUmakefile,{M,m}akefile}.am "" ; do
282 [[ -f ${makefile_name} ]] && break
283 done
284
285 if [[ -z ${makefile_name} ]] ; then
286 [[ -n $(autotools_check_macro AM_INIT_AUTOMAKE) ]] || return 0
287
288 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
289 local used_automake
290 local installed_automake
291
292 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
293 sed -e 's:.*(GNU automake) ::')
294 used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
295 sed -e 's:.*by automake \(.*\) from .*:\1:')
296
297 if [[ ${installed_automake} != ${used_automake} ]]; then
298 einfo "Automake used for the package (${used_automake}) differs from"
299 einfo "the installed version (${installed_automake})."
300 eautoreconf
301 return 0
302 fi
303 fi
304
305 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] \
306 || extra_opts="${extra_opts} --foreign"
307
140 # --force-missing seems not to be recognized by some flavours of automake 308 # --force-missing seems not to be recognized by some flavours of automake
141 autotools_run_tool automake --add-missing --copy "$@" 309 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
142} 310}
143 311
312# @FUNCTION: eautopoint
313# @DESCRIPTION:
314# Runs autopoint (from the gettext package).
315eautopoint() {
316 autotools_run_tool autopoint "$@"
317}
144 318
319# @FUNCTION: config_rpath_update
320# @USAGE: [destination]
321# @DESCRIPTION:
322# Some packages utilize the config.rpath helper script, but don't
323# use gettext directly. So we have to copy it in manually since
324# we can't let `autopoint` do it for us.
325config_rpath_update() {
326 local dst src=$(type -P gettext | sed 's:bin/gettext:share/gettext/config.rpath:')
145 327
146# Internal function to run an autotools' tool 328 [[ $# -eq 0 ]] && set -- $(find -name config.rpath)
329 [[ $# -eq 0 ]] && return 0
330
331 einfo "Updating all config.rpath files"
332 for dst in "$@" ; do
333 einfo " ${dst}"
334 cp "${src}" "${dst}" || die
335 done
336}
337
338# @FUNCTION: autotools_env_setup
339# @INTERNAL
340# @DESCRIPTION:
341# Process the WANT_AUTO{CONF,MAKE} flags.
342autotools_env_setup() {
343 # We do the "latest" → version switch here because it solves
344 # possible order problems, see bug #270010 as an example.
345 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
346 local pv
347 for pv in ${_LATEST_AUTOMAKE[@]/#*:} ; do
348 # has_version respects ROOT, but in this case, we don't want it to,
349 # thus "ROOT=/" prefix:
350 ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="${pv}"
351 done
352 [[ ${WANT_AUTOMAKE} == "latest" ]] && \
353 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
354 fi
355 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
356}
357
358# @FUNCTION: autotools_run_tool
359# @USAGE: [--at-no-fail] [--at-m4flags] <autotool> [tool-specific flags]
360# @INTERNAL
361# @DESCRIPTION:
362# Run the specified autotool helper, but do logging and error checking
363# around it in the process.
147autotools_run_tool() { 364autotools_run_tool() {
365 # Process our own internal flags first
366 local autofail=true m4flags=false
367 while [[ -n $1 ]] ; do
368 case $1 in
369 --at-no-fail) autofail=false;;
370 --at-m4flags) m4flags=true;;
371 # whatever is left goes to the actual tool
372 *) break;;
373 esac
374 shift
375 done
376
377 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
378 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
379 fi
380
381 autotools_env_setup
382
148 local STDERR_TARGET="${T}/$$.out" 383 local STDERR_TARGET="${T}/$1.out"
149 local PATCH_TARGET="${T}/$$.patch" 384 # most of the time, there will only be one run, but if there are
385 # more, make sure we get unique log filenames
386 if [[ -e ${STDERR_TARGET} ]] ; then
150 local ris 387 local i=1
388 while :; do
389 STDERR_TARGET="${T}/$1-${i}.out"
390 [[ -e ${STDERR_TARGET} ]] || break
391 : $(( i++ ))
392 done
393 fi
151 394
152 echo "***** $1 *****" > ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 395 if ${m4flags} ; then
153 echo >> ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 396 set -- "${1}" $(autotools_m4dir_include) "${@:2}" $(autotools_m4sysdir_include)
397 fi
154 398
399 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
400
155 ebegin "Running $1" 401 ebegin "Running $@"
156 $@ >> ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 2>&1 402 "$@" >> "${STDERR_TARGET}" 2>&1
157 ris=$? 403 if ! eend $? && ${autofail} ; then
158 eend ${ris}
159
160 if [[ ${ris} != 0 ]]; then
161 echo 404 echo
162 eerror "Failed Running $1 !" 405 eerror "Failed Running $1 !"
163 eerror 406 eerror
164 eerror "Include in your bugreport the contents of:" 407 eerror "Include in your bugreport the contents of:"
165 eerror 408 eerror
166 eerror " ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/}" 409 eerror " ${STDERR_TARGET}"
167 echo 410 echo
168 die "Failed Running $1 !" 411 die "Failed Running $1 !"
169 fi 412 fi
170} 413}
171 414
172# Internal function to check for support 415# Internal function to check for support
416
417# Keep a list of all the macros we might use so that we only
418# have to run the trace code once. Order doesn't matter.
419ALL_AUTOTOOLS_MACROS=(
420 AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT
421 AC_CONFIG_HEADERS
422 AC_CONFIG_SUBDIRS
423 AC_CONFIG_AUX_DIR AC_CONFIG_MACRO_DIR
424 AM_INIT_AUTOMAKE
425)
173autotools_check_macro() { 426autotools_check_macro() {
174 [[ -f configure.ac || -f configure.in ]] && \ 427 [[ -f configure.ac || -f configure.in ]] || return 0
175 autoconf --trace=$1 2>/dev/null 428
429 # We can run in multiple dirs, so we have to cache the trace
430 # data in $PWD rather than an env var.
431 local trace_file=".__autoconf_trace_data"
432 if [[ ! -e ${trace_file} ]] || [[ aclocal.m4 -nt ${trace_file} ]] ; then
433 WANT_AUTOCONF="2.5" autoconf \
434 $(autotools_m4dir_include) \
435 ${ALL_AUTOTOOLS_MACROS[@]/#/--trace=} > ${trace_file} 2>/dev/null
436 fi
437
438 local macro args=()
439 for macro ; do
440 has ${macro} ${ALL_AUTOTOOLS_MACROS[@]} || die "internal error: add ${macro} to ALL_AUTOTOOLS_MACROS"
441 args+=( -e ":${macro}:" )
442 done
443 grep "${args[@]}" ${trace_file}
444}
445
446# @FUNCTION: autotools_check_macro_val
447# @USAGE: <macro> [macros]
448# @INTERNAL
449# @DESCRIPTION:
450# Look for a macro and extract its value.
451autotools_check_macro_val() {
452 local macro scan_out
453
454 for macro ; do
455 autotools_check_macro "${macro}" | \
456 gawk -v macro="${macro}" \
457 '($0 !~ /^[[:space:]]*(#|dnl)/) {
458 if (match($0, macro ":(.*)$", res))
459 print res[1]
460 }' | uniq
461 done
462
176 return 0 463 return 0
177} 464}
178 465
179# Internal function to get additional subdirs to configure 466_autotools_m4dir_include() {
180autotools_get_subdirs() { 467 local x include_opts
181 local subdirs_scan_out
182 468
183 subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS") 469 for x in "$@" ; do
184 [[ -n ${subdirs_scan_out} ]] || return 0 470 case ${x} in
471 # We handle it below
472 -I) ;;
473 *)
474 [[ ! -d ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist"
475 include_opts+=" -I ${x}"
476 ;;
477 esac
478 done
185 479
186 echo "${subdirs_scan_out}" | gawk \ 480 echo ${include_opts}
187 '($0 !~ /^[[:space:]]*(#|dnl)/) {
188 if (match($0, "AC_CONFIG_SUBDIRS\\(\\[?([^\\])]*)", res)) {
189 split(res[1], DIRS, /[\])]/)
190 print DIRS[1]
191 }
192 }' | uniq
193
194 return 0
195} 481}
482autotools_m4dir_include() { _autotools_m4dir_include ${AT_M4DIR} ; }
483autotools_m4sysdir_include() { _autotools_m4dir_include $(eval echo ${AT_SYS_M4DIR}) ; }
196 484
485fi

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