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Revision 1.151 - (show annotations) (download)
Mon Jan 28 04:13:00 2013 UTC (22 months ago) by vapier
Branch: MAIN
Changes since 1.150: +9 -4 lines
use -l to set the macro dir when using autoconf-2.13 #448986 by Ryan Sleevi

1 # Copyright 1999-2013 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.150 2013/01/05 02:27:16 zmedico Exp $
4
5 # @ECLASS: autotools.eclass
6 # @MAINTAINER:
7 # base-system@gentoo.org
8 # @BLURB: Regenerates auto* build scripts
9 # @DESCRIPTION:
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.
12
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
16 if [[ ${___ECLASS_ONCE_AUTOTOOLS} != "recur -_+^+_- spank" ]] ; then
17 ___ECLASS_ONCE_AUTOTOOLS="recur -_+^+_- spank"
18
19 inherit libtool multiprocessing
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 1.12:1.12 )
47
48 _automake_atom="sys-devel/automake"
49 _autoconf_atom="sys-devel/autoconf"
50 if [[ -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
67 fi
68
69 if [[ -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
78 fi
79
80 _libtool_atom="sys-devel/libtool"
81 if [[ -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
88 fi
89
90 AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom} ${_libtool_atom}"
91 RDEPEND=""
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}
99 if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
100 DEPEND=${AUTOTOOLS_DEPEND}
101 fi
102
103 unset _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:
127 # Additional director(y|ies) aclocal should search
128 : ${AT_M4DIR:=}
129
130 # @ECLASS-VARIABLE: AT_SYS_M4DIR
131 # @INTERNAL
132 # @DESCRIPTION:
133 # For system integrators, a list of additional aclocal search paths.
134 # This variable gets eval-ed, so you can use variables in the definition
135 # that may not be valid until eautoreconf & friends are run.
136 : ${AT_SYS_M4DIR:=}
137
138 # @FUNCTION: eautoreconf
139 # @DESCRIPTION:
140 # This function mimes the behavior of autoreconf, but uses the different
141 # eauto* functions to run the tools. It doesn't accept parameters, but
142 # the directory with include files can be specified with AT_M4DIR variable.
143 #
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.
146 eautoreconf() {
147 local x g multitop
148
149 if [[ -z ${AT_TOPLEVEL_EAUTORECONF} ]] ; then
150 AT_TOPLEVEL_EAUTORECONF="yes"
151 multitop="yes"
152 multijob_init
153 fi
154
155 if [[ -z ${AT_NO_RECURSIVE} ]] ; then
156 # Take care of subdirs
157 for x in $(autotools_check_macro_val AC_CONFIG_SUBDIRS) ; do
158 if [[ -d ${x} ]] ; then
159 pushd "${x}" >/dev/null
160 if [[ -z ${PAST_TOPLEVEL_EAUTORECONF} ]] ; then
161 PAST_TOPLEVEL_EAUTORECONF="yes" AT_NOELIBTOOLIZE="yes" \
162 multijob_child_init eautoreconf || die
163 else
164 # Avoid unsafe nested multijob_finish_one for bug #426512.
165 AT_NOELIBTOOLIZE="yes" eautoreconf || die
166 fi
167 popd >/dev/null
168 fi
169 done
170 fi
171
172 einfo "Running eautoreconf in '${PWD}' ..."
173
174 local m4dirs=$(autotools_check_macro_val AC_CONFIG_{AUX,MACRO}_DIR)
175 [[ -n ${m4dirs} ]] && mkdir -p ${m4dirs}
176
177 # Run all the tools before aclocal so we can gather the .m4 files.
178 local i tools=(
179 # <tool> <was run> <command>
180 glibgettext false "autotools_run_tool glib-gettextize --copy --force"
181 gettext false "autotools_run_tool --at-missing autopoint --force"
182 # intltool must come after autopoint.
183 intltool false "autotools_run_tool intltoolize --automake --copy --force"
184 gtkdoc false "autotools_run_tool --at-missing gtkdocize --copy"
185 gnomedoc false "autotools_run_tool --at-missing gnome-doc-prepare --copy --force"
186 libtool false "_elibtoolize --install --copy --force"
187 )
188 for (( i = 0; i < ${#tools[@]}; i += 3 )) ; do
189 if _at_uses_${tools[i]} ; then
190 tools[i+1]=true
191 ${tools[i+2]}
192 fi
193 done
194
195 # Generate aclocal.m4 with our up-to-date m4 files.
196 local rerun_aclocal=false
197 eaclocal
198
199 # Check to see if we had macros expanded by other macros or in other
200 # m4 files that we couldn't detect early. This is uncommon, but some
201 # packages do this, so we have to handle it correctly.
202 for (( i = 0; i < ${#tools[@]}; i += 3 )) ; do
203 if ! ${tools[i+1]} && _at_uses_${tools[i]} ; then
204 ${tools[i+2]}
205 rerun_aclocal=true
206 fi
207 done
208 ${rerun_aclocal} && eaclocal
209
210 eautoconf
211 eautoheader
212 [[ ${AT_NOEAUTOMAKE} != "yes" ]] && FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
213
214 if [[ ${AT_NOELIBTOOLIZE} != "yes" ]] ; then
215 # Call it here to prevent failures due to elibtoolize called _before_
216 # eautoreconf. We set $S because elibtoolize runs on that #265319
217 S=${PWD} elibtoolize --force
218 fi
219
220 if [[ -n ${multitop} ]] ; then
221 unset AT_TOPLEVEL_EAUTORECONF
222 multijob_finish || die
223 fi
224
225 return 0
226 }
227
228 # @FUNCTION: _at_uses_pkg
229 # @USAGE: <macros>
230 # @INTERNAL
231 # See if the specified macros are enabled.
232 _at_uses_pkg() {
233 if [[ -n $(autotools_check_macro "$@") ]] ; then
234 return 0
235 else
236 # If the trace didn't find it (perhaps because aclocal.m4 hasn't
237 # been generated yet), cheat, but be conservative.
238 local macro args=()
239 for macro ; do
240 args+=( -e "^[[:space:]]*${macro}\>" )
241 done
242 egrep -q "${args[@]}" configure.??
243 fi
244 }
245 _at_uses_autoheader() { _at_uses_pkg AC_CONFIG_HEADERS; }
246 _at_uses_automake() { _at_uses_pkg AM_INIT_AUTOMAKE; }
247 _at_uses_gettext() { _at_uses_pkg AM_GNU_GETTEXT_VERSION; }
248 _at_uses_glibgettext() { _at_uses_pkg AM_GLIB_GNU_GETTEXT; }
249 _at_uses_intltool() { _at_uses_pkg {AC,IT}_PROG_INTLTOOL; }
250 _at_uses_gtkdoc() { _at_uses_pkg GTK_DOC_CHECK; }
251 _at_uses_gnomedoc() { _at_uses_pkg GNOME_DOC_INIT; }
252 _at_uses_libtool() { _at_uses_pkg A{C,M}_PROG_LIBTOOL LT_INIT; }
253
254 # @FUNCTION: eaclocal_amflags
255 # @DESCRIPTION:
256 # Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
257 # (most) of the crazy crap that people throw at us.
258 eaclocal_amflags() {
259 local aclocal_opts amflags_file
260
261 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
262 [[ -e ${amflags_file} ]] || continue
263 # setup the env in case the pkg does something crazy
264 # in their ACLOCAL_AMFLAGS. like run a shell script
265 # which turns around and runs autotools. #365401
266 # or split across multiple lines. #383525
267 autotools_env_setup
268 aclocal_opts=$(sed -n \
269 "/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
270 # match the first line
271 s:[^=]*=::p; \
272 # then gobble up all escaped lines
273 : nextline /\\\\$/{ n; p; b nextline; } \
274 }" ${amflags_file})
275 eval aclocal_opts=\""${aclocal_opts}"\"
276 break
277 done
278
279 echo ${aclocal_opts}
280 }
281
282 # @FUNCTION: eaclocal
283 # @DESCRIPTION:
284 # These functions runs the autotools using autotools_run_tool with the
285 # specified parametes. The name of the tool run is the same of the function
286 # without e prefix.
287 # They also force installing the support files for safety.
288 # Respects AT_M4DIR for additional directories to search for macro's.
289 eaclocal() {
290 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
291 autotools_run_tool --at-m4flags aclocal "$@" $(eaclocal_amflags)
292 }
293
294 # @FUNCTION: _elibtoolize
295 # @DESCRIPTION:
296 # Runs libtoolize. If --install is the first arg, automatically drop it if
297 # the active libtool version doesn't support it.
298 #
299 # Note the '_' prefix .. to not collide with elibtoolize() from libtool.eclass.
300 _elibtoolize() {
301 local LIBTOOLIZE=${LIBTOOLIZE:-$(type -P glibtoolize > /dev/null && echo glibtoolize || echo libtoolize)}
302
303 [[ -f GNUmakefile.am || -f Makefile.am ]] && set -- "$@" --automake
304 if [[ $1 == "--install" ]] ; then
305 ${LIBTOOLIZE} -n --install >& /dev/null || shift
306 fi
307
308 autotools_run_tool ${LIBTOOLIZE} "$@" ${opts}
309 }
310
311 # @FUNCTION: eautoheader
312 # @DESCRIPTION:
313 # Runs autoheader.
314 eautoheader() {
315 _at_uses_autoheader || return 0
316 autotools_run_tool --at-no-fail --at-m4flags autoheader "$@"
317 }
318
319 # @FUNCTION: eautoconf
320 # @DESCRIPTION:
321 # Runs autoconf.
322 eautoconf() {
323 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
324 echo
325 eerror "No configure.{ac,in} present in '${PWD}'!"
326 echo
327 die "No configure.{ac,in} present!"
328 fi
329
330 autotools_run_tool --at-m4flags autoconf "$@"
331 }
332
333 # @FUNCTION: eautomake
334 # @DESCRIPTION:
335 # Runs automake.
336 eautomake() {
337 local extra_opts
338 local makefile_name
339
340 # Run automake if:
341 # - a Makefile.am type file exists
342 # - the configure script is using the AM_INIT_AUTOMAKE directive
343 for makefile_name in {GNUmakefile,{M,m}akefile}.am "" ; do
344 [[ -f ${makefile_name} ]] && break
345 done
346
347 if [[ -z ${makefile_name} ]] ; then
348 _at_uses_automake || return 0
349
350 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
351 local used_automake
352 local installed_automake
353
354 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
355 sed -e 's:.*(GNU automake) ::')
356 used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
357 sed -e 's:.*by automake \(.*\) from .*:\1:')
358
359 if [[ ${installed_automake} != ${used_automake} ]]; then
360 einfo "Automake used for the package (${used_automake}) differs from"
361 einfo "the installed version (${installed_automake})."
362 eautoreconf
363 return 0
364 fi
365 fi
366
367 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] \
368 || extra_opts="${extra_opts} --foreign"
369
370 # --force-missing seems not to be recognized by some flavours of automake
371 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
372 }
373
374 # @FUNCTION: eautopoint
375 # @DESCRIPTION:
376 # Runs autopoint (from the gettext package).
377 eautopoint() {
378 autotools_run_tool autopoint "$@"
379 }
380
381 # @FUNCTION: config_rpath_update
382 # @USAGE: [destination]
383 # @DESCRIPTION:
384 # Some packages utilize the config.rpath helper script, but don't
385 # use gettext directly. So we have to copy it in manually since
386 # we can't let `autopoint` do it for us.
387 config_rpath_update() {
388 local dst src=$(type -P gettext | sed 's:bin/gettext:share/gettext/config.rpath:')
389
390 [[ $# -eq 0 ]] && set -- $(find -name config.rpath)
391 [[ $# -eq 0 ]] && return 0
392
393 einfo "Updating all config.rpath files"
394 for dst in "$@" ; do
395 einfo " ${dst}"
396 cp "${src}" "${dst}" || die
397 done
398 }
399
400 # @FUNCTION: autotools_env_setup
401 # @INTERNAL
402 # @DESCRIPTION:
403 # Process the WANT_AUTO{CONF,MAKE} flags.
404 autotools_env_setup() {
405 # We do the "latest" → version switch here because it solves
406 # possible order problems, see bug #270010 as an example.
407 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
408 local pv
409 for pv in ${_LATEST_AUTOMAKE[@]/#*:} ; do
410 # has_version respects ROOT, but in this case, we don't want it to,
411 # thus "ROOT=/" prefix:
412 ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="${pv}"
413 done
414 [[ ${WANT_AUTOMAKE} == "latest" ]] && \
415 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
416 fi
417 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
418 }
419
420 # @FUNCTION: autotools_run_tool
421 # @USAGE: [--at-no-fail] [--at-m4flags] [--at-missing] <autotool> [tool-specific flags]
422 # @INTERNAL
423 # @DESCRIPTION:
424 # Run the specified autotool helper, but do logging and error checking
425 # around it in the process.
426 autotools_run_tool() {
427 # Process our own internal flags first
428 local autofail=true m4flags=false missing_ok=false
429 while [[ -n $1 ]] ; do
430 case $1 in
431 --at-no-fail) autofail=false;;
432 --at-m4flags) m4flags=true;;
433 --at-missing) missing_ok=true;;
434 # whatever is left goes to the actual tool
435 *) break;;
436 esac
437 shift
438 done
439
440 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
441 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
442 fi
443
444 if ${missing_ok} && ! type -P ${1} >/dev/null ; then
445 einfo "Skipping '$*' due $1 not installed"
446 return 0
447 fi
448
449 autotools_env_setup
450
451 local STDERR_TARGET="${T}/$1.out"
452 # most of the time, there will only be one run, but if there are
453 # more, make sure we get unique log filenames
454 if [[ -e ${STDERR_TARGET} ]] ; then
455 local i=1
456 while :; do
457 STDERR_TARGET="${T}/$1-${i}.out"
458 [[ -e ${STDERR_TARGET} ]] || break
459 : $(( i++ ))
460 done
461 fi
462
463 if ${m4flags} ; then
464 set -- "${1}" $(autotools_m4dir_include) "${@:2}" $(autotools_m4sysdir_include)
465 fi
466
467 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
468
469 ebegin "Running $@"
470 "$@" >> "${STDERR_TARGET}" 2>&1
471 if ! eend $? && ${autofail} ; then
472 echo
473 eerror "Failed Running $1 !"
474 eerror
475 eerror "Include in your bugreport the contents of:"
476 eerror
477 eerror " ${STDERR_TARGET}"
478 echo
479 die "Failed Running $1 !"
480 fi
481 }
482
483 # Internal function to check for support
484
485 # Keep a list of all the macros we might use so that we only
486 # have to run the trace code once. Order doesn't matter.
487 ALL_AUTOTOOLS_MACROS=(
488 AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT
489 AC_CONFIG_HEADERS
490 AC_CONFIG_SUBDIRS
491 AC_CONFIG_AUX_DIR AC_CONFIG_MACRO_DIR
492 AM_INIT_AUTOMAKE
493 AM_GLIB_GNU_GETTEXT
494 AM_GNU_GETTEXT_VERSION
495 {AC,IT}_PROG_INTLTOOL
496 GTK_DOC_CHECK
497 GNOME_DOC_INIT
498 )
499 autotools_check_macro() {
500 [[ -f configure.ac || -f configure.in ]] || return 0
501
502 # We can run in multiple dirs, so we have to cache the trace
503 # data in $PWD rather than an env var.
504 local trace_file=".__autoconf_trace_data"
505 if [[ ! -e ${trace_file} ]] || [[ ! aclocal.m4 -ot ${trace_file} ]] ; then
506 WANT_AUTOCONF="2.5" autoconf \
507 $(autotools_m4dir_include) \
508 ${ALL_AUTOTOOLS_MACROS[@]/#/--trace=} > ${trace_file} 2>/dev/null
509 fi
510
511 local macro args=()
512 for macro ; do
513 has ${macro} ${ALL_AUTOTOOLS_MACROS[@]} || die "internal error: add ${macro} to ALL_AUTOTOOLS_MACROS"
514 args+=( -e ":${macro}:" )
515 done
516 grep "${args[@]}" ${trace_file}
517 }
518
519 # @FUNCTION: autotools_check_macro_val
520 # @USAGE: <macro> [macros]
521 # @INTERNAL
522 # @DESCRIPTION:
523 # Look for a macro and extract its value.
524 autotools_check_macro_val() {
525 local macro scan_out
526
527 for macro ; do
528 autotools_check_macro "${macro}" | \
529 gawk -v macro="${macro}" \
530 '($0 !~ /^[[:space:]]*(#|dnl)/) {
531 if (match($0, macro ":(.*)$", res))
532 print res[1]
533 }' | uniq
534 done
535
536 return 0
537 }
538
539 _autotools_m4dir_include() {
540 local x include_opts flag
541
542 # Use the right flag to autoconf based on the version #448986
543 [[ ${WANT_AUTOCONF} == "2.1" ]] \
544 && flag="l" \
545 || flag="I"
546
547 for x in "$@" ; do
548 case ${x} in
549 # We handle it below
550 -${flag}) ;;
551 *)
552 [[ ! -d ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist"
553 include_opts+=" -${flag} ${x}"
554 ;;
555 esac
556 done
557
558 echo ${include_opts}
559 }
560 autotools_m4dir_include() { _autotools_m4dir_include ${AT_M4DIR} ; }
561 autotools_m4sysdir_include() { _autotools_m4dir_include $(eval echo ${AT_SYS_M4DIR}) ; }
562
563 fi

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