/[gentoo-x86]/eclass/autotools.eclass
Gentoo

Contents of /eclass/autotools.eclass

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1.111 - (show annotations) (download)
Tue Dec 13 21:27:38 2011 UTC (2 years, 11 months ago) by vapier
Branch: MAIN
Changes since 1.110: +6 -1 lines
avoid multiple inclusions when possible to speed caching up

1 # Copyright 1999-2011 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.110 2011/11/14 17:08:49 vapier 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 if [[ ${___ECLASS_ONCE_AUTOTOOLS} != "recur -_+^+_- spank" ]] ; then
14 ___ECLASS_ONCE_AUTOTOOLS="recur -_+^+_- spank"
15
16 inherit eutils libtool
17
18 # @ECLASS-VARIABLE: WANT_AUTOCONF
19 # @DESCRIPTION:
20 # The major version of autoconf your package needs
21 : ${WANT_AUTOCONF:=latest}
22
23 # @ECLASS-VARIABLE: WANT_AUTOMAKE
24 # @DESCRIPTION:
25 # The major version of automake your package needs
26 : ${WANT_AUTOMAKE:=latest}
27
28 # @ECLASS-VARIABLE: WANT_LIBTOOL
29 # @DESCRIPTION:
30 # Do you want libtool? Valid values here are "latest" and "none".
31 : ${WANT_LIBTOOL:=latest}
32
33 # @ECLASS-VARIABLE: _LATEST_AUTOMAKE
34 # @INTERNAL
35 # @DESCRIPTION:
36 # CONSTANT!
37 # The latest major version/slot of automake available on each arch.
38 # If a newer version is stable on any arch, and is NOT reflected in this list,
39 # then circular dependencies may arise during emerge @system bootstraps.
40 # Do NOT change this variable in your ebuilds!
41 _LATEST_AUTOMAKE='1.11'
42
43 _automake_atom="sys-devel/automake"
44 _autoconf_atom="sys-devel/autoconf"
45 if [[ -n ${WANT_AUTOMAKE} ]]; then
46 case ${WANT_AUTOMAKE} in
47 none) _automake_atom="" ;; # some packages don't require automake at all
48 # if you change the "latest" version here, change also autotools_run_tool
49 # this MUST reflect the latest stable major version for each arch!
50 latest) _automake_atom="|| ( `printf '=sys-devel/automake-%s* ' ${_LATEST_AUTOMAKE}` )" ;;
51 *) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*" ;;
52 esac
53 export WANT_AUTOMAKE
54 fi
55
56 if [[ -n ${WANT_AUTOCONF} ]] ; then
57 case ${WANT_AUTOCONF} in
58 none) _autoconf_atom="" ;; # some packages don't require autoconf at all
59 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
60 # if you change the “latest” version here, change also autotools_run_tool
61 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.61" ;;
62 *) die "Invalid WANT_AUTOCONF value '${WANT_AUTOCONF}'" ;;
63 esac
64 export WANT_AUTOCONF
65 fi
66
67 _libtool_atom="sys-devel/libtool"
68 if [[ -n ${WANT_LIBTOOL} ]] ; then
69 case ${WANT_LIBTOOL} in
70 none) _libtool_atom="" ;;
71 latest) ;;
72 *) die "Invalid WANT_LIBTOOL value '${WANT_LIBTOOL}'" ;;
73 esac
74 export WANT_LIBTOOL
75 fi
76
77 AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom} ${_libtool_atom}"
78 RDEPEND=""
79
80 # @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND
81 # @DESCRIPTION:
82 # Set to 'no' to disable automatically adding to DEPEND. This lets
83 # ebuilds former conditional depends by using ${AUTOTOOLS_DEPEND} in
84 # their own DEPEND string.
85 : ${AUTOTOOLS_AUTO_DEPEND:=yes}
86 if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
87 DEPEND=${AUTOTOOLS_DEPEND}
88 fi
89
90 unset _automake_atom _autoconf_atom
91
92 # @ECLASS-VARIABLE: AM_OPTS
93 # @DEFAULT_UNSET
94 # @DESCRIPTION:
95 # Additional options to pass to automake during
96 # eautoreconf call.
97
98 # @ECLASS-VARIABLE: AT_NOELIBTOOLIZE
99 # @DEFAULT_UNSET
100 # @DESCRIPTION:
101 # Don't run elibtoolize command if set to 'yes',
102 # useful when elibtoolize needs to be ran with
103 # particular options
104
105 # XXX: M4DIR should be deprecated
106 # @ECLASS-VARIABLE: AT_M4DIR
107 # @DESCRIPTION:
108 # Additional director(y|ies) aclocal should search
109 : ${AT_M4DIR:=${M4DIR}}
110
111 # @FUNCTION: eautoreconf
112 # @DESCRIPTION:
113 # This function mimes the behavior of autoreconf, but uses the different
114 # eauto* functions to run the tools. It doesn't accept parameters, but
115 # the directory with include files can be specified with AT_M4DIR variable.
116 #
117 # Should do a full autoreconf - normally what most people will be interested in.
118 # Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
119 eautoreconf() {
120 local x auxdir g
121
122 if [[ -z ${AT_NO_RECURSIVE} ]]; then
123 # Take care of subdirs
124 for x in $(autotools_get_subdirs); do
125 if [[ -d ${x} ]] ; then
126 pushd "${x}" >/dev/null
127 AT_NOELIBTOOLIZE="yes" eautoreconf
128 popd >/dev/null
129 fi
130 done
131 fi
132
133 auxdir=$(autotools_get_auxdir)
134
135 einfo "Running eautoreconf in '${PWD}' ..."
136 [[ -n ${auxdir} ]] && mkdir -p ${auxdir}
137 eaclocal
138 [[ ${CHOST} == *-darwin* ]] && g=g
139 if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then
140 _elibtoolize --copy --force --install
141 else
142 _elibtoolize --copy --force
143 fi
144 eautoconf
145 eautoheader
146 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
147
148 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
149
150 # Call it here to prevent failures due to elibtoolize called _before_
151 # eautoreconf. We set $S because elibtoolize runs on that #265319
152 S=${PWD} elibtoolize --force
153
154 return 0
155 }
156
157 # @FUNCTION: eaclocal_amflags
158 # @DESCRIPTION:
159 # Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
160 # (most) of the crazy crap that people throw at us.
161 eaclocal_amflags() {
162 local aclocal_opts amflags_file
163
164 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
165 [[ -e ${amflags_file} ]] || continue
166 # setup the env in case the pkg does something crazy
167 # in their ACLOCAL_AMFLAGS. like run a shell script
168 # which turns around and runs autotools. #365401
169 # or split across multiple lines. #383525
170 autotools_env_setup
171 aclocal_opts=$(sed -n \
172 "/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
173 # match the first line
174 s:[^=]*=::p; \
175 # then gobble up all escaped lines
176 : nextline /\\\\$/{ n; p; b nextline; } \
177 }" ${amflags_file})
178 eval aclocal_opts=\""${aclocal_opts}"\"
179 break
180 done
181
182 echo ${aclocal_opts}
183 }
184
185 # @FUNCTION: eaclocal
186 # @DESCRIPTION:
187 # These functions runs the autotools using autotools_run_tool with the
188 # specified parametes. The name of the tool run is the same of the function
189 # without e prefix.
190 # They also force installing the support files for safety.
191 # Respects AT_M4DIR for additional directories to search for macro's.
192 eaclocal() {
193 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
194 autotools_run_tool aclocal $(autotools_m4dir_include) "$@" $(eaclocal_amflags)
195 }
196
197 # @FUNCTION: _elibtoolize
198 # @DESCRIPTION:
199 # Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from
200 # libtool.eclass.
201 _elibtoolize() {
202 local opts g=
203
204 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro,
205 # check for both it and the current AC_PROG_LIBTOOL)
206 [[ -n $(autotools_check_macro AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT) ]] || return 0
207
208 [[ -f GNUmakefile.am || -f Makefile.am ]] && opts="--automake"
209
210 [[ ${CHOST} == *-darwin* ]] && g=g
211 autotools_run_tool ${LIBTOOLIZE:-${g}libtoolize} "$@" ${opts}
212
213 # Need to rerun aclocal
214 eaclocal
215 }
216
217 # @FUNCTION: eautoheader
218 # @DESCRIPTION:
219 # Runs autoheader.
220 eautoheader() {
221 # Check if we should run autoheader
222 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
223 NO_FAIL=1 autotools_run_tool autoheader $(autotools_m4dir_include) "$@"
224 }
225
226 # @FUNCTION: eautoconf
227 # @DESCRIPTION:
228 # Runs autoconf.
229 eautoconf() {
230 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
231 echo
232 eerror "No configure.{ac,in} present in '${PWD}'!"
233 echo
234 die "No configure.{ac,in} present!"
235 fi
236
237 autotools_run_tool autoconf $(autotools_m4dir_include) "$@"
238 }
239
240 # @FUNCTION: eautomake
241 # @DESCRIPTION:
242 # Runs automake.
243 eautomake() {
244 local extra_opts
245 local makefile_name
246
247 # Run automake if:
248 # - a Makefile.am type file exists
249 # - a Makefile.in type file exists and the configure
250 # script is using the AM_INIT_AUTOMAKE directive
251 for makefile_name in {GNUmakefile,{M,m}akefile}.{am,in} "" ; do
252 [[ -f ${makefile_name} ]] && break
253 done
254 [[ -z ${makefile_name} ]] && return 0
255
256 if [[ ${makefile_name} == *.in ]] ; then
257 if ! grep -qs AM_INIT_AUTOMAKE configure.?? ; then
258 return 0
259 fi
260
261 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
262 local used_automake
263 local installed_automake
264
265 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
266 sed -e 's:.*(GNU automake) ::')
267 used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
268 sed -e 's:.*by automake \(.*\) from .*:\1:')
269
270 if [[ ${installed_automake} != ${used_automake} ]]; then
271 einfo "Automake used for the package (${used_automake}) differs from"
272 einfo "the installed version (${installed_automake})."
273 eautoreconf
274 return 0
275 fi
276 fi
277
278 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] \
279 || extra_opts="${extra_opts} --foreign"
280
281 # --force-missing seems not to be recognized by some flavours of automake
282 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
283 }
284
285 # @FUNCTION: eautopoint
286 # @DESCRIPTION:
287 # Runs autopoint (from the gettext package).
288 eautopoint() {
289 autotools_run_tool autopoint "$@"
290 }
291
292 # Internal function to run an autotools' tool
293 autotools_env_setup() {
294 # We do the “latest” → version switch here because it solves
295 # possible order problems, see bug #270010 as an example.
296 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
297 local pv
298 for pv in ${_LATEST_AUTOMAKE} ; do
299 # has_version respects ROOT, but in this case, we don't want it to,
300 # thus "ROOT=/" prefix:
301 ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="$pv"
302 done
303 [[ ${WANT_AUTOMAKE} == "latest" ]] && \
304 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
305 fi
306 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
307 }
308 autotools_run_tool() {
309 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
310 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
311 fi
312
313 autotools_env_setup
314
315 local STDERR_TARGET="${T}/$1.out"
316 # most of the time, there will only be one run, but if there are
317 # more, make sure we get unique log filenames
318 if [[ -e ${STDERR_TARGET} ]] ; then
319 local i=1
320 while :; do
321 STDERR_TARGET="${T}/$1-${i}.out"
322 [[ -e ${STDERR_TARGET} ]] || break
323 : $(( i++ ))
324 done
325 fi
326
327 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
328
329 ebegin "Running $@"
330 "$@" >> "${STDERR_TARGET}" 2>&1
331 eend $?
332
333 if [[ $? != 0 && ${NO_FAIL} != 1 ]] ; then
334 echo
335 eerror "Failed Running $1 !"
336 eerror
337 eerror "Include in your bugreport the contents of:"
338 eerror
339 eerror " ${STDERR_TARGET}"
340 echo
341 die "Failed Running $1 !"
342 fi
343 }
344
345 # Internal function to check for support
346 autotools_check_macro() {
347 [[ -f configure.ac || -f configure.in ]] || return 0
348 local macro
349 for macro ; do
350 WANT_AUTOCONF="2.5" autoconf $(autotools_m4dir_include) --trace="${macro}" 2>/dev/null
351 done
352 return 0
353 }
354
355 # Internal function to get additional subdirs to configure
356 autotools_get_subdirs() {
357 local subdirs_scan_out
358
359 subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS")
360 [[ -n ${subdirs_scan_out} ]] || return 0
361
362 echo "${subdirs_scan_out}" | gawk \
363 '($0 !~ /^[[:space:]]*(#|dnl)/) {
364 if (match($0, /AC_CONFIG_SUBDIRS:(.*)$/, res))
365 print res[1]
366 }' | uniq
367
368 return 0
369 }
370
371 autotools_get_auxdir() {
372 local auxdir_scan_out
373
374 auxdir_scan_out=$(autotools_check_macro "AC_CONFIG_AUX_DIR")
375 [[ -n ${auxdir_scan_out} ]] || return 0
376
377 echo ${auxdir_scan_out} | gawk \
378 '($0 !~ /^[[:space:]]*(#|dnl)/) {
379 if (match($0, /AC_CONFIG_AUX_DIR:(.*)$/, res))
380 print res[1]
381 }' | uniq
382
383 return 0
384 }
385
386 autotools_m4dir_include() {
387 [[ -n ${AT_M4DIR} ]] || return
388
389 local include_opts=
390
391 for x in ${AT_M4DIR} ; do
392 case "${x}" in
393 "-I")
394 # We handle it below
395 ;;
396 *)
397 [[ ! -d ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist"
398 include_opts="${include_opts} -I ${x}"
399 ;;
400 esac
401 done
402
403 echo $include_opts
404 }
405
406 fi

  ViewVC Help
Powered by ViewVC 1.1.20