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Revision 1.99 - (show annotations) (download)
Tue Jul 6 18:55:50 2010 UTC (4 years ago) by vapier
Branch: MAIN
Changes since 1.98: +5 -12 lines
set automake-1.11 to default now that it is stable everywhere

1 # Copyright 1999-2010 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.98 2010/05/23 22:52:41 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 # NB: If you add anything, please comment it!
14
15 inherit eutils libtool
16
17 # @ECLASS-VARIABLE: WANT_AUTOCONF
18 # @DESCRIPTION:
19 # The major version of autoconf your package needs
20 : ${WANT_AUTOCONF:=latest}
21
22 # @ECLASS-VARIABLE: WANT_AUTOMAKE
23 # @DESCRIPTION:
24 # The major version of automake your package needs
25 : ${WANT_AUTOMAKE:=latest}
26
27 # @ECLASS-VARIABLE: _LATEST_AUTOMAKE
28 # @DESCRIPTION:
29 # CONSTANT!
30 # 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,
32 # then circular dependencies may arise during emerge @system bootstraps.
33 # Do NOT change this variable in your ebuilds!
34 _LATEST_AUTOMAKE='1.11'
35
36 _automake_atom="sys-devel/automake"
37 _autoconf_atom="sys-devel/autoconf"
38 if [[ -n ${WANT_AUTOMAKE} ]]; then
39 case ${WANT_AUTOMAKE} in
40 none) _automake_atom="" ;; # some packages don't require automake at all
41 # if you change the "latest" version here, change also autotools_run_tool
42 # this MUST reflect the latest stable major version for each arch!
43 latest) _automake_atom="|| ( `printf '=sys-devel/automake-%s* ' ${_LATEST_AUTOMAKE}` )" ;;
44 *) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*" ;;
45 esac
46 export WANT_AUTOMAKE
47 fi
48
49 if [[ -n ${WANT_AUTOCONF} ]] ; then
50 case ${WANT_AUTOCONF} in
51 none) _autoconf_atom="" ;; # some packages don't require autoconf at all
52 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
53 # if you change the “latest” version here, change also autotools_run_tool
54 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.61" ;;
55 *) _autoconf_atom="INCORRECT-WANT_AUTOCONF-SETTING-IN-EBUILD" ;;
56 esac
57 export WANT_AUTOCONF
58 fi
59
60 AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom}"
61 [[ ${CATEGORY}/${PN} != "sys-devel/libtool" ]] && AUTOTOOLS_DEPEND="${AUTOTOOLS_DEPEND} >=sys-devel/libtool-2.2.6b"
62 RDEPEND=""
63
64 # @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND
65 # @DESCRIPTION:
66 # Set to 'no' to disable automatically adding to DEPEND. This lets
67 # ebuilds former conditional depends by using ${AUTOTOOLS_DEPEND} in
68 # their own DEPEND string.
69 : ${AUTOTOOLS_AUTO_DEPEND:=yes}
70 if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
71 DEPEND=${AUTOTOOLS_DEPEND}
72 fi
73
74 unset _automake_atom _autoconf_atom
75
76 # @ECLASS-VARIABLE: AM_OPTS
77 # @DESCRIPTION:
78 # Additional options to pass to automake during
79 # eautoreconf call.
80
81 # @ECLASS-VARIABLE: AT_NOELIBTOOLIZE
82 # @DESCRIPTION:
83 # Don't run elibtoolize command if set to 'yes',
84 # useful when elibtoolize needs to be ran with
85 # particular options
86
87 # XXX: M4DIR should be deprecated
88 # @ECLASS-VARIABLE: AT_M4DIR
89 # @DESCRIPTION:
90 # Additional director(y|ies) aclocal should search
91 : ${AT_M4DIR:=${M4DIR}}
92 AT_GNUCONF_UPDATE="no"
93
94
95 # @FUNCTION: eautoreconf
96 # @DESCRIPTION:
97 # This function mimes the behavior of autoreconf, but uses the different
98 # eauto* functions to run the tools. It doesn't accept parameters, but
99 # the directory with include files can be specified with AT_M4DIR variable.
100 #
101 # Should do a full autoreconf - normally what most people will be interested in.
102 # Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
103 eautoreconf() {
104 local x auxdir g
105
106 if [[ -z ${AT_NO_RECURSIVE} ]]; then
107 # Take care of subdirs
108 for x in $(autotools_get_subdirs); do
109 if [[ -d ${x} ]] ; then
110 pushd "${x}" >/dev/null
111 AT_NOELIBTOOLIZE="yes" eautoreconf
112 popd >/dev/null
113 fi
114 done
115 fi
116
117 auxdir=$(autotools_get_auxdir)
118
119 einfo "Running eautoreconf in '${PWD}' ..."
120 [[ -n ${auxdir} ]] && mkdir -p ${auxdir}
121 eaclocal
122 [[ ${CHOST} == *-darwin* ]] && g=g
123 if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then
124 _elibtoolize --copy --force --install
125 else
126 _elibtoolize --copy --force
127 fi
128 eautoconf
129 eautoheader
130 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
131
132 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
133
134 # Call it here to prevent failures due to elibtoolize called _before_
135 # eautoreconf. We set $S because elibtoolize runs on that #265319
136 S=${PWD} elibtoolize
137
138 return 0
139 }
140
141 # @FUNCTION: eaclocal
142 # @DESCRIPTION:
143 # 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
145 # without e prefix.
146 # They also force installing the support files for safety.
147 # Respects AT_M4DIR for additional directories to search for macro's.
148 eaclocal() {
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 $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
174 autotools_run_tool aclocal "$@" ${aclocal_opts}
175 }
176
177 # @FUNCTION: _elibtoolize
178 # @DESCRIPTION:
179 # Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from
180 # libtool.eclass.
181 _elibtoolize() {
182 local opts g=
183
184 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro,
185 # check for both it and the current AC_PROG_LIBTOOL)
186 [[ -n $(autotools_check_macro AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT) ]] || return 0
187
188 [[ -f GNUmakefile.am || -f Makefile.am ]] && opts="--automake"
189
190 [[ ${CHOST} == *-darwin* ]] && g=g
191 autotools_run_tool ${LIBTOOLIZE:-${g}libtoolize} "$@" ${opts}
192
193 # Need to rerun aclocal
194 eaclocal
195 }
196
197 # @FUNCTION: eautoheader
198 # @DESCRIPTION:
199 # Runs autoheader.
200 eautoheader() {
201 # Check if we should run autoheader
202 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
203 NO_FAIL=1 autotools_run_tool autoheader "$@"
204 }
205
206 # @FUNCTION: eautoconf
207 # @DESCRIPTION:
208 # Runs autoconf.
209 eautoconf() {
210 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
211 echo
212 eerror "No configure.{ac,in} present in '${PWD}'!"
213 echo
214 die "No configure.{ac,in} present!"
215 fi
216
217 autotools_run_tool autoconf "$@"
218 }
219
220 # @FUNCTION: eautomake
221 # @DESCRIPTION:
222 # Runs automake.
223 eautomake() {
224 local extra_opts
225 local makefile_name
226
227 # Run automake if:
228 # - 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
231 for makefile_name in {GNUmakefile,{M,m}akefile}.{am,in} "" ; do
232 [[ -f ${makefile_name} ]] && break
233 done
234 [[ -z ${makefile_name} ]] && return 0
235
236 if [[ ${makefile_name} == *.in ]] ; then
237 if ! grep -qs AM_INIT_AUTOMAKE configure.?? ; then
238 return 0
239 fi
240
241 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
242 local used_automake
243 local installed_automake
244
245 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
246 sed -e 's:.*(GNU automake) ::')
247 used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
248 sed -e 's:.*by automake \(.*\) from .*:\1:')
249
250 if [[ ${installed_automake} != ${used_automake} ]]; then
251 einfo "Automake used for the package (${used_automake}) differs from"
252 einfo "the installed version (${installed_automake})."
253 eautoreconf
254 return 0
255 fi
256 fi
257
258 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS ]] \
259 || extra_opts="${extra_opts} --foreign"
260
261 # --force-missing seems not to be recognized by some flavours of automake
262 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
263 }
264
265 # @FUNCTION: eautopoint
266 # @DESCRIPTION:
267 # Runs autopoint (from the gettext package).
268 eautopoint() {
269 autotools_run_tool autopoint "$@"
270 }
271
272 # Internal function to run an autotools' tool
273 autotools_run_tool() {
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
279 # possible order problems, see bug #270010 as an example.
280 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
281 local pv
282 for pv in ${_LATEST_AUTOMAKE} ; do
283 # has_version respects ROOT, but in this case, we don't want it to,
284 # thus "ROOT=/" prefix:
285 ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="$pv"
286 done
287 [[ ${WANT_AUTOMAKE} == "latest" ]] && \
288 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
289 fi
290 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
291
292 local STDERR_TARGET="${T}/$1.out"
293 # most of the time, there will only be one run, but if there are
294 # more, make sure we get unique log filenames
295 if [[ -e ${STDERR_TARGET} ]] ; then
296 STDERR_TARGET="${T}/$1-$$.out"
297 fi
298
299 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
300
301 ebegin "Running $@"
302 "$@" >> "${STDERR_TARGET}" 2>&1
303 eend $?
304
305 if [[ $? != 0 && ${NO_FAIL} != 1 ]] ; then
306 echo
307 eerror "Failed Running $1 !"
308 eerror
309 eerror "Include in your bugreport the contents of:"
310 eerror
311 eerror " ${STDERR_TARGET}"
312 echo
313 die "Failed Running $1 !"
314 fi
315 }
316
317 # Internal function to check for support
318 autotools_check_macro() {
319 [[ -f configure.ac || -f configure.in ]] || return 0
320 local macro
321 for macro ; do
322 WANT_AUTOCONF="2.5" autoconf --trace="${macro}" 2>/dev/null
323 done
324 return 0
325 }
326
327 # Internal function to get additional subdirs to configure
328 autotools_get_subdirs() {
329 local subdirs_scan_out
330
331 subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS")
332 [[ -n ${subdirs_scan_out} ]] || return 0
333
334 echo "${subdirs_scan_out}" | gawk \
335 '($0 !~ /^[[:space:]]*(#|dnl)/) {
336 if (match($0, /AC_CONFIG_SUBDIRS:(.*)$/, res))
337 print res[1]
338 }' | uniq
339
340 return 0
341 }
342
343 autotools_get_auxdir() {
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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