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Revision 1.94 - (show annotations) (download)
Sun Mar 7 17:43:11 2010 UTC (4 years, 9 months ago) by vapier
Branch: MAIN
Changes since 1.93: +4 -3 lines
tweak default variable value so eclass-manpages can figure things out

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 1.92 2010/02/08 11:04:01 ssuominen 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 _automake_atom="sys-devel/automake"
28 _autoconf_atom="sys-devel/autoconf"
29 if [[ -n ${WANT_AUTOMAKE} ]]; then
30 case ${WANT_AUTOMAKE} in
31 none) _automake_atom="" ;; # some packages don't require automake at all
32 # if you change the “latest” version here, change also autotools_run_tool
33 latest) _automake_atom="=sys-devel/automake-1.10*" ;;
34 *) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*" ;;
35 esac
36 export WANT_AUTOMAKE
37 fi
38
39 if [[ -n ${WANT_AUTOCONF} ]] ; then
40 case ${WANT_AUTOCONF} in
41 none) _autoconf_atom="" ;; # some packages don't require autoconf at all
42 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
43 # if you change the “latest” version here, change also autotools_run_tool
44 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.61" ;;
45 *) _autoconf_atom="INCORRECT-WANT_AUTOCONF-SETTING-IN-EBUILD" ;;
46 esac
47 export WANT_AUTOCONF
48 fi
49
50 AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom}"
51 [[ ${CATEGORY}/${PN} != "sys-devel/libtool" ]] && AUTOTOOLS_DEPEND="${AUTOTOOLS_DEPEND} >=sys-devel/libtool-2.2.6b"
52 RDEPEND=""
53
54 # @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND
55 # @DESCRIPTION:
56 # Set to 'no' to disable automatically adding to DEPEND. This lets
57 # ebuilds former conditional depends by using ${AUTOTOOLS_DEPEND} in
58 # their own DEPEND string.
59 : ${AUTOTOOLS_AUTO_DEPEND:=yes}
60 if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
61 DEPEND=${AUTOTOOLS_DEPEND}
62 fi
63
64 unset _automake_atom _autoconf_atom
65
66 # @ECLASS-VARIABLE: AM_OPTS
67 # @DESCRIPTION:
68 # Additional options to pass to automake during
69 # eautoreconf call.
70
71 # @ECLASS-VARIABLE: AT_NOELIBTOOLIZE
72 # @DESCRIPTION:
73 # Don't run elibtoolize command if set to 'yes',
74 # useful when elibtoolize needs to be ran with
75 # particular options
76
77 # XXX: M4DIR should be deprecated
78 # @ECLASS-VARIABLE: AT_M4DIR
79 # @DESCRIPTION:
80 # Additional director(y|ies) aclocal should search
81 : ${AT_M4DIR:=${M4DIR}}
82 AT_GNUCONF_UPDATE="no"
83
84
85 # @FUNCTION: eautoreconf
86 # @DESCRIPTION:
87 # This function mimes the behavior of autoreconf, but uses the different
88 # eauto* functions to run the tools. It doesn't accept parameters, but
89 # the directory with include files can be specified with AT_M4DIR variable.
90 #
91 # Should do a full autoreconf - normally what most people will be interested in.
92 # Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
93 eautoreconf() {
94 local x auxdir g
95
96 if [[ -z ${AT_NO_RECURSIVE} ]]; then
97 # Take care of subdirs
98 for x in $(autotools_get_subdirs); do
99 if [[ -d ${x} ]] ; then
100 pushd "${x}" >/dev/null
101 AT_NOELIBTOOLIZE="yes" eautoreconf
102 popd >/dev/null
103 fi
104 done
105 fi
106
107 auxdir=$(autotools_get_auxdir)
108
109 einfo "Running eautoreconf in '${PWD}' ..."
110 [[ -n ${auxdir} ]] && mkdir -p ${auxdir}
111 eaclocal
112 [[ ${CHOST} == *-darwin* ]] && g=g
113 if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then
114 _elibtoolize --copy --force --install
115 else
116 _elibtoolize --copy --force
117 fi
118 eautoconf
119 eautoheader
120 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
121
122 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
123
124 # Call it here to prevent failures due to elibtoolize called _before_
125 # eautoreconf. We set $S because elibtoolize runs on that #265319
126 S=${PWD} elibtoolize
127
128 return 0
129 }
130
131 # @FUNCTION: eaclocal
132 # @DESCRIPTION:
133 # These functions runs the autotools using autotools_run_tool with the
134 # specified parametes. The name of the tool run is the same of the function
135 # without e prefix.
136 # They also force installing the support files for safety.
137 # Respects AT_M4DIR for additional directories to search for macro's.
138 eaclocal() {
139 local aclocal_opts
140
141 local amflags_file
142 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
143 [[ -e ${amflags_file} ]] || continue
144 aclocal_opts=$(sed -n '/^ACLOCAL_AMFLAGS[[:space:]]*=/s:[^=]*=::p' ${amflags_file})
145 eval aclocal_opts=\"${aclocal_opts}\"
146 break
147 done
148
149 if [[ -n ${AT_M4DIR} ]] ; then
150 for x in ${AT_M4DIR} ; do
151 case "${x}" in
152 "-I")
153 # We handle it below
154 ;;
155 *)
156 [[ ! -d ${x} ]] && ewarn "eaclocal: '${x}' does not exist"
157 aclocal_opts="${aclocal_opts} -I ${x}"
158 ;;
159 esac
160 done
161 fi
162
163 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
164 autotools_run_tool aclocal "$@" ${aclocal_opts}
165 }
166
167 # @FUNCTION: _elibtoolize
168 # @DESCRIPTION:
169 # Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from
170 # libtool.eclass.
171 _elibtoolize() {
172 local opts g=
173
174 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro,
175 # check for both it and the current AC_PROG_LIBTOOL)
176 [[ -n $(autotools_check_macro AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT) ]] || return 0
177
178 [[ -f GNUmakefile.am || -f Makefile.am ]] && opts="--automake"
179
180 [[ ${CHOST} == *-darwin* ]] && g=g
181 autotools_run_tool ${LIBTOOLIZE:-${g}libtoolize} "$@" ${opts}
182
183 # Need to rerun aclocal
184 eaclocal
185 }
186
187 # @FUNCTION: eautoheader
188 # @DESCRIPTION:
189 # Runs autoheader.
190 eautoheader() {
191 # Check if we should run autoheader
192 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
193 NO_FAIL=1 autotools_run_tool autoheader "$@"
194 }
195
196 # @FUNCTION: eautoconf
197 # @DESCRIPTION:
198 # Runs autoconf.
199 eautoconf() {
200 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
201 echo
202 eerror "No configure.{ac,in} present in '${PWD}'!"
203 echo
204 die "No configure.{ac,in} present!"
205 fi
206
207 autotools_run_tool autoconf "$@"
208 }
209
210 # @FUNCTION: eautomake
211 # @DESCRIPTION:
212 # Runs automake.
213 eautomake() {
214 local extra_opts
215 local makefile_name
216
217 if [[ -f GNUmakefile.am ]]; then
218 makefile_name="GNUmakefile"
219 elif [[ -f Makefile.am ]]; then
220 makefile_name="Makefile"
221 else
222 return 0
223 fi
224
225 if [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name}.in ]]; then
226 local used_automake
227 local installed_automake
228
229 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
230 sed -e 's:.*(GNU automake) ::')
231 used_automake=$(head -n 1 < ${makefile_name}.in | \
232 sed -e 's:.*by automake \(.*\) from .*:\1:')
233
234 if [[ ${installed_automake} != ${used_automake} ]]; then
235 einfo "Automake used for the package (${used_automake}) differs from"
236 einfo "the installed version (${installed_automake})."
237 eautoreconf
238 return 0
239 fi
240 fi
241
242 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS ]] \
243 || extra_opts="${extra_opts} --foreign"
244
245 # --force-missing seems not to be recognized by some flavours of automake
246 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
247 }
248
249 # @FUNCTION: eautopoint
250 # @DESCRIPTION:
251 # Runs autopoint (from the gettext package).
252 eautopoint() {
253 autotools_run_tool autopoint "$@"
254 }
255
256 # Internal function to run an autotools' tool
257 autotools_run_tool() {
258 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
259 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
260 fi
261
262 # We do the “latest” → version switch here because it solves
263 # possible order problems, see bug #270010 as an example.
264 [[ ${WANT_AUTOMAKE} == "latest" ]] && export WANT_AUTOMAKE=1.10
265 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
266
267 local STDERR_TARGET="${T}/$1.out"
268 # most of the time, there will only be one run, but if there are
269 # more, make sure we get unique log filenames
270 if [[ -e ${STDERR_TARGET} ]] ; then
271 STDERR_TARGET="${T}/$1-$$.out"
272 fi
273
274 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
275
276 ebegin "Running $@"
277 "$@" >> "${STDERR_TARGET}" 2>&1
278 eend $?
279
280 if [[ $? != 0 && ${NO_FAIL} != 1 ]] ; then
281 echo
282 eerror "Failed Running $1 !"
283 eerror
284 eerror "Include in your bugreport the contents of:"
285 eerror
286 eerror " ${STDERR_TARGET}"
287 echo
288 die "Failed Running $1 !"
289 fi
290 }
291
292 # Internal function to check for support
293 autotools_check_macro() {
294 [[ -f configure.ac || -f configure.in ]] || return 0
295 local macro
296 for macro ; do
297 WANT_AUTOCONF="2.5" autoconf --trace="${macro}" 2>/dev/null
298 done
299 return 0
300 }
301
302 # Internal function to get additional subdirs to configure
303 autotools_get_subdirs() {
304 local subdirs_scan_out
305
306 subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS")
307 [[ -n ${subdirs_scan_out} ]] || return 0
308
309 echo "${subdirs_scan_out}" | gawk \
310 '($0 !~ /^[[:space:]]*(#|dnl)/) {
311 if (match($0, /AC_CONFIG_SUBDIRS:(.*)$/, res))
312 print res[1]
313 }' | uniq
314
315 return 0
316 }
317
318 autotools_get_auxdir() {
319 local auxdir_scan_out
320
321 auxdir_scan_out=$(autotools_check_macro "AC_CONFIG_AUX_DIR")
322 [[ -n ${auxdir_scan_out} ]] || return 0
323
324 echo ${auxdir_scan_out} | gawk \
325 '($0 !~ /^[[:space:]]*(#|dnl)/) {
326 if (match($0, /AC_CONFIG_AUX_DIR:(.*)$/, res))
327 print res[1]
328 }' | uniq
329
330 return 0
331 }

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