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Revision 1.108 - (hide annotations) (download)
Fri Sep 23 04:14:38 2011 UTC (3 years, 3 months ago) by vapier
Branch: MAIN
Changes since 1.107: +1 -3 lines
drop comment that bleeds into man page

1 vapier 1.105 # Copyright 1999-2011 Gentoo Foundation
2 vapier 1.6 # Distributed under the terms of the GNU General Public License v2
3 vapier 1.108 # $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.107 2011/09/23 04:14:02 vapier Exp $
4 vapier 1.76
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 azarah 1.1
13 flameeyes 1.37 inherit eutils libtool
14 azarah 1.11
15 vapier 1.76 # @ECLASS-VARIABLE: WANT_AUTOCONF
16     # @DESCRIPTION:
17     # The major version of autoconf your package needs
18 vapier 1.94 : ${WANT_AUTOCONF:=latest}
19 vapier 1.76
20     # @ECLASS-VARIABLE: WANT_AUTOMAKE
21     # @DESCRIPTION:
22     # The major version of automake your package needs
23 vapier 1.94 : ${WANT_AUTOMAKE:=latest}
24 flameeyes 1.63
25 vapier 1.105 # @ECLASS-VARIABLE: WANT_LIBTOOL
26     # @DESCRIPTION:
27     # Do you want libtool? Valid values here are "latest" and "none".
28     : ${WANT_LIBTOOL:=latest}
29    
30 robbat2 1.95 # @ECLASS-VARIABLE: _LATEST_AUTOMAKE
31 vapier 1.100 # @INTERNAL
32 robbat2 1.95 # @DESCRIPTION:
33     # CONSTANT!
34 flameeyes 1.96 # The latest major version/slot of automake available on each arch.
35 robbat2 1.95 # If a newer version is stable on any arch, and is NOT reflected in this list,
36     # then circular dependencies may arise during emerge @system bootstraps.
37     # Do NOT change this variable in your ebuilds!
38 vapier 1.99 _LATEST_AUTOMAKE='1.11'
39 robbat2 1.95
40 vapier 1.40 _automake_atom="sys-devel/automake"
41     _autoconf_atom="sys-devel/autoconf"
42 peper 1.55 if [[ -n ${WANT_AUTOMAKE} ]]; then
43 flameeyes 1.49 case ${WANT_AUTOMAKE} in
44 vapier 1.67 none) _automake_atom="" ;; # some packages don't require automake at all
45 vapier 1.99 # if you change the "latest" version here, change also autotools_run_tool
46 robbat2 1.95 # this MUST reflect the latest stable major version for each arch!
47 vapier 1.99 latest) _automake_atom="|| ( `printf '=sys-devel/automake-%s* ' ${_LATEST_AUTOMAKE}` )" ;;
48 vapier 1.67 *) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*" ;;
49 flameeyes 1.49 esac
50 vapier 1.64 export WANT_AUTOMAKE
51 flameeyes 1.48 fi
52    
53 vapier 1.45 if [[ -n ${WANT_AUTOCONF} ]] ; then
54 flameeyes 1.41 case ${WANT_AUTOCONF} in
55 vapier 1.67 none) _autoconf_atom="" ;; # some packages don't require autoconf at all
56     2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
57 flameeyes 1.86 # if you change the “latest” version here, change also autotools_run_tool
58 vapier 1.67 latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.61" ;;
59 vapier 1.106 *) die "Invalid WANT_AUTOCONF value '${WANT_AUTOCONF}'" ;;
60 flameeyes 1.41 esac
61 vapier 1.64 export WANT_AUTOCONF
62 flameeyes 1.41 fi
63 vapier 1.93
64 vapier 1.105 _libtool_atom="sys-devel/libtool"
65     if [[ -n ${WANT_LIBTOOL} ]] ; then
66     case ${WANT_LIBTOOL} in
67     none) _libtool_atom="" ;;
68     latest) ;;
69 vapier 1.106 *) die "Invalid WANT_LIBTOOL value '${WANT_LIBTOOL}'" ;;
70 vapier 1.105 esac
71     export WANT_LIBTOOL
72     fi
73    
74     AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom} ${_libtool_atom}"
75 flameeyes 1.46 RDEPEND=""
76 vapier 1.93
77     # @ECLASS-VARIABLE: AUTOTOOLS_AUTO_DEPEND
78     # @DESCRIPTION:
79     # Set to 'no' to disable automatically adding to DEPEND. This lets
80     # ebuilds former conditional depends by using ${AUTOTOOLS_DEPEND} in
81     # their own DEPEND string.
82 vapier 1.94 : ${AUTOTOOLS_AUTO_DEPEND:=yes}
83 vapier 1.93 if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
84     DEPEND=${AUTOTOOLS_DEPEND}
85     fi
86    
87 vapier 1.40 unset _automake_atom _autoconf_atom
88 azarah 1.11
89 vapier 1.76 # @ECLASS-VARIABLE: AM_OPTS
90 vapier 1.100 # @DEFAULT_UNSET
91 vapier 1.76 # @DESCRIPTION:
92     # Additional options to pass to automake during
93     # eautoreconf call.
94    
95     # @ECLASS-VARIABLE: AT_NOELIBTOOLIZE
96 vapier 1.100 # @DEFAULT_UNSET
97 vapier 1.76 # @DESCRIPTION:
98     # Don't run elibtoolize command if set to 'yes',
99     # useful when elibtoolize needs to be ran with
100     # particular options
101 azarah 1.16
102 cardoe 1.66 # XXX: M4DIR should be deprecated
103 vapier 1.76 # @ECLASS-VARIABLE: AT_M4DIR
104     # @DESCRIPTION:
105     # Additional director(y|ies) aclocal should search
106 vapier 1.94 : ${AT_M4DIR:=${M4DIR}}
107 azarah 1.11
108 vapier 1.76 # @FUNCTION: eautoreconf
109     # @DESCRIPTION:
110 azarah 1.17 # This function mimes the behavior of autoreconf, but uses the different
111     # eauto* functions to run the tools. It doesn't accept parameters, but
112     # the directory with include files can be specified with AT_M4DIR variable.
113 jmbsvicetto 1.81 #
114 vapier 1.76 # Should do a full autoreconf - normally what most people will be interested in.
115     # Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
116 azarah 1.17 eautoreconf() {
117 vapier 1.91 local x auxdir g
118 jmbsvicetto 1.81
119 flameeyes 1.39 if [[ -z ${AT_NO_RECURSIVE} ]]; then
120     # Take care of subdirs
121     for x in $(autotools_get_subdirs); do
122     if [[ -d ${x} ]] ; then
123 vapier 1.91 pushd "${x}" >/dev/null
124 flameeyes 1.39 AT_NOELIBTOOLIZE="yes" eautoreconf
125 vapier 1.91 popd >/dev/null
126 flameeyes 1.39 fi
127     done
128     fi
129 azarah 1.11
130 flameeyes 1.38 auxdir=$(autotools_get_auxdir)
131    
132 vapier 1.91 einfo "Running eautoreconf in '${PWD}' ..."
133 flameeyes 1.38 [[ -n ${auxdir} ]] && mkdir -p ${auxdir}
134 azarah 1.17 eaclocal
135 grobian 1.83 [[ ${CHOST} == *-darwin* ]] && g=g
136     if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then
137 vapier 1.72 _elibtoolize --copy --force --install
138     else
139     _elibtoolize --copy --force
140     fi
141 azarah 1.17 eautoconf
142     eautoheader
143 flameeyes 1.35 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
144 azarah 1.1
145 flameeyes 1.32 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
146    
147 flameeyes 1.30 # Call it here to prevent failures due to elibtoolize called _before_
148 vapier 1.84 # eautoreconf. We set $S because elibtoolize runs on that #265319
149 vapier 1.91 S=${PWD} elibtoolize
150 flameeyes 1.30
151 flameeyes 1.21 return 0
152 azarah 1.12 }
153    
154 vapier 1.107 # @FUNCTION: eaclocal_amflags
155 vapier 1.76 # @DESCRIPTION:
156 vapier 1.107 # Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
157     # (most) of the crazy crap that people throw at us.
158     eaclocal_amflags() {
159     local aclocal_opts amflags_file
160 azarah 1.12
161 vapier 1.74 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
162     [[ -e ${amflags_file} ]] || continue
163 vapier 1.103 # setup the env in case the pkg does something crazy
164     # in their ACLOCAL_AMFLAGS. like run a shell script
165 vapier 1.107 # which turns around and runs autotools. #365401
166     # or split across multiple lines. #383525
167 vapier 1.103 autotools_env_setup
168 vapier 1.107 aclocal_opts=$(sed -n \
169     "/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
170     # match the first line
171     s:[^=]*=::p; \
172     # then gobble up all escaped lines
173     : nextline /\\\\$/{ n; p; b nextline; } \
174     }" ${amflags_file})
175     eval aclocal_opts=\""${aclocal_opts}"\"
176 vapier 1.74 break
177     done
178    
179 vapier 1.107 echo ${aclocal_opts}
180     }
181    
182     # @FUNCTION: eaclocal
183     # @DESCRIPTION:
184     # These functions runs the autotools using autotools_run_tool with the
185     # specified parametes. The name of the tool run is the same of the function
186     # without e prefix.
187     # They also force installing the support files for safety.
188     # Respects AT_M4DIR for additional directories to search for macro's.
189     eaclocal() {
190 flameeyes 1.22 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
191 vapier 1.107 autotools_run_tool aclocal $(autotools_m4dir_include) "$@" $(eaclocal_amflags)
192 azarah 1.12 }
193    
194 vapier 1.76 # @FUNCTION: _elibtoolize
195     # @DESCRIPTION:
196     # Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from
197     # libtool.eclass.
198 azarah 1.12 _elibtoolize() {
199 grobian 1.83 local opts g=
200 swegener 1.20
201 flameeyes 1.34 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro,
202     # check for both it and the current AC_PROG_LIBTOOL)
203 vapier 1.77 [[ -n $(autotools_check_macro AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT) ]] || return 0
204 azarah 1.19
205 flameeyes 1.70 [[ -f GNUmakefile.am || -f Makefile.am ]] && opts="--automake"
206 swegener 1.20
207 grobian 1.83 [[ ${CHOST} == *-darwin* ]] && g=g
208     autotools_run_tool ${LIBTOOLIZE:-${g}libtoolize} "$@" ${opts}
209 flameeyes 1.15
210 azarah 1.12 # Need to rerun aclocal
211     eaclocal
212 azarah 1.11 }
213 azarah 1.1
214 vapier 1.76 # @FUNCTION: eautoheader
215     # @DESCRIPTION:
216     # Runs autoheader.
217 azarah 1.11 eautoheader() {
218 azarah 1.12 # Check if we should run autoheader
219     [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
220 flameeyes 1.102 NO_FAIL=1 autotools_run_tool autoheader $(autotools_m4dir_include) "$@"
221 azarah 1.11 }
222 azarah 1.1
223 vapier 1.76 # @FUNCTION: eautoconf
224     # @DESCRIPTION:
225     # Runs autoconf.
226 azarah 1.11 eautoconf() {
227 azarah 1.12 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
228     echo
229 vapier 1.91 eerror "No configure.{ac,in} present in '${PWD}'!"
230 azarah 1.12 echo
231     die "No configure.{ac,in} present!"
232     fi
233    
234 flameeyes 1.102 autotools_run_tool autoconf $(autotools_m4dir_include) "$@"
235 azarah 1.11 }
236 azarah 1.1
237 vapier 1.76 # @FUNCTION: eautomake
238     # @DESCRIPTION:
239     # Runs automake.
240 azarah 1.11 eautomake() {
241 flameeyes 1.24 local extra_opts
242 flameeyes 1.70 local makefile_name
243 flameeyes 1.24
244 vapier 1.98 # Run automake if:
245     # - a Makefile.am type file exists
246     # - a Makefile.in type file exists and the configure
247     # script is using the AM_INIT_AUTOMAKE directive
248     for makefile_name in {GNUmakefile,{M,m}akefile}.{am,in} "" ; do
249     [[ -f ${makefile_name} ]] && break
250     done
251     [[ -z ${makefile_name} ]] && return 0
252    
253     if [[ ${makefile_name} == *.in ]] ; then
254     if ! grep -qs AM_INIT_AUTOMAKE configure.?? ; then
255     return 0
256     fi
257 flameeyes 1.24
258 vapier 1.98 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
259 flameeyes 1.35 local used_automake
260     local installed_automake
261    
262 vapier 1.87 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
263 flameeyes 1.35 sed -e 's:.*(GNU automake) ::')
264 vapier 1.98 used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
265 flameeyes 1.35 sed -e 's:.*by automake \(.*\) from .*:\1:')
266    
267     if [[ ${installed_automake} != ${used_automake} ]]; then
268     einfo "Automake used for the package (${used_automake}) differs from"
269     einfo "the installed version (${installed_automake})."
270     eautoreconf
271 flameeyes 1.36 return 0
272 flameeyes 1.35 fi
273     fi
274    
275 flameeyes 1.33 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS ]] \
276 flameeyes 1.24 || extra_opts="${extra_opts} --foreign"
277    
278 flameeyes 1.14 # --force-missing seems not to be recognized by some flavours of automake
279 flameeyes 1.24 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
280 azarah 1.1 }
281    
282 vapier 1.90 # @FUNCTION: eautopoint
283     # @DESCRIPTION:
284     # Runs autopoint (from the gettext package).
285     eautopoint() {
286     autotools_run_tool autopoint "$@"
287     }
288    
289 azarah 1.17 # Internal function to run an autotools' tool
290 vapier 1.103 autotools_env_setup() {
291 flameeyes 1.86 # We do the “latest” → version switch here because it solves
292     # possible order problems, see bug #270010 as an example.
293 flameeyes 1.96 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
294 vapier 1.99 local pv
295 flameeyes 1.96 for pv in ${_LATEST_AUTOMAKE} ; do
296 robbat2 1.97 # has_version respects ROOT, but in this case, we don't want it to,
297     # thus "ROOT=/" prefix:
298     ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="$pv"
299 flameeyes 1.96 done
300     [[ ${WANT_AUTOMAKE} == "latest" ]] && \
301     die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
302     fi
303 flameeyes 1.86 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
304 vapier 1.103 }
305     autotools_run_tool() {
306     if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
307     ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
308     fi
309    
310     autotools_env_setup
311 flameeyes 1.86
312 vapier 1.85 local STDERR_TARGET="${T}/$1.out"
313     # most of the time, there will only be one run, but if there are
314     # more, make sure we get unique log filenames
315     if [[ -e ${STDERR_TARGET} ]] ; then
316 vapier 1.104 local i=1
317     while :; do
318     STDERR_TARGET="${T}/$1-${i}.out"
319     [[ -e ${STDERR_TARGET} ]] || break
320     : $(( i++ ))
321     done
322 vapier 1.85 fi
323 azarah 1.17
324 vapier 1.85 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
325 azarah 1.17
326 azarah 1.27 ebegin "Running $@"
327 vapier 1.85 "$@" >> "${STDERR_TARGET}" 2>&1
328     eend $?
329 azarah 1.17
330 vapier 1.85 if [[ $? != 0 && ${NO_FAIL} != 1 ]] ; then
331 azarah 1.17 echo
332     eerror "Failed Running $1 !"
333     eerror
334     eerror "Include in your bugreport the contents of:"
335     eerror
336 vapier 1.85 eerror " ${STDERR_TARGET}"
337 azarah 1.17 echo
338     die "Failed Running $1 !"
339     fi
340     }
341    
342     # Internal function to check for support
343     autotools_check_macro() {
344 vapier 1.77 [[ -f configure.ac || -f configure.in ]] || return 0
345     local macro
346     for macro ; do
347 flameeyes 1.102 WANT_AUTOCONF="2.5" autoconf $(autotools_m4dir_include) --trace="${macro}" 2>/dev/null
348 vapier 1.77 done
349 azarah 1.17 return 0
350     }
351    
352     # Internal function to get additional subdirs to configure
353     autotools_get_subdirs() {
354     local subdirs_scan_out
355    
356     subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS")
357     [[ -n ${subdirs_scan_out} ]] || return 0
358    
359     echo "${subdirs_scan_out}" | gawk \
360     '($0 !~ /^[[:space:]]*(#|dnl)/) {
361 azarah 1.25 if (match($0, /AC_CONFIG_SUBDIRS:(.*)$/, res))
362     print res[1]
363 azarah 1.17 }' | uniq
364 azarah 1.16
365 azarah 1.17 return 0
366 azarah 1.11 }
367 azarah 1.17
368 flameeyes 1.38 autotools_get_auxdir() {
369     local auxdir_scan_out
370    
371     auxdir_scan_out=$(autotools_check_macro "AC_CONFIG_AUX_DIR")
372     [[ -n ${auxdir_scan_out} ]] || return 0
373    
374     echo ${auxdir_scan_out} | gawk \
375     '($0 !~ /^[[:space:]]*(#|dnl)/) {
376     if (match($0, /AC_CONFIG_AUX_DIR:(.*)$/, res))
377     print res[1]
378     }' | uniq
379    
380     return 0
381 vapier 1.40 }
382 flameeyes 1.102
383     autotools_m4dir_include() {
384     [[ -n ${AT_M4DIR} ]] || return
385    
386     local include_opts=
387    
388     for x in ${AT_M4DIR} ; do
389     case "${x}" in
390     "-I")
391     # We handle it below
392     ;;
393     *)
394     [[ ! -d ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist"
395     include_opts="${include_opts} -I ${x}"
396     ;;
397     esac
398     done
399    
400     echo $include_opts
401     }

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