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1# Copyright 1999-2005 Gentoo Foundation 1# Copyright 1999-2011 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.19 2005/09/02 08:23:30 azarah Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/autotools.eclass,v 1.113 2011/12/13 21:57:05 vapier Exp $
4# 4
5# Author: Diego Pettenò <flameeyes@gentoo.org> 5# @ECLASS: autotools.eclass
6# Enhancements: Martin Schlemmer <azarah@gentoo.org> 6# @MAINTAINER:
7# 7# base-system@gentoo.org
8# @BLURB: Regenerates auto* build scripts
9# @DESCRIPTION:
8# This eclass is for handling autotooled software packages that 10# This eclass is for safely handling autotooled software packages that need to
9# needs to regenerate their build scripts. 11# regenerate their build scripts. All functions will abort in case of errors.
10#
11# NB: If you add anything, please comment it!
12 12
13inherit eutils gnuconfig 13if [[ ${___ECLASS_ONCE_AUTOTOOLS} != "recur -_+^+_- spank" ]] ; then
14___ECLASS_ONCE_AUTOTOOLS="recur -_+^+_- spank"
14 15
15#DEPEND="sys-devel/automake 16inherit eutils libtool
16# sys-devel/autoconf
17# sys-devel/libtool"
18#
19# Ebuilds should rather depend on the proper version of the tool.
20 17
21# Variables: 18# @ECLASS-VARIABLE: WANT_AUTOCONF
22# 19# @DESCRIPTION:
23# AT_M4DIR - Additional director(y|ies) aclocal should search 20# The major version of autoconf your package needs
24# AT_GNUCONF_UPDATE - Should gnuconfig_update() be run (normally handled by 21: ${WANT_AUTOCONF:=latest}
25# econf()) [yes|no]
26 22
27# Functions: 23# @ECLASS-VARIABLE: WANT_AUTOMAKE
28# 24# @DESCRIPTION:
29# eautoreconf() - Should do a full autoreconf - normally what most people 25# The major version of automake your package needs
30# will be interested in. Also should handle additional 26: ${WANT_AUTOMAKE:=latest}
31# directories specified by AC_CONFIG_SUBDIRS.
32# eaclocal() - Runs aclocal. Respects AT_M4DIR for additional directories
33# to search for macro's.
34# _elibtoolize() - Runs libtoolize. Note the '_' prefix .. to not collide
35# with elibtoolize() from libtool.eclass
36# eautoconf - Runs autoconf.
37# eautoheader - Runs autoheader.
38# eautomake - Runs automake
39#
40 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"
45if [[ -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
54fi
55
56if [[ -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
65fi
66
67_libtool_atom="sys-devel/libtool"
68if [[ -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
75fi
76
77AUTOTOOLS_DEPEND="${_automake_atom} ${_autoconf_atom} ${_libtool_atom}"
78RDEPEND=""
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}
86if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
87 DEPEND=${AUTOTOOLS_DEPEND}
88fi
89
90unset _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
41# XXX: M4DIR should be depreciated 105# XXX: M4DIR should be deprecated
106# @ECLASS-VARIABLE: AT_M4DIR
107# @DESCRIPTION:
108# Additional director(y|ies) aclocal should search
42AT_M4DIR=${AT_M4DIR:-${M4DIR}} 109: ${AT_M4DIR:=${M4DIR}}
43AT_GNUCONF_UPDATE="no"
44 110
111# @ECLASS-VARIABLE: AT_SYS_M4DIR
112# @INTERNAL
113# @DESCRIPTION:
114# For system integrators, a list of additional aclocal search paths.
115# This variable gets eval-ed, so you can use variables in the definition
116# that may not be valid until eautoreconf & friends are run.
117: ${AT_SYS_M4DIR:=}
45 118
119# @FUNCTION: eautoreconf
120# @DESCRIPTION:
46# This function mimes the behavior of autoreconf, but uses the different 121# This function mimes the behavior of autoreconf, but uses the different
47# eauto* functions to run the tools. It doesn't accept parameters, but 122# eauto* functions to run the tools. It doesn't accept parameters, but
48# the directory with include files can be specified with AT_M4DIR variable. 123# the directory with include files can be specified with AT_M4DIR variable.
49# 124#
50# Note: doesn't run autopoint right now, but runs gnuconfig_update. 125# Should do a full autoreconf - normally what most people will be interested in.
126# Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
51eautoreconf() { 127eautoreconf() {
52 local pwd=$(pwd) x 128 local x auxdir g
53 129
130 if [[ -z ${AT_NO_RECURSIVE} ]]; then
54 # Take care of subdirs 131 # Take care of subdirs
55 for x in $(autotools_get_subdirs); do 132 for x in $(autotools_get_subdirs); do
56 if [[ -d ${x} ]] ; then 133 if [[ -d ${x} ]] ; then
57 cd "${x}" 134 pushd "${x}" >/dev/null
58 eautoreconf 135 AT_NOELIBTOOLIZE="yes" eautoreconf
59 cd "${pwd}" 136 popd >/dev/null
60 fi 137 fi
61 done 138 done
139 fi
62 140
141 auxdir=$(autotools_get_auxdir)
142
143 einfo "Running eautoreconf in '${PWD}' ..."
144 [[ -n ${auxdir} ]] && mkdir -p ${auxdir}
63 eaclocal 145 eaclocal
146 [[ ${CHOST} == *-darwin* ]] && g=g
147 if ${LIBTOOLIZE:-${g}libtoolize} -n --install >& /dev/null ; then
148 _elibtoolize --copy --force --install
149 else
64 _elibtoolize --copy --force 150 _elibtoolize --copy --force
151 fi
65 eautoconf 152 eautoconf
66 eautoheader 153 eautoheader
67 eautomake 154 FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
68 155
69 # Normally run by econf() 156 [[ ${AT_NOELIBTOOLIZE} == "yes" ]] && return 0
70 [[ ${AT_GNUCONF_UPDATE} == "yes" ]] && gnuconfig_update
71}
72 157
158 # Call it here to prevent failures due to elibtoolize called _before_
159 # eautoreconf. We set $S because elibtoolize runs on that #265319
160 S=${PWD} elibtoolize --force
161
162 return 0
163}
164
165# @FUNCTION: eaclocal_amflags
166# @DESCRIPTION:
167# Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
168# (most) of the crazy crap that people throw at us.
169eaclocal_amflags() {
170 local aclocal_opts amflags_file
171
172 for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
173 [[ -e ${amflags_file} ]] || continue
174 # setup the env in case the pkg does something crazy
175 # in their ACLOCAL_AMFLAGS. like run a shell script
176 # which turns around and runs autotools. #365401
177 # or split across multiple lines. #383525
178 autotools_env_setup
179 aclocal_opts=$(sed -n \
180 "/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
181 # match the first line
182 s:[^=]*=::p; \
183 # then gobble up all escaped lines
184 : nextline /\\\\$/{ n; p; b nextline; } \
185 }" ${amflags_file})
186 eval aclocal_opts=\""${aclocal_opts}"\"
187 break
188 done
189
190 echo ${aclocal_opts}
191}
192
193# @FUNCTION: eaclocal
194# @DESCRIPTION:
73# These functions runs the autotools using autotools_run_tool with the 195# These functions runs the autotools using autotools_run_tool with the
74# specified parametes. The name of the tool run is the same of the function 196# specified parametes. The name of the tool run is the same of the function
75# without e prefix. 197# without e prefix.
76# They also force installing the support files for safety. 198# They also force installing the support files for safety.
199# Respects AT_M4DIR for additional directories to search for macro's.
77eaclocal() { 200eaclocal() {
78 local aclocal_opts
79
80 # XXX: M4DIR should be depreciated
81 AT_M4DIR=${AT_M4DIR:-${M4DIR}}
82
83 if [[ -n ${AT_M4DIR} ]] ; then
84 for x in ${AT_M4DIR} ; do
85 case "${x}" in
86 "-I")
87 # We handle it below
88 ;;
89 "-I"*)
90 # Invalid syntax, but maybe we should help out ...
91 ewarn "eaclocal: Proper syntax is (note the space after '-I'): aclocal -I <dir>"
92 aclocal_opts="${aclocal_opts} -I ${x}"
93 ;;
94 *)
95 [[ ! -d ${x} ]] && ewarn "eaclocal: '${x}' does not exist"
96 aclocal_opts="${aclocal_opts} -I ${x}"
97 ;;
98 esac
99 done
100 fi
101
102 [[ -f aclocal.m4 && -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \ 201 [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
103 autotools_run_tool aclocal "$@" ${aclocal_opts} 202 autotools_run_tool aclocal $(autotools_m4dir_include) "$@" $(eaclocal_amflags)
104} 203}
105 204
205# @FUNCTION: _elibtoolize
206# @DESCRIPTION:
207# Runs libtoolize. Note the '_' prefix .. to not collide with elibtoolize() from
208# libtool.eclass.
106_elibtoolize() { 209_elibtoolize() {
107 local opts 210 local opts g=
108 211
109 # Check if we should run libtoolize 212 # Check if we should run libtoolize (AM_PROG_LIBTOOL is an older macro,
213 # check for both it and the current AC_PROG_LIBTOOL)
110 [[ -n $(autotools_check_macro "AC_PROG_LIBTOOL") ]] || return 0 214 [[ -n $(autotools_check_macro AC_PROG_LIBTOOL AM_PROG_LIBTOOL LT_INIT) ]] || return 0
111 215
112 [[ -f Makefile.am ]] && opts="--automake" 216 [[ -f GNUmakefile.am || -f Makefile.am ]] && opts="--automake"
113 217
114 [[ "${USERLAND}" == "Darwin" ]] && LIBTOOLIZE="glibtoolize" 218 [[ ${CHOST} == *-darwin* ]] && g=g
115 autotools_run_tool ${LIBTOOLIZE:-libtoolize} "$@" ${opts} 219 autotools_run_tool ${LIBTOOLIZE:-${g}libtoolize} "$@" ${opts}
116 220
117 # Need to rerun aclocal 221 # Need to rerun aclocal
118 eaclocal 222 eaclocal
119} 223}
120 224
225# @FUNCTION: eautoheader
226# @DESCRIPTION:
227# Runs autoheader.
121eautoheader() { 228eautoheader() {
122 # Check if we should run autoheader 229 # Check if we should run autoheader
123 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0 230 [[ -n $(autotools_check_macro "AC_CONFIG_HEADERS") ]] || return 0
124 autotools_run_tool autoheader "$@" 231 NO_FAIL=1 autotools_run_tool autoheader $(autotools_m4dir_include) "$@"
125} 232}
126 233
234# @FUNCTION: eautoconf
235# @DESCRIPTION:
236# Runs autoconf.
127eautoconf() { 237eautoconf() {
128 if [[ ! -f configure.ac && ! -f configure.in ]] ; then 238 if [[ ! -f configure.ac && ! -f configure.in ]] ; then
129 echo 239 echo
130 eerror "No configure.{ac,in} present in '$(pwd | sed -e 's:.*/::')'!" 240 eerror "No configure.{ac,in} present in '${PWD}'!"
131 echo 241 echo
132 die "No configure.{ac,in} present!" 242 die "No configure.{ac,in} present!"
133 fi 243 fi
134 244
135 autotools_run_tool autoconf "$@" 245 autotools_run_tool autoconf $(autotools_m4dir_include) "$@"
136} 246}
137 247
248# @FUNCTION: eautomake
249# @DESCRIPTION:
250# Runs automake.
138eautomake() { 251eautomake() {
252 local extra_opts
253 local makefile_name
254
255 # Run automake if:
256 # - a Makefile.am type file exists
257 # - a Makefile.in type file exists and the configure
258 # script is using the AM_INIT_AUTOMAKE directive
259 for makefile_name in {GNUmakefile,{M,m}akefile}.{am,in} "" ; do
260 [[ -f ${makefile_name} ]] && break
261 done
139 [[ -f Makefile.am ]] || return 0 262 [[ -z ${makefile_name} ]] && return 0
263
264 if [[ ${makefile_name} == *.in ]] ; then
265 if ! grep -qs AM_INIT_AUTOMAKE configure.?? ; then
266 return 0
267 fi
268
269 elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
270 local used_automake
271 local installed_automake
272
273 installed_automake=$(WANT_AUTOMAKE= automake --version | head -n 1 | \
274 sed -e 's:.*(GNU automake) ::')
275 used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
276 sed -e 's:.*by automake \(.*\) from .*:\1:')
277
278 if [[ ${installed_automake} != ${used_automake} ]]; then
279 einfo "Automake used for the package (${used_automake}) differs from"
280 einfo "the installed version (${installed_automake})."
281 eautoreconf
282 return 0
283 fi
284 fi
285
286 [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] \
287 || extra_opts="${extra_opts} --foreign"
288
140 # --force-missing seems not to be recognized by some flavours of automake 289 # --force-missing seems not to be recognized by some flavours of automake
141 autotools_run_tool automake --add-missing --copy "$@" 290 autotools_run_tool automake --add-missing --copy ${extra_opts} "$@"
142} 291}
143 292
144 293# @FUNCTION: eautopoint
294# @DESCRIPTION:
295# Runs autopoint (from the gettext package).
296eautopoint() {
297 autotools_run_tool autopoint "$@"
298}
145 299
146# Internal function to run an autotools' tool 300# Internal function to run an autotools' tool
301autotools_env_setup() {
302 # We do the “latest” → version switch here because it solves
303 # possible order problems, see bug #270010 as an example.
304 if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
305 local pv
306 for pv in ${_LATEST_AUTOMAKE} ; do
307 # has_version respects ROOT, but in this case, we don't want it to,
308 # thus "ROOT=/" prefix:
309 ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="$pv"
310 done
311 [[ ${WANT_AUTOMAKE} == "latest" ]] && \
312 die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE}"
313 fi
314 [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
315}
147autotools_run_tool() { 316autotools_run_tool() {
317 if [[ ${EBUILD_PHASE} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
318 ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase"
319 fi
320
321 autotools_env_setup
322
148 local STDERR_TARGET="${T}/$$.out" 323 local STDERR_TARGET="${T}/$1.out"
149 local PATCH_TARGET="${T}/$$.patch" 324 # most of the time, there will only be one run, but if there are
325 # more, make sure we get unique log filenames
326 if [[ -e ${STDERR_TARGET} ]] ; then
150 local ris 327 local i=1
328 while :; do
329 STDERR_TARGET="${T}/$1-${i}.out"
330 [[ -e ${STDERR_TARGET} ]] || break
331 : $(( i++ ))
332 done
333 fi
151 334
152 echo "***** $1 *****" > ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 335 printf "***** $1 *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
153 echo >> ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/}
154 336
155 ebegin "Running $1" 337 ebegin "Running $@"
156 $@ >> ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/} 2>&1 338 "$@" >> "${STDERR_TARGET}" 2>&1
157 ris=$? 339 eend $?
158 eend ${ris}
159 340
160 if [[ ${ris} != 0 ]]; then 341 if [[ $? != 0 && ${NO_FAIL} != 1 ]] ; then
161 echo 342 echo
162 eerror "Failed Running $1 !" 343 eerror "Failed Running $1 !"
163 eerror 344 eerror
164 eerror "Include in your bugreport the contents of:" 345 eerror "Include in your bugreport the contents of:"
165 eerror 346 eerror
166 eerror " ${STDERR_TARGET%/*}/$1-${STDERR_TARGET##*/}" 347 eerror " ${STDERR_TARGET}"
167 echo 348 echo
168 die "Failed Running $1 !" 349 die "Failed Running $1 !"
169 fi 350 fi
170} 351}
171 352
172# Internal function to check for support 353# Internal function to check for support
173autotools_check_macro() { 354autotools_check_macro() {
174 [[ -f configure.ac || -f configure.in ]] && \ 355 [[ -f configure.ac || -f configure.in ]] || return 0
175 autoconf --trace=$1 2>/dev/null 356 local macro
357 for macro ; do
358 WANT_AUTOCONF="2.5" autoconf $(autotools_m4dir_include) --trace="${macro}" 2>/dev/null
359 done
176 return 0 360 return 0
177} 361}
178 362
363# Internal function to look for a macro and extract its value
364autotools_check_macro_val() {
365 local macro=$1 scan_out
366
367 autotools_check_macro "${macro}" | \
368 gawk -v macro="${macro}" \
369 '($0 !~ /^[[:space:]]*(#|dnl)/) {
370 if (match($0, macro ":(.*)$", res))
371 print res[1]
372 }' | uniq
373
374 return 0
375}
376
179# Internal function to get additional subdirs to configure 377# Internal function to get additional subdirs to configure
180autotools_get_subdirs() { 378autotools_get_subdirs() { autotools_check_macro_val AC_CONFIG_SUBDIRS ; }
181 local subdirs_scan_out 379autotools_get_auxdir() { autotools_check_macro_val AC_CONFIG_AUX_DIR ; }
182 380
183 subdirs_scan_out=$(autotools_check_macro "AC_CONFIG_SUBDIRS") 381autotools_m4dir_include() {
184 [[ -n ${subdirs_scan_out} ]] || return 0 382 local x include_opts
185 383
186 echo "${subdirs_scan_out}" | gawk \ 384 for x in ${AT_M4DIR} $(eval echo ${AT_SYS_M4DIR}) ; do
187 '($0 !~ /^[[:space:]]*(#|dnl)/) { 385 case "${x}" in
188 if (match($0, "AC_CONFIG_SUBDIRS\\(\\[?([^\\])]*)", res)) { 386 "-I")
189 split(res[1], DIRS, /[\])]/) 387 # We handle it below
190 print DIRS[1] 388 ;;
191 } 389 *)
192 }' | uniq 390 [[ ! -d ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist"
391 include_opts+=" -I ${x}"
392 ;;
393 esac
394 done
193 395
194 return 0 396 echo ${include_opts}
195} 397}
196 398
399fi

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