| blob | d2c41a9141e17a714ded796204088b8a74906878 |
1 dnl ***********************************************
2 dnl * Please run autoreconf to test your changes! *
3 dnl ***********************************************
4 dnl NOTE: autoconf 2.64 doesn't seem to work (use 2.61).
6 # Set VERSION so we only need to edit in one place (i.e., here)
7 m4_define(PYTHON_VERSION, 2.7)
9 AC_REVISION($Revision$)
10 AC_PREREQ(2.61)
11 AC_INIT(python, PYTHON_VERSION, http://www.python.org/python-bugs)
12 AC_CONFIG_SRCDIR([Include/object.h])
13 AC_CONFIG_HEADER(pyconfig.h)
15 dnl Ensure that if prefix is specified, it does not end in a slash. If
16 dnl it does, we get path names containing '//' which is both ugly and
17 dnl can cause trouble.
19 dnl Last slash shouldn't be stripped if prefix=/
20 if test "$prefix" != "/"; then
21 prefix=`echo "$prefix" | sed -e 's/\/$//g'`
22 fi
24 dnl This is for stuff that absolutely must end up in pyconfig.h.
25 dnl Please use pyport.h instead, if possible.
26 AH_TOP([
27 #ifndef Py_PYCONFIG_H
28 #define Py_PYCONFIG_H
29 ])
30 AH_BOTTOM([
31 /* Define the macros needed if on a UnixWare 7.x system. */
32 #if defined(__USLC__) && defined(__SCO_VERSION__)
33 #define STRICT_SYSV_CURSES /* Don't use ncurses extensions */
34 #endif
36 #endif /*Py_PYCONFIG_H*/
37 ])
39 # We don't use PACKAGE_ variables, and they cause conflicts
40 # with other autoconf-based packages that include Python.h
41 grep -v 'define PACKAGE_' <confdefs.h >confdefs.h.new
42 rm confdefs.h
43 mv confdefs.h.new confdefs.h
45 AC_SUBST(VERSION)
46 VERSION=PYTHON_VERSION
48 AC_SUBST(SOVERSION)
49 SOVERSION=1.0
51 # The later defininition of _XOPEN_SOURCE disables certain features
52 # on Linux, so we need _GNU_SOURCE to re-enable them (makedev, tm_zone).
53 AC_DEFINE(_GNU_SOURCE, 1, [Define on Linux to activate all library features])
55 # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
56 # certain features on NetBSD, so we need _NETBSD_SOURCE to re-enable
57 # them.
58 AC_DEFINE(_NETBSD_SOURCE, 1, [Define on NetBSD to activate all library features])
60 # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
61 # certain features on FreeBSD, so we need __BSD_VISIBLE to re-enable
62 # them.
63 AC_DEFINE(__BSD_VISIBLE, 1, [Define on FreeBSD to activate all library features])
65 # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
66 # u_int on Irix 5.3. Defining _BSD_TYPES brings it back.
67 AC_DEFINE(_BSD_TYPES, 1, [Define on Irix to enable u_int])
69 # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
70 # certain features on Mac OS X, so we need _DARWIN_C_SOURCE to re-enable
71 # them.
72 AC_DEFINE(_DARWIN_C_SOURCE, 1, [Define on Darwin to activate all library features])
75 define_xopen_source=yes
77 # Arguments passed to configure.
78 AC_SUBST(CONFIG_ARGS)
79 CONFIG_ARGS="$ac_configure_args"
81 AC_ARG_ENABLE(universalsdk,
82 AC_HELP_STRING(--enable-universalsdk@<:@=SDKDIR@:>@, Build against Mac OS X 10.4u SDK (ppc/i386)),
83 [
84 case $enableval in
85 yes)
86 enableval=/Developer/SDKs/MacOSX10.4u.sdk
87 ;;
88 esac
89 case $enableval in
90 no)
91 UNIVERSALSDK=
92 enable_universalsdk=
93 ;;
94 *)
95 UNIVERSALSDK=$enableval
96 ;;
97 esac
98 ],[
99 UNIVERSALSDK=
100 enable_universalsdk=
101 ])
102 AC_SUBST(UNIVERSALSDK)
104 ARCH_RUN_32BIT=
105 AC_SUBST(ARCH_RUN_32BIT)
107 UNIVERSAL_ARCHS="32-bit"
108 AC_MSG_CHECKING(for --with-universal-archs)
109 AC_ARG_WITH(universal-archs,
110 AC_HELP_STRING(--with-universal-archs=ARCH, select architectures for universal build ("32-bit", "64-bit" or "all")),
111 [
112 AC_MSG_RESULT($withval)
113 UNIVERSAL_ARCHS="$withval"
114 ],
115 [
116 AC_MSG_RESULT(32-bit)
117 ])
121 AC_ARG_WITH(framework-name,
122 AC_HELP_STRING(--with-framework-name=FRAMEWORK,
123 specify an alternate name of the framework built with --enable-framework),
124 [
125 PYTHONFRAMEWORK=${withval}
126 PYTHONFRAMEWORKDIR=${withval}.framework
127 PYTHONFRAMEWORKIDENTIFIER=org.python.`echo $withval | tr '[A-Z]' '[a-z]'`
128 ],[
129 PYTHONFRAMEWORK=Python
130 PYTHONFRAMEWORKDIR=Python.framework
131 PYTHONFRAMEWORKIDENTIFIER=org.python.python
132 ])
133 dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
134 AC_ARG_ENABLE(framework,
135 AC_HELP_STRING(--enable-framework@<:@=INSTALLDIR@:>@, Build (MacOSX|Darwin) framework),
136 [
137 case $enableval in
138 yes)
139 enableval=/Library/Frameworks
140 esac
141 case $enableval in
142 no)
143 PYTHONFRAMEWORK=
144 PYTHONFRAMEWORKDIR=no-framework
145 PYTHONFRAMEWORKPREFIX=
146 PYTHONFRAMEWORKINSTALLDIR=
147 FRAMEWORKINSTALLFIRST=
148 FRAMEWORKINSTALLLAST=
149 FRAMEWORKALTINSTALLFIRST=
150 FRAMEWORKALTINSTALLLAST=
151 if test "x${prefix}" = "xNONE"; then
152 FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}"
153 else
154 FRAMEWORKUNIXTOOLSPREFIX="${prefix}"
155 fi
156 enable_framework=
157 ;;
158 *)
159 PYTHONFRAMEWORKPREFIX=$enableval
160 PYTHONFRAMEWORKINSTALLDIR=$PYTHONFRAMEWORKPREFIX/$PYTHONFRAMEWORKDIR
161 FRAMEWORKINSTALLFIRST="frameworkinstallstructure"
162 FRAMEWORKALTINSTALLFIRST="frameworkinstallstructure bininstall maninstall"
163 if test "$UNIVERSAL_ARCHS" = "all"
164 then
165 FRAMEWORKINSTALLLAST="frameworkinstallmaclib frameworkinstallapps4way frameworkinstallunixtools4way"
166 FRAMEWORKALTINSTALLLAST="frameworkinstallmaclib frameworkinstallapps4way frameworkaltinstallunixtools4way"
167 else
168 FRAMEWORKINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkinstallunixtools"
169 FRAMEWORKALTINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkaltinstallunixtools"
170 fi
172 if test "x${prefix}" = "xNONE" ; then
173 FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}"
174 else
175 FRAMEWORKUNIXTOOLSPREFIX="${prefix}"
176 fi
177 prefix=$PYTHONFRAMEWORKINSTALLDIR/Versions/$VERSION
179 # Add files for Mac specific code to the list of output
180 # files:
181 AC_CONFIG_FILES(Mac/Makefile)
182 AC_CONFIG_FILES(Mac/PythonLauncher/Makefile)
183 AC_CONFIG_FILES(Mac/IDLE/Makefile)
184 AC_CONFIG_FILES(Mac/Resources/framework/Info.plist)
185 AC_CONFIG_FILES(Mac/Resources/app/Info.plist)
186 esac
187 ],[
188 PYTHONFRAMEWORK=
189 PYTHONFRAMEWORKDIR=no-framework
190 PYTHONFRAMEWORKPREFIX=
191 PYTHONFRAMEWORKINSTALLDIR=
192 FRAMEWORKINSTALLFIRST=
193 FRAMEWORKINSTALLLAST=
194 FRAMEWORKALTINSTALLFIRST=
195 FRAMEWORKALTINSTALLLAST=
196 if test "x${prefix}" = "xNONE" ; then
197 FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}"
198 else
199 FRAMEWORKUNIXTOOLSPREFIX="${prefix}"
200 fi
201 enable_framework=
203 if test "$UNIVERSAL_ARCHS" = "all"
204 then
205 FRAMEWORKINSTALLLAST=update4wayuniversal
206 FRAMEWORKALTINSTALLLAST=update4wayuniversal
207 fi
208 ])
209 AC_SUBST(PYTHONFRAMEWORK)
210 AC_SUBST(PYTHONFRAMEWORKIDENTIFIER)
211 AC_SUBST(PYTHONFRAMEWORKDIR)
212 AC_SUBST(PYTHONFRAMEWORKPREFIX)
213 AC_SUBST(PYTHONFRAMEWORKINSTALLDIR)
214 AC_SUBST(FRAMEWORKINSTALLFIRST)
215 AC_SUBST(FRAMEWORKINSTALLLAST)
216 AC_SUBST(FRAMEWORKALTINSTALLFIRST)
217 AC_SUBST(FRAMEWORKALTINSTALLLAST)
218 AC_SUBST(FRAMEWORKUNIXTOOLSPREFIX)
220 ##AC_ARG_WITH(dyld,
221 ## AC_HELP_STRING(--with-dyld,
222 ## Use (OpenStep|Rhapsody) dynamic linker))
223 ##
224 # Set name for machine-dependent library files
225 AC_SUBST(MACHDEP)
226 AC_MSG_CHECKING(MACHDEP)
227 if test -z "$MACHDEP"
228 then
229 ac_sys_system=`uname -s`
230 if test "$ac_sys_system" = "AIX" -o "$ac_sys_system" = "Monterey64" \
231 -o "$ac_sys_system" = "UnixWare" -o "$ac_sys_system" = "OpenUNIX"; then
232 ac_sys_release=`uname -v`
233 else
234 ac_sys_release=`uname -r`
235 fi
236 ac_md_system=`echo $ac_sys_system |
237 tr -d '[/ ]' | tr '[[A-Z]]' '[[a-z]]'`
238 ac_md_release=`echo $ac_sys_release |
239 tr -d '[/ ]' | sed 's/^[[A-Z]]\.//' | sed 's/\..*//'`
240 MACHDEP="$ac_md_system$ac_md_release"
242 case $MACHDEP in
243 cygwin*) MACHDEP="cygwin";;
244 darwin*) MACHDEP="darwin";;
245 atheos*) MACHDEP="atheos";;
246 irix646) MACHDEP="irix6";;
247 '') MACHDEP="unknown";;
248 esac
249 fi
251 # Some systems cannot stand _XOPEN_SOURCE being defined at all; they
252 # disable features if it is defined, without any means to access these
253 # features as extensions. For these systems, we skip the definition of
254 # _XOPEN_SOURCE. Before adding a system to the list to gain access to
255 # some feature, make sure there is no alternative way to access this
256 # feature. Also, when using wildcards, make sure you have verified the
257 # need for not defining _XOPEN_SOURCE on all systems matching the
258 # wildcard, and that the wildcard does not include future systems
259 # (which may remove their limitations).
260 dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
261 case $ac_sys_system/$ac_sys_release in
262 # On OpenBSD, select(2) is not available if _XOPEN_SOURCE is defined,
263 # even though select is a POSIX function. Reported by J. Ribbens.
264 # Reconfirmed for OpenBSD 3.3 by Zachary Hamm, for 3.4 by Jason Ish.
265 OpenBSD/2.* | OpenBSD/3.@<:@0123456789@:>@ | OpenBSD/4.@<:@0123@:>@)
266 define_xopen_source=no
267 # OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
268 # also defined. This can be overridden by defining _BSD_SOURCE
269 # As this has a different meaning on Linux, only define it on OpenBSD
270 AC_DEFINE(_BSD_SOURCE, 1, [Define on OpenBSD to activate all library features])
271 ;;
272 # Defining _XOPEN_SOURCE on NetBSD version prior to the introduction of
273 # _NETBSD_SOURCE disables certain features (eg. setgroups). Reported by
274 # Marc Recht
275 NetBSD/1.5 | NetBSD/1.5.* | NetBSD/1.6 | NetBSD/1.6.* | NetBSD/1.6@<:@A-S@:>@)
276 define_xopen_source=no;;
277 # On Solaris 2.6, sys/wait.h is inconsistent in the usage
278 # of union __?sigval. Reported by Stuart Bishop.
279 SunOS/5.6)
280 define_xopen_source=no;;
281 # On UnixWare 7, u_long is never defined with _XOPEN_SOURCE,
282 # but used in /usr/include/netinet/tcp.h. Reported by Tim Rice.
283 # Reconfirmed for 7.1.4 by Martin v. Loewis.
284 OpenUNIX/8.0.0| UnixWare/7.1.@<:@0-4@:>@)
285 define_xopen_source=no;;
286 # On OpenServer 5, u_short is never defined with _XOPEN_SOURCE,
287 # but used in struct sockaddr.sa_family. Reported by Tim Rice.
288 SCO_SV/3.2)
289 define_xopen_source=no;;
290 # On FreeBSD 4, the math functions C89 does not cover are never defined
291 # with _XOPEN_SOURCE and __BSD_VISIBLE does not re-enable them.
292 FreeBSD/4.*)
293 define_xopen_source=no;;
294 # On MacOS X 10.2, a bug in ncurses.h means that it craps out if
295 # _XOPEN_EXTENDED_SOURCE is defined. Apparently, this is fixed in 10.3, which
296 # identifies itself as Darwin/7.*
297 # On Mac OS X 10.4, defining _POSIX_C_SOURCE or _XOPEN_SOURCE
298 # disables platform specific features beyond repair.
299 # On Mac OS X 10.3, defining _POSIX_C_SOURCE or _XOPEN_SOURCE
300 # has no effect, don't bother defining them
301 Darwin/@<:@6789@:>@.*)
302 define_xopen_source=no;;
303 # On AIX 4 and 5.1, mbstate_t is defined only when _XOPEN_SOURCE == 500 but
304 # used in wcsnrtombs() and mbsnrtowcs() even if _XOPEN_SOURCE is not defined
305 # or has another value. By not (re)defining it, the defaults come in place.
306 AIX/4)
307 define_xopen_source=no;;
308 AIX/5)
309 if test `uname -r` -eq 1; then
310 define_xopen_source=no
311 fi
312 ;;
313 # On QNX 6.3.2, defining _XOPEN_SOURCE prevents netdb.h from
314 # defining NI_NUMERICHOST.
315 QNX/6.3.2)
316 define_xopen_source=no
317 ;;
319 esac
321 if test $define_xopen_source = yes
322 then
323 # On Solaris w/ g++ it appears that _XOPEN_SOURCE has to be
324 # defined precisely as g++ defines it
325 # Furthermore, on Solaris 10, XPG6 requires the use of a C99
326 # compiler
327 case $ac_sys_system/$ac_sys_release in
328 SunOS/5.8|SunOS/5.9|SunOS/5.10)
329 AC_DEFINE(_XOPEN_SOURCE, 500,
330 Define to the level of X/Open that your system supports)
331 ;;
332 *)
333 AC_DEFINE(_XOPEN_SOURCE, 600,
334 Define to the level of X/Open that your system supports)
335 ;;
336 esac
338 # On Tru64 Unix 4.0F, defining _XOPEN_SOURCE also requires
339 # definition of _XOPEN_SOURCE_EXTENDED and _POSIX_C_SOURCE, or else
340 # several APIs are not declared. Since this is also needed in some
341 # cases for HP-UX, we define it globally.
342 # except for Solaris 10, where it must not be defined,
343 # as it implies XPG4.2
344 case $ac_sys_system/$ac_sys_release in
345 SunOS/5.10)
346 ;;
347 *)
348 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1,
349 Define to activate Unix95-and-earlier features)
350 ;;
351 esac
353 AC_DEFINE(_POSIX_C_SOURCE, 200112L, Define to activate features from IEEE Stds 1003.1-2001)
355 fi
357 #
358 # SGI compilers allow the specification of the both the ABI and the
359 # ISA on the command line. Depending on the values of these switches,
360 # different and often incompatable code will be generated.
361 #
362 # The SGI_ABI variable can be used to modify the CC and LDFLAGS and
363 # thus supply support for various ABI/ISA combinations. The MACHDEP
364 # variable is also adjusted.
365 #
366 AC_SUBST(SGI_ABI)
367 if test ! -z "$SGI_ABI"
368 then
369 CC="cc $SGI_ABI"
370 LDFLAGS="$SGI_ABI $LDFLAGS"
371 MACHDEP=`echo "${MACHDEP}${SGI_ABI}" | sed 's/ *//g'`
372 fi
373 AC_MSG_RESULT($MACHDEP)
375 # And add extra plat-mac for darwin
376 AC_SUBST(EXTRAPLATDIR)
377 AC_SUBST(EXTRAMACHDEPPATH)
378 AC_MSG_CHECKING(EXTRAPLATDIR)
379 if test -z "$EXTRAPLATDIR"
380 then
381 case $MACHDEP in
382 darwin)
383 EXTRAPLATDIR="\$(PLATMACDIRS)"
384 EXTRAMACHDEPPATH="\$(PLATMACPATH)"
385 ;;
386 *)
387 EXTRAPLATDIR=""
388 EXTRAMACHDEPPATH=""
389 ;;
390 esac
391 fi
392 AC_MSG_RESULT($EXTRAPLATDIR)
394 # Record the configure-time value of MACOSX_DEPLOYMENT_TARGET,
395 # it may influence the way we can build extensions, so distutils
396 # needs to check it
397 AC_SUBST(CONFIGURE_MACOSX_DEPLOYMENT_TARGET)
398 AC_SUBST(EXPORT_MACOSX_DEPLOYMENT_TARGET)
399 CONFIGURE_MACOSX_DEPLOYMENT_TARGET=
400 EXPORT_MACOSX_DEPLOYMENT_TARGET='#'
402 AC_MSG_CHECKING(machine type as reported by uname -m)
403 ac_sys_machine=`uname -m`
404 AC_MSG_RESULT($ac_sys_machine)
406 # checks for alternative programs
408 # compiler flags are generated in two sets, BASECFLAGS and OPT. OPT is just
409 # for debug/optimization stuff. BASECFLAGS is for flags that are required
410 # just to get things to compile and link. Users are free to override OPT
411 # when running configure or make. The build should not break if they do.
412 # BASECFLAGS should generally not be messed with, however.
414 # XXX shouldn't some/most/all of this code be merged with the stuff later
415 # on that fiddles with OPT and BASECFLAGS?
416 AC_MSG_CHECKING(for --without-gcc)
417 AC_ARG_WITH(gcc,
418 AC_HELP_STRING(--without-gcc,never use gcc),
419 [
420 case $withval in
421 no) CC=${CC:-cc}
422 without_gcc=yes;;
423 yes) CC=gcc
424 without_gcc=no;;
425 *) CC=$withval
426 without_gcc=$withval;;
427 esac], [
428 case $ac_sys_system in
429 AIX*) CC=cc_r
430 without_gcc=;;
431 BeOS*)
432 case $BE_HOST_CPU in
433 ppc)
434 CC=mwcc
435 without_gcc=yes
436 BASECFLAGS="$BASECFLAGS -export pragma"
437 OPT="$OPT -O"
438 LDFLAGS="$LDFLAGS -nodup"
439 ;;
440 x86)
441 CC=gcc
442 without_gcc=no
443 OPT="$OPT -O"
444 ;;
445 *)
446 AC_MSG_ERROR([Unknown BeOS platform "$BE_HOST_CPU"])
447 ;;
448 esac
449 AR="\$(srcdir)/Modules/ar_beos"
450 RANLIB=:
451 ;;
452 Monterey*)
453 RANLIB=:
454 without_gcc=;;
455 *) without_gcc=no;;
456 esac])
457 AC_MSG_RESULT($without_gcc)
459 # If the user switches compilers, we can't believe the cache
460 if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC"
461 then
462 AC_MSG_ERROR([cached CC is different -- throw away $cache_file
463 (it is also a good idea to do 'make clean' before compiling)])
464 fi
466 AC_PROG_CC
468 AC_SUBST(CXX)
469 AC_SUBST(MAINCC)
470 AC_MSG_CHECKING(for --with-cxx-main=<compiler>)
471 AC_ARG_WITH(cxx_main,
472 AC_HELP_STRING([--with-cxx-main=<compiler>],
473 [compile main() and link python executable with C++ compiler]),
474 [
476 case $withval in
477 no) with_cxx_main=no
478 MAINCC='$(CC)';;
479 yes) with_cxx_main=yes
480 MAINCC='$(CXX)';;
481 *) with_cxx_main=yes
482 MAINCC=$withval
483 if test -z "$CXX"
484 then
485 CXX=$withval
486 fi;;
487 esac], [
488 with_cxx_main=no
489 MAINCC='$(CC)'
490 ])
491 AC_MSG_RESULT($with_cxx_main)
493 preset_cxx="$CXX"
494 if test -z "$CXX"
495 then
496 case "$CC" in
497 gcc) AC_PATH_PROG(CXX, [g++], [g++], [notfound]) ;;
498 cc) AC_PATH_PROG(CXX, [c++], [c++], [notfound]) ;;
499 esac
500 if test "$CXX" = "notfound"
501 then
502 CXX=""
503 fi
504 fi
505 if test -z "$CXX"
506 then
507 AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++ cl, notfound)
508 if test "$CXX" = "notfound"
509 then
510 CXX=""
511 fi
512 fi
513 if test "$preset_cxx" != "$CXX"
514 then
515 AC_MSG_WARN([
517 By default, distutils will build C++ extension modules with "$CXX".
518 If this is not intended, then set CXX on the configure command line.
519 ])
520 fi
523 # checks for UNIX variants that set C preprocessor variables
524 AC_AIX
526 # Check for unsupported systems
527 case $ac_sys_system/$ac_sys_release in
528 atheos*|Linux*/1*)
529 echo This system \($ac_sys_system/$ac_sys_release\) is no longer supported.
530 echo See README for details.
531 exit 1;;
532 esac
534 AC_EXEEXT
535 AC_MSG_CHECKING(for --with-suffix)
536 AC_ARG_WITH(suffix,
537 AC_HELP_STRING(--with-suffix=.exe, set executable suffix),
538 [
539 case $withval in
540 no) EXEEXT=;;
541 yes) EXEEXT=.exe;;
542 *) EXEEXT=$withval;;
543 esac])
544 AC_MSG_RESULT($EXEEXT)
546 # Test whether we're running on a non-case-sensitive system, in which
547 # case we give a warning if no ext is given
548 AC_SUBST(BUILDEXEEXT)
549 AC_MSG_CHECKING(for case-insensitive build directory)
550 if test ! -d CaseSensitiveTestDir; then
551 mkdir CaseSensitiveTestDir
552 fi
554 if test -d casesensitivetestdir
555 then
556 AC_MSG_RESULT(yes)
557 BUILDEXEEXT=.exe
558 else
559 AC_MSG_RESULT(no)
560 BUILDEXEEXT=$EXEEXT
561 fi
562 rmdir CaseSensitiveTestDir
564 case $MACHDEP in
565 bsdos*)
566 case $CC in
567 gcc) CC="$CC -D_HAVE_BSDI";;
568 esac;;
569 esac
571 case $ac_sys_system in
572 hp*|HP*)
573 case $CC in
574 cc|*/cc) CC="$CC -Ae";;
575 esac;;
576 Monterey*)
577 case $CC in
578 cc) CC="$CC -Wl,-Bexport";;
579 esac;;
580 SunOS*)
581 # Some functions have a prototype only with that define, e.g. confstr
582 AC_DEFINE(__EXTENSIONS__, 1, [Defined on Solaris to see additional function prototypes.])
583 ;;
584 esac
587 AC_SUBST(LIBRARY)
588 AC_MSG_CHECKING(LIBRARY)
589 if test -z "$LIBRARY"
590 then
591 LIBRARY='libpython$(VERSION).a'
592 fi
593 AC_MSG_RESULT($LIBRARY)
595 # LDLIBRARY is the name of the library to link against (as opposed to the
596 # name of the library into which to insert object files). BLDLIBRARY is also
597 # the library to link against, usually. On Mac OS X frameworks, BLDLIBRARY
598 # is blank as the main program is not linked directly against LDLIBRARY.
599 # LDLIBRARYDIR is the path to LDLIBRARY, which is made in a subdirectory. On
600 # systems without shared libraries, LDLIBRARY is the same as LIBRARY
601 # (defined in the Makefiles). On Cygwin LDLIBRARY is the import library,
602 # DLLLIBRARY is the shared (i.e., DLL) library.
603 #
604 # RUNSHARED is used to run shared python without installed libraries
605 #
606 # INSTSONAME is the name of the shared library that will be use to install
607 # on the system - some systems like version suffix, others don't
608 AC_SUBST(LDLIBRARY)
609 AC_SUBST(DLLLIBRARY)
610 AC_SUBST(BLDLIBRARY)
611 AC_SUBST(LDLIBRARYDIR)
612 AC_SUBST(INSTSONAME)
613 AC_SUBST(RUNSHARED)
614 LDLIBRARY="$LIBRARY"
615 BLDLIBRARY='$(LDLIBRARY)'
616 INSTSONAME='$(LDLIBRARY)'
617 DLLLIBRARY=''
618 LDLIBRARYDIR=''
619 RUNSHARED=''
621 # LINKCC is the command that links the python executable -- default is $(CC).
622 # If CXX is set, and if it is needed to link a main function that was
623 # compiled with CXX, LINKCC is CXX instead. Always using CXX is undesirable:
624 # python might then depend on the C++ runtime
625 # This is altered for AIX in order to build the export list before
626 # linking.
627 AC_SUBST(LINKCC)
628 AC_MSG_CHECKING(LINKCC)
629 if test -z "$LINKCC"
630 then
631 LINKCC='$(PURIFY) $(MAINCC)'
632 case $ac_sys_system in
633 AIX*)
634 exp_extra="\"\""
635 if test $ac_sys_release -ge 5 -o \
636 $ac_sys_release -eq 4 -a `uname -r` -ge 2 ; then
637 exp_extra="."
638 fi
639 LINKCC="\$(srcdir)/Modules/makexp_aix Modules/python.exp $exp_extra \$(LIBRARY); $LINKCC";;
640 Monterey64*)
641 LINKCC="$LINKCC -L/usr/lib/ia64l64";;
642 QNX*)
643 # qcc must be used because the other compilers do not
644 # support -N.
645 LINKCC=qcc;;
646 esac
647 fi
648 AC_MSG_RESULT($LINKCC)
650 # GNULD is set to "yes" if the GNU linker is used. If this goes wrong
651 # make sure we default having it set to "no": this is used by
652 # distutils.unixccompiler to know if it should add --enable-new-dtags
653 # to linker command lines, and failing to detect GNU ld simply results
654 # in the same bahaviour as before.
655 AC_SUBST(GNULD)
656 AC_MSG_CHECKING(for GNU ld)
657 ac_prog=ld
658 if test "$GCC" = yes; then
659 ac_prog=`$CC -print-prog-name=ld`
660 fi
661 case `"$ac_prog" -V 2>&1 < /dev/null` in
662 *GNU*)
663 GNULD=yes;;
664 *)
665 GNULD=no;;
666 esac
667 AC_MSG_RESULT($GNULD)
669 AC_MSG_CHECKING(for --enable-shared)
670 AC_ARG_ENABLE(shared,
671 AC_HELP_STRING(--enable-shared, disable/enable building shared python library))
673 if test -z "$enable_shared"
674 then
675 case $ac_sys_system in
676 CYGWIN* | atheos*)
677 enable_shared="yes";;
678 *)
679 enable_shared="no";;
680 esac
681 fi
682 AC_MSG_RESULT($enable_shared)
684 AC_MSG_CHECKING(for --enable-profiling)
685 AC_ARG_ENABLE(profiling,
686 AC_HELP_STRING(--enable-profiling, enable C-level code profiling),
687 [ac_save_cc="$CC"
688 CC="$CC -pg"
689 AC_TRY_RUN([int main() { return 0; }],
690 ac_enable_profiling="yes",
691 ac_enable_profiling="no",
692 ac_enable_profiling="no")
693 CC="$ac_save_cc"])
694 AC_MSG_RESULT($ac_enable_profiling)
696 case "$ac_enable_profiling" in
697 "yes")
698 BASECFLAGS="-pg $BASECFLAGS"
699 LDFLAGS="-pg $LDFLAGS"
700 ;;
701 esac
703 AC_MSG_CHECKING(LDLIBRARY)
705 # MacOSX framework builds need more magic. LDLIBRARY is the dynamic
706 # library that we build, but we do not want to link against it (we
707 # will find it with a -framework option). For this reason there is an
708 # extra variable BLDLIBRARY against which Python and the extension
709 # modules are linked, BLDLIBRARY. This is normally the same as
710 # LDLIBRARY, but empty for MacOSX framework builds.
711 if test "$enable_framework"
712 then
713 LDLIBRARY='$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
714 RUNSHARED=DYLD_FRAMEWORK_PATH="`pwd`:$DYLD_FRAMEWORK_PATH"
715 BLDLIBRARY=''
716 else
717 BLDLIBRARY='$(LDLIBRARY)'
718 fi
720 # Other platforms follow
721 if test $enable_shared = "yes"; then
722 AC_DEFINE(Py_ENABLE_SHARED, 1, [Defined if Python is built as a shared library.])
723 case $ac_sys_system in
724 BeOS*)
725 LDLIBRARY='libpython$(VERSION).so'
726 ;;
727 CYGWIN*)
728 LDLIBRARY='libpython$(VERSION).dll.a'
729 DLLLIBRARY='libpython$(VERSION).dll'
730 ;;
731 SunOS*)
732 LDLIBRARY='libpython$(VERSION).so'
733 BLDLIBRARY='-Wl,-R,$(LIBDIR) -L. -lpython$(VERSION)'
734 RUNSHARED=LD_LIBRARY_PATH=`pwd`:${LD_LIBRARY_PATH}
735 INSTSONAME="$LDLIBRARY".$SOVERSION
736 ;;
737 Linux*|GNU*|NetBSD*|FreeBSD*|DragonFly*)
738 LDLIBRARY='libpython$(VERSION).so'
739 BLDLIBRARY='-L. -lpython$(VERSION)'
740 RUNSHARED=LD_LIBRARY_PATH=`pwd`:${LD_LIBRARY_PATH}
741 case $ac_sys_system in
742 FreeBSD*)
743 SOVERSION=`echo $SOVERSION|cut -d "." -f 1`
744 ;;
745 esac
746 INSTSONAME="$LDLIBRARY".$SOVERSION
747 ;;
748 hp*|HP*)
749 case `uname -m` in
750 ia64)
751 LDLIBRARY='libpython$(VERSION).so'
752 ;;
753 *)
754 LDLIBRARY='libpython$(VERSION).sl'
755 ;;
756 esac
757 BLDLIBRARY='-Wl,+b,$(LIBDIR) -L. -lpython$(VERSION)'
758 RUNSHARED=SHLIB_PATH=`pwd`:${SHLIB_PATH}
759 ;;
760 OSF*)
761 LDLIBRARY='libpython$(VERSION).so'
762 BLDLIBRARY='-rpath $(LIBDIR) -L. -lpython$(VERSION)'
763 RUNSHARED=LD_LIBRARY_PATH=`pwd`:${LD_LIBRARY_PATH}
764 ;;
765 atheos*)
766 LDLIBRARY='libpython$(VERSION).so'
767 BLDLIBRARY='-L. -lpython$(VERSION)'
768 RUNSHARED=DLL_PATH=`pwd`:${DLL_PATH:-/atheos/sys/libs:/atheos/autolnk/lib}
769 ;;
770 Darwin*)
771 LDLIBRARY='libpython$(VERSION).dylib'
772 BLDLIBRARY='-L. -lpython$(VERSION)'
773 RUNSHARED='DYLD_LIBRARY_PATH=`pwd`:${DYLD_LIBRARY_PATH}'
774 ;;
776 esac
777 else # shared is disabled
778 case $ac_sys_system in
779 CYGWIN*)
780 BLDLIBRARY='$(LIBRARY)'
781 LDLIBRARY='libpython$(VERSION).dll.a'
782 ;;
783 esac
784 fi
786 AC_MSG_RESULT($LDLIBRARY)
788 AC_PROG_RANLIB
789 AC_SUBST(AR)
790 AC_CHECK_PROGS(AR, ar aal, ar)
792 # tweak ARFLAGS only if the user didn't set it on the command line
793 AC_SUBST(ARFLAGS)
794 if test -z "$ARFLAGS"
795 then
796 ARFLAGS="rc"
797 fi
799 AC_SUBST(SVNVERSION)
800 AC_CHECK_PROG(SVNVERSION, svnversion, found, not-found)
801 if test $SVNVERSION = found
802 then
803 SVNVERSION="svnversion \$(srcdir)"
804 else
805 SVNVERSION="echo exported"
806 fi
808 case $MACHDEP in
809 bsdos*|hp*|HP*)
810 # install -d does not work on BSDI or HP-UX
811 if test -z "$INSTALL"
812 then
813 INSTALL="${srcdir}/install-sh -c"
814 fi
815 esac
816 AC_PROG_INSTALL
818 # Not every filesystem supports hard links
819 AC_SUBST(LN)
820 if test -z "$LN" ; then
821 case $ac_sys_system in
822 BeOS*) LN="ln -s";;
823 CYGWIN*) LN="ln -s";;
824 atheos*) LN="ln -s";;
825 *) LN=ln;;
826 esac
827 fi
829 # Check for --with-pydebug
830 AC_MSG_CHECKING(for --with-pydebug)
831 AC_ARG_WITH(pydebug,
832 AC_HELP_STRING(--with-pydebug, build with Py_DEBUG defined),
833 [
834 if test "$withval" != no
835 then
836 AC_DEFINE(Py_DEBUG, 1,
837 [Define if you want to build an interpreter with many run-time checks.])
838 AC_MSG_RESULT(yes);
839 Py_DEBUG='true'
840 else AC_MSG_RESULT(no); Py_DEBUG='false'
841 fi],
842 [AC_MSG_RESULT(no)])
844 # XXX Shouldn't the code above that fiddles with BASECFLAGS and OPT be
845 # merged with this chunk of code?
847 # Optimizer/debugger flags
848 # ------------------------
849 # (The following bit of code is complicated enough - please keep things
850 # indented properly. Just pretend you're editing Python code. ;-)
852 # There are two parallel sets of case statements below, one that checks to
853 # see if OPT was set and one that does BASECFLAGS setting based upon
854 # compiler and platform. BASECFLAGS tweaks need to be made even if the
855 # user set OPT.
857 # tweak OPT based on compiler and platform, only if the user didn't set
858 # it on the command line
859 AC_SUBST(OPT)
860 if test -z "$OPT"
861 then
862 case $GCC in
863 yes)
864 if test "$CC" != 'g++' ; then
865 STRICT_PROTO="-Wstrict-prototypes"
866 fi
867 # For gcc 4.x we need to use -fwrapv so lets check if its supported
868 if "$CC" -v --help 2>/dev/null |grep -- -fwrapv > /dev/null; then
869 WRAP="-fwrapv"
870 fi
871 case $ac_cv_prog_cc_g in
872 yes)
873 if test "$Py_DEBUG" = 'true' ; then
874 # Optimization messes up debuggers, so turn it off for
875 # debug builds.
876 OPT="-g -Wall $STRICT_PROTO"
877 else
878 OPT="-g $WRAP -O3 -Wall $STRICT_PROTO"
879 fi
880 ;;
881 *)
882 OPT="-O3 -Wall $STRICT_PROTO"
883 ;;
884 esac
885 case $ac_sys_system in
886 SCO_SV*) OPT="$OPT -m486 -DSCO5"
887 ;;
888 esac
889 ;;
891 *)
892 OPT="-O"
893 ;;
894 esac
896 # The current (beta) Monterey compiler dies with optimizations
897 # XXX what is Monterey? Does it still die w/ -O? Can we get rid of this?
898 case $ac_sys_system in
899 Monterey*)
900 OPT=""
901 ;;
902 esac
904 fi
906 AC_SUBST(BASECFLAGS)
908 # The -arch flags for universal builds on OSX
909 UNIVERSAL_ARCH_FLAGS=
910 AC_SUBST(UNIVERSAL_ARCH_FLAGS)
912 # tweak BASECFLAGS based on compiler and platform
913 case $GCC in
914 yes)
915 # Python violates C99 rules, by casting between incompatible
916 # pointer types. GCC may generate bad code as a result of that,
917 # so use -fno-strict-aliasing if supported.
918 AC_MSG_CHECKING(whether $CC accepts -fno-strict-aliasing)
919 ac_save_cc="$CC"
920 CC="$CC -fno-strict-aliasing"
921 AC_TRY_RUN([int main() { return 0; }],
922 ac_cv_no_strict_aliasing_ok=yes,
923 ac_cv_no_strict_aliasing_ok=no,
924 ac_cv_no_strict_aliasing_ok=no)
925 CC="$ac_save_cc"
926 AC_MSG_RESULT($ac_cv_no_strict_aliasing_ok)
927 if test $ac_cv_no_strict_aliasing_ok = yes
928 then
929 BASECFLAGS="$BASECFLAGS -fno-strict-aliasing"
930 fi
932 # if using gcc on alpha, use -mieee to get (near) full IEEE 754
933 # support. Without this, treatment of subnormals doesn't follow
934 # the standard.
935 case $ac_sys_machine in
936 alpha*)
937 BASECFLAGS="$BASECFLAGS -mieee"
938 ;;
939 esac
941 case $ac_sys_system in
942 SCO_SV*)
943 BASECFLAGS="$BASECFLAGS -m486 -DSCO5"
944 ;;
945 # is there any other compiler on Darwin besides gcc?
946 Darwin*)
947 # -Wno-long-double, -no-cpp-precomp, and -mno-fused-madd
948 # used to be here, but non-Apple gcc doesn't accept them.
951 if test "${enable_universalsdk}"; then
952 UNIVERSAL_ARCH_FLAGS=""
953 if test "$UNIVERSAL_ARCHS" = "32-bit" ; then
954 UNIVERSAL_ARCH_FLAGS="-arch ppc -arch i386"
955 ARCH_RUN_32BIT=""
957 elif test "$UNIVERSAL_ARCHS" = "64-bit" ; then
958 UNIVERSAL_ARCH_FLAGS="-arch ppc64 -arch x86_64"
960 elif test "$UNIVERSAL_ARCHS" = "all" ; then
961 UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch ppc64 -arch x86_64"
962 ARCH_RUN_32BIT="arch -i386 -ppc"
964 else
965 AC_MSG_ERROR([proper usage is --with-universalarch=32-bit|64-bit|all])
967 fi
970 BASECFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${BASECFLAGS}"
971 tgt=`sw_vers -productVersion | sed 's/\(10\.[[0-9]]*\).*/\1/'`
972 if test "${UNIVERSALSDK}" != "/" -a "${tgt}" '>' '10.4' ; then
973 CFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${CFLAGS}"
974 fi
975 fi
977 # Calculate the right deployment target for this build.
978 #
979 cur_target=`sw_vers -productVersion | sed 's/\(10\.[[0-9]]*\).*/\1/'`
980 if test ${cur_target} '>' 10.2; then
981 cur_target=10.3
982 fi
983 if test "${UNIVERSAL_ARCHS}" = "all"; then
984 # Ensure that the default platform for a 4-way
985 # universal build is OSX 10.5, that's the first
986 # OS release where 4-way builds make sense.
987 cur_target='10.5'
988 fi
989 CONFIGURE_MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET-${cur_target}}
991 # Make sure that MACOSX_DEPLOYMENT_TARGET is set in the
992 # environment with a value that is the same as what we'll use
993 # in the Makefile to ensure that we'll get the same compiler
994 # environment during configure and build time.
995 MACOSX_DEPLOYMENT_TARGET="$CONFIGURE_MACOSX_DEPLOYMENT_TARGET"
996 export MACOSX_DEPLOYMENT_TARGET
997 EXPORT_MACOSX_DEPLOYMENT_TARGET=''
999 ;;
1000 OSF*)
1001 BASECFLAGS="$BASECFLAGS -mieee"
1002 ;;
1003 esac
1004 ;;
1006 *)
1007 case $ac_sys_system in
1008 OpenUNIX*|UnixWare*)
1009 BASECFLAGS="$BASECFLAGS -K pentium,host,inline,loop_unroll,alloca "
1010 ;;
1011 OSF*)
1012 BASECFLAGS="$BASECFLAGS -ieee -std"
1013 ;;
1014 SCO_SV*)
1015 BASECFLAGS="$BASECFLAGS -belf -Ki486 -DSCO5"
1016 ;;
1017 esac
1018 ;;
1019 esac
1021 if test "$Py_DEBUG" = 'true'; then
1022 :
1023 else
1024 OPT="-DNDEBUG $OPT"
1025 fi
1027 if test "$ac_arch_flags"
1028 then
1029 BASECFLAGS="$BASECFLAGS $ac_arch_flags"
1030 fi
1032 # disable check for icc since it seems to pass, but generates a warning
1033 if test "$CC" = icc
1034 then
1035 ac_cv_opt_olimit_ok=no
1036 fi
1038 AC_MSG_CHECKING(whether $CC accepts -OPT:Olimit=0)
1039 AC_CACHE_VAL(ac_cv_opt_olimit_ok,
1040 [ac_save_cc="$CC"
1041 CC="$CC -OPT:Olimit=0"
1042 AC_TRY_RUN([int main() { return 0; }],
1043 ac_cv_opt_olimit_ok=yes,
1044 ac_cv_opt_olimit_ok=no,
1045 ac_cv_opt_olimit_ok=no)
1046 CC="$ac_save_cc"])
1047 AC_MSG_RESULT($ac_cv_opt_olimit_ok)
1048 if test $ac_cv_opt_olimit_ok = yes; then
1049 case $ac_sys_system in
1050 # XXX is this branch needed? On MacOSX 10.2.2 the result of the
1051 # olimit_ok test is "no". Is it "yes" in some other Darwin-esque
1052 # environment?
1053 Darwin*)
1054 ;;
1055 *)
1056 BASECFLAGS="$BASECFLAGS -OPT:Olimit=0"
1057 ;;
1058 esac
1059 else
1060 AC_MSG_CHECKING(whether $CC accepts -Olimit 1500)
1061 AC_CACHE_VAL(ac_cv_olimit_ok,
1062 [ac_save_cc="$CC"
1063 CC="$CC -Olimit 1500"
1064 AC_TRY_RUN([int main() { return 0; }],
1065 ac_cv_olimit_ok=yes,
1066 ac_cv_olimit_ok=no,
1067 ac_cv_olimit_ok=no)
1068 CC="$ac_save_cc"])
1069 AC_MSG_RESULT($ac_cv_olimit_ok)
1070 if test $ac_cv_olimit_ok = yes; then
1071 BASECFLAGS="$BASECFLAGS -Olimit 1500"
1072 fi
1073 fi
1075 # Check whether GCC supports PyArg_ParseTuple format
1076 if test "$GCC" = "yes"
1077 then
1078 AC_MSG_CHECKING(whether gcc supports ParseTuple __format__)
1079 save_CFLAGS=$CFLAGS
1080 CFLAGS="$CFLAGS -Werror"
1081 AC_TRY_COMPILE([
1082 void f(char*,...)__attribute((format(PyArg_ParseTuple, 1, 2)));
1083 ],,
1084 AC_DEFINE(HAVE_ATTRIBUTE_FORMAT_PARSETUPLE, 1, [Define if GCC supports __attribute__((format(PyArg_ParseTuple, 2, 3)))])
1085 AC_MSG_RESULT(yes),
1086 AC_MSG_RESULT(no)
1087 )
1088 CFLAGS=$save_CFLAGS
1089 fi
1091 # On some compilers, pthreads are available without further options
1092 # (e.g. MacOS X). On some of these systems, the compiler will not
1093 # complain if unaccepted options are passed (e.g. gcc on Mac OS X).
1094 # So we have to see first whether pthreads are available without
1095 # options before we can check whether -Kpthread improves anything.
1096 AC_MSG_CHECKING(whether pthreads are available without options)
1097 AC_CACHE_VAL(ac_cv_pthread_is_default,
1098 [AC_TRY_RUN([
1099 #include <pthread.h>
1101 void* routine(void* p){return NULL;}
1103 int main(){
1104 pthread_t p;
1105 if(pthread_create(&p,NULL,routine,NULL)!=0)
1106 return 1;
1107 (void)pthread_detach(p);
1108 return 0;
1109 }
1110 ],
1111 [
1112 ac_cv_pthread_is_default=yes
1113 ac_cv_kthread=no
1114 ac_cv_pthread=no
1115 ],
1116 ac_cv_pthread_is_default=no,
1117 ac_cv_pthread_is_default=no)
1118 ])
1119 AC_MSG_RESULT($ac_cv_pthread_is_default)
1122 if test $ac_cv_pthread_is_default = yes
1123 then
1124 ac_cv_kpthread=no
1125 else
1126 # -Kpthread, if available, provides the right #defines
1127 # and linker options to make pthread_create available
1128 # Some compilers won't report that they do not support -Kpthread,
1129 # so we need to run a program to see whether it really made the
1130 # function available.
1131 AC_MSG_CHECKING(whether $CC accepts -Kpthread)
1132 AC_CACHE_VAL(ac_cv_kpthread,
1133 [ac_save_cc="$CC"
1134 CC="$CC -Kpthread"
1135 AC_TRY_RUN([
1136 #include <pthread.h>
1138 void* routine(void* p){return NULL;}
1140 int main(){
1141 pthread_t p;
1142 if(pthread_create(&p,NULL,routine,NULL)!=0)
1143 return 1;
1144 (void)pthread_detach(p);
1145 return 0;
1146 }
1147 ],
1148 ac_cv_kpthread=yes,
1149 ac_cv_kpthread=no,
1150 ac_cv_kpthread=no)
1151 CC="$ac_save_cc"])
1152 AC_MSG_RESULT($ac_cv_kpthread)
1153 fi
1155 if test $ac_cv_kpthread = no -a $ac_cv_pthread_is_default = no
1156 then
1157 # -Kthread, if available, provides the right #defines
1158 # and linker options to make pthread_create available
1159 # Some compilers won't report that they do not support -Kthread,
1160 # so we need to run a program to see whether it really made the
1161 # function available.
1162 AC_MSG_CHECKING(whether $CC accepts -Kthread)
1163 AC_CACHE_VAL(ac_cv_kthread,
1164 [ac_save_cc="$CC"
1165 CC="$CC -Kthread"
1166 AC_TRY_RUN([
1167 #include <pthread.h>
1169 void* routine(void* p){return NULL;}
1171 int main(){
1172 pthread_t p;
1173 if(pthread_create(&p,NULL,routine,NULL)!=0)
1174 return 1;
1175 (void)pthread_detach(p);
1176 return 0;
1177 }
1178 ],
1179 ac_cv_kthread=yes,
1180 ac_cv_kthread=no,
1181 ac_cv_kthread=no)
1182 CC="$ac_save_cc"])
1183 AC_MSG_RESULT($ac_cv_kthread)
1184 fi
1186 if test $ac_cv_kthread = no -a $ac_cv_pthread_is_default = no
1187 then
1188 # -pthread, if available, provides the right #defines
1189 # and linker options to make pthread_create available
1190 # Some compilers won't report that they do not support -pthread,
1191 # so we need to run a program to see whether it really made the
1192 # function available.
1193 AC_MSG_CHECKING(whether $CC accepts -pthread)
1194 AC_CACHE_VAL(ac_cv_thread,
1195 [ac_save_cc="$CC"
1196 CC="$CC -pthread"
1197 AC_TRY_RUN([
1198 #include <pthread.h>
1200 void* routine(void* p){return NULL;}
1202 int main(){
1203 pthread_t p;
1204 if(pthread_create(&p,NULL,routine,NULL)!=0)
1205 return 1;
1206 (void)pthread_detach(p);
1207 return 0;
1208 }
1209 ],
1210 ac_cv_pthread=yes,
1211 ac_cv_pthread=no,
1212 ac_cv_pthread=no)
1213 CC="$ac_save_cc"])
1214 AC_MSG_RESULT($ac_cv_pthread)
1215 fi
1217 # If we have set a CC compiler flag for thread support then
1218 # check if it works for CXX, too.
1219 ac_cv_cxx_thread=no
1220 if test ! -z "$CXX"
1221 then
1222 AC_MSG_CHECKING(whether $CXX also accepts flags for thread support)
1223 ac_save_cxx="$CXX"
1225 if test "$ac_cv_kpthread" = "yes"
1226 then
1227 CXX="$CXX -Kpthread"
1228 ac_cv_cxx_thread=yes
1229 elif test "$ac_cv_kthread" = "yes"
1230 then
1231 CXX="$CXX -Kthread"
1232 ac_cv_cxx_thread=yes
1233 elif test "$ac_cv_pthread" = "yes"
1234 then
1235 CXX="$CXX -pthread"
1236 ac_cv_cxx_thread=yes
1237 fi
1239 if test $ac_cv_cxx_thread = yes
1240 then
1241 echo 'void foo();int main(){foo();}void foo(){}' > conftest.$ac_ext
1242 $CXX -c conftest.$ac_ext 2>&5
1243 if $CXX -o conftest$ac_exeext conftest.$ac_objext 2>&5 \
1244 && test -s conftest$ac_exeext && ./conftest$ac_exeext
1245 then
1246 ac_cv_cxx_thread=yes
1247 else
1248 ac_cv_cxx_thread=no
1249 fi
1250 rm -fr conftest*
1251 fi
1252 AC_MSG_RESULT($ac_cv_cxx_thread)
1253 fi
1254 CXX="$ac_save_cxx"
1256 dnl # check for ANSI or K&R ("traditional") preprocessor
1257 dnl AC_MSG_CHECKING(for C preprocessor type)
1258 dnl AC_TRY_COMPILE([
1259 dnl #define spam(name, doc) {#name, &name, #name "() -- " doc}
1260 dnl int foo;
1261 dnl struct {char *name; int *addr; char *doc;} desc = spam(foo, "something");
1262 dnl ], [;], cpp_type=ansi, AC_DEFINE(HAVE_OLD_CPP) cpp_type=traditional)
1263 dnl AC_MSG_RESULT($cpp_type)
1265 # checks for header files
1266 AC_HEADER_STDC
1267 AC_CHECK_HEADERS(asm/types.h conio.h curses.h direct.h dlfcn.h errno.h \
1268 fcntl.h grp.h \
1269 ieeefp.h io.h langinfo.h libintl.h ncurses.h poll.h process.h pthread.h \
1270 shadow.h signal.h stdint.h stropts.h termios.h thread.h \
1271 unistd.h utime.h \
1272 sys/audioio.h sys/bsdtty.h sys/epoll.h sys/event.h sys/file.h sys/loadavg.h \
1273 sys/lock.h sys/mkdev.h sys/modem.h \
1274 sys/param.h sys/poll.h sys/select.h sys/socket.h sys/statvfs.h sys/stat.h \
1275 sys/termio.h sys/time.h \
1276 sys/times.h sys/types.h sys/un.h sys/utsname.h sys/wait.h pty.h libutil.h \
1277 sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \
1278 bluetooth/bluetooth.h linux/tipc.h)
1279 AC_HEADER_DIRENT
1280 AC_HEADER_MAJOR
1282 # On Solaris, term.h requires curses.h
1283 AC_CHECK_HEADERS(term.h,,,[
1284 #ifdef HAVE_CURSES_H
1285 #include <curses.h>
1286 #endif
1287 ])
1289 # On Linux, netlink.h requires asm/types.h
1290 AC_CHECK_HEADERS(linux/netlink.h,,,[
1291 #ifdef HAVE_ASM_TYPES_H
1292 #include <asm/types.h>
1293 #endif
1294 #ifdef HAVE_SYS_SOCKET_H
1295 #include <sys/socket.h>
1296 #endif
1297 ])
1299 # checks for typedefs
1300 was_it_defined=no
1301 AC_MSG_CHECKING(for clock_t in time.h)
1302 AC_EGREP_HEADER(clock_t, time.h, was_it_defined=yes, [
1303 AC_DEFINE(clock_t, long, [Define to 'long' if <time.h> doesn't define.])
1304 ])
1305 AC_MSG_RESULT($was_it_defined)
1307 # Check whether using makedev requires defining _OSF_SOURCE
1308 AC_MSG_CHECKING(for makedev)
1309 AC_TRY_LINK([#include <sys/types.h> ],
1310 [ makedev(0, 0) ],
1311 ac_cv_has_makedev=yes,
1312 ac_cv_has_makedev=no)
1313 if test "$ac_cv_has_makedev" = "no"; then
1314 # we didn't link, try if _OSF_SOURCE will allow us to link
1315 AC_TRY_LINK([
1316 #define _OSF_SOURCE 1
1317 #include <sys/types.h>
1318 ],
1319 [ makedev(0, 0) ],
1320 ac_cv_has_makedev=yes,
1321 ac_cv_has_makedev=no)
1322 if test "$ac_cv_has_makedev" = "yes"; then
1323 AC_DEFINE(_OSF_SOURCE, 1, [Define _OSF_SOURCE to get the makedev macro.])
1324 fi
1325 fi
1326 AC_MSG_RESULT($ac_cv_has_makedev)
1327 if test "$ac_cv_has_makedev" = "yes"; then
1328 AC_DEFINE(HAVE_MAKEDEV, 1, [Define this if you have the makedev macro.])
1329 fi
1331 # Enabling LFS on Solaris (2.6 to 9) with gcc 2.95 triggers a bug in
1332 # the system headers: If _XOPEN_SOURCE and _LARGEFILE_SOURCE are
1333 # defined, but the compiler does not support pragma redefine_extname,
1334 # and _LARGEFILE64_SOURCE is not defined, the headers refer to 64-bit
1335 # structures (such as rlimit64) without declaring them. As a
1336 # work-around, disable LFS on such configurations
1338 use_lfs=yes
1339 AC_MSG_CHECKING(Solaris LFS bug)
1340 AC_TRY_COMPILE([
1341 #define _LARGEFILE_SOURCE 1
1342 #define _FILE_OFFSET_BITS 64
1343 #include <sys/resource.h>
1344 ],struct rlimit foo;,sol_lfs_bug=no,sol_lfs_bug=yes)
1345 AC_MSG_RESULT($sol_lfs_bug)
1346 if test "$sol_lfs_bug" = "yes"; then
1347 use_lfs=no
1348 fi
1350 if test "$use_lfs" = "yes"; then
1351 # Two defines needed to enable largefile support on various platforms
1352 # These may affect some typedefs
1353 AC_DEFINE(_LARGEFILE_SOURCE, 1,
1354 [This must be defined on some systems to enable large file support.])
1355 AC_DEFINE(_FILE_OFFSET_BITS, 64,
1356 [This must be set to 64 on some systems to enable large file support.])
1357 fi
1359 # Add some code to confdefs.h so that the test for off_t works on SCO
1360 cat >> confdefs.h <<\EOF
1361 #if defined(SCO_DS)
1362 #undef _OFF_T
1363 #endif
1364 EOF
1366 # Type availability checks
1367 AC_TYPE_MODE_T
1368 AC_TYPE_OFF_T
1369 AC_TYPE_PID_T
1370 AC_TYPE_SIGNAL
1371 AC_TYPE_SIZE_T
1372 AC_TYPE_UID_T
1373 AC_TYPE_UINT32_T
1374 AC_TYPE_UINT64_T
1375 AC_TYPE_INT32_T
1376 AC_TYPE_INT64_T
1377 AC_CHECK_TYPE(ssize_t,
1378 AC_DEFINE(HAVE_SSIZE_T, 1, Define if your compiler provides ssize_t),,)
1380 # Sizes of various common basic types
1381 # ANSI C requires sizeof(char) == 1, so no need to check it
1382 AC_CHECK_SIZEOF(int, 4)
1383 AC_CHECK_SIZEOF(long, 4)
1384 AC_CHECK_SIZEOF(void *, 4)
1385 AC_CHECK_SIZEOF(short, 2)
1386 AC_CHECK_SIZEOF(float, 4)
1387 AC_CHECK_SIZEOF(double, 8)
1388 AC_CHECK_SIZEOF(fpos_t, 4)
1389 AC_CHECK_SIZEOF(size_t, 4)
1390 AC_CHECK_SIZEOF(pid_t, 4)
1392 AC_MSG_CHECKING(for long long support)
1393 have_long_long=no
1394 AC_TRY_COMPILE([], [long long x; x = (long long)0;], [
1395 AC_DEFINE(HAVE_LONG_LONG, 1, [Define this if you have the type long long.])
1396 have_long_long=yes
1397 ])
1398 AC_MSG_RESULT($have_long_long)
1399 if test "$have_long_long" = yes ; then
1400 AC_CHECK_SIZEOF(long long, 8)
1401 fi
1403 AC_MSG_CHECKING(for long double support)
1404 have_long_double=no
1405 AC_TRY_COMPILE([], [long double x; x = (long double)0.;], [
1406 AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define this if you have the type long double.])
1407 have_long_double=yes
1408 ])
1409 AC_MSG_RESULT($have_long_double)
1410 if test "$have_long_double" = yes ; then
1411 AC_CHECK_SIZEOF(long double, 12)
1412 fi
1414 AC_MSG_CHECKING(for _Bool support)
1415 have_c99_bool=no
1416 AC_TRY_COMPILE([], [_Bool x; x = (_Bool)0;], [
1417 AC_DEFINE(HAVE_C99_BOOL, 1, [Define this if you have the type _Bool.])
1418 have_c99_bool=yes
1419 ])
1420 AC_MSG_RESULT($have_c99_bool)
1421 if test "$have_c99_bool" = yes ; then
1422 AC_CHECK_SIZEOF(_Bool, 1)
1423 fi
1425 AC_CHECK_TYPES(uintptr_t,
1426 [AC_CHECK_SIZEOF(uintptr_t, 4)],
1427 [], [#ifdef HAVE_STDINT_H
1428 #include <stdint.h>
1429 #endif])
1432 # Hmph. AC_CHECK_SIZEOF() doesn't include <sys/types.h>.
1433 AC_MSG_CHECKING(size of off_t)
1434 AC_CACHE_VAL(ac_cv_sizeof_off_t,
1435 [AC_TRY_RUN([#include <stdio.h>
1436 #include <sys/types.h>
1437 main()
1438 {
1439 FILE *f=fopen("conftestval", "w");
1440 if (!f) exit(1);
1441 fprintf(f, "%d\n", sizeof(off_t));
1442 exit(0);
1443 }],
1444 ac_cv_sizeof_off_t=`cat conftestval`,
1445 ac_cv_sizeof_off_t=0,
1446 ac_cv_sizeof_off_t=4)
1447 ])
1448 AC_MSG_RESULT($ac_cv_sizeof_off_t)
1449 AC_DEFINE_UNQUOTED(SIZEOF_OFF_T, $ac_cv_sizeof_off_t,
1450 [The number of bytes in an off_t.])
1452 AC_MSG_CHECKING(whether to enable large file support)
1453 if test "$have_long_long" = yes -a \
1454 "$ac_cv_sizeof_off_t" -gt "$ac_cv_sizeof_long" -a \
1455 "$ac_cv_sizeof_long_long" -ge "$ac_cv_sizeof_off_t"; then
1456 AC_DEFINE(HAVE_LARGEFILE_SUPPORT, 1,
1457 [Defined to enable large file support when an off_t is bigger than a long
1458 and long long is available and at least as big as an off_t. You may need
1459 to add some flags for configuration and compilation to enable this mode.
1460 (For Solaris and Linux, the necessary defines are already defined.)])
1461 AC_MSG_RESULT(yes)
1462 else
1463 AC_MSG_RESULT(no)
1464 fi
1466 # AC_CHECK_SIZEOF() doesn't include <time.h>.
1467 AC_MSG_CHECKING(size of time_t)
1468 AC_CACHE_VAL(ac_cv_sizeof_time_t,
1469 [AC_TRY_RUN([#include <stdio.h>
1470 #include <time.h>
1471 main()
1472 {
1473 FILE *f=fopen("conftestval", "w");
1474 if (!f) exit(1);
1475 fprintf(f, "%d\n", sizeof(time_t));
1476 exit(0);
1477 }],
1478 ac_cv_sizeof_time_t=`cat conftestval`,
1479 ac_cv_sizeof_time_t=0,
1480 ac_cv_sizeof_time_t=4)
1481 ])
1482 AC_MSG_RESULT($ac_cv_sizeof_time_t)
1483 AC_DEFINE_UNQUOTED(SIZEOF_TIME_T, $ac_cv_sizeof_time_t,
1484 [The number of bytes in a time_t.])
1487 # if have pthread_t then define SIZEOF_PTHREAD_T
1488 ac_save_cc="$CC"
1489 if test "$ac_cv_kpthread" = "yes"
1490 then CC="$CC -Kpthread"
1491 elif test "$ac_cv_kthread" = "yes"
1492 then CC="$CC -Kthread"
1493 elif test "$ac_cv_pthread" = "yes"
1494 then CC="$CC -pthread"
1495 fi
1496 AC_MSG_CHECKING(for pthread_t)
1497 have_pthread_t=no
1498 AC_TRY_COMPILE([#include <pthread.h>], [pthread_t x; x = *(pthread_t*)0;], have_pthread_t=yes)
1499 AC_MSG_RESULT($have_pthread_t)
1500 if test "$have_pthread_t" = yes ; then
1501 # AC_CHECK_SIZEOF() doesn't include <pthread.h>.
1502 AC_MSG_CHECKING(size of pthread_t)
1503 AC_CACHE_VAL(ac_cv_sizeof_pthread_t,
1504 [AC_TRY_RUN([#include <stdio.h>
1505 #include <pthread.h>
1506 main()
1507 {
1508 FILE *f=fopen("conftestval", "w");
1509 if (!f) exit(1);
1510 fprintf(f, "%d\n", sizeof(pthread_t));
1511 exit(0);
1512 }],
1513 ac_cv_sizeof_pthread_t=`cat conftestval`,
1514 ac_cv_sizeof_pthread_t=0,
1515 ac_cv_sizeof_pthread_t=4)
1516 ])
1517 AC_MSG_RESULT($ac_cv_sizeof_pthread_t)
1518 AC_DEFINE_UNQUOTED(SIZEOF_PTHREAD_T, $ac_cv_sizeof_pthread_t,
1519 [The number of bytes in a pthread_t.])
1520 fi
1521 CC="$ac_save_cc"
1523 AC_MSG_CHECKING(for --enable-toolbox-glue)
1524 AC_ARG_ENABLE(toolbox-glue,
1525 AC_HELP_STRING(--enable-toolbox-glue, disable/enable MacOSX glue code for extensions))
1527 if test -z "$enable_toolbox_glue"
1528 then
1529 case $ac_sys_system/$ac_sys_release in
1530 Darwin/*)
1531 enable_toolbox_glue="yes";;
1532 *)
1533 enable_toolbox_glue="no";;
1534 esac
1535 fi
1536 case "$enable_toolbox_glue" in
1537 yes)
1538 extra_machdep_objs="Python/mactoolboxglue.o"
1539 extra_undefs="-u _PyMac_Error"
1540 AC_DEFINE(USE_TOOLBOX_OBJECT_GLUE, 1,
1541 [Define if you want to use MacPython modules on MacOSX in unix-Python.])
1542 ;;
1543 *)
1544 extra_machdep_objs=""
1545 extra_undefs=""
1546 ;;
1547 esac
1548 AC_MSG_RESULT($enable_toolbox_glue)
1551 AC_SUBST(OTHER_LIBTOOL_OPT)
1552 case $ac_sys_system/$ac_sys_release in
1553 Darwin/@<:@01567@:>@\..*)
1554 OTHER_LIBTOOL_OPT="-prebind -seg1addr 0x10000000"
1555 ;;
1556 Darwin/*)
1557 OTHER_LIBTOOL_OPT=""
1558 ;;
1559 esac
1561 AC_SUBST(LIBTOOL_CRUFT)
1562 case $ac_sys_system/$ac_sys_release in
1563 Darwin/@<:@01567@:>@\..*)
1564 LIBTOOL_CRUFT="-framework System -lcc_dynamic"
1565 if test "${enable_universalsdk}"; then
1566 :
1567 else
1568 LIBTOOL_CRUFT="${LIBTOOL_CRUFT} -arch_only `arch`"
1569 fi
1570 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1571 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';;
1572 Darwin/*)
1573 gcc_version=`gcc -v 2>&1 | grep version | cut -d\ -f3`
1574 if test ${gcc_version} '<' 4.0
1575 then
1576 LIBTOOL_CRUFT="-lcc_dynamic"
1577 else
1578 LIBTOOL_CRUFT=""
1579 fi
1580 LIBTOOL_CRUFT=$LIBTOOL_CRUFT" -lSystem -lSystemStubs -arch_only `arch`"
1581 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1582 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';;
1583 esac
1585 AC_MSG_CHECKING(for --enable-framework)
1586 if test "$enable_framework"
1587 then
1588 BASECFLAGS="$BASECFLAGS -fno-common -dynamic"
1589 # -F. is needed to allow linking to the framework while
1590 # in the build location.
1591 AC_DEFINE(WITH_NEXT_FRAMEWORK, 1,
1592 [Define if you want to produce an OpenStep/Rhapsody framework
1593 (shared library plus accessory files).])
1594 AC_MSG_RESULT(yes)
1595 else
1596 AC_MSG_RESULT(no)
1597 fi
1599 AC_MSG_CHECKING(for dyld)
1600 case $ac_sys_system/$ac_sys_release in
1601 Darwin/*)
1602 AC_DEFINE(WITH_DYLD, 1,
1603 [Define if you want to use the new-style (Openstep, Rhapsody, MacOS)
1604 dynamic linker (dyld) instead of the old-style (NextStep) dynamic
1605 linker (rld). Dyld is necessary to support frameworks.])
1606 AC_MSG_RESULT(always on for Darwin)
1607 ;;
1608 *)
1609 AC_MSG_RESULT(no)
1610 ;;
1611 esac
1613 # Set info about shared libraries.
1614 AC_SUBST(SO)
1615 AC_SUBST(LDSHARED)
1616 AC_SUBST(BLDSHARED)
1617 AC_SUBST(CCSHARED)
1618 AC_SUBST(LINKFORSHARED)
1619 # SO is the extension of shared libraries `(including the dot!)
1620 # -- usually .so, .sl on HP-UX, .dll on Cygwin
1621 AC_MSG_CHECKING(SO)
1622 if test -z "$SO"
1623 then
1624 case $ac_sys_system in
1625 hp*|HP*)
1626 case `uname -m` in
1627 ia64) SO=.so;;
1628 *) SO=.sl;;
1629 esac
1630 ;;
1631 CYGWIN*) SO=.dll;;
1632 *) SO=.so;;
1633 esac
1634 else
1635 # this might also be a termcap variable, see #610332
1636 echo
1637 echo '====================================================================='
1638 echo '+ +'
1639 echo '+ WARNING: You have set SO in your environment. +'
1640 echo '+ Do you really mean to change the extension for shared libraries? +'
1641 echo '+ Continuing in 10 seconds to let you to ponder. +'
1642 echo '+ +'
1643 echo '====================================================================='
1644 sleep 10
1645 fi
1646 AC_MSG_RESULT($SO)
1648 AC_DEFINE_UNQUOTED(SHLIB_EXT, "$SO", [Define this to be extension of shared libraries (including the dot!).])
1649 # LDSHARED is the ld *command* used to create shared library
1650 # -- "cc -G" on SunOS 5.x, "ld -shared" on IRIX 5
1651 # (Shared libraries in this instance are shared modules to be loaded into
1652 # Python, as opposed to building Python itself as a shared library.)
1653 AC_MSG_CHECKING(LDSHARED)
1654 if test -z "$LDSHARED"
1655 then
1656 case $ac_sys_system/$ac_sys_release in
1657 AIX*)
1658 BLDSHARED="\$(srcdir)/Modules/ld_so_aix \$(CC) -bI:Modules/python.exp"
1659 LDSHARED="\$(BINLIBDEST)/config/ld_so_aix \$(CC) -bI:\$(BINLIBDEST)/config/python.exp"
1660 ;;
1661 BeOS*)
1662 BLDSHARED="\$(srcdir)/Modules/ld_so_beos $LDLIBRARY"
1663 LDSHARED="\$(BINLIBDEST)/config/ld_so_beos \$(LIBDIR)/$LDLIBRARY"
1664 ;;
1665 IRIX/5*) LDSHARED="ld -shared";;
1666 IRIX*/6*) LDSHARED="ld ${SGI_ABI} -shared -all";;
1667 SunOS/5*)
1668 if test "$GCC" = "yes"
1669 then LDSHARED='$(CC) -shared'
1670 else LDSHARED='$(CC) -G';
1671 fi ;;
1672 hp*|HP*)
1673 if test "$GCC" = "yes"
1674 then LDSHARED='$(CC) -shared'
1675 else LDSHARED='ld -b';
1676 fi ;;
1677 OSF*) LDSHARED="ld -shared -expect_unresolved \"*\"";;
1678 Darwin/1.3*)
1679 LDSHARED='$(CC) $(LDFLAGS) -bundle'
1680 if test "$enable_framework" ; then
1681 # Link against the framework. All externals should be defined.
1682 BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1683 LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1684 else
1685 # No framework. Ignore undefined symbols, assuming they come from Python
1686 LDSHARED="$LDSHARED -undefined suppress"
1687 fi ;;
1688 Darwin/1.4*|Darwin/5.*|Darwin/6.*)
1689 LDSHARED='$(CC) $(LDFLAGS) -bundle'
1690 if test "$enable_framework" ; then
1691 # Link against the framework. All externals should be defined.
1692 BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1693 LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1694 else
1695 # No framework, use the Python app as bundle-loader
1696 BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
1697 LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
1698 fi ;;
1699 Darwin/*)
1700 # Use -undefined dynamic_lookup whenever possible (10.3 and later).
1701 # This allows an extension to be used in any Python
1703 if test ${MACOSX_DEPLOYMENT_TARGET} '>' 10.2
1704 then
1705 if test "${enable_universalsdk}"; then
1706 LDFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${LDFLAGS}"
1707 fi
1708 LDSHARED='$(CC) $(LDFLAGS) -bundle -undefined dynamic_lookup'
1709 BLDSHARED="$LDSHARED"
1710 else
1711 LDSHARED='$(CC) $(LDFLAGS) -bundle'
1712 if test "$enable_framework" ; then
1713 # Link against the framework. All externals should be defined.
1714 BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1715 LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1716 else
1717 # No framework, use the Python app as bundle-loader
1718 BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
1719 LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
1720 fi
1721 fi
1722 ;;
1723 Linux*|GNU*|QNX*) LDSHARED='$(CC) -shared';;
1724 BSD/OS*/4*) LDSHARED="gcc -shared";;
1725 FreeBSD*)
1726 if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
1727 then
1728 LDSHARED="$CC -shared ${LDFLAGS}"
1729 else
1730 LDSHARED="ld -Bshareable ${LDFLAGS}"
1731 fi;;
1732 OpenBSD*)
1733 if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
1734 then
1735 LDSHARED='$(CC) -shared $(CCSHARED) ${LDFLAGS}'
1736 else
1737 case `uname -r` in
1738 [[01]].* | 2.[[0-7]] | 2.[[0-7]].*)
1739 LDSHARED="ld -Bshareable ${LDFLAGS}"
1740 ;;
1741 *)
1742 LDSHARED='$(CC) -shared $(CCSHARED) ${LDFLAGS}'
1743 ;;
1744 esac
1745 fi;;
1746 NetBSD*|DragonFly*) LDSHARED="cc -shared ${LDFLAGS}";;
1747 OpenUNIX*|UnixWare*)
1748 if test "$GCC" = "yes"
1749 then LDSHARED='$(CC) -shared'
1750 else LDSHARED='$(CC) -G'
1751 fi;;
1752 SCO_SV*) LDSHARED='$(CC) -Wl,-G,-Bexport';;
1753 Monterey*) LDSHARED="cc -G -dy -Bdynamic -Bexport -L/usr/lib/ia64l64";;
1754 CYGWIN*) LDSHARED="gcc -shared -Wl,--enable-auto-image-base";;
1755 atheos*) LDSHARED="gcc -shared";;
1756 *) LDSHARED="ld";;
1757 esac
1758 fi
1759 AC_MSG_RESULT($LDSHARED)
1760 BLDSHARED=${BLDSHARED-$LDSHARED}
1761 # CCSHARED are the C *flags* used to create objects to go into a shared
1762 # library (module) -- this is only needed for a few systems
1763 AC_MSG_CHECKING(CCSHARED)
1764 if test -z "$CCSHARED"
1765 then
1766 case $ac_sys_system/$ac_sys_release in
1767 SunOS*) if test "$GCC" = yes;
1768 then CCSHARED="-fPIC";
1769 elif test `uname -p` = sparc;
1770 then CCSHARED="-xcode=pic32";
1771 else CCSHARED="-Kpic";
1772 fi;;
1773 hp*|HP*) if test "$GCC" = yes;
1774 then CCSHARED="-fPIC";
1775 else CCSHARED="+z";
1776 fi;;
1777 Linux*|GNU*) CCSHARED="-fPIC";;
1778 BSD/OS*/4*) CCSHARED="-fpic";;
1779 FreeBSD*|NetBSD*|OpenBSD*|DragonFly*) CCSHARED="-fPIC";;
1780 OpenUNIX*|UnixWare*)
1781 if test "$GCC" = "yes"
1782 then CCSHARED="-fPIC"
1783 else CCSHARED="-KPIC"
1784 fi;;
1785 SCO_SV*)
1786 if test "$GCC" = "yes"
1787 then CCSHARED="-fPIC"
1788 else CCSHARED="-Kpic -belf"
1789 fi;;
1790 Monterey*) CCSHARED="-G";;
1791 IRIX*/6*) case $CC in
1792 *gcc*) CCSHARED="-shared";;
1793 *) CCSHARED="";;
1794 esac;;
1795 atheos*) CCSHARED="-fPIC";;
1796 esac
1797 fi
1798 AC_MSG_RESULT($CCSHARED)
1799 # LINKFORSHARED are the flags passed to the $(CC) command that links
1800 # the python executable -- this is only needed for a few systems
1801 AC_MSG_CHECKING(LINKFORSHARED)
1802 if test -z "$LINKFORSHARED"
1803 then
1804 case $ac_sys_system/$ac_sys_release in
1805 AIX*) LINKFORSHARED='-Wl,-bE:Modules/python.exp -lld';;
1806 hp*|HP*)
1807 LINKFORSHARED="-Wl,-E -Wl,+s";;
1808 # LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
1809 BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
1810 Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
1811 # -u libsys_s pulls in all symbols in libsys
1812 Darwin/*)
1813 # -u _PyMac_Error is needed to pull in the mac toolbox glue,
1814 # which is
1815 # not used by the core itself but which needs to be in the core so
1816 # that dynamically loaded extension modules have access to it.
1817 # -prebind is no longer used, because it actually seems to give a
1818 # slowdown in stead of a speedup, maybe due to the large number of
1819 # dynamic loads Python does.
1821 LINKFORSHARED="$extra_undefs"
1822 if test "$enable_framework"
1823 then
1824 LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1825 fi
1826 LINKFORSHARED="$LINKFORSHARED";;
1827 OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;
1828 SCO_SV*) LINKFORSHARED="-Wl,-Bexport";;
1829 ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
1830 FreeBSD*|NetBSD*|OpenBSD*|DragonFly*)
1831 if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
1832 then
1833 LINKFORSHARED="-Wl,--export-dynamic"
1834 fi;;
1835 SunOS/5*) case $CC in
1836 *gcc*)
1837 if $CC -Xlinker --help 2>&1 | grep export-dynamic >/dev/null
1838 then
1839 LINKFORSHARED="-Xlinker --export-dynamic"
1840 fi;;
1841 esac;;
1842 CYGWIN*)
1843 if test $enable_shared = "no"
1844 then
1845 LINKFORSHARED='-Wl,--out-implib=$(LDLIBRARY)'
1846 fi;;
1847 QNX*)
1848 # -Wl,-E causes the symbols to be added to the dynamic
1849 # symbol table so that they can be found when a module
1850 # is loaded. -N 2048K causes the stack size to be set
1851 # to 2048 kilobytes so that the stack doesn't overflow
1852 # when running test_compile.py.
1853 LINKFORSHARED='-Wl,-E -N 2048K';;
1854 esac
1855 fi
1856 AC_MSG_RESULT($LINKFORSHARED)
1859 AC_SUBST(CFLAGSFORSHARED)
1860 AC_MSG_CHECKING(CFLAGSFORSHARED)
1861 if test ! "$LIBRARY" = "$LDLIBRARY"
1862 then
1863 case $ac_sys_system in
1864 CYGWIN*)
1865 # Cygwin needs CCSHARED when building extension DLLs
1866 # but not when building the interpreter DLL.
1867 CFLAGSFORSHARED='';;
1868 *)
1869 CFLAGSFORSHARED='$(CCSHARED)'
1870 esac
1871 fi
1872 AC_MSG_RESULT($CFLAGSFORSHARED)
1874 # SHLIBS are libraries (except -lc and -lm) to link to the python shared
1875 # library (with --enable-shared).
1876 # For platforms on which shared libraries are not allowed to have unresolved
1877 # symbols, this must be set to $(LIBS) (expanded by make). We do this even
1878 # if it is not required, since it creates a dependency of the shared library
1879 # to LIBS. This, in turn, means that applications linking the shared libpython
1880 # don't need to link LIBS explicitly. The default should be only changed
1881 # on systems where this approach causes problems.
1882 AC_SUBST(SHLIBS)
1883 AC_MSG_CHECKING(SHLIBS)
1884 case "$ac_sys_system" in
1885 *)
1886 SHLIBS='$(LIBS)';;
1887 esac
1888 AC_MSG_RESULT($SHLIBS)
1891 # checks for libraries
1892 AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
1893 AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
1895 # only check for sem_init if thread support is requested
1896 if test "$with_threads" = "yes" -o -z "$with_threads"; then
1897 AC_SEARCH_LIBS(sem_init, pthread rt posix4) # 'Real Time' functions on Solaris
1898 # posix4 on Solaris 2.6
1899 # pthread (first!) on Linux
1900 fi
1902 # check if we need libintl for locale functions
1903 AC_CHECK_LIB(intl, textdomain,
1904 AC_DEFINE(WITH_LIBINTL, 1,
1905 [Define to 1 if libintl is needed for locale functions.]))
1907 # checks for system dependent C++ extensions support
1908 case "$ac_sys_system" in
1909 AIX*) AC_MSG_CHECKING(for genuine AIX C++ extensions support)
1910 AC_TRY_LINK([#include "/usr/lpp/xlC/include/load.h"],
1911 [loadAndInit("", 0, "")],
1912 [AC_DEFINE(AIX_GENUINE_CPLUSPLUS, 1,
1913 [Define for AIX if your compiler is a genuine IBM xlC/xlC_r
1914 and you want support for AIX C++ shared extension modules.])
1915 AC_MSG_RESULT(yes)],
1916 [AC_MSG_RESULT(no)]);;
1917 *) ;;
1918 esac
1920 # Most SVR4 platforms (e.g. Solaris) need -lsocket and -lnsl.
1921 # BeOS' sockets are stashed in libnet.
1922 AC_CHECK_LIB(nsl, t_open, [LIBS="-lnsl $LIBS"]) # SVR4
1923 AC_CHECK_LIB(socket, socket, [LIBS="-lsocket $LIBS"], [], $LIBS) # SVR4 sockets
1925 case "$ac_sys_system" in
1926 BeOS*)
1927 AC_CHECK_LIB(net, socket, [LIBS="-lnet $LIBS"], [], $LIBS) # BeOS
1928 ;;
1929 esac
1931 AC_MSG_CHECKING(for --with-libs)
1932 AC_ARG_WITH(libs,
1933 AC_HELP_STRING(--with-libs='lib1 ...', link against additional libs),
1934 [
1935 AC_MSG_RESULT($withval)
1936 LIBS="$withval $LIBS"
1937 ],
1938 [AC_MSG_RESULT(no)])
1940 # Check for use of the system libffi library
1941 AC_MSG_CHECKING(for --with-system-ffi)
1942 AC_ARG_WITH(system_ffi,
1943 AC_HELP_STRING(--with-system-ffi, build _ctypes module using an installed ffi library))
1945 AC_MSG_RESULT($with_system_ffi)
1947 # Check for --with-dbmliborder
1948 AC_MSG_CHECKING(for --with-dbmliborder)
1949 AC_ARG_WITH(dbmliborder,
1950 AC_HELP_STRING([--with-dbmliborder=db1:db2:...], [order to check db backends for dbm. Valid value is a colon separated string with the backend names `ndbm', `gdbm' and `bdb'.]),
1951 [
1952 if test x$with_dbmliborder = xyes
1953 then
1954 AC_MSG_ERROR([proper usage is --with-dbmliborder=db1:db2:...])
1955 else
1956 for db in `echo $with_dbmliborder | sed 's/:/ /g'`; do
1957 if test x$db != xndbm && test x$db != xgdbm && test x$db != xbdb
1958 then
1959 AC_MSG_ERROR([proper usage is --with-dbmliborder=db1:db2:...])
1960 fi
1961 done
1962 fi])
1963 AC_MSG_RESULT($with_dbmliborder)
1965 # Determine if signalmodule should be used.
1966 AC_SUBST(USE_SIGNAL_MODULE)
1967 AC_SUBST(SIGNAL_OBJS)
1968 AC_MSG_CHECKING(for --with-signal-module)
1969 AC_ARG_WITH(signal-module,
1970 AC_HELP_STRING(--with-signal-module, disable/enable signal module))
1972 if test -z "$with_signal_module"
1973 then with_signal_module="yes"
1974 fi
1975 AC_MSG_RESULT($with_signal_module)
1977 if test "${with_signal_module}" = "yes"; then
1978 USE_SIGNAL_MODULE=""
1979 SIGNAL_OBJS=""
1980 else
1981 USE_SIGNAL_MODULE="#"
1982 SIGNAL_OBJS="Parser/intrcheck.o Python/sigcheck.o"
1983 fi
1985 # This is used to generate Setup.config
1986 AC_SUBST(USE_THREAD_MODULE)
1987 USE_THREAD_MODULE=""
1989 AC_MSG_CHECKING(for --with-dec-threads)
1990 AC_SUBST(LDLAST)
1991 AC_ARG_WITH(dec-threads,
1992 AC_HELP_STRING(--with-dec-threads, use DEC Alpha/OSF1 thread-safe libraries),
1993 [
1994 AC_MSG_RESULT($withval)
1995 LDLAST=-threads
1996 if test "${with_thread+set}" != set; then
1997 with_thread="$withval";
1998 fi],
1999 [AC_MSG_RESULT(no)])
2001 # Templates for things AC_DEFINEd more than once.
2002 # For a single AC_DEFINE, no template is needed.
2003 AH_TEMPLATE(C_THREADS,[Define if you have the Mach cthreads package])
2004 AH_TEMPLATE(_REENTRANT,
2005 [Define to force use of thread-safe errno, h_errno, and other functions])
2006 AH_TEMPLATE(WITH_THREAD,
2007 [Define if you want to compile in rudimentary thread support])
2009 AC_MSG_CHECKING(for --with-threads)
2010 dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
2011 AC_ARG_WITH(threads,
2012 AC_HELP_STRING(--with(out)-threads@<:@=DIRECTORY@:>@, disable/enable thread support))
2014 # --with-thread is deprecated, but check for it anyway
2015 dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
2016 AC_ARG_WITH(thread,
2017 AC_HELP_STRING(--with(out)-thread@<:@=DIRECTORY@:>@, deprecated; use --with(out)-threads),
2018 [with_threads=$with_thread])
2020 if test -z "$with_threads"
2021 then with_threads="yes"
2022 fi
2023 AC_MSG_RESULT($with_threads)
2025 AC_SUBST(THREADOBJ)
2026 if test "$with_threads" = "no"
2027 then
2028 USE_THREAD_MODULE="#"
2029 elif test "$ac_cv_pthread_is_default" = yes
2030 then
2031 AC_DEFINE(WITH_THREAD)
2032 # Defining _REENTRANT on system with POSIX threads should not hurt.
2033 AC_DEFINE(_REENTRANT)
2034 posix_threads=yes
2035 THREADOBJ="Python/thread.o"
2036 elif test "$ac_cv_kpthread" = "yes"
2037 then
2038 CC="$CC -Kpthread"
2039 if test "$ac_cv_cxx_thread" = "yes"; then
2040 CXX="$CXX -Kpthread"
2041 fi
2042 AC_DEFINE(WITH_THREAD)
2043 posix_threads=yes
2044 THREADOBJ="Python/thread.o"
2045 elif test "$ac_cv_kthread" = "yes"
2046 then
2047 CC="$CC -Kthread"
2048 if test "$ac_cv_cxx_thread" = "yes"; then
2049 CXX="$CXX -Kthread"
2050 fi
2051 AC_DEFINE(WITH_THREAD)
2052 posix_threads=yes
2053 THREADOBJ="Python/thread.o"
2054 elif test "$ac_cv_pthread" = "yes"
2055 then
2056 CC="$CC -pthread"
2057 if test "$ac_cv_cxx_thread" = "yes"; then
2058 CXX="$CXX -pthread"
2059 fi
2060 AC_DEFINE(WITH_THREAD)
2061 posix_threads=yes
2062 THREADOBJ="Python/thread.o"
2063 else
2064 if test ! -z "$with_threads" -a -d "$with_threads"
2065 then LDFLAGS="$LDFLAGS -L$with_threads"
2066 fi
2067 if test ! -z "$withval" -a -d "$withval"
2068 then LDFLAGS="$LDFLAGS -L$withval"
2069 fi
2071 # According to the POSIX spec, a pthreads implementation must
2072 # define _POSIX_THREADS in unistd.h. Some apparently don't
2073 # (e.g. gnu pth with pthread emulation)
2074 AC_MSG_CHECKING(for _POSIX_THREADS in unistd.h)
2075 AC_EGREP_CPP(yes,
2076 [
2077 #include <unistd.h>
2078 #ifdef _POSIX_THREADS
2079 yes
2080 #endif
2081 ], unistd_defines_pthreads=yes, unistd_defines_pthreads=no)
2082 AC_MSG_RESULT($unistd_defines_pthreads)
2084 AC_DEFINE(_REENTRANT)
2085 AC_CHECK_HEADER(cthreads.h, [AC_DEFINE(WITH_THREAD)
2086 AC_DEFINE(C_THREADS)
2087 AC_DEFINE(HURD_C_THREADS, 1,
2088 [Define if you are using Mach cthreads directly under /include])
2089 LIBS="$LIBS -lthreads"
2090 THREADOBJ="Python/thread.o"],[
2091 AC_CHECK_HEADER(mach/cthreads.h, [AC_DEFINE(WITH_THREAD)
2092 AC_DEFINE(C_THREADS)
2093 AC_DEFINE(MACH_C_THREADS, 1,
2094 [Define if you are using Mach cthreads under mach /])
2095 THREADOBJ="Python/thread.o"],[
2096 AC_MSG_CHECKING(for --with-pth)
2097 AC_ARG_WITH([pth],
2098 AC_HELP_STRING(--with-pth, use GNU pth threading libraries),
2099 [AC_MSG_RESULT($withval)
2100 AC_DEFINE([WITH_THREAD])
2101 AC_DEFINE([HAVE_PTH], 1,
2102 [Define if you have GNU PTH threads.])
2103 LIBS="-lpth $LIBS"
2104 THREADOBJ="Python/thread.o"],
2105 [AC_MSG_RESULT(no)
2107 # Just looking for pthread_create in libpthread is not enough:
2108 # on HP/UX, pthread.h renames pthread_create to a different symbol name.
2109 # So we really have to include pthread.h, and then link.
2110 _libs=$LIBS
2111 LIBS="$LIBS -lpthread"
2112 AC_MSG_CHECKING([for pthread_create in -lpthread])
2113 AC_TRY_LINK([#include <pthread.h>
2115 void * start_routine (void *arg) { exit (0); }], [
2116 pthread_create (NULL, NULL, start_routine, NULL)], [
2117 AC_MSG_RESULT(yes)
2118 AC_DEFINE(WITH_THREAD)
2119 posix_threads=yes
2120 THREADOBJ="Python/thread.o"],[
2121 LIBS=$_libs
2122 AC_CHECK_FUNC(pthread_detach, [AC_DEFINE(WITH_THREAD)
2123 posix_threads=yes
2124 THREADOBJ="Python/thread.o"],[
2125 AC_CHECK_HEADER(atheos/threads.h, [AC_DEFINE(WITH_THREAD)
2126 AC_DEFINE(ATHEOS_THREADS, 1,
2127 [Define this if you have AtheOS threads.])
2128 THREADOBJ="Python/thread.o"],[
2129 AC_CHECK_HEADER(kernel/OS.h, [AC_DEFINE(WITH_THREAD)
2130 AC_DEFINE(BEOS_THREADS, 1,
2131 [Define this if you have BeOS threads.])
2132 THREADOBJ="Python/thread.o"],[
2133 AC_CHECK_LIB(pthreads, pthread_create, [AC_DEFINE(WITH_THREAD)
2134 posix_threads=yes
2135 LIBS="$LIBS -lpthreads"
2136 THREADOBJ="Python/thread.o"], [
2137 AC_CHECK_LIB(c_r, pthread_create, [AC_DEFINE(WITH_THREAD)
2138 posix_threads=yes
2139 LIBS="$LIBS -lc_r"
2140 THREADOBJ="Python/thread.o"], [
2141 AC_CHECK_LIB(pthread, __pthread_create_system, [AC_DEFINE(WITH_THREAD)
2142 posix_threads=yes
2143 LIBS="$LIBS -lpthread"
2144 THREADOBJ="Python/thread.o"], [
2145 AC_CHECK_LIB(cma, pthread_create, [AC_DEFINE(WITH_THREAD)
2146 posix_threads=yes
2147 LIBS="$LIBS -lcma"
2148 THREADOBJ="Python/thread.o"],[
2149 USE_THREAD_MODULE="#"])
2150 ])])])])])])])])])])
2152 AC_CHECK_LIB(mpc, usconfig, [AC_DEFINE(WITH_THREAD)
2153 LIBS="$LIBS -lmpc"
2154 THREADOBJ="Python/thread.o"
2155 USE_THREAD_MODULE=""])
2157 if test "$posix_threads" != "yes"; then
2158 AC_CHECK_LIB(thread, thr_create, [AC_DEFINE(WITH_THREAD)
2159 LIBS="$LIBS -lthread"
2160 THREADOBJ="Python/thread.o"
2161 USE_THREAD_MODULE=""])
2162 fi
2164 if test "$USE_THREAD_MODULE" != "#"
2165 then
2166 # If the above checks didn't disable threads, (at least) OSF1
2167 # needs this '-threads' argument during linking.
2168 case $ac_sys_system in
2169 OSF1) LDLAST=-threads;;
2170 esac
2171 fi
2172 fi
2174 if test "$posix_threads" = "yes"; then
2175 if test "$unistd_defines_pthreads" = "no"; then
2176 AC_DEFINE(_POSIX_THREADS, 1,
2177 [Define if you have POSIX threads,
2178 and your system does not define that.])
2179 fi
2181 # Bug 662787: Using semaphores causes unexplicable hangs on Solaris 8.
2182 case $ac_sys_system/$ac_sys_release in
2183 SunOS/5.6) AC_DEFINE(HAVE_PTHREAD_DESTRUCTOR, 1,
2184 Defined for Solaris 2.6 bug in pthread header.)
2185 ;;
2186 SunOS/5.8) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1,
2187 Define if the Posix semaphores do not work on your system)
2188 ;;
2189 AIX/5) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1,
2190 Define if the Posix semaphores do not work on your system)
2191 ;;
2192 esac
2194 AC_MSG_CHECKING(if PTHREAD_SCOPE_SYSTEM is supported)
2195 AC_CACHE_VAL(ac_cv_pthread_system_supported,
2196 [AC_TRY_RUN([#include <pthread.h>
2197 void *foo(void *parm) {
2198 return NULL;
2199 }
2200 main() {
2201 pthread_attr_t attr;
2202 pthread_t id;
2203 if (pthread_attr_init(&attr)) exit(-1);
2204 if (pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM)) exit(-1);
2205 if (pthread_create(&id, &attr, foo, NULL)) exit(-1);
2206 exit(0);
2207 }],
2208 ac_cv_pthread_system_supported=yes,
2209 ac_cv_pthread_system_supported=no,
2210 ac_cv_pthread_system_supported=no)
2211 ])
2212 AC_MSG_RESULT($ac_cv_pthread_system_supported)
2213 if test "$ac_cv_pthread_system_supported" = "yes"; then
2214 AC_DEFINE(PTHREAD_SYSTEM_SCHED_SUPPORTED, 1, [Defined if PTHREAD_SCOPE_SYSTEM supported.])
2215 fi
2216 AC_CHECK_FUNCS(pthread_sigmask,
2217 [case $ac_sys_system in
2218 CYGWIN*)
2219 AC_DEFINE(HAVE_BROKEN_PTHREAD_SIGMASK, 1,
2220 [Define if pthread_sigmask() does not work on your system.])
2221 ;;
2222 esac])
2223 fi
2226 # Check for enable-ipv6
2227 AH_TEMPLATE(ENABLE_IPV6, [Define if --enable-ipv6 is specified])
2228 AC_MSG_CHECKING([if --enable-ipv6 is specified])
2229 AC_ARG_ENABLE(ipv6,
2230 [ --enable-ipv6 Enable ipv6 (with ipv4) support
2231 --disable-ipv6 Disable ipv6 support],
2232 [ case "$enableval" in
2233 no)
2234 AC_MSG_RESULT(no)
2235 ipv6=no
2236 ;;
2237 *) AC_MSG_RESULT(yes)
2238 AC_DEFINE(ENABLE_IPV6)
2239 ipv6=yes
2240 ;;
2241 esac ],
2243 [
2244 dnl the check does not work on cross compilation case...
2245 AC_TRY_RUN([ /* AF_INET6 available check */
2246 #include <sys/types.h>
2247 #include <sys/socket.h>
2248 main()
2249 {
2250 if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
2251 exit(1);
2252 else
2253 exit(0);
2254 }
2255 ],
2256 AC_MSG_RESULT(yes)
2257 ipv6=yes,
2258 AC_MSG_RESULT(no)
2259 ipv6=no,
2260 AC_MSG_RESULT(no)
2261 ipv6=no
2262 )
2264 if test "$ipv6" = "yes"; then
2265 AC_MSG_CHECKING(if RFC2553 API is available)
2266 AC_TRY_COMPILE([#include <sys/types.h>
2267 #include <netinet/in.h>],
2268 [struct sockaddr_in6 x;
2269 x.sin6_scope_id;],
2270 AC_MSG_RESULT(yes)
2271 ipv6=yes,
2272 AC_MSG_RESULT(no, IPv6 disabled)
2273 ipv6=no)
2274 fi
2276 if test "$ipv6" = "yes"; then
2277 AC_DEFINE(ENABLE_IPV6)
2278 fi
2279 ])
2281 ipv6type=unknown
2282 ipv6lib=none
2283 ipv6trylibc=no
2285 if test "$ipv6" = "yes"; then
2286 AC_MSG_CHECKING([ipv6 stack type])
2287 for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta;
2288 do
2289 case $i in
2290 inria)
2291 dnl http://www.kame.net/
2292 AC_EGREP_CPP(yes, [
2293 #include <netinet/in.h>
2294 #ifdef IPV6_INRIA_VERSION
2295 yes
2296 #endif],
2297 [ipv6type=$i])
2298 ;;
2299 kame)
2300 dnl http://www.kame.net/
2301 AC_EGREP_CPP(yes, [
2302 #include <netinet/in.h>
2303 #ifdef __KAME__
2304 yes
2305 #endif],
2306 [ipv6type=$i;
2307 ipv6lib=inet6
2308 ipv6libdir=/usr/local/v6/lib
2309 ipv6trylibc=yes])
2310 ;;
2311 linux-glibc)
2312 dnl http://www.v6.linux.or.jp/
2313 AC_EGREP_CPP(yes, [
2314 #include <features.h>
2315 #if defined(__GLIBC__) && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2))
2316 yes
2317 #endif],
2318 [ipv6type=$i;
2319 ipv6trylibc=yes])
2320 ;;
2321 linux-inet6)
2322 dnl http://www.v6.linux.or.jp/
2323 if test -d /usr/inet6; then
2324 ipv6type=$i
2325 ipv6lib=inet6
2326 ipv6libdir=/usr/inet6/lib
2327 BASECFLAGS="-I/usr/inet6/include $BASECFLAGS"
2328 fi
2329 ;;
2330 solaris)
2331 if test -f /etc/netconfig; then
2332 if /usr/xpg4/bin/grep -q tcp6 /etc/netconfig; then
2333 ipv6type=$i
2334 ipv6trylibc=yes
2335 fi
2336 fi
2337 ;;
2338 toshiba)
2339 AC_EGREP_CPP(yes, [
2340 #include <sys/param.h>
2341 #ifdef _TOSHIBA_INET6
2342 yes
2343 #endif],
2344 [ipv6type=$i;
2345 ipv6lib=inet6;
2346 ipv6libdir=/usr/local/v6/lib])
2347 ;;
2348 v6d)
2349 AC_EGREP_CPP(yes, [
2350 #include </usr/local/v6/include/sys/v6config.h>
2351 #ifdef __V6D__
2352 yes
2353 #endif],
2354 [ipv6type=$i;
2355 ipv6lib=v6;
2356 ipv6libdir=/usr/local/v6/lib;
2357 BASECFLAGS="-I/usr/local/v6/include $BASECFLAGS"])
2358 ;;
2359 zeta)
2360 AC_EGREP_CPP(yes, [
2361 #include <sys/param.h>
2362 #ifdef _ZETA_MINAMI_INET6
2363 yes
2364 #endif],
2365 [ipv6type=$i;
2366 ipv6lib=inet6;
2367 ipv6libdir=/usr/local/v6/lib])
2368 ;;
2369 esac
2370 if test "$ipv6type" != "unknown"; then
2371 break
2372 fi
2373 done
2374 AC_MSG_RESULT($ipv6type)
2375 fi
2377 if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
2378 if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
2379 LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
2380 echo "using lib$ipv6lib"
2381 else
2382 if test $ipv6trylibc = "yes"; then
2383 echo "using libc"
2384 else
2385 echo 'Fatal: no $ipv6lib library found. cannot continue.'
2386 echo "You need to fetch lib$ipv6lib.a from appropriate"
2387 echo 'ipv6 kit and compile beforehand.'
2388 exit 1
2389 fi
2390 fi
2391 fi
2393 AC_MSG_CHECKING(for OSX 10.5 SDK or later)
2394 AC_TRY_COMPILE([#include <Carbon/Carbon.h>], FSIORefNum fRef = 0,
2395 AC_DEFINE(HAVE_OSX105_SDK, 1, Define if compiling using MacOS X 10.5 SDK or later.)
2396 AC_MSG_RESULT(yes),
2397 AC_MSG_RESULT(no)
2398 )
2400 # Check for --with-doc-strings
2401 AC_MSG_CHECKING(for --with-doc-strings)
2402 AC_ARG_WITH(doc-strings,
2403 AC_HELP_STRING(--with(out)-doc-strings, disable/enable documentation strings))
2405 if test -z "$with_doc_strings"
2406 then with_doc_strings="yes"
2407 fi
2408 if test "$with_doc_strings" != "no"
2409 then
2410 AC_DEFINE(WITH_DOC_STRINGS, 1,
2411 [Define if you want documentation strings in extension modules])
2412 fi
2413 AC_MSG_RESULT($with_doc_strings)
2415 # Check for Python-specific malloc support
2416 AC_MSG_CHECKING(for --with-tsc)
2417 AC_ARG_WITH(tsc,
2418 [ --with(out)-tsc enable/disable timestamp counter profile], [
2419 if test "$withval" != no
2420 then
2421 AC_DEFINE(WITH_TSC, 1,
2422 [Define to profile with the Pentium timestamp counter])
2423 AC_MSG_RESULT(yes)
2424 else AC_MSG_RESULT(no)
2425 fi],
2426 [AC_MSG_RESULT(no)])
2428 # Check for Python-specific malloc support
2429 AC_MSG_CHECKING(for --with-pymalloc)
2430 AC_ARG_WITH(pymalloc,
2431 AC_HELP_STRING(--with(out)-pymalloc, disable/enable specialized mallocs))
2433 if test -z "$with_pymalloc"
2434 then with_pymalloc="yes"
2435 fi
2436 if test "$with_pymalloc" != "no"
2437 then
2438 AC_DEFINE(WITH_PYMALLOC, 1,
2439 [Define if you want to compile in Python-specific mallocs])
2440 fi
2441 AC_MSG_RESULT($with_pymalloc)
2443 # Check for --with-wctype-functions
2444 AC_MSG_CHECKING(for --with-wctype-functions)
2445 AC_ARG_WITH(wctype-functions,
2446 AC_HELP_STRING(--with-wctype-functions, use wctype.h functions),
2447 [
2448 if test "$withval" != no
2449 then
2450 AC_DEFINE(WANT_WCTYPE_FUNCTIONS, 1,
2451 [Define if you want wctype.h functions to be used instead of the
2452 one supplied by Python itself. (see Include/unicodectype.h).])
2453 AC_MSG_RESULT(yes)
2454 else AC_MSG_RESULT(no)
2455 fi],
2456 [AC_MSG_RESULT(no)])
2458 # -I${DLINCLDIR} is added to the compile rule for importdl.o
2459 AC_SUBST(DLINCLDIR)
2460 DLINCLDIR=.
2462 # the dlopen() function means we might want to use dynload_shlib.o. some
2463 # platforms, such as AIX, have dlopen(), but don't want to use it.
2464 AC_CHECK_FUNCS(dlopen)
2466 # DYNLOADFILE specifies which dynload_*.o file we will use for dynamic
2467 # loading of modules.
2468 AC_SUBST(DYNLOADFILE)
2469 AC_MSG_CHECKING(DYNLOADFILE)
2470 if test -z "$DYNLOADFILE"
2471 then
2472 case $ac_sys_system/$ac_sys_release in
2473 AIX*) # Use dynload_shlib.c and dlopen() if we have it; otherwise dynload_aix.c
2474 if test "$ac_cv_func_dlopen" = yes
2475 then DYNLOADFILE="dynload_shlib.o"
2476 else DYNLOADFILE="dynload_aix.o"
2477 fi
2478 ;;
2479 BeOS*) DYNLOADFILE="dynload_beos.o";;
2480 hp*|HP*) DYNLOADFILE="dynload_hpux.o";;
2481 # Use dynload_next.c only on 10.2 and below, which don't have native dlopen()
2482 Darwin/@<:@0156@:>@\..*) DYNLOADFILE="dynload_next.o";;
2483 atheos*) DYNLOADFILE="dynload_atheos.o";;
2484 *)
2485 # use dynload_shlib.c and dlopen() if we have it; otherwise stub
2486 # out any dynamic loading
2487 if test "$ac_cv_func_dlopen" = yes
2488 then DYNLOADFILE="dynload_shlib.o"
2489 else DYNLOADFILE="dynload_stub.o"
2490 fi
2491 ;;
2492 esac
2493 fi
2494 AC_MSG_RESULT($DYNLOADFILE)
2495 if test "$DYNLOADFILE" != "dynload_stub.o"
2496 then
2497 AC_DEFINE(HAVE_DYNAMIC_LOADING, 1,
2498 [Defined when any dynamic module loading is enabled.])
2499 fi
2501 # MACHDEP_OBJS can be set to platform-specific object files needed by Python
2503 AC_SUBST(MACHDEP_OBJS)
2504 AC_MSG_CHECKING(MACHDEP_OBJS)
2505 if test -z "$MACHDEP_OBJS"
2506 then
2507 MACHDEP_OBJS=$extra_machdep_objs
2508 else
2509 MACHDEP_OBJS="$MACHDEP_OBJS $extra_machdep_objs"
2510 fi
2511 AC_MSG_RESULT(MACHDEP_OBJS)
2513 # checks for library functions
2514 AC_CHECK_FUNCS(alarm setitimer getitimer bind_textdomain_codeset chown \
2515 clock confstr ctermid execv fchmod fchown fork fpathconf ftime ftruncate \
2516 gai_strerror getgroups getlogin getloadavg getpeername getpgid getpid \
2517 getpriority getpwent getspnam getspent getsid getwd \
2518 kill killpg lchmod lchown lstat mkfifo mknod mktime \
2519 mremap nice pathconf pause plock poll pthread_init \
2520 putenv readlink realpath \
2521 select sem_open sem_timedwait sem_getvalue sem_unlink setegid seteuid \
2522 setgid \
2523 setlocale setregid setreuid setsid setpgid setpgrp setuid setvbuf snprintf \
2524 sigaction siginterrupt sigrelse strftime \
2525 sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
2526 truncate uname unsetenv utimes waitpid wait3 wait4 wcscoll _getpty)
2528 # For some functions, having a definition is not sufficient, since
2529 # we want to take their address.
2530 AC_MSG_CHECKING(for chroot)
2531 AC_TRY_COMPILE([#include <unistd.h>], void *x=chroot,
2532 AC_DEFINE(HAVE_CHROOT, 1, Define if you have the 'chroot' function.)
2533 AC_MSG_RESULT(yes),
2534 AC_MSG_RESULT(no)
2535 )
2536 AC_MSG_CHECKING(for link)
2537 AC_TRY_COMPILE([#include <unistd.h>], void *x=link,
2538 AC_DEFINE(HAVE_LINK, 1, Define if you have the 'link' function.)
2539 AC_MSG_RESULT(yes),
2540 AC_MSG_RESULT(no)
2541 )
2542 AC_MSG_CHECKING(for symlink)
2543 AC_TRY_COMPILE([#include <unistd.h>], void *x=symlink,
2544 AC_DEFINE(HAVE_SYMLINK, 1, Define if you have the 'symlink' function.)
2545 AC_MSG_RESULT(yes),
2546 AC_MSG_RESULT(no)
2547 )
2548 AC_MSG_CHECKING(for fchdir)
2549 AC_TRY_COMPILE([#include <unistd.h>], void *x=fchdir,
2550 AC_DEFINE(HAVE_FCHDIR, 1, Define if you have the 'fchdir' function.)
2551 AC_MSG_RESULT(yes),
2552 AC_MSG_RESULT(no)
2553 )
2554 AC_MSG_CHECKING(for fsync)
2555 AC_TRY_COMPILE([#include <unistd.h>], void *x=fsync,
2556 AC_DEFINE(HAVE_FSYNC, 1, Define if you have the 'fsync' function.)
2557 AC_MSG_RESULT(yes),
2558 AC_MSG_RESULT(no)
2559 )
2560 AC_MSG_CHECKING(for fdatasync)
2561 AC_TRY_COMPILE([#include <unistd.h>], void *x=fdatasync,
2562 AC_DEFINE(HAVE_FDATASYNC, 1, Define if you have the 'fdatasync' function.)
2563 AC_MSG_RESULT(yes),
2564 AC_MSG_RESULT(no)
2565 )
2566 AC_MSG_CHECKING(for epoll)
2567 AC_TRY_COMPILE([#include <sys/epoll.h>], void *x=epoll_create,
2568 AC_DEFINE(HAVE_EPOLL, 1, Define if you have the 'epoll' functions.)
2569 AC_MSG_RESULT(yes),
2570 AC_MSG_RESULT(no)
2571 )
2572 AC_MSG_CHECKING(for kqueue)
2573 AC_TRY_COMPILE([
2574 #include <sys/types.h>
2575 #include <sys/event.h>
2576 ], int x=kqueue(),
2577 AC_DEFINE(HAVE_KQUEUE, 1, Define if you have the 'kqueue' functions.)
2578 AC_MSG_RESULT(yes),
2579 AC_MSG_RESULT(no)
2580 )
2581 # On some systems (eg. FreeBSD 5), we would find a definition of the
2582 # functions ctermid_r, setgroups in the library, but no prototype
2583 # (e.g. because we use _XOPEN_SOURCE). See whether we can take their
2584 # address to avoid compiler warnings and potential miscompilations
2585 # because of the missing prototypes.
2587 AC_MSG_CHECKING(for ctermid_r)
2588 AC_TRY_COMPILE([
2589 #include "confdefs.h"
2590 #include <stdio.h>
2591 ], void* p = ctermid_r,
2592 AC_DEFINE(HAVE_CTERMID_R, 1, Define if you have the 'ctermid_r' function.)
2593 AC_MSG_RESULT(yes),
2594 AC_MSG_RESULT(no)
2595 )
2597 AC_MSG_CHECKING(for flock)
2598 AC_TRY_COMPILE([
2599 #include "confdefs.h"
2600 #include <sys/file.h>
2601 ], void* p = flock,
2602 AC_DEFINE(HAVE_FLOCK, 1, Define if you have the 'flock' function.)
2603 AC_MSG_RESULT(yes),
2604 AC_MSG_RESULT(no)
2605 )
2607 AC_MSG_CHECKING(for getpagesize)
2608 AC_TRY_COMPILE([
2609 #include "confdefs.h"
2610 #include <unistd.h>
2611 ], void* p = getpagesize,
2612 AC_DEFINE(HAVE_GETPAGESIZE, 1, Define if you have the 'getpagesize' function.)
2613 AC_MSG_RESULT(yes),
2614 AC_MSG_RESULT(no)
2615 )
2617 dnl check for true
2618 AC_CHECK_PROGS(TRUE, true, /bin/true)
2620 dnl On some systems (e.g. Solaris 9), hstrerror and inet_aton are in -lresolv
2621 dnl On others, they are in the C library, so we to take no action
2622 AC_CHECK_LIB(c, inet_aton, [$ac_cv_prog_TRUE],
2623 AC_CHECK_LIB(resolv, inet_aton)
2624 )
2626 # On Tru64, chflags seems to be present, but calling it will
2627 # exit Python
2628 AC_MSG_CHECKING(for chflags)
2629 AC_TRY_RUN([
2630 #include <sys/stat.h>
2631 #include <unistd.h>
2632 int main(int argc, char*argv[])
2633 {
2634 if(chflags(argv[0], 0) != 0)
2635 return 1;
2636 return 0;
2637 }
2638 ],AC_DEFINE(HAVE_CHFLAGS, 1, Define to 1 if you have the `chflags' function.)
2639 AC_MSG_RESULT(yes),
2640 AC_MSG_RESULT(no)
2641 )
2643 AC_MSG_CHECKING(for lchflags)
2644 AC_TRY_RUN([
2645 #include <sys/stat.h>
2646 #include <unistd.h>
2647 int main(int argc, char*argv[])
2648 {
2649 if(lchflags(argv[0], 0) != 0)
2650 return 1;
2651 return 0;
2652 }
2653 ],AC_DEFINE(HAVE_LCHFLAGS, 1, Define to 1 if you have the `lchflags' function.)
2654 AC_MSG_RESULT(yes),
2655 AC_MSG_RESULT(no)
2656 )
2658 dnl Check if system zlib has *Copy() functions
2659 dnl
2660 dnl On MacOSX the linker will search for dylibs on the entire linker path
2661 dnl before searching for static libraries. setup.py adds -Wl,-search_paths_first
2662 dnl to revert to a more traditional unix behaviour and make it possible to
2663 dnl override the system libz with a local static library of libz. Temporarily
2664 dnl add that flag to our CFLAGS as well to ensure that we check the version
2665 dnl of libz that will be used by setup.py.
2666 dnl The -L/usr/local/lib is needed as wel to get the same compilation
2667 dnl environment as setup.py (and leaving it out can cause configure to use the
2668 dnl wrong version of the library)
2669 case $ac_sys_system/$ac_sys_release in
2670 Darwin/*)
2671 _CUR_CFLAGS="${CFLAGS}"
2672 _CUR_LDFLAGS="${LDFLAGS}"
2673 CFLAGS="${CFLAGS} -Wl,-search_paths_first"
2674 LDFLAGS="${LDFLAGS} -Wl,-search_paths_first -L/usr/local/lib"
2675 ;;
2676 esac
2678 AC_CHECK_LIB(z, inflateCopy, AC_DEFINE(HAVE_ZLIB_COPY, 1, Define if the zlib library has inflateCopy))
2680 case $ac_sys_system/$ac_sys_release in
2681 Darwin/*)
2682 CFLAGS="${_CUR_CFLAGS}"
2683 LDFLAGS="${_CUR_LDFLAGS}"
2684 ;;
2685 esac
2687 AC_MSG_CHECKING(for hstrerror)
2688 AC_TRY_LINK([
2689 #include "confdefs.h"
2690 #include <netdb.h>
2691 ], void* p = hstrerror; hstrerror(0),
2692 AC_DEFINE(HAVE_HSTRERROR, 1, Define if you have the 'hstrerror' function.)
2693 AC_MSG_RESULT(yes),
2694 AC_MSG_RESULT(no)
2695 )
2697 AC_MSG_CHECKING(for inet_aton)
2698 AC_TRY_LINK([
2699 #include "confdefs.h"
2700 #include <sys/types.h>
2701 #include <sys/socket.h>
2702 #include <netinet/in.h>
2703 #include <arpa/inet.h>
2704 ], void* p = inet_aton;inet_aton(0,0),
2705 AC_DEFINE(HAVE_INET_ATON, 1, Define if you have the 'inet_aton' function.)
2706 AC_MSG_RESULT(yes),
2707 AC_MSG_RESULT(no)
2708 )
2710 AC_MSG_CHECKING(for inet_pton)
2711 AC_TRY_COMPILE([
2712 #include "confdefs.h"
2713 #include <sys/types.h>
2714 #include <sys/socket.h>
2715 #include <netinet/in.h>
2716 #include <arpa/inet.h>
2717 ], void* p = inet_pton,
2718 AC_DEFINE(HAVE_INET_PTON, 1, Define if you have the 'inet_pton' function.)
2719 AC_MSG_RESULT(yes),
2720 AC_MSG_RESULT(no)
2721 )
2723 # On some systems, setgroups is in unistd.h, on others, in grp.h
2724 AC_MSG_CHECKING(for setgroups)
2725 AC_TRY_COMPILE([
2726 #include "confdefs.h"
2727 #include <unistd.h>
2728 #ifdef HAVE_GRP_H
2729 #include <grp.h>
2730 #endif
2731 ],
2732 void* p = setgroups,
2733 AC_DEFINE(HAVE_SETGROUPS, 1, Define if you have the 'setgroups' function.)
2734 AC_MSG_RESULT(yes),
2735 AC_MSG_RESULT(no)
2736 )
2738 # check for openpty and forkpty
2740 AC_CHECK_FUNCS(openpty,,
2741 AC_CHECK_LIB(util,openpty,
2742 [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lutil"],
2743 AC_CHECK_LIB(bsd,openpty, [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lbsd"])
2744 )
2745 )
2746 AC_CHECK_FUNCS(forkpty,,
2747 AC_CHECK_LIB(util,forkpty,
2748 [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lutil"],
2749 AC_CHECK_LIB(bsd,forkpty, [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lbsd"])
2750 )
2751 )
2753 # Stuff for expat.
2754 AC_CHECK_FUNCS(memmove)
2756 # check for long file support functions
2757 AC_CHECK_FUNCS(fseek64 fseeko fstatvfs ftell64 ftello statvfs)
2759 AC_REPLACE_FUNCS(dup2 getcwd strdup)
2760 AC_CHECK_FUNCS(getpgrp,
2761 AC_TRY_COMPILE([#include <unistd.h>],
2762 [getpgrp(0);],
2763 AC_DEFINE(GETPGRP_HAVE_ARG, 1,
2764 [Define if getpgrp() must be called as getpgrp(0).])
2765 )
2766 )
2767 AC_CHECK_FUNCS(setpgrp,
2768 AC_TRY_COMPILE([#include <unistd.h>],
2769 [setpgrp(0,0);],
2770 AC_DEFINE(SETPGRP_HAVE_ARG, 1,
2771 [Define if setpgrp() must be called as setpgrp(0, 0).])
2772 )
2773 )
2774 AC_CHECK_FUNCS(gettimeofday,
2775 AC_TRY_COMPILE([#include <sys/time.h>],
2776 [gettimeofday((struct timeval*)0,(struct timezone*)0);], ,
2777 AC_DEFINE(GETTIMEOFDAY_NO_TZ, 1,
2778 [Define if gettimeofday() does not have second (timezone) argument
2779 This is the case on Motorola V4 (R40V4.2)])
2780 )
2781 )
2783 AC_MSG_CHECKING(for major, minor, and makedev)
2784 AC_TRY_LINK([
2785 #if defined(MAJOR_IN_MKDEV)
2786 #include <sys/mkdev.h>
2787 #elif defined(MAJOR_IN_SYSMACROS)
2788 #include <sys/sysmacros.h>
2789 #else
2790 #include <sys/types.h>
2791 #endif
2792 ],[
2793 makedev(major(0),minor(0));
2794 ],[
2795 AC_DEFINE(HAVE_DEVICE_MACROS, 1,
2796 [Define to 1 if you have the device macros.])
2797 AC_MSG_RESULT(yes)
2798 ],[
2799 AC_MSG_RESULT(no)
2800 ])
2802 # On OSF/1 V5.1, getaddrinfo is available, but a define
2803 # for [no]getaddrinfo in netdb.h.
2804 AC_MSG_CHECKING(for getaddrinfo)
2805 AC_TRY_LINK([
2806 #include <sys/types.h>
2807 #include <sys/socket.h>
2808 #include <netdb.h>
2809 #include <stdio.h>
2810 ],[
2811 getaddrinfo(NULL, NULL, NULL, NULL);
2812 ], [
2813 AC_MSG_RESULT(yes)
2814 AC_MSG_CHECKING(getaddrinfo bug)
2815 AC_TRY_RUN([
2816 #include <sys/types.h>
2817 #include <netdb.h>
2818 #include <string.h>
2819 #include <sys/socket.h>
2820 #include <netinet/in.h>
2822 main()
2823 {
2824 int passive, gaierr, inet4 = 0, inet6 = 0;
2825 struct addrinfo hints, *ai, *aitop;
2826 char straddr[INET6_ADDRSTRLEN], strport[16];
2828 for (passive = 0; passive <= 1; passive++) {
2829 memset(&hints, 0, sizeof(hints));
2830 hints.ai_family = AF_UNSPEC;
2831 hints.ai_flags = passive ? AI_PASSIVE : 0;
2832 hints.ai_socktype = SOCK_STREAM;
2833 hints.ai_protocol = IPPROTO_TCP;
2834 if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
2835 (void)gai_strerror(gaierr);
2836 goto bad;
2837 }
2838 for (ai = aitop; ai; ai = ai->ai_next) {
2839 if (ai->ai_addr == NULL ||
2840 ai->ai_addrlen == 0 ||
2841 getnameinfo(ai->ai_addr, ai->ai_addrlen,
2842 straddr, sizeof(straddr), strport, sizeof(strport),
2843 NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
2844 goto bad;
2845 }
2846 switch (ai->ai_family) {
2847 case AF_INET:
2848 if (strcmp(strport, "54321") != 0) {
2849 goto bad;
2850 }
2851 if (passive) {
2852 if (strcmp(straddr, "0.0.0.0") != 0) {
2853 goto bad;
2854 }
2855 } else {
2856 if (strcmp(straddr, "127.0.0.1") != 0) {
2857 goto bad;
2858 }
2859 }
2860 inet4++;
2861 break;
2862 case AF_INET6:
2863 if (strcmp(strport, "54321") != 0) {
2864 goto bad;
2865 }
2866 if (passive) {
2867 if (strcmp(straddr, "::") != 0) {
2868 goto bad;
2869 }
2870 } else {
2871 if (strcmp(straddr, "::1") != 0) {
2872 goto bad;
2873 }
2874 }
2875 inet6++;
2876 break;
2877 case AF_UNSPEC:
2878 goto bad;
2879 break;
2880 default:
2881 /* another family support? */
2882 break;
2883 }
2884 }
2885 }
2887 if (!(inet4 == 0 || inet4 == 2))
2888 goto bad;
2889 if (!(inet6 == 0 || inet6 == 2))
2890 goto bad;
2892 if (aitop)
2893 freeaddrinfo(aitop);
2894 exit(0);
2896 bad:
2897 if (aitop)
2898 freeaddrinfo(aitop);
2899 exit(1);
2900 }
2901 ],
2902 AC_MSG_RESULT(good)
2903 buggygetaddrinfo=no,
2904 AC_MSG_RESULT(buggy)
2905 buggygetaddrinfo=yes,
2906 AC_MSG_RESULT(buggy)
2907 buggygetaddrinfo=yes)], [
2908 AC_MSG_RESULT(no)
2909 buggygetaddrinfo=yes
2910 ])
2912 if test "$buggygetaddrinfo" = "yes"; then
2913 if test "$ipv6" = "yes"; then
2914 echo 'Fatal: You must get working getaddrinfo() function.'
2915 echo ' or you can specify "--disable-ipv6"'.
2916 exit 1
2917 fi
2918 else
2919 AC_DEFINE(HAVE_GETADDRINFO, 1, [Define if you have the getaddrinfo function.])
2920 fi
2921 AC_CHECK_FUNCS(getnameinfo)
2923 # checks for structures
2924 AC_HEADER_TIME
2925 AC_STRUCT_TM
2926 AC_STRUCT_TIMEZONE
2927 AC_CHECK_MEMBERS([struct stat.st_rdev])
2928 AC_CHECK_MEMBERS([struct stat.st_blksize])
2929 AC_CHECK_MEMBERS([struct stat.st_flags])
2930 AC_CHECK_MEMBERS([struct stat.st_gen])
2931 AC_CHECK_MEMBERS([struct stat.st_birthtime])
2932 AC_STRUCT_ST_BLOCKS
2934 AC_MSG_CHECKING(for time.h that defines altzone)
2935 AC_CACHE_VAL(ac_cv_header_time_altzone,
2936 [AC_TRY_COMPILE([#include <time.h>], [return altzone;],
2937 ac_cv_header_time_altzone=yes,
2938 ac_cv_header_time_altzone=no)])
2939 AC_MSG_RESULT($ac_cv_header_time_altzone)
2940 if test $ac_cv_header_time_altzone = yes; then
2941 AC_DEFINE(HAVE_ALTZONE, 1, [Define this if your time.h defines altzone.])
2942 fi
2944 was_it_defined=no
2945 AC_MSG_CHECKING(whether sys/select.h and sys/time.h may both be included)
2946 AC_TRY_COMPILE([
2947 #include <sys/types.h>
2948 #include <sys/select.h>
2949 #include <sys/time.h>
2950 ], [;], [
2951 AC_DEFINE(SYS_SELECT_WITH_SYS_TIME, 1,
2952 [Define if you can safely include both <sys/select.h> and <sys/time.h>
2953 (which you can't on SCO ODT 3.0).])
2954 was_it_defined=yes
2955 ])
2956 AC_MSG_RESULT($was_it_defined)
2958 AC_MSG_CHECKING(for addrinfo)
2959 AC_CACHE_VAL(ac_cv_struct_addrinfo,
2960 AC_TRY_COMPILE([
2961 # include <netdb.h>],
2962 [struct addrinfo a],
2963 ac_cv_struct_addrinfo=yes,
2964 ac_cv_struct_addrinfo=no))
2965 AC_MSG_RESULT($ac_cv_struct_addrinfo)
2966 if test $ac_cv_struct_addrinfo = yes; then
2967 AC_DEFINE(HAVE_ADDRINFO, 1, [struct addrinfo (netdb.h)])
2968 fi
2970 AC_MSG_CHECKING(for sockaddr_storage)
2971 AC_CACHE_VAL(ac_cv_struct_sockaddr_storage,
2972 AC_TRY_COMPILE([
2973 # include <sys/types.h>
2974 # include <sys/socket.h>],
2975 [struct sockaddr_storage s],
2976 ac_cv_struct_sockaddr_storage=yes,
2977 ac_cv_struct_sockaddr_storage=no))
2978 AC_MSG_RESULT($ac_cv_struct_sockaddr_storage)
2979 if test $ac_cv_struct_sockaddr_storage = yes; then
2980 AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1, [struct sockaddr_storage (sys/socket.h)])
2981 fi
2983 # checks for compiler characteristics
2985 AC_C_CHAR_UNSIGNED
2986 AC_C_CONST
2988 works=no
2989 AC_MSG_CHECKING(for working volatile)
2990 AC_TRY_COMPILE([],[volatile int x; x = 0;], works=yes,
2991 AC_DEFINE(volatile, [], [Define to empty if the keyword does not work.])
2992 )
2993 AC_MSG_RESULT($works)
2995 works=no
2996 AC_MSG_CHECKING(for working signed char)
2997 AC_TRY_COMPILE([], [signed char c;], works=yes,
2998 AC_DEFINE(signed, [], [Define to empty if the keyword does not work.])
2999 )
3000 AC_MSG_RESULT($works)
3002 have_prototypes=no
3003 AC_MSG_CHECKING(for prototypes)
3004 AC_TRY_COMPILE([int foo(int x) { return 0; }], [return foo(10);],[
3005 AC_DEFINE(HAVE_PROTOTYPES, 1,
3006 [Define if your compiler supports function prototype])
3007 have_prototypes=yes
3008 ])
3009 AC_MSG_RESULT($have_prototypes)
3011 works=no
3012 AC_MSG_CHECKING(for variable length prototypes and stdarg.h)
3013 AC_TRY_COMPILE([
3014 #include <stdarg.h>
3015 int foo(int x, ...) {
3016 va_list va;
3017 va_start(va, x);
3018 va_arg(va, int);
3019 va_arg(va, char *);
3020 va_arg(va, double);
3021 return 0;
3022 }
3023 ], [return foo(10, "", 3.14);], [
3024 AC_DEFINE(HAVE_STDARG_PROTOTYPES, 1,
3025 [Define if your compiler supports variable length function prototypes
3026 (e.g. void fprintf(FILE *, char *, ...);) *and* <stdarg.h>])
3027 works=yes
3028 ])
3029 AC_MSG_RESULT($works)
3031 # check for socketpair
3032 AC_MSG_CHECKING(for socketpair)
3033 AC_TRY_COMPILE([
3034 #include <sys/types.h>
3035 #include <sys/socket.h>
3036 ], void *x=socketpair,
3037 AC_DEFINE(HAVE_SOCKETPAIR, 1, Define if you have the 'socketpair' function.)
3038 AC_MSG_RESULT(yes),
3039 AC_MSG_RESULT(no)
3040 )
3042 # check if sockaddr has sa_len member
3043 AC_MSG_CHECKING(if sockaddr has sa_len member)
3044 AC_TRY_COMPILE([#include <sys/types.h>
3045 #include <sys/socket.h>],
3046 [struct sockaddr x;
3047 x.sa_len = 0;],
3048 AC_MSG_RESULT(yes)
3049 AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Define if sockaddr has sa_len member]),
3050 AC_MSG_RESULT(no))
3052 va_list_is_array=no
3053 AC_MSG_CHECKING(whether va_list is an array)
3054 AC_TRY_COMPILE([
3055 #ifdef HAVE_STDARG_PROTOTYPES
3056 #include <stdarg.h>
3057 #else
3058 #include <varargs.h>
3059 #endif
3060 ], [va_list list1, list2; list1 = list2;], , [
3061 AC_DEFINE(VA_LIST_IS_ARRAY, 1, [Define if a va_list is an array of some kind])
3062 va_list_is_array=yes
3063 ])
3064 AC_MSG_RESULT($va_list_is_array)
3066 # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
3067 AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
3068 [Define this if you have some version of gethostbyname_r()])
3070 AC_CHECK_FUNC(gethostbyname_r, [
3071 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
3072 AC_MSG_CHECKING([gethostbyname_r with 6 args])
3073 OLD_CFLAGS=$CFLAGS
3074 CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
3075 AC_TRY_COMPILE([
3076 # include <netdb.h>
3077 ], [
3078 char *name;
3079 struct hostent *he, *res;
3080 char buffer[2048];
3081 int buflen = 2048;
3082 int h_errnop;
3084 (void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop)
3085 ], [
3086 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
3087 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
3088 [Define this if you have the 6-arg version of gethostbyname_r().])
3089 AC_MSG_RESULT(yes)
3090 ], [
3091 AC_MSG_RESULT(no)
3092 AC_MSG_CHECKING([gethostbyname_r with 5 args])
3093 AC_TRY_COMPILE([
3094 # include <netdb.h>
3095 ], [
3096 char *name;
3097 struct hostent *he;
3098 char buffer[2048];
3099 int buflen = 2048;
3100 int h_errnop;
3102 (void) gethostbyname_r(name, he, buffer, buflen, &h_errnop)
3103 ], [
3104 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
3105 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1,
3106 [Define this if you have the 5-arg version of gethostbyname_r().])
3107 AC_MSG_RESULT(yes)
3108 ], [
3109 AC_MSG_RESULT(no)
3110 AC_MSG_CHECKING([gethostbyname_r with 3 args])
3111 AC_TRY_COMPILE([
3112 # include <netdb.h>
3113 ], [
3114 char *name;
3115 struct hostent *he;
3116 struct hostent_data data;
3118 (void) gethostbyname_r(name, he, &data);
3119 ], [
3120 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
3121 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1,
3122 [Define this if you have the 3-arg version of gethostbyname_r().])
3123 AC_MSG_RESULT(yes)
3124 ], [
3125 AC_MSG_RESULT(no)
3126 ])
3127 ])
3128 ])
3129 CFLAGS=$OLD_CFLAGS
3130 ], [
3131 AC_CHECK_FUNCS(gethostbyname)
3132 ])
3133 AC_SUBST(HAVE_GETHOSTBYNAME_R_6_ARG)
3134 AC_SUBST(HAVE_GETHOSTBYNAME_R_5_ARG)
3135 AC_SUBST(HAVE_GETHOSTBYNAME_R_3_ARG)
3136 AC_SUBST(HAVE_GETHOSTBYNAME_R)
3137 AC_SUBST(HAVE_GETHOSTBYNAME)
3139 # checks for system services
3140 # (none yet)
3142 # Linux requires this for correct f.p. operations
3143 AC_CHECK_FUNC(__fpu_control,
3144 [],
3145 [AC_CHECK_LIB(ieee, __fpu_control)
3146 ])
3148 # Check for --with-fpectl
3149 AC_MSG_CHECKING(for --with-fpectl)
3150 AC_ARG_WITH(fpectl,
3151 AC_HELP_STRING(--with-fpectl, enable SIGFPE catching),
3152 [
3153 if test "$withval" != no
3154 then
3155 AC_DEFINE(WANT_SIGFPE_HANDLER, 1,
3156 [Define if you want SIGFPE handled (see Include/pyfpe.h).])
3157 AC_MSG_RESULT(yes)
3158 else AC_MSG_RESULT(no)
3159 fi],
3160 [AC_MSG_RESULT(no)])
3162 # check for --with-libm=...
3163 AC_SUBST(LIBM)
3164 case $ac_sys_system in
3165 Darwin) ;;
3166 BeOS) ;;
3167 *) LIBM=-lm
3168 esac
3169 AC_MSG_CHECKING(for --with-libm=STRING)
3170 AC_ARG_WITH(libm,
3171 AC_HELP_STRING(--with-libm=STRING, math library),
3172 [
3173 if test "$withval" = no
3174 then LIBM=
3175 AC_MSG_RESULT(force LIBM empty)
3176 elif test "$withval" != yes
3177 then LIBM=$withval
3178 AC_MSG_RESULT(set LIBM="$withval")
3179 else AC_MSG_ERROR([proper usage is --with-libm=STRING])
3180 fi],
3181 [AC_MSG_RESULT(default LIBM="$LIBM")])
3183 # check for --with-libc=...
3184 AC_SUBST(LIBC)
3185 AC_MSG_CHECKING(for --with-libc=STRING)
3186 AC_ARG_WITH(libc,
3187 AC_HELP_STRING(--with-libc=STRING, C library),
3188 [
3189 if test "$withval" = no
3190 then LIBC=
3191 AC_MSG_RESULT(force LIBC empty)
3192 elif test "$withval" != yes
3193 then LIBC=$withval
3194 AC_MSG_RESULT(set LIBC="$withval")
3195 else AC_MSG_ERROR([proper usage is --with-libc=STRING])
3196 fi],
3197 [AC_MSG_RESULT(default LIBC="$LIBC")])
3199 # ************************************
3200 # * Check for mathematical functions *
3201 # ************************************
3203 LIBS_SAVE=$LIBS
3204 LIBS="$LIBS $LIBM"
3206 # Detect whether system arithmetic is subject to x87-style double
3207 # rounding issues. The result of this test has little meaning on non
3208 # IEEE 754 platforms. On IEEE 754, test should return 1 if rounding
3209 # mode is round-to-nearest and double rounding issues are present, and
3210 # 0 otherwise. See http://bugs.python.org/issue2937 for more info.
3211 AC_MSG_CHECKING(for x87-style double rounding)
3212 AC_CACHE_VAL(ac_cv_x87_double_rounding, [
3213 AC_TRY_RUN([
3214 #include <stdlib.h>
3215 #include <math.h>
3216 int main() {
3217 volatile double x, y, z;
3218 /* 1./(1-2**-53) -> 1+2**-52 (correct), 1.0 (double rounding) */
3219 x = 0.99999999999999989; /* 1-2**-53 */
3220 y = 1./x;
3221 if (y != 1.)
3222 exit(0);
3223 /* 1e16+2.99999 -> 1e16+2. (correct), 1e16+4. (double rounding) */
3224 x = 1e16;
3225 y = 2.99999;
3226 z = x + y;
3227 if (z != 1e16+4.)
3228 exit(0);
3229 /* both tests show evidence of double rounding */
3230 exit(1);
3231 }
3232 ],
3233 ac_cv_x87_double_rounding=no,
3234 ac_cv_x87_double_rounding=yes,
3235 ac_cv_x87_double_rounding=no)])
3236 AC_MSG_RESULT($ac_cv_x87_double_rounding)
3237 if test "$ac_cv_x87_double_rounding" = yes
3238 then
3239 AC_DEFINE(X87_DOUBLE_ROUNDING, 1,
3240 [Define if arithmetic is subject to x87-style double rounding issue])
3241 fi
3243 # Multiprocessing check for broken sem_getvalue
3244 AC_MSG_CHECKING(for broken sem_getvalue)
3245 AC_TRY_RUN([
3246 #include <unistd.h>
3247 #include <fcntl.h>
3248 #include <stdio.h>
3249 #include <semaphore.h>
3250 #include <sys/stat.h>
3252 int main(void){
3253 sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0);
3254 int count;
3255 int res;
3256 if(a==SEM_FAILED){
3257 perror("sem_open");
3258 return 1;
3260 }
3261 res = sem_getvalue(a, &count);
3262 sem_close(a);
3263 return res==-1 ? 1 : 0;
3264 }
3265 ]
3266 ,AC_MSG_RESULT(no),
3267 AC_MSG_RESULT(yes)
3268 AC_DEFINE(HAVE_BROKEN_SEM_GETVALUE, 1, define to 1 if your sem_getvalue is broken.)
3269 )
3271 # On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of
3272 # -0. on some architectures.
3273 AC_MSG_CHECKING(whether tanh preserves the sign of zero)
3274 AC_CACHE_VAL(ac_cv_tanh_preserves_zero_sign, [
3275 AC_TRY_RUN([
3276 #include <math.h>
3277 #include <stdlib.h>
3278 int main() {
3279 /* return 0 if either negative zeros don't exist
3280 on this platform or if negative zeros exist
3281 and tanh(-0.) == -0. */
3282 if (atan2(0., -1.) == atan2(-0., -1.) ||
3283 atan2(tanh(-0.), -1.) == atan2(-0., -1.)) exit(0);
3284 else exit(1);
3285 }
3286 ],
3287 ac_cv_tanh_preserves_zero_sign=yes,
3288 ac_cv_tanh_preserves_zero_sign=no,
3289 ac_cv_tanh_preserves_zero_sign=no)])
3290 AC_MSG_RESULT($ac_cv_tanh_preserves_zero_sign)
3291 if test "$ac_cv_tanh_preserves_zero_sign" = yes
3292 then
3293 AC_DEFINE(TANH_PRESERVES_ZERO_SIGN, 1,
3294 [Define if tanh(-0.) is -0., or if platform doesn't have signed zeros])
3295 fi
3297 AC_CHECK_FUNCS([acosh asinh atanh copysign expm1 finite hypot log1p round])
3298 AC_CHECK_DECLS([isinf, isnan, isfinite], [], [], [[#include <math.h>]])
3300 LIBS=$LIBS_SAVE
3302 # determine what size digit to use for Python's longs
3303 AC_MSG_CHECKING([digit size for Python's longs])
3304 AC_ARG_ENABLE(big-digits,
3305 AC_HELP_STRING([--enable-big-digits@<:@=BITS@:>@],[use big digits for Python longs [[BITS=30]]]),
3306 [case $enable_big_digits in
3307 yes)
3308 enable_big_digits=30 ;;
3309 no)
3310 enable_big_digits=15 ;;
3311 [15|30])
3312 ;;
3313 *)
3314 AC_MSG_ERROR([bad value $enable_big_digits for --enable-big-digits; value should be 15 or 30]) ;;
3315 esac
3316 AC_MSG_RESULT($enable_big_digits)
3317 AC_DEFINE_UNQUOTED(PYLONG_BITS_IN_DIGIT, $enable_big_digits, [Define as the preferred size in bits of long digits])
3318 ],
3319 [AC_MSG_RESULT(no value specified)])
3321 # check for wchar.h
3322 AC_CHECK_HEADER(wchar.h, [
3323 AC_DEFINE(HAVE_WCHAR_H, 1,
3324 [Define if the compiler provides a wchar.h header file.])
3325 wchar_h="yes"
3326 ],
3327 wchar_h="no"
3328 )
3330 # determine wchar_t size
3331 if test "$wchar_h" = yes
3332 then
3333 AC_CHECK_SIZEOF(wchar_t, 4, [#include <wchar.h>])
3334 fi
3336 AC_MSG_CHECKING(for UCS-4 tcl)
3337 have_ucs4_tcl=no
3338 AC_TRY_COMPILE([
3339 #include <tcl.h>
3340 #if TCL_UTF_MAX != 6
3341 # error "NOT UCS4_TCL"
3342 #endif], [], [
3343 AC_DEFINE(HAVE_UCS4_TCL, 1, [Define this if you have tcl and TCL_UTF_MAX==6])
3344 have_ucs4_tcl=yes
3345 ])
3346 AC_MSG_RESULT($have_ucs4_tcl)
3348 # check whether wchar_t is signed or not
3349 if test "$wchar_h" = yes
3350 then
3351 # check whether wchar_t is signed or not
3352 AC_MSG_CHECKING(whether wchar_t is signed)
3353 AC_CACHE_VAL(ac_cv_wchar_t_signed, [
3354 AC_TRY_RUN([
3355 #include <wchar.h>
3356 int main()
3357 {
3358 /* Success: exit code 0 */
3359 exit((((wchar_t) -1) < ((wchar_t) 0)) ? 0 : 1);
3360 }
3361 ],
3362 ac_cv_wchar_t_signed=yes,
3363 ac_cv_wchar_t_signed=no,
3364 ac_cv_wchar_t_signed=yes)])
3365 AC_MSG_RESULT($ac_cv_wchar_t_signed)
3366 fi
3368 AC_MSG_CHECKING(what type to use for unicode)
3369 dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
3370 AC_ARG_ENABLE(unicode,
3371 AC_HELP_STRING(--enable-unicode@<:@=ucs@<:@24@:>@@:>@, Enable Unicode strings (default is yes)),
3372 [],
3373 [enable_unicode=yes])
3375 if test $enable_unicode = yes
3376 then
3377 # Without any arguments, Py_UNICODE defaults to two-byte mode
3378 case "$have_ucs4_tcl" in
3379 yes) enable_unicode="ucs4"
3380 ;;
3381 *) enable_unicode="ucs2"
3382 ;;
3383 esac
3384 fi
3386 AH_TEMPLATE(Py_UNICODE_SIZE,
3387 [Define as the size of the unicode type.])
3388 case "$enable_unicode" in
3389 ucs2) unicode_size="2"
3390 AC_DEFINE(Py_UNICODE_SIZE,2)
3391 ;;
3392 ucs4) unicode_size="4"
3393 AC_DEFINE(Py_UNICODE_SIZE,4)
3394 ;;
3395 esac
3397 AH_TEMPLATE(PY_UNICODE_TYPE,
3398 [Define as the integral type used for Unicode representation.])
3400 AC_SUBST(UNICODE_OBJS)
3401 if test "$enable_unicode" = "no"
3402 then
3403 UNICODE_OBJS=""
3404 AC_MSG_RESULT(not used)
3405 else
3406 UNICODE_OBJS="Objects/unicodeobject.o Objects/unicodectype.o"
3407 AC_DEFINE(Py_USING_UNICODE, 1,
3408 [Define if you want to have a Unicode type.])
3410 # wchar_t is only usable if it maps to an unsigned type
3411 if test "$unicode_size" = "$ac_cv_sizeof_wchar_t" \
3412 -a "$ac_cv_wchar_t_signed" = "no"
3413 then
3414 PY_UNICODE_TYPE="wchar_t"
3415 AC_DEFINE(HAVE_USABLE_WCHAR_T, 1,
3416 [Define if you have a useable wchar_t type defined in wchar.h; useable
3417 means wchar_t must be an unsigned type with at least 16 bits. (see
3418 Include/unicodeobject.h).])
3419 AC_DEFINE(PY_UNICODE_TYPE,wchar_t)
3420 elif test "$ac_cv_sizeof_short" = "$unicode_size"
3421 then
3422 PY_UNICODE_TYPE="unsigned short"
3423 AC_DEFINE(PY_UNICODE_TYPE,unsigned short)
3424 elif test "$ac_cv_sizeof_long" = "$unicode_size"
3425 then
3426 PY_UNICODE_TYPE="unsigned long"
3427 AC_DEFINE(PY_UNICODE_TYPE,unsigned long)
3428 else
3429 PY_UNICODE_TYPE="no type found"
3430 fi
3431 AC_MSG_RESULT($PY_UNICODE_TYPE)
3432 fi
3434 # check for endianness
3435 AC_C_BIGENDIAN
3437 # Check whether right shifting a negative integer extends the sign bit
3438 # or fills with zeros (like the Cray J90, according to Tim Peters).
3439 AC_MSG_CHECKING(whether right shift extends the sign bit)
3440 AC_CACHE_VAL(ac_cv_rshift_extends_sign, [
3441 AC_TRY_RUN([
3442 int main()
3443 {
3444 exit(((-1)>>3 == -1) ? 0 : 1);
3445 }
3446 ],
3447 ac_cv_rshift_extends_sign=yes,
3448 ac_cv_rshift_extends_sign=no,
3449 ac_cv_rshift_extends_sign=yes)])
3450 AC_MSG_RESULT($ac_cv_rshift_extends_sign)
3451 if test "$ac_cv_rshift_extends_sign" = no
3452 then
3453 AC_DEFINE(SIGNED_RIGHT_SHIFT_ZERO_FILLS, 1,
3454 [Define if i>>j for signed int i does not extend the sign bit
3455 when i < 0])
3456 fi
3458 # check for getc_unlocked and related locking functions
3459 AC_MSG_CHECKING(for getc_unlocked() and friends)
3460 AC_CACHE_VAL(ac_cv_have_getc_unlocked, [
3461 AC_TRY_LINK([#include <stdio.h>],[
3462 FILE *f = fopen("/dev/null", "r");
3463 flockfile(f);
3464 getc_unlocked(f);
3465 funlockfile(f);
3466 ], ac_cv_have_getc_unlocked=yes, ac_cv_have_getc_unlocked=no)])
3467 AC_MSG_RESULT($ac_cv_have_getc_unlocked)
3468 if test "$ac_cv_have_getc_unlocked" = yes
3469 then
3470 AC_DEFINE(HAVE_GETC_UNLOCKED, 1,
3471 [Define this if you have flockfile(), getc_unlocked(), and funlockfile()])
3472 fi
3474 # check where readline lives
3475 # save the value of LIBS so we don't actually link Python with readline
3476 LIBS_no_readline=$LIBS
3478 # On some systems we need to link readline to a termcap compatible
3479 # library. NOTE: Keep the precedence of listed libraries synchronised
3480 # with setup.py.
3481 py_cv_lib_readline=no
3482 AC_MSG_CHECKING([how to link readline libs])
3483 for py_libtermcap in "" ncursesw ncurses curses termcap; do
3484 if test -z "$py_libtermcap"; then
3485 READLINE_LIBS="-lreadline"
3486 else
3487 READLINE_LIBS="-lreadline -l$py_libtermcap"
3488 fi
3489 LIBS="$READLINE_LIBS $LIBS_no_readline"
3490 AC_LINK_IFELSE(
3491 [AC_LANG_CALL([],[readline])],
3492 [py_cv_lib_readline=yes])
3493 if test $py_cv_lib_readline = yes; then
3494 break
3495 fi
3496 done
3497 # Uncomment this line if you want to use READINE_LIBS in Makefile or scripts
3498 #AC_SUBST([READLINE_LIBS])
3499 if test $py_cv_lib_readline = no; then
3500 AC_MSG_RESULT([none])
3501 else
3502 AC_MSG_RESULT([$READLINE_LIBS])
3503 AC_DEFINE(HAVE_LIBREADLINE, 1,
3504 [Define if you have the readline library (-lreadline).])
3505 fi
3507 # check for readline 2.1
3508 AC_CHECK_LIB(readline, rl_callback_handler_install,
3509 AC_DEFINE(HAVE_RL_CALLBACK, 1,
3510 [Define if you have readline 2.1]), ,$READLINE_LIBS)
3512 # check for readline 2.2
3513 AC_TRY_CPP([#include <readline/readline.h>],
3514 have_readline=yes, have_readline=no)
3515 if test $have_readline = yes
3516 then
3517 AC_EGREP_HEADER([extern int rl_completion_append_character;],
3518 [readline/readline.h],
3519 AC_DEFINE(HAVE_RL_COMPLETION_APPEND_CHARACTER, 1,
3520 [Define if you have readline 2.2]), )
3521 fi
3523 # check for readline 4.0
3524 AC_CHECK_LIB(readline, rl_pre_input_hook,
3525 AC_DEFINE(HAVE_RL_PRE_INPUT_HOOK, 1,
3526 [Define if you have readline 4.0]), ,$READLINE_LIBS)
3528 # also in 4.0
3529 AC_CHECK_LIB(readline, rl_completion_display_matches_hook,
3530 AC_DEFINE(HAVE_RL_COMPLETION_DISPLAY_MATCHES_HOOK, 1,
3531 [Define if you have readline 4.0]), ,$READLINE_LIBS)
3533 # check for readline 4.2
3534 AC_CHECK_LIB(readline, rl_completion_matches,
3535 AC_DEFINE(HAVE_RL_COMPLETION_MATCHES, 1,
3536 [Define if you have readline 4.2]), ,$READLINE_LIBS)
3538 # also in readline 4.2
3539 AC_TRY_CPP([#include <readline/readline.h>],
3540 have_readline=yes, have_readline=no)
3541 if test $have_readline = yes
3542 then
3543 AC_EGREP_HEADER([extern int rl_catch_signals;],
3544 [readline/readline.h],
3545 AC_DEFINE(HAVE_RL_CATCH_SIGNAL, 1,
3546 [Define if you can turn off readline's signal handling.]), )
3547 fi
3549 # End of readline checks: restore LIBS
3550 LIBS=$LIBS_no_readline
3552 AC_MSG_CHECKING(for broken nice())
3553 AC_CACHE_VAL(ac_cv_broken_nice, [
3554 AC_TRY_RUN([
3555 int main()
3556 {
3557 int val1 = nice(1);
3558 if (val1 != -1 && val1 == nice(2))
3559 exit(0);
3560 exit(1);
3561 }
3562 ],
3563 ac_cv_broken_nice=yes,
3564 ac_cv_broken_nice=no,
3565 ac_cv_broken_nice=no)])
3566 AC_MSG_RESULT($ac_cv_broken_nice)
3567 if test "$ac_cv_broken_nice" = yes
3568 then
3569 AC_DEFINE(HAVE_BROKEN_NICE, 1,
3570 [Define if nice() returns success/failure instead of the new priority.])
3571 fi
3573 AC_MSG_CHECKING(for broken poll())
3574 AC_TRY_RUN([
3575 #include <poll.h>
3577 int main (void)
3578 {
3579 struct pollfd poll_struct = { 42, POLLIN|POLLPRI|POLLOUT, 0 };
3581 close (42);
3583 int poll_test = poll (&poll_struct, 1, 0);
3585 if (poll_test < 0)
3586 {
3587 exit(0);
3588 }
3589 else if (poll_test == 0 && poll_struct.revents != POLLNVAL)
3590 {
3591 exit(0);
3592 }
3593 else
3594 {
3595 exit(1);
3596 }
3597 }
3598 ],
3599 ac_cv_broken_poll=yes,
3600 ac_cv_broken_poll=no,
3601 ac_cv_broken_poll=no)
3602 AC_MSG_RESULT($ac_cv_broken_poll)
3603 if test "$ac_cv_broken_poll" = yes
3604 then
3605 AC_DEFINE(HAVE_BROKEN_POLL, 1,
3606 [Define if poll() sets errno on invalid file descriptors.])
3607 fi
3609 # Before we can test tzset, we need to check if struct tm has a tm_zone
3610 # (which is not required by ISO C or UNIX spec) and/or if we support
3611 # tzname[]
3612 AC_STRUCT_TIMEZONE
3614 # check tzset(3) exists and works like we expect it to
3615 AC_MSG_CHECKING(for working tzset())
3616 AC_CACHE_VAL(ac_cv_working_tzset, [
3617 AC_TRY_RUN([
3618 #include <stdlib.h>
3619 #include <time.h>
3620 #include <string.h>
3622 #if HAVE_TZNAME
3623 extern char *tzname[];
3624 #endif
3626 int main()
3627 {
3628 /* Note that we need to ensure that not only does tzset(3)
3629 do 'something' with localtime, but it works as documented
3630 in the library reference and as expected by the test suite.
3631 This includes making sure that tzname is set properly if
3632 tm->tm_zone does not exist since it is the alternative way
3633 of getting timezone info.
3635 Red Hat 6.2 doesn't understand the southern hemisphere
3636 after New Year's Day.
3637 */
3639 time_t groundhogday = 1044144000; /* GMT-based */
3640 time_t midyear = groundhogday + (365 * 24 * 3600 / 2);
3642 putenv("TZ=UTC+0");
3643 tzset();
3644 if (localtime(&groundhogday)->tm_hour != 0)
3645 exit(1);
3646 #if HAVE_TZNAME
3647 /* For UTC, tzname[1] is sometimes "", sometimes " " */
3648 if (strcmp(tzname[0], "UTC") ||
3649 (tzname[1][0] != 0 && tzname[1][0] != ' '))
3650 exit(1);
3651 #endif
3653 putenv("TZ=EST+5EDT,M4.1.0,M10.5.0");
3654 tzset();
3655 if (localtime(&groundhogday)->tm_hour != 19)
3656 exit(1);
3657 #if HAVE_TZNAME
3658 if (strcmp(tzname[0], "EST") || strcmp(tzname[1], "EDT"))
3659 exit(1);
3660 #endif
3662 putenv("TZ=AEST-10AEDT-11,M10.5.0,M3.5.0");
3663 tzset();
3664 if (localtime(&groundhogday)->tm_hour != 11)
3665 exit(1);
3666 #if HAVE_TZNAME
3667 if (strcmp(tzname[0], "AEST") || strcmp(tzname[1], "AEDT"))
3668 exit(1);
3669 #endif
3671 #if HAVE_STRUCT_TM_TM_ZONE
3672 if (strcmp(localtime(&groundhogday)->tm_zone, "AEDT"))
3673 exit(1);
3674 if (strcmp(localtime(&midyear)->tm_zone, "AEST"))
3675 exit(1);
3676 #endif
3678 exit(0);
3679 }
3680 ],
3681 ac_cv_working_tzset=yes,
3682 ac_cv_working_tzset=no,
3683 ac_cv_working_tzset=no)])
3684 AC_MSG_RESULT($ac_cv_working_tzset)
3685 if test "$ac_cv_working_tzset" = yes
3686 then
3687 AC_DEFINE(HAVE_WORKING_TZSET, 1,
3688 [Define if tzset() actually switches the local timezone in a meaningful way.])
3689 fi
3691 # Look for subsecond timestamps in struct stat
3692 AC_MSG_CHECKING(for tv_nsec in struct stat)
3693 AC_CACHE_VAL(ac_cv_stat_tv_nsec,
3694 AC_TRY_COMPILE([#include <sys/stat.h>], [
3695 struct stat st;
3696 st.st_mtim.tv_nsec = 1;
3697 ],
3698 ac_cv_stat_tv_nsec=yes,
3699 ac_cv_stat_tv_nsec=no,
3700 ac_cv_stat_tv_nsec=no))
3701 AC_MSG_RESULT($ac_cv_stat_tv_nsec)
3702 if test "$ac_cv_stat_tv_nsec" = yes
3703 then
3704 AC_DEFINE(HAVE_STAT_TV_NSEC, 1,
3705 [Define if you have struct stat.st_mtim.tv_nsec])
3706 fi
3708 # Look for BSD style subsecond timestamps in struct stat
3709 AC_MSG_CHECKING(for tv_nsec2 in struct stat)
3710 AC_CACHE_VAL(ac_cv_stat_tv_nsec2,
3711 AC_TRY_COMPILE([#include <sys/stat.h>], [
3712 struct stat st;
3713 st.st_mtimespec.tv_nsec = 1;
3714 ],
3715 ac_cv_stat_tv_nsec2=yes,
3716 ac_cv_stat_tv_nsec2=no,
3717 ac_cv_stat_tv_nsec2=no))
3718 AC_MSG_RESULT($ac_cv_stat_tv_nsec2)
3719 if test "$ac_cv_stat_tv_nsec2" = yes
3720 then
3721 AC_DEFINE(HAVE_STAT_TV_NSEC2, 1,
3722 [Define if you have struct stat.st_mtimensec])
3723 fi
3725 # On HP/UX 11.0, mvwdelch is a block with a return statement
3726 AC_MSG_CHECKING(whether mvwdelch is an expression)
3727 AC_CACHE_VAL(ac_cv_mvwdelch_is_expression,
3728 AC_TRY_COMPILE([#include <curses.h>], [
3729 int rtn;
3730 rtn = mvwdelch(0,0,0);
3731 ], ac_cv_mvwdelch_is_expression=yes,
3732 ac_cv_mvwdelch_is_expression=no,
3733 ac_cv_mvwdelch_is_expression=yes))
3734 AC_MSG_RESULT($ac_cv_mvwdelch_is_expression)
3736 if test "$ac_cv_mvwdelch_is_expression" = yes
3737 then
3738 AC_DEFINE(MVWDELCH_IS_EXPRESSION, 1,
3739 [Define if mvwdelch in curses.h is an expression.])
3740 fi
3742 AC_MSG_CHECKING(whether WINDOW has _flags)
3743 AC_CACHE_VAL(ac_cv_window_has_flags,
3744 AC_TRY_COMPILE([#include <curses.h>], [
3745 WINDOW *w;
3746 w->_flags = 0;
3747 ], ac_cv_window_has_flags=yes,
3748 ac_cv_window_has_flags=no,
3749 ac_cv_window_has_flags=no))
3750 AC_MSG_RESULT($ac_cv_window_has_flags)
3753 if test "$ac_cv_window_has_flags" = yes
3754 then
3755 AC_DEFINE(WINDOW_HAS_FLAGS, 1,
3756 [Define if WINDOW in curses.h offers a field _flags.])
3757 fi
3759 AC_MSG_CHECKING(for is_term_resized)
3760 AC_TRY_COMPILE([#include <curses.h>], void *x=is_term_resized,
3761 AC_DEFINE(HAVE_CURSES_IS_TERM_RESIZED, 1, Define if you have the 'is_term_resized' function.)
3762 AC_MSG_RESULT(yes),
3763 AC_MSG_RESULT(no)
3764 )
3766 AC_MSG_CHECKING(for resize_term)
3767 AC_TRY_COMPILE([#include <curses.h>], void *x=resize_term,
3768 AC_DEFINE(HAVE_CURSES_RESIZE_TERM, 1, Define if you have the 'resize_term' function.)
3769 AC_MSG_RESULT(yes),
3770 AC_MSG_RESULT(no)
3771 )
3773 AC_MSG_CHECKING(for resizeterm)
3774 AC_TRY_COMPILE([#include <curses.h>], void *x=resizeterm,
3775 AC_DEFINE(HAVE_CURSES_RESIZETERM, 1, Define if you have the 'resizeterm' function.)
3776 AC_MSG_RESULT(yes),
3777 AC_MSG_RESULT(no)
3778 )
3780 AC_MSG_CHECKING(for /dev/ptmx)
3782 if test -r /dev/ptmx
3783 then
3784 AC_MSG_RESULT(yes)
3785 AC_DEFINE(HAVE_DEV_PTMX, 1,
3786 [Define if we have /dev/ptmx.])
3787 else
3788 AC_MSG_RESULT(no)
3789 fi
3791 AC_MSG_CHECKING(for /dev/ptc)
3793 if test -r /dev/ptc
3794 then
3795 AC_MSG_RESULT(yes)
3796 AC_DEFINE(HAVE_DEV_PTC, 1,
3797 [Define if we have /dev/ptc.])
3798 else
3799 AC_MSG_RESULT(no)
3800 fi
3802 AC_MSG_CHECKING(for %zd printf() format support)
3803 AC_TRY_RUN([#include <stdio.h>
3804 #include <stddef.h>
3805 #include <string.h>
3807 #ifdef HAVE_SYS_TYPES_H
3808 #include <sys/types.h>
3809 #endif
3811 #ifdef HAVE_SSIZE_T
3812 typedef ssize_t Py_ssize_t;
3813 #elif SIZEOF_VOID_P == SIZEOF_LONG
3814 typedef long Py_ssize_t;
3815 #else
3816 typedef int Py_ssize_t;
3817 #endif
3819 int main()
3820 {
3821 char buffer[256];
3823 if(sprintf(buffer, "%zd", (size_t)123) < 0)
3824 return 1;
3826 if (strcmp(buffer, "123"))
3827 return 1;
3829 if (sprintf(buffer, "%zd", (Py_ssize_t)-123) < 0)
3830 return 1;
3832 if (strcmp(buffer, "-123"))
3833 return 1;
3835 return 0;
3836 }],
3837 [AC_MSG_RESULT(yes)
3838 AC_DEFINE(PY_FORMAT_SIZE_T, "z", [Define to printf format modifier for Py_ssize_t])],
3839 AC_MSG_RESULT(no))
3841 AC_CHECK_TYPE(socklen_t,,
3842 AC_DEFINE(socklen_t,int,
3843 Define to `int' if <sys/socket.h> does not define.),[
3844 #ifdef HAVE_SYS_TYPES_H
3845 #include <sys/types.h>
3846 #endif
3847 #ifdef HAVE_SYS_SOCKET_H
3848 #include <sys/socket.h>
3849 #endif
3850 ])
3852 AC_SUBST(THREADHEADERS)
3854 for h in `(cd $srcdir;echo Python/thread_*.h)`
3855 do
3856 THREADHEADERS="$THREADHEADERS \$(srcdir)/$h"
3857 done
3859 AC_SUBST(SRCDIRS)
3860 SRCDIRS="Parser Grammar Objects Python Modules Mac"
3861 AC_MSG_CHECKING(for build directories)
3862 for dir in $SRCDIRS; do
3863 if test ! -d $dir; then
3864 mkdir $dir
3865 fi
3866 done
3867 AC_MSG_RESULT(done)
3869 # generate output files
3870 AC_CONFIG_FILES(Makefile.pre Modules/Setup.config)
3871 AC_OUTPUT
3873 echo "creating Modules/Setup"
3874 if test ! -f Modules/Setup
3875 then
3876 cp $srcdir/Modules/Setup.dist Modules/Setup
3877 fi
3879 echo "creating Modules/Setup.local"
3880 if test ! -f Modules/Setup.local
3881 then
3882 echo "# Edit this file for local setup changes" >Modules/Setup.local
3883 fi
3885 echo "creating Makefile"
3886 $SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \
3887 -s Modules Modules/Setup.config \
3888 Modules/Setup.local Modules/Setup
3890 case $ac_sys_system in
3891 BeOS)
3892 AC_MSG_WARN([
3894 Support for BeOS is deprecated as of Python 2.6.
3895 See PEP 11 for the gory details.
3896 ])
3897 ;;
3898 *) ;;
3899 esac
3901 mv config.c Modules