1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.461 2006/04/27 14:27:04 momjian Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 AC_INIT([PostgreSQL], [8.2devel], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright (c) 1996-2006, PostgreSQL Global Development Group])
24 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
25 AC_CONFIG_AUX_DIR(config)
26 AC_PREFIX_DEFAULT(/usr/local/pgsql)
27 AC_SUBST(configure_args, [$ac_configure_args])
29 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version as a string])
34 AC_MSG_CHECKING([which template to use])
36 PGAC_ARG_REQ(with, template, [],
39 list) echo; ls "$srcdir/src/template"; exit;;
40 *) if test -f "$srcdir/src/template/$with_template" ; then
43 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
48 # --with-template not given
52 bsdi*) template=bsdi ;;
53 cygwin*) template=cygwin ;;
54 darwin*) template=darwin ;;
55 dgux*) template=dgux ;;
56 freebsd*) template=freebsd ;;
57 hpux*) template=hpux ;;
58 irix*) template=irix ;;
59 linux*|gnu*|k*bsd*-gnu)
61 mingw*) template=win32 ;;
62 netbsd*) template=netbsd ;;
63 nextstep*) template=nextstep ;;
64 openbsd*) template=openbsd ;;
67 solaris*) template=solaris ;;
68 sunos*) template=sunos4 ;;
71 univel) template=univel ;;
73 sysv4*) template=svr4 ;;
74 sysv5*) template=unixware ;;
75 ultrix*) template=ultrix4 ;;
78 if test x"$template" = x"" ; then
80 *******************************************************************
81 PostgreSQL has apparently not been ported to your platform yet.
82 To try a manual configuration, look into the src/template directory
83 for a similar platform and use the '--with-template=' option.
85 Please also contact <pgsql-ports@postgresql.org> to see about
86 rectifying this. Include the above 'checking host system type...'
88 *******************************************************************
94 AC_MSG_RESULT([$template])
99 # Initialize default assumption that we do not need separate assembly code
100 # for TAS (test-and-set). This can be overridden by the template file
101 # when it's executed.
108 ## Command line options
112 # Installation directory for documentation
114 PGAC_ARG(with, docdir, [ --with-docdir=DIR install the documentation in DIR [[PREFIX/doc]]
115 --without-docdir do not install the documentation],
116 [AC_MSG_ERROR([option --with-docdir requires an argument])],
119 [docdir='${prefix}/doc'])
124 # Add non-standard directories to the include path
126 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
130 # Add non-standard directories to the library search path
132 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
133 [LIBRARY_DIRS=$withval])
135 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
136 [LIBRARY_DIRS=$withval])
140 # 64-bit integer date/time storage (--enable-integer-datetimes)
142 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
143 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
144 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
145 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
146 AC_MSG_RESULT([$enable_integer_datetimes])
152 AC_MSG_CHECKING([whether NLS is wanted])
153 PGAC_ARG_OPTARG(enable, nls,
154 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
156 [WANTED_LANGUAGES=$enableval],
157 [AC_DEFINE(ENABLE_NLS, 1,
158 [Define to 1 if you want National Language Support. (--enable-nls)])])
159 AC_MSG_RESULT([$enable_nls])
161 AC_SUBST(WANTED_LANGUAGES)
164 # Default port number (--with-pgport), default 5432
166 AC_MSG_CHECKING([for default port number])
167 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [[5432]]],
168 [default_port=$withval],
170 AC_MSG_RESULT([$default_port])
171 # Need both of these because some places want an integer and some a string
172 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
173 [Define to the default TCP port number on which the server listens and
174 to which clients will try to connect. This can be overridden at run-time,
175 but it's convenient if your clients have the right default compiled in.
176 (--with-pgport=PORTNUM)])
177 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
178 [Define to the default TCP port number as a string constant.])
179 AC_SUBST(default_port)
182 # Option to disable shared libraries
184 PGAC_ARG_BOOL(enable, shared, yes,
185 [ --disable-shared do not build shared libraries])
186 AC_SUBST(enable_shared)
189 # '-rpath'-like feature can be disabled
191 PGAC_ARG_BOOL(enable, rpath, yes,
192 [ --disable-rpath do not embed shared library search path in executables])
193 AC_SUBST(enable_rpath)
198 PGAC_ARG_BOOL(enable, spinlocks, yes,
199 [ --disable-spinlocks do not use spinlocks])
202 # --enable-debug adds -g to compiler flags
204 PGAC_ARG_BOOL(enable, debug, no,
205 [ --enable-debug build with debugging symbols (-g)])
206 AC_SUBST(enable_debug)
212 # For historical reasons you can also use --with-CC to specify the C compiler
213 # to use, although the standard way to do this is to set the CC environment
215 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
218 aix) pgac_cc_list="gcc xlc";;
219 irix) pgac_cc_list="cc";; # no gcc
220 *) pgac_cc_list="gcc cc";;
223 AC_PROG_CC([$pgac_cc_list])
230 . "$srcdir/src/template/$template" || exit
232 # CFLAGS are selected so:
233 # If the user specifies something in the environment, that is used.
234 # else: If the template file set something, that is used.
235 # else: If the compiler is GCC, then we use -O2.
236 # else: If the compiler is something else, then we use -0.
238 if test "$ac_env_CFLAGS_set" = set; then
239 CFLAGS=$ac_env_CFLAGS_value
240 elif test "${CFLAGS+set}" = set; then
241 : # (keep what template set)
242 elif test "$GCC" = yes; then
245 # if the user selected debug mode, don't use -O
246 if test "$enable_debug" != yes; then
251 # The Intel compiler on Linux supports most gcc options, but not
252 # all of them, so only add these options if we are really using
255 if test "$GCC" = yes; then
256 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
258 @%:@endif], [ICC=[yes]], [ICC=[no]])
259 if test "$ICC" = no; then
260 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
262 # Some versions of GCC support some additional useful warning flags.
263 # Check whether they are supported, and add them to CFLAGS if so.
264 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
265 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
268 # Disable strict-aliasing rules; needed for gcc 3.3+
269 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
270 elif test ${CC} = "xlc"; then
271 # AIX xlc has to have strict aliasing turned off too
272 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
275 # supply -g if --enable-debug
276 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
280 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
282 # We already have this in Makefile.win32, but configure needs it too
283 if test "$PORTNAME" = "win32"; then
284 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
287 # Check if the compiler still works with the template settings
288 AC_MSG_CHECKING([whether the C compiler still works])
289 AC_TRY_LINK([], [return 0;],
290 [AC_MSG_RESULT(yes)],
292 AC_MSG_ERROR([cannot proceed])])
294 # Defend against gcc -ffast-math
295 if test "$GCC" = yes; then
296 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
298 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
304 # Create compiler version string
305 if test x"$GCC" = x"yes" ; then
306 cc_string="GCC `${CC} --version | sed q`"
310 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
311 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
312 [A string containing the version number, platform, and C compiler])
316 # Set up TAS assembly code if needed; the template file has now had its
317 # chance to request this.
319 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
321 if test "$need_tas" = yes ; then
330 # Automatic dependency tracking
332 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
338 # Enable assert checks
340 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
341 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
342 [Define to 1 to build with assertion checks. (--enable-cassert)])])
346 # Include directories
349 IFS="${IFS}${PATH_SEPARATOR}"
350 # SRCH_INC comes from the template file
351 for dir in $with_includes $SRCH_INC; do
352 if test -d "$dir"; then
353 INCLUDES="$INCLUDES -I$dir"
355 AC_MSG_WARN([*** Include directory $dir does not exist.])
363 # Library directories
366 IFS="${IFS}${PATH_SEPARATOR}"
367 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
368 for dir in $LIBRARY_DIRS $SRCH_LIB; do
369 if test -d "$dir"; then
370 LIBDIRS="$LIBDIRS -L$dir"
372 AC_MSG_WARN([*** Library directory $dir does not exist.])
378 # Enable thread-safe client libraries
380 AC_MSG_CHECKING([allow thread-safe client libraries])
381 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
382 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety in spite of thread test failure])
383 if test "$enable_thread_safety" = yes -o \
384 "$enable_thread_safety_force" = yes; then
385 enable_thread_safety="yes" # for 'force'
386 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
387 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
389 AC_MSG_RESULT([$enable_thread_safety])
390 AC_SUBST(enable_thread_safety)
393 # Optionally build Tcl modules (PL/Tcl)
395 AC_MSG_CHECKING([whether to build with Tcl])
396 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
397 AC_MSG_RESULT([$with_tcl])
400 # We see if the path to the Tcl/Tk configuration scripts is specified.
401 # This will override the use of tclsh to find the paths to search.
403 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
406 # Optionally build Perl modules (PL/Perl)
408 AC_MSG_CHECKING([whether to build Perl modules])
409 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
410 AC_MSG_RESULT([$with_perl])
414 # Optionally build Python modules (PL/Python)
416 AC_MSG_CHECKING([whether to build Python modules])
417 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
418 AC_MSG_RESULT([$with_python])
419 AC_SUBST(with_python)
424 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
425 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
427 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
428 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
430 AC_MSG_RESULT([$with_krb5])
438 # Kerberos configuration parameters
440 PGAC_ARG_REQ(with, krb-srvnam,
441 [ --with-krb-srvnam=NAME name of the default service principal in Kerberos [[postgres]]],
443 [with_krb_srvnam="postgres"])
444 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
445 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
451 AC_MSG_CHECKING([whether to build with PAM support])
452 PGAC_ARG_BOOL(with, pam, no,
453 [ --with-pam build with PAM support],
454 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
455 AC_MSG_RESULT([$with_pam])
462 AC_MSG_CHECKING([whether to build with LDAP support])
463 PGAC_ARG_BOOL(with, ldap, no,
464 [ --with-ldap build with LDAP support],
465 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
466 AC_MSG_RESULT([$with_ldap])
473 AC_MSG_CHECKING([whether to build with Bonjour support])
474 PGAC_ARG_BOOL(with, bonjour, no,
475 [ --with-bonjour build with Bonjour support],
476 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
477 AC_MSG_RESULT([$with_bonjour])
478 AC_SUBST(with_bonjour)
484 AC_MSG_CHECKING([whether to build with OpenSSL support])
485 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
486 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
487 AC_MSG_RESULT([$with_openssl])
488 AC_SUBST(with_openssl)
494 PGAC_ARG_BOOL(with, libedit-preferred, no,
495 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
501 PGAC_ARG_BOOL(with, readline, yes,
502 [ --without-readline do not use GNU Readline / BSD Libedit line editing])
503 # readline on MinGW has problems with backslashes in psql and other bugs.
504 # This is particularly a problem with non-US code pages.
505 # Therefore disable its use until we understand the cause. 2004-07-20
506 if test "$PORTNAME" = "win32"; then
507 if test "$with_readline" = yes; then
508 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
517 PGAC_ARG_BOOL(with, zlib, yes,
518 [ --without-zlib do not use Zlib])
525 # Assume system is ELF if it predefines __ELF__ as 1,
526 # otherwise believe host_os based default.
528 freebsd1*|freebsd2*) elf=no;;
529 freebsd3*|freebsd4*) elf=yes;;
538 [if test "X$elf" = "Xyes" ; then
549 CPPFLAGS="$CPPFLAGS $INCLUDES"
550 LDFLAGS="$LDFLAGS $LIBDIRS"
552 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
553 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
555 AC_ARG_VAR(LDFLAGS_SL)
562 AC_SUBST(with_gnu_ld)
563 case $host_os in sysv5*)
564 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
566 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
567 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
568 LDFLAGS=$pgac_save_LDFLAGS
570 ld_R_works=$pgac_cv_prog_ld_R
574 AC_PATH_PROG(TAR, tar)
577 AC_CHECK_PROGS(YACC, ['bison -y'])
579 if test "$YACC"; then
580 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
582 *** If you are going to modify the grammar files or build from CVS, the installed
583 *** version of Bison is too old. Bison version 1.875 or later is required.])
587 if test -z "$YACC"; then
589 *** Without Bison you will not be able to build PostgreSQL from CVS or
590 *** change any of the parser definition files. You can obtain Bison from
591 *** a GNU mirror site. (If you are using the official distribution of
592 *** PostgreSQL then you do not need to worry about this because the Bison
593 *** output is pre-generated.) To use a different yacc program (possible,
594 *** but not recommended), set the environment variable YACC before running
600 if test "$with_perl" = yes; then
601 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
602 PGAC_CHECK_PERL_EMBED_LDFLAGS
605 if test "$with_python" = yes; then
607 PGAC_CHECK_PYTHON_EMBED_SETUP
610 # Supply a numeric version string for use by 3rd party add-ons
611 # awk -F is a regex on some platforms, and not on others, so make "." a tab
612 PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
614 $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
615 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
621 AC_SEARCH_LIBS(setproctitle, util)
622 AC_SEARCH_LIBS(pow, m)
623 AC_SEARCH_LIBS(dlopen, dl)
624 AC_SEARCH_LIBS(socket, [socket wsock32])
625 AC_SEARCH_LIBS(shl_load, dld)
626 # We only use libld in port/dynloader/aix.c
629 AC_SEARCH_LIBS(ldopen, ld)
632 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
633 AC_SEARCH_LIBS(crypt, crypt)
635 AC_SEARCH_LIBS(fdatasync, [rt posix4])
637 AC_SEARCH_LIBS(shmget, cygipc)
639 if test "$with_readline" = yes; then
641 if test x"$pgac_cv_check_readline" = x"no"; then
642 AC_MSG_ERROR([readline library not found
643 If you have readline already installed, see config.log for details on the
644 failure. It is possible the compiler isn't looking in the proper directory.
645 Use --without-readline to disable readline support.])
649 if test "$with_zlib" = yes; then
650 AC_CHECK_LIB(z, inflate, [],
651 [AC_MSG_ERROR([zlib library not found
652 If you have zlib already installed, see config.log for details on the
653 failure. It is possible the compiler isn't looking in the proper directory.
654 Use --without-zlib to disable zlib support.])])
657 if test "$enable_spinlocks" = yes; then
658 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
661 *** Not using spinlocks will cause poor performance.])
664 if test "$with_krb5" = yes ; then
665 if test "$PORTNAME" != "win32"; then
666 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
667 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
668 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
669 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
670 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
671 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
673 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
674 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
678 if test "$with_openssl" = yes ; then
680 if test "$PORTNAME" != "win32"; then
681 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
682 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
684 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
685 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
689 if test "$with_pam" = yes ; then
690 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
694 if test "$with_ldap" = yes ; then
695 if test "$PORTNAME" != "win32"; then
696 AC_CHECK_LIB(ldap, ldap_bind, [], [AC_MSG_ERROR([library 'ldap' is required for LDAP])])
698 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
706 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
707 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
709 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
710 # netinet/in.h is included first.
711 AC_CHECK_HEADERS(netinet/in.h)
712 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
714 #ifdef HAVE_NETINET_IN_H
715 #include <netinet/in.h>
719 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
720 AC_CHECK_HEADERS(readline/readline.h, [],
721 [AC_CHECK_HEADERS(readline.h, [],
722 [AC_MSG_ERROR([readline header not found
723 If you have readline already installed, see config.log for details on the
724 failure. It is possible the compiler isn't looking in the proper directory.
725 Use --without-readline to disable readline support.])])])
726 AC_CHECK_HEADERS(readline/history.h, [],
727 [AC_CHECK_HEADERS(history.h, [],
728 [AC_MSG_ERROR([history header not found
729 If you have readline already installed, see config.log for details on the
730 failure. It is possible the compiler isn't looking in the proper directory.
731 Use --without-readline to disable readline support.])])])
734 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
735 # Some installations of libedit usurp /usr/include/readline/, which seems
736 # bad practice, since in combined installations readline will have its headers
737 # there. We might have to resort to AC_EGREP checks to make sure we found
738 # the proper header...
739 AC_CHECK_HEADERS(editline/readline.h, [],
740 [AC_CHECK_HEADERS(readline.h, [],
741 [AC_CHECK_HEADERS(readline/readline.h, [],
742 [AC_MSG_ERROR([readline header not found
743 If you have libedit already installed, see config.log for details on the
744 failure. It is possible the compiler isn't looking in the proper directory.
745 Use --without-readline to disable libedit support.])])])])
746 AC_CHECK_HEADERS(editline/history.h, [],
747 [AC_CHECK_HEADERS(history.h, [],
748 [AC_CHECK_HEADERS(readline/history.h, [],
749 [AC_MSG_ERROR([history header not found
750 If you have libedit already installed, see config.log for details on the
751 failure. It is possible the compiler isn't looking in the proper directory.
752 Use --without-readline to disable libedit support.])])])])
755 if test "$with_zlib" = yes; then
756 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
757 If you have zlib already installed, see config.log for details on the
758 failure. It is possible the compiler isn't looking in the proper directory.
759 Use --without-zlib to disable zlib support.])])
762 if test "$with_krb5" = yes ; then
763 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
766 if test "$with_openssl" = yes ; then
767 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
768 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
771 if test "$with_pam" = yes ; then
772 AC_CHECK_HEADERS(security/pam_appl.h, [],
773 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
774 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
777 if test "$with_ldap" = yes ; then
778 if test "$PORTNAME" != "win32"; then
779 AC_CHECK_HEADERS(ldap.h, [],
780 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
782 AC_CHECK_HEADERS(winldap.h, [],
783 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
790 if test "$with_bonjour" = yes ; then
791 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
796 ## Types, structures, compiler characteristics
799 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
805 PGAC_C_FUNCNAME_SUPPORT
808 PGAC_STRUCT_SOCKADDR_UN
809 PGAC_STRUCT_SOCKADDR_STORAGE
810 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
813 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
814 [#include <sys/param.h>
815 #include <sys/types.h>
816 #include <sys/socket.h>
817 #include <sys/ucred.h>])
819 AC_CHECK_TYPES([struct option], [], [],
820 [#ifdef HAVE_GETOPT_H
824 if test "$with_zlib" = yes; then
825 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
826 # did not). While we could work around the lack of z_streamp, it
827 # seems unwise to encourage people to use such old zlib versions...
828 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
829 Use --without-zlib to disable zlib support.])],
833 if test "$with_krb5" = yes; then
834 # Check for differences between MIT and Heimdal (KTH) releases
835 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
836 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
837 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
838 [#include <krb5.h>])],
840 AC_CHECK_MEMBERS(krb5_error.text.data, [],
841 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
842 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
843 [#include <krb5.h>])],
847 # This is probably only present on Darwin, but may as well check always
848 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
851 ## Functions, global variables
854 PGAC_VAR_INT_TIMEZONE
855 AC_FUNC_ACCEPT_ARGTYPES
856 PGAC_FUNC_GETTIMEOFDAY_1ARG
858 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
860 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
863 AC_CHECK_TYPE([struct sockaddr_in6],
864 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
867 [$ac_includes_default
868 #include <netinet/in.h>])
871 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
873 [#include <machine/vmparam.h>
874 #include <sys/exec.h>
876 [PS_STRINGS->ps_nargvstr = 1;
877 PS_STRINGS->ps_argvstr = "foo";],
878 [pgac_cv_var_PS_STRINGS=yes],
879 [pgac_cv_var_PS_STRINGS=no])])
880 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
881 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
885 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
886 # is missing. Yes, there are machines that have only one. We may
887 # also decide to use snprintf.c if snprintf() is present but does not
888 # have all the features we need --- see below.
890 if test "$PORTNAME" = "win32"; then
891 # Win32 gets snprintf.c built unconditionally.
893 # To properly translate all NLS languages strings, we must support the
894 # *printf() %$ format, which allows *printf() arguments to be selected
895 # by position in the translated string.
897 # libintl versions < 0.13 use the native *printf() functions, and Win32
898 # *printf() doesn't understand %$, so we must use our /port versions,
899 # which do understand %$. libintl versions >= 0.13 include their own
900 # *printf versions on Win32. The libintl 0.13 release note text is:
902 # C format strings with positions, as they arise when a translator
903 # needs to reorder a sentence, are now supported on all platforms.
904 # On those few platforms (NetBSD and Woe32) for which the native
905 # printf()/fprintf()/... functions don't support such format
906 # strings, replacements are provided through <libintl.h>.
908 # We could use libintl >= 0.13's *printf() if we were sure that we had
909 # a litint >= 0.13 at runtime, but seeing that there is no clean way
910 # to guarantee that, it is best to just use our own, so we are sure to
911 # get %$ support. In include/port.h we disable the *printf() macros
912 # that might have been defined by libintl.
914 # We do this unconditionally whether NLS is used or not so we are sure
915 # that all Win32 libraries and binaries behave the same.
916 pgac_need_repl_snprintf=yes
918 pgac_need_repl_snprintf=no
919 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
920 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
924 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
925 # include/c.h will provide declarations. Note this is a separate test
926 # from whether the functions exist in the C library --- there are
927 # systems that have the functions but don't bother to declare them :-(
929 AC_CHECK_DECLS([snprintf, vsnprintf])
932 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
933 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
938 [return isinf(glob_double) ? 0 : 1;],
939 [ac_cv_func_isinf=yes],
940 [ac_cv_func_isinf=no])])
942 if test $ac_cv_func_isinf = yes ; then
943 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
946 # Look for a way to implement a substitute for isinf()
947 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
950 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strtol strtoul unsetenv])
952 # System's version of getaddrinfo(), if any, may be used only if we found
953 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
954 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
955 # versions of getaddrinfo don't follow normal C call protocol. This is OK
956 # because we want to use our own getaddrinfo.c on Windows anyway.)
957 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
958 AC_REPLACE_FUNCS([getaddrinfo])
960 AC_LIBOBJ(getaddrinfo)
963 # similarly, use system's getopt_long() only if system provides struct option.
964 if test x"$ac_cv_type_struct_option" = xyes ; then
965 AC_REPLACE_FUNCS([getopt_long])
967 AC_LIBOBJ(getopt_long)
970 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
971 # We override the previous test that said fseeko/ftello didn't exist
972 # OS tests are also done in include/c.h and port/fseeko.c
973 case $host_os in bsdi*|netbsd*)
974 ac_cv_func_fseeko=yes
977 # Solaris has a very slow qsort in certain cases, so we replace it:
978 # http://forum.sun.com/thread.jspa?forumID=4&threadID=7231
979 # Supposedly it is fixed in Solaris, but not sure which version, and
980 # no confirmed testing. 2005-12-16
981 if test "$PORTNAME" = "solaris"; then
986 if test "$PORTNAME" = "win32"; then
987 AC_LIBOBJ(gettimeofday)
991 AC_DEFINE([HAVE_SYMLINK], 1,
992 [Define to 1 if you have the `symlink' function.])
995 if test "$with_readline" = yes; then
996 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
997 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
998 AC_CHECK_FUNCS([replace_history_entry])
1002 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
1003 AC_MSG_CHECKING(for finite)
1008 [return finite(glob_double) ? 0 : 1;],
1009 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
1010 AC_MSG_RESULT(yes)],
1011 [AC_MSG_RESULT(no)])
1013 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1014 dnl (especially on GNU libc)
1015 dnl See also comments in c.h.
1016 AC_MSG_CHECKING(for sigsetjmp)
1017 AC_TRY_LINK([#include <setjmp.h>],
1018 [sigjmp_buf x; sigsetjmp(x, 1);],
1019 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1020 AC_MSG_RESULT(yes)],
1021 [AC_MSG_RESULT(no)])
1023 AC_CHECK_FUNC(syslog,
1024 [AC_CHECK_HEADER(syslog.h,
1025 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1027 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1028 [AC_TRY_LINK([#include <unistd.h>],
1029 [extern int optreset; optreset = 1;],
1030 [pgac_cv_var_int_optreset=yes],
1031 [pgac_cv_var_int_optreset=no])])
1032 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1033 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1036 AC_CHECK_FUNCS([strtoll strtoq], [break])
1037 AC_CHECK_FUNCS([strtoull strtouq], [break])
1039 # Check for one of atexit() or on_exit()
1040 AC_CHECK_FUNCS(atexit, [],
1041 [AC_CHECK_FUNCS(on_exit, [],
1042 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1049 # For each platform, we need to know about any special compile and link
1050 # libraries, and whether the normal C function names are thread-safe.
1051 # See the comment at the top of src/port/thread.c for more information.
1053 if test "$enable_thread_safety" = yes; then
1054 ACX_PTHREAD # set thread flags
1056 # Some platforms use these, so just defineed them. They can't hurt if they
1057 # are not supported.
1058 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1061 # At this point, we don't want to muck with the compiler name for threading.
1062 # Let's see who fails, perhaps AIX. 2004-04-23
1063 if test "$PTHREAD_CC" != "$CC"; then
1065 PostgreSQL does not support platforms that require a special
1066 compiler binary for thread-safety.
1070 if test "$THREAD_SUPPORT" = no; then
1072 Cannot enable threads on your platform.
1073 Your platform is known to not support thread-safe programs.
1074 For details, compile and run src/bin/pg_thread_test.
1078 # Check for *_r functions
1081 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1082 LIBS="$LIBS $PTHREAD_LIBS"
1084 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1086 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1088 # Do test here with the proper thread flags
1089 PGAC_FUNC_GETPWUID_R_5ARG
1090 PGAC_FUNC_STRERROR_R_INT
1096 # do not use values from template file
1101 AC_SUBST(PTHREAD_CFLAGS)
1102 AC_SUBST(PTHREAD_LIBS)
1105 # This test makes sure that run tests work at all. Sometimes a shared
1106 # library is found by the linker, but the runtime linker can't find it.
1107 # This check should come after all modifications of compiler or linker
1108 # variables, and before any other run tests.
1109 AC_MSG_CHECKING([test program])
1110 AC_TRY_RUN([int main() { return 0; }],
1111 [AC_MSG_RESULT(ok)],
1112 [AC_MSG_RESULT(failed)
1114 *** Could not execute a simple test program. This may be a problem
1115 *** related to locating shared libraries. Check the file 'config.log'
1116 *** for the exact reason.]])],
1117 [AC_MSG_RESULT([cross-compiling])])
1119 # --------------------
1120 # Run tests below here
1121 # --------------------
1123 # Force use of our snprintf if system's doesn't do arg control
1124 # See comment above at snprintf test for details.
1125 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1126 PGAC_FUNC_PRINTF_ARG_CONTROL
1127 if test $pgac_cv_printf_arg_control != yes ; then
1128 pgac_need_repl_snprintf=yes
1133 dnl Check to see if we have a working 64-bit integer type.
1134 dnl This breaks down into two steps:
1135 dnl (1) figure out if the compiler has a 64-bit int type with working
1136 dnl arithmetic, and if so
1137 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1138 dnl snprintf is the only library routine we really need for int8 support.)
1139 dnl It's entirely possible to have a compiler that handles a 64-bit type
1140 dnl when the C library doesn't; this is fairly likely when using gcc on
1141 dnl an older platform, for example.
1142 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1143 dnl we force our own version of snprintf() to be used instead.
1144 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1146 PGAC_TYPE_64BIT_INT([long int])
1148 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1149 PGAC_TYPE_64BIT_INT([long long int])
1153 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1155 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1157 #define INT64CONST(x) x##LL
1158 long long int foo = INT64CONST(0x1234567890123456);
1161 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1166 # If we found "long int" is 64 bits, assume snprintf handles it. If
1167 # we found we need to use "long long int", better check. We cope with
1168 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1169 # work, fall back to our own snprintf emulation (which we know uses %lld).
1171 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1172 if test $pgac_need_repl_snprintf = no; then
1173 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1174 if test "$LONG_LONG_INT_FORMAT" = ""; then
1175 # Force usage of our own snprintf, since system snprintf is broken
1176 pgac_need_repl_snprintf=yes
1177 LONG_LONG_INT_FORMAT='%lld'
1180 # Here if we previously decided we needed to use our own snprintf
1181 LONG_LONG_INT_FORMAT='%lld'
1183 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1184 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1185 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1187 # Here if we are not using 'long long int' at all
1188 INT64_FORMAT='"%ld"'
1189 UINT64_FORMAT='"%lu"'
1192 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1193 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1195 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1196 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1198 # Now we have checked all the reasons to replace snprintf
1199 if test $pgac_need_repl_snprintf = yes; then
1200 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1204 # Need a #define for the size of Datum (unsigned long)
1205 AC_CHECK_SIZEOF([unsigned long])
1207 # And one for the size of size_t (enables tweaks for > 32bit address space)
1208 AC_CHECK_SIZEOF([size_t])
1210 # Determine memory alignment requirements for the basic C data types.
1212 PGAC_CHECK_ALIGNOF(short)
1213 PGAC_CHECK_ALIGNOF(int)
1214 PGAC_CHECK_ALIGNOF(long)
1215 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1216 PGAC_CHECK_ALIGNOF(long long int)
1218 PGAC_CHECK_ALIGNOF(double)
1220 # Compute maximum alignment of any basic type.
1221 # We assume long's alignment is at least as strong as char, short, or int;
1222 # but we must check long long (if it exists) and double.
1224 MAX_ALIGNOF=$pgac_cv_alignof_long
1225 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1226 MAX_ALIGNOF=$pgac_cv_alignof_double
1228 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1229 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1231 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1234 # Some platforms predefine the types int8, int16, etc. Only check
1235 # a (hopefully) representative subset.
1236 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1238 #ifdef HAVE_SUPPORTDEFS_H
1239 #include <SupportDefs.h>
1242 # We also check for sig_atomic_t, which *should* be defined per ANSI
1243 # C, but is missing on some old platforms.
1244 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1247 if test x"$template" != x"win32"
1249 PGAC_FUNC_POSIX_SIGNALS
1250 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1252 *** Thread-safety requires POSIX signals, which are not supported by your
1253 *** operating system.
1258 if test $ac_cv_func_fseeko = yes; then
1262 # SunOS doesn't handle negative byte comparisons properly with +/- return
1266 # Select semaphore implementation type.
1267 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1268 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1269 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1271 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1272 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1273 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1275 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1276 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1281 # Select shared-memory implementation type.
1282 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1283 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1286 # If not set in template file, set bytes to use libc memset()
1287 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1288 MEMSET_LOOP_LIMIT=1024
1290 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1293 if test "$enable_nls" = yes ; then
1297 # Check for Tcl configuration script tclConfig.sh
1298 if test "$with_tcl" = yes; then
1299 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1300 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1301 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1302 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1303 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1304 ac_save_CPPFLAGS=$CPPFLAGS
1305 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1306 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1307 CPPFLAGS=$ac_save_CPPFLAGS
1311 # Check for DocBook and tools
1315 PGAC_CHECK_DOCBOOK(4.2)
1316 PGAC_PATH_DOCBOOK_STYLESHEETS
1317 PGAC_PATH_COLLATEINDEX
1318 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1322 # We have to run the thread test near the end so we have all our symbols
1323 # defined. Cross compiling throws a warning.
1325 if test "$enable_thread_safety_force" = yes; then
1326 if test x"$template" != x"win32"
1329 *** Skipping thread test program. --enable-thread-safety-force was used.
1330 *** Run the program in src/test/thread on the your machine and add
1331 proper locking function calls to your applications to guarantee thread
1335 AC_MSG_WARN([*** Skipping thread test on Win32])
1337 elif test "$enable_thread_safety" = yes; then
1338 if test x"$template" != x"win32"
1340 AC_MSG_CHECKING([thread safety of required library functions])
1344 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1345 LIBS="$LIBS $PTHREAD_LIBS"
1346 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1347 [AC_MSG_RESULT(yes)],
1350 *** Thread test program failed. Your platform is not thread-safe.
1351 *** Check the file 'config.log'for the exact reason.
1353 *** You can use the configure option --enable-thread-safety-force
1354 *** to force threads to be enabled. However, you must then run
1355 *** the program in src/test/thread and add locking function calls
1356 *** to your applications to guarantee thread safety.
1358 [AC_MSG_RESULT(maybe)
1360 *** Skipping thread test program because of cross-compile build.
1361 *** Run the program in src/test/thread on the target machine.
1366 AC_MSG_WARN([*** Skipping thread test on Win32])
1370 # prepare build tree if outside source tree
1371 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1372 # Note 2: /bin/pwd might be better than shell's built-in at getting
1373 # a symlink-free name.
1374 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1378 if test "$no_create" != yes; then
1379 _AS_ECHO_N([preparing build tree... ])
1380 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1381 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1382 || AC_MSG_ERROR(failed)
1386 AC_SUBST(vpath_build)
1389 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1392 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1393 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1394 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1395 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1396 src/include/pg_config_os.h:src/include/port/${template}.h
1397 src/Makefile.port:src/makefiles/Makefile.${template}
1400 if test "$PORTNAME" = "win32"; then
1401 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1402 # Links sometimes fail undetected on Mingw -
1403 # so here we detect it and warn the user
1404 for FILE in $CONFIG_LINKS
1406 # test -e works for symlinks in the MinGW console
1407 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE - please fix by hand])
1412 AC_CONFIG_HEADERS([src/include/pg_config.h],
1414 # Update timestamp for pg_config.h (see Makefile.global)
1415 echo >src/include/stamp-h