1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.462 2006/04/29 00:51:41 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])
267 # Intel compiler has a bug/misoptimization in checking for
268 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the
270 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
273 # Disable strict-aliasing rules; needed for gcc 3.3+
274 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
275 elif test ${CC} = "xlc"; then
276 # AIX xlc has to have strict aliasing turned off too
277 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
280 # supply -g if --enable-debug
281 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
285 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
287 # We already have this in Makefile.win32, but configure needs it too
288 if test "$PORTNAME" = "win32"; then
289 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
292 # Check if the compiler still works with the template settings
293 AC_MSG_CHECKING([whether the C compiler still works])
294 AC_TRY_LINK([], [return 0;],
295 [AC_MSG_RESULT(yes)],
297 AC_MSG_ERROR([cannot proceed])])
299 # Defend against gcc -ffast-math
300 if test "$GCC" = yes; then
301 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
303 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
309 # Create compiler version string
310 if test x"$GCC" = x"yes" ; then
311 cc_string="GCC `${CC} --version | sed q`"
315 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
316 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
317 [A string containing the version number, platform, and C compiler])
321 # Set up TAS assembly code if needed; the template file has now had its
322 # chance to request this.
324 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
326 if test "$need_tas" = yes ; then
335 # Automatic dependency tracking
337 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
343 # Enable assert checks
345 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
346 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
347 [Define to 1 to build with assertion checks. (--enable-cassert)])])
351 # Include directories
354 IFS="${IFS}${PATH_SEPARATOR}"
355 # SRCH_INC comes from the template file
356 for dir in $with_includes $SRCH_INC; do
357 if test -d "$dir"; then
358 INCLUDES="$INCLUDES -I$dir"
360 AC_MSG_WARN([*** Include directory $dir does not exist.])
368 # Library directories
371 IFS="${IFS}${PATH_SEPARATOR}"
372 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
373 for dir in $LIBRARY_DIRS $SRCH_LIB; do
374 if test -d "$dir"; then
375 LIBDIRS="$LIBDIRS -L$dir"
377 AC_MSG_WARN([*** Library directory $dir does not exist.])
383 # Enable thread-safe client libraries
385 AC_MSG_CHECKING([allow thread-safe client libraries])
386 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
387 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety in spite of thread test failure])
388 if test "$enable_thread_safety" = yes -o \
389 "$enable_thread_safety_force" = yes; then
390 enable_thread_safety="yes" # for 'force'
391 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
392 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
394 AC_MSG_RESULT([$enable_thread_safety])
395 AC_SUBST(enable_thread_safety)
398 # Optionally build Tcl modules (PL/Tcl)
400 AC_MSG_CHECKING([whether to build with Tcl])
401 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
402 AC_MSG_RESULT([$with_tcl])
405 # We see if the path to the Tcl/Tk configuration scripts is specified.
406 # This will override the use of tclsh to find the paths to search.
408 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
411 # Optionally build Perl modules (PL/Perl)
413 AC_MSG_CHECKING([whether to build Perl modules])
414 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
415 AC_MSG_RESULT([$with_perl])
419 # Optionally build Python modules (PL/Python)
421 AC_MSG_CHECKING([whether to build Python modules])
422 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
423 AC_MSG_RESULT([$with_python])
424 AC_SUBST(with_python)
429 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
430 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
432 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
433 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
435 AC_MSG_RESULT([$with_krb5])
443 # Kerberos configuration parameters
445 PGAC_ARG_REQ(with, krb-srvnam,
446 [ --with-krb-srvnam=NAME name of the default service principal in Kerberos [[postgres]]],
448 [with_krb_srvnam="postgres"])
449 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
450 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
456 AC_MSG_CHECKING([whether to build with PAM support])
457 PGAC_ARG_BOOL(with, pam, no,
458 [ --with-pam build with PAM support],
459 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
460 AC_MSG_RESULT([$with_pam])
467 AC_MSG_CHECKING([whether to build with LDAP support])
468 PGAC_ARG_BOOL(with, ldap, no,
469 [ --with-ldap build with LDAP support],
470 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
471 AC_MSG_RESULT([$with_ldap])
478 AC_MSG_CHECKING([whether to build with Bonjour support])
479 PGAC_ARG_BOOL(with, bonjour, no,
480 [ --with-bonjour build with Bonjour support],
481 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
482 AC_MSG_RESULT([$with_bonjour])
483 AC_SUBST(with_bonjour)
489 AC_MSG_CHECKING([whether to build with OpenSSL support])
490 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
491 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
492 AC_MSG_RESULT([$with_openssl])
493 AC_SUBST(with_openssl)
499 PGAC_ARG_BOOL(with, libedit-preferred, no,
500 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
506 PGAC_ARG_BOOL(with, readline, yes,
507 [ --without-readline do not use GNU Readline / BSD Libedit line editing])
508 # readline on MinGW has problems with backslashes in psql and other bugs.
509 # This is particularly a problem with non-US code pages.
510 # Therefore disable its use until we understand the cause. 2004-07-20
511 if test "$PORTNAME" = "win32"; then
512 if test "$with_readline" = yes; then
513 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
522 PGAC_ARG_BOOL(with, zlib, yes,
523 [ --without-zlib do not use Zlib])
530 # Assume system is ELF if it predefines __ELF__ as 1,
531 # otherwise believe host_os based default.
533 freebsd1*|freebsd2*) elf=no;;
534 freebsd3*|freebsd4*) elf=yes;;
543 [if test "X$elf" = "Xyes" ; then
554 CPPFLAGS="$CPPFLAGS $INCLUDES"
555 LDFLAGS="$LDFLAGS $LIBDIRS"
557 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
558 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
560 AC_ARG_VAR(LDFLAGS_SL)
567 AC_SUBST(with_gnu_ld)
568 case $host_os in sysv5*)
569 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
571 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
572 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
573 LDFLAGS=$pgac_save_LDFLAGS
575 ld_R_works=$pgac_cv_prog_ld_R
579 AC_PATH_PROG(TAR, tar)
582 AC_CHECK_PROGS(YACC, ['bison -y'])
584 if test "$YACC"; then
585 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
587 *** If you are going to modify the grammar files or build from CVS, the installed
588 *** version of Bison is too old. Bison version 1.875 or later is required.])
592 if test -z "$YACC"; then
594 *** Without Bison you will not be able to build PostgreSQL from CVS or
595 *** change any of the parser definition files. You can obtain Bison from
596 *** a GNU mirror site. (If you are using the official distribution of
597 *** PostgreSQL then you do not need to worry about this because the Bison
598 *** output is pre-generated.) To use a different yacc program (possible,
599 *** but not recommended), set the environment variable YACC before running
605 if test "$with_perl" = yes; then
606 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
607 PGAC_CHECK_PERL_EMBED_LDFLAGS
610 if test "$with_python" = yes; then
612 PGAC_CHECK_PYTHON_EMBED_SETUP
615 # Supply a numeric version string for use by 3rd party add-ons
616 # awk -F is a regex on some platforms, and not on others, so make "." a tab
617 PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
619 $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
620 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
626 AC_SEARCH_LIBS(setproctitle, util)
627 AC_SEARCH_LIBS(pow, m)
628 AC_SEARCH_LIBS(dlopen, dl)
629 AC_SEARCH_LIBS(socket, [socket wsock32])
630 AC_SEARCH_LIBS(shl_load, dld)
631 # We only use libld in port/dynloader/aix.c
634 AC_SEARCH_LIBS(ldopen, ld)
637 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
638 AC_SEARCH_LIBS(crypt, crypt)
640 AC_SEARCH_LIBS(fdatasync, [rt posix4])
642 AC_SEARCH_LIBS(shmget, cygipc)
644 if test "$with_readline" = yes; then
646 if test x"$pgac_cv_check_readline" = x"no"; then
647 AC_MSG_ERROR([readline library not found
648 If you have readline already installed, see config.log for details on the
649 failure. It is possible the compiler isn't looking in the proper directory.
650 Use --without-readline to disable readline support.])
654 if test "$with_zlib" = yes; then
655 AC_CHECK_LIB(z, inflate, [],
656 [AC_MSG_ERROR([zlib library not found
657 If you have zlib already installed, see config.log for details on the
658 failure. It is possible the compiler isn't looking in the proper directory.
659 Use --without-zlib to disable zlib support.])])
662 if test "$enable_spinlocks" = yes; then
663 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
666 *** Not using spinlocks will cause poor performance.])
669 if test "$with_krb5" = yes ; then
670 if test "$PORTNAME" != "win32"; then
671 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
672 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
673 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
674 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
675 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
676 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
678 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
679 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
683 if test "$with_openssl" = yes ; then
685 if test "$PORTNAME" != "win32"; then
686 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
687 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
689 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
690 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
694 if test "$with_pam" = yes ; then
695 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
699 if test "$with_ldap" = yes ; then
700 if test "$PORTNAME" != "win32"; then
701 AC_CHECK_LIB(ldap, ldap_bind, [], [AC_MSG_ERROR([library 'ldap' is required for LDAP])])
703 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
711 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
712 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])
714 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
715 # netinet/in.h is included first.
716 AC_CHECK_HEADERS(netinet/in.h)
717 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
719 #ifdef HAVE_NETINET_IN_H
720 #include <netinet/in.h>
724 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
725 AC_CHECK_HEADERS(readline/readline.h, [],
726 [AC_CHECK_HEADERS(readline.h, [],
727 [AC_MSG_ERROR([readline header not found
728 If you have readline already installed, see config.log for details on the
729 failure. It is possible the compiler isn't looking in the proper directory.
730 Use --without-readline to disable readline support.])])])
731 AC_CHECK_HEADERS(readline/history.h, [],
732 [AC_CHECK_HEADERS(history.h, [],
733 [AC_MSG_ERROR([history header not found
734 If you have readline already installed, see config.log for details on the
735 failure. It is possible the compiler isn't looking in the proper directory.
736 Use --without-readline to disable readline support.])])])
739 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
740 # Some installations of libedit usurp /usr/include/readline/, which seems
741 # bad practice, since in combined installations readline will have its headers
742 # there. We might have to resort to AC_EGREP checks to make sure we found
743 # the proper header...
744 AC_CHECK_HEADERS(editline/readline.h, [],
745 [AC_CHECK_HEADERS(readline.h, [],
746 [AC_CHECK_HEADERS(readline/readline.h, [],
747 [AC_MSG_ERROR([readline header not found
748 If you have libedit already installed, see config.log for details on the
749 failure. It is possible the compiler isn't looking in the proper directory.
750 Use --without-readline to disable libedit support.])])])])
751 AC_CHECK_HEADERS(editline/history.h, [],
752 [AC_CHECK_HEADERS(history.h, [],
753 [AC_CHECK_HEADERS(readline/history.h, [],
754 [AC_MSG_ERROR([history header not found
755 If you have libedit already installed, see config.log for details on the
756 failure. It is possible the compiler isn't looking in the proper directory.
757 Use --without-readline to disable libedit support.])])])])
760 if test "$with_zlib" = yes; then
761 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
762 If you have zlib already installed, see config.log for details on the
763 failure. It is possible the compiler isn't looking in the proper directory.
764 Use --without-zlib to disable zlib support.])])
767 if test "$with_krb5" = yes ; then
768 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
771 if test "$with_openssl" = yes ; then
772 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
773 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
776 if test "$with_pam" = yes ; then
777 AC_CHECK_HEADERS(security/pam_appl.h, [],
778 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
779 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
782 if test "$with_ldap" = yes ; then
783 if test "$PORTNAME" != "win32"; then
784 AC_CHECK_HEADERS(ldap.h, [],
785 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
787 AC_CHECK_HEADERS(winldap.h, [],
788 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
795 if test "$with_bonjour" = yes ; then
796 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
801 ## Types, structures, compiler characteristics
804 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
810 PGAC_C_FUNCNAME_SUPPORT
813 PGAC_STRUCT_SOCKADDR_UN
814 PGAC_STRUCT_SOCKADDR_STORAGE
815 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
818 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
819 [#include <sys/param.h>
820 #include <sys/types.h>
821 #include <sys/socket.h>
822 #include <sys/ucred.h>])
824 AC_CHECK_TYPES([struct option], [], [],
825 [#ifdef HAVE_GETOPT_H
829 if test "$with_zlib" = yes; then
830 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
831 # did not). While we could work around the lack of z_streamp, it
832 # seems unwise to encourage people to use such old zlib versions...
833 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
834 Use --without-zlib to disable zlib support.])],
838 if test "$with_krb5" = yes; then
839 # Check for differences between MIT and Heimdal (KTH) releases
840 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
841 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
842 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
843 [#include <krb5.h>])],
845 AC_CHECK_MEMBERS(krb5_error.text.data, [],
846 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
847 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
848 [#include <krb5.h>])],
852 # This is probably only present on Darwin, but may as well check always
853 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
856 ## Functions, global variables
859 PGAC_VAR_INT_TIMEZONE
860 AC_FUNC_ACCEPT_ARGTYPES
861 PGAC_FUNC_GETTIMEOFDAY_1ARG
863 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
865 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
868 AC_CHECK_TYPE([struct sockaddr_in6],
869 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
872 [$ac_includes_default
873 #include <netinet/in.h>])
876 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
878 [#include <machine/vmparam.h>
879 #include <sys/exec.h>
881 [PS_STRINGS->ps_nargvstr = 1;
882 PS_STRINGS->ps_argvstr = "foo";],
883 [pgac_cv_var_PS_STRINGS=yes],
884 [pgac_cv_var_PS_STRINGS=no])])
885 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
886 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
890 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
891 # is missing. Yes, there are machines that have only one. We may
892 # also decide to use snprintf.c if snprintf() is present but does not
893 # have all the features we need --- see below.
895 if test "$PORTNAME" = "win32"; then
896 # Win32 gets snprintf.c built unconditionally.
898 # To properly translate all NLS languages strings, we must support the
899 # *printf() %$ format, which allows *printf() arguments to be selected
900 # by position in the translated string.
902 # libintl versions < 0.13 use the native *printf() functions, and Win32
903 # *printf() doesn't understand %$, so we must use our /port versions,
904 # which do understand %$. libintl versions >= 0.13 include their own
905 # *printf versions on Win32. The libintl 0.13 release note text is:
907 # C format strings with positions, as they arise when a translator
908 # needs to reorder a sentence, are now supported on all platforms.
909 # On those few platforms (NetBSD and Woe32) for which the native
910 # printf()/fprintf()/... functions don't support such format
911 # strings, replacements are provided through <libintl.h>.
913 # We could use libintl >= 0.13's *printf() if we were sure that we had
914 # a litint >= 0.13 at runtime, but seeing that there is no clean way
915 # to guarantee that, it is best to just use our own, so we are sure to
916 # get %$ support. In include/port.h we disable the *printf() macros
917 # that might have been defined by libintl.
919 # We do this unconditionally whether NLS is used or not so we are sure
920 # that all Win32 libraries and binaries behave the same.
921 pgac_need_repl_snprintf=yes
923 pgac_need_repl_snprintf=no
924 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
925 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
929 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
930 # include/c.h will provide declarations. Note this is a separate test
931 # from whether the functions exist in the C library --- there are
932 # systems that have the functions but don't bother to declare them :-(
934 AC_CHECK_DECLS([snprintf, vsnprintf])
937 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
938 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
943 [return isinf(glob_double) ? 0 : 1;],
944 [ac_cv_func_isinf=yes],
945 [ac_cv_func_isinf=no])])
947 if test $ac_cv_func_isinf = yes ; then
948 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
951 # Look for a way to implement a substitute for isinf()
952 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
955 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strtol strtoul unsetenv])
957 # System's version of getaddrinfo(), if any, may be used only if we found
958 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
959 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
960 # versions of getaddrinfo don't follow normal C call protocol. This is OK
961 # because we want to use our own getaddrinfo.c on Windows anyway.)
962 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
963 AC_REPLACE_FUNCS([getaddrinfo])
965 AC_LIBOBJ(getaddrinfo)
968 # similarly, use system's getopt_long() only if system provides struct option.
969 if test x"$ac_cv_type_struct_option" = xyes ; then
970 AC_REPLACE_FUNCS([getopt_long])
972 AC_LIBOBJ(getopt_long)
975 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
976 # We override the previous test that said fseeko/ftello didn't exist
977 # OS tests are also done in include/c.h and port/fseeko.c
978 case $host_os in bsdi*|netbsd*)
979 ac_cv_func_fseeko=yes
982 # Solaris has a very slow qsort in certain cases, so we replace it:
983 # http://forum.sun.com/thread.jspa?forumID=4&threadID=7231
984 # Supposedly it is fixed in Solaris, but not sure which version, and
985 # no confirmed testing. 2005-12-16
986 if test "$PORTNAME" = "solaris"; then
991 if test "$PORTNAME" = "win32"; then
992 AC_LIBOBJ(gettimeofday)
996 AC_DEFINE([HAVE_SYMLINK], 1,
997 [Define to 1 if you have the `symlink' function.])
1000 if test "$with_readline" = yes; then
1001 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1002 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1003 AC_CHECK_FUNCS([replace_history_entry])
1007 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
1008 AC_MSG_CHECKING(for finite)
1013 [return finite(glob_double) ? 0 : 1;],
1014 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
1015 AC_MSG_RESULT(yes)],
1016 [AC_MSG_RESULT(no)])
1018 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1019 dnl (especially on GNU libc)
1020 dnl See also comments in c.h.
1021 AC_MSG_CHECKING(for sigsetjmp)
1022 AC_TRY_LINK([#include <setjmp.h>],
1023 [sigjmp_buf x; sigsetjmp(x, 1);],
1024 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1025 AC_MSG_RESULT(yes)],
1026 [AC_MSG_RESULT(no)])
1028 AC_CHECK_FUNC(syslog,
1029 [AC_CHECK_HEADER(syslog.h,
1030 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1032 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1033 [AC_TRY_LINK([#include <unistd.h>],
1034 [extern int optreset; optreset = 1;],
1035 [pgac_cv_var_int_optreset=yes],
1036 [pgac_cv_var_int_optreset=no])])
1037 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1038 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1041 AC_CHECK_FUNCS([strtoll strtoq], [break])
1042 AC_CHECK_FUNCS([strtoull strtouq], [break])
1044 # Check for one of atexit() or on_exit()
1045 AC_CHECK_FUNCS(atexit, [],
1046 [AC_CHECK_FUNCS(on_exit, [],
1047 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1054 # For each platform, we need to know about any special compile and link
1055 # libraries, and whether the normal C function names are thread-safe.
1056 # See the comment at the top of src/port/thread.c for more information.
1058 if test "$enable_thread_safety" = yes; then
1059 ACX_PTHREAD # set thread flags
1061 # Some platforms use these, so just defineed them. They can't hurt if they
1062 # are not supported.
1063 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1066 # At this point, we don't want to muck with the compiler name for threading.
1067 # Let's see who fails, perhaps AIX. 2004-04-23
1068 if test "$PTHREAD_CC" != "$CC"; then
1070 PostgreSQL does not support platforms that require a special
1071 compiler binary for thread-safety.
1075 if test "$THREAD_SUPPORT" = no; then
1077 Cannot enable threads on your platform.
1078 Your platform is known to not support thread-safe programs.
1079 For details, compile and run src/bin/pg_thread_test.
1083 # Check for *_r functions
1086 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1087 LIBS="$LIBS $PTHREAD_LIBS"
1089 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1091 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1093 # Do test here with the proper thread flags
1094 PGAC_FUNC_GETPWUID_R_5ARG
1095 PGAC_FUNC_STRERROR_R_INT
1101 # do not use values from template file
1106 AC_SUBST(PTHREAD_CFLAGS)
1107 AC_SUBST(PTHREAD_LIBS)
1110 # This test makes sure that run tests work at all. Sometimes a shared
1111 # library is found by the linker, but the runtime linker can't find it.
1112 # This check should come after all modifications of compiler or linker
1113 # variables, and before any other run tests.
1114 AC_MSG_CHECKING([test program])
1115 AC_TRY_RUN([int main() { return 0; }],
1116 [AC_MSG_RESULT(ok)],
1117 [AC_MSG_RESULT(failed)
1119 *** Could not execute a simple test program. This may be a problem
1120 *** related to locating shared libraries. Check the file 'config.log'
1121 *** for the exact reason.]])],
1122 [AC_MSG_RESULT([cross-compiling])])
1124 # --------------------
1125 # Run tests below here
1126 # --------------------
1128 # Force use of our snprintf if system's doesn't do arg control
1129 # See comment above at snprintf test for details.
1130 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1131 PGAC_FUNC_PRINTF_ARG_CONTROL
1132 if test $pgac_cv_printf_arg_control != yes ; then
1133 pgac_need_repl_snprintf=yes
1138 dnl Check to see if we have a working 64-bit integer type.
1139 dnl This breaks down into two steps:
1140 dnl (1) figure out if the compiler has a 64-bit int type with working
1141 dnl arithmetic, and if so
1142 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1143 dnl snprintf is the only library routine we really need for int8 support.)
1144 dnl It's entirely possible to have a compiler that handles a 64-bit type
1145 dnl when the C library doesn't; this is fairly likely when using gcc on
1146 dnl an older platform, for example.
1147 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1148 dnl we force our own version of snprintf() to be used instead.
1149 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1151 PGAC_TYPE_64BIT_INT([long int])
1153 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1154 PGAC_TYPE_64BIT_INT([long long int])
1158 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1160 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1162 #define INT64CONST(x) x##LL
1163 long long int foo = INT64CONST(0x1234567890123456);
1166 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1171 # If we found "long int" is 64 bits, assume snprintf handles it. If
1172 # we found we need to use "long long int", better check. We cope with
1173 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1174 # work, fall back to our own snprintf emulation (which we know uses %lld).
1176 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1177 if test $pgac_need_repl_snprintf = no; then
1178 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1179 if test "$LONG_LONG_INT_FORMAT" = ""; then
1180 # Force usage of our own snprintf, since system snprintf is broken
1181 pgac_need_repl_snprintf=yes
1182 LONG_LONG_INT_FORMAT='%lld'
1185 # Here if we previously decided we needed to use our own snprintf
1186 LONG_LONG_INT_FORMAT='%lld'
1188 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1189 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1190 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1192 # Here if we are not using 'long long int' at all
1193 INT64_FORMAT='"%ld"'
1194 UINT64_FORMAT='"%lu"'
1197 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1198 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1200 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1201 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1203 # Now we have checked all the reasons to replace snprintf
1204 if test $pgac_need_repl_snprintf = yes; then
1205 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1209 # Need a #define for the size of Datum (unsigned long)
1210 AC_CHECK_SIZEOF([unsigned long])
1212 # And one for the size of size_t (enables tweaks for > 32bit address space)
1213 AC_CHECK_SIZEOF([size_t])
1215 # Determine memory alignment requirements for the basic C data types.
1217 PGAC_CHECK_ALIGNOF(short)
1218 PGAC_CHECK_ALIGNOF(int)
1219 PGAC_CHECK_ALIGNOF(long)
1220 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1221 PGAC_CHECK_ALIGNOF(long long int)
1223 PGAC_CHECK_ALIGNOF(double)
1225 # Compute maximum alignment of any basic type.
1226 # We assume long's alignment is at least as strong as char, short, or int;
1227 # but we must check long long (if it exists) and double.
1229 MAX_ALIGNOF=$pgac_cv_alignof_long
1230 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1231 MAX_ALIGNOF=$pgac_cv_alignof_double
1233 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1234 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1236 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1239 # Some platforms predefine the types int8, int16, etc. Only check
1240 # a (hopefully) representative subset.
1241 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1243 #ifdef HAVE_SUPPORTDEFS_H
1244 #include <SupportDefs.h>
1247 # We also check for sig_atomic_t, which *should* be defined per ANSI
1248 # C, but is missing on some old platforms.
1249 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1252 if test x"$template" != x"win32"
1254 PGAC_FUNC_POSIX_SIGNALS
1255 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1257 *** Thread-safety requires POSIX signals, which are not supported by your
1258 *** operating system.
1263 if test $ac_cv_func_fseeko = yes; then
1267 # SunOS doesn't handle negative byte comparisons properly with +/- return
1271 # Select semaphore implementation type.
1272 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1273 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1274 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1276 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1277 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1278 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1280 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1281 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1286 # Select shared-memory implementation type.
1287 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1288 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1291 # If not set in template file, set bytes to use libc memset()
1292 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1293 MEMSET_LOOP_LIMIT=1024
1295 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1298 if test "$enable_nls" = yes ; then
1302 # Check for Tcl configuration script tclConfig.sh
1303 if test "$with_tcl" = yes; then
1304 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1305 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1306 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1307 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1308 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1309 ac_save_CPPFLAGS=$CPPFLAGS
1310 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1311 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1312 CPPFLAGS=$ac_save_CPPFLAGS
1316 # Check for DocBook and tools
1320 PGAC_CHECK_DOCBOOK(4.2)
1321 PGAC_PATH_DOCBOOK_STYLESHEETS
1322 PGAC_PATH_COLLATEINDEX
1323 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1327 # We have to run the thread test near the end so we have all our symbols
1328 # defined. Cross compiling throws a warning.
1330 if test "$enable_thread_safety_force" = yes; then
1331 if test x"$template" != x"win32"
1334 *** Skipping thread test program. --enable-thread-safety-force was used.
1335 *** Run the program in src/test/thread on the your machine and add
1336 proper locking function calls to your applications to guarantee thread
1340 AC_MSG_WARN([*** Skipping thread test on Win32])
1342 elif test "$enable_thread_safety" = yes; then
1343 if test x"$template" != x"win32"
1345 AC_MSG_CHECKING([thread safety of required library functions])
1349 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1350 LIBS="$LIBS $PTHREAD_LIBS"
1351 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1352 [AC_MSG_RESULT(yes)],
1355 *** Thread test program failed. Your platform is not thread-safe.
1356 *** Check the file 'config.log'for the exact reason.
1358 *** You can use the configure option --enable-thread-safety-force
1359 *** to force threads to be enabled. However, you must then run
1360 *** the program in src/test/thread and add locking function calls
1361 *** to your applications to guarantee thread safety.
1363 [AC_MSG_RESULT(maybe)
1365 *** Skipping thread test program because of cross-compile build.
1366 *** Run the program in src/test/thread on the target machine.
1371 AC_MSG_WARN([*** Skipping thread test on Win32])
1375 # prepare build tree if outside source tree
1376 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1377 # Note 2: /bin/pwd might be better than shell's built-in at getting
1378 # a symlink-free name.
1379 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1383 if test "$no_create" != yes; then
1384 _AS_ECHO_N([preparing build tree... ])
1385 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1386 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1387 || AC_MSG_ERROR(failed)
1391 AC_SUBST(vpath_build)
1394 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1397 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1398 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1399 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1400 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1401 src/include/pg_config_os.h:src/include/port/${template}.h
1402 src/Makefile.port:src/makefiles/Makefile.${template}
1405 if test "$PORTNAME" = "win32"; then
1406 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1407 # Links sometimes fail undetected on Mingw -
1408 # so here we detect it and warn the user
1409 for FILE in $CONFIG_LINKS
1411 # test -e works for symlinks in the MinGW console
1412 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE - please fix by hand])
1417 AC_CONFIG_HEADERS([src/include/pg_config.h],
1419 # Update timestamp for pg_config.h (see Makefile.global)
1420 echo >src/include/stamp-h