1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.487 2006/11/07 17:59:02 pgsql 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], [8.2beta3], [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)
211 PGAC_ARG_BOOL(enable, dtrace, no,
212 [ --enable-dtrace build with DTrace support],
213 [AC_DEFINE([ENABLE_DTRACE], 1,
214 [Define to 1 to enable DTrace support. (--enable-dtrace)])
215 AC_CHECK_PROGS(DTRACE, dtrace)
216 if test -z "$DTRACE"; then
217 AC_MSG_ERROR([dtrace not found])
219 AC_SUBST(DTRACEFLAGS)])
220 AC_SUBST(enable_dtrace)
226 # For historical reasons you can also use --with-CC to specify the C compiler
227 # to use, although the standard way to do this is to set the CC environment
229 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
232 aix) pgac_cc_list="gcc xlc";;
233 irix) pgac_cc_list="cc";; # no gcc
234 *) pgac_cc_list="gcc cc";;
237 AC_PROG_CC([$pgac_cc_list])
244 . "$srcdir/src/template/$template" || exit
246 # CFLAGS are selected so:
247 # If the user specifies something in the environment, that is used.
248 # else: If the template file set something, that is used.
249 # else: If the compiler is GCC, then we use -O2.
250 # else: If the compiler is something else, then we use -0.
252 if test "$ac_env_CFLAGS_set" = set; then
253 CFLAGS=$ac_env_CFLAGS_value
254 elif test "${CFLAGS+set}" = set; then
255 : # (keep what template set)
256 elif test "$GCC" = yes; then
259 # if the user selected debug mode, don't use -O
260 if test "$enable_debug" != yes; then
265 # Some versions of GCC support some additional useful warning flags.
266 # Check whether they are supported, and add them to CFLAGS if so.
268 if test "$GCC" = yes; then
270 # ICC pretends to be GCC but it's lying; it doesn't support these options.
271 # So we have to check if "GCC" is really ICC.
272 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
274 @%:@endif], [ICC=[yes]], [ICC=[no]])
276 if test "$ICC" = no; then
277 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
279 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
280 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
282 # Intel compiler has a bug/misoptimization in checking for
283 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the
285 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
288 # Disable strict-aliasing rules; needed for gcc 3.3+
289 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
290 elif test x"${CC}" = x"xlc"; then
291 # AIX xlc has to have strict aliasing turned off too
292 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
295 # supply -g if --enable-debug
296 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
300 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
302 # We already have this in Makefile.win32, but configure needs it too
303 if test "$PORTNAME" = "win32"; then
304 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
307 # Check if the compiler still works with the template settings
308 AC_MSG_CHECKING([whether the C compiler still works])
309 AC_TRY_LINK([], [return 0;],
310 [AC_MSG_RESULT(yes)],
312 AC_MSG_ERROR([cannot proceed])])
314 # Defend against gcc -ffast-math
315 if test "$GCC" = yes; then
316 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
318 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
324 # Create compiler version string
325 if test x"$GCC" = x"yes" ; then
326 cc_string="GCC `${CC} --version | sed q`"
330 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
331 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
332 [A string containing the version number, platform, and C compiler])
336 # Set up TAS assembly code if needed; the template file has now had its
337 # chance to request this.
339 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
341 if test "$need_tas" = yes ; then
350 # Automatic dependency tracking
352 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
358 # Enable assert checks
360 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
361 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
362 [Define to 1 to build with assertion checks. (--enable-cassert)])])
366 # Include directories
369 IFS="${IFS}${PATH_SEPARATOR}"
370 # SRCH_INC comes from the template file
371 for dir in $with_includes $SRCH_INC; do
372 if test -d "$dir"; then
373 INCLUDES="$INCLUDES -I$dir"
375 AC_MSG_WARN([*** Include directory $dir does not exist.])
383 # Library directories
386 IFS="${IFS}${PATH_SEPARATOR}"
387 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
388 for dir in $LIBRARY_DIRS $SRCH_LIB; do
389 if test -d "$dir"; then
390 LIBDIRS="$LIBDIRS -L$dir"
392 AC_MSG_WARN([*** Library directory $dir does not exist.])
398 # Enable thread-safe client libraries
400 AC_MSG_CHECKING([allow thread-safe client libraries])
401 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
402 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety in spite of thread test failure])
403 if test "$enable_thread_safety" = yes -o \
404 "$enable_thread_safety_force" = yes; then
405 enable_thread_safety="yes" # for 'force'
406 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
407 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
409 AC_MSG_RESULT([$enable_thread_safety])
410 AC_SUBST(enable_thread_safety)
413 # Optionally build Tcl modules (PL/Tcl)
415 AC_MSG_CHECKING([whether to build with Tcl])
416 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
417 AC_MSG_RESULT([$with_tcl])
420 # We see if the path to the Tcl/Tk configuration scripts is specified.
421 # This will override the use of tclsh to find the paths to search.
423 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
426 # Optionally build Perl modules (PL/Perl)
428 AC_MSG_CHECKING([whether to build Perl modules])
429 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
430 AC_MSG_RESULT([$with_perl])
434 # Optionally build Python modules (PL/Python)
436 AC_MSG_CHECKING([whether to build Python modules])
437 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
438 AC_MSG_RESULT([$with_python])
439 AC_SUBST(with_python)
444 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
445 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
447 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
448 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
450 AC_MSG_RESULT([$with_krb5])
458 # Kerberos configuration parameters
460 PGAC_ARG_REQ(with, krb-srvnam,
461 [ --with-krb-srvnam=NAME name of the default service principal in Kerberos [[postgres]]],
463 [with_krb_srvnam="postgres"])
464 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
465 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
471 AC_MSG_CHECKING([whether to build with PAM support])
472 PGAC_ARG_BOOL(with, pam, no,
473 [ --with-pam build with PAM support],
474 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
475 AC_MSG_RESULT([$with_pam])
482 AC_MSG_CHECKING([whether to build with LDAP support])
483 PGAC_ARG_BOOL(with, ldap, no,
484 [ --with-ldap build with LDAP support],
485 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
486 AC_MSG_RESULT([$with_ldap])
493 AC_MSG_CHECKING([whether to build with Bonjour support])
494 PGAC_ARG_BOOL(with, bonjour, no,
495 [ --with-bonjour build with Bonjour support],
496 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
497 AC_MSG_RESULT([$with_bonjour])
498 AC_SUBST(with_bonjour)
504 AC_MSG_CHECKING([whether to build with OpenSSL support])
505 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
506 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
507 AC_MSG_RESULT([$with_openssl])
508 AC_SUBST(with_openssl)
514 PGAC_ARG_BOOL(with, readline, yes,
515 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
516 # readline on MinGW has problems with backslashes in psql and other bugs.
517 # This is particularly a problem with non-US code pages.
518 # Therefore disable its use until we understand the cause. 2004-07-20
519 if test "$PORTNAME" = "win32"; then
520 if test "$with_readline" = yes; then
521 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
530 PGAC_ARG_BOOL(with, libedit-preferred, no,
531 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
537 PGAC_ARG_BOOL(with, zlib, yes,
538 [ --without-zlib do not use Zlib])
545 # Assume system is ELF if it predefines __ELF__ as 1,
546 # otherwise believe host_os based default.
548 freebsd1*|freebsd2*) elf=no;;
549 freebsd3*|freebsd4*) elf=yes;;
558 [if test "X$elf" = "Xyes" ; then
569 CPPFLAGS="$CPPFLAGS $INCLUDES"
570 LDFLAGS="$LDFLAGS $LIBDIRS"
572 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
573 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
575 AC_ARG_VAR(LDFLAGS_SL)
582 AC_SUBST(with_gnu_ld)
583 case $host_os in sysv5*)
584 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
586 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
587 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
588 LDFLAGS=$pgac_save_LDFLAGS
590 ld_R_works=$pgac_cv_prog_ld_R
594 AC_PATH_PROG(TAR, tar)
597 if test -z "$YACC"; then
598 AC_CHECK_PROGS(YACC, ['bison -y'])
600 if test "$YACC"; then
601 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
603 *** The installed version of Bison is too old to use with PostgreSQL.
604 *** Bison version 1.875 or later is required.])
609 if test -z "$YACC"; then
611 *** Without Bison you will not be able to build PostgreSQL from CVS nor
612 *** change any of the parser definition files. You can obtain Bison from
613 *** a GNU mirror site. (If you are using the official distribution of
614 *** PostgreSQL then you do not need to worry about this, because the Bison
615 *** output is pre-generated.) To use a different yacc program (possible,
616 *** but not recommended), set the environment variable YACC before running
623 if test "$with_perl" = yes; then
624 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
625 PGAC_CHECK_PERL_EMBED_LDFLAGS
628 if test "$with_python" = yes; then
630 PGAC_CHECK_PYTHON_EMBED_SETUP
633 # Supply a numeric version string for use by 3rd party add-ons
634 # awk -F is a regex on some platforms, and not on others, so make "." a tab
635 PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
637 $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
638 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
643 ## Most libraries are included only if they demonstrably provide a function
644 ## we need, but libm is an exception: always include it, because there are
645 ## too many compilers that play cute optimization games that will break
646 ## probes for standard functions such as pow().
649 AC_CHECK_LIB(m, main)
650 AC_SEARCH_LIBS(setproctitle, util)
651 AC_SEARCH_LIBS(dlopen, dl)
652 AC_SEARCH_LIBS(socket, [socket wsock32])
653 AC_SEARCH_LIBS(shl_load, dld)
654 # We only use libld in port/dynloader/aix.c
657 AC_SEARCH_LIBS(ldopen, ld)
660 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
661 AC_SEARCH_LIBS(crypt, crypt)
663 AC_SEARCH_LIBS(fdatasync, [rt posix4])
665 AC_SEARCH_LIBS(shmget, cygipc)
667 if test "$with_readline" = yes; then
669 if test x"$pgac_cv_check_readline" = x"no"; then
670 AC_MSG_ERROR([readline library not found
671 If you have readline already installed, see config.log for details on the
672 failure. It is possible the compiler isn't looking in the proper directory.
673 Use --without-readline to disable readline support.])
677 if test "$with_zlib" = yes; then
678 AC_CHECK_LIB(z, inflate, [],
679 [AC_MSG_ERROR([zlib library not found
680 If you have zlib already installed, see config.log for details on the
681 failure. It is possible the compiler isn't looking in the proper directory.
682 Use --without-zlib to disable zlib support.])])
685 if test "$enable_spinlocks" = yes; then
686 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
689 *** Not using spinlocks will cause poor performance.])
692 if test "$with_krb5" = yes ; then
693 if test "$PORTNAME" != "win32"; then
694 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
695 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
696 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
697 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
699 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
700 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
704 if test "$with_openssl" = yes ; then
706 if test "$PORTNAME" != "win32"; then
707 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
708 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
710 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
711 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
715 if test "$with_pam" = yes ; then
716 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
724 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
725 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/resource.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])
727 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
728 # netinet/in.h is included first.
729 AC_CHECK_HEADERS(netinet/in.h)
730 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
732 #ifdef HAVE_NETINET_IN_H
733 #include <netinet/in.h>
737 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
738 AC_CHECK_HEADERS(readline/readline.h, [],
739 [AC_CHECK_HEADERS(readline.h, [],
740 [AC_MSG_ERROR([readline header not found
741 If you have readline already installed, see config.log for details on the
742 failure. It is possible the compiler isn't looking in the proper directory.
743 Use --without-readline to disable readline support.])])])
744 AC_CHECK_HEADERS(readline/history.h, [],
745 [AC_CHECK_HEADERS(history.h, [],
746 [AC_MSG_ERROR([history header not found
747 If you have readline already installed, see config.log for details on the
748 failure. It is possible the compiler isn't looking in the proper directory.
749 Use --without-readline to disable readline support.])])])
752 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
753 # Some installations of libedit usurp /usr/include/readline/, which seems
754 # bad practice, since in combined installations readline will have its headers
755 # there. We might have to resort to AC_EGREP checks to make sure we found
756 # the proper header...
757 AC_CHECK_HEADERS(editline/readline.h, [],
758 [AC_CHECK_HEADERS(readline.h, [],
759 [AC_CHECK_HEADERS(readline/readline.h, [],
760 [AC_MSG_ERROR([readline header not found
761 If you have libedit already installed, see config.log for details on the
762 failure. It is possible the compiler isn't looking in the proper directory.
763 Use --without-readline to disable libedit support.])])])])
764 # Note: in a libedit installation, history.h is sometimes a dummy, and may
765 # not be there at all. Hence, don't complain if not found. We must check
766 # though, since in yet other versions it is an independent header.
767 AC_CHECK_HEADERS(editline/history.h, [],
768 [AC_CHECK_HEADERS(history.h, [],
769 [AC_CHECK_HEADERS(readline/history.h)])])
772 if test "$with_zlib" = yes; then
773 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
774 If you have zlib already installed, see config.log for details on the
775 failure. It is possible the compiler isn't looking in the proper directory.
776 Use --without-zlib to disable zlib support.])])
779 if test "$with_krb5" = yes ; then
780 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
783 if test "$with_openssl" = yes ; then
784 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
785 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
788 if test "$with_pam" = yes ; then
789 AC_CHECK_HEADERS(security/pam_appl.h, [],
790 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
791 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
794 if test "$with_ldap" = yes ; then
795 if test "$PORTNAME" != "win32"; then
796 AC_CHECK_HEADERS(ldap.h, [],
797 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
799 AC_CHECK_HEADERS(winldap.h, [],
800 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
807 if test "$with_bonjour" = yes ; then
808 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
813 ## Types, structures, compiler characteristics
816 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
822 PGAC_C_FUNCNAME_SUPPORT
825 PGAC_STRUCT_SOCKADDR_UN
826 PGAC_STRUCT_SOCKADDR_STORAGE
827 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
830 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
831 [#include <sys/param.h>
832 #include <sys/types.h>
833 #include <sys/socket.h>
834 #include <sys/ucred.h>])
836 AC_CHECK_TYPES([struct option], [], [],
837 [#ifdef HAVE_GETOPT_H
841 if test "$with_zlib" = yes; then
842 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
843 # did not). While we could work around the lack of z_streamp, it
844 # seems unwise to encourage people to use such old zlib versions...
845 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
846 Use --without-zlib to disable zlib support.])],
850 if test "$with_krb5" = yes; then
851 # Check for differences between MIT and Heimdal (KTH) releases
852 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
853 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
854 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
855 [#include <krb5.h>])],
857 AC_CHECK_MEMBERS(krb5_error.text.data, [],
858 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
859 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
860 [#include <krb5.h>])],
866 ## Functions, global variables
869 PGAC_VAR_INT_TIMEZONE
870 AC_FUNC_ACCEPT_ARGTYPES
871 PGAC_FUNC_GETTIMEOFDAY_1ARG
873 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
875 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
876 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
877 AC_CHECK_DECLS(strlcpy)
878 # This is probably only present on Darwin, but may as well check always
879 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
882 AC_CHECK_TYPE([struct sockaddr_in6],
883 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
886 [$ac_includes_default
887 #include <netinet/in.h>])
890 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
892 [#include <machine/vmparam.h>
893 #include <sys/exec.h>
895 [PS_STRINGS->ps_nargvstr = 1;
896 PS_STRINGS->ps_argvstr = "foo";],
897 [pgac_cv_var_PS_STRINGS=yes],
898 [pgac_cv_var_PS_STRINGS=no])])
899 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
900 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
904 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
905 # is missing. Yes, there are machines that have only one. We may
906 # also decide to use snprintf.c if snprintf() is present but does not
907 # have all the features we need --- see below.
909 if test "$PORTNAME" = "win32"; then
910 # Win32 gets snprintf.c built unconditionally.
912 # To properly translate all NLS languages strings, we must support the
913 # *printf() %$ format, which allows *printf() arguments to be selected
914 # by position in the translated string.
916 # libintl versions < 0.13 use the native *printf() functions, and Win32
917 # *printf() doesn't understand %$, so we must use our /port versions,
918 # which do understand %$. libintl versions >= 0.13 include their own
919 # *printf versions on Win32. The libintl 0.13 release note text is:
921 # C format strings with positions, as they arise when a translator
922 # needs to reorder a sentence, are now supported on all platforms.
923 # On those few platforms (NetBSD and Woe32) for which the native
924 # printf()/fprintf()/... functions don't support such format
925 # strings, replacements are provided through <libintl.h>.
927 # We could use libintl >= 0.13's *printf() if we were sure that we had
928 # a litint >= 0.13 at runtime, but seeing that there is no clean way
929 # to guarantee that, it is best to just use our own, so we are sure to
930 # get %$ support. In include/port.h we disable the *printf() macros
931 # that might have been defined by libintl.
933 # We do this unconditionally whether NLS is used or not so we are sure
934 # that all Win32 libraries and binaries behave the same.
935 pgac_need_repl_snprintf=yes
937 pgac_need_repl_snprintf=no
938 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
939 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
943 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
944 # include/c.h will provide declarations. Note this is a separate test
945 # from whether the functions exist in the C library --- there are
946 # systems that have the functions but don't bother to declare them :-(
948 AC_CHECK_DECLS([snprintf, vsnprintf])
951 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
952 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
957 [return isinf(glob_double) ? 0 : 1;],
958 [ac_cv_func_isinf=yes],
959 [ac_cv_func_isinf=no])])
961 if test $ac_cv_func_isinf = yes ; then
962 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
965 # Look for a way to implement a substitute for isinf()
966 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
969 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcpy strtol strtoul unsetenv])
971 # System's version of getaddrinfo(), if any, may be used only if we found
972 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
973 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
974 # versions of getaddrinfo don't follow normal C call protocol. This is OK
975 # because we want to use our own getaddrinfo.c on Windows anyway.)
976 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
977 AC_REPLACE_FUNCS([getaddrinfo])
979 AC_LIBOBJ(getaddrinfo)
982 # similarly, use system's getopt_long() only if system provides struct option.
983 if test x"$ac_cv_type_struct_option" = xyes ; then
984 AC_REPLACE_FUNCS([getopt_long])
986 AC_LIBOBJ(getopt_long)
989 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
990 # We override the previous test that said fseeko/ftello didn't exist
991 # OS tests are also done in include/c.h and port/fseeko.c
992 case $host_os in bsdi*|netbsd*)
993 ac_cv_func_fseeko=yes
997 if test "$PORTNAME" = "win32"; then
998 AC_LIBOBJ(gettimeofday)
1002 AC_LIBOBJ(win32error)
1003 AC_DEFINE([HAVE_SYMLINK], 1,
1004 [Define to 1 if you have the `symlink' function.])
1007 if test "$with_readline" = yes; then
1008 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1009 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1010 AC_CHECK_FUNCS([replace_history_entry])
1014 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
1015 AC_MSG_CHECKING(for finite)
1020 [return finite(glob_double) ? 0 : 1;],
1021 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
1022 AC_MSG_RESULT(yes)],
1023 [AC_MSG_RESULT(no)])
1025 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1026 dnl (especially on GNU libc)
1027 dnl See also comments in c.h.
1028 AC_MSG_CHECKING(for sigsetjmp)
1029 AC_TRY_LINK([#include <setjmp.h>],
1030 [sigjmp_buf x; sigsetjmp(x, 1);],
1031 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1032 AC_MSG_RESULT(yes)],
1033 [AC_MSG_RESULT(no)])
1035 AC_CHECK_FUNC(syslog,
1036 [AC_CHECK_HEADER(syslog.h,
1037 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1039 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1040 [AC_TRY_LINK([#include <unistd.h>],
1041 [extern int optreset; optreset = 1;],
1042 [pgac_cv_var_int_optreset=yes],
1043 [pgac_cv_var_int_optreset=no])])
1044 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1045 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1048 AC_CHECK_FUNCS([strtoll strtoq], [break])
1049 AC_CHECK_FUNCS([strtoull strtouq], [break])
1051 # Check for one of atexit() or on_exit()
1052 AC_CHECK_FUNCS(atexit, [],
1053 [AC_CHECK_FUNCS(on_exit, [],
1054 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1061 # For each platform, we need to know about any special compile and link
1062 # libraries, and whether the normal C function names are thread-safe.
1063 # See the comment at the top of src/port/thread.c for more information.
1065 if test "$enable_thread_safety" = yes; then
1066 ACX_PTHREAD # set thread flags
1068 # Some platforms use these, so just defineed them. They can't hurt if they
1069 # are not supported.
1070 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1073 # At this point, we don't want to muck with the compiler name for threading.
1074 # Let's see who fails, perhaps AIX. 2004-04-23
1075 if test "$PTHREAD_CC" != "$CC"; then
1077 PostgreSQL does not support platforms that require a special compiler
1078 for thread safety.])
1081 if test "$THREAD_SUPPORT" = no; then
1082 AC_MSG_ERROR([cannot enable threads on this platform
1083 This platform is known to not support thread-safe programs. For details,
1084 compile and run src/bin/pg_thread_test.])
1087 # Check for *_r functions
1090 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1091 LIBS="$LIBS $PTHREAD_LIBS"
1093 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1095 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1097 # Do test here with the proper thread flags
1098 PGAC_FUNC_GETPWUID_R_5ARG
1099 PGAC_FUNC_STRERROR_R_INT
1105 # do not use values from template file
1110 AC_SUBST(PTHREAD_CFLAGS)
1111 AC_SUBST(PTHREAD_LIBS)
1114 # We can test for libldap_r only after we know PTHREAD_LIBS
1115 if test "$with_ldap" = yes ; then
1117 if test "$PORTNAME" != "win32"; then
1118 AC_CHECK_LIB(ldap, ldap_bind, [], [AC_MSG_ERROR([library 'ldap' is required for LDAP])])
1119 LDAP_LIBS_BE="-lldap"
1120 if test "$enable_thread_safety" = yes; then
1121 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1122 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1123 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1125 LDAP_LIBS_FE="-lldap_r"
1127 LDAP_LIBS_FE="-lldap"
1130 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1131 LDAP_LIBS_FE="-lwldap32"
1132 LDAP_LIBS_BE="-lwldap32"
1136 AC_SUBST(LDAP_LIBS_FE)
1137 AC_SUBST(LDAP_LIBS_BE)
1140 # This test makes sure that run tests work at all. Sometimes a shared
1141 # library is found by the linker, but the runtime linker can't find it.
1142 # This check should come after all modifications of compiler or linker
1143 # variables, and before any other run tests.
1144 AC_MSG_CHECKING([test program])
1145 AC_TRY_RUN([int main() { return 0; }],
1146 [AC_MSG_RESULT(ok)],
1147 [AC_MSG_RESULT(failed)
1149 Could not execute a simple test program. This may be a problem
1150 related to locating shared libraries. Check the file 'config.log'
1151 for the exact reason.]])],
1152 [AC_MSG_RESULT([cross-compiling])])
1154 # --------------------
1155 # Run tests below here
1156 # --------------------
1158 # Force use of our snprintf if system's doesn't do arg control
1159 # See comment above at snprintf test for details.
1160 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1161 PGAC_FUNC_PRINTF_ARG_CONTROL
1162 if test $pgac_cv_printf_arg_control != yes ; then
1163 pgac_need_repl_snprintf=yes
1168 dnl Check to see if we have a working 64-bit integer type.
1169 dnl This breaks down into two steps:
1170 dnl (1) figure out if the compiler has a 64-bit int type with working
1171 dnl arithmetic, and if so
1172 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1173 dnl snprintf is the only library routine we really need for int8 support.)
1174 dnl It's entirely possible to have a compiler that handles a 64-bit type
1175 dnl when the C library doesn't; this is fairly likely when using gcc on
1176 dnl an older platform, for example.
1177 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1178 dnl we force our own version of snprintf() to be used instead.
1179 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1181 PGAC_TYPE_64BIT_INT([long int])
1183 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1184 PGAC_TYPE_64BIT_INT([long long int])
1188 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1190 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1192 #define INT64CONST(x) x##LL
1193 long long int foo = INT64CONST(0x1234567890123456);
1196 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1201 # If we found "long int" is 64 bits, assume snprintf handles it. If
1202 # we found we need to use "long long int", better check. We cope with
1203 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1204 # work, fall back to our own snprintf emulation (which we know uses %lld).
1206 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1207 if test $pgac_need_repl_snprintf = no; then
1208 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1209 if test "$LONG_LONG_INT_FORMAT" = ""; then
1210 # Force usage of our own snprintf, since system snprintf is broken
1211 pgac_need_repl_snprintf=yes
1212 LONG_LONG_INT_FORMAT='%lld'
1215 # Here if we previously decided we needed to use our own snprintf
1216 LONG_LONG_INT_FORMAT='%lld'
1218 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1219 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1220 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1222 # Here if we are not using 'long long int' at all
1223 INT64_FORMAT='"%ld"'
1224 UINT64_FORMAT='"%lu"'
1227 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1228 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1230 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1231 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1233 # Now we have checked all the reasons to replace snprintf
1234 if test $pgac_need_repl_snprintf = yes; then
1235 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1239 # Need a #define for the size of Datum (unsigned long)
1240 AC_CHECK_SIZEOF([unsigned long])
1242 # And one for the size of size_t (enables tweaks for > 32bit address space)
1243 AC_CHECK_SIZEOF([size_t])
1245 # Determine memory alignment requirements for the basic C data types.
1247 PGAC_CHECK_ALIGNOF(short)
1248 PGAC_CHECK_ALIGNOF(int)
1249 PGAC_CHECK_ALIGNOF(long)
1250 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1251 PGAC_CHECK_ALIGNOF(long long int)
1253 PGAC_CHECK_ALIGNOF(double)
1255 # Compute maximum alignment of any basic type.
1256 # We assume long's alignment is at least as strong as char, short, or int;
1257 # but we must check long long (if it exists) and double.
1259 MAX_ALIGNOF=$pgac_cv_alignof_long
1260 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1261 MAX_ALIGNOF=$pgac_cv_alignof_double
1263 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1264 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1266 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1269 # Some platforms predefine the types int8, int16, etc. Only check
1270 # a (hopefully) representative subset.
1271 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1273 #ifdef HAVE_SUPPORTDEFS_H
1274 #include <SupportDefs.h>
1277 # We also check for sig_atomic_t, which *should* be defined per ANSI
1278 # C, but is missing on some old platforms.
1279 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1282 if test x"$template" != x"win32"
1284 PGAC_FUNC_POSIX_SIGNALS
1285 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1287 Thread-safety requires POSIX signals, which are not supported by this
1292 if test $ac_cv_func_fseeko = yes; then
1296 # SunOS doesn't handle negative byte comparisons properly with +/- return
1300 # Select semaphore implementation type.
1301 if test "$PORTNAME" != "win32"; then
1302 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1303 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1304 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1306 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1307 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1308 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1310 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1311 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1315 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1316 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1320 # Select shared-memory implementation type.
1321 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1322 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1325 # If not set in template file, set bytes to use libc memset()
1326 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1327 MEMSET_LOOP_LIMIT=1024
1329 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1332 if test "$enable_nls" = yes ; then
1336 # Check for Tcl configuration script tclConfig.sh
1337 if test "$with_tcl" = yes; then
1338 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1339 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1340 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1341 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1342 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1343 ac_save_CPPFLAGS=$CPPFLAGS
1344 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1345 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1346 CPPFLAGS=$ac_save_CPPFLAGS
1350 # Check for DocBook and tools
1354 PGAC_CHECK_DOCBOOK(4.2)
1355 PGAC_PATH_DOCBOOK_STYLESHEETS
1356 PGAC_PATH_COLLATEINDEX
1357 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1361 # We have to run the thread test near the end so we have all our symbols
1362 # defined. Cross compiling throws a warning.
1364 if test "$enable_thread_safety_force" = yes; then
1365 if test x"$template" != x"win32"
1368 *** Skipping thread test program. --enable-thread-safety-force was used.
1369 *** Run the program in src/test/thread on the your machine and add proper
1370 *** locking function calls to your applications to guarantee thread safety.
1373 AC_MSG_WARN([*** skipping thread test on Win32])
1375 elif test "$enable_thread_safety" = yes; then
1376 if test x"$template" != x"win32"
1378 AC_MSG_CHECKING([thread safety of required library functions])
1382 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1383 LIBS="$LIBS $PTHREAD_LIBS"
1384 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1385 [AC_MSG_RESULT(yes)],
1387 AC_MSG_ERROR([thread test program failed
1388 This platform is not thread-safe. Check the file 'config.log'for the
1391 You can use the configure option --enable-thread-safety-force to force
1392 threads to be enabled. But you must then run the program in
1393 src/test/thread and add locking function calls to your applications to
1394 guarantee thread safety.])],
1395 [AC_MSG_RESULT(maybe)
1397 *** Skipping thread test program because of cross-compile build.
1398 *** Run the program in src/test/thread on the target machine.
1403 AC_MSG_WARN([*** skipping thread test on Win32])
1407 # prepare build tree if outside source tree
1408 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1409 # Note 2: /bin/pwd might be better than shell's built-in at getting
1410 # a symlink-free name.
1411 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1415 if test "$no_create" != yes; then
1416 _AS_ECHO_N([preparing build tree... ])
1417 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1418 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1419 || AC_MSG_ERROR(failed)
1423 AC_SUBST(vpath_build)
1426 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1429 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1430 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1431 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1432 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1433 src/include/pg_config_os.h:src/include/port/${template}.h
1434 src/Makefile.port:src/makefiles/Makefile.${template}
1437 if test "$PORTNAME" = "win32"; then
1438 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1439 # Links sometimes fail undetected on Mingw -
1440 # so here we detect it and warn the user
1441 for FILE in $CONFIG_LINKS
1443 # test -e works for symlinks in the MinGW console
1444 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1449 AC_CONFIG_HEADERS([src/include/pg_config.h],
1451 # Update timestamp for pg_config.h (see Makefile.global)
1452 echo >src/include/stamp-h
1455 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1459 # Warn about unknown options