1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.515 2007/06/04 21:55:43 adunstan 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], [8.3devel], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright (c) 1996-2007, 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)
209 # --enable-profiling enables gcc profiling
211 PGAC_ARG_BOOL(enable, profiling, no,
212 [ --enable-profiling build with profiling enabled ])
213 AC_SUBST(enable_profiling)
218 PGAC_ARG_BOOL(enable, dtrace, no,
219 [ --enable-dtrace build with DTrace support],
220 [AC_DEFINE([ENABLE_DTRACE], 1,
221 [Define to 1 to enable DTrace support. (--enable-dtrace)])
222 AC_CHECK_PROGS(DTRACE, dtrace)
223 if test -z "$DTRACE"; then
224 AC_MSG_ERROR([dtrace not found])
226 AC_SUBST(DTRACEFLAGS)])
227 AC_SUBST(enable_dtrace)
233 # For historical reasons you can also use --with-CC to specify the C compiler
234 # to use, although the standard way to do this is to set the CC environment
236 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
239 aix) pgac_cc_list="gcc xlc";;
240 irix) pgac_cc_list="cc";; # no gcc
241 *) pgac_cc_list="gcc cc";;
244 AC_PROG_CC([$pgac_cc_list])
251 . "$srcdir/src/template/$template" || exit
253 # CFLAGS are selected so:
254 # If the user specifies something in the environment, that is used.
255 # else: If the template file set something, that is used.
256 # else: If the compiler is GCC, then we use -O2.
257 # else: If the compiler is something else, then we use -0.
259 if test "$ac_env_CFLAGS_set" = set; then
260 CFLAGS=$ac_env_CFLAGS_value
261 elif test "${CFLAGS+set}" = set; then
262 : # (keep what template set)
263 elif test "$GCC" = yes; then
266 # if the user selected debug mode, don't use -O
267 if test "$enable_debug" != yes; then
272 # Some versions of GCC support some additional useful warning flags.
273 # Check whether they are supported, and add them to CFLAGS if so.
275 if test "$GCC" = yes; then
277 # ICC pretends to be GCC but it's lying; it doesn't support these options.
278 # So we have to check if "GCC" is really ICC.
279 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
281 @%:@endif], [ICC=[yes]], [ICC=[no]])
283 if test "$ICC" = no; then
284 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
286 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
287 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
289 # Intel compiler has a bug/misoptimization in checking for
290 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the
292 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
295 # Disable strict-aliasing rules; needed for gcc 3.3+
296 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
297 elif test x"${CC}" = x"xlc"; then
298 # AIX xlc has to have strict aliasing turned off too
299 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
302 # supply -g if --enable-debug
303 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
307 # enable profiling if --enable-profiling
308 if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
309 if test "$GCC" = yes; then
310 AC_DEFINE([PROFILE_PID_DIR], 1,
311 [Define to 1 to enable profiling. (--enable-profiling)])
314 AC_MSG_ERROR([--enable-profiling is supported only when using GCC])
318 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
320 # We already have this in Makefile.win32, but configure needs it too
321 if test "$PORTNAME" = "win32"; then
322 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
325 # Check if the compiler still works with the template settings
326 AC_MSG_CHECKING([whether the C compiler still works])
327 AC_TRY_LINK([], [return 0;],
328 [AC_MSG_RESULT(yes)],
330 AC_MSG_ERROR([cannot proceed])])
332 # Defend against gcc -ffast-math
333 if test "$GCC" = yes; then
334 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
336 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
342 # Create compiler version string
343 if test x"$GCC" = x"yes" ; then
344 cc_string="GCC `${CC} --version | sed q`"
348 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
349 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
350 [A string containing the version number, platform, and C compiler])
354 # Set up TAS assembly code if needed; the template file has now had its
355 # chance to request this.
357 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
359 if test "$need_tas" = yes ; then
368 # Automatic dependency tracking
370 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
376 # Enable assert checks
378 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
379 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
380 [Define to 1 to build with assertion checks. (--enable-cassert)])])
384 # Include directories
387 IFS="${IFS}${PATH_SEPARATOR}"
388 # SRCH_INC comes from the template file
389 for dir in $with_includes $SRCH_INC; do
390 if test -d "$dir"; then
391 INCLUDES="$INCLUDES -I$dir"
393 AC_MSG_WARN([*** Include directory $dir does not exist.])
401 # Library directories
404 IFS="${IFS}${PATH_SEPARATOR}"
405 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
406 for dir in $LIBRARY_DIRS $SRCH_LIB; do
407 if test -d "$dir"; then
408 LIBDIRS="$LIBDIRS -L$dir"
410 AC_MSG_WARN([*** Library directory $dir does not exist.])
416 # Enable thread-safe client libraries
418 AC_MSG_CHECKING([allow thread-safe client libraries])
419 if test "$PORTNAME" != "win32"; then
420 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
422 # Win32 should always use threads
423 PGAC_ARG_BOOL(enable, thread-safety, yes, [ --enable-thread-safety make client libraries thread-safe])
426 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety despite thread test failure])
427 if test "$enable_thread_safety" = yes -o \
428 "$enable_thread_safety_force" = yes; then
429 enable_thread_safety="yes" # for 'force'
430 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
431 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
433 AC_MSG_RESULT([$enable_thread_safety])
434 AC_SUBST(enable_thread_safety)
437 # Optionally build Tcl modules (PL/Tcl)
439 AC_MSG_CHECKING([whether to build with Tcl])
440 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
441 AC_MSG_RESULT([$with_tcl])
444 # We see if the path to the Tcl/Tk configuration scripts is specified.
445 # This will override the use of tclsh to find the paths to search.
447 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
450 # Optionally build Perl modules (PL/Perl)
452 AC_MSG_CHECKING([whether to build Perl modules])
453 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
454 AC_MSG_RESULT([$with_perl])
458 # Optionally build Python modules (PL/Python)
460 AC_MSG_CHECKING([whether to build Python modules])
461 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
462 AC_MSG_RESULT([$with_python])
463 AC_SUBST(with_python)
468 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
469 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
471 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
472 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
474 AC_MSG_RESULT([$with_krb5])
482 # Kerberos configuration parameters
484 PGAC_ARG_REQ(with, krb-srvnam,
485 [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
487 [with_krb_srvnam="postgres"])
488 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
489 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
495 AC_MSG_CHECKING([whether to build with PAM support])
496 PGAC_ARG_BOOL(with, pam, no,
497 [ --with-pam build with PAM support],
498 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
499 AC_MSG_RESULT([$with_pam])
506 AC_MSG_CHECKING([whether to build with LDAP support])
507 PGAC_ARG_BOOL(with, ldap, no,
508 [ --with-ldap build with LDAP support],
509 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
510 AC_MSG_RESULT([$with_ldap])
517 AC_MSG_CHECKING([whether to build with Bonjour support])
518 PGAC_ARG_BOOL(with, bonjour, no,
519 [ --with-bonjour build with Bonjour support],
520 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
521 AC_MSG_RESULT([$with_bonjour])
522 AC_SUBST(with_bonjour)
528 AC_MSG_CHECKING([whether to build with OpenSSL support])
529 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
530 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
531 AC_MSG_RESULT([$with_openssl])
532 AC_SUBST(with_openssl)
538 PGAC_ARG_BOOL(with, readline, yes,
539 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
540 # readline on MinGW has problems with backslashes in psql and other bugs.
541 # This is particularly a problem with non-US code pages.
542 # Therefore disable its use until we understand the cause. 2004-07-20
543 if test "$PORTNAME" = "win32"; then
544 if test "$with_readline" = yes; then
545 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
554 PGAC_ARG_BOOL(with, libedit-preferred, no,
555 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
561 PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid build with OSSP UUID library for UUID generation])
562 AC_SUBST(with_ossp_uuid)
568 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
569 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
571 if test "$with_libxml" = yes ; then
572 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
573 if test -n "$XML2_CONFIG"; then
574 for pgac_option in `$XML2_CONFIG --cflags`; do
576 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
579 for pgac_option in `$XML2_CONFIG --libs`; do
581 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
587 AC_SUBST(with_libxml)
592 PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt build with XSLT support],
593 [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to build with XSLT support. (--with-libxslt)])])
596 AC_SUBST(with_libxslt)
601 PGAC_ARG_BOOL(with, zlib, yes,
602 [ --without-zlib do not use Zlib])
609 # Assume system is ELF if it predefines __ELF__ as 1,
610 # otherwise believe host_os based default.
612 freebsd1*|freebsd2*) elf=no;;
613 freebsd3*|freebsd4*) elf=yes;;
622 [if test "X$elf" = "Xyes" ; then
633 CPPFLAGS="$CPPFLAGS $INCLUDES"
634 LDFLAGS="$LDFLAGS $LIBDIRS"
636 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
637 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
639 AC_ARG_VAR(LDFLAGS_SL)
646 AC_SUBST(with_gnu_ld)
647 case $host_os in sysv5*)
648 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
650 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
651 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
652 LDFLAGS=$pgac_save_LDFLAGS
654 ld_R_works=$pgac_cv_prog_ld_R
658 AC_PATH_PROG(TAR, tar)
661 if test -z "$YACC"; then
662 AC_CHECK_PROGS(YACC, ['bison -y'])
664 if test "$YACC"; then
665 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
667 *** The installed version of Bison is too old to use with PostgreSQL.
668 *** Bison version 1.875 or later is required.])
673 if test -z "$YACC"; then
675 *** Without Bison you will not be able to build PostgreSQL from CVS nor
676 *** change any of the parser definition files. You can obtain Bison from
677 *** a GNU mirror site. (If you are using the official distribution of
678 *** PostgreSQL then you do not need to worry about this, because the Bison
679 *** output is pre-generated.) To use a different yacc program (possible,
680 *** but not recommended), set the environment variable YACC before running
687 if test "$with_perl" = yes; then
688 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
689 PGAC_CHECK_PERL_EMBED_LDFLAGS
692 if test "$with_python" = yes; then
694 PGAC_CHECK_PYTHON_EMBED_SETUP
697 # Supply a numeric version string for use by 3rd party add-ons
698 # awk -F is a regex on some platforms, and not on others, so make "." a tab
699 PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
701 $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
702 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
707 ## Most libraries are included only if they demonstrably provide a function
708 ## we need, but libm is an exception: always include it, because there are
709 ## too many compilers that play cute optimization games that will break
710 ## probes for standard functions such as pow().
713 AC_CHECK_LIB(m, main)
714 AC_SEARCH_LIBS(setproctitle, util)
715 AC_SEARCH_LIBS(dlopen, dl)
716 AC_SEARCH_LIBS(socket, [socket wsock32])
717 AC_SEARCH_LIBS(shl_load, dld)
718 # We only use libld in port/dynloader/aix.c
721 AC_SEARCH_LIBS(ldopen, ld)
724 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
725 AC_SEARCH_LIBS(crypt, crypt)
727 AC_SEARCH_LIBS(fdatasync, [rt posix4])
729 AC_SEARCH_LIBS(shmget, cygipc)
731 if test "$with_readline" = yes; then
733 if test x"$pgac_cv_check_readline" = x"no"; then
734 AC_MSG_ERROR([readline library not found
735 If you have readline already installed, see config.log for details on the
736 failure. It is possible the compiler isn't looking in the proper directory.
737 Use --without-readline to disable readline support.])
741 if test "$with_zlib" = yes; then
742 AC_CHECK_LIB(z, inflate, [],
743 [AC_MSG_ERROR([zlib library not found
744 If you have zlib already installed, see config.log for details on the
745 failure. It is possible the compiler isn't looking in the proper directory.
746 Use --without-zlib to disable zlib support.])])
749 if test "$enable_spinlocks" = yes; then
750 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
753 *** Not using spinlocks will cause poor performance.])
756 if test "$with_krb5" = yes ; then
757 if test "$PORTNAME" != "win32"; then
758 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
759 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
760 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
761 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
763 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
764 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
768 if test "$with_openssl" = yes ; then
770 if test "$PORTNAME" != "win32"; then
771 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
772 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
774 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
775 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
779 if test "$with_pam" = yes ; then
780 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
783 if test "$with_libxml" = yes ; then
784 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
787 if test "$with_libxslt" = yes ; then
788 AC_CHECK_LIB(xslt, xsltLibxmlVersion, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
796 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
797 AC_CHECK_HEADERS([crypt.h dld.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/tas.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
799 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
800 # netinet/in.h is included first.
801 AC_CHECK_HEADERS(netinet/in.h)
802 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
804 #ifdef HAVE_NETINET_IN_H
805 #include <netinet/in.h>
809 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
810 AC_CHECK_HEADERS(readline/readline.h, [],
811 [AC_CHECK_HEADERS(readline.h, [],
812 [AC_MSG_ERROR([readline header not found
813 If you have readline already installed, see config.log for details on the
814 failure. It is possible the compiler isn't looking in the proper directory.
815 Use --without-readline to disable readline support.])])])
816 AC_CHECK_HEADERS(readline/history.h, [],
817 [AC_CHECK_HEADERS(history.h, [],
818 [AC_MSG_ERROR([history header not found
819 If you have readline already installed, see config.log for details on the
820 failure. It is possible the compiler isn't looking in the proper directory.
821 Use --without-readline to disable readline support.])])])
824 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
825 # Some installations of libedit usurp /usr/include/readline/, which seems
826 # bad practice, since in combined installations readline will have its headers
827 # there. We might have to resort to AC_EGREP checks to make sure we found
828 # the proper header...
829 AC_CHECK_HEADERS(editline/readline.h, [],
830 [AC_CHECK_HEADERS(readline.h, [],
831 [AC_CHECK_HEADERS(readline/readline.h, [],
832 [AC_MSG_ERROR([readline header not found
833 If you have libedit already installed, see config.log for details on the
834 failure. It is possible the compiler isn't looking in the proper directory.
835 Use --without-readline to disable libedit support.])])])])
836 # Note: in a libedit installation, history.h is sometimes a dummy, and may
837 # not be there at all. Hence, don't complain if not found. We must check
838 # though, since in yet other versions it is an independent header.
839 AC_CHECK_HEADERS(editline/history.h, [],
840 [AC_CHECK_HEADERS(history.h, [],
841 [AC_CHECK_HEADERS(readline/history.h)])])
844 if test "$with_zlib" = yes; then
845 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
846 If you have zlib already installed, see config.log for details on the
847 failure. It is possible the compiler isn't looking in the proper directory.
848 Use --without-zlib to disable zlib support.])])
851 if test "$with_krb5" = yes ; then
852 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
855 if test "$with_openssl" = yes ; then
856 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
857 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
860 if test "$with_pam" = yes ; then
861 AC_CHECK_HEADERS(security/pam_appl.h, [],
862 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
863 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
866 if test "$with_libxml" = yes ; then
867 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
870 if test "$with_libxslt" = yes ; then
871 AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
874 if test "$with_ldap" = yes ; then
875 if test "$PORTNAME" != "win32"; then
876 AC_CHECK_HEADERS(ldap.h, [],
877 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
879 AC_CHECK_HEADERS(winldap.h, [],
880 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
887 if test "$with_bonjour" = yes ; then
888 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
893 ## Types, structures, compiler characteristics
896 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
903 PGAC_C_FUNCNAME_SUPPORT
906 PGAC_STRUCT_SOCKADDR_UN
907 PGAC_STRUCT_SOCKADDR_STORAGE
908 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
911 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
912 [#include <sys/param.h>
913 #include <sys/types.h>
914 #include <sys/socket.h>
915 #include <sys/ucred.h>])
917 AC_CHECK_TYPES([struct option], [], [],
918 [#ifdef HAVE_GETOPT_H
922 if test "$with_zlib" = yes; then
923 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
924 # did not). While we could work around the lack of z_streamp, it
925 # seems unwise to encourage people to use such old zlib versions...
926 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
927 Use --without-zlib to disable zlib support.])],
931 if test "$with_krb5" = yes; then
932 # Check for differences between MIT and Heimdal (KTH) releases
933 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
934 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
935 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
936 [#include <krb5.h>])],
938 AC_CHECK_MEMBERS(krb5_error.text.data, [],
939 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
940 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
941 [#include <krb5.h>])],
947 ## Functions, global variables
950 PGAC_VAR_INT_TIMEZONE
951 AC_FUNC_ACCEPT_ARGTYPES
952 PGAC_FUNC_GETTIMEOFDAY_1ARG
954 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
956 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
957 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
958 AC_CHECK_DECLS([strlcat, strlcpy])
959 # This is probably only present on Darwin, but may as well check always
960 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
963 AC_CHECK_TYPE([struct sockaddr_in6],
964 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
967 [$ac_includes_default
968 #include <netinet/in.h>])
971 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
973 [#include <machine/vmparam.h>
974 #include <sys/exec.h>
976 [PS_STRINGS->ps_nargvstr = 1;
977 PS_STRINGS->ps_argvstr = "foo";],
978 [pgac_cv_var_PS_STRINGS=yes],
979 [pgac_cv_var_PS_STRINGS=no])])
980 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
981 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
985 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
986 # is missing. Yes, there are machines that have only one. We may
987 # also decide to use snprintf.c if snprintf() is present but does not
988 # have all the features we need --- see below.
990 if test "$PORTNAME" = "win32"; then
991 # Win32 gets snprintf.c built unconditionally.
993 # To properly translate all NLS languages strings, we must support the
994 # *printf() %$ format, which allows *printf() arguments to be selected
995 # by position in the translated string.
997 # libintl versions < 0.13 use the native *printf() functions, and Win32
998 # *printf() doesn't understand %$, so we must use our /port versions,
999 # which do understand %$. libintl versions >= 0.13 include their own
1000 # *printf versions on Win32. The libintl 0.13 release note text is:
1002 # C format strings with positions, as they arise when a translator
1003 # needs to reorder a sentence, are now supported on all platforms.
1004 # On those few platforms (NetBSD and Woe32) for which the native
1005 # printf()/fprintf()/... functions don't support such format
1006 # strings, replacements are provided through <libintl.h>.
1008 # We could use libintl >= 0.13's *printf() if we were sure that we had
1009 # a litint >= 0.13 at runtime, but seeing that there is no clean way
1010 # to guarantee that, it is best to just use our own, so we are sure to
1011 # get %$ support. In include/port.h we disable the *printf() macros
1012 # that might have been defined by libintl.
1014 # We do this unconditionally whether NLS is used or not so we are sure
1015 # that all Win32 libraries and binaries behave the same.
1016 pgac_need_repl_snprintf=yes
1018 pgac_need_repl_snprintf=no
1019 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
1020 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
1024 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
1025 # include/c.h will provide declarations. Note this is a separate test
1026 # from whether the functions exist in the C library --- there are
1027 # systems that have the functions but don't bother to declare them :-(
1029 AC_CHECK_DECLS([snprintf, vsnprintf])
1032 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1033 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1038 [return isinf(glob_double) ? 0 : 1;],
1039 [ac_cv_func_isinf=yes],
1040 [ac_cv_func_isinf=no])])
1042 if test $ac_cv_func_isinf = yes ; then
1043 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1046 # Look for a way to implement a substitute for isinf()
1047 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1050 # Some versions of libedit contain strlcpy(); so disregard that library while
1051 # checking for these standard libc functions.
1052 pgac_save_LIBS="$LIBS"
1053 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1055 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1057 LIBS="$pgac_save_LIBS"
1059 # System's version of getaddrinfo(), if any, may be used only if we found
1060 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1061 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1062 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1063 # because we want to use our own getaddrinfo.c on Windows anyway.)
1064 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1065 AC_REPLACE_FUNCS([getaddrinfo])
1067 AC_LIBOBJ(getaddrinfo)
1070 # similarly, use system's getopt_long() only if system provides struct option.
1071 if test x"$ac_cv_type_struct_option" = xyes ; then
1072 AC_REPLACE_FUNCS([getopt_long])
1074 AC_LIBOBJ(getopt_long)
1077 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1078 # We override the previous test that said fseeko/ftello didn't exist
1079 # OS tests are also done in include/c.h and port/fseeko.c
1080 case $host_os in bsdi*|netbsd*)
1081 ac_cv_func_fseeko=yes
1085 if test "$PORTNAME" = "win32"; then
1086 AC_LIBOBJ(gettimeofday)
1090 AC_LIBOBJ(win32error)
1091 AC_DEFINE([HAVE_SYMLINK], 1,
1092 [Define to 1 if you have the `symlink' function.])
1095 if test "$with_readline" = yes; then
1096 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1097 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1098 AC_CHECK_FUNCS([replace_history_entry])
1102 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1103 dnl (especially on GNU libc)
1104 dnl See also comments in c.h.
1105 AC_MSG_CHECKING(for sigsetjmp)
1106 AC_TRY_LINK([#include <setjmp.h>],
1107 [sigjmp_buf x; sigsetjmp(x, 1);],
1108 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1109 AC_MSG_RESULT(yes)],
1110 [AC_MSG_RESULT(no)])
1114 AC_CHECK_FUNC(syslog,
1115 [AC_CHECK_HEADER(syslog.h,
1116 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1118 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1119 [AC_TRY_LINK([#include <unistd.h>],
1120 [extern int optreset; optreset = 1;],
1121 [pgac_cv_var_int_optreset=yes],
1122 [pgac_cv_var_int_optreset=no])])
1123 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1124 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1127 AC_CHECK_FUNCS([strtoll strtoq], [break])
1128 AC_CHECK_FUNCS([strtoull strtouq], [break])
1130 # Check for one of atexit() or on_exit()
1131 AC_CHECK_FUNCS(atexit, [],
1132 [AC_CHECK_FUNCS(on_exit, [],
1133 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1140 # For each platform, we need to know about any special compile and link
1141 # libraries, and whether the normal C function names are thread-safe.
1142 # See the comment at the top of src/port/thread.c for more information.
1143 # WIN32 doesn't need the pthread tests; it always uses threads
1144 if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1145 ACX_PTHREAD # set thread flags
1147 # Some platforms use these, so just defineed them. They can't hurt if they
1148 # are not supported.
1149 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1152 # At this point, we don't want to muck with the compiler name for threading.
1153 # Let's see who fails, perhaps AIX. 2004-04-23
1154 if test "$PTHREAD_CC" != "$CC"; then
1156 PostgreSQL does not support platforms that require a special compiler
1157 for thread safety.])
1160 if test "$THREAD_SUPPORT" = no; then
1161 AC_MSG_ERROR([cannot enable threads on this platform
1162 This platform is known to not support thread-safe programs. For details,
1163 compile and run src/bin/pg_thread_test.])
1166 # Check for *_r functions
1169 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1170 LIBS="$LIBS $PTHREAD_LIBS"
1172 if test "$PORTNAME" != "win32"; then
1173 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1176 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1178 # Do test here with the proper thread flags
1179 PGAC_FUNC_GETPWUID_R_5ARG
1180 PGAC_FUNC_STRERROR_R_INT
1186 # do not use values from template file
1191 AC_SUBST(PTHREAD_CFLAGS)
1192 AC_SUBST(PTHREAD_LIBS)
1195 # We can test for libldap_r only after we know PTHREAD_LIBS
1196 if test "$with_ldap" = yes ; then
1198 if test "$PORTNAME" != "win32"; then
1199 AC_CHECK_LIB(ldap, ldap_bind, [],
1200 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1202 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1203 if test "$enable_thread_safety" = yes; then
1204 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1205 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1206 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1207 [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1208 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1210 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1213 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1214 LDAP_LIBS_FE="-lwldap32"
1215 LDAP_LIBS_BE="-lwldap32"
1219 AC_SUBST(LDAP_LIBS_FE)
1220 AC_SUBST(LDAP_LIBS_BE)
1223 # This test makes sure that run tests work at all. Sometimes a shared
1224 # library is found by the linker, but the runtime linker can't find it.
1225 # This check should come after all modifications of compiler or linker
1226 # variables, and before any other run tests.
1227 AC_MSG_CHECKING([test program])
1228 AC_TRY_RUN([int main() { return 0; }],
1229 [AC_MSG_RESULT(ok)],
1230 [AC_MSG_RESULT(failed)
1232 Could not execute a simple test program. This may be a problem
1233 related to locating shared libraries. Check the file 'config.log'
1234 for the exact reason.]])],
1235 [AC_MSG_RESULT([cross-compiling])])
1237 # --------------------
1238 # Run tests below here
1239 # --------------------
1241 # Force use of our snprintf if system's doesn't do arg control
1242 # See comment above at snprintf test for details.
1243 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1244 PGAC_FUNC_PRINTF_ARG_CONTROL
1245 if test $pgac_cv_printf_arg_control != yes ; then
1246 pgac_need_repl_snprintf=yes
1251 dnl Check to see if we have a working 64-bit integer type.
1252 dnl This breaks down into two steps:
1253 dnl (1) figure out if the compiler has a 64-bit int type with working
1254 dnl arithmetic, and if so
1255 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1256 dnl snprintf is the only library routine we really need for int8 support.)
1257 dnl It's entirely possible to have a compiler that handles a 64-bit type
1258 dnl when the C library doesn't; this is fairly likely when using gcc on
1259 dnl an older platform, for example.
1260 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1261 dnl we force our own version of snprintf() to be used instead.
1262 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1264 PGAC_TYPE_64BIT_INT([long int])
1266 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1267 PGAC_TYPE_64BIT_INT([long long int])
1271 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1273 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1275 #define INT64CONST(x) x##LL
1276 long long int foo = INT64CONST(0x1234567890123456);
1279 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1284 # If we found "long int" is 64 bits, assume snprintf handles it. If
1285 # we found we need to use "long long int", better check. We cope with
1286 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1287 # work, fall back to our own snprintf emulation (which we know uses %lld).
1289 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1290 if test $pgac_need_repl_snprintf = no; then
1291 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1292 if test "$LONG_LONG_INT_FORMAT" = ""; then
1293 # Force usage of our own snprintf, since system snprintf is broken
1294 pgac_need_repl_snprintf=yes
1295 LONG_LONG_INT_FORMAT='%lld'
1298 # Here if we previously decided we needed to use our own snprintf
1299 LONG_LONG_INT_FORMAT='%lld'
1301 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1302 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1303 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1305 # Here if we are not using 'long long int' at all
1306 INT64_FORMAT='"%ld"'
1307 UINT64_FORMAT='"%lu"'
1310 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1311 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1313 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1314 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1316 # Now we have checked all the reasons to replace snprintf
1317 if test $pgac_need_repl_snprintf = yes; then
1318 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1322 # Need a #define for the size of Datum (unsigned long)
1323 AC_CHECK_SIZEOF([unsigned long])
1325 # And one for the size of size_t (enables tweaks for > 32bit address space)
1326 AC_CHECK_SIZEOF([size_t])
1328 # Determine memory alignment requirements for the basic C data types.
1330 PGAC_CHECK_ALIGNOF(short)
1331 PGAC_CHECK_ALIGNOF(int)
1332 PGAC_CHECK_ALIGNOF(long)
1333 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1334 PGAC_CHECK_ALIGNOF(long long int)
1336 PGAC_CHECK_ALIGNOF(double)
1338 # Compute maximum alignment of any basic type.
1339 # We assume long's alignment is at least as strong as char, short, or int;
1340 # but we must check long long (if it exists) and double.
1342 MAX_ALIGNOF=$pgac_cv_alignof_long
1343 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1344 MAX_ALIGNOF=$pgac_cv_alignof_double
1346 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1347 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1349 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1352 # Some platforms predefine the types int8, int16, etc. Only check
1353 # a (hopefully) representative subset.
1354 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1356 #ifdef HAVE_SUPPORTDEFS_H
1357 #include <SupportDefs.h>
1360 # We also check for sig_atomic_t, which *should* be defined per ANSI
1361 # C, but is missing on some old platforms.
1362 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1365 if test "$PORTNAME" != "win32"
1367 PGAC_FUNC_POSIX_SIGNALS
1368 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1370 Thread-safety requires POSIX signals, which are not supported by this
1375 if test $ac_cv_func_fseeko = yes; then
1379 # SunOS doesn't handle negative byte comparisons properly with +/- return
1383 # Select semaphore implementation type.
1384 if test "$PORTNAME" != "win32"; then
1385 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1386 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1387 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1389 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1390 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1391 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1393 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1394 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1398 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1399 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1403 # Select shared-memory implementation type.
1404 if test "$PORTNAME" != "win32"; then
1405 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1406 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1408 AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
1409 SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
1412 # If not set in template file, set bytes to use libc memset()
1413 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1414 MEMSET_LOOP_LIMIT=1024
1416 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1419 if test "$enable_nls" = yes ; then
1423 # Check for Tcl configuration script tclConfig.sh
1424 if test "$with_tcl" = yes; then
1425 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1426 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1427 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1428 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1429 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1430 ac_save_CPPFLAGS=$CPPFLAGS
1431 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1432 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1433 CPPFLAGS=$ac_save_CPPFLAGS
1437 # Check for DocBook and tools
1441 PGAC_CHECK_DOCBOOK(4.2)
1442 PGAC_PATH_DOCBOOK_STYLESHEETS
1443 PGAC_PATH_COLLATEINDEX
1444 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1448 # We have to run the thread test near the end so we have all our symbols
1449 # defined. Cross compiling throws a warning.
1451 if test "$enable_thread_safety_force" = yes; then
1452 if test "$PORTNAME" != "win32"
1455 *** Skipping thread test program. --enable-thread-safety-force was used.
1456 *** Run the program in src/test/thread on the your machine and add proper
1457 *** locking function calls to your applications to guarantee thread safety.
1460 AC_MSG_WARN([*** skipping thread test on Win32])
1462 elif test "$enable_thread_safety" = yes; then
1463 if test "$PORTNAME" != "win32"
1465 AC_MSG_CHECKING([thread safety of required library functions])
1469 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1470 LIBS="$LIBS $PTHREAD_LIBS"
1471 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1472 [AC_MSG_RESULT(yes)],
1474 AC_MSG_ERROR([thread test program failed
1475 This platform is not thread-safe. Check the file 'config.log'for the
1478 You can use the configure option --enable-thread-safety-force to force
1479 threads to be enabled. But you must then run the program in
1480 src/test/thread and add locking function calls to your applications to
1481 guarantee thread safety.])],
1482 [AC_MSG_RESULT(maybe)
1484 *** Skipping thread test program because of cross-compile build.
1485 *** Run the program in src/test/thread on the target machine.
1490 AC_MSG_WARN([*** skipping thread test on Win32])
1494 # prepare build tree if outside source tree
1495 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1496 # Note 2: /bin/pwd might be better than shell's built-in at getting
1497 # a symlink-free name.
1498 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1502 if test "$no_create" != yes; then
1503 _AS_ECHO_N([preparing build tree... ])
1504 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1505 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1506 || AC_MSG_ERROR(failed)
1510 AC_SUBST(vpath_build)
1513 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1516 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1517 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1518 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1519 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1520 src/include/pg_config_os.h:src/include/port/${template}.h
1521 src/Makefile.port:src/makefiles/Makefile.${template}
1524 if test "$PORTNAME" = "win32"; then
1525 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1526 # Links sometimes fail undetected on Mingw -
1527 # so here we detect it and warn the user
1528 for FILE in $CONFIG_LINKS
1530 # test -e works for symlinks in the MinGW console
1531 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1536 AC_CONFIG_HEADERS([src/include/pg_config.h],
1538 # Update timestamp for pg_config.h (see Makefile.global)
1539 echo >src/include/stamp-h
1542 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1546 # Warn about unknown options