1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.528 2007/10/02 00:25:20 tgl 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([$pgac_cc_list])
246 # Check if it's Intel's compiler, which (usually) pretends to be gcc,
247 # but has idiosyncrasies of its own. We assume icc will define
248 # __INTEL_COMPILER regardless of CFLAGS.
249 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
251 @%:@endif], [ICC=[yes]], [ICC=[no]])
258 . "$srcdir/src/template/$template" || exit
260 # CFLAGS are selected so:
261 # If the user specifies something in the environment, that is used.
262 # else: If the template file set something, that is used.
263 # else: If the compiler is GCC, then we use -O2.
264 # else: If the compiler is something else, then we use -0.
266 if test "$ac_env_CFLAGS_set" = set; then
267 CFLAGS=$ac_env_CFLAGS_value
268 elif test "${CFLAGS+set}" = set; then
269 : # (keep what template set)
270 elif test "$GCC" = yes; then
273 # if the user selected debug mode, don't use -O
274 if test "$enable_debug" != yes; then
279 # Some versions of GCC support some additional useful warning flags.
280 # Check whether they are supported, and add them to CFLAGS if so.
281 # ICC pretends to be GCC but it's lying; it doesn't support these options.
283 if test "$GCC" = yes -a "$ICC" = no; then
284 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
285 # These work in some but not all gcc versions
286 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
287 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
288 # Disable strict-aliasing rules; needed for gcc 3.3+
289 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
290 elif test "$ICC" = yes; then
291 # Intel's compiler has a bug/misoptimization in checking for
292 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the CFLAGS.
293 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
294 # Make sure strict aliasing is off (though this is said to be the default)
295 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
296 elif test x"${CC}" = x"xlc"; then
297 # AIX xlc has to have strict aliasing turned off too
298 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
301 # supply -g if --enable-debug
302 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
306 # enable profiling if --enable-profiling
307 if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
308 if test "$GCC" = yes; then
309 AC_DEFINE([PROFILE_PID_DIR], 1,
310 [Define to 1 to allow profiling output to be saved separately for each process.])
311 CFLAGS="$CFLAGS -pg $PLATFORM_PROFILE_FLAGS"
313 AC_MSG_ERROR([--enable-profiling is supported only when using GCC])
317 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
319 # We already have this in Makefile.win32, but configure needs it too
320 if test "$PORTNAME" = "win32"; then
321 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
324 # Check if the compiler still works with the template settings
325 AC_MSG_CHECKING([whether the C compiler still works])
326 AC_TRY_LINK([], [return 0;],
327 [AC_MSG_RESULT(yes)],
329 AC_MSG_ERROR([cannot proceed])])
331 # Defend against gcc -ffast-math
332 if test "$GCC" = yes; then
333 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
335 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
341 # Create compiler version string
342 if test x"$GCC" = x"yes" ; then
343 cc_string="GCC `${CC} --version | sed q`"
347 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
348 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
349 [A string containing the version number, platform, and C compiler])
353 # Set up TAS assembly code if needed; the template file has now had its
354 # chance to request this.
356 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
358 if test "$need_tas" = yes ; then
367 # Automatic dependency tracking
369 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
375 # Enable assert checks
377 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
378 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
379 [Define to 1 to build with assertion checks. (--enable-cassert)])])
383 # Include directories
386 IFS="${IFS}${PATH_SEPARATOR}"
387 # SRCH_INC comes from the template file
388 for dir in $with_includes $SRCH_INC; do
389 if test -d "$dir"; then
390 INCLUDES="$INCLUDES -I$dir"
392 AC_MSG_WARN([*** Include directory $dir does not exist.])
400 # Library directories
403 IFS="${IFS}${PATH_SEPARATOR}"
404 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
405 for dir in $LIBRARY_DIRS $SRCH_LIB; do
406 if test -d "$dir"; then
407 LIBDIRS="$LIBDIRS -L$dir"
409 AC_MSG_WARN([*** Library directory $dir does not exist.])
415 # Enable thread-safe client libraries
417 AC_MSG_CHECKING([allow thread-safe client libraries])
418 if test "$PORTNAME" != "win32"; then
419 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
421 # Win32 should always use threads
422 PGAC_ARG_BOOL(enable, thread-safety, yes, [ --enable-thread-safety make client libraries thread-safe])
425 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety despite thread test failure])
426 if test "$enable_thread_safety" = yes -o \
427 "$enable_thread_safety_force" = yes; then
428 enable_thread_safety="yes" # for 'force'
429 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
430 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
432 AC_MSG_RESULT([$enable_thread_safety])
433 AC_SUBST(enable_thread_safety)
436 # Optionally build Tcl modules (PL/Tcl)
438 AC_MSG_CHECKING([whether to build with Tcl])
439 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
440 AC_MSG_RESULT([$with_tcl])
443 # We see if the path to the Tcl/Tk configuration scripts is specified.
444 # This will override the use of tclsh to find the paths to search.
446 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
449 # Optionally build Perl modules (PL/Perl)
451 AC_MSG_CHECKING([whether to build Perl modules])
452 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
453 AC_MSG_RESULT([$with_perl])
457 # Optionally build Python modules (PL/Python)
459 AC_MSG_CHECKING([whether to build Python modules])
460 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
461 AC_MSG_RESULT([$with_python])
462 AC_SUBST(with_python)
467 AC_MSG_CHECKING([whether to build with GSSAPI support])
468 PGAC_ARG_BOOL(with, gssapi, no, [ --with-gssapi build with GSSAPI support],
470 AC_DEFINE(ENABLE_GSS, 1, [Define to build with GSSAPI support. (--with-gssapi)])
471 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
473 AC_MSG_RESULT([$with_gssapi])
474 AC_SUBST(with_gssapi)
479 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
480 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
482 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
483 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
485 AC_MSG_RESULT([$with_krb5])
493 # Kerberos configuration parameters
495 PGAC_ARG_REQ(with, krb-srvnam,
496 [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
498 [with_krb_srvnam="postgres"])
499 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
500 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
506 AC_MSG_CHECKING([whether to build with PAM support])
507 PGAC_ARG_BOOL(with, pam, no,
508 [ --with-pam build with PAM support],
509 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
510 AC_MSG_RESULT([$with_pam])
517 AC_MSG_CHECKING([whether to build with LDAP support])
518 PGAC_ARG_BOOL(with, ldap, no,
519 [ --with-ldap build with LDAP support],
520 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
521 AC_MSG_RESULT([$with_ldap])
528 AC_MSG_CHECKING([whether to build with Bonjour support])
529 PGAC_ARG_BOOL(with, bonjour, no,
530 [ --with-bonjour build with Bonjour support],
531 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
532 AC_MSG_RESULT([$with_bonjour])
533 AC_SUBST(with_bonjour)
539 AC_MSG_CHECKING([whether to build with OpenSSL support])
540 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
541 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
542 AC_MSG_RESULT([$with_openssl])
543 AC_SUBST(with_openssl)
549 PGAC_ARG_BOOL(with, readline, yes,
550 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
551 # readline on MinGW has problems with backslashes in psql and other bugs.
552 # This is particularly a problem with non-US code pages.
553 # Therefore disable its use until we understand the cause. 2004-07-20
554 if test "$PORTNAME" = "win32"; then
555 if test "$with_readline" = yes; then
556 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
565 PGAC_ARG_BOOL(with, libedit-preferred, no,
566 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
572 PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid build with OSSP UUID library for UUID generation])
573 AC_SUBST(with_ossp_uuid)
579 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
580 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
582 if test "$with_libxml" = yes ; then
583 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
584 if test -n "$XML2_CONFIG"; then
585 for pgac_option in `$XML2_CONFIG --cflags`; do
587 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
590 for pgac_option in `$XML2_CONFIG --libs`; do
592 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
598 AC_SUBST(with_libxml)
603 PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt build with XSLT support],
604 [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to build with XSLT support. (--with-libxslt)])])
607 AC_SUBST(with_libxslt)
612 PGAC_ARG_REQ(with, system-tzdata,
613 [ --with-system-tzdata=DIR use system time zone data in DIR])
614 AC_SUBST(with_system_tzdata)
619 PGAC_ARG_BOOL(with, zlib, yes,
620 [ --without-zlib do not use Zlib])
627 # Assume system is ELF if it predefines __ELF__ as 1,
628 # otherwise believe host_os based default.
630 freebsd1*|freebsd2*) elf=no;;
631 freebsd3*|freebsd4*) elf=yes;;
640 [if test "X$elf" = "Xyes" ; then
651 CPPFLAGS="$CPPFLAGS $INCLUDES"
652 LDFLAGS="$LDFLAGS $LIBDIRS"
654 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
655 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
657 AC_ARG_VAR(LDFLAGS_SL)
661 AC_SUBST(with_gnu_ld)
662 case $host_os in sysv5*)
663 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
665 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
666 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
667 LDFLAGS=$pgac_save_LDFLAGS
669 ld_R_works=$pgac_cv_prog_ld_R
675 AC_PATH_PROG(TAR, tar)
683 if test "$with_perl" = yes; then
684 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
685 PGAC_CHECK_PERL_EMBED_LDFLAGS
688 if test "$with_python" = yes; then
690 PGAC_CHECK_PYTHON_EMBED_SETUP
693 # Supply a numeric version string for use by 3rd party add-ons
694 # awk -F is a regex on some platforms, and not on others, so make "." a tab
695 [PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
697 $AWK '{printf "%d%02d%02d", $1, $2, (NF >= 3) ? $3 : 0}'`"]
698 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
703 ## Most libraries are included only if they demonstrably provide a function
704 ## we need, but libm is an exception: always include it, because there are
705 ## too many compilers that play cute optimization games that will break
706 ## probes for standard functions such as pow().
709 AC_CHECK_LIB(m, main)
710 AC_SEARCH_LIBS(setproctitle, util)
711 AC_SEARCH_LIBS(dlopen, dl)
712 AC_SEARCH_LIBS(socket, [socket wsock32])
713 AC_SEARCH_LIBS(shl_load, dld)
714 # We only use libld in port/dynloader/aix.c
717 AC_SEARCH_LIBS(ldopen, ld)
720 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
721 AC_SEARCH_LIBS(crypt, crypt)
723 AC_SEARCH_LIBS(fdatasync, [rt posix4])
725 AC_SEARCH_LIBS(shmget, cygipc)
727 if test "$with_readline" = yes; then
729 if test x"$pgac_cv_check_readline" = x"no"; then
730 AC_MSG_ERROR([readline library not found
731 If you have readline already installed, see config.log for details on the
732 failure. It is possible the compiler isn't looking in the proper directory.
733 Use --without-readline to disable readline support.])
737 if test "$with_zlib" = yes; then
738 AC_CHECK_LIB(z, inflate, [],
739 [AC_MSG_ERROR([zlib library not found
740 If you have zlib already installed, see config.log for details on the
741 failure. It is possible the compiler isn't looking in the proper directory.
742 Use --without-zlib to disable zlib support.])])
745 if test "$enable_spinlocks" = yes; then
746 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
749 *** Not using spinlocks will cause poor performance.])
752 if test "$with_gssapi" = yes ; then
753 if test "$PORTNAME" != "win32"; then
754 AC_SEARCH_LIBS(gss_init_sec_context, [gssapi_krb5 gss 'gssapi -lkrb5 -lcrypto'], [],
755 [AC_MSG_ERROR([could not find function 'gss_init_sec_context' required for GSSAPI])])
757 LIBS="$LIBS -lgssapi32"
761 if test "$with_krb5" = yes ; then
762 if test "$PORTNAME" != "win32"; then
763 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
764 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
765 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
766 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
768 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
769 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
773 if test "$with_openssl" = yes ; then
775 if test "$PORTNAME" != "win32"; then
776 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
777 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
779 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
780 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
784 if test "$with_pam" = yes ; then
785 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
788 if test "$with_libxml" = yes ; then
789 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
792 if test "$with_libxslt" = yes ; then
793 AC_CHECK_LIB(xslt, xsltLibxmlVersion, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
801 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
802 AC_CHECK_HEADERS([crypt.h dld.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/tas.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
804 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
805 # netinet/in.h is included first.
806 AC_CHECK_HEADERS(netinet/in.h)
807 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
809 #ifdef HAVE_NETINET_IN_H
810 #include <netinet/in.h>
814 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
815 AC_CHECK_HEADERS(readline/readline.h, [],
816 [AC_CHECK_HEADERS(readline.h, [],
817 [AC_MSG_ERROR([readline header not found
818 If you have readline already installed, see config.log for details on the
819 failure. It is possible the compiler isn't looking in the proper directory.
820 Use --without-readline to disable readline support.])])])
821 AC_CHECK_HEADERS(readline/history.h, [],
822 [AC_CHECK_HEADERS(history.h, [],
823 [AC_MSG_ERROR([history header not found
824 If you have readline already installed, see config.log for details on the
825 failure. It is possible the compiler isn't looking in the proper directory.
826 Use --without-readline to disable readline support.])])])
829 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
830 # Some installations of libedit usurp /usr/include/readline/, which seems
831 # bad practice, since in combined installations readline will have its headers
832 # there. We might have to resort to AC_EGREP checks to make sure we found
833 # the proper header...
834 AC_CHECK_HEADERS(editline/readline.h, [],
835 [AC_CHECK_HEADERS(readline.h, [],
836 [AC_CHECK_HEADERS(readline/readline.h, [],
837 [AC_MSG_ERROR([readline header not found
838 If you have libedit already installed, see config.log for details on the
839 failure. It is possible the compiler isn't looking in the proper directory.
840 Use --without-readline to disable libedit support.])])])])
841 # Note: in a libedit installation, history.h is sometimes a dummy, and may
842 # not be there at all. Hence, don't complain if not found. We must check
843 # though, since in yet other versions it is an independent header.
844 AC_CHECK_HEADERS(editline/history.h, [],
845 [AC_CHECK_HEADERS(history.h, [],
846 [AC_CHECK_HEADERS(readline/history.h)])])
849 if test "$with_zlib" = yes; then
850 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
851 If you have zlib already installed, see config.log for details on the
852 failure. It is possible the compiler isn't looking in the proper directory.
853 Use --without-zlib to disable zlib support.])])
856 if test "$with_gssapi" = yes ; then
857 AC_CHECK_HEADERS(gssapi/gssapi.h, [],
858 [AC_CHECK_HEADERS(gssapi.h, [], [AC_MSG_ERROR([gssapi.h header file is required for GSSAPI])])])
861 if test "$with_krb5" = yes ; then
862 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
865 if test "$with_openssl" = yes ; then
866 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
867 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
868 AC_CHECK_FUNCS([ERR_set_mark])
871 if test "$with_pam" = yes ; then
872 AC_CHECK_HEADERS(security/pam_appl.h, [],
873 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
874 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
877 if test "$with_libxml" = yes ; then
878 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
881 if test "$with_libxslt" = yes ; then
882 AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
885 if test "$with_ldap" = yes ; then
886 if test "$PORTNAME" != "win32"; then
887 AC_CHECK_HEADERS(ldap.h, [],
888 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
890 AC_CHECK_HEADERS(winldap.h, [],
891 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
898 if test "$with_bonjour" = yes ; then
899 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
904 ## Types, structures, compiler characteristics
907 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
914 PGAC_C_FUNCNAME_SUPPORT
917 PGAC_STRUCT_SOCKADDR_UN
918 PGAC_STRUCT_SOCKADDR_STORAGE
919 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
922 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
923 [#include <sys/param.h>
924 #include <sys/types.h>
925 #include <sys/socket.h>
926 #include <sys/ucred.h>])
928 AC_CHECK_TYPES([struct option], [], [],
929 [#ifdef HAVE_GETOPT_H
933 if test "$with_zlib" = yes; then
934 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
935 # did not). While we could work around the lack of z_streamp, it
936 # seems unwise to encourage people to use such old zlib versions...
937 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
938 Use --without-zlib to disable zlib support.])],
942 if test "$with_krb5" = yes; then
943 # Check for differences between MIT and Heimdal (KTH) releases
944 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
945 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
946 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
947 [#include <krb5.h>])],
949 AC_CHECK_MEMBERS(krb5_error.text.data, [],
950 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
951 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
952 [#include <krb5.h>])],
955 # Win32 requires headers to be loaded for __stdcall, so can't use
956 # AC_CHECK_FUNCS here.
957 AC_MSG_CHECKING(for krb5_free_unparsed_name)
958 AC_TRY_LINK([#include <krb5.h>],
959 [krb5_free_unparsed_name(NULL,NULL);],
960 [AC_DEFINE(HAVE_KRB5_FREE_UNPARSED_NAME, 1, [Define to 1 if you have krb5_free_unparsed_name])
967 ## Functions, global variables
970 PGAC_VAR_INT_TIMEZONE
971 AC_FUNC_ACCEPT_ARGTYPES
972 PGAC_FUNC_GETTIMEOFDAY_1ARG
974 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
976 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
977 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
978 AC_CHECK_DECLS([strlcat, strlcpy])
979 # This is probably only present on Darwin, but may as well check always
980 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
983 AC_CHECK_TYPE([struct sockaddr_in6],
984 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
987 [$ac_includes_default
988 #include <netinet/in.h>])
991 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
993 [#include <machine/vmparam.h>
994 #include <sys/exec.h>
996 [PS_STRINGS->ps_nargvstr = 1;
997 PS_STRINGS->ps_argvstr = "foo";],
998 [pgac_cv_var_PS_STRINGS=yes],
999 [pgac_cv_var_PS_STRINGS=no])])
1000 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
1001 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
1005 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
1006 # is missing. Yes, there are machines that have only one. We may
1007 # also decide to use snprintf.c if snprintf() is present but does not
1008 # have all the features we need --- see below.
1010 if test "$PORTNAME" = "win32"; then
1011 # Win32 gets snprintf.c built unconditionally.
1013 # To properly translate all NLS languages strings, we must support the
1014 # *printf() %$ format, which allows *printf() arguments to be selected
1015 # by position in the translated string.
1017 # libintl versions < 0.13 use the native *printf() functions, and Win32
1018 # *printf() doesn't understand %$, so we must use our /port versions,
1019 # which do understand %$. libintl versions >= 0.13 include their own
1020 # *printf versions on Win32. The libintl 0.13 release note text is:
1022 # C format strings with positions, as they arise when a translator
1023 # needs to reorder a sentence, are now supported on all platforms.
1024 # On those few platforms (NetBSD and Woe32) for which the native
1025 # printf()/fprintf()/... functions don't support such format
1026 # strings, replacements are provided through <libintl.h>.
1028 # We could use libintl >= 0.13's *printf() if we were sure that we had
1029 # a litint >= 0.13 at runtime, but seeing that there is no clean way
1030 # to guarantee that, it is best to just use our own, so we are sure to
1031 # get %$ support. In include/port.h we disable the *printf() macros
1032 # that might have been defined by libintl.
1034 # We do this unconditionally whether NLS is used or not so we are sure
1035 # that all Win32 libraries and binaries behave the same.
1036 pgac_need_repl_snprintf=yes
1038 pgac_need_repl_snprintf=no
1039 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
1040 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
1044 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
1045 # include/c.h will provide declarations. Note this is a separate test
1046 # from whether the functions exist in the C library --- there are
1047 # systems that have the functions but don't bother to declare them :-(
1049 AC_CHECK_DECLS([snprintf, vsnprintf])
1052 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1053 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1058 [return isinf(glob_double) ? 0 : 1;],
1059 [ac_cv_func_isinf=yes],
1060 [ac_cv_func_isinf=no])])
1062 if test $ac_cv_func_isinf = yes ; then
1063 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1066 # Look for a way to implement a substitute for isinf()
1067 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1070 # Some versions of libedit contain strlcpy(); so disregard that library while
1071 # checking for these standard libc functions.
1072 pgac_save_LIBS="$LIBS"
1073 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1075 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1077 LIBS="$pgac_save_LIBS"
1079 # System's version of getaddrinfo(), if any, may be used only if we found
1080 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1081 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1082 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1083 # because we want to use our own getaddrinfo.c on Windows anyway.)
1084 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1085 AC_REPLACE_FUNCS([getaddrinfo])
1087 AC_LIBOBJ(getaddrinfo)
1090 # similarly, use system's getopt_long() only if system provides struct option.
1091 if test x"$ac_cv_type_struct_option" = xyes ; then
1092 AC_REPLACE_FUNCS([getopt_long])
1094 AC_LIBOBJ(getopt_long)
1097 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1098 # We override the previous test that said fseeko/ftello didn't exist
1099 # OS tests are also done in include/c.h and port/fseeko.c
1100 case $host_os in bsdi*|netbsd*)
1101 ac_cv_func_fseeko=yes
1105 if test "$PORTNAME" = "win32"; then
1106 AC_LIBOBJ(gettimeofday)
1110 AC_LIBOBJ(win32error)
1111 AC_DEFINE([HAVE_SYMLINK], 1,
1112 [Define to 1 if you have the `symlink' function.])
1115 if test "$with_readline" = yes; then
1116 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1117 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1118 AC_CHECK_FUNCS([replace_history_entry])
1122 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1123 dnl (especially on GNU libc)
1124 dnl See also comments in c.h.
1125 AC_MSG_CHECKING(for sigsetjmp)
1126 AC_TRY_LINK([#include <setjmp.h>],
1127 [sigjmp_buf x; sigsetjmp(x, 1);],
1128 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1129 AC_MSG_RESULT(yes)],
1130 [AC_MSG_RESULT(no)])
1134 AC_CHECK_FUNC(syslog,
1135 [AC_CHECK_HEADER(syslog.h,
1136 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1138 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1139 [AC_TRY_LINK([#include <unistd.h>],
1140 [extern int optreset; optreset = 1;],
1141 [pgac_cv_var_int_optreset=yes],
1142 [pgac_cv_var_int_optreset=no])])
1143 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1144 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1147 AC_CHECK_FUNCS([strtoll strtoq], [break])
1148 AC_CHECK_FUNCS([strtoull strtouq], [break])
1150 # Check for one of atexit() or on_exit()
1151 AC_CHECK_FUNCS(atexit, [],
1152 [AC_CHECK_FUNCS(on_exit, [],
1153 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1160 # For each platform, we need to know about any special compile and link
1161 # libraries, and whether the normal C function names are thread-safe.
1162 # See the comment at the top of src/port/thread.c for more information.
1163 # WIN32 doesn't need the pthread tests; it always uses threads
1164 if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1165 ACX_PTHREAD # set thread flags
1167 # Some platforms use these, so just defineed them. They can't hurt if they
1168 # are not supported.
1169 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1172 # At this point, we don't want to muck with the compiler name for threading.
1173 # Let's see who fails, perhaps AIX. 2004-04-23
1174 if test "$PTHREAD_CC" != "$CC"; then
1176 PostgreSQL does not support platforms that require a special compiler
1177 for thread safety.])
1180 if test "$THREAD_SUPPORT" = no; then
1181 AC_MSG_ERROR([cannot enable threads on this platform
1182 This platform is known to not support thread-safe programs. For details,
1183 compile and run src/bin/pg_thread_test.])
1186 # Check for *_r functions
1189 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1190 LIBS="$LIBS $PTHREAD_LIBS"
1192 if test "$PORTNAME" != "win32"; then
1193 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1196 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1198 # Do test here with the proper thread flags
1199 PGAC_FUNC_GETPWUID_R_5ARG
1200 PGAC_FUNC_STRERROR_R_INT
1206 # do not use values from template file
1211 AC_SUBST(PTHREAD_CFLAGS)
1212 AC_SUBST(PTHREAD_LIBS)
1215 # We can test for libldap_r only after we know PTHREAD_LIBS
1216 if test "$with_ldap" = yes ; then
1218 if test "$PORTNAME" != "win32"; then
1219 AC_CHECK_LIB(ldap, ldap_bind, [],
1220 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1222 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1223 if test "$enable_thread_safety" = yes; then
1224 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1225 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1226 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1227 [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1228 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1230 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1233 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1234 LDAP_LIBS_FE="-lwldap32"
1235 LDAP_LIBS_BE="-lwldap32"
1239 AC_SUBST(LDAP_LIBS_FE)
1240 AC_SUBST(LDAP_LIBS_BE)
1243 # This test makes sure that run tests work at all. Sometimes a shared
1244 # library is found by the linker, but the runtime linker can't find it.
1245 # This check should come after all modifications of compiler or linker
1246 # variables, and before any other run tests.
1247 AC_MSG_CHECKING([test program])
1248 AC_TRY_RUN([int main() { return 0; }],
1249 [AC_MSG_RESULT(ok)],
1250 [AC_MSG_RESULT(failed)
1252 Could not execute a simple test program. This may be a problem
1253 related to locating shared libraries. Check the file 'config.log'
1254 for the exact reason.]])],
1255 [AC_MSG_RESULT([cross-compiling])])
1257 # --------------------
1258 # Run tests below here
1259 # --------------------
1261 # Force use of our snprintf if system's doesn't do arg control
1262 # See comment above at snprintf test for details.
1263 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1264 PGAC_FUNC_PRINTF_ARG_CONTROL
1265 if test $pgac_cv_printf_arg_control != yes ; then
1266 pgac_need_repl_snprintf=yes
1271 dnl Check to see if we have a working 64-bit integer type.
1272 dnl This breaks down into two steps:
1273 dnl (1) figure out if the compiler has a 64-bit int type with working
1274 dnl arithmetic, and if so
1275 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1276 dnl snprintf is the only library routine we really need for int8 support.)
1277 dnl It's entirely possible to have a compiler that handles a 64-bit type
1278 dnl when the C library doesn't; this is fairly likely when using gcc on
1279 dnl an older platform, for example.
1280 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1281 dnl we force our own version of snprintf() to be used instead.
1282 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1284 PGAC_TYPE_64BIT_INT([long int])
1286 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1287 PGAC_TYPE_64BIT_INT([long long int])
1291 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1293 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1295 #define INT64CONST(x) x##LL
1296 long long int foo = INT64CONST(0x1234567890123456);
1299 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1304 # If we found "long int" is 64 bits, assume snprintf handles it. If
1305 # we found we need to use "long long int", better check. We cope with
1306 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1307 # work, fall back to our own snprintf emulation (which we know uses %lld).
1309 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1310 if test $pgac_need_repl_snprintf = no; then
1311 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1312 if test "$LONG_LONG_INT_FORMAT" = ""; then
1313 # Force usage of our own snprintf, since system snprintf is broken
1314 pgac_need_repl_snprintf=yes
1315 LONG_LONG_INT_FORMAT='%lld'
1318 # Here if we previously decided we needed to use our own snprintf
1319 LONG_LONG_INT_FORMAT='%lld'
1321 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1322 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1323 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1325 # Here if we are not using 'long long int' at all
1326 INT64_FORMAT='"%ld"'
1327 UINT64_FORMAT='"%lu"'
1330 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1331 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1333 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1334 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1336 # Now we have checked all the reasons to replace snprintf
1337 if test $pgac_need_repl_snprintf = yes; then
1338 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1342 # Need a #define for the size of Datum (unsigned long)
1343 AC_CHECK_SIZEOF([unsigned long])
1345 # And one for the size of size_t (enables tweaks for > 32bit address space)
1346 AC_CHECK_SIZEOF([size_t])
1348 # Determine memory alignment requirements for the basic C data types.
1350 PGAC_CHECK_ALIGNOF(short)
1351 PGAC_CHECK_ALIGNOF(int)
1352 PGAC_CHECK_ALIGNOF(long)
1353 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1354 PGAC_CHECK_ALIGNOF(long long int)
1356 PGAC_CHECK_ALIGNOF(double)
1358 # Compute maximum alignment of any basic type.
1359 # We assume long's alignment is at least as strong as char, short, or int;
1360 # but we must check long long (if it exists) and double.
1362 MAX_ALIGNOF=$pgac_cv_alignof_long
1363 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1364 MAX_ALIGNOF=$pgac_cv_alignof_double
1366 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1367 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1369 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1372 # Some platforms predefine the types int8, int16, etc. Only check
1373 # a (hopefully) representative subset.
1374 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1376 #ifdef HAVE_SUPPORTDEFS_H
1377 #include <SupportDefs.h>
1380 # We also check for sig_atomic_t, which *should* be defined per ANSI
1381 # C, but is missing on some old platforms.
1382 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1385 if test "$PORTNAME" != "win32"
1387 PGAC_FUNC_POSIX_SIGNALS
1388 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1390 Thread-safety requires POSIX signals, which are not supported by this
1395 if test $ac_cv_func_fseeko = yes; then
1399 # SunOS doesn't handle negative byte comparisons properly with +/- return
1403 # Select semaphore implementation type.
1404 if test "$PORTNAME" != "win32"; then
1405 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1406 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1407 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1409 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1410 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1411 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1413 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1414 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1418 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1419 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1423 # Select shared-memory implementation type.
1424 if test "$PORTNAME" != "win32"; then
1425 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1426 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1428 AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
1429 SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
1432 # If not set in template file, set bytes to use libc memset()
1433 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1434 MEMSET_LOOP_LIMIT=1024
1436 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1439 if test "$enable_nls" = yes ; then
1443 # Check for Tcl configuration script tclConfig.sh
1444 if test "$with_tcl" = yes; then
1445 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1446 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1447 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1448 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1449 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1450 ac_save_CPPFLAGS=$CPPFLAGS
1451 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1452 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1453 CPPFLAGS=$ac_save_CPPFLAGS
1457 # Check for DocBook and tools
1461 PGAC_CHECK_DOCBOOK(4.2)
1462 PGAC_PATH_DOCBOOK_STYLESHEETS
1463 PGAC_PATH_COLLATEINDEX
1464 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1468 # We have to run the thread test near the end so we have all our symbols
1469 # defined. Cross compiling throws a warning.
1471 if test "$enable_thread_safety_force" = yes; then
1472 if test "$PORTNAME" != "win32"
1475 *** Skipping thread test program. --enable-thread-safety-force was used.
1476 *** Run the program in src/test/thread on the your machine and add proper
1477 *** locking function calls to your applications to guarantee thread safety.
1480 AC_MSG_WARN([*** skipping thread test on Win32])
1482 elif test "$enable_thread_safety" = yes; then
1483 if test "$PORTNAME" != "win32"
1485 AC_MSG_CHECKING([thread safety of required library functions])
1489 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1490 LIBS="$LIBS $PTHREAD_LIBS"
1491 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1492 [AC_MSG_RESULT(yes)],
1494 AC_MSG_ERROR([thread test program failed
1495 This platform is not thread-safe. Check the file 'config.log'for the
1498 You can use the configure option --enable-thread-safety-force to force
1499 threads to be enabled. But you must then run the program in
1500 src/test/thread and add locking function calls to your applications to
1501 guarantee thread safety.])],
1502 [AC_MSG_RESULT(maybe)
1504 *** Skipping thread test program because of cross-compile build.
1505 *** Run the program in src/test/thread on the target machine.
1510 AC_MSG_WARN([*** skipping thread test on Win32])
1514 # prepare build tree if outside source tree
1515 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1516 # Note 2: /bin/pwd might be better than shell's built-in at getting
1517 # a symlink-free name.
1518 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1522 if test "$no_create" != yes; then
1523 _AS_ECHO_N([preparing build tree... ])
1524 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1525 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1526 || AC_MSG_ERROR(failed)
1530 AC_SUBST(vpath_build)
1533 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1536 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1537 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1538 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1539 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1540 src/include/pg_config_os.h:src/include/port/${template}.h
1541 src/Makefile.port:src/makefiles/Makefile.${template}
1544 if test "$PORTNAME" = "win32"; then
1545 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1546 # Links sometimes fail undetected on Mingw -
1547 # so here we detect it and warn the user
1548 for FILE in $CONFIG_LINKS
1550 # test -e works for symlinks in the MinGW console
1551 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1556 AC_CONFIG_HEADERS([src/include/pg_config.h],
1558 # Update timestamp for pg_config.h (see Makefile.global)
1559 echo >src/include/stamp-h
1562 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1566 # Warn about unknown options