1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.521 2007/07/14 11:13:28 mha 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 GSSAPI support])
469 PGAC_ARG_BOOL(with, gssapi, no, [ --with-gssapi build with GSSAPI support],
471 AC_DEFINE(ENABLE_GSS, 1, [Define to build with GSSAPI support. (--with-gssapi)])
472 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
474 AC_MSG_RESULT([$with_gssapi])
475 AC_SUBST(with_gssapi)
480 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
481 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
483 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
484 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
486 AC_MSG_RESULT([$with_krb5])
494 # Kerberos configuration parameters
496 PGAC_ARG_REQ(with, krb-srvnam,
497 [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
499 [with_krb_srvnam="postgres"])
500 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
501 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
507 AC_MSG_CHECKING([whether to build with PAM support])
508 PGAC_ARG_BOOL(with, pam, no,
509 [ --with-pam build with PAM support],
510 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
511 AC_MSG_RESULT([$with_pam])
518 AC_MSG_CHECKING([whether to build with LDAP support])
519 PGAC_ARG_BOOL(with, ldap, no,
520 [ --with-ldap build with LDAP support],
521 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
522 AC_MSG_RESULT([$with_ldap])
529 AC_MSG_CHECKING([whether to build with Bonjour support])
530 PGAC_ARG_BOOL(with, bonjour, no,
531 [ --with-bonjour build with Bonjour support],
532 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
533 AC_MSG_RESULT([$with_bonjour])
534 AC_SUBST(with_bonjour)
540 AC_MSG_CHECKING([whether to build with OpenSSL support])
541 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
542 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
543 AC_MSG_RESULT([$with_openssl])
544 AC_SUBST(with_openssl)
550 PGAC_ARG_BOOL(with, readline, yes,
551 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
552 # readline on MinGW has problems with backslashes in psql and other bugs.
553 # This is particularly a problem with non-US code pages.
554 # Therefore disable its use until we understand the cause. 2004-07-20
555 if test "$PORTNAME" = "win32"; then
556 if test "$with_readline" = yes; then
557 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
566 PGAC_ARG_BOOL(with, libedit-preferred, no,
567 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
573 PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid build with OSSP UUID library for UUID generation])
574 AC_SUBST(with_ossp_uuid)
580 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
581 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
583 if test "$with_libxml" = yes ; then
584 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
585 if test -n "$XML2_CONFIG"; then
586 for pgac_option in `$XML2_CONFIG --cflags`; do
588 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
591 for pgac_option in `$XML2_CONFIG --libs`; do
593 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
599 AC_SUBST(with_libxml)
604 PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt build with XSLT support],
605 [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to build with XSLT support. (--with-libxslt)])])
608 AC_SUBST(with_libxslt)
613 PGAC_ARG_BOOL(with, zlib, yes,
614 [ --without-zlib do not use Zlib])
621 # Assume system is ELF if it predefines __ELF__ as 1,
622 # otherwise believe host_os based default.
624 freebsd1*|freebsd2*) elf=no;;
625 freebsd3*|freebsd4*) elf=yes;;
634 [if test "X$elf" = "Xyes" ; then
645 CPPFLAGS="$CPPFLAGS $INCLUDES"
646 LDFLAGS="$LDFLAGS $LIBDIRS"
648 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
649 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
651 AC_ARG_VAR(LDFLAGS_SL)
658 AC_SUBST(with_gnu_ld)
659 case $host_os in sysv5*)
660 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
662 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
663 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
664 LDFLAGS=$pgac_save_LDFLAGS
666 ld_R_works=$pgac_cv_prog_ld_R
670 AC_PATH_PROG(TAR, tar)
673 if test -z "$YACC"; then
674 AC_CHECK_PROGS(YACC, ['bison -y'])
676 if test "$YACC"; then
677 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
679 *** The installed version of Bison is too old to use with PostgreSQL.
680 *** Bison version 1.875 or later is required.])
685 if test -z "$YACC"; then
687 *** Without Bison you will not be able to build PostgreSQL from CVS nor
688 *** change any of the parser definition files. You can obtain Bison from
689 *** a GNU mirror site. (If you are using the official distribution of
690 *** PostgreSQL then you do not need to worry about this, because the Bison
691 *** output is pre-generated.) To use a different yacc program (possible,
692 *** but not recommended), set the environment variable YACC before running
699 if test "$with_perl" = yes; then
700 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
701 PGAC_CHECK_PERL_EMBED_LDFLAGS
704 if test "$with_python" = yes; then
706 PGAC_CHECK_PYTHON_EMBED_SETUP
709 # Supply a numeric version string for use by 3rd party add-ons
710 # awk -F is a regex on some platforms, and not on others, so make "." a tab
711 [PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
713 $AWK '{printf "%d%02d%02d", $1, $2, (NF >= 3) ? $3 : 0}'`"]
714 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
719 ## Most libraries are included only if they demonstrably provide a function
720 ## we need, but libm is an exception: always include it, because there are
721 ## too many compilers that play cute optimization games that will break
722 ## probes for standard functions such as pow().
725 AC_CHECK_LIB(m, main)
726 AC_SEARCH_LIBS(setproctitle, util)
727 AC_SEARCH_LIBS(dlopen, dl)
728 AC_SEARCH_LIBS(socket, [socket wsock32])
729 AC_SEARCH_LIBS(shl_load, dld)
730 # We only use libld in port/dynloader/aix.c
733 AC_SEARCH_LIBS(ldopen, ld)
736 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
737 AC_SEARCH_LIBS(crypt, crypt)
739 AC_SEARCH_LIBS(fdatasync, [rt posix4])
741 AC_SEARCH_LIBS(shmget, cygipc)
743 if test "$with_readline" = yes; then
745 if test x"$pgac_cv_check_readline" = x"no"; then
746 AC_MSG_ERROR([readline library not found
747 If you have readline already installed, see config.log for details on the
748 failure. It is possible the compiler isn't looking in the proper directory.
749 Use --without-readline to disable readline support.])
753 if test "$with_zlib" = yes; then
754 AC_CHECK_LIB(z, inflate, [],
755 [AC_MSG_ERROR([zlib library not found
756 If you have zlib already installed, see config.log for details on the
757 failure. It is possible the compiler isn't looking in the proper directory.
758 Use --without-zlib to disable zlib support.])])
761 if test "$enable_spinlocks" = yes; then
762 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
765 *** Not using spinlocks will cause poor performance.])
768 if test "$with_gssapi" = yes ; then
769 if test "$PORTNAME" != "win32"; then
770 AC_SEARCH_LIBS(gss_init_sec_context, [gssapi_krb5 gss 'gssapi -lkrb5 -lcrypto'], [],
771 [AC_MSG_ERROR([could not find function 'gss_init_sec_context' required for GSSAPI])])
773 LIBS="$LIBS -lgssapi32"
777 if test "$with_krb5" = yes ; then
778 if test "$PORTNAME" != "win32"; then
779 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
780 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
781 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
782 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
784 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
785 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
789 if test "$with_openssl" = yes ; then
791 if test "$PORTNAME" != "win32"; then
792 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
793 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
795 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
796 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
800 if test "$with_pam" = yes ; then
801 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
804 if test "$with_libxml" = yes ; then
805 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
808 if test "$with_libxslt" = yes ; then
809 AC_CHECK_LIB(xslt, xsltLibxmlVersion, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
817 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
818 AC_CHECK_HEADERS([crypt.h dld.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/tas.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
820 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
821 # netinet/in.h is included first.
822 AC_CHECK_HEADERS(netinet/in.h)
823 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
825 #ifdef HAVE_NETINET_IN_H
826 #include <netinet/in.h>
830 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
831 AC_CHECK_HEADERS(readline/readline.h, [],
832 [AC_CHECK_HEADERS(readline.h, [],
833 [AC_MSG_ERROR([readline header not found
834 If you have readline already installed, see config.log for details on the
835 failure. It is possible the compiler isn't looking in the proper directory.
836 Use --without-readline to disable readline support.])])])
837 AC_CHECK_HEADERS(readline/history.h, [],
838 [AC_CHECK_HEADERS(history.h, [],
839 [AC_MSG_ERROR([history header not found
840 If you have readline already installed, see config.log for details on the
841 failure. It is possible the compiler isn't looking in the proper directory.
842 Use --without-readline to disable readline support.])])])
845 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
846 # Some installations of libedit usurp /usr/include/readline/, which seems
847 # bad practice, since in combined installations readline will have its headers
848 # there. We might have to resort to AC_EGREP checks to make sure we found
849 # the proper header...
850 AC_CHECK_HEADERS(editline/readline.h, [],
851 [AC_CHECK_HEADERS(readline.h, [],
852 [AC_CHECK_HEADERS(readline/readline.h, [],
853 [AC_MSG_ERROR([readline header not found
854 If you have libedit already installed, see config.log for details on the
855 failure. It is possible the compiler isn't looking in the proper directory.
856 Use --without-readline to disable libedit support.])])])])
857 # Note: in a libedit installation, history.h is sometimes a dummy, and may
858 # not be there at all. Hence, don't complain if not found. We must check
859 # though, since in yet other versions it is an independent header.
860 AC_CHECK_HEADERS(editline/history.h, [],
861 [AC_CHECK_HEADERS(history.h, [],
862 [AC_CHECK_HEADERS(readline/history.h)])])
865 if test "$with_zlib" = yes; then
866 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
867 If you have zlib already installed, see config.log for details on the
868 failure. It is possible the compiler isn't looking in the proper directory.
869 Use --without-zlib to disable zlib support.])])
872 if test "$with_gssapi" = yes ; then
873 AC_CHECK_HEADERS(gssapi/gssapi.h, [],
874 [AC_CHECK_HEADERS(gssapi.h, [], [AC_MSG_ERROR([gssapi.h header file is required for GSSAPI])])])
877 if test "$with_krb5" = yes ; then
878 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
881 if test "$with_openssl" = yes ; then
882 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
883 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
886 if test "$with_pam" = yes ; then
887 AC_CHECK_HEADERS(security/pam_appl.h, [],
888 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
889 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
892 if test "$with_libxml" = yes ; then
893 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
896 if test "$with_libxslt" = yes ; then
897 AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
900 if test "$with_ldap" = yes ; then
901 if test "$PORTNAME" != "win32"; then
902 AC_CHECK_HEADERS(ldap.h, [],
903 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
905 AC_CHECK_HEADERS(winldap.h, [],
906 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
913 if test "$with_bonjour" = yes ; then
914 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
919 ## Types, structures, compiler characteristics
922 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
929 PGAC_C_FUNCNAME_SUPPORT
932 PGAC_STRUCT_SOCKADDR_UN
933 PGAC_STRUCT_SOCKADDR_STORAGE
934 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
937 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
938 [#include <sys/param.h>
939 #include <sys/types.h>
940 #include <sys/socket.h>
941 #include <sys/ucred.h>])
943 AC_CHECK_TYPES([struct option], [], [],
944 [#ifdef HAVE_GETOPT_H
948 if test "$with_zlib" = yes; then
949 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
950 # did not). While we could work around the lack of z_streamp, it
951 # seems unwise to encourage people to use such old zlib versions...
952 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
953 Use --without-zlib to disable zlib support.])],
957 if test "$with_krb5" = yes; then
958 # Check for differences between MIT and Heimdal (KTH) releases
959 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
960 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
961 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
962 [#include <krb5.h>])],
964 AC_CHECK_MEMBERS(krb5_error.text.data, [],
965 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
966 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
967 [#include <krb5.h>])],
970 # Win32 requires headers to be loaded for __stdcall, so can't use
971 # AC_CHECK_FUNCS here.
972 AC_MSG_CHECKING(for krb5_free_unparsed_name)
973 AC_TRY_LINK([#include <krb5.h>],
974 [krb5_free_unparsed_name(NULL,NULL);],
975 [AC_DEFINE(HAVE_KRB5_FREE_UNPARSED_NAME, 1, [Define to 1 if you have krb5_free_unparsed_name])
982 ## Functions, global variables
985 PGAC_VAR_INT_TIMEZONE
986 AC_FUNC_ACCEPT_ARGTYPES
987 PGAC_FUNC_GETTIMEOFDAY_1ARG
989 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
991 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
992 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
993 AC_CHECK_DECLS([strlcat, strlcpy])
994 # This is probably only present on Darwin, but may as well check always
995 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
998 AC_CHECK_TYPE([struct sockaddr_in6],
999 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
1002 [$ac_includes_default
1003 #include <netinet/in.h>])
1006 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
1008 [#include <machine/vmparam.h>
1009 #include <sys/exec.h>
1011 [PS_STRINGS->ps_nargvstr = 1;
1012 PS_STRINGS->ps_argvstr = "foo";],
1013 [pgac_cv_var_PS_STRINGS=yes],
1014 [pgac_cv_var_PS_STRINGS=no])])
1015 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
1016 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
1020 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
1021 # is missing. Yes, there are machines that have only one. We may
1022 # also decide to use snprintf.c if snprintf() is present but does not
1023 # have all the features we need --- see below.
1025 if test "$PORTNAME" = "win32"; then
1026 # Win32 gets snprintf.c built unconditionally.
1028 # To properly translate all NLS languages strings, we must support the
1029 # *printf() %$ format, which allows *printf() arguments to be selected
1030 # by position in the translated string.
1032 # libintl versions < 0.13 use the native *printf() functions, and Win32
1033 # *printf() doesn't understand %$, so we must use our /port versions,
1034 # which do understand %$. libintl versions >= 0.13 include their own
1035 # *printf versions on Win32. The libintl 0.13 release note text is:
1037 # C format strings with positions, as they arise when a translator
1038 # needs to reorder a sentence, are now supported on all platforms.
1039 # On those few platforms (NetBSD and Woe32) for which the native
1040 # printf()/fprintf()/... functions don't support such format
1041 # strings, replacements are provided through <libintl.h>.
1043 # We could use libintl >= 0.13's *printf() if we were sure that we had
1044 # a litint >= 0.13 at runtime, but seeing that there is no clean way
1045 # to guarantee that, it is best to just use our own, so we are sure to
1046 # get %$ support. In include/port.h we disable the *printf() macros
1047 # that might have been defined by libintl.
1049 # We do this unconditionally whether NLS is used or not so we are sure
1050 # that all Win32 libraries and binaries behave the same.
1051 pgac_need_repl_snprintf=yes
1053 pgac_need_repl_snprintf=no
1054 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
1055 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
1059 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
1060 # include/c.h will provide declarations. Note this is a separate test
1061 # from whether the functions exist in the C library --- there are
1062 # systems that have the functions but don't bother to declare them :-(
1064 AC_CHECK_DECLS([snprintf, vsnprintf])
1067 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1068 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1073 [return isinf(glob_double) ? 0 : 1;],
1074 [ac_cv_func_isinf=yes],
1075 [ac_cv_func_isinf=no])])
1077 if test $ac_cv_func_isinf = yes ; then
1078 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1081 # Look for a way to implement a substitute for isinf()
1082 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1085 # Some versions of libedit contain strlcpy(); so disregard that library while
1086 # checking for these standard libc functions.
1087 pgac_save_LIBS="$LIBS"
1088 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1090 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1092 LIBS="$pgac_save_LIBS"
1094 # System's version of getaddrinfo(), if any, may be used only if we found
1095 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1096 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1097 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1098 # because we want to use our own getaddrinfo.c on Windows anyway.)
1099 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1100 AC_REPLACE_FUNCS([getaddrinfo])
1102 AC_LIBOBJ(getaddrinfo)
1105 # similarly, use system's getopt_long() only if system provides struct option.
1106 if test x"$ac_cv_type_struct_option" = xyes ; then
1107 AC_REPLACE_FUNCS([getopt_long])
1109 AC_LIBOBJ(getopt_long)
1112 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1113 # We override the previous test that said fseeko/ftello didn't exist
1114 # OS tests are also done in include/c.h and port/fseeko.c
1115 case $host_os in bsdi*|netbsd*)
1116 ac_cv_func_fseeko=yes
1120 if test "$PORTNAME" = "win32"; then
1121 AC_LIBOBJ(gettimeofday)
1125 AC_LIBOBJ(win32error)
1126 AC_DEFINE([HAVE_SYMLINK], 1,
1127 [Define to 1 if you have the `symlink' function.])
1130 if test "$with_readline" = yes; then
1131 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1132 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1133 AC_CHECK_FUNCS([replace_history_entry])
1137 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1138 dnl (especially on GNU libc)
1139 dnl See also comments in c.h.
1140 AC_MSG_CHECKING(for sigsetjmp)
1141 AC_TRY_LINK([#include <setjmp.h>],
1142 [sigjmp_buf x; sigsetjmp(x, 1);],
1143 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1144 AC_MSG_RESULT(yes)],
1145 [AC_MSG_RESULT(no)])
1149 AC_CHECK_FUNC(syslog,
1150 [AC_CHECK_HEADER(syslog.h,
1151 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1153 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1154 [AC_TRY_LINK([#include <unistd.h>],
1155 [extern int optreset; optreset = 1;],
1156 [pgac_cv_var_int_optreset=yes],
1157 [pgac_cv_var_int_optreset=no])])
1158 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1159 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1162 AC_CHECK_FUNCS([strtoll strtoq], [break])
1163 AC_CHECK_FUNCS([strtoull strtouq], [break])
1165 # Check for one of atexit() or on_exit()
1166 AC_CHECK_FUNCS(atexit, [],
1167 [AC_CHECK_FUNCS(on_exit, [],
1168 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1175 # For each platform, we need to know about any special compile and link
1176 # libraries, and whether the normal C function names are thread-safe.
1177 # See the comment at the top of src/port/thread.c for more information.
1178 # WIN32 doesn't need the pthread tests; it always uses threads
1179 if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1180 ACX_PTHREAD # set thread flags
1182 # Some platforms use these, so just defineed them. They can't hurt if they
1183 # are not supported.
1184 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1187 # At this point, we don't want to muck with the compiler name for threading.
1188 # Let's see who fails, perhaps AIX. 2004-04-23
1189 if test "$PTHREAD_CC" != "$CC"; then
1191 PostgreSQL does not support platforms that require a special compiler
1192 for thread safety.])
1195 if test "$THREAD_SUPPORT" = no; then
1196 AC_MSG_ERROR([cannot enable threads on this platform
1197 This platform is known to not support thread-safe programs. For details,
1198 compile and run src/bin/pg_thread_test.])
1201 # Check for *_r functions
1204 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1205 LIBS="$LIBS $PTHREAD_LIBS"
1207 if test "$PORTNAME" != "win32"; then
1208 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1211 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1213 # Do test here with the proper thread flags
1214 PGAC_FUNC_GETPWUID_R_5ARG
1215 PGAC_FUNC_STRERROR_R_INT
1221 # do not use values from template file
1226 AC_SUBST(PTHREAD_CFLAGS)
1227 AC_SUBST(PTHREAD_LIBS)
1230 # We can test for libldap_r only after we know PTHREAD_LIBS
1231 if test "$with_ldap" = yes ; then
1233 if test "$PORTNAME" != "win32"; then
1234 AC_CHECK_LIB(ldap, ldap_bind, [],
1235 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1237 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1238 if test "$enable_thread_safety" = yes; then
1239 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1240 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1241 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1242 [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1243 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1245 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1248 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1249 LDAP_LIBS_FE="-lwldap32"
1250 LDAP_LIBS_BE="-lwldap32"
1254 AC_SUBST(LDAP_LIBS_FE)
1255 AC_SUBST(LDAP_LIBS_BE)
1258 # This test makes sure that run tests work at all. Sometimes a shared
1259 # library is found by the linker, but the runtime linker can't find it.
1260 # This check should come after all modifications of compiler or linker
1261 # variables, and before any other run tests.
1262 AC_MSG_CHECKING([test program])
1263 AC_TRY_RUN([int main() { return 0; }],
1264 [AC_MSG_RESULT(ok)],
1265 [AC_MSG_RESULT(failed)
1267 Could not execute a simple test program. This may be a problem
1268 related to locating shared libraries. Check the file 'config.log'
1269 for the exact reason.]])],
1270 [AC_MSG_RESULT([cross-compiling])])
1272 # --------------------
1273 # Run tests below here
1274 # --------------------
1276 # Force use of our snprintf if system's doesn't do arg control
1277 # See comment above at snprintf test for details.
1278 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1279 PGAC_FUNC_PRINTF_ARG_CONTROL
1280 if test $pgac_cv_printf_arg_control != yes ; then
1281 pgac_need_repl_snprintf=yes
1286 dnl Check to see if we have a working 64-bit integer type.
1287 dnl This breaks down into two steps:
1288 dnl (1) figure out if the compiler has a 64-bit int type with working
1289 dnl arithmetic, and if so
1290 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1291 dnl snprintf is the only library routine we really need for int8 support.)
1292 dnl It's entirely possible to have a compiler that handles a 64-bit type
1293 dnl when the C library doesn't; this is fairly likely when using gcc on
1294 dnl an older platform, for example.
1295 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1296 dnl we force our own version of snprintf() to be used instead.
1297 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1299 PGAC_TYPE_64BIT_INT([long int])
1301 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1302 PGAC_TYPE_64BIT_INT([long long int])
1306 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1308 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1310 #define INT64CONST(x) x##LL
1311 long long int foo = INT64CONST(0x1234567890123456);
1314 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1319 # If we found "long int" is 64 bits, assume snprintf handles it. If
1320 # we found we need to use "long long int", better check. We cope with
1321 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1322 # work, fall back to our own snprintf emulation (which we know uses %lld).
1324 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1325 if test $pgac_need_repl_snprintf = no; then
1326 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1327 if test "$LONG_LONG_INT_FORMAT" = ""; then
1328 # Force usage of our own snprintf, since system snprintf is broken
1329 pgac_need_repl_snprintf=yes
1330 LONG_LONG_INT_FORMAT='%lld'
1333 # Here if we previously decided we needed to use our own snprintf
1334 LONG_LONG_INT_FORMAT='%lld'
1336 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1337 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1338 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1340 # Here if we are not using 'long long int' at all
1341 INT64_FORMAT='"%ld"'
1342 UINT64_FORMAT='"%lu"'
1345 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1346 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1348 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1349 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1351 # Now we have checked all the reasons to replace snprintf
1352 if test $pgac_need_repl_snprintf = yes; then
1353 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1357 # Need a #define for the size of Datum (unsigned long)
1358 AC_CHECK_SIZEOF([unsigned long])
1360 # And one for the size of size_t (enables tweaks for > 32bit address space)
1361 AC_CHECK_SIZEOF([size_t])
1363 # Determine memory alignment requirements for the basic C data types.
1365 PGAC_CHECK_ALIGNOF(short)
1366 PGAC_CHECK_ALIGNOF(int)
1367 PGAC_CHECK_ALIGNOF(long)
1368 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1369 PGAC_CHECK_ALIGNOF(long long int)
1371 PGAC_CHECK_ALIGNOF(double)
1373 # Compute maximum alignment of any basic type.
1374 # We assume long's alignment is at least as strong as char, short, or int;
1375 # but we must check long long (if it exists) and double.
1377 MAX_ALIGNOF=$pgac_cv_alignof_long
1378 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1379 MAX_ALIGNOF=$pgac_cv_alignof_double
1381 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1382 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1384 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1387 # Some platforms predefine the types int8, int16, etc. Only check
1388 # a (hopefully) representative subset.
1389 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1391 #ifdef HAVE_SUPPORTDEFS_H
1392 #include <SupportDefs.h>
1395 # We also check for sig_atomic_t, which *should* be defined per ANSI
1396 # C, but is missing on some old platforms.
1397 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1400 if test "$PORTNAME" != "win32"
1402 PGAC_FUNC_POSIX_SIGNALS
1403 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1405 Thread-safety requires POSIX signals, which are not supported by this
1410 if test $ac_cv_func_fseeko = yes; then
1414 # SunOS doesn't handle negative byte comparisons properly with +/- return
1418 # Select semaphore implementation type.
1419 if test "$PORTNAME" != "win32"; then
1420 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1421 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1422 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1424 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1425 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1426 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1428 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1429 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1433 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1434 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1438 # Select shared-memory implementation type.
1439 if test "$PORTNAME" != "win32"; then
1440 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1441 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1443 AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
1444 SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
1447 # If not set in template file, set bytes to use libc memset()
1448 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1449 MEMSET_LOOP_LIMIT=1024
1451 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1454 if test "$enable_nls" = yes ; then
1458 # Check for Tcl configuration script tclConfig.sh
1459 if test "$with_tcl" = yes; then
1460 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1461 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1462 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1463 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1464 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1465 ac_save_CPPFLAGS=$CPPFLAGS
1466 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1467 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1468 CPPFLAGS=$ac_save_CPPFLAGS
1472 # Check for DocBook and tools
1476 PGAC_CHECK_DOCBOOK(4.2)
1477 PGAC_PATH_DOCBOOK_STYLESHEETS
1478 PGAC_PATH_COLLATEINDEX
1479 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1483 # We have to run the thread test near the end so we have all our symbols
1484 # defined. Cross compiling throws a warning.
1486 if test "$enable_thread_safety_force" = yes; then
1487 if test "$PORTNAME" != "win32"
1490 *** Skipping thread test program. --enable-thread-safety-force was used.
1491 *** Run the program in src/test/thread on the your machine and add proper
1492 *** locking function calls to your applications to guarantee thread safety.
1495 AC_MSG_WARN([*** skipping thread test on Win32])
1497 elif test "$enable_thread_safety" = yes; then
1498 if test "$PORTNAME" != "win32"
1500 AC_MSG_CHECKING([thread safety of required library functions])
1504 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1505 LIBS="$LIBS $PTHREAD_LIBS"
1506 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1507 [AC_MSG_RESULT(yes)],
1509 AC_MSG_ERROR([thread test program failed
1510 This platform is not thread-safe. Check the file 'config.log'for the
1513 You can use the configure option --enable-thread-safety-force to force
1514 threads to be enabled. But you must then run the program in
1515 src/test/thread and add locking function calls to your applications to
1516 guarantee thread safety.])],
1517 [AC_MSG_RESULT(maybe)
1519 *** Skipping thread test program because of cross-compile build.
1520 *** Run the program in src/test/thread on the target machine.
1525 AC_MSG_WARN([*** skipping thread test on Win32])
1529 # prepare build tree if outside source tree
1530 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1531 # Note 2: /bin/pwd might be better than shell's built-in at getting
1532 # a symlink-free name.
1533 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1537 if test "$no_create" != yes; then
1538 _AS_ECHO_N([preparing build tree... ])
1539 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1540 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1541 || AC_MSG_ERROR(failed)
1545 AC_SUBST(vpath_build)
1548 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1551 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1552 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1553 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1554 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1555 src/include/pg_config_os.h:src/include/port/${template}.h
1556 src/Makefile.port:src/makefiles/Makefile.${template}
1559 if test "$PORTNAME" = "win32"; then
1560 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1561 # Links sometimes fail undetected on Mingw -
1562 # so here we detect it and warn the user
1563 for FILE in $CONFIG_LINKS
1565 # test -e works for symlinks in the MinGW console
1566 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1571 AC_CONFIG_HEADERS([src/include/pg_config.h],
1573 # Update timestamp for pg_config.h (see Makefile.global)
1574 echo >src/include/stamp-h
1577 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1581 # Warn about unknown options