1 dnl Process this file with autoconf to produce a configure script.
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], [8.4devel], [pgsql-bugs@postgresql.org])
22 m4_if(m4_defn([m4_PACKAGE_VERSION]), [2.61], [], [m4_fatal([Autoconf version 2.61 is required.
23 Untested combinations of 'autoconf' and PostgreSQL versions are not
24 recommended. You can remove the check from 'configure.in' but it is then
25 your responsibility whether the result works or not.])])
26 AC_COPYRIGHT([Copyright (c) 1996-2008, PostgreSQL Global Development Group])
27 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
28 AC_CONFIG_AUX_DIR(config)
29 AC_PREFIX_DEFAULT(/usr/local/pgsql)
30 AC_SUBST(configure_args, [$ac_configure_args])
32 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version as a string])
37 AC_MSG_CHECKING([which template to use])
39 PGAC_ARG_REQ(with, template, [],
42 list) echo; ls "$srcdir/src/template"; exit;;
43 *) if test -f "$srcdir/src/template/$with_template" ; then
46 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
51 # --with-template not given
55 bsdi*) template=bsdi ;;
56 cygwin*) template=cygwin ;;
57 darwin*) template=darwin ;;
58 dgux*) template=dgux ;;
59 freebsd*) template=freebsd ;;
60 hpux*) template=hpux ;;
61 irix*) template=irix ;;
62 linux*|gnu*|k*bsd*-gnu)
64 mingw*) template=win32 ;;
65 netbsd*) template=netbsd ;;
66 nextstep*) template=nextstep ;;
67 openbsd*) template=openbsd ;;
70 solaris*) template=solaris ;;
71 sunos*) template=sunos4 ;;
74 univel) template=univel ;;
76 sysv4*) template=svr4 ;;
77 sysv5*) template=unixware ;;
78 ultrix*) template=ultrix4 ;;
81 if test x"$template" = x"" ; then
83 *******************************************************************
84 PostgreSQL has apparently not been ported to your platform yet.
85 To try a manual configuration, look into the src/template directory
86 for a similar platform and use the '--with-template=' option.
88 Please also contact <pgsql-ports@postgresql.org> to see about
89 rectifying this. Include the above 'checking host system type...'
91 *******************************************************************
97 AC_MSG_RESULT([$template])
102 # Initialize default assumption that we do not need separate assembly code
103 # for TAS (test-and-set). This can be overridden by the template file
104 # when it's executed.
111 ## Command line options
115 # Add non-standard directories to the include path
117 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
121 # Add non-standard directories to the library search path
123 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
124 [LIBRARY_DIRS=$withval])
126 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
127 [LIBRARY_DIRS=$withval])
131 # 64-bit integer date/time storage: enabled by default.
133 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
134 PGAC_ARG_BOOL(enable, integer-datetimes, yes, [ --disable-integer-datetimes disable 64-bit integer date/time support],
135 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
136 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
137 AC_MSG_RESULT([$enable_integer_datetimes])
143 AC_MSG_CHECKING([whether NLS is wanted])
144 PGAC_ARG_OPTARG(enable, nls,
145 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
147 [WANTED_LANGUAGES=$enableval],
148 [AC_DEFINE(ENABLE_NLS, 1,
149 [Define to 1 if you want National Language Support. (--enable-nls)])])
150 AC_MSG_RESULT([$enable_nls])
152 AC_SUBST(WANTED_LANGUAGES)
155 # Default port number (--with-pgport), default 5432
157 AC_MSG_CHECKING([for default port number])
158 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM set default port number [[5432]]],
159 [default_port=$withval],
161 AC_MSG_RESULT([$default_port])
162 # Need both of these because some places want an integer and some a string
163 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
164 [Define to the default TCP port number on which the server listens and
165 to which clients will try to connect. This can be overridden at run-time,
166 but it's convenient if your clients have the right default compiled in.
167 (--with-pgport=PORTNUM)])
168 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
169 [Define to the default TCP port number as a string constant.])
170 AC_SUBST(default_port)
173 # Option to disable shared libraries
175 PGAC_ARG_BOOL(enable, shared, yes,
176 [ --disable-shared do not build shared libraries])
177 AC_SUBST(enable_shared)
180 # '-rpath'-like feature can be disabled
182 PGAC_ARG_BOOL(enable, rpath, yes,
183 [ --disable-rpath do not embed shared library search path in executables])
184 AC_SUBST(enable_rpath)
189 PGAC_ARG_BOOL(enable, spinlocks, yes,
190 [ --disable-spinlocks do not use spinlocks])
193 # --enable-debug adds -g to compiler flags
195 PGAC_ARG_BOOL(enable, debug, no,
196 [ --enable-debug build with debugging symbols (-g)])
197 AC_SUBST(enable_debug)
200 # --enable-profiling enables gcc profiling
202 PGAC_ARG_BOOL(enable, profiling, no,
203 [ --enable-profiling build with profiling enabled ])
204 AC_SUBST(enable_profiling)
209 PGAC_ARG_BOOL(enable, dtrace, no,
210 [ --enable-dtrace build with DTrace support],
211 [AC_DEFINE([ENABLE_DTRACE], 1,
212 [Define to 1 to enable DTrace support. (--enable-dtrace)])
213 AC_CHECK_PROGS(DTRACE, dtrace)
214 if test -z "$DTRACE"; then
215 AC_MSG_ERROR([dtrace not found])
217 AC_SUBST(DTRACEFLAGS)])
218 AC_SUBST(enable_dtrace)
223 AC_MSG_CHECKING([for block size])
224 PGAC_ARG_REQ(with, blocksize, [ --with-blocksize=BLOCKSIZE set table block size in kB [[8]]],
225 [blocksize=$withval],
234 *) AC_MSG_ERROR([Invalid block size. Allowed values are 1,2,4,8,16,32.])
236 AC_MSG_RESULT([${blocksize}kB])
238 AC_DEFINE_UNQUOTED([BLCKSZ], ${BLCKSZ}, [
239 Size of a disk block --- this also limits the size of a tuple. You
240 can set it bigger if you need bigger tuples (although TOAST should
241 reduce the need to have large tuples, since fields can be spread
242 across multiple tuples).
244 BLCKSZ must be a power of 2. The maximum possible value of BLCKSZ
245 is currently 2^15 (32768). This is determined by the 15-bit widths
246 of the lp_off and lp_len fields in ItemIdData (see
247 include/storage/itemid.h).
249 Changing BLCKSZ requires an initdb.
253 # Relation segment size
255 AC_MSG_CHECKING([for segment size])
256 PGAC_ARG_REQ(with, segsize, [ --with-segsize=SEGSIZE set table segment size in GB [[1]]],
259 # this expression is set up to avoid unnecessary integer overflow
260 # blocksize is already guaranteed to be a factor of 1024
261 RELSEG_SIZE=`expr '(' 1024 / ${blocksize} ')' '*' ${segsize} '*' 1024`
262 test $? -eq 0 || exit 1
263 AC_MSG_RESULT([${segsize}GB])
265 AC_DEFINE_UNQUOTED([RELSEG_SIZE], ${RELSEG_SIZE}, [
266 RELSEG_SIZE is the maximum number of blocks allowed in one disk file.
267 Thus, the maximum size of a single file is RELSEG_SIZE * BLCKSZ;
268 relations bigger than that are divided into multiple files.
270 RELSEG_SIZE * BLCKSZ must be less than your OS' limit on file size.
271 This is often 2 GB or 4GB in a 32-bit operating system, unless you
272 have large file support enabled. By default, we make the limit 1 GB
273 to avoid any possible integer-overflow problems within the OS.
274 A limit smaller than necessary only means we divide a large
275 relation into more chunks than necessary, so it seems best to err
276 in the direction of a small limit.
278 A power-of-2 value is recommended to save a few cycles in md.c,
279 but is not absolutely required.
281 Changing RELSEG_SIZE requires an initdb.
287 AC_MSG_CHECKING([for WAL block size])
288 PGAC_ARG_REQ(with, wal-blocksize, [ --with-wal-blocksize=BLOCKSIZE set WAL block size in kB [[8]]],
289 [wal_blocksize=$withval],
291 case ${wal_blocksize} in
292 1) XLOG_BLCKSZ=1024;;
293 2) XLOG_BLCKSZ=2048;;
294 4) XLOG_BLCKSZ=4096;;
295 8) XLOG_BLCKSZ=8192;;
296 16) XLOG_BLCKSZ=16384;;
297 32) XLOG_BLCKSZ=32768;;
298 64) XLOG_BLCKSZ=65536;;
299 *) AC_MSG_ERROR([Invalid WAL block size. Allowed values are 1,2,4,8,16,32,64.])
301 AC_MSG_RESULT([${wal_blocksize}kB])
303 AC_DEFINE_UNQUOTED([XLOG_BLCKSZ], ${XLOG_BLCKSZ}, [
304 Size of a WAL file block. This need have no particular relation to BLCKSZ.
305 XLOG_BLCKSZ must be a power of 2, and if your system supports O_DIRECT I/O,
306 XLOG_BLCKSZ must be a multiple of the alignment requirement for direct-I/O
307 buffers, else direct I/O may fail.
309 Changing XLOG_BLCKSZ requires an initdb.
315 AC_MSG_CHECKING([for WAL segment size])
316 PGAC_ARG_REQ(with, wal-segsize, [ --with-wal-segsize=SEGSIZE set WAL segment size in MB [[16]]],
317 [wal_segsize=$withval],
319 case ${wal_segsize} in
327 *) AC_MSG_ERROR([Invalid WAL segment size. Allowed values are 1,2,4,8,16,32,64.])
329 AC_MSG_RESULT([${wal_segsize}MB])
331 AC_DEFINE_UNQUOTED([XLOG_SEG_SIZE], [(${wal_segsize} * 1024 * 1024)], [
332 XLOG_SEG_SIZE is the size of a single WAL file. This must be a power of 2
333 and larger than XLOG_BLCKSZ (preferably, a great deal larger than
336 Changing XLOG_SEG_SIZE requires an initdb.
343 # For historical reasons you can also use --with-CC to specify the C compiler
344 # to use, although the standard way to do this is to set the CC environment
346 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
349 aix) pgac_cc_list="gcc xlc";;
350 irix) pgac_cc_list="cc";; # no gcc
351 *) pgac_cc_list="gcc cc";;
354 AC_PROG_CC([$pgac_cc_list])
356 # Check if it's Intel's compiler, which (usually) pretends to be gcc,
357 # but has idiosyncrasies of its own. We assume icc will define
358 # __INTEL_COMPILER regardless of CFLAGS.
359 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
361 @%:@endif], [ICC=[yes]], [ICC=[no]])
368 . "$srcdir/src/template/$template" || exit
370 # CFLAGS are selected so:
371 # If the user specifies something in the environment, that is used.
372 # else: If the template file set something, that is used.
373 # else: If the compiler is GCC, then we use -O2.
374 # else: If the compiler is something else, then we use -0.
376 if test "$ac_env_CFLAGS_set" = set; then
377 CFLAGS=$ac_env_CFLAGS_value
378 elif test "${CFLAGS+set}" = set; then
379 : # (keep what template set)
380 elif test "$GCC" = yes; then
383 # if the user selected debug mode, don't use -O
384 if test "$enable_debug" != yes; then
389 # Some versions of GCC support some additional useful warning flags.
390 # Check whether they are supported, and add them to CFLAGS if so.
391 # ICC pretends to be GCC but it's lying; it doesn't support these options.
393 if test "$GCC" = yes -a "$ICC" = no; then
394 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
395 # These work in some but not all gcc versions
396 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
397 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
398 # Disable strict-aliasing rules; needed for gcc 3.3+
399 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
400 # Disable optimizations that assume no overflow; needed for gcc 4.3+
401 PGAC_PROG_CC_CFLAGS_OPT([-fwrapv])
402 elif test "$ICC" = yes; then
403 # Intel's compiler has a bug/misoptimization in checking for
404 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the CFLAGS.
405 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
406 # Make sure strict aliasing is off (though this is said to be the default)
407 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
408 elif test x"${CC}" = x"xlc"; then
409 # AIX xlc has to have strict aliasing turned off too
410 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
413 # supply -g if --enable-debug
414 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
418 # enable profiling if --enable-profiling
419 if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
420 if test "$GCC" = yes; then
421 AC_DEFINE([PROFILE_PID_DIR], 1,
422 [Define to 1 to allow profiling output to be saved separately for each process.])
423 CFLAGS="$CFLAGS -pg $PLATFORM_PROFILE_FLAGS"
425 AC_MSG_ERROR([--enable-profiling is supported only when using GCC])
429 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
431 # We already have this in Makefile.win32, but configure needs it too
432 if test "$PORTNAME" = "win32"; then
433 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
436 # Check if the compiler still works with the template settings
437 AC_MSG_CHECKING([whether the C compiler still works])
438 AC_TRY_LINK([], [return 0;],
439 [AC_MSG_RESULT(yes)],
441 AC_MSG_ERROR([cannot proceed])])
443 # Defend against gcc -ffast-math
444 if test "$GCC" = yes; then
445 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
447 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
453 # If compiler will take -Wl,--as-needed then add that to LDFLAGS.
454 # This is much easier than trying to filter LIBS to the minimum for each
455 # executable. (Note that shared libraries won't use this switch, though.)
456 # On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
457 if test "$PORTNAME" != "darwin"; then
458 PGAC_PROG_CC_LDFLAGS_OPT([-Wl,--as-needed])
460 PGAC_PROG_CC_LDFLAGS_OPT([-Wl,-dead_strip_dylibs])
463 # Create compiler version string
464 if test x"$GCC" = x"yes" ; then
465 cc_string="GCC `${CC} --version | sed q`"
469 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
470 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
471 [A string containing the version number, platform, and C compiler])
475 # Set up TAS assembly code if needed; the template file has now had its
476 # chance to request this.
478 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
480 if test "$need_tas" = yes ; then
489 # Automatic dependency tracking
491 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
497 # Enable assert checks
499 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
500 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
501 [Define to 1 to build with assertion checks. (--enable-cassert)])])
505 # Include directories
508 IFS="${IFS}${PATH_SEPARATOR}"
509 # SRCH_INC comes from the template file
510 for dir in $with_includes $SRCH_INC; do
511 if test -d "$dir"; then
512 INCLUDES="$INCLUDES -I$dir"
514 AC_MSG_WARN([*** Include directory $dir does not exist.])
522 # Library directories
525 IFS="${IFS}${PATH_SEPARATOR}"
526 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
527 for dir in $LIBRARY_DIRS $SRCH_LIB; do
528 if test -d "$dir"; then
529 LIBDIRS="$LIBDIRS -L$dir"
531 AC_MSG_WARN([*** Library directory $dir does not exist.])
537 # Enable thread-safe client libraries
539 AC_MSG_CHECKING([allow thread-safe client libraries])
540 if test "$PORTNAME" != "win32"; then
541 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
543 # Win32 should always use threads
544 PGAC_ARG_BOOL(enable, thread-safety, yes, [ --enable-thread-safety make client libraries thread-safe])
547 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety despite thread test failure])
548 if test "$enable_thread_safety" = yes -o \
549 "$enable_thread_safety_force" = yes; then
550 enable_thread_safety="yes" # for 'force'
551 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
552 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
554 AC_MSG_RESULT([$enable_thread_safety])
555 AC_SUBST(enable_thread_safety)
558 # Optionally build Tcl modules (PL/Tcl)
560 AC_MSG_CHECKING([whether to build with Tcl])
561 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
562 AC_MSG_RESULT([$with_tcl])
565 # We see if the path to the Tcl/Tk configuration scripts is specified.
566 # This will override the use of tclsh to find the paths to search.
568 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
571 # Optionally build Perl modules (PL/Perl)
573 AC_MSG_CHECKING([whether to build Perl modules])
574 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
575 AC_MSG_RESULT([$with_perl])
579 # Optionally build Python modules (PL/Python)
581 AC_MSG_CHECKING([whether to build Python modules])
582 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
583 AC_MSG_RESULT([$with_python])
584 AC_SUBST(with_python)
589 AC_MSG_CHECKING([whether to build with GSSAPI support])
590 PGAC_ARG_BOOL(with, gssapi, no, [ --with-gssapi build with GSSAPI support],
592 AC_DEFINE(ENABLE_GSS, 1, [Define to build with GSSAPI support. (--with-gssapi)])
593 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
595 AC_MSG_RESULT([$with_gssapi])
596 AC_SUBST(with_gssapi)
601 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
602 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
604 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
605 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
607 AC_MSG_RESULT([$with_krb5])
615 # Kerberos configuration parameters
617 PGAC_ARG_REQ(with, krb-srvnam,
618 [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
620 [with_krb_srvnam="postgres"])
621 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
622 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
628 AC_MSG_CHECKING([whether to build with PAM support])
629 PGAC_ARG_BOOL(with, pam, no,
630 [ --with-pam build with PAM support],
631 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
632 AC_MSG_RESULT([$with_pam])
639 AC_MSG_CHECKING([whether to build with LDAP support])
640 PGAC_ARG_BOOL(with, ldap, no,
641 [ --with-ldap build with LDAP support],
642 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
643 AC_MSG_RESULT([$with_ldap])
650 AC_MSG_CHECKING([whether to build with Bonjour support])
651 PGAC_ARG_BOOL(with, bonjour, no,
652 [ --with-bonjour build with Bonjour support],
653 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
654 AC_MSG_RESULT([$with_bonjour])
655 AC_SUBST(with_bonjour)
661 AC_MSG_CHECKING([whether to build with OpenSSL support])
662 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
663 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
664 AC_MSG_RESULT([$with_openssl])
665 AC_SUBST(with_openssl)
671 PGAC_ARG_BOOL(with, readline, yes,
672 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
673 # readline on MinGW has problems with backslashes in psql and other bugs.
674 # This is particularly a problem with non-US code pages.
675 # Therefore disable its use until we understand the cause. 2004-07-20
676 if test "$PORTNAME" = "win32"; then
677 if test "$with_readline" = yes; then
678 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
687 PGAC_ARG_BOOL(with, libedit-preferred, no,
688 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
694 PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid use OSSP UUID library when building contrib/uuid-ossp])
695 AC_SUBST(with_ossp_uuid)
701 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
702 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
704 if test "$with_libxml" = yes ; then
705 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
706 if test -n "$XML2_CONFIG"; then
707 for pgac_option in `$XML2_CONFIG --cflags`; do
709 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
712 for pgac_option in `$XML2_CONFIG --libs`; do
714 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
720 AC_SUBST(with_libxml)
725 PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt use XSLT support when building contrib/xml2],
726 [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to use XSLT support when building contrib/xml2. (--with-libxslt)])])
729 AC_SUBST(with_libxslt)
734 PGAC_ARG_REQ(with, system-tzdata,
735 [ --with-system-tzdata=DIR use system time zone data in DIR])
736 AC_SUBST(with_system_tzdata)
741 PGAC_ARG_BOOL(with, zlib, yes,
742 [ --without-zlib do not use Zlib])
749 # Assume system is ELF if it predefines __ELF__ as 1,
750 # otherwise believe host_os based default.
752 freebsd1*|freebsd2*) elf=no;;
753 freebsd3*|freebsd4*) elf=yes;;
762 [if test "X$elf" = "Xyes" ; then
773 CPPFLAGS="$CPPFLAGS $INCLUDES"
774 LDFLAGS="$LDFLAGS $LIBDIRS"
776 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
777 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
779 AC_ARG_VAR(LDFLAGS_SL)
783 AC_SUBST(with_gnu_ld)
784 case $host_os in sysv5*)
785 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
787 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
788 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
789 LDFLAGS=$pgac_save_LDFLAGS
791 ld_R_works=$pgac_cv_prog_ld_R
797 AC_PATH_PROG(TAR, tar)
805 if test "$with_perl" = yes; then
806 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
807 PGAC_CHECK_PERL_EMBED_LDFLAGS
810 if test "$with_python" = yes; then
812 PGAC_CHECK_PYTHON_EMBED_SETUP
815 # Supply a numeric version string for use by 3rd party add-ons
816 # awk -F is a regex on some platforms, and not on others, so make "." a tab
817 [PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
819 $AWK '{printf "%d%02d%02d", $1, $2, (NF >= 3) ? $3 : 0}'`"]
820 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
825 ## Most libraries are included only if they demonstrably provide a function
826 ## we need, but libm is an exception: always include it, because there are
827 ## too many compilers that play cute optimization games that will break
828 ## probes for standard functions such as pow().
831 AC_CHECK_LIB(m, main)
832 AC_SEARCH_LIBS(setproctitle, util)
833 AC_SEARCH_LIBS(dlopen, dl)
834 AC_SEARCH_LIBS(socket, [socket wsock32])
835 AC_SEARCH_LIBS(shl_load, dld)
836 # We only use libld in port/dynloader/aix.c
839 AC_SEARCH_LIBS(ldopen, ld)
842 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
843 AC_SEARCH_LIBS(crypt, crypt)
845 AC_SEARCH_LIBS(fdatasync, [rt posix4])
847 AC_SEARCH_LIBS(shmget, cygipc)
849 if test "$with_readline" = yes; then
851 if test x"$pgac_cv_check_readline" = x"no"; then
852 AC_MSG_ERROR([readline library not found
853 If you have readline already installed, see config.log for details on the
854 failure. It is possible the compiler isn't looking in the proper directory.
855 Use --without-readline to disable readline support.])
859 if test "$with_zlib" = yes; then
860 AC_CHECK_LIB(z, inflate, [],
861 [AC_MSG_ERROR([zlib library not found
862 If you have zlib already installed, see config.log for details on the
863 failure. It is possible the compiler isn't looking in the proper directory.
864 Use --without-zlib to disable zlib support.])])
867 if test "$enable_spinlocks" = yes; then
868 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
871 *** Not using spinlocks will cause poor performance.])
874 if test "$with_gssapi" = yes ; then
875 if test "$PORTNAME" != "win32"; then
876 AC_SEARCH_LIBS(gss_init_sec_context, [gssapi_krb5 gss 'gssapi -lkrb5 -lcrypto'], [],
877 [AC_MSG_ERROR([could not find function 'gss_init_sec_context' required for GSSAPI])])
879 LIBS="$LIBS -lgssapi32"
883 if test "$with_krb5" = yes ; then
884 if test "$PORTNAME" != "win32"; then
885 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
886 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
887 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
888 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
890 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
891 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
895 if test "$with_openssl" = yes ; then
897 if test "$PORTNAME" != "win32"; then
898 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
899 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
901 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
902 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
906 if test "$with_pam" = yes ; then
907 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
910 if test "$with_libxml" = yes ; then
911 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
914 if test "$with_libxslt" = yes ; then
915 AC_CHECK_LIB(xslt, xsltCleanupGlobals, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
918 # for contrib/uuid-ossp
919 if test "$with_ossp_uuid" = yes ; then
920 AC_CHECK_LIB(ossp-uuid, uuid_export,
921 [OSSP_UUID_LIBS="-lossp-uuid"],
922 [AC_CHECK_LIB(uuid, uuid_export,
923 [OSSP_UUID_LIBS="-luuid"],
924 [AC_MSG_ERROR([library 'ossp-uuid' or 'uuid' is required for OSSP-UUID])])])
926 AC_SUBST(OSSP_UUID_LIBS)
933 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
934 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])
936 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
937 # netinet/in.h is included first.
938 AC_CHECK_HEADERS(netinet/in.h)
939 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
941 #ifdef HAVE_NETINET_IN_H
942 #include <netinet/in.h>
946 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
947 AC_CHECK_HEADERS(readline/readline.h, [],
948 [AC_CHECK_HEADERS(readline.h, [],
949 [AC_MSG_ERROR([readline header not found
950 If you have readline already installed, see config.log for details on the
951 failure. It is possible the compiler isn't looking in the proper directory.
952 Use --without-readline to disable readline support.])])])
953 AC_CHECK_HEADERS(readline/history.h, [],
954 [AC_CHECK_HEADERS(history.h, [],
955 [AC_MSG_ERROR([history header not found
956 If you have readline already installed, see config.log for details on the
957 failure. It is possible the compiler isn't looking in the proper directory.
958 Use --without-readline to disable readline support.])])])
961 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
962 # Some installations of libedit usurp /usr/include/readline/, which seems
963 # bad practice, since in combined installations readline will have its headers
964 # there. We might have to resort to AC_EGREP checks to make sure we found
965 # the proper header...
966 AC_CHECK_HEADERS(editline/readline.h, [],
967 [AC_CHECK_HEADERS(readline.h, [],
968 [AC_CHECK_HEADERS(readline/readline.h, [],
969 [AC_MSG_ERROR([readline header not found
970 If you have libedit already installed, see config.log for details on the
971 failure. It is possible the compiler isn't looking in the proper directory.
972 Use --without-readline to disable libedit support.])])])])
973 # Note: in a libedit installation, history.h is sometimes a dummy, and may
974 # not be there at all. Hence, don't complain if not found. We must check
975 # though, since in yet other versions it is an independent header.
976 AC_CHECK_HEADERS(editline/history.h, [],
977 [AC_CHECK_HEADERS(history.h, [],
978 [AC_CHECK_HEADERS(readline/history.h)])])
981 if test "$with_zlib" = yes; then
982 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
983 If you have zlib already installed, see config.log for details on the
984 failure. It is possible the compiler isn't looking in the proper directory.
985 Use --without-zlib to disable zlib support.])])
988 if test "$with_gssapi" = yes ; then
989 AC_CHECK_HEADERS(gssapi/gssapi.h, [],
990 [AC_CHECK_HEADERS(gssapi.h, [], [AC_MSG_ERROR([gssapi.h header file is required for GSSAPI])])])
993 if test "$with_krb5" = yes ; then
994 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
997 if test "$with_openssl" = yes ; then
998 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
999 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
1000 AC_CHECK_FUNCS([ERR_set_mark])
1003 if test "$with_pam" = yes ; then
1004 AC_CHECK_HEADERS(security/pam_appl.h, [],
1005 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
1006 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
1009 if test "$with_libxml" = yes ; then
1010 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
1013 if test "$with_libxslt" = yes ; then
1014 AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
1017 if test "$with_ldap" = yes ; then
1018 if test "$PORTNAME" != "win32"; then
1019 AC_CHECK_HEADERS(ldap.h, [],
1020 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
1022 AC_CHECK_HEADERS(winldap.h, [],
1023 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
1024 [AC_INCLUDES_DEFAULT
1025 #include <windows.h>
1030 if test "$with_bonjour" = yes ; then
1031 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
1034 # for contrib/uuid-ossp
1035 if test "$with_ossp_uuid" = yes ; then
1036 AC_CHECK_HEADERS(ossp/uuid.h, [], [
1037 AC_CHECK_HEADERS(uuid.h, [],
1038 [AC_MSG_ERROR([header file <ossp/uuid.h> or <uuid.h> is required for OSSP-UUID])])])
1043 ## Types, structures, compiler characteristics
1046 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
1053 PGAC_C_FUNCNAME_SUPPORT
1054 PGAC_STRUCT_TIMEZONE
1056 PGAC_STRUCT_SOCKADDR_UN
1057 PGAC_STRUCT_SOCKADDR_STORAGE
1058 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
1059 PGAC_STRUCT_ADDRINFO
1061 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
1062 [#include <sys/param.h>
1063 #include <sys/types.h>
1064 #include <sys/socket.h>
1065 #include <sys/ucred.h>])
1067 AC_CHECK_TYPES([struct option], [], [],
1068 [#ifdef HAVE_GETOPT_H
1072 if test "$with_zlib" = yes; then
1073 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
1074 # did not). While we could work around the lack of z_streamp, it
1075 # seems unwise to encourage people to use such old zlib versions...
1076 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
1077 Use --without-zlib to disable zlib support.])],
1078 [#include <zlib.h>])
1081 if test "$with_krb5" = yes; then
1082 # Check for differences between MIT and Heimdal (KTH) releases
1083 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
1084 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
1085 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
1086 [#include <krb5.h>])],
1087 [#include <krb5.h>])
1088 AC_CHECK_MEMBERS(krb5_error.text.data, [],
1089 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
1090 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
1091 [#include <krb5.h>])],
1092 [#include <krb5.h>])
1094 # Win32 requires headers to be loaded for __stdcall, so can't use
1095 # AC_CHECK_FUNCS here.
1096 AC_MSG_CHECKING(for krb5_free_unparsed_name)
1097 AC_TRY_LINK([#include <krb5.h>],
1098 [krb5_free_unparsed_name(NULL,NULL);],
1099 [AC_DEFINE(HAVE_KRB5_FREE_UNPARSED_NAME, 1, [Define to 1 if you have krb5_free_unparsed_name])
1100 AC_MSG_RESULT(yes)],
1101 [AC_MSG_RESULT(no)])
1106 ## Functions, global variables
1109 PGAC_VAR_INT_TIMEZONE
1110 AC_FUNC_ACCEPT_ARGTYPES
1111 PGAC_FUNC_GETTIMEOFDAY_1ARG
1113 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
1115 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
1116 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
1117 AC_CHECK_DECLS([strlcat, strlcpy])
1118 # This is probably only present on Darwin, but may as well check always
1119 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
1122 AC_CHECK_TYPE([struct sockaddr_in6],
1123 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
1126 [$ac_includes_default
1127 #include <netinet/in.h>])
1130 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
1132 [#include <machine/vmparam.h>
1133 #include <sys/exec.h>
1135 [PS_STRINGS->ps_nargvstr = 1;
1136 PS_STRINGS->ps_argvstr = "foo";],
1137 [pgac_cv_var_PS_STRINGS=yes],
1138 [pgac_cv_var_PS_STRINGS=no])])
1139 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
1140 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
1144 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
1145 # is missing. Yes, there are machines that have only one. We may
1146 # also decide to use snprintf.c if snprintf() is present but does not
1147 # have all the features we need --- see below.
1149 if test "$PORTNAME" = "win32"; then
1150 # Win32 gets snprintf.c built unconditionally.
1152 # To properly translate all NLS languages strings, we must support the
1153 # *printf() %$ format, which allows *printf() arguments to be selected
1154 # by position in the translated string.
1156 # libintl versions < 0.13 use the native *printf() functions, and Win32
1157 # *printf() doesn't understand %$, so we must use our /port versions,
1158 # which do understand %$. libintl versions >= 0.13 include their own
1159 # *printf versions on Win32. The libintl 0.13 release note text is:
1161 # C format strings with positions, as they arise when a translator
1162 # needs to reorder a sentence, are now supported on all platforms.
1163 # On those few platforms (NetBSD and Woe32) for which the native
1164 # printf()/fprintf()/... functions don't support such format
1165 # strings, replacements are provided through <libintl.h>.
1167 # We could use libintl >= 0.13's *printf() if we were sure that we had
1168 # a litint >= 0.13 at runtime, but seeing that there is no clean way
1169 # to guarantee that, it is best to just use our own, so we are sure to
1170 # get %$ support. In include/port.h we disable the *printf() macros
1171 # that might have been defined by libintl.
1173 # We do this unconditionally whether NLS is used or not so we are sure
1174 # that all Win32 libraries and binaries behave the same.
1175 pgac_need_repl_snprintf=yes
1177 pgac_need_repl_snprintf=no
1178 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
1179 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
1183 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
1184 # include/c.h will provide declarations. Note this is a separate test
1185 # from whether the functions exist in the C library --- there are
1186 # systems that have the functions but don't bother to declare them :-(
1188 AC_CHECK_DECLS([snprintf, vsnprintf])
1191 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1192 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1197 [return isinf(glob_double) ? 0 : 1;],
1198 [ac_cv_func_isinf=yes],
1199 [ac_cv_func_isinf=no])])
1201 if test $ac_cv_func_isinf = yes ; then
1202 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1205 # Look for a way to implement a substitute for isinf()
1206 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1209 # Some versions of libedit contain strlcpy(); so disregard that library while
1210 # checking for these standard libc functions.
1211 pgac_save_LIBS="$LIBS"
1212 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1214 AC_REPLACE_FUNCS([crypt getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1216 LIBS="$pgac_save_LIBS"
1218 # System's version of getaddrinfo(), if any, may be used only if we found
1219 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1220 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1221 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1222 # because we want to use our own getaddrinfo.c on Windows anyway.)
1223 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1224 AC_REPLACE_FUNCS([getaddrinfo])
1226 AC_LIBOBJ(getaddrinfo)
1229 # Similarly, use system's getopt_long() only if system provides struct option.
1230 # Solaris' getopt() doesn't do what we want for long options, so always use
1231 # our versions on that platform.
1232 if test "$PORTNAME" = "solaris"; then
1234 AC_LIBOBJ(getopt_long)
1235 elif test x"$ac_cv_type_struct_option" = xyes ; then
1236 AC_REPLACE_FUNCS([getopt_long])
1238 AC_LIBOBJ(getopt_long)
1242 if test "$PORTNAME" = "win32"; then
1243 AC_REPLACE_FUNCS(gettimeofday)
1247 AC_LIBOBJ(win32error)
1248 AC_DEFINE([HAVE_SYMLINK], 1,
1249 [Define to 1 if you have the `symlink' function.])
1252 if test "$with_readline" = yes; then
1253 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1254 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1255 AC_CHECK_FUNCS([replace_history_entry])
1259 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1260 dnl (especially on GNU libc)
1261 dnl See also comments in c.h.
1262 AC_MSG_CHECKING(for sigsetjmp)
1263 AC_TRY_LINK([#include <setjmp.h>],
1264 [sigjmp_buf x; sigsetjmp(x, 1);],
1265 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1266 AC_MSG_RESULT(yes)],
1267 [AC_MSG_RESULT(no)])
1271 AC_CHECK_FUNC(syslog,
1272 [AC_CHECK_HEADER(syslog.h,
1273 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1275 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1276 [AC_TRY_LINK([#include <unistd.h>],
1277 [extern int optreset; optreset = 1;],
1278 [pgac_cv_var_int_optreset=yes],
1279 [pgac_cv_var_int_optreset=no])])
1280 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1281 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1284 AC_CHECK_FUNCS([strtoll strtoq], [break])
1285 AC_CHECK_FUNCS([strtoull strtouq], [break])
1287 # Check for one of atexit() or on_exit()
1288 AC_CHECK_FUNCS(atexit, [],
1289 [AC_CHECK_FUNCS(on_exit, [],
1290 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1292 AC_REPLACE_FUNCS(fseeko)
1294 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1296 AC_DEFINE(HAVE_FSEEKO, 1, [Define to 1 because replacement version used.])
1297 ac_cv_func_fseeko=yes;;
1306 # For each platform, we need to know about any special compile and link
1307 # libraries, and whether the normal C function names are thread-safe.
1308 # See the comment at the top of src/port/thread.c for more information.
1309 # WIN32 doesn't need the pthread tests; it always uses threads
1310 if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1311 ACX_PTHREAD # set thread flags
1313 # Some platforms use these, so just defineed them. They can't hurt if they
1314 # are not supported.
1315 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1318 # At this point, we don't want to muck with the compiler name for threading.
1319 # Let's see who fails, perhaps AIX. 2004-04-23
1320 if test "$PTHREAD_CC" != "$CC"; then
1322 PostgreSQL does not support platforms that require a special compiler
1323 for thread safety.])
1326 if test "$THREAD_SUPPORT" = no; then
1327 AC_MSG_ERROR([cannot enable threads on this platform
1328 This platform is known to not support thread-safe programs. For details,
1329 compile and run src/bin/pg_thread_test.])
1332 # Check for *_r functions
1335 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1336 LIBS="$LIBS $PTHREAD_LIBS"
1338 if test "$PORTNAME" != "win32"; then
1339 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1342 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1344 # Do test here with the proper thread flags
1345 PGAC_FUNC_GETPWUID_R_5ARG
1346 PGAC_FUNC_STRERROR_R_INT
1352 # do not use values from template file
1357 AC_SUBST(PTHREAD_CFLAGS)
1358 AC_SUBST(PTHREAD_LIBS)
1361 # We can test for libldap_r only after we know PTHREAD_LIBS
1362 if test "$with_ldap" = yes ; then
1364 if test "$PORTNAME" != "win32"; then
1365 AC_CHECK_LIB(ldap, ldap_bind, [],
1366 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1368 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1369 if test "$enable_thread_safety" = yes; then
1370 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1371 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1372 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1373 [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1374 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1376 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1379 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1380 LDAP_LIBS_FE="-lwldap32"
1381 LDAP_LIBS_BE="-lwldap32"
1385 AC_SUBST(LDAP_LIBS_FE)
1386 AC_SUBST(LDAP_LIBS_BE)
1389 # This test makes sure that run tests work at all. Sometimes a shared
1390 # library is found by the linker, but the runtime linker can't find it.
1391 # This check should come after all modifications of compiler or linker
1392 # variables, and before any other run tests.
1393 AC_MSG_CHECKING([test program])
1394 AC_TRY_RUN([int main() { return 0; }],
1395 [AC_MSG_RESULT(ok)],
1396 [AC_MSG_RESULT(failed)
1398 Could not execute a simple test program. This may be a problem
1399 related to locating shared libraries. Check the file 'config.log'
1400 for the exact reason.]])],
1401 [AC_MSG_RESULT([cross-compiling])])
1403 # --------------------
1404 # Run tests below here
1405 # --------------------
1407 # Force use of our snprintf if system's doesn't do arg control
1408 # See comment above at snprintf test for details.
1409 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1410 PGAC_FUNC_PRINTF_ARG_CONTROL
1411 if test $pgac_cv_printf_arg_control != yes ; then
1412 pgac_need_repl_snprintf=yes
1417 dnl Check to see if we have a working 64-bit integer type.
1418 dnl This breaks down into two steps:
1419 dnl (1) figure out if the compiler has a 64-bit int type with working
1420 dnl arithmetic, and if so
1421 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1422 dnl snprintf is the only library routine we really need for int8 support.)
1423 dnl It's entirely possible to have a compiler that handles a 64-bit type
1424 dnl when the C library doesn't; this is fairly likely when using gcc on
1425 dnl an older platform, for example.
1426 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1427 dnl we force our own version of snprintf() to be used instead.
1428 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1430 PGAC_TYPE_64BIT_INT([long int])
1432 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1433 PGAC_TYPE_64BIT_INT([long long int])
1437 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1439 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1441 #define INT64CONST(x) x##LL
1442 long long int foo = INT64CONST(0x1234567890123456);
1445 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1450 # If we found "long int" is 64 bits, assume snprintf handles it. If
1451 # we found we need to use "long long int", better check. We cope with
1452 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1453 # work, fall back to our own snprintf emulation (which we know uses %lld).
1455 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1456 if test $pgac_need_repl_snprintf = no; then
1457 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1458 if test "$LONG_LONG_INT_FORMAT" = ""; then
1459 # Force usage of our own snprintf, since system snprintf is broken
1460 pgac_need_repl_snprintf=yes
1461 LONG_LONG_INT_FORMAT='%lld'
1464 # Here if we previously decided we needed to use our own snprintf
1465 LONG_LONG_INT_FORMAT='%lld'
1467 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1468 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1469 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1471 # Here if we are not using 'long long int' at all
1472 INT64_FORMAT='"%ld"'
1473 UINT64_FORMAT='"%lu"'
1476 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1477 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1479 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1480 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1482 # Now we have checked all the reasons to replace snprintf
1483 if test $pgac_need_repl_snprintf = yes; then
1484 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1488 # Need a #define for the size of Datum (unsigned long)
1489 AC_CHECK_SIZEOF([unsigned long])
1491 # And one for the size of size_t (enables tweaks for > 32bit address space)
1492 AC_CHECK_SIZEOF([size_t])
1494 # Decide whether float4 is passed by value: user-selectable, enabled by default
1495 AC_MSG_CHECKING([whether to build with float4 passed by value])
1496 PGAC_ARG_BOOL(enable, float4-byval, yes, [ --disable-float4-byval disable float4 passed by value],
1497 [AC_DEFINE([USE_FLOAT4_BYVAL], 1,
1498 [Define to 1 if you want float4 values to be passed by value. (--enable-float4-byval)])
1499 float4passbyval=true],
1500 [float4passbyval=false])
1501 AC_MSG_RESULT([$enable_float4_byval])
1502 AC_DEFINE_UNQUOTED([FLOAT4PASSBYVAL], [$float4passbyval], [float4 values are passed by value if 'true', by reference if 'false'])
1504 # Decide whether float8 is passed by value.
1505 # Note: this setting also controls int8 and related types such as timestamp.
1506 # If sizeof(Datum) >= 8, this is user-selectable, enabled by default.
1507 # If not, trying to select it is an error.
1508 AC_MSG_CHECKING([whether to build with float8 passed by value])
1509 if test $ac_cv_sizeof_unsigned_long -ge 8 ; then
1510 PGAC_ARG_BOOL(enable, float8-byval, yes, [ --disable-float8-byval disable float8 passed by value])
1512 PGAC_ARG_BOOL(enable, float8-byval, no, [ --disable-float8-byval disable float8 passed by value])
1513 if test "$enable_float8_byval" = yes ; then
1514 AC_MSG_ERROR([--enable-float8-byval is not supported on 32-bit platforms.])
1517 if test "$enable_float8_byval" = yes ; then
1518 AC_DEFINE([USE_FLOAT8_BYVAL], 1,
1519 [Define to 1 if you want float8, int8, etc values to be passed by value. (--enable-float8-byval)])
1520 float8passbyval=true
1522 float8passbyval=false
1524 AC_MSG_RESULT([$enable_float8_byval])
1525 AC_DEFINE_UNQUOTED([FLOAT8PASSBYVAL], [$float8passbyval], [float8, int8, and related values are passed by value if 'true', by reference if 'false'])
1527 # Determine memory alignment requirements for the basic C data types.
1529 AC_CHECK_ALIGNOF(short)
1530 AC_CHECK_ALIGNOF(int)
1531 AC_CHECK_ALIGNOF(long)
1532 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1533 AC_CHECK_ALIGNOF(long long int)
1535 AC_CHECK_ALIGNOF(double)
1537 # Compute maximum alignment of any basic type.
1538 # We assume long's alignment is at least as strong as char, short, or int;
1539 # but we must check long long (if it exists) and double.
1541 MAX_ALIGNOF=$ac_cv_alignof_long
1542 if test $MAX_ALIGNOF -lt $ac_cv_alignof_double ; then
1543 MAX_ALIGNOF=$ac_cv_alignof_double
1545 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $ac_cv_alignof_long_long_int ; then
1546 MAX_ALIGNOF="$ac_cv_alignof_long_long_int"
1548 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1551 # Some platforms predefine the types int8, int16, etc. Only check
1552 # a (hopefully) representative subset.
1553 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1555 #ifdef HAVE_SUPPORTDEFS_H
1556 #include <SupportDefs.h>
1559 # We also check for sig_atomic_t, which *should* be defined per ANSI
1560 # C, but is missing on some old platforms.
1561 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1564 # If the user did not disable integer datetimes, check that
1565 # there is a working 64-bit integral type to use.
1566 if test x"$USE_INTEGER_DATETIMES" = x"yes" &&
1567 test x"$HAVE_LONG_INT_64" = x"no" &&
1568 test x"$HAVE_LONG_LONG_INT_64" = x"no" &&
1569 test x"$HAVE_INT64" = x"no" ; then
1571 Integer-based datetime support requires a 64-bit integer type,
1572 but no such type could be found. The --disable-integer-datetimes
1573 configure option can be used to disable integer-based storage
1574 of datetime values.])
1578 if test "$PORTNAME" != "win32"
1580 PGAC_FUNC_POSIX_SIGNALS
1581 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1583 Thread-safety requires POSIX signals, which are not supported by this
1588 if test $ac_cv_func_fseeko = yes; then
1592 # Check for largefile support (must be after AC_SYS_LARGEFILE)
1593 AC_CHECK_SIZEOF([off_t])
1595 # If we don't have largefile support, can't handle segsize >= 2GB.
1596 if test "$ac_cv_sizeof_off_t" -lt 8 -a "$segsize" != "1"; then
1597 AC_MSG_ERROR([Large file support is not enabled. Segment size cannot be larger than 1GB.])
1600 # SunOS doesn't handle negative byte comparisons properly with +/- return
1604 # Select semaphore implementation type.
1605 if test "$PORTNAME" != "win32"; then
1606 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1607 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1608 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1610 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1611 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1612 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1614 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1615 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1619 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1620 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1624 # Select shared-memory implementation type.
1625 if test "$PORTNAME" != "win32"; then
1626 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1627 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1629 AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
1630 SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
1633 # If not set in template file, set bytes to use libc memset()
1634 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1635 MEMSET_LOOP_LIMIT=1024
1637 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1640 if test "$enable_nls" = yes ; then
1644 # Check for Tcl configuration script tclConfig.sh
1645 if test "$with_tcl" = yes; then
1646 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1647 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1648 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1649 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1650 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1651 ac_save_CPPFLAGS=$CPPFLAGS
1652 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1653 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1654 CPPFLAGS=$ac_save_CPPFLAGS
1658 # Check for DocBook and tools
1662 PGAC_CHECK_DOCBOOK(4.2)
1663 PGAC_PATH_DOCBOOK_STYLESHEETS
1664 PGAC_PATH_COLLATEINDEX
1665 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1669 # We have to run the thread test near the end so we have all our symbols
1670 # defined. Cross compiling throws a warning.
1672 if test "$enable_thread_safety_force" = yes; then
1673 if test "$PORTNAME" != "win32"
1676 *** Skipping thread test program. --enable-thread-safety-force was used.
1677 *** Run the program in src/test/thread on the your machine and add proper
1678 *** locking function calls to your applications to guarantee thread safety.
1681 AC_MSG_WARN([*** skipping thread test on Win32])
1683 elif test "$enable_thread_safety" = yes; then
1684 if test "$PORTNAME" != "win32"
1686 AC_MSG_CHECKING([thread safety of required library functions])
1690 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1691 LIBS="$LIBS $PTHREAD_LIBS"
1692 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1693 [AC_MSG_RESULT(yes)],
1695 AC_MSG_ERROR([thread test program failed
1696 This platform is not thread-safe. Check the file 'config.log'for the
1699 You can use the configure option --enable-thread-safety-force to force
1700 threads to be enabled. But you must then run the program in
1701 src/test/thread and add locking function calls to your applications to
1702 guarantee thread safety.])],
1703 [AC_MSG_RESULT(maybe)
1705 *** Skipping thread test program because of cross-compile build.
1706 *** Run the program in src/test/thread on the target machine.
1711 AC_MSG_WARN([*** skipping thread test on Win32])
1715 # prepare build tree if outside source tree
1716 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1717 # Note 2: /bin/pwd might be better than shell's built-in at getting
1718 # a symlink-free name.
1719 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1723 if test "$no_create" != yes; then
1724 _AS_ECHO_N([preparing build tree... ])
1725 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1726 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1727 || AC_MSG_ERROR(failed)
1731 AC_SUBST(vpath_build)
1734 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1737 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1738 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1739 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1740 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1741 src/include/pg_config_os.h:src/include/port/${template}.h
1742 src/Makefile.port:src/makefiles/Makefile.${template}
1745 if test "$PORTNAME" = "win32"; then
1746 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1747 # Links sometimes fail undetected on Mingw -
1748 # so here we detect it and warn the user
1749 for FILE in $CONFIG_LINKS
1751 # test -e works for symlinks in the MinGW console
1752 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1757 AC_CONFIG_HEADERS([src/include/pg_config.h],
1759 # Update timestamp for pg_config.h (see Makefile.global)
1760 echo >src/include/stamp-h
1763 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1767 # Warn about unknown options