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 $PLATFORM_PROFILE_FLAGS"
425 AC_MSG_ERROR([--enable-profiling is supported only when using GCC])
429 # We already have this in Makefile.win32, but configure needs it too
430 if test "$PORTNAME" = "win32"; then
431 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
434 # Check if the compiler still works with the template settings
435 AC_MSG_CHECKING([whether the C compiler still works])
436 AC_TRY_LINK([], [return 0;],
437 [AC_MSG_RESULT(yes)],
439 AC_MSG_ERROR([cannot proceed])])
441 # Defend against gcc -ffast-math
442 if test "$GCC" = yes; then
443 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
445 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
451 # Create compiler version string
452 if test x"$GCC" = x"yes" ; then
453 cc_string="GCC `${CC} --version | sed q`"
457 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
458 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
459 [A string containing the version number, platform, and C compiler])
463 # Set up TAS assembly code if needed; the template file has now had its
464 # chance to request this.
466 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
468 if test "$need_tas" = yes ; then
477 # Automatic dependency tracking
479 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
485 # Enable assert checks
487 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
488 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
489 [Define to 1 to build with assertion checks. (--enable-cassert)])])
493 # Include directories
496 IFS="${IFS}${PATH_SEPARATOR}"
497 # SRCH_INC comes from the template file
498 for dir in $with_includes $SRCH_INC; do
499 if test -d "$dir"; then
500 INCLUDES="$INCLUDES -I$dir"
502 AC_MSG_WARN([*** Include directory $dir does not exist.])
510 # Library directories
513 IFS="${IFS}${PATH_SEPARATOR}"
514 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
515 for dir in $LIBRARY_DIRS $SRCH_LIB; do
516 if test -d "$dir"; then
517 LIBDIRS="$LIBDIRS -L$dir"
519 AC_MSG_WARN([*** Library directory $dir does not exist.])
525 # Enable thread-safe client libraries
527 AC_MSG_CHECKING([allow thread-safe client libraries])
528 if test "$PORTNAME" != "win32"; then
529 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
531 # Win32 should always use threads
532 PGAC_ARG_BOOL(enable, thread-safety, yes, [ --enable-thread-safety make client libraries thread-safe])
535 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety despite thread test failure])
536 if test "$enable_thread_safety" = yes -o \
537 "$enable_thread_safety_force" = yes; then
538 enable_thread_safety="yes" # for 'force'
539 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
540 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
542 AC_MSG_RESULT([$enable_thread_safety])
543 AC_SUBST(enable_thread_safety)
546 # Optionally build Tcl modules (PL/Tcl)
548 AC_MSG_CHECKING([whether to build with Tcl])
549 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
550 AC_MSG_RESULT([$with_tcl])
553 # We see if the path to the Tcl/Tk configuration scripts is specified.
554 # This will override the use of tclsh to find the paths to search.
556 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
559 # Optionally build Perl modules (PL/Perl)
561 AC_MSG_CHECKING([whether to build Perl modules])
562 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
563 AC_MSG_RESULT([$with_perl])
567 # Optionally build Python modules (PL/Python)
569 AC_MSG_CHECKING([whether to build Python modules])
570 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
571 AC_MSG_RESULT([$with_python])
572 AC_SUBST(with_python)
577 AC_MSG_CHECKING([whether to build with GSSAPI support])
578 PGAC_ARG_BOOL(with, gssapi, no, [ --with-gssapi build with GSSAPI support],
580 AC_DEFINE(ENABLE_GSS, 1, [Define to build with GSSAPI support. (--with-gssapi)])
581 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
583 AC_MSG_RESULT([$with_gssapi])
584 AC_SUBST(with_gssapi)
589 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
590 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
592 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
593 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
595 AC_MSG_RESULT([$with_krb5])
603 # Kerberos configuration parameters
605 PGAC_ARG_REQ(with, krb-srvnam,
606 [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
608 [with_krb_srvnam="postgres"])
609 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
610 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
616 AC_MSG_CHECKING([whether to build with PAM support])
617 PGAC_ARG_BOOL(with, pam, no,
618 [ --with-pam build with PAM support],
619 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
620 AC_MSG_RESULT([$with_pam])
627 AC_MSG_CHECKING([whether to build with LDAP support])
628 PGAC_ARG_BOOL(with, ldap, no,
629 [ --with-ldap build with LDAP support],
630 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
631 AC_MSG_RESULT([$with_ldap])
638 AC_MSG_CHECKING([whether to build with Bonjour support])
639 PGAC_ARG_BOOL(with, bonjour, no,
640 [ --with-bonjour build with Bonjour support],
641 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
642 AC_MSG_RESULT([$with_bonjour])
643 AC_SUBST(with_bonjour)
649 AC_MSG_CHECKING([whether to build with OpenSSL support])
650 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
651 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
652 AC_MSG_RESULT([$with_openssl])
653 AC_SUBST(with_openssl)
659 PGAC_ARG_BOOL(with, readline, yes,
660 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
661 # readline on MinGW has problems with backslashes in psql and other bugs.
662 # This is particularly a problem with non-US code pages.
663 # Therefore disable its use until we understand the cause. 2004-07-20
664 if test "$PORTNAME" = "win32"; then
665 if test "$with_readline" = yes; then
666 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
675 PGAC_ARG_BOOL(with, libedit-preferred, no,
676 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
682 PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid use OSSP UUID library when building contrib/uuid-ossp])
683 AC_SUBST(with_ossp_uuid)
689 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
690 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
692 if test "$with_libxml" = yes ; then
693 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
694 if test -n "$XML2_CONFIG"; then
695 for pgac_option in `$XML2_CONFIG --cflags`; do
697 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
700 for pgac_option in `$XML2_CONFIG --libs`; do
702 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
708 AC_SUBST(with_libxml)
713 PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt use XSLT support when building contrib/xml2],
714 [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to use XSLT support when building contrib/xml2. (--with-libxslt)])])
717 AC_SUBST(with_libxslt)
722 PGAC_ARG_REQ(with, system-tzdata,
723 [ --with-system-tzdata=DIR use system time zone data in DIR])
724 AC_SUBST(with_system_tzdata)
729 PGAC_ARG_BOOL(with, zlib, yes,
730 [ --without-zlib do not use Zlib])
737 # Assume system is ELF if it predefines __ELF__ as 1,
738 # otherwise believe host_os based default.
740 freebsd1*|freebsd2*) elf=no;;
741 freebsd3*|freebsd4*) elf=yes;;
750 [if test "X$elf" = "Xyes" ; then
761 CPPFLAGS="$CPPFLAGS $INCLUDES"
762 LDFLAGS="$LDFLAGS $LIBDIRS"
764 AC_ARG_VAR(LDFLAGS_SL)
768 AC_SUBST(with_gnu_ld)
769 case $host_os in sysv5*)
770 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
772 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
773 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
774 LDFLAGS=$pgac_save_LDFLAGS
776 ld_R_works=$pgac_cv_prog_ld_R
782 AC_PATH_PROG(TAR, tar)
790 if test "$with_perl" = yes; then
791 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
792 PGAC_CHECK_PERL_EMBED_LDFLAGS
795 if test "$with_python" = yes; then
797 PGAC_CHECK_PYTHON_EMBED_SETUP
800 # Supply a numeric version string for use by 3rd party add-ons
801 # awk -F is a regex on some platforms, and not on others, so make "." a tab
802 [PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
804 $AWK '{printf "%d%02d%02d", $1, $2, (NF >= 3) ? $3 : 0}'`"]
805 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
810 ## Most libraries are included only if they demonstrably provide a function
811 ## we need, but libm is an exception: always include it, because there are
812 ## too many compilers that play cute optimization games that will break
813 ## probes for standard functions such as pow().
816 AC_CHECK_LIB(m, main)
817 AC_SEARCH_LIBS(setproctitle, util)
818 AC_SEARCH_LIBS(dlopen, dl)
819 AC_SEARCH_LIBS(socket, [socket wsock32])
820 AC_SEARCH_LIBS(shl_load, dld)
821 # We only use libld in port/dynloader/aix.c
824 AC_SEARCH_LIBS(ldopen, ld)
827 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
828 AC_SEARCH_LIBS(crypt, crypt)
830 AC_SEARCH_LIBS(fdatasync, [rt posix4])
832 AC_SEARCH_LIBS(shmget, cygipc)
834 if test "$with_readline" = yes; then
836 if test x"$pgac_cv_check_readline" = x"no"; then
837 AC_MSG_ERROR([readline library not found
838 If you have readline already installed, see config.log for details on the
839 failure. It is possible the compiler isn't looking in the proper directory.
840 Use --without-readline to disable readline support.])
844 if test "$with_zlib" = yes; then
845 AC_CHECK_LIB(z, inflate, [],
846 [AC_MSG_ERROR([zlib library not found
847 If you have zlib already installed, see config.log for details on the
848 failure. It is possible the compiler isn't looking in the proper directory.
849 Use --without-zlib to disable zlib support.])])
852 if test "$enable_spinlocks" = yes; then
853 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
856 *** Not using spinlocks will cause poor performance.])
859 if test "$with_gssapi" = yes ; then
860 if test "$PORTNAME" != "win32"; then
861 AC_SEARCH_LIBS(gss_init_sec_context, [gssapi_krb5 gss 'gssapi -lkrb5 -lcrypto'], [],
862 [AC_MSG_ERROR([could not find function 'gss_init_sec_context' required for GSSAPI])])
864 LIBS="$LIBS -lgssapi32"
868 if test "$with_krb5" = yes ; then
869 if test "$PORTNAME" != "win32"; then
870 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
871 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
872 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
873 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
875 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
876 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
880 if test "$with_openssl" = yes ; then
882 if test "$PORTNAME" != "win32"; then
883 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
884 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
886 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
887 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
891 if test "$with_pam" = yes ; then
892 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
895 if test "$with_libxml" = yes ; then
896 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
899 if test "$with_libxslt" = yes ; then
900 AC_CHECK_LIB(xslt, xsltCleanupGlobals, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
903 # for contrib/uuid-ossp
904 if test "$with_ossp_uuid" = yes ; then
905 AC_CHECK_LIB(ossp-uuid, uuid_export,
906 [OSSP_UUID_LIBS="-lossp-uuid"],
907 [AC_CHECK_LIB(uuid, uuid_export,
908 [OSSP_UUID_LIBS="-luuid"],
909 [AC_MSG_ERROR([library 'ossp-uuid' or 'uuid' is required for OSSP-UUID])])])
911 AC_SUBST(OSSP_UUID_LIBS)
918 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
919 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])
921 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
922 # netinet/in.h is included first.
923 AC_CHECK_HEADERS(netinet/in.h)
924 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
926 #ifdef HAVE_NETINET_IN_H
927 #include <netinet/in.h>
931 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
932 AC_CHECK_HEADERS(readline/readline.h, [],
933 [AC_CHECK_HEADERS(readline.h, [],
934 [AC_MSG_ERROR([readline header not found
935 If you have readline already installed, see config.log for details on the
936 failure. It is possible the compiler isn't looking in the proper directory.
937 Use --without-readline to disable readline support.])])])
938 AC_CHECK_HEADERS(readline/history.h, [],
939 [AC_CHECK_HEADERS(history.h, [],
940 [AC_MSG_ERROR([history header not found
941 If you have readline already installed, see config.log for details on the
942 failure. It is possible the compiler isn't looking in the proper directory.
943 Use --without-readline to disable readline support.])])])
946 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
947 # Some installations of libedit usurp /usr/include/readline/, which seems
948 # bad practice, since in combined installations readline will have its headers
949 # there. We might have to resort to AC_EGREP checks to make sure we found
950 # the proper header...
951 AC_CHECK_HEADERS(editline/readline.h, [],
952 [AC_CHECK_HEADERS(readline.h, [],
953 [AC_CHECK_HEADERS(readline/readline.h, [],
954 [AC_MSG_ERROR([readline header not found
955 If you have libedit already installed, see config.log for details on the
956 failure. It is possible the compiler isn't looking in the proper directory.
957 Use --without-readline to disable libedit support.])])])])
958 # Note: in a libedit installation, history.h is sometimes a dummy, and may
959 # not be there at all. Hence, don't complain if not found. We must check
960 # though, since in yet other versions it is an independent header.
961 AC_CHECK_HEADERS(editline/history.h, [],
962 [AC_CHECK_HEADERS(history.h, [],
963 [AC_CHECK_HEADERS(readline/history.h)])])
966 if test "$with_zlib" = yes; then
967 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
968 If you have zlib already installed, see config.log for details on the
969 failure. It is possible the compiler isn't looking in the proper directory.
970 Use --without-zlib to disable zlib support.])])
973 if test "$with_gssapi" = yes ; then
974 AC_CHECK_HEADERS(gssapi/gssapi.h, [],
975 [AC_CHECK_HEADERS(gssapi.h, [], [AC_MSG_ERROR([gssapi.h header file is required for GSSAPI])])])
978 if test "$with_krb5" = yes ; then
979 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
982 if test "$with_openssl" = yes ; then
983 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
984 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
985 AC_CHECK_FUNCS([ERR_set_mark])
988 if test "$with_pam" = yes ; then
989 AC_CHECK_HEADERS(security/pam_appl.h, [],
990 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
991 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
994 if test "$with_libxml" = yes ; then
995 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
998 if test "$with_libxslt" = yes ; then
999 AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
1002 if test "$with_ldap" = yes ; then
1003 if test "$PORTNAME" != "win32"; then
1004 AC_CHECK_HEADERS(ldap.h, [],
1005 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
1007 AC_CHECK_HEADERS(winldap.h, [],
1008 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
1009 [AC_INCLUDES_DEFAULT
1010 #include <windows.h>
1015 if test "$with_bonjour" = yes ; then
1016 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
1019 # for contrib/uuid-ossp
1020 if test "$with_ossp_uuid" = yes ; then
1021 AC_CHECK_HEADERS(ossp/uuid.h, [], [
1022 AC_CHECK_HEADERS(uuid.h, [],
1023 [AC_MSG_ERROR([header file <ossp/uuid.h> or <uuid.h> is required for OSSP-UUID])])])
1028 ## Types, structures, compiler characteristics
1031 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
1038 PGAC_C_FUNCNAME_SUPPORT
1039 PGAC_STRUCT_TIMEZONE
1041 PGAC_STRUCT_SOCKADDR_UN
1042 PGAC_STRUCT_SOCKADDR_STORAGE
1043 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
1044 PGAC_STRUCT_ADDRINFO
1046 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
1047 [#include <sys/param.h>
1048 #include <sys/types.h>
1049 #include <sys/socket.h>
1050 #include <sys/ucred.h>])
1052 AC_CHECK_TYPES([struct option], [], [],
1053 [#ifdef HAVE_GETOPT_H
1057 if test "$with_zlib" = yes; then
1058 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
1059 # did not). While we could work around the lack of z_streamp, it
1060 # seems unwise to encourage people to use such old zlib versions...
1061 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
1062 Use --without-zlib to disable zlib support.])],
1063 [#include <zlib.h>])
1066 if test "$with_krb5" = yes; then
1067 # Check for differences between MIT and Heimdal (KTH) releases
1068 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
1069 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
1070 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
1071 [#include <krb5.h>])],
1072 [#include <krb5.h>])
1073 AC_CHECK_MEMBERS(krb5_error.text.data, [],
1074 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
1075 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
1076 [#include <krb5.h>])],
1077 [#include <krb5.h>])
1079 # Win32 requires headers to be loaded for __stdcall, so can't use
1080 # AC_CHECK_FUNCS here.
1081 AC_MSG_CHECKING(for krb5_free_unparsed_name)
1082 AC_TRY_LINK([#include <krb5.h>],
1083 [krb5_free_unparsed_name(NULL,NULL);],
1084 [AC_DEFINE(HAVE_KRB5_FREE_UNPARSED_NAME, 1, [Define to 1 if you have krb5_free_unparsed_name])
1085 AC_MSG_RESULT(yes)],
1086 [AC_MSG_RESULT(no)])
1091 ## Functions, global variables
1094 PGAC_VAR_INT_TIMEZONE
1095 AC_FUNC_ACCEPT_ARGTYPES
1096 PGAC_FUNC_GETTIMEOFDAY_1ARG
1098 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
1100 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
1101 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
1102 AC_CHECK_DECLS([strlcat, strlcpy])
1103 # This is probably only present on Darwin, but may as well check always
1104 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
1107 AC_CHECK_TYPE([struct sockaddr_in6],
1108 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
1111 [$ac_includes_default
1112 #include <netinet/in.h>])
1115 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
1117 [#include <machine/vmparam.h>
1118 #include <sys/exec.h>
1120 [PS_STRINGS->ps_nargvstr = 1;
1121 PS_STRINGS->ps_argvstr = "foo";],
1122 [pgac_cv_var_PS_STRINGS=yes],
1123 [pgac_cv_var_PS_STRINGS=no])])
1124 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
1125 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
1129 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
1130 # is missing. Yes, there are machines that have only one. We may
1131 # also decide to use snprintf.c if snprintf() is present but does not
1132 # have all the features we need --- see below.
1134 if test "$PORTNAME" = "win32"; then
1135 # Win32 gets snprintf.c built unconditionally.
1137 # To properly translate all NLS languages strings, we must support the
1138 # *printf() %$ format, which allows *printf() arguments to be selected
1139 # by position in the translated string.
1141 # libintl versions < 0.13 use the native *printf() functions, and Win32
1142 # *printf() doesn't understand %$, so we must use our /port versions,
1143 # which do understand %$. libintl versions >= 0.13 include their own
1144 # *printf versions on Win32. The libintl 0.13 release note text is:
1146 # C format strings with positions, as they arise when a translator
1147 # needs to reorder a sentence, are now supported on all platforms.
1148 # On those few platforms (NetBSD and Woe32) for which the native
1149 # printf()/fprintf()/... functions don't support such format
1150 # strings, replacements are provided through <libintl.h>.
1152 # We could use libintl >= 0.13's *printf() if we were sure that we had
1153 # a litint >= 0.13 at runtime, but seeing that there is no clean way
1154 # to guarantee that, it is best to just use our own, so we are sure to
1155 # get %$ support. In include/port.h we disable the *printf() macros
1156 # that might have been defined by libintl.
1158 # We do this unconditionally whether NLS is used or not so we are sure
1159 # that all Win32 libraries and binaries behave the same.
1160 pgac_need_repl_snprintf=yes
1162 pgac_need_repl_snprintf=no
1163 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
1164 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
1168 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
1169 # include/c.h will provide declarations. Note this is a separate test
1170 # from whether the functions exist in the C library --- there are
1171 # systems that have the functions but don't bother to declare them :-(
1173 AC_CHECK_DECLS([snprintf, vsnprintf])
1176 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1177 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1182 [return isinf(glob_double) ? 0 : 1;],
1183 [ac_cv_func_isinf=yes],
1184 [ac_cv_func_isinf=no])])
1186 if test $ac_cv_func_isinf = yes ; then
1187 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1190 # Look for a way to implement a substitute for isinf()
1191 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1194 # Some versions of libedit contain strlcpy(); so disregard that library while
1195 # checking for these standard libc functions.
1196 pgac_save_LIBS="$LIBS"
1197 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1199 AC_REPLACE_FUNCS([crypt getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1201 LIBS="$pgac_save_LIBS"
1203 # System's version of getaddrinfo(), if any, may be used only if we found
1204 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1205 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1206 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1207 # because we want to use our own getaddrinfo.c on Windows anyway.)
1208 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1209 AC_REPLACE_FUNCS([getaddrinfo])
1211 AC_LIBOBJ(getaddrinfo)
1214 # Similarly, use system's getopt_long() only if system provides struct option.
1215 # Solaris' getopt() doesn't do what we want for long options, so always use
1216 # our versions on that platform.
1217 if test "$PORTNAME" = "solaris"; then
1219 AC_LIBOBJ(getopt_long)
1220 elif test x"$ac_cv_type_struct_option" = xyes ; then
1221 AC_REPLACE_FUNCS([getopt_long])
1223 AC_LIBOBJ(getopt_long)
1227 if test "$PORTNAME" = "win32"; then
1228 AC_REPLACE_FUNCS(gettimeofday)
1232 AC_LIBOBJ(win32error)
1233 AC_DEFINE([HAVE_SYMLINK], 1,
1234 [Define to 1 if you have the `symlink' function.])
1237 if test "$with_readline" = yes; then
1238 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1239 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1240 AC_CHECK_FUNCS([replace_history_entry])
1244 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1245 dnl (especially on GNU libc)
1246 dnl See also comments in c.h.
1247 AC_MSG_CHECKING(for sigsetjmp)
1248 AC_TRY_LINK([#include <setjmp.h>],
1249 [sigjmp_buf x; sigsetjmp(x, 1);],
1250 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1251 AC_MSG_RESULT(yes)],
1252 [AC_MSG_RESULT(no)])
1256 AC_CHECK_FUNC(syslog,
1257 [AC_CHECK_HEADER(syslog.h,
1258 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1260 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1261 [AC_TRY_LINK([#include <unistd.h>],
1262 [extern int optreset; optreset = 1;],
1263 [pgac_cv_var_int_optreset=yes],
1264 [pgac_cv_var_int_optreset=no])])
1265 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1266 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1269 AC_CHECK_FUNCS([strtoll strtoq], [break])
1270 AC_CHECK_FUNCS([strtoull strtouq], [break])
1272 # Check for one of atexit() or on_exit()
1273 AC_CHECK_FUNCS(atexit, [],
1274 [AC_CHECK_FUNCS(on_exit, [],
1275 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1277 AC_REPLACE_FUNCS(fseeko)
1279 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1281 AC_DEFINE(HAVE_FSEEKO, 1, [Define to 1 because replacement version used.])
1282 ac_cv_func_fseeko=yes;;
1291 # For each platform, we need to know about any special compile and link
1292 # libraries, and whether the normal C function names are thread-safe.
1293 # See the comment at the top of src/port/thread.c for more information.
1294 # WIN32 doesn't need the pthread tests; it always uses threads
1295 if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1296 ACX_PTHREAD # set thread flags
1298 # Some platforms use these, so just defineed them. They can't hurt if they
1299 # are not supported.
1300 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1303 # At this point, we don't want to muck with the compiler name for threading.
1304 # Let's see who fails, perhaps AIX. 2004-04-23
1305 if test "$PTHREAD_CC" != "$CC"; then
1307 PostgreSQL does not support platforms that require a special compiler
1308 for thread safety.])
1311 if test "$THREAD_SUPPORT" = no; then
1312 AC_MSG_ERROR([cannot enable threads on this platform
1313 This platform is known to not support thread-safe programs. For details,
1314 compile and run src/bin/pg_thread_test.])
1317 # Check for *_r functions
1320 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1321 LIBS="$LIBS $PTHREAD_LIBS"
1323 if test "$PORTNAME" != "win32"; then
1324 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1327 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1329 # Do test here with the proper thread flags
1330 PGAC_FUNC_GETPWUID_R_5ARG
1331 PGAC_FUNC_STRERROR_R_INT
1337 # do not use values from template file
1342 AC_SUBST(PTHREAD_CFLAGS)
1343 AC_SUBST(PTHREAD_LIBS)
1346 # We can test for libldap_r only after we know PTHREAD_LIBS
1347 if test "$with_ldap" = yes ; then
1349 if test "$PORTNAME" != "win32"; then
1350 AC_CHECK_LIB(ldap, ldap_bind, [],
1351 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1353 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1354 if test "$enable_thread_safety" = yes; then
1355 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1356 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1357 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1358 [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1359 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1361 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1364 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1365 LDAP_LIBS_FE="-lwldap32"
1366 LDAP_LIBS_BE="-lwldap32"
1370 AC_SUBST(LDAP_LIBS_FE)
1371 AC_SUBST(LDAP_LIBS_BE)
1374 # This test makes sure that run tests work at all. Sometimes a shared
1375 # library is found by the linker, but the runtime linker can't find it.
1376 # This check should come after all modifications of compiler or linker
1377 # variables, and before any other run tests.
1378 AC_MSG_CHECKING([test program])
1379 AC_TRY_RUN([int main() { return 0; }],
1380 [AC_MSG_RESULT(ok)],
1381 [AC_MSG_RESULT(failed)
1383 Could not execute a simple test program. This may be a problem
1384 related to locating shared libraries. Check the file 'config.log'
1385 for the exact reason.]])],
1386 [AC_MSG_RESULT([cross-compiling])])
1388 # --------------------
1389 # Run tests below here
1390 # --------------------
1392 # Force use of our snprintf if system's doesn't do arg control
1393 # See comment above at snprintf test for details.
1394 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1395 PGAC_FUNC_PRINTF_ARG_CONTROL
1396 if test $pgac_cv_printf_arg_control != yes ; then
1397 pgac_need_repl_snprintf=yes
1402 dnl Check to see if we have a working 64-bit integer type.
1403 dnl This breaks down into two steps:
1404 dnl (1) figure out if the compiler has a 64-bit int type with working
1405 dnl arithmetic, and if so
1406 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1407 dnl snprintf is the only library routine we really need for int8 support.)
1408 dnl It's entirely possible to have a compiler that handles a 64-bit type
1409 dnl when the C library doesn't; this is fairly likely when using gcc on
1410 dnl an older platform, for example.
1411 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1412 dnl we force our own version of snprintf() to be used instead.
1413 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1415 PGAC_TYPE_64BIT_INT([long int])
1417 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1418 PGAC_TYPE_64BIT_INT([long long int])
1422 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1424 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1426 #define INT64CONST(x) x##LL
1427 long long int foo = INT64CONST(0x1234567890123456);
1430 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1435 # If we found "long int" is 64 bits, assume snprintf handles it. If
1436 # we found we need to use "long long int", better check. We cope with
1437 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1438 # work, fall back to our own snprintf emulation (which we know uses %lld).
1440 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1441 if test $pgac_need_repl_snprintf = no; then
1442 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1443 if test "$LONG_LONG_INT_FORMAT" = ""; then
1444 # Force usage of our own snprintf, since system snprintf is broken
1445 pgac_need_repl_snprintf=yes
1446 LONG_LONG_INT_FORMAT='%lld'
1449 # Here if we previously decided we needed to use our own snprintf
1450 LONG_LONG_INT_FORMAT='%lld'
1452 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1453 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1454 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1456 # Here if we are not using 'long long int' at all
1457 INT64_FORMAT='"%ld"'
1458 UINT64_FORMAT='"%lu"'
1461 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1462 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1464 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1465 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1467 # Now we have checked all the reasons to replace snprintf
1468 if test $pgac_need_repl_snprintf = yes; then
1469 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1473 # Need a #define for the size of Datum (unsigned long)
1474 AC_CHECK_SIZEOF([unsigned long])
1476 # And one for the size of size_t (enables tweaks for > 32bit address space)
1477 AC_CHECK_SIZEOF([size_t])
1479 # Decide whether float4 is passed by value: user-selectable, enabled by default
1480 AC_MSG_CHECKING([whether to build with float4 passed by value])
1481 PGAC_ARG_BOOL(enable, float4-byval, yes, [ --disable-float4-byval disable float4 passed by value],
1482 [AC_DEFINE([USE_FLOAT4_BYVAL], 1,
1483 [Define to 1 if you want float4 values to be passed by value. (--enable-float4-byval)])
1484 float4passbyval=true],
1485 [float4passbyval=false])
1486 AC_MSG_RESULT([$enable_float4_byval])
1487 AC_DEFINE_UNQUOTED([FLOAT4PASSBYVAL], [$float4passbyval], [float4 values are passed by value if 'true', by reference if 'false'])
1489 # Decide whether float8 is passed by value.
1490 # Note: this setting also controls int8 and related types such as timestamp.
1491 # If sizeof(Datum) >= 8, this is user-selectable, enabled by default.
1492 # If not, trying to select it is an error.
1493 AC_MSG_CHECKING([whether to build with float8 passed by value])
1494 if test $ac_cv_sizeof_unsigned_long -ge 8 ; then
1495 PGAC_ARG_BOOL(enable, float8-byval, yes, [ --disable-float8-byval disable float8 passed by value])
1497 PGAC_ARG_BOOL(enable, float8-byval, no, [ --disable-float8-byval disable float8 passed by value])
1498 if test "$enable_float8_byval" = yes ; then
1499 AC_MSG_ERROR([--enable-float8-byval is not supported on 32-bit platforms.])
1502 if test "$enable_float8_byval" = yes ; then
1503 AC_DEFINE([USE_FLOAT8_BYVAL], 1,
1504 [Define to 1 if you want float8, int8, etc values to be passed by value. (--enable-float8-byval)])
1505 float8passbyval=true
1507 float8passbyval=false
1509 AC_MSG_RESULT([$enable_float8_byval])
1510 AC_DEFINE_UNQUOTED([FLOAT8PASSBYVAL], [$float8passbyval], [float8, int8, and related values are passed by value if 'true', by reference if 'false'])
1512 # Determine memory alignment requirements for the basic C data types.
1514 AC_CHECK_ALIGNOF(short)
1515 AC_CHECK_ALIGNOF(int)
1516 AC_CHECK_ALIGNOF(long)
1517 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1518 AC_CHECK_ALIGNOF(long long int)
1520 AC_CHECK_ALIGNOF(double)
1522 # Compute maximum alignment of any basic type.
1523 # We assume long's alignment is at least as strong as char, short, or int;
1524 # but we must check long long (if it exists) and double.
1526 MAX_ALIGNOF=$ac_cv_alignof_long
1527 if test $MAX_ALIGNOF -lt $ac_cv_alignof_double ; then
1528 MAX_ALIGNOF=$ac_cv_alignof_double
1530 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $ac_cv_alignof_long_long_int ; then
1531 MAX_ALIGNOF="$ac_cv_alignof_long_long_int"
1533 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1536 # Some platforms predefine the types int8, int16, etc. Only check
1537 # a (hopefully) representative subset.
1538 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1540 #ifdef HAVE_SUPPORTDEFS_H
1541 #include <SupportDefs.h>
1544 # We also check for sig_atomic_t, which *should* be defined per ANSI
1545 # C, but is missing on some old platforms.
1546 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1549 # If the user did not disable integer datetimes, check that
1550 # there is a working 64-bit integral type to use.
1551 if test x"$USE_INTEGER_DATETIMES" = x"yes" &&
1552 test x"$HAVE_LONG_INT_64" = x"no" &&
1553 test x"$HAVE_LONG_LONG_INT_64" = x"no" &&
1554 test x"$HAVE_INT64" = x"no" ; then
1556 Integer-based datetime support requires a 64-bit integer type,
1557 but no such type could be found. The --disable-integer-datetimes
1558 configure option can be used to disable integer-based storage
1559 of datetime values.])
1563 if test "$PORTNAME" != "win32"
1565 PGAC_FUNC_POSIX_SIGNALS
1566 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1568 Thread-safety requires POSIX signals, which are not supported by this
1573 if test $ac_cv_func_fseeko = yes; then
1577 # Check for largefile support (must be after AC_SYS_LARGEFILE)
1578 AC_CHECK_SIZEOF([off_t])
1580 # If we don't have largefile support, can't handle segsize >= 2GB.
1581 if test "$ac_cv_sizeof_off_t" -lt 8 -a "$segsize" != "1"; then
1582 AC_MSG_ERROR([Large file support is not enabled. Segment size cannot be larger than 1GB.])
1585 # SunOS doesn't handle negative byte comparisons properly with +/- return
1589 # Select semaphore implementation type.
1590 if test "$PORTNAME" != "win32"; then
1591 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1592 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1593 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1595 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1596 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1597 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1599 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1600 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1604 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1605 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1609 # Select shared-memory implementation type.
1610 if test "$PORTNAME" != "win32"; then
1611 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1612 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1614 AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
1615 SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
1618 # If not set in template file, set bytes to use libc memset()
1619 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1620 MEMSET_LOOP_LIMIT=1024
1622 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1625 if test "$enable_nls" = yes ; then
1629 # Check for Tcl configuration script tclConfig.sh
1630 if test "$with_tcl" = yes; then
1631 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1632 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1633 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1634 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1635 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1636 ac_save_CPPFLAGS=$CPPFLAGS
1637 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1638 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1639 CPPFLAGS=$ac_save_CPPFLAGS
1643 # Check for DocBook and tools
1647 PGAC_CHECK_DOCBOOK(4.2)
1648 PGAC_PATH_DOCBOOK_STYLESHEETS
1649 PGAC_PATH_COLLATEINDEX
1650 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1654 # We have to run the thread test near the end so we have all our symbols
1655 # defined. Cross compiling throws a warning.
1657 if test "$enable_thread_safety_force" = yes; then
1658 if test "$PORTNAME" != "win32"
1661 *** Skipping thread test program. --enable-thread-safety-force was used.
1662 *** Run the program in src/test/thread on the your machine and add proper
1663 *** locking function calls to your applications to guarantee thread safety.
1666 AC_MSG_WARN([*** skipping thread test on Win32])
1668 elif test "$enable_thread_safety" = yes; then
1669 if test "$PORTNAME" != "win32"
1671 AC_MSG_CHECKING([thread safety of required library functions])
1675 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1676 LIBS="$LIBS $PTHREAD_LIBS"
1677 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1678 [AC_MSG_RESULT(yes)],
1680 AC_MSG_ERROR([thread test program failed
1681 This platform is not thread-safe. Check the file 'config.log'for the
1684 You can use the configure option --enable-thread-safety-force to force
1685 threads to be enabled. But you must then run the program in
1686 src/test/thread and add locking function calls to your applications to
1687 guarantee thread safety.])],
1688 [AC_MSG_RESULT(maybe)
1690 *** Skipping thread test program because of cross-compile build.
1691 *** Run the program in src/test/thread on the target machine.
1696 AC_MSG_WARN([*** skipping thread test on Win32])
1700 # If compiler will take -Wl,--as-needed then add that to LDFLAGS.
1701 # This is much easier than trying to filter LIBS to the minimum for each
1702 # executable. (Note that shared libraries won't use this switch, though.)
1703 # On (at least) some Red-Hat-derived systems, this switch breaks linking to
1704 # libreadline; therefore we postpone testing it until we know what library
1705 # dependencies readline has. The test code will try to link with $LIBS.
1706 if test "$with_readline" = yes; then
1707 link_test_func=readline
1711 if test "$PORTNAME" != "darwin"; then
1712 PGAC_PROG_CC_LDFLAGS_OPT([-Wl,--as-needed], $link_test_func)
1714 # On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
1715 PGAC_PROG_CC_LDFLAGS_OPT([-Wl,-dead_strip_dylibs], $link_test_func)
1719 # Begin output steps
1721 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
1722 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
1723 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
1725 # prepare build tree if outside source tree
1726 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1727 # Note 2: /bin/pwd might be better than shell's built-in at getting
1728 # a symlink-free name.
1729 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1733 if test "$no_create" != yes; then
1734 _AS_ECHO_N([preparing build tree... ])
1735 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1736 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1737 || AC_MSG_ERROR(failed)
1741 AC_SUBST(vpath_build)
1744 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1747 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1748 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1749 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1750 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1751 src/include/pg_config_os.h:src/include/port/${template}.h
1752 src/Makefile.port:src/makefiles/Makefile.${template}
1755 if test "$PORTNAME" = "win32"; then
1756 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1757 # Links sometimes fail undetected on Mingw -
1758 # so here we detect it and warn the user
1759 for FILE in $CONFIG_LINKS
1761 # test -e works for symlinks in the MinGW console
1762 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1767 AC_CONFIG_HEADERS([src/include/pg_config.h],
1769 # Update timestamp for pg_config.h (see Makefile.global)
1770 echo >src/include/stamp-h
1773 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1777 # Warn about unknown options