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)
207 # --enable-coverage enables generation of code coverage metrics with gcov
209 PGAC_ARG_BOOL(enable, coverage, no,
210 [ --enable-coverage build with coverage testing instrumentation],
211 [AC_CHECK_PROGS(GCOV, gcov)
212 if test -z "$GCOV"; then
213 AC_MSG_ERROR([gcov not found])
215 AC_CHECK_PROGS(LCOV, lcov)
216 if test -z "$LCOV"; then
217 AC_MSG_ERROR([lcov not found])
219 AC_CHECK_PROGS(GENHTML, genhtml)
220 if test -z "$GENHTML"; then
221 AC_MSG_ERROR([genhtml not found])
223 AC_SUBST(enable_coverage)
228 PGAC_ARG_BOOL(enable, dtrace, no,
229 [ --enable-dtrace build with DTrace support],
230 [AC_DEFINE([ENABLE_DTRACE], 1,
231 [Define to 1 to enable DTrace support. (--enable-dtrace)])
232 AC_CHECK_PROGS(DTRACE, dtrace)
233 if test -z "$DTRACE"; then
234 AC_MSG_ERROR([dtrace not found])
236 AC_SUBST(DTRACEFLAGS)])
237 AC_SUBST(enable_dtrace)
242 AC_MSG_CHECKING([for block size])
243 PGAC_ARG_REQ(with, blocksize, [ --with-blocksize=BLOCKSIZE set table block size in kB [[8]]],
244 [blocksize=$withval],
253 *) AC_MSG_ERROR([Invalid block size. Allowed values are 1,2,4,8,16,32.])
255 AC_MSG_RESULT([${blocksize}kB])
257 AC_DEFINE_UNQUOTED([BLCKSZ], ${BLCKSZ}, [
258 Size of a disk block --- this also limits the size of a tuple. You
259 can set it bigger if you need bigger tuples (although TOAST should
260 reduce the need to have large tuples, since fields can be spread
261 across multiple tuples).
263 BLCKSZ must be a power of 2. The maximum possible value of BLCKSZ
264 is currently 2^15 (32768). This is determined by the 15-bit widths
265 of the lp_off and lp_len fields in ItemIdData (see
266 include/storage/itemid.h).
268 Changing BLCKSZ requires an initdb.
272 # Relation segment size
274 AC_MSG_CHECKING([for segment size])
275 PGAC_ARG_REQ(with, segsize, [ --with-segsize=SEGSIZE set table segment size in GB [[1]]],
278 # this expression is set up to avoid unnecessary integer overflow
279 # blocksize is already guaranteed to be a factor of 1024
280 RELSEG_SIZE=`expr '(' 1024 / ${blocksize} ')' '*' ${segsize} '*' 1024`
281 test $? -eq 0 || exit 1
282 AC_MSG_RESULT([${segsize}GB])
284 AC_DEFINE_UNQUOTED([RELSEG_SIZE], ${RELSEG_SIZE}, [
285 RELSEG_SIZE is the maximum number of blocks allowed in one disk file.
286 Thus, the maximum size of a single file is RELSEG_SIZE * BLCKSZ;
287 relations bigger than that are divided into multiple files.
289 RELSEG_SIZE * BLCKSZ must be less than your OS' limit on file size.
290 This is often 2 GB or 4GB in a 32-bit operating system, unless you
291 have large file support enabled. By default, we make the limit 1 GB
292 to avoid any possible integer-overflow problems within the OS.
293 A limit smaller than necessary only means we divide a large
294 relation into more chunks than necessary, so it seems best to err
295 in the direction of a small limit.
297 A power-of-2 value is recommended to save a few cycles in md.c,
298 but is not absolutely required.
300 Changing RELSEG_SIZE requires an initdb.
306 AC_MSG_CHECKING([for WAL block size])
307 PGAC_ARG_REQ(with, wal-blocksize, [ --with-wal-blocksize=BLOCKSIZE set WAL block size in kB [[8]]],
308 [wal_blocksize=$withval],
310 case ${wal_blocksize} in
311 1) XLOG_BLCKSZ=1024;;
312 2) XLOG_BLCKSZ=2048;;
313 4) XLOG_BLCKSZ=4096;;
314 8) XLOG_BLCKSZ=8192;;
315 16) XLOG_BLCKSZ=16384;;
316 32) XLOG_BLCKSZ=32768;;
317 64) XLOG_BLCKSZ=65536;;
318 *) AC_MSG_ERROR([Invalid WAL block size. Allowed values are 1,2,4,8,16,32,64.])
320 AC_MSG_RESULT([${wal_blocksize}kB])
322 AC_DEFINE_UNQUOTED([XLOG_BLCKSZ], ${XLOG_BLCKSZ}, [
323 Size of a WAL file block. This need have no particular relation to BLCKSZ.
324 XLOG_BLCKSZ must be a power of 2, and if your system supports O_DIRECT I/O,
325 XLOG_BLCKSZ must be a multiple of the alignment requirement for direct-I/O
326 buffers, else direct I/O may fail.
328 Changing XLOG_BLCKSZ requires an initdb.
334 AC_MSG_CHECKING([for WAL segment size])
335 PGAC_ARG_REQ(with, wal-segsize, [ --with-wal-segsize=SEGSIZE set WAL segment size in MB [[16]]],
336 [wal_segsize=$withval],
338 case ${wal_segsize} in
346 *) AC_MSG_ERROR([Invalid WAL segment size. Allowed values are 1,2,4,8,16,32,64.])
348 AC_MSG_RESULT([${wal_segsize}MB])
350 AC_DEFINE_UNQUOTED([XLOG_SEG_SIZE], [(${wal_segsize} * 1024 * 1024)], [
351 XLOG_SEG_SIZE is the size of a single WAL file. This must be a power of 2
352 and larger than XLOG_BLCKSZ (preferably, a great deal larger than
355 Changing XLOG_SEG_SIZE requires an initdb.
362 # For historical reasons you can also use --with-CC to specify the C compiler
363 # to use, although the standard way to do this is to set the CC environment
365 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
368 aix) pgac_cc_list="gcc xlc";;
369 irix) pgac_cc_list="cc";; # no gcc
370 *) pgac_cc_list="gcc cc";;
373 AC_PROG_CC([$pgac_cc_list])
375 # Check if it's Intel's compiler, which (usually) pretends to be gcc,
376 # but has idiosyncrasies of its own. We assume icc will define
377 # __INTEL_COMPILER regardless of CFLAGS.
378 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
380 @%:@endif], [ICC=[yes]], [ICC=[no]])
387 . "$srcdir/src/template/$template" || exit
389 # CFLAGS are selected so:
390 # If the user specifies something in the environment, that is used.
391 # else: If the template file set something, that is used.
392 # else: If coverage was enabled, don't set anything.
393 # else: If the compiler is GCC, then we use -O2.
394 # else: If the compiler is something else, then we use -O.
396 if test "$ac_env_CFLAGS_set" = set; then
397 CFLAGS=$ac_env_CFLAGS_value
398 elif test "${CFLAGS+set}" = set; then
399 : # (keep what template set)
400 elif test "$enable_coverage" = yes; then
401 : # no optimization by default
402 elif test "$GCC" = yes; then
405 # if the user selected debug mode, don't use -O
406 if test "$enable_debug" != yes; then
411 # Some versions of GCC support some additional useful warning flags.
412 # Check whether they are supported, and add them to CFLAGS if so.
413 # ICC pretends to be GCC but it's lying; it doesn't support these options.
415 if test "$GCC" = yes -a "$ICC" = no; then
416 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith"
417 # These work in some but not all gcc versions
418 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
419 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
420 # Disable strict-aliasing rules; needed for gcc 3.3+
421 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
422 # Disable optimizations that assume no overflow; needed for gcc 4.3+
423 PGAC_PROG_CC_CFLAGS_OPT([-fwrapv])
424 elif test "$ICC" = yes; then
425 # Intel's compiler has a bug/misoptimization in checking for
426 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the CFLAGS.
427 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
428 # Make sure strict aliasing is off (though this is said to be the default)
429 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
430 elif test x"${CC}" = x"xlc"; then
431 # AIX xlc has to have strict aliasing turned off too
432 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
435 # supply -g if --enable-debug
436 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
440 # enable code coverage if --enable-coverage
441 if test "$enable_coverage" = yes; then
442 if test "$GCC" = yes; then
443 CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
445 AC_MSG_ERROR([--enable-coverage is supported only when using GCC])
449 # enable profiling if --enable-profiling
450 if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
451 if test "$GCC" = yes; then
452 AC_DEFINE([PROFILE_PID_DIR], 1,
453 [Define to 1 to allow profiling output to be saved separately for each process.])
454 CFLAGS="$CFLAGS -pg $PLATFORM_PROFILE_FLAGS"
456 AC_MSG_ERROR([--enable-profiling is supported only when using GCC])
460 # We already have this in Makefile.win32, but configure needs it too
461 if test "$PORTNAME" = "win32"; then
462 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
465 # Check if the compiler still works with the template settings
466 AC_MSG_CHECKING([whether the C compiler still works])
467 AC_TRY_LINK([], [return 0;],
468 [AC_MSG_RESULT(yes)],
470 AC_MSG_ERROR([cannot proceed])])
472 # Defend against gcc -ffast-math
473 if test "$GCC" = yes; then
474 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
476 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
482 # Create compiler version string
483 if test x"$GCC" = x"yes" ; then
484 cc_string="GCC `${CC} --version | sed q`"
488 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
489 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
490 [A string containing the version number, platform, and C compiler])
494 # Set up TAS assembly code if needed; the template file has now had its
495 # chance to request this.
497 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
499 if test "$need_tas" = yes ; then
508 # Automatic dependency tracking
510 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
516 # Enable assert checks
518 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
519 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
520 [Define to 1 to build with assertion checks. (--enable-cassert)])])
524 # Include directories
527 IFS="${IFS}${PATH_SEPARATOR}"
528 # SRCH_INC comes from the template file
529 for dir in $with_includes $SRCH_INC; do
530 if test -d "$dir"; then
531 INCLUDES="$INCLUDES -I$dir"
533 AC_MSG_WARN([*** Include directory $dir does not exist.])
541 # Library directories
544 IFS="${IFS}${PATH_SEPARATOR}"
545 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
546 for dir in $LIBRARY_DIRS $SRCH_LIB; do
547 if test -d "$dir"; then
548 LIBDIRS="$LIBDIRS -L$dir"
550 AC_MSG_WARN([*** Library directory $dir does not exist.])
556 # Enable thread-safe client libraries
558 AC_MSG_CHECKING([allow thread-safe client libraries])
559 if test "$PORTNAME" != "win32"; then
560 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
562 # Win32 should always use threads
563 PGAC_ARG_BOOL(enable, thread-safety, yes, [ --enable-thread-safety make client libraries thread-safe])
566 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety despite thread test failure])
567 if test "$enable_thread_safety" = yes -o \
568 "$enable_thread_safety_force" = yes; then
569 enable_thread_safety="yes" # for 'force'
570 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
571 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
573 AC_MSG_RESULT([$enable_thread_safety])
574 AC_SUBST(enable_thread_safety)
577 # Optionally build Tcl modules (PL/Tcl)
579 AC_MSG_CHECKING([whether to build with Tcl])
580 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
581 AC_MSG_RESULT([$with_tcl])
584 # We see if the path to the Tcl/Tk configuration scripts is specified.
585 # This will override the use of tclsh to find the paths to search.
587 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
590 # Optionally build Perl modules (PL/Perl)
592 AC_MSG_CHECKING([whether to build Perl modules])
593 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
594 AC_MSG_RESULT([$with_perl])
598 # Optionally build Python modules (PL/Python)
600 AC_MSG_CHECKING([whether to build Python modules])
601 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
602 AC_MSG_RESULT([$with_python])
603 AC_SUBST(with_python)
608 AC_MSG_CHECKING([whether to build with GSSAPI support])
609 PGAC_ARG_BOOL(with, gssapi, no, [ --with-gssapi build with GSSAPI support],
611 AC_DEFINE(ENABLE_GSS, 1, [Define to build with GSSAPI support. (--with-gssapi)])
612 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
614 AC_MSG_RESULT([$with_gssapi])
615 AC_SUBST(with_gssapi)
620 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
621 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
623 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
624 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
626 AC_MSG_RESULT([$with_krb5])
634 # Kerberos configuration parameters
636 PGAC_ARG_REQ(with, krb-srvnam,
637 [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
639 [with_krb_srvnam="postgres"])
640 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
641 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
647 AC_MSG_CHECKING([whether to build with PAM support])
648 PGAC_ARG_BOOL(with, pam, no,
649 [ --with-pam build with PAM support],
650 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
651 AC_MSG_RESULT([$with_pam])
658 AC_MSG_CHECKING([whether to build with LDAP support])
659 PGAC_ARG_BOOL(with, ldap, no,
660 [ --with-ldap build with LDAP support],
661 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
662 AC_MSG_RESULT([$with_ldap])
669 AC_MSG_CHECKING([whether to build with Bonjour support])
670 PGAC_ARG_BOOL(with, bonjour, no,
671 [ --with-bonjour build with Bonjour support],
672 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
673 AC_MSG_RESULT([$with_bonjour])
674 AC_SUBST(with_bonjour)
680 AC_MSG_CHECKING([whether to build with OpenSSL support])
681 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
682 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
683 AC_MSG_RESULT([$with_openssl])
684 AC_SUBST(with_openssl)
690 PGAC_ARG_BOOL(with, readline, yes,
691 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
692 # readline on MinGW has problems with backslashes in psql and other bugs.
693 # This is particularly a problem with non-US code pages.
694 # Therefore disable its use until we understand the cause. 2004-07-20
695 if test "$PORTNAME" = "win32"; then
696 if test "$with_readline" = yes; then
697 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
706 PGAC_ARG_BOOL(with, libedit-preferred, no,
707 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
713 PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid use OSSP UUID library when building contrib/uuid-ossp])
714 AC_SUBST(with_ossp_uuid)
720 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
721 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
723 if test "$with_libxml" = yes ; then
724 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
725 if test -n "$XML2_CONFIG"; then
726 for pgac_option in `$XML2_CONFIG --cflags`; do
728 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
731 for pgac_option in `$XML2_CONFIG --libs`; do
733 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
739 AC_SUBST(with_libxml)
744 PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt use XSLT support when building contrib/xml2],
745 [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to use XSLT support when building contrib/xml2. (--with-libxslt)])])
748 AC_SUBST(with_libxslt)
753 PGAC_ARG_REQ(with, system-tzdata,
754 [ --with-system-tzdata=DIR use system time zone data in DIR])
755 AC_SUBST(with_system_tzdata)
760 PGAC_ARG_BOOL(with, zlib, yes,
761 [ --without-zlib do not use Zlib])
768 # Assume system is ELF if it predefines __ELF__ as 1,
769 # otherwise believe host_os based default.
771 freebsd1*|freebsd2*) elf=no;;
772 freebsd3*|freebsd4*) elf=yes;;
781 [if test "X$elf" = "Xyes" ; then
792 CPPFLAGS="$CPPFLAGS $INCLUDES"
793 LDFLAGS="$LDFLAGS $LIBDIRS"
795 AC_ARG_VAR(LDFLAGS_SL)
799 AC_SUBST(with_gnu_ld)
800 case $host_os in sysv5*)
801 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
803 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
804 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
805 LDFLAGS=$pgac_save_LDFLAGS
807 ld_R_works=$pgac_cv_prog_ld_R
813 AC_PATH_PROG(TAR, tar)
821 if test "$with_perl" = yes; then
822 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
823 PGAC_CHECK_PERL_EMBED_LDFLAGS
826 if test "$with_python" = yes; then
828 PGAC_CHECK_PYTHON_EMBED_SETUP
831 # Supply a numeric version string for use by 3rd party add-ons
832 # awk -F is a regex on some platforms, and not on others, so make "." a tab
833 [PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
835 $AWK '{printf "%d%02d%02d", $1, $2, (NF >= 3) ? $3 : 0}'`"]
836 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
841 ## Most libraries are included only if they demonstrably provide a function
842 ## we need, but libm is an exception: always include it, because there are
843 ## too many compilers that play cute optimization games that will break
844 ## probes for standard functions such as pow().
847 AC_CHECK_LIB(m, main)
848 AC_SEARCH_LIBS(setproctitle, util)
849 AC_SEARCH_LIBS(dlopen, dl)
850 AC_SEARCH_LIBS(socket, [socket wsock32])
851 AC_SEARCH_LIBS(shl_load, dld)
852 # We only use libld in port/dynloader/aix.c
855 AC_SEARCH_LIBS(ldopen, ld)
858 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
859 AC_SEARCH_LIBS(crypt, crypt)
861 AC_SEARCH_LIBS(fdatasync, [rt posix4])
863 AC_SEARCH_LIBS(shmget, cygipc)
865 if test "$with_readline" = yes; then
867 if test x"$pgac_cv_check_readline" = x"no"; then
868 AC_MSG_ERROR([readline library not found
869 If you have readline already installed, see config.log for details on the
870 failure. It is possible the compiler isn't looking in the proper directory.
871 Use --without-readline to disable readline support.])
875 if test "$with_zlib" = yes; then
876 AC_CHECK_LIB(z, inflate, [],
877 [AC_MSG_ERROR([zlib library not found
878 If you have zlib already installed, see config.log for details on the
879 failure. It is possible the compiler isn't looking in the proper directory.
880 Use --without-zlib to disable zlib support.])])
883 if test "$enable_spinlocks" = yes; then
884 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
887 *** Not using spinlocks will cause poor performance.])
890 if test "$with_gssapi" = yes ; then
891 if test "$PORTNAME" != "win32"; then
892 AC_SEARCH_LIBS(gss_init_sec_context, [gssapi_krb5 gss 'gssapi -lkrb5 -lcrypto'], [],
893 [AC_MSG_ERROR([could not find function 'gss_init_sec_context' required for GSSAPI])])
895 LIBS="$LIBS -lgssapi32"
899 if test "$with_krb5" = yes ; then
900 if test "$PORTNAME" != "win32"; then
901 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
902 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
903 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
904 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
906 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
907 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
911 if test "$with_openssl" = yes ; then
913 if test "$PORTNAME" != "win32"; then
914 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
915 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
917 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
918 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
922 if test "$with_pam" = yes ; then
923 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
926 if test "$with_libxml" = yes ; then
927 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
930 if test "$with_libxslt" = yes ; then
931 AC_CHECK_LIB(xslt, xsltCleanupGlobals, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
934 # for contrib/uuid-ossp
935 if test "$with_ossp_uuid" = yes ; then
936 AC_CHECK_LIB(ossp-uuid, uuid_export,
937 [OSSP_UUID_LIBS="-lossp-uuid"],
938 [AC_CHECK_LIB(uuid, uuid_export,
939 [OSSP_UUID_LIBS="-luuid"],
940 [AC_MSG_ERROR([library 'ossp-uuid' or 'uuid' is required for OSSP-UUID])])])
942 AC_SUBST(OSSP_UUID_LIBS)
949 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
950 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])
952 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
953 # netinet/in.h is included first.
954 AC_CHECK_HEADERS(netinet/in.h)
955 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
957 #ifdef HAVE_NETINET_IN_H
958 #include <netinet/in.h>
962 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
963 AC_CHECK_HEADERS(readline/readline.h, [],
964 [AC_CHECK_HEADERS(readline.h, [],
965 [AC_MSG_ERROR([readline header not found
966 If you have readline already installed, see config.log for details on the
967 failure. It is possible the compiler isn't looking in the proper directory.
968 Use --without-readline to disable readline support.])])])
969 AC_CHECK_HEADERS(readline/history.h, [],
970 [AC_CHECK_HEADERS(history.h, [],
971 [AC_MSG_ERROR([history header not found
972 If you have readline already installed, see config.log for details on the
973 failure. It is possible the compiler isn't looking in the proper directory.
974 Use --without-readline to disable readline support.])])])
977 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
978 # Some installations of libedit usurp /usr/include/readline/, which seems
979 # bad practice, since in combined installations readline will have its headers
980 # there. We might have to resort to AC_EGREP checks to make sure we found
981 # the proper header...
982 AC_CHECK_HEADERS(editline/readline.h, [],
983 [AC_CHECK_HEADERS(readline.h, [],
984 [AC_CHECK_HEADERS(readline/readline.h, [],
985 [AC_MSG_ERROR([readline header not found
986 If you have libedit already installed, see config.log for details on the
987 failure. It is possible the compiler isn't looking in the proper directory.
988 Use --without-readline to disable libedit support.])])])])
989 # Note: in a libedit installation, history.h is sometimes a dummy, and may
990 # not be there at all. Hence, don't complain if not found. We must check
991 # though, since in yet other versions it is an independent header.
992 AC_CHECK_HEADERS(editline/history.h, [],
993 [AC_CHECK_HEADERS(history.h, [],
994 [AC_CHECK_HEADERS(readline/history.h)])])
997 if test "$with_zlib" = yes; then
998 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
999 If you have zlib already installed, see config.log for details on the
1000 failure. It is possible the compiler isn't looking in the proper directory.
1001 Use --without-zlib to disable zlib support.])])
1004 if test "$with_gssapi" = yes ; then
1005 AC_CHECK_HEADERS(gssapi/gssapi.h, [],
1006 [AC_CHECK_HEADERS(gssapi.h, [], [AC_MSG_ERROR([gssapi.h header file is required for GSSAPI])])])
1009 if test "$with_krb5" = yes ; then
1010 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
1013 if test "$with_openssl" = yes ; then
1014 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
1015 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
1016 AC_CHECK_FUNCS([ERR_set_mark])
1019 if test "$with_pam" = yes ; then
1020 AC_CHECK_HEADERS(security/pam_appl.h, [],
1021 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
1022 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
1025 if test "$with_libxml" = yes ; then
1026 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
1029 if test "$with_libxslt" = yes ; then
1030 AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
1033 if test "$with_ldap" = yes ; then
1034 if test "$PORTNAME" != "win32"; then
1035 AC_CHECK_HEADERS(ldap.h, [],
1036 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
1038 AC_CHECK_HEADERS(winldap.h, [],
1039 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
1040 [AC_INCLUDES_DEFAULT
1041 #include <windows.h>
1046 if test "$with_bonjour" = yes ; then
1047 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
1050 # for contrib/uuid-ossp
1051 if test "$with_ossp_uuid" = yes ; then
1052 AC_CHECK_HEADERS(ossp/uuid.h, [], [
1053 AC_CHECK_HEADERS(uuid.h, [],
1054 [AC_MSG_ERROR([header file <ossp/uuid.h> or <uuid.h> is required for OSSP-UUID])])])
1059 ## Types, structures, compiler characteristics
1062 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
1069 PGAC_C_FUNCNAME_SUPPORT
1070 PGAC_STRUCT_TIMEZONE
1072 PGAC_STRUCT_SOCKADDR_UN
1073 PGAC_STRUCT_SOCKADDR_STORAGE
1074 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
1075 PGAC_STRUCT_ADDRINFO
1077 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
1078 [#include <sys/param.h>
1079 #include <sys/types.h>
1080 #include <sys/socket.h>
1081 #include <sys/ucred.h>])
1083 AC_CHECK_TYPES([struct option], [], [],
1084 [#ifdef HAVE_GETOPT_H
1088 if test "$with_zlib" = yes; then
1089 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
1090 # did not). While we could work around the lack of z_streamp, it
1091 # seems unwise to encourage people to use such old zlib versions...
1092 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
1093 Use --without-zlib to disable zlib support.])],
1094 [#include <zlib.h>])
1097 if test "$with_krb5" = yes; then
1098 # Check for differences between MIT and Heimdal (KTH) releases
1099 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
1100 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
1101 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
1102 [#include <krb5.h>])],
1103 [#include <krb5.h>])
1104 AC_CHECK_MEMBERS(krb5_error.text.data, [],
1105 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
1106 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
1107 [#include <krb5.h>])],
1108 [#include <krb5.h>])
1110 # Win32 requires headers to be loaded for __stdcall, so can't use
1111 # AC_CHECK_FUNCS here.
1112 AC_MSG_CHECKING(for krb5_free_unparsed_name)
1113 AC_TRY_LINK([#include <krb5.h>],
1114 [krb5_free_unparsed_name(NULL,NULL);],
1115 [AC_DEFINE(HAVE_KRB5_FREE_UNPARSED_NAME, 1, [Define to 1 if you have krb5_free_unparsed_name])
1116 AC_MSG_RESULT(yes)],
1117 [AC_MSG_RESULT(no)])
1122 ## Functions, global variables
1125 PGAC_VAR_INT_TIMEZONE
1126 AC_FUNC_ACCEPT_ARGTYPES
1127 PGAC_FUNC_GETTIMEOFDAY_1ARG
1129 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
1131 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
1132 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
1133 AC_CHECK_DECLS([strlcat, strlcpy])
1134 # This is probably only present on Darwin, but may as well check always
1135 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
1138 AC_CHECK_TYPE([struct sockaddr_in6],
1139 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
1142 [$ac_includes_default
1143 #include <netinet/in.h>])
1146 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
1148 [#include <machine/vmparam.h>
1149 #include <sys/exec.h>
1151 [PS_STRINGS->ps_nargvstr = 1;
1152 PS_STRINGS->ps_argvstr = "foo";],
1153 [pgac_cv_var_PS_STRINGS=yes],
1154 [pgac_cv_var_PS_STRINGS=no])])
1155 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
1156 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
1160 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
1161 # is missing. Yes, there are machines that have only one. We may
1162 # also decide to use snprintf.c if snprintf() is present but does not
1163 # have all the features we need --- see below.
1165 if test "$PORTNAME" = "win32"; then
1166 # Win32 gets snprintf.c built unconditionally.
1168 # To properly translate all NLS languages strings, we must support the
1169 # *printf() %$ format, which allows *printf() arguments to be selected
1170 # by position in the translated string.
1172 # libintl versions < 0.13 use the native *printf() functions, and Win32
1173 # *printf() doesn't understand %$, so we must use our /port versions,
1174 # which do understand %$. libintl versions >= 0.13 include their own
1175 # *printf versions on Win32. The libintl 0.13 release note text is:
1177 # C format strings with positions, as they arise when a translator
1178 # needs to reorder a sentence, are now supported on all platforms.
1179 # On those few platforms (NetBSD and Woe32) for which the native
1180 # printf()/fprintf()/... functions don't support such format
1181 # strings, replacements are provided through <libintl.h>.
1183 # We could use libintl >= 0.13's *printf() if we were sure that we had
1184 # a litint >= 0.13 at runtime, but seeing that there is no clean way
1185 # to guarantee that, it is best to just use our own, so we are sure to
1186 # get %$ support. In include/port.h we disable the *printf() macros
1187 # that might have been defined by libintl.
1189 # We do this unconditionally whether NLS is used or not so we are sure
1190 # that all Win32 libraries and binaries behave the same.
1191 pgac_need_repl_snprintf=yes
1193 pgac_need_repl_snprintf=no
1194 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
1195 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
1199 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
1200 # include/c.h will provide declarations. Note this is a separate test
1201 # from whether the functions exist in the C library --- there are
1202 # systems that have the functions but don't bother to declare them :-(
1204 AC_CHECK_DECLS([snprintf, vsnprintf])
1207 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1208 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1213 [return isinf(glob_double) ? 0 : 1;],
1214 [ac_cv_func_isinf=yes],
1215 [ac_cv_func_isinf=no])])
1217 if test $ac_cv_func_isinf = yes ; then
1218 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1221 # Look for a way to implement a substitute for isinf()
1222 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1225 # Some versions of libedit contain strlcpy(); so disregard that library while
1226 # checking for these standard libc functions.
1227 pgac_save_LIBS="$LIBS"
1228 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1230 AC_REPLACE_FUNCS([crypt getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1232 LIBS="$pgac_save_LIBS"
1234 # System's version of getaddrinfo(), if any, may be used only if we found
1235 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1236 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1237 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1238 # because we want to use our own getaddrinfo.c on Windows anyway.)
1239 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1240 AC_REPLACE_FUNCS([getaddrinfo])
1242 AC_LIBOBJ(getaddrinfo)
1245 # Similarly, use system's getopt_long() only if system provides struct option.
1246 # Solaris' getopt() doesn't do what we want for long options, so always use
1247 # our versions on that platform.
1248 if test "$PORTNAME" = "solaris"; then
1250 AC_LIBOBJ(getopt_long)
1251 elif test x"$ac_cv_type_struct_option" = xyes ; then
1252 AC_REPLACE_FUNCS([getopt_long])
1254 AC_LIBOBJ(getopt_long)
1258 if test "$PORTNAME" = "win32"; then
1259 AC_REPLACE_FUNCS(gettimeofday)
1263 AC_LIBOBJ(win32error)
1264 AC_DEFINE([HAVE_SYMLINK], 1,
1265 [Define to 1 if you have the `symlink' function.])
1268 if test "$with_readline" = yes; then
1269 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1270 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1271 AC_CHECK_FUNCS([replace_history_entry])
1275 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1276 dnl (especially on GNU libc)
1277 dnl See also comments in c.h.
1278 AC_MSG_CHECKING(for sigsetjmp)
1279 AC_TRY_LINK([#include <setjmp.h>],
1280 [sigjmp_buf x; sigsetjmp(x, 1);],
1281 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1282 AC_MSG_RESULT(yes)],
1283 [AC_MSG_RESULT(no)])
1287 AC_CHECK_FUNC(syslog,
1288 [AC_CHECK_HEADER(syslog.h,
1289 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1291 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1292 [AC_TRY_LINK([#include <unistd.h>],
1293 [extern int optreset; optreset = 1;],
1294 [pgac_cv_var_int_optreset=yes],
1295 [pgac_cv_var_int_optreset=no])])
1296 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1297 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1300 AC_CHECK_FUNCS([strtoll strtoq], [break])
1301 AC_CHECK_FUNCS([strtoull strtouq], [break])
1303 # Check for one of atexit() or on_exit()
1304 AC_CHECK_FUNCS(atexit, [],
1305 [AC_CHECK_FUNCS(on_exit, [],
1306 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1308 AC_REPLACE_FUNCS(fseeko)
1310 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1312 AC_DEFINE(HAVE_FSEEKO, 1, [Define to 1 because replacement version used.])
1313 ac_cv_func_fseeko=yes;;
1322 # For each platform, we need to know about any special compile and link
1323 # libraries, and whether the normal C function names are thread-safe.
1324 # See the comment at the top of src/port/thread.c for more information.
1325 # WIN32 doesn't need the pthread tests; it always uses threads
1326 if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1327 ACX_PTHREAD # set thread flags
1329 # Some platforms use these, so just defineed them. They can't hurt if they
1330 # are not supported.
1331 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1334 # At this point, we don't want to muck with the compiler name for threading.
1335 # Let's see who fails, perhaps AIX. 2004-04-23
1336 if test "$PTHREAD_CC" != "$CC"; then
1338 PostgreSQL does not support platforms that require a special compiler
1339 for thread safety.])
1342 if test "$THREAD_SUPPORT" = no; then
1343 AC_MSG_ERROR([cannot enable threads on this platform
1344 This platform is known to not support thread-safe programs. For details,
1345 compile and run src/bin/pg_thread_test.])
1348 # Check for *_r functions
1351 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1352 LIBS="$LIBS $PTHREAD_LIBS"
1354 if test "$PORTNAME" != "win32"; then
1355 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1358 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1360 # Do test here with the proper thread flags
1361 PGAC_FUNC_GETPWUID_R_5ARG
1362 PGAC_FUNC_STRERROR_R_INT
1368 # do not use values from template file
1373 AC_SUBST(PTHREAD_CFLAGS)
1374 AC_SUBST(PTHREAD_LIBS)
1377 # We can test for libldap_r only after we know PTHREAD_LIBS
1378 if test "$with_ldap" = yes ; then
1380 if test "$PORTNAME" != "win32"; then
1381 AC_CHECK_LIB(ldap, ldap_bind, [],
1382 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1384 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1385 if test "$enable_thread_safety" = yes; then
1386 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1387 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1388 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1389 [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1390 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1392 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1395 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1396 LDAP_LIBS_FE="-lwldap32"
1397 LDAP_LIBS_BE="-lwldap32"
1401 AC_SUBST(LDAP_LIBS_FE)
1402 AC_SUBST(LDAP_LIBS_BE)
1405 # This test makes sure that run tests work at all. Sometimes a shared
1406 # library is found by the linker, but the runtime linker can't find it.
1407 # This check should come after all modifications of compiler or linker
1408 # variables, and before any other run tests.
1409 AC_MSG_CHECKING([test program])
1410 AC_TRY_RUN([int main() { return 0; }],
1411 [AC_MSG_RESULT(ok)],
1412 [AC_MSG_RESULT(failed)
1414 Could not execute a simple test program. This may be a problem
1415 related to locating shared libraries. Check the file 'config.log'
1416 for the exact reason.]])],
1417 [AC_MSG_RESULT([cross-compiling])])
1419 # --------------------
1420 # Run tests below here
1421 # --------------------
1423 # Force use of our snprintf if system's doesn't do arg control
1424 # See comment above at snprintf test for details.
1425 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1426 PGAC_FUNC_PRINTF_ARG_CONTROL
1427 if test $pgac_cv_printf_arg_control != yes ; then
1428 pgac_need_repl_snprintf=yes
1433 dnl Check to see if we have a working 64-bit integer type.
1434 dnl This breaks down into two steps:
1435 dnl (1) figure out if the compiler has a 64-bit int type with working
1436 dnl arithmetic, and if so
1437 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1438 dnl snprintf is the only library routine we really need for int8 support.)
1439 dnl It's entirely possible to have a compiler that handles a 64-bit type
1440 dnl when the C library doesn't; this is fairly likely when using gcc on
1441 dnl an older platform, for example.
1442 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1443 dnl we force our own version of snprintf() to be used instead.
1444 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1446 PGAC_TYPE_64BIT_INT([long int])
1448 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1449 PGAC_TYPE_64BIT_INT([long long int])
1453 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1455 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1457 #define INT64CONST(x) x##LL
1458 long long int foo = INT64CONST(0x1234567890123456);
1461 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1466 # If we found "long int" is 64 bits, assume snprintf handles it. If
1467 # we found we need to use "long long int", better check. We cope with
1468 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1469 # work, fall back to our own snprintf emulation (which we know uses %lld).
1471 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1472 if test $pgac_need_repl_snprintf = no; then
1473 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1474 if test "$LONG_LONG_INT_FORMAT" = ""; then
1475 # Force usage of our own snprintf, since system snprintf is broken
1476 pgac_need_repl_snprintf=yes
1477 LONG_LONG_INT_FORMAT='%lld'
1480 # Here if we previously decided we needed to use our own snprintf
1481 LONG_LONG_INT_FORMAT='%lld'
1483 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1484 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1485 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1487 # Here if we are not using 'long long int' at all
1488 INT64_FORMAT='"%ld"'
1489 UINT64_FORMAT='"%lu"'
1492 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1493 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1495 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1496 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1498 # Now we have checked all the reasons to replace snprintf
1499 if test $pgac_need_repl_snprintf = yes; then
1500 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1504 # Need a #define for the size of Datum (unsigned long)
1505 AC_CHECK_SIZEOF([unsigned long])
1507 # And one for the size of size_t (enables tweaks for > 32bit address space)
1508 AC_CHECK_SIZEOF([size_t])
1510 # Decide whether float4 is passed by value: user-selectable, enabled by default
1511 AC_MSG_CHECKING([whether to build with float4 passed by value])
1512 PGAC_ARG_BOOL(enable, float4-byval, yes, [ --disable-float4-byval disable float4 passed by value],
1513 [AC_DEFINE([USE_FLOAT4_BYVAL], 1,
1514 [Define to 1 if you want float4 values to be passed by value. (--enable-float4-byval)])
1515 float4passbyval=true],
1516 [float4passbyval=false])
1517 AC_MSG_RESULT([$enable_float4_byval])
1518 AC_DEFINE_UNQUOTED([FLOAT4PASSBYVAL], [$float4passbyval], [float4 values are passed by value if 'true', by reference if 'false'])
1520 # Decide whether float8 is passed by value.
1521 # Note: this setting also controls int8 and related types such as timestamp.
1522 # If sizeof(Datum) >= 8, this is user-selectable, enabled by default.
1523 # If not, trying to select it is an error.
1524 AC_MSG_CHECKING([whether to build with float8 passed by value])
1525 if test $ac_cv_sizeof_unsigned_long -ge 8 ; then
1526 PGAC_ARG_BOOL(enable, float8-byval, yes, [ --disable-float8-byval disable float8 passed by value])
1528 PGAC_ARG_BOOL(enable, float8-byval, no, [ --disable-float8-byval disable float8 passed by value])
1529 if test "$enable_float8_byval" = yes ; then
1530 AC_MSG_ERROR([--enable-float8-byval is not supported on 32-bit platforms.])
1533 if test "$enable_float8_byval" = yes ; then
1534 AC_DEFINE([USE_FLOAT8_BYVAL], 1,
1535 [Define to 1 if you want float8, int8, etc values to be passed by value. (--enable-float8-byval)])
1536 float8passbyval=true
1538 float8passbyval=false
1540 AC_MSG_RESULT([$enable_float8_byval])
1541 AC_DEFINE_UNQUOTED([FLOAT8PASSBYVAL], [$float8passbyval], [float8, int8, and related values are passed by value if 'true', by reference if 'false'])
1543 # Determine memory alignment requirements for the basic C data types.
1545 AC_CHECK_ALIGNOF(short)
1546 AC_CHECK_ALIGNOF(int)
1547 AC_CHECK_ALIGNOF(long)
1548 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1549 AC_CHECK_ALIGNOF(long long int)
1551 AC_CHECK_ALIGNOF(double)
1553 # Compute maximum alignment of any basic type.
1554 # We assume long's alignment is at least as strong as char, short, or int;
1555 # but we must check long long (if it exists) and double.
1557 MAX_ALIGNOF=$ac_cv_alignof_long
1558 if test $MAX_ALIGNOF -lt $ac_cv_alignof_double ; then
1559 MAX_ALIGNOF=$ac_cv_alignof_double
1561 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $ac_cv_alignof_long_long_int ; then
1562 MAX_ALIGNOF="$ac_cv_alignof_long_long_int"
1564 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1567 # Some platforms predefine the types int8, int16, etc. Only check
1568 # a (hopefully) representative subset.
1569 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1571 #ifdef HAVE_SUPPORTDEFS_H
1572 #include <SupportDefs.h>
1575 # We also check for sig_atomic_t, which *should* be defined per ANSI
1576 # C, but is missing on some old platforms.
1577 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1580 # If the user did not disable integer datetimes, check that
1581 # there is a working 64-bit integral type to use.
1582 if test x"$USE_INTEGER_DATETIMES" = x"yes" &&
1583 test x"$HAVE_LONG_INT_64" = x"no" &&
1584 test x"$HAVE_LONG_LONG_INT_64" = x"no" &&
1585 test x"$HAVE_INT64" = x"no" ; then
1587 Integer-based datetime support requires a 64-bit integer type,
1588 but no such type could be found. The --disable-integer-datetimes
1589 configure option can be used to disable integer-based storage
1590 of datetime values.])
1594 if test "$PORTNAME" != "win32"
1596 PGAC_FUNC_POSIX_SIGNALS
1597 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1599 Thread-safety requires POSIX signals, which are not supported by this
1604 if test $ac_cv_func_fseeko = yes; then
1608 # Check for largefile support (must be after AC_SYS_LARGEFILE)
1609 AC_CHECK_SIZEOF([off_t])
1611 # If we don't have largefile support, can't handle segsize >= 2GB.
1612 if test "$ac_cv_sizeof_off_t" -lt 8 -a "$segsize" != "1"; then
1613 AC_MSG_ERROR([Large file support is not enabled. Segment size cannot be larger than 1GB.])
1616 # SunOS doesn't handle negative byte comparisons properly with +/- return
1620 # Select semaphore implementation type.
1621 if test "$PORTNAME" != "win32"; then
1622 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1623 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1624 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1626 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1627 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1628 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1630 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1631 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1635 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1636 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1640 # Select shared-memory implementation type.
1641 if test "$PORTNAME" != "win32"; then
1642 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1643 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1645 AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
1646 SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
1649 # If not set in template file, set bytes to use libc memset()
1650 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1651 MEMSET_LOOP_LIMIT=1024
1653 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1656 if test "$enable_nls" = yes ; then
1660 # Check for Tcl configuration script tclConfig.sh
1661 if test "$with_tcl" = yes; then
1662 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1663 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1664 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1665 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1666 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1667 ac_save_CPPFLAGS=$CPPFLAGS
1668 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1669 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1670 CPPFLAGS=$ac_save_CPPFLAGS
1674 # Check for DocBook and tools
1678 PGAC_CHECK_DOCBOOK(4.2)
1679 PGAC_PATH_DOCBOOK_STYLESHEETS
1680 PGAC_PATH_COLLATEINDEX
1681 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1685 # We have to run the thread test near the end so we have all our symbols
1686 # defined. Cross compiling throws a warning.
1688 if test "$enable_thread_safety_force" = yes; then
1689 if test "$PORTNAME" != "win32"
1692 *** Skipping thread test program. --enable-thread-safety-force was used.
1693 *** Run the program in src/test/thread on the your machine and add proper
1694 *** locking function calls to your applications to guarantee thread safety.
1697 AC_MSG_WARN([*** skipping thread test on Win32])
1699 elif test "$enable_thread_safety" = yes; then
1700 if test "$PORTNAME" != "win32"
1702 AC_MSG_CHECKING([thread safety of required library functions])
1706 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1707 LIBS="$LIBS $PTHREAD_LIBS"
1708 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1709 [AC_MSG_RESULT(yes)],
1711 AC_MSG_ERROR([thread test program failed
1712 This platform is not thread-safe. Check the file 'config.log'for the
1715 You can use the configure option --enable-thread-safety-force to force
1716 threads to be enabled. But you must then run the program in
1717 src/test/thread and add locking function calls to your applications to
1718 guarantee thread safety.])],
1719 [AC_MSG_RESULT(maybe)
1721 *** Skipping thread test program because of cross-compile build.
1722 *** Run the program in src/test/thread on the target machine.
1727 AC_MSG_WARN([*** skipping thread test on Win32])
1731 # If compiler will take -Wl,--as-needed then add that to LDFLAGS.
1732 # This is much easier than trying to filter LIBS to the minimum for each
1733 # executable. (Note that shared library links won't use this switch, though.)
1734 # On (at least) some Red-Hat-derived systems, this switch breaks linking to
1735 # libreadline; therefore we postpone testing it until we know what library
1736 # dependencies readline has. The test code will try to link with $LIBS.
1737 if test "$with_readline" = yes; then
1738 link_test_func=readline
1742 if test "$PORTNAME" != "darwin"; then
1743 PGAC_PROG_CC_LDFLAGS_OPT([-Wl,--as-needed], $link_test_func)
1745 # On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
1746 PGAC_PROG_CC_LDFLAGS_OPT([-Wl,-dead_strip_dylibs], $link_test_func)
1750 # Begin output steps
1752 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
1753 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
1754 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
1756 # prepare build tree if outside source tree
1757 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1758 # Note 2: /bin/pwd might be better than shell's built-in at getting
1759 # a symlink-free name.
1760 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1764 if test "$no_create" != yes; then
1765 _AS_ECHO_N([preparing build tree... ])
1766 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1767 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1768 || AC_MSG_ERROR(failed)
1772 AC_SUBST(vpath_build)
1775 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1778 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1779 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1780 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1781 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1782 src/include/pg_config_os.h:src/include/port/${template}.h
1783 src/Makefile.port:src/makefiles/Makefile.${template}
1786 if test "$PORTNAME" = "win32"; then
1787 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1788 # Links sometimes fail undetected on Mingw -
1789 # so here we detect it and warn the user
1790 for FILE in $CONFIG_LINKS
1792 # test -e works for symlinks in the MinGW console
1793 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1798 AC_CONFIG_HEADERS([src/include/pg_config.h],
1800 # Update timestamp for pg_config.h (see Makefile.global)
1801 echo >src/include/stamp-h
1804 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1808 # Warn about unknown options