1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.559 2008/05/02 19:52:37 tgl Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 AC_INIT([PostgreSQL], [8.4devel], [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 RELSEG_SIZE=`expr '(' 1024 '*' ${segsize} / ${blocksize} ')' '*' 1024`
261 test $? -eq 0 || exit 1
262 AC_MSG_RESULT([${segsize}GB])
264 AC_DEFINE_UNQUOTED([RELSEG_SIZE], ${RELSEG_SIZE}, [
265 RELSEG_SIZE is the maximum number of blocks allowed in one disk file.
266 Thus, the maximum size of a single file is RELSEG_SIZE * BLCKSZ;
267 relations bigger than that are divided into multiple files.
269 RELSEG_SIZE * BLCKSZ must be less than your OS' limit on file size.
270 This is often 2 GB or 4GB in a 32-bit operating system, unless you
271 have large file support enabled. By default, we make the limit 1 GB
272 to avoid any possible integer-overflow problems within the OS.
273 A limit smaller than necessary only means we divide a large
274 relation into more chunks than necessary, so it seems best to err
275 in the direction of a small limit.
277 A power-of-2 value is recommended to save a few cycles in md.c,
278 but is not absolutely required.
280 Changing RELSEG_SIZE requires an initdb.
286 AC_MSG_CHECKING([for WAL block size])
287 PGAC_ARG_REQ(with, wal-blocksize, [ --with-wal-blocksize=BLOCKSIZE set WAL block size in kB [[8]]],
288 [wal_blocksize=$withval],
290 case ${wal_blocksize} in
291 1) XLOG_BLCKSZ=1024;;
292 2) XLOG_BLCKSZ=2048;;
293 4) XLOG_BLCKSZ=4096;;
294 8) XLOG_BLCKSZ=8192;;
295 16) XLOG_BLCKSZ=16384;;
296 32) XLOG_BLCKSZ=32768;;
297 64) XLOG_BLCKSZ=65536;;
298 *) AC_MSG_ERROR([Invalid WAL block size. Allowed values are 1,2,4,8,16,32,64.])
300 AC_MSG_RESULT([${wal_blocksize}kB])
302 AC_DEFINE_UNQUOTED([XLOG_BLCKSZ], ${XLOG_BLCKSZ}, [
303 Size of a WAL file block. This need have no particular relation to BLCKSZ.
304 XLOG_BLCKSZ must be a power of 2, and if your system supports O_DIRECT I/O,
305 XLOG_BLCKSZ must be a multiple of the alignment requirement for direct-I/O
306 buffers, else direct I/O may fail.
308 Changing XLOG_BLCKSZ requires an initdb.
314 AC_MSG_CHECKING([for WAL segment size])
315 PGAC_ARG_REQ(with, wal-segsize, [ --with-wal-segsize=SEGSIZE set WAL segment size in MB [[16]]],
316 [wal_segsize=$withval],
318 case ${wal_segsize} in
326 *) AC_MSG_ERROR([Invalid WAL segment size. Allowed values are 1,2,4,8,16,32,64.])
328 AC_MSG_RESULT([${wal_segsize}MB])
330 AC_DEFINE_UNQUOTED([XLOG_SEG_SIZE], [(${wal_segsize} * 1024 * 1024)], [
331 XLOG_SEG_SIZE is the size of a single WAL file. This must be a power of 2
332 and larger than XLOG_BLCKSZ (preferably, a great deal larger than
335 Changing XLOG_SEG_SIZE requires an initdb.
342 # For historical reasons you can also use --with-CC to specify the C compiler
343 # to use, although the standard way to do this is to set the CC environment
345 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
348 aix) pgac_cc_list="gcc xlc";;
349 irix) pgac_cc_list="cc";; # no gcc
350 *) pgac_cc_list="gcc cc";;
353 AC_PROG_CC([$pgac_cc_list])
355 # Check if it's Intel's compiler, which (usually) pretends to be gcc,
356 # but has idiosyncrasies of its own. We assume icc will define
357 # __INTEL_COMPILER regardless of CFLAGS.
358 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
360 @%:@endif], [ICC=[yes]], [ICC=[no]])
367 . "$srcdir/src/template/$template" || exit
369 # CFLAGS are selected so:
370 # If the user specifies something in the environment, that is used.
371 # else: If the template file set something, that is used.
372 # else: If the compiler is GCC, then we use -O2.
373 # else: If the compiler is something else, then we use -0.
375 if test "$ac_env_CFLAGS_set" = set; then
376 CFLAGS=$ac_env_CFLAGS_value
377 elif test "${CFLAGS+set}" = set; then
378 : # (keep what template set)
379 elif test "$GCC" = yes; then
382 # if the user selected debug mode, don't use -O
383 if test "$enable_debug" != yes; then
388 # Some versions of GCC support some additional useful warning flags.
389 # Check whether they are supported, and add them to CFLAGS if so.
390 # ICC pretends to be GCC but it's lying; it doesn't support these options.
392 if test "$GCC" = yes -a "$ICC" = no; then
393 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
394 # These work in some but not all gcc versions
395 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
396 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
397 # Disable strict-aliasing rules; needed for gcc 3.3+
398 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
399 # Disable optimizations that assume no overflow; needed for gcc 4.3+
400 PGAC_PROG_CC_CFLAGS_OPT([-fwrapv])
401 elif test "$ICC" = yes; then
402 # Intel's compiler has a bug/misoptimization in checking for
403 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the CFLAGS.
404 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
405 # Make sure strict aliasing is off (though this is said to be the default)
406 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
407 elif test x"${CC}" = x"xlc"; then
408 # AIX xlc has to have strict aliasing turned off too
409 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
412 # supply -g if --enable-debug
413 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
417 # enable profiling if --enable-profiling
418 if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
419 if test "$GCC" = yes; then
420 AC_DEFINE([PROFILE_PID_DIR], 1,
421 [Define to 1 to allow profiling output to be saved separately for each process.])
422 CFLAGS="$CFLAGS -pg $PLATFORM_PROFILE_FLAGS"
424 AC_MSG_ERROR([--enable-profiling is supported only when using GCC])
428 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
430 # We already have this in Makefile.win32, but configure needs it too
431 if test "$PORTNAME" = "win32"; then
432 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
435 # Check if the compiler still works with the template settings
436 AC_MSG_CHECKING([whether the C compiler still works])
437 AC_TRY_LINK([], [return 0;],
438 [AC_MSG_RESULT(yes)],
440 AC_MSG_ERROR([cannot proceed])])
442 # Defend against gcc -ffast-math
443 if test "$GCC" = yes; then
444 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
446 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
452 # Create compiler version string
453 if test x"$GCC" = x"yes" ; then
454 cc_string="GCC `${CC} --version | sed q`"
458 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
459 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
460 [A string containing the version number, platform, and C compiler])
464 # Set up TAS assembly code if needed; the template file has now had its
465 # chance to request this.
467 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
469 if test "$need_tas" = yes ; then
478 # Automatic dependency tracking
480 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
486 # Enable assert checks
488 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
489 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
490 [Define to 1 to build with assertion checks. (--enable-cassert)])])
494 # Include directories
497 IFS="${IFS}${PATH_SEPARATOR}"
498 # SRCH_INC comes from the template file
499 for dir in $with_includes $SRCH_INC; do
500 if test -d "$dir"; then
501 INCLUDES="$INCLUDES -I$dir"
503 AC_MSG_WARN([*** Include directory $dir does not exist.])
511 # Library directories
514 IFS="${IFS}${PATH_SEPARATOR}"
515 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
516 for dir in $LIBRARY_DIRS $SRCH_LIB; do
517 if test -d "$dir"; then
518 LIBDIRS="$LIBDIRS -L$dir"
520 AC_MSG_WARN([*** Library directory $dir does not exist.])
526 # Enable thread-safe client libraries
528 AC_MSG_CHECKING([allow thread-safe client libraries])
529 if test "$PORTNAME" != "win32"; then
530 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
532 # Win32 should always use threads
533 PGAC_ARG_BOOL(enable, thread-safety, yes, [ --enable-thread-safety make client libraries thread-safe])
536 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety despite thread test failure])
537 if test "$enable_thread_safety" = yes -o \
538 "$enable_thread_safety_force" = yes; then
539 enable_thread_safety="yes" # for 'force'
540 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
541 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
543 AC_MSG_RESULT([$enable_thread_safety])
544 AC_SUBST(enable_thread_safety)
547 # Optionally build Tcl modules (PL/Tcl)
549 AC_MSG_CHECKING([whether to build with Tcl])
550 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
551 AC_MSG_RESULT([$with_tcl])
554 # We see if the path to the Tcl/Tk configuration scripts is specified.
555 # This will override the use of tclsh to find the paths to search.
557 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
560 # Optionally build Perl modules (PL/Perl)
562 AC_MSG_CHECKING([whether to build Perl modules])
563 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
564 AC_MSG_RESULT([$with_perl])
568 # Optionally build Python modules (PL/Python)
570 AC_MSG_CHECKING([whether to build Python modules])
571 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
572 AC_MSG_RESULT([$with_python])
573 AC_SUBST(with_python)
578 AC_MSG_CHECKING([whether to build with GSSAPI support])
579 PGAC_ARG_BOOL(with, gssapi, no, [ --with-gssapi build with GSSAPI support],
581 AC_DEFINE(ENABLE_GSS, 1, [Define to build with GSSAPI support. (--with-gssapi)])
582 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
584 AC_MSG_RESULT([$with_gssapi])
585 AC_SUBST(with_gssapi)
590 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
591 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
593 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
594 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
596 AC_MSG_RESULT([$with_krb5])
604 # Kerberos configuration parameters
606 PGAC_ARG_REQ(with, krb-srvnam,
607 [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
609 [with_krb_srvnam="postgres"])
610 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
611 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
617 AC_MSG_CHECKING([whether to build with PAM support])
618 PGAC_ARG_BOOL(with, pam, no,
619 [ --with-pam build with PAM support],
620 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
621 AC_MSG_RESULT([$with_pam])
628 AC_MSG_CHECKING([whether to build with LDAP support])
629 PGAC_ARG_BOOL(with, ldap, no,
630 [ --with-ldap build with LDAP support],
631 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
632 AC_MSG_RESULT([$with_ldap])
639 AC_MSG_CHECKING([whether to build with Bonjour support])
640 PGAC_ARG_BOOL(with, bonjour, no,
641 [ --with-bonjour build with Bonjour support],
642 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
643 AC_MSG_RESULT([$with_bonjour])
644 AC_SUBST(with_bonjour)
650 AC_MSG_CHECKING([whether to build with OpenSSL support])
651 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
652 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
653 AC_MSG_RESULT([$with_openssl])
654 AC_SUBST(with_openssl)
660 PGAC_ARG_BOOL(with, readline, yes,
661 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
662 # readline on MinGW has problems with backslashes in psql and other bugs.
663 # This is particularly a problem with non-US code pages.
664 # Therefore disable its use until we understand the cause. 2004-07-20
665 if test "$PORTNAME" = "win32"; then
666 if test "$with_readline" = yes; then
667 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
676 PGAC_ARG_BOOL(with, libedit-preferred, no,
677 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
683 PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid use OSSP UUID library when building contrib/uuid-ossp])
684 AC_SUBST(with_ossp_uuid)
690 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
691 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
693 if test "$with_libxml" = yes ; then
694 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
695 if test -n "$XML2_CONFIG"; then
696 for pgac_option in `$XML2_CONFIG --cflags`; do
698 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
701 for pgac_option in `$XML2_CONFIG --libs`; do
703 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
709 AC_SUBST(with_libxml)
714 PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt use XSLT support when building contrib/xml2],
715 [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to use XSLT support when building contrib/xml2. (--with-libxslt)])])
718 AC_SUBST(with_libxslt)
723 PGAC_ARG_REQ(with, system-tzdata,
724 [ --with-system-tzdata=DIR use system time zone data in DIR])
725 AC_SUBST(with_system_tzdata)
730 PGAC_ARG_BOOL(with, zlib, yes,
731 [ --without-zlib do not use Zlib])
738 # Assume system is ELF if it predefines __ELF__ as 1,
739 # otherwise believe host_os based default.
741 freebsd1*|freebsd2*) elf=no;;
742 freebsd3*|freebsd4*) elf=yes;;
751 [if test "X$elf" = "Xyes" ; then
762 CPPFLAGS="$CPPFLAGS $INCLUDES"
763 LDFLAGS="$LDFLAGS $LIBDIRS"
765 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
766 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
768 AC_ARG_VAR(LDFLAGS_SL)
772 AC_SUBST(with_gnu_ld)
773 case $host_os in sysv5*)
774 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
776 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
777 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
778 LDFLAGS=$pgac_save_LDFLAGS
780 ld_R_works=$pgac_cv_prog_ld_R
786 AC_PATH_PROG(TAR, tar)
794 if test "$with_perl" = yes; then
795 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
796 PGAC_CHECK_PERL_EMBED_LDFLAGS
799 if test "$with_python" = yes; then
801 PGAC_CHECK_PYTHON_EMBED_SETUP
804 # Supply a numeric version string for use by 3rd party add-ons
805 # awk -F is a regex on some platforms, and not on others, so make "." a tab
806 [PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
808 $AWK '{printf "%d%02d%02d", $1, $2, (NF >= 3) ? $3 : 0}'`"]
809 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
814 ## Most libraries are included only if they demonstrably provide a function
815 ## we need, but libm is an exception: always include it, because there are
816 ## too many compilers that play cute optimization games that will break
817 ## probes for standard functions such as pow().
820 AC_CHECK_LIB(m, main)
821 AC_SEARCH_LIBS(setproctitle, util)
822 AC_SEARCH_LIBS(dlopen, dl)
823 AC_SEARCH_LIBS(socket, [socket wsock32])
824 AC_SEARCH_LIBS(shl_load, dld)
825 # We only use libld in port/dynloader/aix.c
828 AC_SEARCH_LIBS(ldopen, ld)
831 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
832 AC_SEARCH_LIBS(crypt, crypt)
834 AC_SEARCH_LIBS(fdatasync, [rt posix4])
836 AC_SEARCH_LIBS(shmget, cygipc)
838 if test "$with_readline" = yes; then
840 if test x"$pgac_cv_check_readline" = x"no"; then
841 AC_MSG_ERROR([readline library not found
842 If you have readline already installed, see config.log for details on the
843 failure. It is possible the compiler isn't looking in the proper directory.
844 Use --without-readline to disable readline support.])
848 if test "$with_zlib" = yes; then
849 AC_CHECK_LIB(z, inflate, [],
850 [AC_MSG_ERROR([zlib library not found
851 If you have zlib already installed, see config.log for details on the
852 failure. It is possible the compiler isn't looking in the proper directory.
853 Use --without-zlib to disable zlib support.])])
856 if test "$enable_spinlocks" = yes; then
857 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
860 *** Not using spinlocks will cause poor performance.])
863 if test "$with_gssapi" = yes ; then
864 if test "$PORTNAME" != "win32"; then
865 AC_SEARCH_LIBS(gss_init_sec_context, [gssapi_krb5 gss 'gssapi -lkrb5 -lcrypto'], [],
866 [AC_MSG_ERROR([could not find function 'gss_init_sec_context' required for GSSAPI])])
868 LIBS="$LIBS -lgssapi32"
872 if test "$with_krb5" = yes ; then
873 if test "$PORTNAME" != "win32"; then
874 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
875 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
876 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
877 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
879 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
880 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
884 if test "$with_openssl" = yes ; then
886 if test "$PORTNAME" != "win32"; then
887 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
888 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
890 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
891 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
895 if test "$with_pam" = yes ; then
896 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
899 if test "$with_libxml" = yes ; then
900 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
903 if test "$with_libxslt" = yes ; then
904 AC_CHECK_LIB(xslt, xsltCleanupGlobals, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
907 # for contrib/uuid-ossp
908 if test "$with_ossp_uuid" = yes ; then
909 AC_CHECK_LIB(ossp-uuid, uuid_export,
910 [OSSP_UUID_LIBS="-lossp-uuid"],
911 [AC_CHECK_LIB(uuid, uuid_export,
912 [OSSP_UUID_LIBS="-luuid"],
913 [AC_MSG_ERROR([library 'ossp-uuid' or 'uuid' is required for OSSP-UUID])])])
915 AC_SUBST(OSSP_UUID_LIBS)
922 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
923 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])
925 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
926 # netinet/in.h is included first.
927 AC_CHECK_HEADERS(netinet/in.h)
928 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
930 #ifdef HAVE_NETINET_IN_H
931 #include <netinet/in.h>
935 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
936 AC_CHECK_HEADERS(readline/readline.h, [],
937 [AC_CHECK_HEADERS(readline.h, [],
938 [AC_MSG_ERROR([readline header not found
939 If you have readline already installed, see config.log for details on the
940 failure. It is possible the compiler isn't looking in the proper directory.
941 Use --without-readline to disable readline support.])])])
942 AC_CHECK_HEADERS(readline/history.h, [],
943 [AC_CHECK_HEADERS(history.h, [],
944 [AC_MSG_ERROR([history header not found
945 If you have readline already installed, see config.log for details on the
946 failure. It is possible the compiler isn't looking in the proper directory.
947 Use --without-readline to disable readline support.])])])
950 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
951 # Some installations of libedit usurp /usr/include/readline/, which seems
952 # bad practice, since in combined installations readline will have its headers
953 # there. We might have to resort to AC_EGREP checks to make sure we found
954 # the proper header...
955 AC_CHECK_HEADERS(editline/readline.h, [],
956 [AC_CHECK_HEADERS(readline.h, [],
957 [AC_CHECK_HEADERS(readline/readline.h, [],
958 [AC_MSG_ERROR([readline header not found
959 If you have libedit already installed, see config.log for details on the
960 failure. It is possible the compiler isn't looking in the proper directory.
961 Use --without-readline to disable libedit support.])])])])
962 # Note: in a libedit installation, history.h is sometimes a dummy, and may
963 # not be there at all. Hence, don't complain if not found. We must check
964 # though, since in yet other versions it is an independent header.
965 AC_CHECK_HEADERS(editline/history.h, [],
966 [AC_CHECK_HEADERS(history.h, [],
967 [AC_CHECK_HEADERS(readline/history.h)])])
970 if test "$with_zlib" = yes; then
971 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
972 If you have zlib already installed, see config.log for details on the
973 failure. It is possible the compiler isn't looking in the proper directory.
974 Use --without-zlib to disable zlib support.])])
977 if test "$with_gssapi" = yes ; then
978 AC_CHECK_HEADERS(gssapi/gssapi.h, [],
979 [AC_CHECK_HEADERS(gssapi.h, [], [AC_MSG_ERROR([gssapi.h header file is required for GSSAPI])])])
982 if test "$with_krb5" = yes ; then
983 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
986 if test "$with_openssl" = yes ; then
987 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
988 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
989 AC_CHECK_FUNCS([ERR_set_mark])
992 if test "$with_pam" = yes ; then
993 AC_CHECK_HEADERS(security/pam_appl.h, [],
994 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
995 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
998 if test "$with_libxml" = yes ; then
999 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
1002 if test "$with_libxslt" = yes ; then
1003 AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
1006 if test "$with_ldap" = yes ; then
1007 if test "$PORTNAME" != "win32"; then
1008 AC_CHECK_HEADERS(ldap.h, [],
1009 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
1011 AC_CHECK_HEADERS(winldap.h, [],
1012 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
1013 [AC_INCLUDES_DEFAULT
1014 #include <windows.h>
1019 if test "$with_bonjour" = yes ; then
1020 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
1023 # for contrib/uuid-ossp
1024 if test "$with_ossp_uuid" = yes ; then
1025 AC_CHECK_HEADERS(ossp/uuid.h, [], [
1026 AC_CHECK_HEADERS(uuid.h, [],
1027 [AC_MSG_ERROR([header file <ossp/uuid.h> or <uuid.h> is required for OSSP-UUID])])])
1032 ## Types, structures, compiler characteristics
1035 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
1042 PGAC_C_FUNCNAME_SUPPORT
1043 PGAC_STRUCT_TIMEZONE
1045 PGAC_STRUCT_SOCKADDR_UN
1046 PGAC_STRUCT_SOCKADDR_STORAGE
1047 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
1048 PGAC_STRUCT_ADDRINFO
1050 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
1051 [#include <sys/param.h>
1052 #include <sys/types.h>
1053 #include <sys/socket.h>
1054 #include <sys/ucred.h>])
1056 AC_CHECK_TYPES([struct option], [], [],
1057 [#ifdef HAVE_GETOPT_H
1061 if test "$with_zlib" = yes; then
1062 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
1063 # did not). While we could work around the lack of z_streamp, it
1064 # seems unwise to encourage people to use such old zlib versions...
1065 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
1066 Use --without-zlib to disable zlib support.])],
1067 [#include <zlib.h>])
1070 if test "$with_krb5" = yes; then
1071 # Check for differences between MIT and Heimdal (KTH) releases
1072 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
1073 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
1074 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
1075 [#include <krb5.h>])],
1076 [#include <krb5.h>])
1077 AC_CHECK_MEMBERS(krb5_error.text.data, [],
1078 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
1079 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
1080 [#include <krb5.h>])],
1081 [#include <krb5.h>])
1083 # Win32 requires headers to be loaded for __stdcall, so can't use
1084 # AC_CHECK_FUNCS here.
1085 AC_MSG_CHECKING(for krb5_free_unparsed_name)
1086 AC_TRY_LINK([#include <krb5.h>],
1087 [krb5_free_unparsed_name(NULL,NULL);],
1088 [AC_DEFINE(HAVE_KRB5_FREE_UNPARSED_NAME, 1, [Define to 1 if you have krb5_free_unparsed_name])
1089 AC_MSG_RESULT(yes)],
1090 [AC_MSG_RESULT(no)])
1095 ## Functions, global variables
1098 PGAC_VAR_INT_TIMEZONE
1099 AC_FUNC_ACCEPT_ARGTYPES
1100 PGAC_FUNC_GETTIMEOFDAY_1ARG
1102 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
1104 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
1105 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
1106 AC_CHECK_DECLS([strlcat, strlcpy])
1107 # This is probably only present on Darwin, but may as well check always
1108 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
1111 AC_CHECK_TYPE([struct sockaddr_in6],
1112 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
1115 [$ac_includes_default
1116 #include <netinet/in.h>])
1119 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
1121 [#include <machine/vmparam.h>
1122 #include <sys/exec.h>
1124 [PS_STRINGS->ps_nargvstr = 1;
1125 PS_STRINGS->ps_argvstr = "foo";],
1126 [pgac_cv_var_PS_STRINGS=yes],
1127 [pgac_cv_var_PS_STRINGS=no])])
1128 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
1129 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
1133 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
1134 # is missing. Yes, there are machines that have only one. We may
1135 # also decide to use snprintf.c if snprintf() is present but does not
1136 # have all the features we need --- see below.
1138 if test "$PORTNAME" = "win32"; then
1139 # Win32 gets snprintf.c built unconditionally.
1141 # To properly translate all NLS languages strings, we must support the
1142 # *printf() %$ format, which allows *printf() arguments to be selected
1143 # by position in the translated string.
1145 # libintl versions < 0.13 use the native *printf() functions, and Win32
1146 # *printf() doesn't understand %$, so we must use our /port versions,
1147 # which do understand %$. libintl versions >= 0.13 include their own
1148 # *printf versions on Win32. The libintl 0.13 release note text is:
1150 # C format strings with positions, as they arise when a translator
1151 # needs to reorder a sentence, are now supported on all platforms.
1152 # On those few platforms (NetBSD and Woe32) for which the native
1153 # printf()/fprintf()/... functions don't support such format
1154 # strings, replacements are provided through <libintl.h>.
1156 # We could use libintl >= 0.13's *printf() if we were sure that we had
1157 # a litint >= 0.13 at runtime, but seeing that there is no clean way
1158 # to guarantee that, it is best to just use our own, so we are sure to
1159 # get %$ support. In include/port.h we disable the *printf() macros
1160 # that might have been defined by libintl.
1162 # We do this unconditionally whether NLS is used or not so we are sure
1163 # that all Win32 libraries and binaries behave the same.
1164 pgac_need_repl_snprintf=yes
1166 pgac_need_repl_snprintf=no
1167 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
1168 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
1172 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
1173 # include/c.h will provide declarations. Note this is a separate test
1174 # from whether the functions exist in the C library --- there are
1175 # systems that have the functions but don't bother to declare them :-(
1177 AC_CHECK_DECLS([snprintf, vsnprintf])
1180 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1181 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1186 [return isinf(glob_double) ? 0 : 1;],
1187 [ac_cv_func_isinf=yes],
1188 [ac_cv_func_isinf=no])])
1190 if test $ac_cv_func_isinf = yes ; then
1191 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1194 # Look for a way to implement a substitute for isinf()
1195 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1198 # Some versions of libedit contain strlcpy(); so disregard that library while
1199 # checking for these standard libc functions.
1200 pgac_save_LIBS="$LIBS"
1201 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1203 AC_REPLACE_FUNCS([crypt getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1205 LIBS="$pgac_save_LIBS"
1207 # System's version of getaddrinfo(), if any, may be used only if we found
1208 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1209 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1210 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1211 # because we want to use our own getaddrinfo.c on Windows anyway.)
1212 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1213 AC_REPLACE_FUNCS([getaddrinfo])
1215 AC_LIBOBJ(getaddrinfo)
1218 # Similarly, use system's getopt_long() only if system provides struct option.
1219 # Solaris' getopt() doesn't do what we want for long options, so always use
1220 # our versions on that platform.
1221 if test "$PORTNAME" = "solaris"; then
1223 AC_LIBOBJ(getopt_long)
1224 elif test x"$ac_cv_type_struct_option" = xyes ; then
1225 AC_REPLACE_FUNCS([getopt_long])
1227 AC_LIBOBJ(getopt_long)
1231 if test "$PORTNAME" = "win32"; then
1232 AC_REPLACE_FUNCS(gettimeofday)
1236 AC_LIBOBJ(win32error)
1237 AC_DEFINE([HAVE_SYMLINK], 1,
1238 [Define to 1 if you have the `symlink' function.])
1241 if test "$with_readline" = yes; then
1242 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1243 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1244 AC_CHECK_FUNCS([replace_history_entry])
1248 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1249 dnl (especially on GNU libc)
1250 dnl See also comments in c.h.
1251 AC_MSG_CHECKING(for sigsetjmp)
1252 AC_TRY_LINK([#include <setjmp.h>],
1253 [sigjmp_buf x; sigsetjmp(x, 1);],
1254 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1255 AC_MSG_RESULT(yes)],
1256 [AC_MSG_RESULT(no)])
1260 AC_CHECK_FUNC(syslog,
1261 [AC_CHECK_HEADER(syslog.h,
1262 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1264 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1265 [AC_TRY_LINK([#include <unistd.h>],
1266 [extern int optreset; optreset = 1;],
1267 [pgac_cv_var_int_optreset=yes],
1268 [pgac_cv_var_int_optreset=no])])
1269 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1270 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1273 AC_CHECK_FUNCS([strtoll strtoq], [break])
1274 AC_CHECK_FUNCS([strtoull strtouq], [break])
1276 # Check for one of atexit() or on_exit()
1277 AC_CHECK_FUNCS(atexit, [],
1278 [AC_CHECK_FUNCS(on_exit, [],
1279 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1281 AC_REPLACE_FUNCS(fseeko)
1283 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1285 AC_DEFINE(HAVE_FSEEKO, 1, [Define to 1 because replacement version used.])
1286 ac_cv_func_fseeko=yes;;
1295 # For each platform, we need to know about any special compile and link
1296 # libraries, and whether the normal C function names are thread-safe.
1297 # See the comment at the top of src/port/thread.c for more information.
1298 # WIN32 doesn't need the pthread tests; it always uses threads
1299 if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1300 ACX_PTHREAD # set thread flags
1302 # Some platforms use these, so just defineed them. They can't hurt if they
1303 # are not supported.
1304 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1307 # At this point, we don't want to muck with the compiler name for threading.
1308 # Let's see who fails, perhaps AIX. 2004-04-23
1309 if test "$PTHREAD_CC" != "$CC"; then
1311 PostgreSQL does not support platforms that require a special compiler
1312 for thread safety.])
1315 if test "$THREAD_SUPPORT" = no; then
1316 AC_MSG_ERROR([cannot enable threads on this platform
1317 This platform is known to not support thread-safe programs. For details,
1318 compile and run src/bin/pg_thread_test.])
1321 # Check for *_r functions
1324 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1325 LIBS="$LIBS $PTHREAD_LIBS"
1327 if test "$PORTNAME" != "win32"; then
1328 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1331 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1333 # Do test here with the proper thread flags
1334 PGAC_FUNC_GETPWUID_R_5ARG
1335 PGAC_FUNC_STRERROR_R_INT
1341 # do not use values from template file
1346 AC_SUBST(PTHREAD_CFLAGS)
1347 AC_SUBST(PTHREAD_LIBS)
1350 # We can test for libldap_r only after we know PTHREAD_LIBS
1351 if test "$with_ldap" = yes ; then
1353 if test "$PORTNAME" != "win32"; then
1354 AC_CHECK_LIB(ldap, ldap_bind, [],
1355 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1357 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1358 if test "$enable_thread_safety" = yes; then
1359 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1360 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1361 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1362 [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1363 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1365 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1368 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1369 LDAP_LIBS_FE="-lwldap32"
1370 LDAP_LIBS_BE="-lwldap32"
1374 AC_SUBST(LDAP_LIBS_FE)
1375 AC_SUBST(LDAP_LIBS_BE)
1378 # This test makes sure that run tests work at all. Sometimes a shared
1379 # library is found by the linker, but the runtime linker can't find it.
1380 # This check should come after all modifications of compiler or linker
1381 # variables, and before any other run tests.
1382 AC_MSG_CHECKING([test program])
1383 AC_TRY_RUN([int main() { return 0; }],
1384 [AC_MSG_RESULT(ok)],
1385 [AC_MSG_RESULT(failed)
1387 Could not execute a simple test program. This may be a problem
1388 related to locating shared libraries. Check the file 'config.log'
1389 for the exact reason.]])],
1390 [AC_MSG_RESULT([cross-compiling])])
1392 # --------------------
1393 # Run tests below here
1394 # --------------------
1396 # Force use of our snprintf if system's doesn't do arg control
1397 # See comment above at snprintf test for details.
1398 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1399 PGAC_FUNC_PRINTF_ARG_CONTROL
1400 if test $pgac_cv_printf_arg_control != yes ; then
1401 pgac_need_repl_snprintf=yes
1406 dnl Check to see if we have a working 64-bit integer type.
1407 dnl This breaks down into two steps:
1408 dnl (1) figure out if the compiler has a 64-bit int type with working
1409 dnl arithmetic, and if so
1410 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1411 dnl snprintf is the only library routine we really need for int8 support.)
1412 dnl It's entirely possible to have a compiler that handles a 64-bit type
1413 dnl when the C library doesn't; this is fairly likely when using gcc on
1414 dnl an older platform, for example.
1415 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1416 dnl we force our own version of snprintf() to be used instead.
1417 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1419 PGAC_TYPE_64BIT_INT([long int])
1421 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1422 PGAC_TYPE_64BIT_INT([long long int])
1426 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1428 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1430 #define INT64CONST(x) x##LL
1431 long long int foo = INT64CONST(0x1234567890123456);
1434 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1439 # If we found "long int" is 64 bits, assume snprintf handles it. If
1440 # we found we need to use "long long int", better check. We cope with
1441 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1442 # work, fall back to our own snprintf emulation (which we know uses %lld).
1444 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1445 if test $pgac_need_repl_snprintf = no; then
1446 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1447 if test "$LONG_LONG_INT_FORMAT" = ""; then
1448 # Force usage of our own snprintf, since system snprintf is broken
1449 pgac_need_repl_snprintf=yes
1450 LONG_LONG_INT_FORMAT='%lld'
1453 # Here if we previously decided we needed to use our own snprintf
1454 LONG_LONG_INT_FORMAT='%lld'
1456 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1457 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1458 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1460 # Here if we are not using 'long long int' at all
1461 INT64_FORMAT='"%ld"'
1462 UINT64_FORMAT='"%lu"'
1465 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1466 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1468 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1469 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1471 # Now we have checked all the reasons to replace snprintf
1472 if test $pgac_need_repl_snprintf = yes; then
1473 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1477 # Need a #define for the size of Datum (unsigned long)
1478 AC_CHECK_SIZEOF([unsigned long])
1480 # And one for the size of size_t (enables tweaks for > 32bit address space)
1481 AC_CHECK_SIZEOF([size_t])
1483 # Decide whether float4 is passed by value: user-selectable, enabled by default
1484 AC_MSG_CHECKING([whether to build with float4 passed by value])
1485 PGAC_ARG_BOOL(enable, float4-byval, yes, [ --disable-float4-byval disable float4 passed by value],
1486 [AC_DEFINE([USE_FLOAT4_BYVAL], 1,
1487 [Define to 1 if you want float4 values to be passed by value. (--enable-float4-byval)])
1488 float4passbyval=true],
1489 [float4passbyval=false])
1490 AC_MSG_RESULT([$enable_float4_byval])
1491 AC_DEFINE_UNQUOTED([FLOAT4PASSBYVAL], [$float4passbyval], [float4 values are passed by value if 'true', by reference if 'false'])
1493 # Decide whether float8 is passed by value.
1494 # Note: this setting also controls int8 and related types such as timestamp.
1495 # If sizeof(Datum) >= 8, this is user-selectable, enabled by default.
1496 # If not, trying to select it is an error.
1497 AC_MSG_CHECKING([whether to build with float8 passed by value])
1498 if test $ac_cv_sizeof_unsigned_long -ge 8 ; then
1499 PGAC_ARG_BOOL(enable, float8-byval, yes, [ --disable-float8-byval disable float8 passed by value])
1501 PGAC_ARG_BOOL(enable, float8-byval, no, [ --disable-float8-byval disable float8 passed by value])
1502 if test "$enable_float8_byval" = yes ; then
1503 AC_MSG_ERROR([--enable-float8-byval is not supported on 32-bit platforms.])
1506 if test "$enable_float8_byval" = yes ; then
1507 AC_DEFINE([USE_FLOAT8_BYVAL], 1,
1508 [Define to 1 if you want float8, int8, etc values to be passed by value. (--enable-float8-byval)])
1509 float8passbyval=true
1511 float8passbyval=false
1513 AC_MSG_RESULT([$enable_float8_byval])
1514 AC_DEFINE_UNQUOTED([FLOAT8PASSBYVAL], [$float8passbyval], [float8, int8, and related values are passed by value if 'true', by reference if 'false'])
1516 # Determine memory alignment requirements for the basic C data types.
1518 AC_CHECK_ALIGNOF(short)
1519 AC_CHECK_ALIGNOF(int)
1520 AC_CHECK_ALIGNOF(long)
1521 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1522 AC_CHECK_ALIGNOF(long long int)
1524 AC_CHECK_ALIGNOF(double)
1526 # Compute maximum alignment of any basic type.
1527 # We assume long's alignment is at least as strong as char, short, or int;
1528 # but we must check long long (if it exists) and double.
1530 MAX_ALIGNOF=$ac_cv_alignof_long
1531 if test $MAX_ALIGNOF -lt $ac_cv_alignof_double ; then
1532 MAX_ALIGNOF=$ac_cv_alignof_double
1534 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $ac_cv_alignof_long_long_int ; then
1535 MAX_ALIGNOF="$ac_cv_alignof_long_long_int"
1537 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1540 # Some platforms predefine the types int8, int16, etc. Only check
1541 # a (hopefully) representative subset.
1542 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1544 #ifdef HAVE_SUPPORTDEFS_H
1545 #include <SupportDefs.h>
1548 # We also check for sig_atomic_t, which *should* be defined per ANSI
1549 # C, but is missing on some old platforms.
1550 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1553 # If the user did not disable integer datetimes, check that
1554 # there is a working 64-bit integral type to use.
1555 if test x"$USE_INTEGER_DATETIMES" = x"yes" &&
1556 test x"$HAVE_LONG_INT_64" = x"no" &&
1557 test x"$HAVE_LONG_LONG_INT_64" = x"no" &&
1558 test x"$HAVE_INT64" = x"no" ; then
1560 Integer-based datetime support requires a 64-bit integer type,
1561 but no such type could be found. The --disable-integer-datetimes
1562 configure option can be used to disable integer-based storage
1563 of datetime values.])
1567 if test "$PORTNAME" != "win32"
1569 PGAC_FUNC_POSIX_SIGNALS
1570 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1572 Thread-safety requires POSIX signals, which are not supported by this
1577 if test $ac_cv_func_fseeko = yes; then
1581 # Check for largefile support (must be after AC_SYS_LARGEFILE)
1582 AC_CHECK_SIZEOF([off_t])
1584 # If we don't have largefile support, can't handle segsize >= 2GB.
1585 if test "$ac_cv_sizeof_off_t" -lt 8 -a "$segsize" != "1"; then
1586 AC_MSG_ERROR([Large file support is not enabled. Segment size cannot be larger than 1GB.])
1589 # SunOS doesn't handle negative byte comparisons properly with +/- return
1593 # Select semaphore implementation type.
1594 if test "$PORTNAME" != "win32"; then
1595 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1596 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1597 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1599 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1600 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1601 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1603 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1604 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1608 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1609 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1613 # Select shared-memory implementation type.
1614 if test "$PORTNAME" != "win32"; then
1615 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1616 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1618 AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
1619 SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
1622 # If not set in template file, set bytes to use libc memset()
1623 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1624 MEMSET_LOOP_LIMIT=1024
1626 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1629 if test "$enable_nls" = yes ; then
1633 # Check for Tcl configuration script tclConfig.sh
1634 if test "$with_tcl" = yes; then
1635 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1636 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1637 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1638 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1639 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1640 ac_save_CPPFLAGS=$CPPFLAGS
1641 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1642 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1643 CPPFLAGS=$ac_save_CPPFLAGS
1647 # Check for DocBook and tools
1651 PGAC_CHECK_DOCBOOK(4.2)
1652 PGAC_PATH_DOCBOOK_STYLESHEETS
1653 PGAC_PATH_COLLATEINDEX
1654 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1658 # We have to run the thread test near the end so we have all our symbols
1659 # defined. Cross compiling throws a warning.
1661 if test "$enable_thread_safety_force" = yes; then
1662 if test "$PORTNAME" != "win32"
1665 *** Skipping thread test program. --enable-thread-safety-force was used.
1666 *** Run the program in src/test/thread on the your machine and add proper
1667 *** locking function calls to your applications to guarantee thread safety.
1670 AC_MSG_WARN([*** skipping thread test on Win32])
1672 elif test "$enable_thread_safety" = yes; then
1673 if test "$PORTNAME" != "win32"
1675 AC_MSG_CHECKING([thread safety of required library functions])
1679 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1680 LIBS="$LIBS $PTHREAD_LIBS"
1681 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1682 [AC_MSG_RESULT(yes)],
1684 AC_MSG_ERROR([thread test program failed
1685 This platform is not thread-safe. Check the file 'config.log'for the
1688 You can use the configure option --enable-thread-safety-force to force
1689 threads to be enabled. But you must then run the program in
1690 src/test/thread and add locking function calls to your applications to
1691 guarantee thread safety.])],
1692 [AC_MSG_RESULT(maybe)
1694 *** Skipping thread test program because of cross-compile build.
1695 *** Run the program in src/test/thread on the target machine.
1700 AC_MSG_WARN([*** skipping thread test on Win32])
1704 # prepare build tree if outside source tree
1705 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1706 # Note 2: /bin/pwd might be better than shell's built-in at getting
1707 # a symlink-free name.
1708 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1712 if test "$no_create" != yes; then
1713 _AS_ECHO_N([preparing build tree... ])
1714 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1715 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1716 || AC_MSG_ERROR(failed)
1720 AC_SUBST(vpath_build)
1723 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1726 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1727 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1728 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1729 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1730 src/include/pg_config_os.h:src/include/port/${template}.h
1731 src/Makefile.port:src/makefiles/Makefile.${template}
1734 if test "$PORTNAME" = "win32"; then
1735 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1736 # Links sometimes fail undetected on Mingw -
1737 # so here we detect it and warn the user
1738 for FILE in $CONFIG_LINKS
1740 # test -e works for symlinks in the MinGW console
1741 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1746 AC_CONFIG_HEADERS([src/include/pg_config.h],
1748 # Update timestamp for pg_config.h (see Makefile.global)
1749 echo >src/include/stamp-h
1752 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1756 # Warn about unknown options