1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.373 2004/08/08 23:27:11 pgsql 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], [8.0.0beta1], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright 2003 PostgreSQL Global Development Group])
24 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
25 AC_CONFIG_AUX_DIR(config)
26 AC_PREFIX_DEFAULT(/usr/local/pgsql)
27 AC_SUBST(configure_args, [$ac_configure_args])
29 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version])
34 AC_MSG_CHECKING([which template to use])
36 PGAC_ARG_REQ(with, template, [],
39 list) echo; ls "$srcdir/src/template"; exit;;
40 *) if test -f "$srcdir/src/template/$with_template" ; then
43 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
48 # --with-template not given
52 beos*) template=beos ;;
53 bsdi*) template=bsdi ;;
54 cygwin*) template=cygwin ;;
55 darwin*) template=darwin ;;
56 dgux*) template=dgux ;;
57 freebsd*) template=freebsd ;;
58 hpux*) template=hpux ;;
59 irix*) template=irix ;;
60 linux*) template=linux ;;
61 mingw*) template=win32 ;;
62 netbsd*) template=netbsd ;;
63 nextstep*) template=nextstep ;;
64 openbsd*) template=openbsd ;;
66 qnx*) template=qnx4 ;;
68 solaris*) template=solaris ;;
69 sunos*) template=sunos4 ;;
72 univel) template=univel ;;
74 sysv4*) template=svr4 ;;
75 sysv5*) template=unixware ;;
76 ultrix*) template=ultrix4 ;;
79 if test x"$template" = x"" ; then
81 *******************************************************************
82 PostgreSQL has apparently not been ported to your platform yet.
83 To try a manual configuration, look into the src/template directory
84 for a similar platform and use the '--with-template=' option.
86 Please also contact <pgsql-ports@postgresql.org> to see about
87 rectifying this. Include the above 'checking host system type...'
89 *******************************************************************
95 AC_MSG_RESULT([$template])
100 # Initialize default assumption that we do not need separate assembly code
101 # for TAS (test-and-set). This can be overridden by the template file
102 # when it's executed.
109 ## Command line options
113 # Installation directory for documentation
115 PGAC_ARG(with, docdir, [ --with-docdir=DIR install the documentation in DIR [[PREFIX/doc]]
116 --without-docdir do not install the documentation],
117 [AC_MSG_ERROR([option --with-docdir requires an argument])],
120 [docdir='${prefix}/doc'])
125 # Add non-standard directories to the include path
127 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
131 # Add non-standard directories to the library search path
133 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
134 [LIBRARY_DIRS=$withval])
136 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
137 [LIBRARY_DIRS=$withval])
141 # 64-bit integer date/time storage (--enable-integer-datetimes)
143 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
144 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
145 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
146 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
147 AC_MSG_RESULT([$enable_integer_datetimes])
153 AC_MSG_CHECKING([whether NLS is wanted])
154 PGAC_ARG_OPTARG(enable, nls,
155 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
157 [WANTED_LANGUAGES=$enableval],
158 [AC_DEFINE(ENABLE_NLS, 1,
159 [Define to 1 if you want National Language Support. (--enable-nls)])])
160 AC_MSG_RESULT([$enable_nls])
162 AC_SUBST(WANTED_LANGUAGES)
165 # Default port number (--with-pgport), default 5432
167 AC_MSG_CHECKING([for default port number])
168 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
169 [default_port=$withval],
171 AC_MSG_RESULT([$default_port])
172 # Need both of these because some places want an integer and some a string
173 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
174 [Define to the default TCP port number on which the server listens and
175 to which clients will try to connect. This can be overridden at run-time,
176 but it's convenient if your clients have the right default compiled in.
177 (--with-pgport=PORTNUM)])
178 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
179 [Define to the default TCP port number as a string constant.])
180 AC_SUBST(default_port)
183 # Option to disable shared libraries
185 PGAC_ARG_BOOL(enable, shared, yes,
186 [ --disable-shared do not build shared libraries])
187 AC_SUBST(enable_shared)
190 # '-rpath'-like feature can be disabled
192 PGAC_ARG_BOOL(enable, rpath, yes,
193 [ --disable-rpath do not embed shared library search path in executables])
194 AC_SUBST(enable_rpath)
199 PGAC_ARG_BOOL(enable, spinlocks, yes,
200 [ --disable-spinlocks do not use spinlocks])
203 # --enable-debug adds -g to compiler flags
205 PGAC_ARG_BOOL(enable, debug, no,
206 [ --enable-debug build with debugging symbols (-g)])
207 AC_SUBST(enable_debug)
213 # For historical reasons you can also use --with-CC to specify the C compiler
214 # to use, although the standard way to do this is to set the CC environment
216 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
219 aix) pgac_cc_list="gcc xlc";;
220 irix) pgac_cc_list="cc";; # no gcc
221 *) pgac_cc_list="gcc cc";;
224 AC_PROG_CC([$pgac_cc_list])
231 . "$srcdir/src/template/$template" || exit
233 # CFLAGS are selected so:
234 # If the user specifies something in the environment, that is used.
235 # else: If the template file set something, that is used.
236 # else: If the compiler is GCC, then we use -O2.
237 # else: If the compiler is something else, then we use -0.
239 if test "$ac_env_CFLAGS_set" = set; then
240 CFLAGS=$ac_env_CFLAGS_value
241 elif test "${CFLAGS+set}" = set; then
242 : # (keep what template set)
243 elif test "$GCC" = yes; then
246 # if the user selected debug mode, don't use -O
247 if test "$enable_debug" != yes; then
252 # Need to specify -fno-strict-aliasing too in case it's gcc 3.3 or later.
253 PGAC_PROG_CC_NO_STRICT_ALIASING
255 # supply -g if --enable-debug
256 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
260 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
262 # We already have this in Makefile.win32, but configure needs it too
263 if test "$PORTNAME" = "win32"; then
264 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
267 # Check if the compiler still works with the template settings
268 AC_MSG_CHECKING([whether the C compiler still works])
269 AC_TRY_LINK([], [return 0;],
270 [AC_MSG_RESULT(yes)],
272 AC_MSG_ERROR([cannot proceed])])
274 # Defend against gcc -ffast-math
275 if test "$GCC" = yes; then
276 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
278 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
284 # Create compiler version string
285 if test x"$GCC" = x"yes" ; then
286 cc_string="GCC `${CC} --version | sed q`"
290 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
291 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
292 [A string containing the version number, platform, and C compiler])
296 # Set up TAS assembly code if needed; the template file has now had its
297 # chance to request this.
299 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
301 if test "$need_tas" = yes ; then
310 # Automatic dependency tracking
312 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
318 # Enable assert checks
320 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
321 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
322 [Define to 1 to build with assertion checks. (--enable-cassert)])])
326 # Include directories
330 # SRCH_INC comes from the template file
331 for dir in $with_includes $SRCH_INC; do
332 if test -d "$dir"; then
333 INCLUDES="$INCLUDES -I$dir"
335 AC_MSG_WARN([*** Include directory $dir does not exist.])
343 # Library directories
347 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
348 for dir in $LIBRARY_DIRS $SRCH_LIB; do
349 if test -d "$dir"; then
350 LIBDIRS="$LIBDIRS -L$dir"
352 AC_MSG_WARN([*** Library directory $dir does not exist.])
358 # Enable thread-safe client libraries
360 AC_MSG_CHECKING([allow thread-safe client libraries])
361 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
362 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety in spite of thread test failure])
363 if test "$enable_thread_safety" = yes -o \
364 "$enable_thread_safety_force" = yes; then
365 enable_thread_safety="yes" # for 'force'
366 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
367 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
369 AC_MSG_RESULT([$enable_thread_safety])
370 AC_SUBST(enable_thread_safety)
375 AC_MSG_CHECKING([whether to build with Tcl])
376 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
377 AC_MSG_RESULT([$with_tcl])
380 # We see if the path to the Tcl/Tk configuration scripts is specified.
381 # This will override the use of tclsh to find the paths to search.
383 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
386 # Optionally build Perl modules (PL/Perl)
388 AC_MSG_CHECKING([whether to build Perl modules])
389 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
390 AC_MSG_RESULT([$with_perl])
394 # Optionally build Python modules (PL/Python)
396 AC_MSG_CHECKING([whether to build Python modules])
397 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
398 AC_MSG_RESULT([$with_python])
399 AC_SUBST(with_python)
404 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
405 PGAC_ARG_BOOL(with, krb4, no, [ --with-krb4 build with Kerberos 4 support],
407 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
408 krb_srvtab="/etc/srvtab"
410 AC_MSG_RESULT([$with_krb4])
417 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
418 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
420 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
421 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
423 AC_MSG_RESULT([$with_krb5])
427 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
428 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
429 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
436 # Kerberos configuration parameters
438 PGAC_ARG_REQ(with, krb-srvnam,
439 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [[postgres]]],
441 [with_krb_srvnam="postgres"])
442 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
443 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
449 AC_MSG_CHECKING([whether to build with PAM support])
450 PGAC_ARG_BOOL(with, pam, no,
451 [ --with-pam build with PAM support],
452 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
453 AC_MSG_RESULT([$with_pam])
460 AC_MSG_CHECKING([whether to build with Rendezvous support])
461 PGAC_ARG_BOOL(with, rendezvous, no,
462 [ --with-rendezvous build with Rendezvous support],
463 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
464 AC_MSG_RESULT([$with_rendezvous])
465 AC_SUBST(with_rendezvous)
471 AC_MSG_CHECKING([whether to build with OpenSSL support])
472 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
473 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
474 AC_MSG_RESULT([$with_openssl])
475 AC_SUBST(with_openssl)
481 PGAC_ARG_BOOL(with, readline, yes,
482 [ --without-readline do not use Readline])
483 # readline on MinGW has problems with backslashes in psql and other bugs.
484 # This is particularly a problem with non-US code pages.
485 # Therefore disable its use until we understand the cause. 2004-07-20
486 case $host_os in mingw*)
487 if test "$with_readline" = yes; then
488 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
497 PGAC_ARG_BOOL(with, zlib, yes,
498 [ --without-zlib do not use Zlib])
504 # Assume system is ELF if it predefines __ELF__ as 1,
505 # otherwise believe host_os based default.
507 freebsd1*|freebsd2*) elf=no;;
508 freebsd3*|freebsd4*) elf=yes;;
517 [if test "X$elf" = "Xyes" ; then
528 CPPFLAGS="$CPPFLAGS $INCLUDES"
529 LDFLAGS="$LDFLAGS $LIBDIRS"
531 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
532 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
540 AC_SUBST(with_gnu_ld)
541 case $host_os in sysv5*)
542 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
544 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
545 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
546 LDFLAGS=$pgac_save_LDFLAGS
548 ld_R_works=$pgac_cv_prog_ld_R
552 AC_CHECK_PROGS(LORDER, lorder)
553 AC_PATH_PROG(TAR, tar)
556 AC_CHECK_PROGS(YACC, ['bison -y'])
558 if test "$YACC"; then
559 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
561 *** If you are going to modify the grammar files or build from CVS, the installed
562 *** version of Bison is too old. Bison version 1.875 or later is required.])
566 if test -z "$YACC"; then
568 *** Without Bison you will not be able to build PostgreSQL from CVS or
569 *** change any of the parser definition files. You can obtain Bison from
570 *** a GNU mirror site. (If you are using the official distribution of
571 *** PostgreSQL then you do not need to worry about this because the Bison
572 *** output is pre-generated.) To use a different yacc program (possible,
573 *** but not recommended), set the environment variable YACC before running
579 if test "$with_perl" = yes; then
580 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
581 PGAC_CHECK_PERL_EMBED_LDFLAGS
584 if test "$with_python" = yes; then
586 PGAC_CHECK_PYTHON_EMBED_SETUP
594 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
596 AC_CHECK_LIB(bsd, main)
598 AC_CHECK_LIB(util, setproctitle)
599 AC_CHECK_LIB(m, main)
600 AC_CHECK_LIB(dl, main)
601 AC_CHECK_LIB(nsl, main)
602 AC_CHECK_LIB(socket, main)
603 AC_CHECK_LIB(ipc, main)
604 AC_CHECK_LIB(IPC, main)
605 AC_CHECK_LIB(lc, main)
606 AC_CHECK_LIB(dld, main)
607 AC_CHECK_LIB(ld, main)
608 AC_CHECK_LIB(compat, main)
609 AC_CHECK_LIB(BSD, main)
610 AC_CHECK_LIB(gen, main)
611 AC_CHECK_LIB(PW, main)
612 AC_CHECK_LIB(resolv, main)
613 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
615 AC_CHECK_LIB(unix, main)
616 AC_SEARCH_LIBS(crypt, crypt)
618 if test "$PORTNAME" = "beos"
620 AC_CHECK_LIB(bind, __inet_ntoa)
623 AC_SEARCH_LIBS(fdatasync, [rt posix4])
625 AC_CHECK_LIB(cygipc, shmget)
627 if test "$PORTNAME" = "win32"
629 AC_CHECK_LIB(wsock32, main)
632 if test "$with_readline" = yes; then
634 if test x"$pgac_cv_check_readline" = x"no"; then
635 AC_MSG_ERROR([readline library not found
636 If you have readline already installed, see config.log for details on the
637 failure. It is possible the compiler isn't looking in the proper directory.
638 Use --without-readline to disable readline support.])
642 if test "$with_zlib" = yes; then
643 AC_CHECK_LIB(z, inflate, [],
644 [AC_MSG_ERROR([zlib library not found
645 If you have zlib already installed, see config.log for details on the
646 failure. It is possible the compiler isn't looking in the proper directory.
647 Use --without-zlib to disable zlib support.])])
650 if test "$enable_spinlocks" = yes; then
651 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
654 *** Not using spinlocks will cause poor performance.])
657 if test "$with_krb4" = yes ; then
658 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
659 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
660 AC_REPLACE_FUNCS([gethostname])
663 if test "$with_krb5" = yes ; then
664 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
665 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
666 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
667 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
668 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
669 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
672 if test "$with_openssl" = yes ; then
674 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
675 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
678 if test "$with_pam" = yes ; then
679 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
687 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
688 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
690 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
691 # netinet/in.h is included first.
692 AC_CHECK_HEADERS(netinet/in.h)
693 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
695 #ifdef HAVE_NETINET_IN_H
696 #include <netinet/in.h>
700 if test "$with_readline" = yes; then
701 AC_CHECK_HEADERS(readline/readline.h, [],
702 [AC_CHECK_HEADERS(editline/readline.h, [],
703 [AC_CHECK_HEADERS(readline.h, [],
704 [AC_MSG_ERROR([readline header not found
705 If you have readline already installed, see config.log for details on the
706 failure. It is possible the compiler isn't looking in the proper directory.
707 Use --without-readline to disable readline support.])])])])
708 AC_CHECK_HEADERS(readline/history.h, [],
709 [AC_CHECK_HEADERS(editline/history.h, [],
710 [AC_CHECK_HEADERS(history.h, [],
711 [AC_MSG_ERROR([history header not found
712 If you have readline already installed, see config.log for details on the
713 failure. It is possible the compiler isn't looking in the proper directory.
714 Use --without-readline to disable readline support.])])])])
717 if test "$with_zlib" = yes; then
718 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
719 If you have zlib already installed, see config.log for details on the
720 failure. It is possible the compiler isn't looking in the proper directory.
721 Use --without-zlib to disable zlib support.])])
724 if test "$with_krb4" = yes ; then
725 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
728 if test "$with_krb5" = yes ; then
729 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
730 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
733 if test "$with_openssl" = yes ; then
734 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
735 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
738 if test "$with_pam" = yes ; then
739 AC_CHECK_HEADERS(security/pam_appl.h, [],
740 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
741 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
744 if test "$with_rendezvous" = yes ; then
745 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
750 ## Types, structures, compiler characteristics
753 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
759 PGAC_C_FUNCNAME_SUPPORT
762 PGAC_STRUCT_SOCKADDR_UN
763 PGAC_STRUCT_SOCKADDR_STORAGE
764 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
767 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
768 [#include <sys/param.h>
769 #include <sys/types.h>
770 #include <sys/socket.h>
771 #include <sys/ucred.h>])
773 AC_CHECK_TYPES([struct option], [], [],
774 [#ifdef HAVE_GETOPT_H
778 if test "$with_zlib" = yes; then
779 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
780 # did not). While we could work around the lack of z_streamp, it
781 # seems unwise to encourage people to use such old zlib versions...
782 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
783 Use --without-zlib to disable zlib support.])],
787 if test "$with_krb5" = yes; then
788 # Check for differences between MIT and Heimdal (KTH) releases
789 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
790 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
791 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
792 [#include <krb5.h>])],
794 AC_CHECK_MEMBERS(krb5_error.text.data, [],
795 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
796 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
797 [#include <krb5.h>])],
803 ## Functions, global variables
806 PGAC_VAR_INT_TIMEZONE
807 AC_FUNC_ACCEPT_ARGTYPES
808 PGAC_FUNC_GETTIMEOFDAY_1ARG
810 # SunOS doesn't handle negative byte comparisons properly with +/- return
813 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
815 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
818 AC_CHECK_TYPE([struct sockaddr_in6],
819 [AC_CHECK_FUNC(inet_ntop,
820 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
823 [$ac_includes_default
824 #include <netinet/in.h>])
827 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
829 [#include <machine/vmparam.h>
830 #include <sys/exec.h>
832 [PS_STRINGS->ps_nargvstr = 1;
833 PS_STRINGS->ps_argvstr = "foo";],
834 [pgac_cv_var_PS_STRINGS=yes],
835 [pgac_cv_var_PS_STRINGS=no])])
836 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
837 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
841 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
842 # is missing. Yes, there are machines that have only one. We may
843 # also decide to use snprintf.c if snprintf() is present but does not
844 # have working "long long int" support -- see below.
846 pgac_need_repl_snprintf=no
847 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
848 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
851 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
852 # include/c.h will provide declarations. Note this is a separate test
853 # from whether the functions exist in the C library --- there are
854 # systems that have the functions but don't bother to declare them :-(
856 AC_CHECK_DECLS([snprintf, vsnprintf])
859 # do this one the hard way in case isinf() is a macro
860 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
864 [double x = 0.0; int res = isinf(x);],
865 [ac_cv_func_isinf=yes],
866 [ac_cv_func_isinf=no])])
868 if test $ac_cv_func_isinf = yes ; then
869 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
872 # Look for a way to implement a substitute for isinf()
873 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
876 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strtol strtoul unsetenv])
878 # system's version of getaddrinfo(), if any, may be used only if we found
879 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
880 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
881 AC_REPLACE_FUNCS([getaddrinfo])
883 AC_LIBOBJ(getaddrinfo)
886 # similarly, use system's getopt_long() only if system provides struct option.
887 if test x"$ac_cv_type_struct_option" = xyes ; then
888 AC_REPLACE_FUNCS([getopt_long])
890 AC_LIBOBJ(getopt_long)
893 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
894 # We override the previous test that said fseeko/ftello didn't exist
895 # OS tests are also done in include/c.h and port/fseeko.c
896 case $host_os in bsdi*|netbsd*)
897 ac_cv_func_fseeko=yes
900 # Solaris has a very slow qsort in certain cases, so we replace it.
901 case $host_os in solaris*)
906 case $host_os in mingw*)
908 AC_LIBOBJ(gettimeofday)
912 AC_DEFINE([HAVE_SYMLINK], 1,
913 [Define to 1 if you have the `symlink' function.])
917 if test "$with_readline" = yes; then
918 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
919 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
920 AC_CHECK_FUNCS([replace_history_entry])
924 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
925 AC_MSG_CHECKING(for finite)
926 AC_TRY_LINK([#include <math.h>],
927 [int dummy=finite(1.0);],
928 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
932 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
933 dnl (especially on GNU libc)
934 dnl See also comments in c.h.
935 AC_MSG_CHECKING(for sigsetjmp)
936 AC_TRY_LINK([#include <setjmp.h>],
937 [sigjmp_buf x; sigsetjmp(x, 1);],
938 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
942 AC_CHECK_FUNC(syslog,
943 [AC_CHECK_HEADER(syslog.h,
944 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
946 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
947 [AC_TRY_LINK([#include <unistd.h>],
948 [extern int optreset; optreset = 1;],
949 [pgac_cv_var_int_optreset=yes],
950 [pgac_cv_var_int_optreset=no])])
951 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
952 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
955 AC_CHECK_FUNCS([strtoll strtoq], [break])
956 AC_CHECK_FUNCS([strtoull strtouq], [break])
958 # Check for one of atexit() or on_exit()
959 AC_CHECK_FUNCS(atexit, [],
960 [AC_CHECK_FUNCS(on_exit, [],
961 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
968 # For each platform, we need to know about any special compile and link
969 # libraries, and whether the normal C function names are thread-safe.
970 # See the comment at the top of src/port/thread.c for more information.
972 if test "$enable_thread_safety" = yes; then
973 ACX_PTHREAD # set thread flags
975 # Some platforms use these, so just defineed them. They can't hurt if they
977 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
980 # At this point, we don't want to muck with the compiler name for threading.
981 # Let's see who fails, perhaps AIX. 2004-04-23
982 if test "$PTHREAD_CC" != "$CC"; then
984 PostgreSQL does not support platforms that require a special
985 compiler binary for thread-safety.
989 if test "$THREAD_SUPPORT" = no; then
991 Cannot enable threads on your platform.
992 Your platform is known to not support thread-safe programs.
993 For details, compile and run src/bin/pg_thread_test.
997 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
999 # Check for *_r functions
1002 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1003 LIBS="$LIBS $PTHREAD_LIBS"
1004 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1006 # Do test here with the proper thread flags
1007 PGAC_FUNC_GETPWUID_R_5ARG
1008 PGAC_FUNC_STRERROR_R_INT
1014 # do not use values from template file
1019 AC_SUBST(PTHREAD_CFLAGS)
1020 AC_SUBST(PTHREAD_LIBS)
1023 # This test makes sure that run tests work at all. Sometimes a shared
1024 # library is found by the linker, but the runtime linker can't find it.
1025 # This check should come after all modifications of compiler or linker
1026 # variables, and before any other run tests.
1027 AC_MSG_CHECKING([test program])
1028 AC_TRY_RUN([int main() { return 0; }],
1029 [AC_MSG_RESULT(ok)],
1030 [AC_MSG_RESULT(failed)
1032 *** Could not execute a simple test program. This may be a problem
1033 *** related to locating shared libraries. Check the file 'config.log'
1034 *** for the exact reason.]])],
1035 [AC_MSG_RESULT([cross-compiling])])
1038 dnl Check to see if we have a working 64-bit integer type.
1039 dnl This breaks down into two steps:
1040 dnl (1) figure out if the compiler has a 64-bit int type with working
1041 dnl arithmetic, and if so
1042 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1043 dnl snprintf is the only library routine we really need for int8 support.)
1044 dnl It's entirely possible to have a compiler that handles a 64-bit type
1045 dnl when the C library doesn't; this is fairly likely when using gcc on
1046 dnl an older platform, for example.
1047 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1048 dnl we force our own version of snprintf() to be used instead.
1049 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1051 PGAC_TYPE_64BIT_INT([long int])
1053 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1054 PGAC_TYPE_64BIT_INT([long long int])
1058 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1060 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1062 #define INT64CONST(x) x##LL
1063 long long int foo = INT64CONST(0x1234567890123456);
1066 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1071 # If we found "long int" is 64 bits, assume snprintf handles it. If
1072 # we found we need to use "long long int", better check. We cope with
1073 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1074 # work, fall back to our own snprintf emulation (which we know uses %lld).
1076 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1077 if test $pgac_need_repl_snprintf = no; then
1078 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1079 if test "$LONG_LONG_INT_FORMAT" = ""; then
1080 # Force usage of our own snprintf, since system snprintf is broken
1081 pgac_need_repl_snprintf=yes
1082 LONG_LONG_INT_FORMAT='%lld'
1085 # Here if we previously decided we needed to use our own snprintf
1086 LONG_LONG_INT_FORMAT='%lld'
1088 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1089 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1090 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1092 # Here if we are not using 'long long int' at all
1093 INT64_FORMAT='"%ld"'
1094 UINT64_FORMAT='"%lu"'
1097 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1098 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1100 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1101 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1103 if test $pgac_need_repl_snprintf = yes; then
1107 # Need a #define for the size of Datum (unsigned long)
1108 AC_CHECK_SIZEOF([unsigned long])
1110 # Determine memory alignment requirements for the basic C data types.
1112 PGAC_CHECK_ALIGNOF(short)
1113 PGAC_CHECK_ALIGNOF(int)
1114 PGAC_CHECK_ALIGNOF(long)
1115 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1116 PGAC_CHECK_ALIGNOF(long long int)
1118 PGAC_CHECK_ALIGNOF(double)
1120 # Compute maximum alignment of any basic type.
1121 # We assume long's alignment is at least as strong as char, short, or int;
1122 # but we must check long long (if it exists) and double.
1124 MAX_ALIGNOF=$pgac_cv_alignof_long
1125 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1126 MAX_ALIGNOF=$pgac_cv_alignof_double
1128 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1129 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1131 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1134 # Some platforms predefine the types int8, int16, etc. Only check
1135 # a (hopefully) representative subset.
1136 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1138 #ifdef HAVE_SUPPORTDEFS_H
1139 #include <SupportDefs.h>
1142 # We also check for sig_atomic_t, which *should* be defined per ANSI
1143 # C, but is missing on some old platforms.
1144 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1147 PGAC_FUNC_POSIX_SIGNALS
1148 if test $ac_cv_func_fseeko = yes; then
1153 # Select semaphore implementation type.
1154 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1155 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1156 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1158 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1159 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1160 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1162 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1163 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1168 # Select shared-memory implementation type.
1169 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1170 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1173 if test "$enable_nls" = yes ; then
1177 # Check for Tcl configuration script tclConfig.sh
1178 if test "$with_tcl" = yes; then
1179 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1180 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1181 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1182 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1186 # Check for DocBook and tools
1190 PGAC_CHECK_DOCBOOK(4.2)
1191 PGAC_PATH_DOCBOOK_STYLESHEETS
1192 PGAC_PATH_COLLATEINDEX
1193 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1197 # We have to run the thread test near the end so we have all our symbols
1198 # defined. Cross compiling throws a warning.
1200 if test "$enable_thread_safety_force" = yes; then
1202 *** Skipping thread test program. --enable-thread-safety-force was used.
1203 *** Run the program in src/tools/thread on the your machine and add
1204 proper locking function calls to your applications to guarantee thread
1207 elif test "$enable_thread_safety" = yes; then
1208 AC_MSG_CHECKING([thread safety of required library functions])
1212 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1213 LIBS="$LIBS $PTHREAD_LIBS"
1214 AC_TRY_RUN([#include "$srcdir/src/tools/thread/thread_test.c"],
1215 [AC_MSG_RESULT(yes)],
1218 *** Thread test program failed. Your platform is not thread-safe.
1219 *** Check the file 'config.log'for the exact reason.
1221 *** You can use the configure option --enable-thread-safety-force
1222 *** to force threads to be enabled. However, you must then run
1223 *** the program in src/tools/thread and add locking function calls
1224 *** to your applications to guarantee thread safety.
1226 [AC_MSG_RESULT(maybe)
1228 *** Skipping thread test program because of cross-compile build.
1229 *** Run the program in src/tools/thread on the target machine.
1235 # prepare build tree if outside source tree
1236 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1237 # Note 2: /bin/pwd might be better than shell's built-in at getting
1238 # a symlink-free name.
1239 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1243 if test "$no_create" != yes; then
1244 _AS_ECHO_N([preparing build tree... ])
1245 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1246 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1247 || AC_MSG_ERROR(failed)
1251 AC_SUBST(vpath_build)
1254 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1257 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1258 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1259 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1260 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1261 src/include/pg_config_os.h:src/include/port/${template}.h
1262 src/Makefile.port:src/makefiles/Makefile.${template}
1265 case $host_os in mingw*)
1266 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1267 # Links sometimes fail undetected on Mingw -
1268 # so here we detect it and warn the user
1269 for FILE in $CONFIG_LINKS
1271 # test -e works for symlinks in the MinGW console
1272 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE - please fix by hand])
1278 AC_CONFIG_HEADERS([src/include/pg_config.h],
1280 # Update timestamp for pg_config.h (see Makefile.global)
1281 echo >src/include/stamp-h