1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.287 2003/09/12 16:10:26 momjian 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 dnl The GNU folks apparently haven't heard that some people don't use
21 dnl Texinfo. Use this sorcery to use "docdir" instead of "infodir".
22 m4_define([info], [doc])
23 m4_define([infodir], [docdir])
24 AC_INIT([PostgreSQL], [7.4beta2], [pgsql-bugs@postgresql.org])
25 m4_undefine([infodir])
30 AC_COPYRIGHT([Copyright 2003 PostgreSQL Global Development Group])
31 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
32 AC_CONFIG_AUX_DIR(config)
33 AC_PREFIX_DEFAULT(/usr/local/pgsql)
34 AC_SUBST(configure_args, [$ac_configure_args])
36 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version])
41 AC_MSG_CHECKING([which template to use])
43 PGAC_ARG_REQ(with, template, [],
46 list) echo; ls "$srcdir/src/template"; exit;;
47 *) if test -f "$srcdir/src/template/$with_template" ; then
50 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
55 # --with-template not given
59 beos*) template=beos ;;
60 bsdi*) template=bsdi ;;
61 cygwin*) template=cygwin ;;
62 darwin*) template=darwin ;;
63 dgux*) template=dgux ;;
64 freebsd*) template=freebsd ;;
65 hpux*) template=hpux ;;
66 irix*) template=irix5 ;;
67 linux*) template=linux ;;
68 mingw*) template=win32 ;;
69 netbsd*) template=netbsd ;;
70 nextstep*) template=nextstep ;;
71 openbsd*) template=openbsd ;;
73 qnx*) template=qnx4 ;;
75 solaris*) template=solaris ;;
76 sunos*) template=sunos4 ;;
79 univel) template=univel ;;
81 sysv4*) template=svr4 ;;
82 sysv5*) template=unixware ;;
83 ultrix*) template=ultrix4 ;;
86 if test x"$template" = x"" ; then
88 *******************************************************************
89 PostgreSQL has apparently not been ported to your platform yet.
90 To try a manual configuration, look into the src/template directory
91 for a similar platform and use the '--with-template=' option.
93 Please also contact <pgsql-ports@postgresql.org> to see about
94 rectifying this. Include the above 'checking host system type...'
96 *******************************************************************
102 AC_MSG_RESULT([$template])
107 # Pick right test-and-set (TAS) code. Most platforms have inline
108 # assembler code in src/include/storage/s_lock.h, so we just use
111 hppa*-*-hpux*) need_tas=yes; tas_file=hpux_hppa.s ;;
112 sparc-*-solaris*) need_tas=yes; tas_file=solaris_sparc.s ;;
113 i?86-*-solaris*) need_tas=yes; tas_file=solaris_i386.s ;;
114 *) need_tas=no; tas_file=dummy.s ;;
116 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
118 if test "$need_tas" = yes ; then
126 ## Command line options
131 # Add non-standard directories to the include path
133 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
137 # Add non-standard directories to the library search path
139 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
140 [LIBRARY_DIRS=$withval])
142 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
143 [LIBRARY_DIRS=$withval])
147 # 64-bit integer date/time storage (--enable-integer-datetimes)
149 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
150 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
151 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
152 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
153 AC_MSG_RESULT([$enable_integer_datetimes])
159 AC_MSG_CHECKING([whether NLS is wanted])
160 PGAC_ARG_OPTARG(enable, nls,
161 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
163 [WANTED_LANGUAGES=$enableval],
164 [AC_DEFINE(ENABLE_NLS, 1,
165 [Define to 1 if you want National Language Support. (--enable-nls)])])
166 AC_MSG_RESULT([$enable_nls])
168 AC_SUBST(WANTED_LANGUAGES)
171 # Default port number (--with-pgport), default 5432
173 AC_MSG_CHECKING([for default port number])
174 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
175 [default_port=$withval],
177 AC_MSG_RESULT([$default_port])
178 # Need both of these because some places want an integer and some a string
179 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
180 [Define to the default TCP port number on which the server listens and
181 to which clients will try to connect. This can be overridden at run-time,
182 but it's convenient if your clients have the right default compiled in.
183 (--with-pgport=PORTNUM)])
184 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
185 [Define to the default TCP port number as a string constant.])
186 AC_SUBST(default_port)
189 # Option to disable shared libraries
191 PGAC_ARG_BOOL(enable, shared, yes,
192 [ --disable-shared do not build shared libraries])
193 AC_SUBST(enable_shared)
196 # '-rpath'-like feature can be disabled
198 PGAC_ARG_BOOL(enable, rpath, yes,
199 [ --disable-rpath do not embed shared library search path in executables])
200 AC_SUBST(enable_rpath)
204 # --enable-debug adds -g to compiler flags
206 PGAC_ARG_BOOL(enable, debug, no,
207 [ --enable-debug build with debugging symbols (-g)])
208 AC_SUBST(enable_debug)
214 # For historical reasons you can also use --with-CC to specify the C compiler
215 # to use, although the standard way to do this is to set the CC environment
217 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
220 aix) pgac_cc_list="gcc xlc";;
221 irix) pgac_cc_list="cc";; # no gcc
222 *) pgac_cc_list="gcc cc";;
225 AC_PROG_CC([$pgac_cc_list])
230 . "$srcdir/src/template/$template" || exit
232 # adjust CFLAGS per template
233 if test "$ac_env_CFLAGS_set" = set; then
234 CFLAGS=$ac_env_CFLAGS_value
236 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
239 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
241 # We already have this in Makefile.win32, but configure needs it too
242 if test "$PORTNAME" = "win32"
244 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32"
247 # Check if the compiler still works with the template settings
248 AC_MSG_CHECKING([whether the C compiler still works])
249 AC_TRY_LINK([], [return 0;],
250 [AC_MSG_RESULT(yes)],
252 AC_MSG_ERROR([cannot proceed])])
254 # Defend against gcc -ffastmath
255 if test "$GCC" = yes; then
256 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
258 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
264 # Create compiler version string
265 if test x"$GCC" = x"yes" ; then
266 cc_string="GCC `${CC} --version | sed q`"
270 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
271 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
272 [A string containing the version number, platform, and C compiler])
276 # Automatic dependency tracking
278 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
284 # Enable assert checks
286 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
287 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
288 [Define to 1 to build with assertion checks. (--enable-cassert)])])
292 # Include directories
296 # SRCH_INC comes from the template file
297 for dir in $with_includes $SRCH_INC; do
298 if test -d "$dir"; then
299 INCLUDES="$INCLUDES -I$dir"
301 AC_MSG_WARN([*** Include directory $dir does not exist.])
309 # Library directories
313 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
314 for dir in $LIBRARY_DIRS $SRCH_LIB; do
315 if test -d "$dir"; then
316 LIBDIRS="$LIBDIRS -L$dir"
318 AC_MSG_WARN([*** Library directory $dir does not exist.])
324 # Enable thread-safe client libraries
326 AC_MSG_CHECKING([allow thread-safe client libraries])
327 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
328 [AC_DEFINE([USE_THREADS], 1,
329 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
330 AC_MSG_RESULT([$enable_thread_safety])
331 AC_SUBST(enable_thread_safety)
336 AC_MSG_CHECKING([whether to build with Tcl])
337 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
338 AC_MSG_RESULT([$with_tcl])
341 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
342 AC_MSG_CHECKING([whether to build with Tk])
343 if test "$with_tcl" = yes; then
344 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
348 AC_MSG_RESULT([$with_tk])
352 # We see if the path to the Tcl/Tk configuration scripts is specified.
353 # This will override the use of tclsh to find the paths to search.
355 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
357 # We see if the path to the Tk configuration scripts is specified.
358 # This will override the use of tclsh to find the paths to search.
360 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
363 # Optionally build Perl modules (PL/Perl)
365 AC_MSG_CHECKING([whether to build Perl modules])
366 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
367 AC_MSG_RESULT([$with_perl])
371 # Optionally build Python modules (PL/Python)
373 AC_MSG_CHECKING([whether to build Python modules])
374 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
375 AC_MSG_RESULT([$with_python])
376 AC_SUBST(with_python)
379 # Optionally build the Java/JDBC tools
381 AC_MSG_CHECKING([whether to build Java/JDBC tools])
382 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
385 if test -z "$ANT"; then
386 AC_MSG_ERROR([Ant is required to build Java components
387 If you have Ant already installed, see config.log for details on the failure.])
389 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
390 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
395 dnl A note on the Kerberos and OpenSSL options:
397 dnl The user can give an argument to the option in order the specify
398 dnl the base path of the respective installation (what he specified
399 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
400 dnl then we take the path where the package installs by default. This
401 dnl way the user doesn't have to use redundant --with-includes and
402 dnl --with-libraries options, but he can still use them if the layout
408 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
409 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
410 [krb4_prefix=/usr/athena],
411 [krb4_prefix=$withval],
414 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
416 if test -d "$krb4_prefix/include"; then
417 INCLUDES="$INCLUDES -I$krb4_prefix/include"
419 if test -d "$krb4_prefix/lib"; then
420 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
423 krb_srvtab="/etc/srvtab"
433 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
434 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
435 [krb5_prefix=/usr/athena],
436 [krb5_prefix=$withval],
439 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
441 if test -d "$krb5_prefix/include"; then
442 INCLUDES="$INCLUDES -I$krb5_prefix/include"
444 if test -d "$krb5_prefix/lib"; then
445 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
448 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
455 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
456 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
457 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
464 # Kerberos configuration parameters
466 PGAC_ARG_REQ(with, krb-srvnam,
467 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
469 [with_krb_srvnam="postgres"])
470 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
471 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
477 AC_MSG_CHECKING([whether to build with PAM support])
478 PGAC_ARG_BOOL(with, pam, no,
479 [ --with-pam build with PAM support],
480 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
481 AC_MSG_RESULT([$with_pam])
488 AC_MSG_CHECKING([whether to build with Rendezvous support])
489 PGAC_ARG_BOOL(with, rendezvous, no,
490 [ --with-rendezvous build with Rendezvous support],
491 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
492 AC_MSG_RESULT([$with_rendezvous])
493 AC_SUBST(with_rendezvous)
499 PGAC_ARG_OPTARG(with, openssl,
500 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
501 [openssl_prefix=/usr/local/ssl],
502 [openssl_prefix=$withval],
504 AC_MSG_RESULT([building with OpenSSL support])
505 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
507 if test -d "${openssl_prefix}/include" ; then
508 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
510 if test -d "${openssl_prefix}/lib" ; then
511 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
515 AC_SUBST(with_openssl)
521 PGAC_ARG_BOOL(with, readline, yes,
522 [ --without-readline do not use Readline])
527 PGAC_ARG_BOOL(with, spinlocks, yes,
528 [ --without-spinlocks do not use Spinlocks])
533 PGAC_ARG_BOOL(with, zlib, yes,
534 [ --without-zlib do not use Zlib])
540 # Assume system is ELF if it predefines __ELF__ as 1,
541 # otherwise believe host_os based default.
543 freebsd1*|freebsd2*) elf=no;;
544 freebsd3*|freebsd4*) elf=yes;;
553 [if test "X$elf" = "Xyes" ; then
564 CPPFLAGS="$CPPFLAGS $INCLUDES"
565 LDFLAGS="$LDFLAGS $LIBDIRS"
567 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
568 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
576 AC_SUBST(with_gnu_ld)
577 case $host_os in sysv5*)
578 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
580 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
581 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
582 LDFLAGS=$pgac_save_LDFLAGS
584 ld_R_works=$pgac_cv_prog_ld_R
588 AC_CHECK_PROGS(LORDER, lorder)
589 AC_PATH_PROG(TAR, tar)
592 AC_CHECK_PROGS(YACC, ['bison -y'])
594 if test "$YACC"; then
595 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
597 *** The installed version of Bison is too old. PostgreSQL needs
598 *** Bison version 1.875 or later.])
602 if test -z "$YACC"; then
604 *** Without Bison you will not be able to build PostgreSQL from CVS or
605 *** change any of the parser definition files. You can obtain Bison from
606 *** a GNU mirror site. (If you are using the official distribution of
607 *** PostgreSQL then you do not need to worry about this because the Bison
608 *** output is pre-generated.) To use a different yacc program (possible,
609 *** but not recommended), set the environment variable YACC before running
615 if test "$with_perl" = yes; then
616 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
617 PGAC_CHECK_PERL_EMBED_LDFLAGS
620 if test "$with_python" = yes; then
622 PGAC_CHECK_PYTHON_EMBED_SETUP
630 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
632 AC_CHECK_LIB(bsd, main)
634 AC_CHECK_LIB(util, setproctitle)
635 AC_CHECK_LIB(m, main)
636 AC_CHECK_LIB(dl, main)
637 AC_CHECK_LIB(nsl, main)
638 AC_CHECK_LIB(socket, main)
639 AC_CHECK_LIB(ipc, main)
640 AC_CHECK_LIB(IPC, main)
641 AC_CHECK_LIB(lc, main)
642 AC_CHECK_LIB(dld, main)
643 AC_CHECK_LIB(ld, main)
644 AC_CHECK_LIB(compat, main)
645 AC_CHECK_LIB(BSD, main)
646 AC_CHECK_LIB(gen, main)
647 AC_CHECK_LIB(PW, main)
648 AC_CHECK_LIB(resolv, main)
649 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
651 AC_CHECK_LIB(unix, main)
652 AC_SEARCH_LIBS(crypt, crypt)
654 if test "$PORTNAME" = "beos"
656 AC_CHECK_LIB(bind, __inet_ntoa)
659 AC_SEARCH_LIBS(fdatasync, [rt posix4])
661 AC_CHECK_LIB(cygipc, shmget)
663 if test "$PORTNAME" = "win32"
665 AC_CHECK_LIB(wsock32, main)
668 if test "$with_readline" = yes; then
670 if test x"$pgac_cv_check_readline" = x"no"; then
671 AC_MSG_ERROR([readline library not found
672 If you have readline already installed, see config.log for details on the
673 failure. It is possible the compiler isn't looking in the proper directory.
674 Use --without-readline to disable readline support.])
678 if test "$with_zlib" = yes; then
679 AC_CHECK_LIB(z, inflate, [],
680 [AC_MSG_ERROR([zlib library not found
681 If you have zlib already installed, see config.log for details on the
682 failure. It is possible the compiler isn't looking in the proper directory.
683 Use --without-zlib to disable zlib support.])])
686 if test "$with_spinlocks" = yes; then
687 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
690 *** Not using spinlocks will cause poor performance.])
693 if test "$with_krb4" = yes ; then
694 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
695 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
696 AC_REPLACE_FUNCS([gethostname])
699 if test "$with_krb5" = yes ; then
700 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
701 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
702 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
703 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
704 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
705 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
708 if test "$with_openssl" = yes ; then
710 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
711 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
714 if test "$with_pam" = yes ; then
715 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
723 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
724 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.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/un.h termios.h utime.h kernel/OS.h kernel/image.h SupportDefs.h])
726 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
727 # netinet/in.h is included first.
728 AC_CHECK_HEADERS(netinet/in.h)
729 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
731 #ifdef HAVE_NETINET_IN_H
732 #include <netinet/in.h>
736 if test "$with_readline" = yes; then
737 AC_CHECK_HEADERS(readline/readline.h, [],
738 [AC_CHECK_HEADERS(editline/readline.h, [],
739 [AC_CHECK_HEADERS(readline.h, [],
740 [AC_MSG_ERROR([readline header not found
741 If you have readline already installed, see config.log for details on the
742 failure. It is possible the compiler isn't looking in the proper directory.
743 Use --without-readline to disable readline support.])])])])
744 AC_CHECK_HEADERS(readline/history.h, [],
745 [AC_CHECK_HEADERS(editline/history.h, [],
746 [AC_CHECK_HEADERS(history.h, [],
747 [AC_MSG_ERROR([history header not found
748 If you have readline already installed, see config.log for details on the
749 failure. It is possible the compiler isn't looking in the proper directory.
750 Use --without-readline to disable readline support.])])])])
753 if test "$with_zlib" = yes; then
754 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
755 If you have zlib already installed, see config.log for details on the
756 failure. It is possible the compiler isn't looking in the proper directory.
757 Use --without-zlib to disable zlib support.])])
760 if test "$with_krb4" = yes ; then
761 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
764 if test "$with_krb5" = yes ; then
765 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
766 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
769 if test "$with_openssl" = yes ; then
770 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
771 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
774 if test "$with_pam" = yes ; then
775 AC_CHECK_HEADERS(security/pam_appl.h, [],
776 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
777 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
780 if test "$with_rendezvous" = yes ; then
781 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
786 ## Types, structures, compiler characteristics
789 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
795 PGAC_C_FUNCNAME_SUPPORT
798 PGAC_STRUCT_SOCKADDR_UN
799 PGAC_STRUCT_SOCKADDR_STORAGE
800 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
803 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
804 [#include <sys/param.h>
805 #include <sys/types.h>
806 #include <sys/socket.h>
807 #include <sys/ucred.h>])
809 AC_CHECK_TYPES([struct option], [], [],
810 [#ifdef HAVE_GETOPT_H
814 if test "$with_zlib" = yes; then
815 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
816 # did not). While we could work around the lack of z_streamp, it
817 # seems unwise to encourage people to use such old zlib versions...
818 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
819 Use --without-zlib to disable zlib support.])],
823 if test "$with_krb5" = yes; then
824 # Check for differences between MIT and Heimdal (KTH) releases
825 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
826 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
827 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
828 [#include <krb5.h>])],
830 AC_CHECK_MEMBERS(krb5_error.text.data, [],
831 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
832 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
833 [#include <krb5.h>])],
839 ## Functions, global variables
842 PGAC_VAR_INT_TIMEZONE
843 AC_FUNC_ACCEPT_ARGTYPES
844 PGAC_FUNC_GETTIMEOFDAY_1ARG
846 # SunOS doesn't handle negative byte comparisons properly with +/- return
849 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
851 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
854 AC_CHECK_TYPE([struct sockaddr_in6],
855 [AC_CHECK_FUNC(inet_ntop,
856 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
859 [$ac_includes_default
860 #include <netinet/in.h>])
863 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
865 [#include <machine/vmparam.h>
866 #include <sys/exec.h>
868 [PS_STRINGS->ps_nargvstr = 1;
869 PS_STRINGS->ps_argvstr = "foo";],
870 [pgac_cv_var_PS_STRINGS=yes],
871 [pgac_cv_var_PS_STRINGS=no])])
872 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
873 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
877 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
878 # is missing. Yes, there are machines that have only one. We may
879 # also decide to use snprintf.c if snprintf() is present but does not
880 # have working "long long int" support -- see below.
882 pgac_need_repl_snprintf=no
883 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
884 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
887 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
888 # include/c.h will provide declarations. Note this is a separate test
889 # from whether the functions exist in the C library --- there are
890 # systems that have the functions but don't bother to declare them :-(
892 AC_CHECK_DECLS([snprintf, vsnprintf])
895 # do this one the hard way in case isinf() is a macro
896 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
900 [double x = 0.0; int res = isinf(x);],
901 [ac_cv_func_isinf=yes],
902 [ac_cv_func_isinf=no])])
904 if test $ac_cv_func_isinf = yes ; then
905 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
908 # Look for a way to implement a substitute for isinf()
909 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
912 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
914 # system's version of getaddrinfo(), if any, may be used only if we found
915 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
916 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
917 AC_REPLACE_FUNCS([getaddrinfo])
919 AC_LIBOBJ(getaddrinfo)
922 # similarly, use system's getopt_long() only if system provides struct option.
923 if test x"$ac_cv_type_struct_option" = xyes ; then
924 AC_REPLACE_FUNCS([getopt_long])
926 AC_LIBOBJ(getopt_long)
929 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
930 # We override the previous test that said fseeko/ftello didn't exist
931 # OS tests are also done in include/c.h and port/fseeko.c
932 case $host_os in bsdi*|netbsd*)
933 ac_cv_func_fseeko=yes
936 # Solaris has a very slow qsort in certain cases, so we replace it.
937 case $host_os in solaris*)
941 # Win32 can't to rename or unlink on an open file
942 case $host_os in mingw*)
945 AC_LIBOBJ(gettimeofday) ;;
948 if test "$with_readline" = yes; then
949 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
950 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
951 AC_CHECK_FUNCS([replace_history_entry])
955 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
956 AC_MSG_CHECKING(for finite)
957 AC_TRY_LINK([#include <math.h>],
958 [int dummy=finite(1.0);],
959 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
963 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
964 dnl (especially on GNU libc)
965 dnl See also comments in c.h.
966 AC_MSG_CHECKING(for sigsetjmp)
967 AC_TRY_LINK([#include <setjmp.h>],
968 [sigjmp_buf x; sigsetjmp(x, 1);],
969 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
973 AC_CHECK_FUNC(syslog,
974 [AC_CHECK_HEADER(syslog.h,
975 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
977 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
978 [AC_TRY_LINK([#include <unistd.h>],
979 [extern int optreset; optreset = 1;],
980 [pgac_cv_var_int_optreset=yes],
981 [pgac_cv_var_int_optreset=no])])
982 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
983 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
986 AC_CHECK_FUNCS([strtoll strtoq], [break])
987 AC_CHECK_FUNCS([strtoull strtouq], [break])
989 # Check for one of atexit() or on_exit()
990 AC_CHECK_FUNCS(atexit, [],
991 [AC_CHECK_FUNCS(on_exit, [],
992 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
999 # For each platform, we need to know about any special compile and link
1000 # libraries, and whether the normal C function names are thread-safe.
1001 # See the comment at the top of src/port/thread.c for more information.
1003 if test "$enable_thread_safety" = yes; then
1004 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
1006 if test "$SUPPORTS_THREADS" != yes; then
1008 Cannot enable threads on your platform.
1009 Please report your platform threading info to the PostgreSQL mailing lists
1010 so it can be added to the next release. Report all compile flags, link flags,
1011 functions, or libraries required for threading support.
1012 See the comment at the top of src/port/thread.c for more information.
1016 # do not use values from template file
1020 AC_SUBST(THREAD_CFLAGS)
1021 AC_SUBST(THREAD_LIBS)
1025 # Check for re-entrant versions of certain functions
1027 # Include special flags if threads are enabled _and_ if required for
1028 # threading on this platform. Some platforms have *_r functions but
1029 # their natively named funcs are threadsafe, and should be used instead.
1031 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1032 # functions are marked "not found", which is perfect.
1034 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNC_NAMES" = yes ; then
1037 CFLAGS="$CFLAGS $THREAD_CFLAGS"
1038 LIBS="$LIBS $THREAD_LIBS"
1039 AC_CHECK_FUNC(strerror_r,
1040 [], [AC_MSG_ERROR([strerror_r not found, required on this platform for --enable-thread-safety])])
1041 AC_CHECK_FUNC(getpwuid_r,
1042 [], [AC_MSG_ERROR([getpwuid_r not found, required on this platform for --enable-thread-safety])])
1043 AC_CHECK_FUNC(gethostbyname_r,
1044 [], [AC_MSG_ERROR([gethostbyname_r not found, required on this platform for --enable-thread-safety])])
1050 # This test makes sure that run tests work at all. Sometimes a shared
1051 # library is found by the linker, but the runtime linker can't find it.
1052 # This check should come after all modifications of compiler or linker
1053 # variables, and before any other run tests.
1054 AC_MSG_CHECKING([test program])
1055 AC_TRY_RUN([int main() { return 0; }],
1056 [AC_MSG_RESULT(ok)],
1057 [AC_MSG_RESULT(failed)
1059 *** Could not execute a simple test program. This may be a problem
1060 *** related to locating shared libraries. Check the file 'config.log'
1061 *** for the exact reason.]])],
1062 [AC_MSG_RESULT([cross-compiling])])
1065 dnl Check to see if we have a working 64-bit integer type.
1066 dnl This breaks down into two steps:
1067 dnl (1) figure out if the compiler has a 64-bit int type with working
1068 dnl arithmetic, and if so
1069 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1070 dnl snprintf is the only library routine we really need for int8 support.)
1071 dnl It's entirely possible to have a compiler that handles a 64-bit type
1072 dnl when the C library doesn't; this is fairly likely when using gcc on
1073 dnl an older platform, for example.
1074 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1075 dnl we force our own version of snprintf() to be used instead.
1076 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1078 PGAC_TYPE_64BIT_INT([long int])
1080 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1081 PGAC_TYPE_64BIT_INT([long long int])
1085 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1087 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1089 #define INT64CONST(x) x##LL
1090 long long int foo = INT64CONST(0x1234567890123456);
1093 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1098 # If we found "long int" is 64 bits, assume snprintf handles it. If
1099 # we found we need to use "long long int", better check. We cope with
1100 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1101 # neither works, fall back to our own snprintf emulation (which we
1104 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1105 if test $pgac_need_repl_snprintf = no; then
1106 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1107 if test "$LONG_LONG_INT_FORMAT" = ""; then
1108 # Force usage of our own snprintf, since system snprintf is broken
1109 pgac_need_repl_snprintf=yes
1110 LONG_LONG_INT_FORMAT='%lld'
1113 # Here if we previously decided we needed to use our own snprintf
1114 LONG_LONG_INT_FORMAT='%lld'
1116 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1118 # Here if we are not using 'long long int' at all
1119 INT64_FORMAT='"%ld"'
1122 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1123 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1125 if test $pgac_need_repl_snprintf = yes; then
1129 # Need a #define for the size of Datum (unsigned long)
1130 AC_CHECK_SIZEOF([unsigned long])
1132 # Determine memory alignment requirements for the basic C data types.
1134 PGAC_CHECK_ALIGNOF(short)
1135 PGAC_CHECK_ALIGNOF(int)
1136 PGAC_CHECK_ALIGNOF(long)
1137 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1138 PGAC_CHECK_ALIGNOF(long long int)
1140 PGAC_CHECK_ALIGNOF(double)
1142 # Compute maximum alignment of any basic type.
1143 # We assume long's alignment is at least as strong as char, short, or int;
1144 # but we must check long long (if it exists) and double.
1146 MAX_ALIGNOF=$pgac_cv_alignof_long
1147 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1148 MAX_ALIGNOF=$pgac_cv_alignof_double
1150 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1151 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1153 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1156 # Some platforms predefine the types int8, int16, etc. Only check
1157 # a (hopefully) representative subset.
1158 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1160 #ifdef HAVE_SUPPORTDEFS_H
1161 #include <SupportDefs.h>
1164 # We also check for sig_atomic_t, which *should* be defined per ANSI
1165 # C, but is missing on some old platforms.
1166 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1169 PGAC_FUNC_POSIX_SIGNALS
1170 if test $ac_cv_func_fseeko = yes; then
1175 # Select semaphore implementation type.
1176 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1177 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1178 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1180 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1181 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1182 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1184 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1185 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1190 # Select shared-memory implementation type.
1191 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1192 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1195 if test "$enable_nls" = yes ; then
1199 # Check for Tcl configuration script tclConfig.sh
1200 if test "$with_tcl" = yes; then
1201 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1202 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1203 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1204 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1207 # Check for Tk configuration script tkConfig.sh
1208 if test "$with_tk" = yes; then
1209 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1210 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1215 # Check for DocBook and tools
1219 PGAC_CHECK_DOCBOOK(3.1)
1220 PGAC_PATH_DOCBOOK_STYLESHEETS
1221 PGAC_PATH_COLLATEINDEX
1222 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1225 # prepare build tree if outside source tree
1226 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1227 # Note 2: /bin/pwd might be better than shell's built-in at getting
1228 # a symlink-free name.
1229 if test "$no_create" != yes; then
1230 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1233 AC_SUBST(vpath_build, yes)
1234 _AS_ECHO_N([preparing build tree... ])
1235 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1236 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1237 || AC_MSG_ERROR(failed)
1243 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1246 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1247 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1248 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1249 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1250 src/include/pg_config_os.h:src/include/port/${template}.h
1251 src/Makefile.port:src/makefiles/Makefile.${template}
1254 AC_CONFIG_HEADERS([src/include/pg_config.h],
1256 # Update timestamp for pg_config.h (see Makefile.global)
1257 echo >src/include/stamp-h