1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.292 2003/09/27 16:24:44 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], [7.4beta3], [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)
205 PGAC_ARG_BOOL(enable, spinlocks, yes,
206 [ --disable-spinlocks do not use Spinlocks])
209 # --enable-debug adds -g to compiler flags
211 PGAC_ARG_BOOL(enable, debug, no,
212 [ --enable-debug build with debugging symbols (-g)])
213 AC_SUBST(enable_debug)
219 # For historical reasons you can also use --with-CC to specify the C compiler
220 # to use, although the standard way to do this is to set the CC environment
222 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
225 aix) pgac_cc_list="gcc xlc";;
226 irix) pgac_cc_list="cc";; # no gcc
227 *) pgac_cc_list="gcc cc";;
230 AC_PROG_CC([$pgac_cc_list])
235 . "$srcdir/src/template/$template" || exit
237 # adjust CFLAGS per template
238 if test "$ac_env_CFLAGS_set" = set; then
239 CFLAGS=$ac_env_CFLAGS_value
241 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
244 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
246 # We already have this in Makefile.win32, but configure needs it too
247 if test "$PORTNAME" = "win32"
249 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32"
252 # Check if the compiler still works with the template settings
253 AC_MSG_CHECKING([whether the C compiler still works])
254 AC_TRY_LINK([], [return 0;],
255 [AC_MSG_RESULT(yes)],
257 AC_MSG_ERROR([cannot proceed])])
259 # Defend against gcc -ffastmath
260 if test "$GCC" = yes; then
261 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
263 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
269 # Create compiler version string
270 if test x"$GCC" = x"yes" ; then
271 cc_string="GCC `${CC} --version | sed q`"
275 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
276 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
277 [A string containing the version number, platform, and C compiler])
281 # Automatic dependency tracking
283 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
289 # Enable assert checks
291 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
292 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
293 [Define to 1 to build with assertion checks. (--enable-cassert)])])
297 # Include directories
301 # SRCH_INC comes from the template file
302 for dir in $with_includes $SRCH_INC; do
303 if test -d "$dir"; then
304 INCLUDES="$INCLUDES -I$dir"
306 AC_MSG_WARN([*** Include directory $dir does not exist.])
314 # Library directories
318 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
319 for dir in $LIBRARY_DIRS $SRCH_LIB; do
320 if test -d "$dir"; then
321 LIBDIRS="$LIBDIRS -L$dir"
323 AC_MSG_WARN([*** Library directory $dir does not exist.])
329 # Enable thread-safe client libraries
331 AC_MSG_CHECKING([allow thread-safe client libraries])
332 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
333 [AC_DEFINE([USE_THREADS], 1,
334 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
335 AC_MSG_RESULT([$enable_thread_safety])
336 AC_SUBST(enable_thread_safety)
341 AC_MSG_CHECKING([whether to build with Tcl])
342 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
343 AC_MSG_RESULT([$with_tcl])
346 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
347 AC_MSG_CHECKING([whether to build with Tk])
348 if test "$with_tcl" = yes; then
349 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
353 AC_MSG_RESULT([$with_tk])
357 # We see if the path to the Tcl/Tk configuration scripts is specified.
358 # This will override the use of tclsh to find the paths to search.
360 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
362 # We see if the path to the Tk configuration scripts is specified.
363 # This will override the use of tclsh to find the paths to search.
365 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
368 # Optionally build Perl modules (PL/Perl)
370 AC_MSG_CHECKING([whether to build Perl modules])
371 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
372 AC_MSG_RESULT([$with_perl])
376 # Optionally build Python modules (PL/Python)
378 AC_MSG_CHECKING([whether to build Python modules])
379 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
380 AC_MSG_RESULT([$with_python])
381 AC_SUBST(with_python)
384 # Optionally build the Java/JDBC tools
386 AC_MSG_CHECKING([whether to build Java/JDBC tools])
387 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
390 if test -z "$ANT"; then
391 AC_MSG_ERROR([Ant is required to build Java components
392 If you have Ant already installed, see config.log for details on the failure.])
394 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
395 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
400 dnl A note on the Kerberos and OpenSSL options:
402 dnl The user can give an argument to the option in order the specify
403 dnl the base path of the respective installation (what he specified
404 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
405 dnl then we take the path where the package installs by default. This
406 dnl way the user doesn't have to use redundant --with-includes and
407 dnl --with-libraries options, but he can still use them if the layout
413 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
414 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
415 [krb4_prefix=/usr/athena],
416 [krb4_prefix=$withval],
419 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
421 if test -d "$krb4_prefix/include"; then
422 INCLUDES="$INCLUDES -I$krb4_prefix/include"
424 if test -d "$krb4_prefix/lib"; then
425 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
428 krb_srvtab="/etc/srvtab"
438 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
439 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
440 [krb5_prefix=/usr/athena],
441 [krb5_prefix=$withval],
444 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
446 if test -d "$krb5_prefix/include"; then
447 INCLUDES="$INCLUDES -I$krb5_prefix/include"
449 if test -d "$krb5_prefix/lib"; then
450 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
453 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
460 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
461 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
462 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
469 # Kerberos configuration parameters
471 PGAC_ARG_REQ(with, krb-srvnam,
472 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
474 [with_krb_srvnam="postgres"])
475 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
476 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
482 AC_MSG_CHECKING([whether to build with PAM support])
483 PGAC_ARG_BOOL(with, pam, no,
484 [ --with-pam build with PAM support],
485 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
486 AC_MSG_RESULT([$with_pam])
493 AC_MSG_CHECKING([whether to build with Rendezvous support])
494 PGAC_ARG_BOOL(with, rendezvous, no,
495 [ --with-rendezvous build with Rendezvous support],
496 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
497 AC_MSG_RESULT([$with_rendezvous])
498 AC_SUBST(with_rendezvous)
504 PGAC_ARG_OPTARG(with, openssl,
505 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
506 [openssl_prefix=/usr/local/ssl],
507 [openssl_prefix=$withval],
509 AC_MSG_RESULT([building with OpenSSL support])
510 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
512 if test -d "${openssl_prefix}/include" ; then
513 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
515 if test -d "${openssl_prefix}/lib" ; then
516 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
520 AC_SUBST(with_openssl)
526 PGAC_ARG_BOOL(with, readline, yes,
527 [ --without-readline do not use Readline])
532 PGAC_ARG_BOOL(with, zlib, yes,
533 [ --without-zlib do not use Zlib])
539 # Assume system is ELF if it predefines __ELF__ as 1,
540 # otherwise believe host_os based default.
542 freebsd1*|freebsd2*) elf=no;;
543 freebsd3*|freebsd4*) elf=yes;;
552 [if test "X$elf" = "Xyes" ; then
563 CPPFLAGS="$CPPFLAGS $INCLUDES"
564 LDFLAGS="$LDFLAGS $LIBDIRS"
566 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
567 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
575 AC_SUBST(with_gnu_ld)
576 case $host_os in sysv5*)
577 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
579 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
580 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
581 LDFLAGS=$pgac_save_LDFLAGS
583 ld_R_works=$pgac_cv_prog_ld_R
587 AC_CHECK_PROGS(LORDER, lorder)
588 AC_PATH_PROG(TAR, tar)
591 AC_CHECK_PROGS(YACC, ['bison -y'])
593 if test "$YACC"; then
594 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
596 *** The installed version of Bison is too old. PostgreSQL needs
597 *** Bison version 1.875 or later.])
601 if test -z "$YACC"; then
603 *** Without Bison you will not be able to build PostgreSQL from CVS or
604 *** change any of the parser definition files. You can obtain Bison from
605 *** a GNU mirror site. (If you are using the official distribution of
606 *** PostgreSQL then you do not need to worry about this because the Bison
607 *** output is pre-generated.) To use a different yacc program (possible,
608 *** but not recommended), set the environment variable YACC before running
614 if test "$with_perl" = yes; then
615 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
616 PGAC_CHECK_PERL_EMBED_LDFLAGS
619 if test "$with_python" = yes; then
621 PGAC_CHECK_PYTHON_EMBED_SETUP
629 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
631 AC_CHECK_LIB(bsd, main)
633 AC_CHECK_LIB(util, setproctitle)
634 AC_CHECK_LIB(m, main)
635 AC_CHECK_LIB(dl, main)
636 AC_CHECK_LIB(nsl, main)
637 AC_CHECK_LIB(socket, main)
638 AC_CHECK_LIB(ipc, main)
639 AC_CHECK_LIB(IPC, main)
640 AC_CHECK_LIB(lc, main)
641 AC_CHECK_LIB(dld, main)
642 AC_CHECK_LIB(ld, main)
643 AC_CHECK_LIB(compat, main)
644 AC_CHECK_LIB(BSD, main)
645 AC_CHECK_LIB(gen, main)
646 AC_CHECK_LIB(PW, main)
647 AC_CHECK_LIB(resolv, main)
648 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
650 AC_CHECK_LIB(unix, main)
651 AC_SEARCH_LIBS(crypt, crypt)
653 if test "$PORTNAME" = "beos"
655 AC_CHECK_LIB(bind, __inet_ntoa)
658 AC_SEARCH_LIBS(fdatasync, [rt posix4])
660 AC_CHECK_LIB(cygipc, shmget)
662 if test "$PORTNAME" = "win32"
664 AC_CHECK_LIB(wsock32, main)
667 if test "$with_readline" = yes; then
669 if test x"$pgac_cv_check_readline" = x"no"; then
670 AC_MSG_ERROR([readline library not found
671 If you have readline already installed, see config.log for details on the
672 failure. It is possible the compiler isn't looking in the proper directory.
673 Use --without-readline to disable readline support.])
677 if test "$with_zlib" = yes; then
678 AC_CHECK_LIB(z, inflate, [],
679 [AC_MSG_ERROR([zlib library not found
680 If you have zlib already installed, see config.log for details on the
681 failure. It is possible the compiler isn't looking in the proper directory.
682 Use --without-zlib to disable zlib support.])])
685 if test "$enable_spinlocks" = yes; then
686 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
689 *** Not using spinlocks will cause poor performance.])
692 if test "$with_krb4" = yes ; then
693 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
694 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
695 AC_REPLACE_FUNCS([gethostname])
698 if test "$with_krb5" = yes ; then
699 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
700 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
701 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
702 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
703 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
704 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
707 if test "$with_openssl" = yes ; then
709 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
710 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
713 if test "$with_pam" = yes ; then
714 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
722 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
723 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])
725 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
726 # netinet/in.h is included first.
727 AC_CHECK_HEADERS(netinet/in.h)
728 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
730 #ifdef HAVE_NETINET_IN_H
731 #include <netinet/in.h>
735 if test "$with_readline" = yes; then
736 AC_CHECK_HEADERS(readline/readline.h, [],
737 [AC_CHECK_HEADERS(editline/readline.h, [],
738 [AC_CHECK_HEADERS(readline.h, [],
739 [AC_MSG_ERROR([readline header not found
740 If you have readline already installed, see config.log for details on the
741 failure. It is possible the compiler isn't looking in the proper directory.
742 Use --without-readline to disable readline support.])])])])
743 AC_CHECK_HEADERS(readline/history.h, [],
744 [AC_CHECK_HEADERS(editline/history.h, [],
745 [AC_CHECK_HEADERS(history.h, [],
746 [AC_MSG_ERROR([history header not found
747 If you have readline already installed, see config.log for details on the
748 failure. It is possible the compiler isn't looking in the proper directory.
749 Use --without-readline to disable readline support.])])])])
752 if test "$with_zlib" = yes; then
753 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
754 If you have zlib already installed, see config.log for details on the
755 failure. It is possible the compiler isn't looking in the proper directory.
756 Use --without-zlib to disable zlib support.])])
759 if test "$with_krb4" = yes ; then
760 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
763 if test "$with_krb5" = yes ; then
764 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
765 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
768 if test "$with_openssl" = yes ; then
769 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
770 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
773 if test "$with_pam" = yes ; then
774 AC_CHECK_HEADERS(security/pam_appl.h, [],
775 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
776 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
779 if test "$with_rendezvous" = yes ; then
780 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
785 ## Types, structures, compiler characteristics
788 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
794 PGAC_C_FUNCNAME_SUPPORT
797 PGAC_STRUCT_SOCKADDR_UN
798 PGAC_STRUCT_SOCKADDR_STORAGE
799 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
802 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
803 [#include <sys/param.h>
804 #include <sys/types.h>
805 #include <sys/socket.h>
806 #include <sys/ucred.h>])
808 AC_CHECK_TYPES([struct option], [], [],
809 [#ifdef HAVE_GETOPT_H
813 if test "$with_zlib" = yes; then
814 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
815 # did not). While we could work around the lack of z_streamp, it
816 # seems unwise to encourage people to use such old zlib versions...
817 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
818 Use --without-zlib to disable zlib support.])],
822 if test "$with_krb5" = yes; then
823 # Check for differences between MIT and Heimdal (KTH) releases
824 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
825 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
826 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
827 [#include <krb5.h>])],
829 AC_CHECK_MEMBERS(krb5_error.text.data, [],
830 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
831 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
832 [#include <krb5.h>])],
838 ## Functions, global variables
841 PGAC_VAR_INT_TIMEZONE
842 AC_FUNC_ACCEPT_ARGTYPES
843 PGAC_FUNC_GETTIMEOFDAY_1ARG
845 # SunOS doesn't handle negative byte comparisons properly with +/- return
848 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
850 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
853 AC_CHECK_TYPE([struct sockaddr_in6],
854 [AC_CHECK_FUNC(inet_ntop,
855 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
858 [$ac_includes_default
859 #include <netinet/in.h>])
862 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
864 [#include <machine/vmparam.h>
865 #include <sys/exec.h>
867 [PS_STRINGS->ps_nargvstr = 1;
868 PS_STRINGS->ps_argvstr = "foo";],
869 [pgac_cv_var_PS_STRINGS=yes],
870 [pgac_cv_var_PS_STRINGS=no])])
871 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
872 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
876 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
877 # is missing. Yes, there are machines that have only one. We may
878 # also decide to use snprintf.c if snprintf() is present but does not
879 # have working "long long int" support -- see below.
881 pgac_need_repl_snprintf=no
882 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
883 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
886 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
887 # include/c.h will provide declarations. Note this is a separate test
888 # from whether the functions exist in the C library --- there are
889 # systems that have the functions but don't bother to declare them :-(
891 AC_CHECK_DECLS([snprintf, vsnprintf])
894 # do this one the hard way in case isinf() is a macro
895 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
899 [double x = 0.0; int res = isinf(x);],
900 [ac_cv_func_isinf=yes],
901 [ac_cv_func_isinf=no])])
903 if test $ac_cv_func_isinf = yes ; then
904 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
907 # Look for a way to implement a substitute for isinf()
908 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
911 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
913 # system's version of getaddrinfo(), if any, may be used only if we found
914 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
915 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
916 AC_REPLACE_FUNCS([getaddrinfo])
918 AC_LIBOBJ(getaddrinfo)
921 # similarly, use system's getopt_long() only if system provides struct option.
922 if test x"$ac_cv_type_struct_option" = xyes ; then
923 AC_REPLACE_FUNCS([getopt_long])
925 AC_LIBOBJ(getopt_long)
928 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
929 # We override the previous test that said fseeko/ftello didn't exist
930 # OS tests are also done in include/c.h and port/fseeko.c
931 case $host_os in bsdi*|netbsd*)
932 ac_cv_func_fseeko=yes
935 # Solaris has a very slow qsort in certain cases, so we replace it.
936 case $host_os in solaris*)
940 # Win32 can't to rename or unlink on an open file
941 case $host_os in mingw*)
944 AC_LIBOBJ(gettimeofday) ;;
947 if test "$with_readline" = yes; then
948 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
949 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
950 AC_CHECK_FUNCS([replace_history_entry])
954 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
955 AC_MSG_CHECKING(for finite)
956 AC_TRY_LINK([#include <math.h>],
957 [int dummy=finite(1.0);],
958 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
962 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
963 dnl (especially on GNU libc)
964 dnl See also comments in c.h.
965 AC_MSG_CHECKING(for sigsetjmp)
966 AC_TRY_LINK([#include <setjmp.h>],
967 [sigjmp_buf x; sigsetjmp(x, 1);],
968 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
972 AC_CHECK_FUNC(syslog,
973 [AC_CHECK_HEADER(syslog.h,
974 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
976 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
977 [AC_TRY_LINK([#include <unistd.h>],
978 [extern int optreset; optreset = 1;],
979 [pgac_cv_var_int_optreset=yes],
980 [pgac_cv_var_int_optreset=no])])
981 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
982 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
985 AC_CHECK_FUNCS([strtoll strtoq], [break])
986 AC_CHECK_FUNCS([strtoull strtouq], [break])
988 # Check for one of atexit() or on_exit()
989 AC_CHECK_FUNCS(atexit, [],
990 [AC_CHECK_FUNCS(on_exit, [],
991 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
998 # For each platform, we need to know about any special compile and link
999 # libraries, and whether the normal C function names are thread-safe.
1000 # See the comment at the top of src/port/thread.c for more information.
1002 if test "$enable_thread_safety" = yes; then
1003 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
1005 if test "$THREAD_SUPPORT" != yes; then
1007 Cannot enable threads on your platform.
1008 Please report your platform threading info to the PostgreSQL mailing lists
1009 so it can be added to the next release. Report all compile flags, link flags,
1010 functions, or libraries required for threading support.
1011 See the comment at the top of src/port/thread.c for more information.
1015 # do not use values from template file
1019 AC_SUBST(THREAD_SUPPORT)
1020 AC_SUBST(THREAD_CPPFLAGS)
1021 AC_SUBST(THREAD_LIBS)
1025 # Check for re-entrant versions of certain functions
1027 # Include special flags if threads are enabled _and_ if required for
1028 # threading on this platform. Some platforms have *_r functions but
1029 # their natively named funcs are threadsafe, and should be used instead.
1031 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1032 # functions are marked "not found", which is perfect.
1034 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNCS" = yes ; then
1037 CFLAGS="$CFLAGS $THREAD_CPPFLAGS"
1038 LIBS="$LIBS $THREAD_LIBS"
1039 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1045 # This test makes sure that run tests work at all. Sometimes a shared
1046 # library is found by the linker, but the runtime linker can't find it.
1047 # This check should come after all modifications of compiler or linker
1048 # variables, and before any other run tests.
1049 AC_MSG_CHECKING([test program])
1050 AC_TRY_RUN([int main() { return 0; }],
1051 [AC_MSG_RESULT(ok)],
1052 [AC_MSG_RESULT(failed)
1054 *** Could not execute a simple test program. This may be a problem
1055 *** related to locating shared libraries. Check the file 'config.log'
1056 *** for the exact reason.]])],
1057 [AC_MSG_RESULT([cross-compiling])])
1060 dnl Check to see if we have a working 64-bit integer type.
1061 dnl This breaks down into two steps:
1062 dnl (1) figure out if the compiler has a 64-bit int type with working
1063 dnl arithmetic, and if so
1064 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1065 dnl snprintf is the only library routine we really need for int8 support.)
1066 dnl It's entirely possible to have a compiler that handles a 64-bit type
1067 dnl when the C library doesn't; this is fairly likely when using gcc on
1068 dnl an older platform, for example.
1069 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1070 dnl we force our own version of snprintf() to be used instead.
1071 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1073 PGAC_TYPE_64BIT_INT([long int])
1075 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1076 PGAC_TYPE_64BIT_INT([long long int])
1080 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1082 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1084 #define INT64CONST(x) x##LL
1085 long long int foo = INT64CONST(0x1234567890123456);
1088 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1093 # If we found "long int" is 64 bits, assume snprintf handles it. If
1094 # we found we need to use "long long int", better check. We cope with
1095 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1096 # neither works, fall back to our own snprintf emulation (which we
1099 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1100 if test $pgac_need_repl_snprintf = no; then
1101 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1102 if test "$LONG_LONG_INT_FORMAT" = ""; then
1103 # Force usage of our own snprintf, since system snprintf is broken
1104 pgac_need_repl_snprintf=yes
1105 LONG_LONG_INT_FORMAT='%lld'
1108 # Here if we previously decided we needed to use our own snprintf
1109 LONG_LONG_INT_FORMAT='%lld'
1111 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1113 # Here if we are not using 'long long int' at all
1114 INT64_FORMAT='"%ld"'
1117 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1118 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1120 if test $pgac_need_repl_snprintf = yes; then
1124 # Need a #define for the size of Datum (unsigned long)
1125 AC_CHECK_SIZEOF([unsigned long])
1127 # Determine memory alignment requirements for the basic C data types.
1129 PGAC_CHECK_ALIGNOF(short)
1130 PGAC_CHECK_ALIGNOF(int)
1131 PGAC_CHECK_ALIGNOF(long)
1132 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1133 PGAC_CHECK_ALIGNOF(long long int)
1135 PGAC_CHECK_ALIGNOF(double)
1137 # Compute maximum alignment of any basic type.
1138 # We assume long's alignment is at least as strong as char, short, or int;
1139 # but we must check long long (if it exists) and double.
1141 MAX_ALIGNOF=$pgac_cv_alignof_long
1142 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1143 MAX_ALIGNOF=$pgac_cv_alignof_double
1145 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1146 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1148 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1151 # Some platforms predefine the types int8, int16, etc. Only check
1152 # a (hopefully) representative subset.
1153 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1155 #ifdef HAVE_SUPPORTDEFS_H
1156 #include <SupportDefs.h>
1159 # We also check for sig_atomic_t, which *should* be defined per ANSI
1160 # C, but is missing on some old platforms.
1161 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1164 PGAC_FUNC_POSIX_SIGNALS
1165 if test $ac_cv_func_fseeko = yes; then
1170 # Select semaphore implementation type.
1171 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1172 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1173 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1175 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1176 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1177 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1179 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1180 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1185 # Select shared-memory implementation type.
1186 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1187 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1190 if test "$enable_nls" = yes ; then
1194 # Check for Tcl configuration script tclConfig.sh
1195 if test "$with_tcl" = yes; then
1196 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1197 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1198 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1199 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1202 # Check for Tk configuration script tkConfig.sh
1203 if test "$with_tk" = yes; then
1204 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1205 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1210 # Check for DocBook and tools
1214 PGAC_CHECK_DOCBOOK(3.1)
1215 PGAC_PATH_DOCBOOK_STYLESHEETS
1216 PGAC_PATH_COLLATEINDEX
1217 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1220 # prepare build tree if outside source tree
1221 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1222 # Note 2: /bin/pwd might be better than shell's built-in at getting
1223 # a symlink-free name.
1224 if test "$no_create" != yes; then
1225 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1228 AC_SUBST(vpath_build, yes)
1229 _AS_ECHO_N([preparing build tree... ])
1230 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1231 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1232 || AC_MSG_ERROR(failed)
1238 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1241 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1242 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1243 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1244 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1245 src/include/pg_config_os.h:src/include/port/${template}.h
1246 src/Makefile.port:src/makefiles/Makefile.${template}
1249 AC_CONFIG_HEADERS([src/include/pg_config.h],
1251 # Update timestamp for pg_config.h (see Makefile.global)
1252 echo >src/include/stamp-h