1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.267 2003/06/23 23:51:59 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], [7.4devel], [pgsql-bugs@postgresql.org])
25 m4_undefine([infodir])
30 AC_COPYRIGHT([Copyright 2002 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 *-*-hpux*) need_tas=yes; tas_file=hpux.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([$enable_integer_datetimes])
156 # Character set recode (--enable-recode)
158 AC_MSG_CHECKING([whether to build with recode support])
159 PGAC_ARG_BOOL(enable, recode, no, [ --enable-recode enable single-byte recode support],
160 [AC_DEFINE([CYR_RECODE], 1,
161 [Define to 1 if you want single-byte recode support. (--enable-recode)])])
162 AC_MSG_RESULT([$enable_recode])
168 AC_MSG_CHECKING([whether NLS is wanted])
169 PGAC_ARG_OPTARG(enable, nls,
170 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
172 [WANTED_LANGUAGES=$enableval],
173 [AC_DEFINE(ENABLE_NLS, 1,
174 [Define to 1 if you want National Language Support. (--enable-nls)])])
175 AC_MSG_RESULT([$enable_nls])
177 AC_SUBST(WANTED_LANGUAGES)
180 # Default port number (--with-pgport), default 5432
182 AC_MSG_CHECKING([for default port number])
183 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
184 [default_port=$withval],
186 AC_MSG_RESULT([$default_port])
187 # Need both of these because some places want an integer and some a string
188 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
189 [Define to the default TCP port number on which the server listens and
190 to which clients will try to connect to. This can be overridden at
191 run-time, but it's convenient if your clients have the right default
192 compiled in. (--with-pgport=PORTNUM)])
193 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
194 [Define to the default TCP port number as string constant.])
195 AC_SUBST(default_port)
198 # Option to disable shared libraries
200 PGAC_ARG_BOOL(enable, shared, yes,
201 [ --disable-shared do not build shared libraries])
202 AC_SUBST(enable_shared)
205 # '-rpath'-like feature can be disabled
207 PGAC_ARG_BOOL(enable, rpath, yes,
208 [ --disable-rpath do not embed shared library search path in executables])
209 AC_SUBST(enable_rpath)
213 # --enable-debug adds -g to compiler flags
215 PGAC_ARG_BOOL(enable, debug, no,
216 [ --enable-debug build with debugging symbols (-g)])
217 AC_SUBST(enable_debug)
223 # For historical reasons you can also use --with-CC to specify the C compiler
224 # to use, although the standard way to do this is to set the CC environment
226 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
229 aix) pgac_cc_list="gcc xlc";;
230 irix) pgac_cc_list="cc";; # no gcc
231 *) pgac_cc_list="gcc cc";;
234 AC_PROG_CC([$pgac_cc_list])
236 . "$srcdir/src/template/$template" || exit
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=$CFLAGS])
246 # Check if the compiler still works with the template settings
247 AC_MSG_CHECKING([whether the C compiler still works])
248 AC_TRY_LINK([], [return 0;],
249 [AC_MSG_RESULT(yes)],
251 AC_MSG_ERROR([cannot proceed])])
253 # Defend against gcc -ffastmath
254 if test "$GCC" = yes; then
255 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
257 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
263 # Create compiler version string
264 if test x"$GCC" = x"yes" ; then
265 cc_string="GCC `${CC} --version | sed q`"
269 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
270 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
271 [A string containing the version number, platform, and C compiler])
275 # Automatic dependency tracking
277 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
283 # Enable assert checks
285 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
286 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
287 [Define to 1 to build with assertion checks. (--enable-cassert)])])
291 # Include directories
295 # SRCH_INC comes from the template file
296 for dir in $with_includes $SRCH_INC; do
297 if test -d "$dir"; then
298 INCLUDES="$INCLUDES -I$dir"
300 AC_MSG_WARN([*** Include directory $dir does not exist.])
308 # Library directories
312 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
313 for dir in $LIBRARY_DIRS $SRCH_LIB; do
314 if test -d "$dir"; then
315 LIBDIRS="$LIBDIRS -L$dir"
317 AC_MSG_WARN([*** Library directory $dir does not exist.])
323 # Enable libpq to be thread-safe
325 AC_MSG_CHECKING([allow threaded libpq])
326 PGAC_ARG_BOOL(with, threads, no, [ --with-threads allow libpq and ecpg to be thread-safe],
327 [AC_DEFINE([USE_THREADS], 1, [Define to 1 to build libpq and ecpg to be thread-safe. (--with-threads)])])
329 AC_MSG_RESULT([$with_threads])
330 AC_SUBST(with_threads)
335 AC_MSG_CHECKING([whether to build with Tcl])
336 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
337 AC_MSG_RESULT([$with_tcl])
340 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
341 AC_MSG_CHECKING([whether to build with Tk])
342 if test "$with_tcl" = yes; then
343 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
347 AC_MSG_RESULT([$with_tk])
351 # We see if the path to the Tcl/Tk configuration scripts is specified.
352 # This will override the use of tclsh to find the paths to search.
354 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
356 # We see if the path to the Tk configuration scripts is specified.
357 # This will override the use of tclsh to find the paths to search.
359 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
362 # Optionally build Perl modules (PL/Perl)
364 AC_MSG_CHECKING([whether to build Perl modules])
365 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
366 AC_MSG_RESULT([$with_perl])
370 # Optionally build Python interface module
372 AC_MSG_CHECKING([whether to build Python modules])
373 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python interface module])
374 AC_MSG_RESULT([$with_python])
375 AC_SUBST(with_python)
378 # Optionally build the Java/JDBC tools
380 AC_MSG_CHECKING([whether to build Java/JDBC tools])
381 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
384 if test -z "$ANT"; then
385 AC_MSG_ERROR([Ant is required to build Java components
386 If you have Ant already installed, see config.log for details on the failure.])
388 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
389 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
394 dnl A note on the Kerberos and OpenSSL options:
396 dnl The user can give an argument to the option in order the specify
397 dnl the base path of the respective installation (what he specified
398 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
399 dnl then we take the path where the package installs by default. This
400 dnl way the user doesn't have to use redundant --with-includes and
401 dnl --with-libraries options, but he can still use them if the layout
407 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
408 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
409 [krb4_prefix=/usr/athena],
410 [krb4_prefix=$withval],
413 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
415 if test -d "$krb4_prefix/include"; then
416 INCLUDES="$INCLUDES -I$krb4_prefix/include"
418 if test -d "$krb4_prefix/lib"; then
419 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
422 krb_srvtab="/etc/srvtab"
432 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
433 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
434 [krb5_prefix=/usr/athena],
435 [krb5_prefix=$withval],
438 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
440 if test -d "$krb5_prefix/include"; then
441 INCLUDES="$INCLUDES -I$krb5_prefix/include"
443 if test -d "$krb5_prefix/lib"; then
444 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
447 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
454 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
455 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
456 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
463 # Kerberos configuration parameters
465 PGAC_ARG_REQ(with, krb-srvnam,
466 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
468 [with_krb_srvnam="postgres"])
469 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
470 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
476 AC_MSG_CHECKING([whether to build with PAM support])
477 PGAC_ARG_BOOL(with, pam, no,
478 [ --with-pam build with PAM support],
479 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
480 AC_MSG_RESULT([$with_pam])
487 AC_MSG_CHECKING([whether to build with Rendezvous support])
488 PGAC_ARG_BOOL(with, rendezvous, no,
489 [ --with-rendezvous build with Rendezvous support],
490 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
491 AC_MSG_RESULT([$with_rendezvous])
492 AC_SUBST(with_rendezvous)
498 PGAC_ARG_OPTARG(with, openssl,
499 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
500 [openssl_prefix=/usr/local/ssl],
501 [openssl_prefix=$withval],
503 AC_MSG_RESULT([building with OpenSSL support])
504 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
506 if test -d "${openssl_prefix}/include" ; then
507 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
509 if test -d "${openssl_prefix}/lib" ; then
510 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
514 AC_SUBST(with_openssl)
520 PGAC_ARG_BOOL(with, readline, yes,
521 [ --without-readline do not use Readline])
526 PGAC_ARG_BOOL(with, zlib, yes,
527 [ --without-zlib do not use Zlib])
534 # Assume system is ELF if it predefines __ELF__ as 1,
535 # otherwise believe host_os based default.
537 freebsd1*|freebsd2*) elf=no;;
538 freebsd3*|freebsd4*) elf=yes;;
547 [if test "X$elf" = "Xyes" ; then
558 CPPFLAGS="$CPPFLAGS $INCLUDES"
559 LDFLAGS="$LDFLAGS $LIBDIRS"
561 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
562 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
570 AC_SUBST(with_gnu_ld)
571 case $host_os in sysv5*)
572 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
574 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
575 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
576 LDFLAGS=$pgac_save_LDFLAGS
578 ld_R_works=$pgac_cv_prog_ld_R
582 AC_CHECK_PROGS(LORDER, lorder)
583 AC_PATH_PROG(TAR, tar)
586 AC_CHECK_PROGS(YACC, ['bison -y'])
588 if test "$YACC"; then
589 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
591 *** The installed version of Bison is too old. PostgreSQL needs
592 *** Bison version 1.875 or later.])
596 if test -z "$YACC"; then
598 *** Without Bison you will not be able to build PostgreSQL from CVS or
599 *** change any of the parser definition files. You can obtain Bison from
600 *** a GNU mirror site. (If you are using the official distribution of
601 *** PostgreSQL then you do not need to worry about this because the Bison
602 *** output is pre-generated.) To use a different yacc program (possible,
603 *** but not recommended), set the environment variable YACC before running
609 if test "$with_perl" = yes; then
610 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
611 PGAC_CHECK_PERL_EMBED_LDFLAGS
614 if test "$with_python" = yes; then
616 PGAC_CHECK_PYTHON_MODULE_SETUP
617 PGAC_CHECK_PYTHON_EMBED_SETUP
625 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
627 AC_CHECK_LIB(bsd, main)
629 AC_CHECK_LIB(util, setproctitle)
630 AC_CHECK_LIB(m, main)
631 AC_CHECK_LIB(dl, main)
632 AC_CHECK_LIB(nsl, main)
633 AC_CHECK_LIB(socket, main)
634 AC_CHECK_LIB(ipc, main)
635 AC_CHECK_LIB(IPC, main)
636 AC_CHECK_LIB(lc, main)
637 AC_CHECK_LIB(dld, main)
638 AC_CHECK_LIB(ld, main)
639 AC_CHECK_LIB(compat, main)
640 AC_CHECK_LIB(BSD, main)
641 AC_CHECK_LIB(gen, main)
642 AC_CHECK_LIB(PW, main)
643 AC_CHECK_LIB(resolv, main)
644 AC_CHECK_LIB(wsock32, main)
645 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
647 AC_CHECK_LIB(unix, main)
648 AC_SEARCH_LIBS(crypt, crypt)
650 AC_CHECK_LIB(bind, __inet_ntoa)
652 AC_SEARCH_LIBS(fdatasync, [rt posix4])
654 AC_CHECK_LIB(cygipc, shmget)
656 if test "$with_readline" = yes; then
658 if test x"$pgac_cv_check_readline" = x"no"; then
659 AC_MSG_ERROR([readline library not found
660 If you have readline already installed, see config.log for details on the
661 failure. It is possible the compiler isn't looking in the proper directory.
662 Use --without-readline to disable readline support.])
666 if test "$with_zlib" = yes; then
667 AC_CHECK_LIB(z, inflate, [],
668 [AC_MSG_ERROR([zlib library not found
669 If you have zlib already installed, see config.log for details on the
670 failure. It is possible the compiler isn't looking in the proper directory.
671 Use --without-zlib to disable zlib support.])])
674 if test "$with_krb4" = yes ; then
675 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
676 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
677 AC_REPLACE_FUNCS([gethostname])
680 if test "$with_krb5" = yes ; then
681 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
682 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
683 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
684 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
685 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
686 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
689 if test "$with_openssl" = yes ; then
691 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
692 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
695 if test "$with_pam" = yes ; then
696 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
704 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
705 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/un.h termios.h utime.h kernel/OS.h kernel/image.h SupportDefs.h])
707 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
708 # netinet/in.h is included first.
709 AC_CHECK_HEADERS(netinet/in.h)
710 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
712 #ifdef HAVE_NETINET_IN_H
713 #include <netinet/in.h>
717 if test "$with_readline" = yes; then
718 AC_CHECK_HEADERS(readline/readline.h, [],
719 [AC_CHECK_HEADERS(editline/readline.h, [],
720 [AC_CHECK_HEADERS(readline.h, [],
721 [AC_MSG_ERROR([readline header not found
722 If you have readline already installed, see config.log for details on the
723 failure. It is possible the compiler isn't looking in the proper directory.
724 Use --without-readline to disable readline support.])])])])
725 AC_CHECK_HEADERS(readline/history.h, [],
726 [AC_CHECK_HEADERS(editline/history.h, [],
727 [AC_CHECK_HEADERS(history.h, [],
728 [AC_MSG_ERROR([history header not found
729 If you have readline already installed, see config.log for details on the
730 failure. It is possible the compiler isn't looking in the proper directory.
731 Use --without-readline to disable readline support.])])])])
734 if test "$with_zlib" = yes; then
735 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
736 If you have zlib already installed, see config.log for details on the
737 failure. It is possible the compiler isn't looking in the proper directory.
738 Use --without-zlib to disable zlib support.])])
741 if test "$with_krb4" = yes ; then
742 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
745 if test "$with_krb5" = yes ; then
746 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
747 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
750 if test "$with_openssl" = yes ; then
751 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
752 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
755 if test "$with_pam" = yes ; then
756 AC_CHECK_HEADERS(security/pam_appl.h, [],
757 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
758 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
761 if test "$with_rendezvous" = yes ; then
762 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
767 ## Types, structures, compiler characteristics
770 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
776 PGAC_C_FUNCNAME_SUPPORT
779 PGAC_STRUCT_SOCKADDR_UN
780 PGAC_STRUCT_SOCKADDR_STORAGE
781 PGAC_STRUCT_SOCKADDR_STORAGE_SS_FAMILY
784 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
785 [#include <sys/param.h>
786 #include <sys/types.h>
787 #include <sys/socket.h>
788 #include <sys/ucred.h>])
790 if test "$with_zlib" = yes; then
791 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
792 # did not). While we could work around the lack of z_streamp, it
793 # seems unwise to encourage people to use such old zlib versions...
794 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
795 Use --without-zlib to disable zlib support.])],
799 if test "$with_krb5" = yes; then
800 # Check for differences between MIT and Heimdal (KTH) releases
801 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
802 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
803 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
804 [#include <krb5.h>])],
806 AC_CHECK_MEMBERS(krb5_error.text.data, [],
807 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
808 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
809 [#include <krb5.h>])],
815 ## Functions, global variables
818 PGAC_VAR_INT_TIMEZONE
819 AC_FUNC_ACCEPT_ARGTYPES
820 PGAC_FUNC_GETTIMEOFDAY_1ARG
822 # SunOS doesn't handle negative byte comparisons properly with +/- return
825 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
827 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
829 AC_CHECK_TYPE([struct sockaddr_in6],
830 [AC_CHECK_FUNC(inet_ntop,
831 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])])],
833 [$ac_includes_default
834 #include <netinet/in.h>])
836 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
838 [#include <machine/vmparam.h>
839 #include <sys/exec.h>
841 [PS_STRINGS->ps_nargvstr = 1;
842 PS_STRINGS->ps_argvstr = "foo";],
843 [pgac_cv_var_PS_STRINGS=yes],
844 [pgac_cv_var_PS_STRINGS=no])])
845 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
846 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
850 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
851 # is missing. Yes, there are machines that have only one. We may
852 # also decide to use snprintf.c if snprintf() is present but does not
853 # have working "long long int" support -- see below.
855 pgac_need_repl_snprintf=no
856 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
857 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
860 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
861 # include/c.h will provide declarations. Note this is a separate test
862 # from whether the functions exist in the C library --- there are
863 # systems that have the functions but don't bother to declare them :-(
865 AC_CHECK_DECLS([snprintf, vsnprintf])
868 # do this one the hard way in case isinf() is a macro
869 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
873 [double x = 0.0; int res = isinf(x);],
874 [ac_cv_func_isinf=yes],
875 [ac_cv_func_isinf=no])])
877 if test $ac_cv_func_isinf = yes ; then
878 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
881 # Look for a way to implement a substitute for isinf()
882 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
885 AC_REPLACE_FUNCS([crypt fseeko getopt getopt_long getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
887 # system's version of getaddrinfo(), if any, may be used only if we found
888 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
889 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
890 AC_REPLACE_FUNCS([getaddrinfo])
892 AC_LIBOBJ(getaddrinfo)
895 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
896 # We override the previous test that said fseeko/ftello didn't exist
897 # OS tests are also done in include/c.h and port/fseeko.c
898 case $host_os in bsdi*|netbsd*)
899 ac_cv_func_fseeko=yes
902 # Solaris has a very slow qsort in certain cases, so we replace it.
903 case $host_os in solaris*)
907 # Win32 can't to rename or unlink on an open file
908 case $host_os in mingw*)
911 AC_LIBOBJ(gettimeofday) ;;
914 if test "$with_readline" = yes; then
915 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
916 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
917 AC_CHECK_FUNCS([replace_history_entry])
921 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
922 AC_MSG_CHECKING(for finite)
923 AC_TRY_LINK([#include <math.h>],
924 [int dummy=finite(1.0);],
925 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
929 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
930 dnl (especially on GNU libc)
931 dnl See also comments in c.h.
932 AC_MSG_CHECKING(for sigsetjmp)
933 AC_TRY_LINK([#include <setjmp.h>],
934 [sigjmp_buf x; sigsetjmp(x, 1);],
935 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
939 AC_CHECK_FUNC(syslog,
940 [AC_CHECK_HEADER(syslog.h,
941 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
943 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
944 [AC_TRY_LINK([#include <unistd.h>],
945 [extern int optreset; optreset = 1;],
946 [pgac_cv_var_int_optreset=yes],
947 [pgac_cv_var_int_optreset=no])])
948 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
949 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
952 AC_CHECK_FUNCS([strtoll strtoq], [break])
953 AC_CHECK_FUNCS([strtoull strtouq], [break])
955 # Check for one of atexit() or on_exit()
956 AC_CHECK_FUNCS(atexit, [],
957 [AC_CHECK_FUNCS(on_exit, [],
958 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
965 # For each platform, we need to know about any special compile and link
966 # libraries, and whether the normal C function names are thread-safe.
968 NEED_REENTRANT_FUNC_NAMES=no
969 if test "$with_threads" = yes; then
970 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --with-threads])])
972 if test "$SUPPORTS_THREADS" != yes; then
974 Cannot enable threads on your platform.
975 Please report your platform threading info to the PostgreSQL mailing lists
976 so it can be added to the next release. Report any compile flags, link flags,
977 functions, or libraries required for threading support.
981 AC_SUBST(THREAD_CFLAGS)
982 AC_SUBST(THREAD_LIBS)
986 # Check for re-entrant versions of certain functions
988 # Include special flags if threads are enabled _and_ if required for
989 # threading on this platform. Some platforms have *_r functions but
990 # their natively named funcs are threadsafe, and should be used instead.
992 # One trick here is that if the don't call AC_CHECK_FUNCS, the
993 # functions are marked "not found", which is perfect.
995 if test "$NEED_REENTRANT_FUNC_NAMES" = yes ; then
998 CFLAGS="$CFLAGS $TREAD_CFLAGS"
999 LIBS="$LIBS $THREAD_LIBS"
1000 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1006 # This test makes sure that run tests work at all. Sometimes a shared
1007 # library is found by the linker, but the runtime linker can't find it.
1008 # This check should come after all modifications of compiler or linker
1009 # variables, and before any other run tests.
1010 AC_MSG_CHECKING([test program])
1011 AC_TRY_RUN([int main() { return 0; }],
1012 [AC_MSG_RESULT(ok)],
1013 [AC_MSG_RESULT(failed)
1015 *** Could not execute a simple test program. This may be a problem
1016 *** related to locating shared libraries. Check the file 'config.log'
1017 *** for the exact reason.]])],
1018 [AC_MSG_RESULT([cross-compiling])])
1021 dnl Check to see if we have a working 64-bit integer type.
1022 dnl This breaks down into two steps:
1023 dnl (1) figure out if the compiler has a 64-bit int type with working
1024 dnl arithmetic, and if so
1025 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1026 dnl snprintf is the only library routine we really need for int8 support.)
1027 dnl It's entirely possible to have a compiler that handles a 64-bit type
1028 dnl when the C library doesn't; this is fairly likely when using gcc on
1029 dnl an older platform, for example.
1030 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1031 dnl we force our own version of snprintf() to be used instead.
1032 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1034 PGAC_TYPE_64BIT_INT([long int])
1036 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1037 PGAC_TYPE_64BIT_INT([long long int])
1041 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1043 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1045 #define INT64CONST(x) x##LL
1046 long long int foo = INT64CONST(0x1234567890123456);
1049 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1054 # If we found "long int" is 64 bits, assume snprintf handles it. If
1055 # we found we need to use "long long int", better check. We cope with
1056 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1057 # neither works, fall back to our own snprintf emulation (which we
1060 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1061 if test $pgac_need_repl_snprintf = no; then
1062 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1063 if test "$LONG_LONG_INT_FORMAT" = ""; then
1064 # Force usage of our own snprintf, since system snprintf is broken
1065 pgac_need_repl_snprintf=yes
1066 LONG_LONG_INT_FORMAT='%lld'
1069 # Here if we previously decided we needed to use our own snprintf
1070 LONG_LONG_INT_FORMAT='%lld'
1072 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1074 # Here if we are not using 'long long int' at all
1075 INT64_FORMAT='"%ld"'
1078 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1079 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1081 if test $pgac_need_repl_snprintf = yes; then
1085 # Need a #define for the size of Datum (unsigned long)
1086 AC_CHECK_SIZEOF([unsigned long])
1088 # Determine memory alignment requirements for the basic C data types.
1090 PGAC_CHECK_ALIGNOF(short)
1091 PGAC_CHECK_ALIGNOF(int)
1092 PGAC_CHECK_ALIGNOF(long)
1093 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1094 PGAC_CHECK_ALIGNOF(long long int)
1096 PGAC_CHECK_ALIGNOF(double)
1098 # Compute maximum alignment of any basic type.
1099 # We assume long's alignment is at least as strong as char, short, or int;
1100 # but we must check long long (if it exists) and double.
1102 MAX_ALIGNOF=$pgac_cv_alignof_long
1103 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1104 MAX_ALIGNOF=$pgac_cv_alignof_double
1106 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1107 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1109 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1112 # Some platforms predefine the types int8, int16, etc. Only check
1113 # a (hopefully) representative subset.
1114 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1116 #ifdef HAVE_SUPPORTDEFS_H
1117 #include <SupportDefs.h>
1120 # We also check for sig_atomic_t, which *should* be defined per ANSI
1121 # C, but is missing on some old platforms.
1122 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1125 PGAC_FUNC_POSIX_SIGNALS
1126 if test $ac_cv_func_fseeko = yes; then
1131 # Select semaphore implementation type.
1132 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1133 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1134 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1136 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1137 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1138 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1140 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1141 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1146 # Select shared-memory implementation type.
1147 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1148 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1151 if test "$enable_nls" = yes ; then
1155 # Check for Tcl configuration script tclConfig.sh
1156 if test "$with_tcl" = yes; then
1157 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1158 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1159 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1160 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1163 # Check for Tk configuration script tkConfig.sh
1164 if test "$with_tk" = yes; then
1165 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1166 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1171 # Check for DocBook and tools
1175 PGAC_CHECK_DOCBOOK(3.1)
1176 PGAC_PATH_DOCBOOK_STYLESHEETS
1177 PGAC_PATH_COLLATEINDEX
1178 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1181 # prepare build tree if outside source tree
1182 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1183 # Note 2: /bin/pwd might be better than shell's built-in at getting
1184 # a symlink-free name.
1185 if test "$no_create" != yes; then
1186 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1189 AC_SUBST(vpath_build, yes)
1190 _AS_ECHO_N([preparing build tree... ])
1191 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1192 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1193 || AC_MSG_ERROR(failed)
1199 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1202 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1203 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1204 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1205 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1206 src/include/pg_config_os.h:src/include/port/${template}.h
1207 src/Makefile.port:src/makefiles/Makefile.${template}
1210 AC_CONFIG_HEADERS([src/include/pg_config.h],
1212 # Update timestamp for pg_config.h (see Makefile.global)
1213 echo >src/include/stamp-h