1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.209 2002/09/17 04:27:41 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], [7.3b1], [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=win ;;
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 netbsd*) template=netbsd ;;
69 nextstep*) template=nextstep ;;
70 openbsd*) template=openbsd ;;
72 qnx*) template=qnx4 ;;
74 solaris*) template=solaris ;;
75 sunos*) template=sunos4 ;;
78 univel) template=univel ;;
80 sysv4*) template=svr4 ;;
81 sysv5*) template=unixware ;;
82 ultrix*) template=ultrix4 ;;
85 if test x"$template" = x"" ; then
87 *******************************************************************
88 PostgreSQL has apparently not been ported to your platform yet.
89 To try a manual configuration, look into the src/template directory
90 for a similar platform and use the '--with-template=' option.
92 Please also contact <pgsql-ports@postgresql.org> to see about
93 rectifying this. Include the above 'checking host system type...'
95 *******************************************************************
101 AC_MSG_RESULT([$template])
106 # Pick right test-and-set (TAS) code. Most platforms have inline
107 # assembler code in src/include/storage/s_lock.h, so we just use
110 *-*-hpux*) need_tas=yes; tas_file=hpux.s ;;
111 sparc-*-solaris*) need_tas=yes; tas_file=solaris_sparc.s ;;
112 i?86-*-solaris*) need_tas=yes; tas_file=solaris_i386.s ;;
113 *) need_tas=no; tas_file=dummy.s ;;
115 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
117 if test "$need_tas" = yes ; then
125 ## Command line options
130 # Add non-standard directories to the include path
132 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
136 # Add non-standard directories to the library search path
138 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
139 [LIBRARY_DIRS=$withval])
141 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
142 [LIBRARY_DIRS=$withval])
146 # 64-bit integer date/time storage (--enable-integer-datetimes)
148 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
149 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
150 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
151 [Set to 1 if you want integer date/time support (--enable-integer-datetimes)])])
152 AC_MSG_RESULT([$enable_integer_datetimes])
155 # Character set recode (--enable-recode)
157 AC_MSG_CHECKING([whether to build with recode support])
158 PGAC_ARG_BOOL(enable, recode, no, [ --enable-recode enable single-byte recode support],
159 [AC_DEFINE([CYR_RECODE], 1,
160 [Set to 1 if you want single-byte recode support (--enable-recode)])])
161 AC_MSG_RESULT([$enable_recode])
167 AC_MSG_CHECKING([whether NLS is wanted])
168 PGAC_ARG_OPTARG(enable, nls,
169 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
171 [WANTED_LANGUAGES=$enableval],
172 [AC_DEFINE(ENABLE_NLS, 1,
173 [Define to 1 if you want National Language Support (--enable-nls)])])
174 AC_MSG_RESULT([$enable_nls])
176 AC_SUBST(WANTED_LANGUAGES)
179 # Default port number (--with-pgport), default 5432
181 AC_MSG_CHECKING([for default port number])
182 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
183 [default_port=$withval],
185 AC_MSG_RESULT([$default_port])
186 # Need both of these because some places want an integer and some a string
187 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
188 [The default TCP port number on which the server listens and to which
189 clients will try to connect to. This can be overridden at run-time,
190 but it's convenient if your clients have the right default compiled in.
191 (--with-pgport=PORTNUM)])
192 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
193 [Default TCP port number as string constant])
194 AC_SUBST(default_port)
197 # Maximum number of allowed connections (--with-maxbackends), default 32
199 AC_MSG_CHECKING([for default soft limit on number of connections])
200 PGAC_ARG_REQ(with, maxbackends, [ --with-maxbackends=N set default maximum number of connections [32]],
202 [with_maxbackends=32])
203 AC_MSG_RESULT([$with_maxbackends])
204 AC_DEFINE_UNQUOTED([DEF_MAXBACKENDS], [$with_maxbackends],
205 [The default soft limit on the number of concurrent connections, i.e., the default for the postmaster -N switch (--with-maxbackends)])
209 # Option to disable shared libraries
211 PGAC_ARG_BOOL(enable, shared, yes,
212 [ --disable-shared do not build shared libraries])
213 AC_SUBST(enable_shared)
216 # '-rpath'-like feature can be disabled
218 PGAC_ARG_BOOL(enable, rpath, yes,
219 [ --disable-rpath do not embed shared library search path in executables])
220 AC_SUBST(enable_rpath)
224 # --enable-debug adds -g to compiler flags
226 PGAC_ARG_BOOL(enable, debug, no,
227 [ --enable-debug build with debugging symbols (-g)])
228 AC_SUBST(enable_debug)
234 # For historical reasons you can also use --with-CC to specify the C compiler
235 # to use, although the standard way to do this is to set the CC environment
237 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
240 aix) pgac_cc_list="gcc xlc";;
241 irix) pgac_cc_list="cc";; # no gcc
242 *) pgac_cc_list="gcc cc";;
245 AC_PROG_CC([$pgac_cc_list])
247 . "$srcdir/src/template/$template" || exit
249 if test "$ac_env_CFLAGS_set" = set; then
250 CFLAGS=$ac_env_CFLAGS_value
252 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
255 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
256 # Check if the compiler still works with the template settings
257 AC_MSG_CHECKING([whether the C compiler still works])
258 AC_TRY_LINK([], [return 0;],
259 [AC_MSG_RESULT(yes)],
261 AC_MSG_ERROR([cannot proceed])])
265 # Create compiler version string
266 if test x"$GCC" = x"yes" ; then
267 cc_string="GCC `${CC} --version | sed q`"
271 AC_DEFINE_UNQUOTED(PG_VERSION_STR, ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"], [A canonical 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])])
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 $dir does not exist.])
326 AC_MSG_CHECKING([whether to build with Tcl])
327 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
328 AC_MSG_RESULT([$with_tcl])
331 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
332 AC_MSG_CHECKING([whether to build with Tk])
333 if test "$with_tcl" = yes; then
334 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
338 AC_MSG_RESULT([$with_tk])
342 # We see if the path to the Tcl/Tk configuration scripts is specified.
343 # This will override the use of tclsh to find the paths to search.
345 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
347 # We see if the path to the Tk configuration scripts is specified.
348 # This will override the use of tclsh to find the paths to search.
350 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
353 # Optionally build Perl modules (PL/Perl)
355 AC_MSG_CHECKING([whether to build Perl modules])
356 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
357 AC_MSG_RESULT([$with_perl])
361 # Optionally build Python interface module
363 AC_MSG_CHECKING([whether to build Python modules])
364 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python interface module])
365 AC_MSG_RESULT([$with_python])
366 AC_SUBST(with_python)
369 # Optionally build the Java/JDBC tools
371 AC_MSG_CHECKING([whether to build Java/JDBC tools])
372 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
375 if test -z "$ANT"; then
376 AC_MSG_ERROR([Ant is required to build Java components
377 If you have Ant already installed, see config.log for details on the failure.])
379 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
380 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
385 dnl A note on the Kerberos and OpenSSL options:
387 dnl The user can give an argument to the option in order the specify
388 dnl the base path of the respective installation (what he specified
389 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
390 dnl then we take the path where the package installs by default. This
391 dnl way the user doesn't have to use redundant --with-includes and
392 dnl --with-libraries options, but he can still use them if the layout
398 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
399 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
400 [krb4_prefix=/usr/athena],
401 [krb4_prefix=$withval],
404 AC_DEFINE(KRB4, 1, [Define if you are building with Kerberos 4 support.])
406 if test -d "$krb4_prefix/include"; then
407 INCLUDES="$INCLUDES -I$krb4_prefix/include"
409 if test -d "$krb4_prefix/lib"; then
410 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
413 krb_srvtab="/etc/srvtab"
423 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
424 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
425 [krb5_prefix=/usr/athena],
426 [krb5_prefix=$withval],
429 AC_DEFINE(KRB5, 1, [Define if you are building with Kerberos 5 support.])
431 if test -d "$krb5_prefix/include"; then
432 INCLUDES="$INCLUDES -I$krb5_prefix/include"
434 if test -d "$krb5_prefix/lib"; then
435 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
438 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
445 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
446 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
447 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
454 # Kerberos configuration parameters
456 PGAC_ARG_REQ(with, krb-srvnam,
457 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
459 [with_krb_srvnam="postgres"])
460 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
461 [The name of the PostgreSQL service principal in Kerberos])
467 AC_MSG_CHECKING([whether to build with PAM support])
468 PGAC_ARG_BOOL(with, pam, no,
469 [ --with-pam build with PAM support],
470 [AC_DEFINE([USE_PAM], 1, [Define to build with PAM support])])
471 AC_MSG_RESULT([$with_pam])
478 PGAC_ARG_OPTARG(with, openssl,
479 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
480 [openssl_prefix=/usr/local/ssl],
481 [openssl_prefix=$withval],
483 AC_MSG_RESULT([building with OpenSSL support])
484 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support])
486 if test -d "${openssl_prefix}/include" ; then
487 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
489 if test -d "${openssl_prefix}/lib" ; then
490 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
494 AC_SUBST(with_openssl)
500 PGAC_ARG_BOOL(with, readline, yes,
501 [ --without-readline do not use Readline])
506 PGAC_ARG_BOOL(with, zlib, yes,
507 [ --without-zlib do not use Zlib])
511 # Assume system is ELF if it predefines __ELF__ as 1,
512 # otherwise believe host_os based default.
514 freebsd1*|freebsd2*) elf=no;;
515 freebsd3*|freebsd4*) elf=yes;;
524 [if test "X$elf" = "Xyes" ; then
533 CPPFLAGS="$CPPFLAGS $INCLUDES"
534 LDFLAGS="$LDFLAGS $LIBDIRS"
536 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
537 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
545 AC_SUBST(with_gnu_ld)
546 case $host_os in sysv5*)
547 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
549 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
550 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
551 LDFLAGS=$pgac_save_LDFLAGS
553 ld_R_works=$pgac_cv_prog_ld_R
557 AC_CHECK_PROGS(LORDER, lorder)
558 AC_PATH_PROG(TAR, tar)
561 AC_CHECK_PROGS(YACC, ['bison -y'])
562 if test -z "$YACC"; then
564 *** Without Bison you will not be able to build PostgreSQL from CVS or
565 *** change any of the parser definition files. You can obtain Bison from
566 *** a GNU mirror site. (If you are using the official distribution of
567 *** PostgreSQL then you do not need to worry about this because the Bison
568 *** output is pre-generated.) To use a different yacc program (possible,
569 *** but not recommended), set the environment variable YACC before running
575 if test "$with_perl" = yes; then
576 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
577 PGAC_CHECK_PERL_EMBED_LDFLAGS
580 if test "$with_python" = yes; then
582 PGAC_CHECK_PYTHON_MODULE_SETUP
583 PGAC_CHECK_PYTHON_EMBED_SETUP
591 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
593 AC_CHECK_LIB(bsd, main)
595 AC_CHECK_LIB(util, setproctitle)
596 AC_CHECK_LIB(m, main)
597 AC_CHECK_LIB(dl, main)
598 AC_CHECK_LIB(nsl, main)
599 AC_CHECK_LIB(socket, main)
600 AC_CHECK_LIB(ipc, main)
601 AC_CHECK_LIB(IPC, main)
602 AC_CHECK_LIB(lc, main)
603 AC_CHECK_LIB(dld, main)
604 AC_CHECK_LIB(ld, main)
605 AC_CHECK_LIB(compat, main)
606 AC_CHECK_LIB(BSD, main)
607 AC_CHECK_LIB(gen, main)
608 AC_CHECK_LIB(PW, main)
609 AC_CHECK_LIB(resolv, main)
610 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
612 AC_CHECK_LIB([[unix]], main)
613 AC_SEARCH_LIBS(crypt, crypt)
615 AC_CHECK_LIB(bind, __inet_ntoa)
617 AC_SEARCH_LIBS(fdatasync, [rt posix4])
619 AC_CHECK_LIB(cygipc, shmget)
621 if test "$with_readline" = yes; then
623 if test x"$pgac_cv_check_readline" = x"no"; then
624 AC_MSG_ERROR([readline library not found
625 If you have readline already installed, see config.log for details on the
626 failure. It is possible the compiler isn't looking in the proper directory.
627 Use --without-readline to disable readline support.])
631 if test "$with_zlib" = yes; then
632 AC_CHECK_LIB(z, inflate, [],
633 [AC_MSG_ERROR([zlib library not found
634 If you have zlib already installed, see config.log for details on the
635 failure. It is possible the compiler isn't looking in the proper directory.
636 Use --without-zlib to disable zlib support.])])
639 if test "$with_krb4" = yes ; then
640 AC_CHECK_LIB(des, [des_encrypt], [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
641 AC_CHECK_LIB(krb, [krb_sendauth], [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
644 if test "$with_krb5" = yes ; then
645 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
646 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
647 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
648 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
649 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
650 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
653 if test "$with_openssl" = yes ; then
655 AC_CHECK_LIB(crypto, [CRYPTO_new_ex_data], [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
656 AC_CHECK_LIB(ssl, [SSL_library_init], [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
659 if test "$with_pam" = yes ; then
660 AC_CHECK_LIB(pam, [pam_start], [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
668 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
669 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h pwd.h sys/ipc.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/un.h termios.h kernel/OS.h kernel/image.h SupportDefs.h])
671 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
672 # netinet/in.h is included first.
673 AC_CHECK_HEADERS([netinet/in.h])
674 AC_CHECK_HEADERS([netinet/tcp.h], [], [],
676 #ifdef HAVE_NETINET_IN_H
677 #include <netinet/in.h>
681 if test "$with_readline" = yes; then
682 AC_CHECK_HEADERS([readline/readline.h], [],
683 [AC_CHECK_HEADERS([readline.h], [],
684 [AC_MSG_ERROR([readline header not found
685 If you have readline already installed, see config.log for details on the
686 failure. It is possible the compiler isn't looking in the proper directory.
687 Use --without-readline to disable readline support.])])])
688 AC_CHECK_HEADERS([readline/history.h], [],
689 [AC_CHECK_HEADERS([history.h], [],
690 [AC_MSG_ERROR([history header not found
691 If you have readline already installed, see config.log for details on the
692 failure. It is possible the compiler isn't looking in the proper directory.
693 Use --without-readline to disable readline support.])])])
696 if test "$with_zlib" = yes; then
697 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
698 If you have readline already installed, see config.log for details on the
699 failure. It is possible the compiler isn't looking in the proper directory.
700 Use --without-zlib to disable zlib support.])])
703 if test "$with_krb4" = yes ; then
704 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
707 if test "$with_krb5" = yes ; then
708 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
709 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
712 if test "$with_openssl" = yes ; then
713 AC_CHECK_HEADER([openssl/ssl.h], [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
714 AC_CHECK_HEADER([openssl/err.h], [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
717 if test "$with_pam" = yes ; then
718 AC_CHECK_HEADER([security/pam_appl.h], [], [AC_MSG_ERROR([header file <security/pam_appl.h> is required for PAM])])
723 ## Types, structures, compiler characteristics
726 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
734 PGAC_STRUCT_SOCKADDR_UN
736 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
737 [#include <sys/param.h>
738 #include <sys/socket.h>
739 #include <sys/ucred.h>])
741 if test "$with_zlib" = yes; then
742 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
743 # did not). While we could work around the lack of z_streamp, it
744 # seems unwise to encourage people to use such old zlib versions...
745 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
746 Use --without-zlib to disable zlib support.])],
750 if test "$with_krb5" = yes; then
751 # Check for differences between MIT and Heimdal (KTH) releases
752 AC_CHECK_MEMBERS([krb5_ticket.enc_part2], [],
753 [AC_CHECK_MEMBERS([krb5_ticket.client], [],
754 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
755 [#include <krb5.h>])],
757 AC_CHECK_MEMBERS([krb5_error.text.data], [],
758 [AC_CHECK_MEMBERS([krb5_error.e_data], [],
759 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
760 [#include <krb5.h>])],
766 ## Functions, global variables
769 PGAC_VAR_INT_TIMEZONE
770 AC_FUNC_ACCEPT_ARGTYPES
771 PGAC_FUNC_GETTIMEOFDAY_1ARG
773 # SunOS doesn't handle negative byte comparisons properly with +/- return
776 AC_CHECK_FUNCS([cbrt fcvt getopt_long memmove pstat setproctitle setsid sigprocmask sysconf waitpid dlopen fdatasync])
778 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
780 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
782 [#include <machine/vmparam.h>
783 #include <sys/exec.h>
785 [PS_STRINGS->ps_nargvstr = 1;
786 PS_STRINGS->ps_argvstr = "foo";],
787 [pgac_cv_var_PS_STRINGS=yes],
788 [pgac_cv_var_PS_STRINGS=no])])
789 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
790 AC_DEFINE([HAVE_PS_STRINGS], [], [Define if the PS_STRINGS thing exists.])
794 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
795 # is missing. Yes, there are machines that have only one. We may
796 # also decide to use snprintf.c if snprintf() is present but does not
797 # have working "long long int" support -- see below.
799 pgac_need_repl_snprintf=no
800 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
801 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
804 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
805 # include/c.h will provide declarations. Note this is a separate test
806 # from whether the functions exist in the C library --- there are
807 # systems that have the functions but don't bother to declare them :-(
809 AC_CHECK_DECLS([snprintf, vsnprintf])
812 # do this one the hard way in case isinf() is a macro
813 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
817 [double x = 0.0; int res = isinf(x);],
818 [ac_cv_func_isinf=yes],
819 [ac_cv_func_isinf=no])])
821 if test $ac_cv_func_isinf = yes ; then
822 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf()])
825 # Look for a way to implement a substitute for isinf()
826 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
829 AC_REPLACE_FUNCS([gethostname getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul])
831 # Solaris has a very slow qsort in certain cases.
833 solaris*) AC_LIBOBJ(qsort) ;;
836 # On HPUX 9, rint() is not in regular libm.a but in /lib/pa1.1/libm.a;
837 # this hackery with HPUXMATHLIB allows us to cope.
841 if test -r /lib/pa1.1/libm.a ; then
842 HPUXMATHLIB="-L /lib/pa1.1 -lm"
845 AC_SUBST(HPUXMATHLIB)
847 AC_CHECK_FUNCS(rint, [],
848 [AC_CHECK_LIB(m, rint, AC_DEFINE(HAVE_RINT), , $HPUXMATHLIB)])
851 if test "$with_readline" = yes; then
852 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
853 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
857 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
858 AC_MSG_CHECKING(for finite)
859 AC_TRY_LINK([#include <math.h>],
860 [int dummy=finite(1.0);],
861 [AC_DEFINE(HAVE_FINITE, 1, [Set to 1 if you have finite()])
865 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
866 dnl (especially on GNU libc)
867 dnl See also comments in pg_config.h.
868 AC_MSG_CHECKING(for sigsetjmp)
869 AC_TRY_LINK([#include <setjmp.h>],
870 [sigjmp_buf x; sigsetjmp(x, 1);],
871 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Set to 1 if you have sigsetjmp()])
875 AC_CHECK_FUNC(syslog,
876 [AC_CHECK_HEADER(syslog.h,
877 [AC_DEFINE(HAVE_SYSLOG, 1, [])],
880 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
881 [AC_TRY_LINK([#include <unistd.h>],
882 [extern int optreset; optreset = 1;],
883 [pgac_cv_var_int_optreset=yes],
884 [pgac_cv_var_int_optreset=no])])
885 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
886 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'])
889 AC_CHECK_FUNCS([strtoll strtoq], [break])
890 AC_CHECK_FUNCS([strtoull strtouq], [break])
892 # Check for one of atexit() or on_exit()
893 AC_CHECK_FUNCS(atexit, [],
894 [AC_CHECK_FUNCS(on_exit, [],
895 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
900 # This test makes sure that run tests work at all. Sometimes a shared
901 # library is found by the linker, but the runtime linker can't find it.
902 # This check should come after all modifications of compiler or linker
903 # variables, and before any other run tests.
904 AC_MSG_CHECKING([test program])
905 AC_TRY_RUN([int main() { return 0; }],
907 [AC_MSG_RESULT(failed)
909 *** Could not execute a simple test program. This may be a problem
910 *** related to locating shared libraries. Check the file 'config.log'
911 *** for the exact reason.]])],
912 [AC_MSG_RESULT([cross-compiling])])
915 dnl Check to see if we have a working 64-bit integer type.
916 dnl This breaks down into two steps:
917 dnl (1) figure out if the compiler has a 64-bit int type with working
918 dnl arithmetic, and if so
919 dnl (2) see whether snprintf() can format the type correctly. (Currently,
920 dnl snprintf is the only library routine we really need for int8 support.)
921 dnl It's entirely possible to have a compiler that handles a 64-bit type
922 dnl when the C library doesn't; this is fairly likely when using gcc on
923 dnl an older platform, for example.
924 dnl If there is no native snprintf() or it does not handle the 64-bit type,
925 dnl we force our own version of snprintf() to be used instead.
926 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
928 PGAC_TYPE_64BIT_INT([long int])
930 if test x"$HAVE_LONG_INT_64" = x"no" ; then
931 PGAC_TYPE_64BIT_INT([long long int])
935 dnl If we need to use "long long int", figure out whether nnnLL notation works.
937 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
939 #define INT64CONST(x) x##LL
940 long long int foo = INT64CONST(0x1234567890123456);
943 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define if you have LL constants])],
948 dnl If we found "long int" is 64 bits, assume snprintf handles it.
949 dnl If we found we need to use "long long int", better check.
950 dnl We cope with snprintfs that use either %lld or %qd as the format.
951 dnl If neither works, fall back to our own snprintf emulation (which we
954 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
955 if test $pgac_need_repl_snprintf = no; then
956 AC_MSG_CHECKING(whether snprintf handles 'long long int' as %lld)
957 AC_TRY_RUN([#include <stdio.h>
958 typedef long long int int64;
959 #define INT64_FORMAT "%lld"
964 int does_int64_snprintf_work()
969 if (sizeof(int64) != 8)
970 return 0; /* doesn't look like the right size */
973 snprintf(buf, 100, INT64_FORMAT, c);
974 if (strcmp(buf, "800000140000005") != 0)
975 return 0; /* either multiply or snprintf is busted */
979 exit(! does_int64_snprintf_work());
982 INT64_FORMAT='"%lld"'
985 AC_MSG_CHECKING(whether snprintf handles 'long long int' as %qd)
986 AC_TRY_RUN([#include <stdio.h>
987 typedef long long int int64;
988 #define INT64_FORMAT "%qd"
993 int does_int64_snprintf_work()
998 if (sizeof(int64) != 8)
999 return 0; /* doesn't look like the right size */
1002 snprintf(buf, 100, INT64_FORMAT, c);
1003 if (strcmp(buf, "800000140000005") != 0)
1004 return 0; /* either multiply or snprintf is busted */
1008 exit(! does_int64_snprintf_work());
1010 [ AC_MSG_RESULT(yes)
1011 INT64_FORMAT='"%qd"'
1014 # Force usage of our own snprintf, since system snprintf is broken
1015 pgac_need_repl_snprintf=yes
1016 INT64_FORMAT='"%lld"'
1018 [ AC_MSG_RESULT([cannot test (not on host machine)])
1019 # Force usage of our own snprintf, since we cannot test foreign snprintf
1020 pgac_need_repl_snprintf=yes
1021 INT64_FORMAT='"%lld"'
1023 [ AC_MSG_RESULT([cannot test (not on host machine)])
1024 # Force usage of our own snprintf, since we cannot test foreign snprintf
1025 pgac_need_repl_snprintf=yes
1026 INT64_FORMAT='"%lld"'
1029 # here if we previously decided we needed to use our own snprintf
1030 INT64_FORMAT='"%lld"'
1033 # Here if we are not using 'long long int' at all
1034 INT64_FORMAT='"%ld"'
1037 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1038 [Define this as the appropriate snprintf format for 64-bit ints, if any])
1040 if test $pgac_need_repl_snprintf = yes; then
1044 dnl Need a #define for the size of Datum (unsigned long)
1046 AC_CHECK_SIZEOF([unsigned long])
1047 AC_DEFINE_UNQUOTED(SIZEOF_DATUM, $ac_cv_sizeof_unsigned_long, [sizeof(Datum) -- don't change])
1049 # Determine memory alignment requirements for the basic C data types.
1051 PGAC_CHECK_ALIGNOF(short)
1052 PGAC_CHECK_ALIGNOF(int)
1053 PGAC_CHECK_ALIGNOF(long)
1054 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1055 PGAC_CHECK_ALIGNOF(long long int)
1057 PGAC_CHECK_ALIGNOF(double)
1059 # Compute maximum alignment of any basic type.
1060 # We assume long's alignment is at least as strong as char, short, or int;
1061 # but we must check long long (if it exists) and double.
1063 MAX_ALIGNOF=$pgac_cv_alignof_long
1064 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1065 MAX_ALIGNOF=$pgac_cv_alignof_double
1067 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1068 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1070 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any type])
1073 # Some platforms predefine the types int8, int16, etc. Only check
1074 # a (hopefully) representative subset.
1075 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1077 #ifdef HAVE_SUPPORTDEFS_H
1078 #include <SupportDefs.h>
1081 # We also check for sig_atomic_t, which *should* be defined per ANSI
1082 # C, but is missing on some old platforms.
1083 AC_CHECK_TYPES([sig_atomic_t], [], [], [#include <signal.h>])
1086 PGAC_FUNC_POSIX_SIGNALS
1087 if test $ac_cv_func_fseeko = yes; then
1092 # Select semaphore implementation type.
1093 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1094 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores])
1095 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1097 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1098 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores])
1099 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1101 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores])
1102 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1107 # Select shared-memory implementation type.
1108 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory])
1109 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1112 if test "$enable_nls" = yes ; then
1116 # Check for Tcl configuration script tclConfig.sh
1117 if test "$with_tcl" = yes; then
1118 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1119 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1120 [TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1121 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1124 # Check for Tk configuration script tkConfig.sh
1125 if test "$with_tk" = yes; then
1126 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1127 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1132 # Check for DocBook and tools
1136 PGAC_CHECK_DOCBOOK([3.1])
1137 PGAC_PATH_DOCBOOK_STYLESHEETS
1138 PGAC_PATH_COLLATEINDEX
1139 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1142 # prepare build tree if outside source tree
1143 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1144 # Note 2: /bin/pwd might be better than shell's built-in at getting
1145 # a symlink-free name.
1146 if test "$no_create" != yes; then
1147 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1150 AC_SUBST(vpath_build, yes)
1151 _AS_ECHO_N([preparing build tree... ])
1152 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1153 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1154 || AC_MSG_ERROR(failed)
1160 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1163 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1164 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1165 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1166 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1167 src/include/pg_config_os.h:src/include/port/${template}.h
1168 src/Makefile.port:src/makefiles/Makefile.${template}
1171 AC_CONFIG_HEADERS([src/include/pg_config.h],
1173 # Update timestamp for pg_config.h (see Makefile.global)
1174 echo >src/include/stamp-h