1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.235 2003/02/11 21:05:35 petere 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=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=$CFLAGS])
257 # Check if the compiler still works with the template settings
258 AC_MSG_CHECKING([whether the C compiler still works])
259 AC_TRY_LINK([], [return 0;],
260 [AC_MSG_RESULT(yes)],
262 AC_MSG_ERROR([cannot proceed])])
264 # Defend against gcc -ffastmath
265 if test "$GCC" = yes; then
266 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
268 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
274 # Create compiler version string
275 if test x"$GCC" = x"yes" ; then
276 cc_string="GCC `${CC} --version | sed q`"
280 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])
284 # Automatic dependency tracking
286 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
292 # Enable assert checks
294 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
295 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
296 [Define to 1 to build with assertion checks])])
300 # Include directories
304 # SRCH_INC comes from the template file
305 for dir in $with_includes $SRCH_INC; do
306 if test -d "$dir"; then
307 INCLUDES="$INCLUDES -I$dir"
309 AC_MSG_WARN([*** Include directory $dir does not exist.])
317 # Library directories
321 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
322 for dir in $LIBRARY_DIRS $SRCH_LIB; do
323 if test -d "$dir"; then
324 LIBDIRS="$LIBDIRS -L$dir"
326 AC_MSG_WARN([*** Library directory $dir does not exist.])
335 AC_MSG_CHECKING([whether to build with Tcl])
336 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
337 AC_MSG_RESULT([$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 if you are building with Kerberos 4 support.])
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=$withval],
438 AC_DEFINE(KRB5, 1, [Define if you are building with Kerberos 5 support.])
440 if test -d "$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 [The name of the PostgreSQL service principal in Kerberos])
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 build with PAM support])])
480 AC_MSG_RESULT([$with_pam])
487 PGAC_ARG_OPTARG(with, openssl,
488 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
489 [openssl_prefix=/usr/local/ssl],
490 [openssl_prefix=$withval],
492 AC_MSG_RESULT([building with OpenSSL support])
493 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support])
495 if test -d "${openssl_prefix}/include" ; then
496 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
498 if test -d "${openssl_prefix}/lib" ; then
499 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
503 AC_SUBST(with_openssl)
509 PGAC_ARG_BOOL(with, readline, yes,
510 [ --without-readline do not use Readline])
515 PGAC_ARG_BOOL(with, zlib, yes,
516 [ --without-zlib do not use Zlib])
520 # Assume system is ELF if it predefines __ELF__ as 1,
521 # otherwise believe host_os based default.
523 freebsd1*|freebsd2*) elf=no;;
524 freebsd3*|freebsd4*) elf=yes;;
533 [if test "X$elf" = "Xyes" ; then
542 CPPFLAGS="$CPPFLAGS $INCLUDES"
543 LDFLAGS="$LDFLAGS $LIBDIRS"
545 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
546 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
554 AC_SUBST(with_gnu_ld)
555 case $host_os in sysv5*)
556 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
558 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
559 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
560 LDFLAGS=$pgac_save_LDFLAGS
562 ld_R_works=$pgac_cv_prog_ld_R
566 AC_CHECK_PROGS(LORDER, lorder)
567 AC_PATH_PROG(TAR, tar)
570 AC_CHECK_PROGS(YACC, ['bison -y'])
571 if test -z "$YACC"; then
573 *** Without Bison you will not be able to build PostgreSQL from CVS or
574 *** change any of the parser definition files. You can obtain Bison from
575 *** a GNU mirror site. (If you are using the official distribution of
576 *** PostgreSQL then you do not need to worry about this because the Bison
577 *** output is pre-generated.) To use a different yacc program (possible,
578 *** but not recommended), set the environment variable YACC before running
584 if test "$with_perl" = yes; then
585 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
586 PGAC_CHECK_PERL_EMBED_LDFLAGS
589 if test "$with_python" = yes; then
591 PGAC_CHECK_PYTHON_MODULE_SETUP
592 PGAC_CHECK_PYTHON_EMBED_SETUP
600 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
602 AC_CHECK_LIB(bsd, main)
604 AC_CHECK_LIB(util, setproctitle)
605 AC_CHECK_LIB(m, main)
606 AC_CHECK_LIB(dl, main)
607 AC_CHECK_LIB(nsl, main)
608 AC_CHECK_LIB(socket, main)
609 AC_CHECK_LIB(ipc, main)
610 AC_CHECK_LIB(IPC, main)
611 AC_CHECK_LIB(lc, main)
612 AC_CHECK_LIB(dld, main)
613 AC_CHECK_LIB(ld, main)
614 AC_CHECK_LIB(compat, main)
615 AC_CHECK_LIB(BSD, main)
616 AC_CHECK_LIB(gen, main)
617 AC_CHECK_LIB(PW, main)
618 AC_CHECK_LIB(resolv, main)
619 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
621 AC_CHECK_LIB(unix, main)
622 AC_SEARCH_LIBS(crypt, crypt)
624 AC_CHECK_LIB(bind, __inet_ntoa)
626 AC_SEARCH_LIBS(fdatasync, [rt posix4])
628 AC_CHECK_LIB(cygipc, shmget)
630 if test "$with_readline" = yes; then
632 if test x"$pgac_cv_check_readline" = x"no"; then
633 AC_MSG_ERROR([readline library not found
634 If you have readline 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-readline to disable readline support.])
640 if test "$with_zlib" = yes; then
641 AC_CHECK_LIB(z, inflate, [],
642 [AC_MSG_ERROR([zlib library not found
643 If you have zlib already installed, see config.log for details on the
644 failure. It is possible the compiler isn't looking in the proper directory.
645 Use --without-zlib to disable zlib support.])])
648 if test "$with_krb4" = yes ; then
649 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
650 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
653 if test "$with_krb5" = yes ; then
654 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
655 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
656 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
657 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
658 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
659 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
662 if test "$with_openssl" = yes ; then
664 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
665 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
668 if test "$with_pam" = yes ; then
669 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
677 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
678 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h pwd.h sys/ipc.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/un.h termios.h utime.h kernel/OS.h kernel/image.h SupportDefs.h])
680 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
681 # netinet/in.h is included first.
682 AC_CHECK_HEADERS(netinet/in.h)
683 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
685 #ifdef HAVE_NETINET_IN_H
686 #include <netinet/in.h>
690 if test "$with_readline" = yes; then
691 AC_CHECK_HEADERS(readline/readline.h, [],
692 [AC_CHECK_HEADERS(readline.h, [],
693 [AC_MSG_ERROR([readline header not found
694 If you have readline already installed, see config.log for details on the
695 failure. It is possible the compiler isn't looking in the proper directory.
696 Use --without-readline to disable readline support.])])])
697 AC_CHECK_HEADERS(readline/history.h, [],
698 [AC_CHECK_HEADERS(history.h, [],
699 [AC_MSG_ERROR([history header not found
700 If you have readline already installed, see config.log for details on the
701 failure. It is possible the compiler isn't looking in the proper directory.
702 Use --without-readline to disable readline support.])])])
705 if test "$with_zlib" = yes; then
706 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
707 If you have zlib already installed, see config.log for details on the
708 failure. It is possible the compiler isn't looking in the proper directory.
709 Use --without-zlib to disable zlib support.])])
712 if test "$with_krb4" = yes ; then
713 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
716 if test "$with_krb5" = yes ; then
717 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
718 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
721 if test "$with_openssl" = yes ; then
722 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
723 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
726 if test "$with_pam" = yes ; then
727 AC_CHECK_HEADER(security/pam_appl.h, [], [AC_MSG_ERROR([header file <security/pam_appl.h> is required for PAM])])
732 ## Types, structures, compiler characteristics
735 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
743 PGAC_STRUCT_SOCKADDR_UN
745 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
746 [#include <sys/param.h>
747 #include <sys/socket.h>
748 #include <sys/ucred.h>])
750 if test "$with_zlib" = yes; then
751 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
752 # did not). While we could work around the lack of z_streamp, it
753 # seems unwise to encourage people to use such old zlib versions...
754 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
755 Use --without-zlib to disable zlib support.])],
759 if test "$with_krb5" = yes; then
760 # Check for differences between MIT and Heimdal (KTH) releases
761 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
762 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
763 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
764 [#include <krb5.h>])],
766 AC_CHECK_MEMBERS(krb5_error.text.data, [],
767 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
768 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
769 [#include <krb5.h>])],
775 ## Functions, global variables
778 PGAC_VAR_INT_TIMEZONE
779 AC_FUNC_ACCEPT_ARGTYPES
780 PGAC_FUNC_GETTIMEOFDAY_1ARG
782 # SunOS doesn't handle negative byte comparisons properly with +/- return
785 AC_CHECK_FUNCS([cbrt fcvt getpeereid memmove pstat setproctitle setsid sigprocmask sysconf waitpid dlopen fdatasync utime utimes])
787 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
789 # This exports HAVE_IPV6 to both C files and Makefiles
790 AC_CHECK_FUNC(getaddrinfo,
791 [AC_CHECK_TYPE(struct sockaddr_in6,
792 [HAVE_IPV6="yes"; AC_DEFINE(HAVE_IPV6, 1)],
794 [$ac_includes_default
795 #include <netinet/in.h>])])
798 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
800 [#include <machine/vmparam.h>
801 #include <sys/exec.h>
803 [PS_STRINGS->ps_nargvstr = 1;
804 PS_STRINGS->ps_argvstr = "foo";],
805 [pgac_cv_var_PS_STRINGS=yes],
806 [pgac_cv_var_PS_STRINGS=no])])
807 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
808 AC_DEFINE([HAVE_PS_STRINGS], [], [Define if the PS_STRINGS thing exists.])
812 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
813 # is missing. Yes, there are machines that have only one. We may
814 # also decide to use snprintf.c if snprintf() is present but does not
815 # have working "long long int" support -- see below.
817 pgac_need_repl_snprintf=no
818 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
819 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
822 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
823 # include/c.h will provide declarations. Note this is a separate test
824 # from whether the functions exist in the C library --- there are
825 # systems that have the functions but don't bother to declare them :-(
827 AC_CHECK_DECLS([snprintf, vsnprintf])
830 # do this one the hard way in case isinf() is a macro
831 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
835 [double x = 0.0; int res = isinf(x);],
836 [ac_cv_func_isinf=yes],
837 [ac_cv_func_isinf=no])])
839 if test $ac_cv_func_isinf = yes ; then
840 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf()])
843 # Look for a way to implement a substitute for isinf()
844 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
847 AC_REPLACE_FUNCS([fseeko gethostname getopt_long getrusage inet_aton random srandom strcasecmp strdup strerror strtol strtoul])
849 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
850 # We override the previous test that said fseeko/ftello didn't exist
851 # OS tests are also done in include/c.h and port/fseeko.c
852 case $host_os in bsdi*|netbsd*)
853 ac_cv_func_fseeko=yes
856 # Solaris has a very slow qsort in certain cases, so we replace it.
858 solaris*) AC_LIBOBJ(qsort) ;;
861 # On HPUX 9, rint() is not in regular libm.a but in /lib/pa1.1/libm.a;
862 # this hackery with HPUXMATHLIB allows us to cope.
866 if test -r /lib/pa1.1/libm.a ; then
867 HPUXMATHLIB="-L /lib/pa1.1 -lm"
870 AC_SUBST(HPUXMATHLIB)
872 AC_CHECK_FUNCS(rint, [],
873 [AC_CHECK_LIB(m, rint, AC_DEFINE(HAVE_RINT), , $HPUXMATHLIB)])
876 if test "$with_readline" = yes; then
877 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
878 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
882 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
883 AC_MSG_CHECKING(for finite)
884 AC_TRY_LINK([#include <math.h>],
885 [int dummy=finite(1.0);],
886 [AC_DEFINE(HAVE_FINITE, 1, [Set to 1 if you have finite()])
890 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
891 dnl (especially on GNU libc)
892 dnl See also comments in pg_config.h.
893 AC_MSG_CHECKING(for sigsetjmp)
894 AC_TRY_LINK([#include <setjmp.h>],
895 [sigjmp_buf x; sigsetjmp(x, 1);],
896 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Set to 1 if you have sigsetjmp()])
900 AC_CHECK_FUNC(syslog,
901 [AC_CHECK_HEADER(syslog.h,
902 [AC_DEFINE(HAVE_SYSLOG, 1, [])],
905 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
906 [AC_TRY_LINK([#include <unistd.h>],
907 [extern int optreset; optreset = 1;],
908 [pgac_cv_var_int_optreset=yes],
909 [pgac_cv_var_int_optreset=no])])
910 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
911 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'])
914 AC_CHECK_FUNCS([strtoll strtoq], [break])
915 AC_CHECK_FUNCS([strtoull strtouq], [break])
917 # Check for one of atexit() or on_exit()
918 AC_CHECK_FUNCS(atexit, [],
919 [AC_CHECK_FUNCS(on_exit, [],
920 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
925 # This test makes sure that run tests work at all. Sometimes a shared
926 # library is found by the linker, but the runtime linker can't find it.
927 # This check should come after all modifications of compiler or linker
928 # variables, and before any other run tests.
929 AC_MSG_CHECKING([test program])
930 AC_TRY_RUN([int main() { return 0; }],
932 [AC_MSG_RESULT(failed)
934 *** Could not execute a simple test program. This may be a problem
935 *** related to locating shared libraries. Check the file 'config.log'
936 *** for the exact reason.]])],
937 [AC_MSG_RESULT([cross-compiling])])
940 dnl Check to see if we have a working 64-bit integer type.
941 dnl This breaks down into two steps:
942 dnl (1) figure out if the compiler has a 64-bit int type with working
943 dnl arithmetic, and if so
944 dnl (2) see whether snprintf() can format the type correctly. (Currently,
945 dnl snprintf is the only library routine we really need for int8 support.)
946 dnl It's entirely possible to have a compiler that handles a 64-bit type
947 dnl when the C library doesn't; this is fairly likely when using gcc on
948 dnl an older platform, for example.
949 dnl If there is no native snprintf() or it does not handle the 64-bit type,
950 dnl we force our own version of snprintf() to be used instead.
951 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
953 PGAC_TYPE_64BIT_INT([long int])
955 if test x"$HAVE_LONG_INT_64" = x"no" ; then
956 PGAC_TYPE_64BIT_INT([long long int])
960 dnl If we need to use "long long int", figure out whether nnnLL notation works.
962 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
964 #define INT64CONST(x) x##LL
965 long long int foo = INT64CONST(0x1234567890123456);
968 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define if you have LL constants])],
973 # If we found "long int" is 64 bits, assume snprintf handles it. If
974 # we found we need to use "long long int", better check. We cope with
975 # snprintfs that use either %lld, %qd, or %I64d as the format. If
976 # neither works, fall back to our own snprintf emulation (which we
979 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
980 if test $pgac_need_repl_snprintf = no; then
981 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
982 if test "$LONG_LONG_INT_FORMAT" = ""; then
983 # Force usage of our own snprintf, since system snprintf is broken
984 pgac_need_repl_snprintf=yes
985 LONG_LONG_INT_FORMAT='%lld'
988 # Here if we previously decided we needed to use our own snprintf
989 LONG_LONG_INT_FORMAT='%lld'
991 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
993 # Here if we are not using 'long long int' at all
997 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
998 [Define this as the appropriate snprintf format for 64-bit ints, if any])
1000 if test $pgac_need_repl_snprintf = yes; then
1004 dnl Need a #define for the size of Datum (unsigned long)
1006 AC_CHECK_SIZEOF([unsigned long])
1007 AC_DEFINE_UNQUOTED(SIZEOF_DATUM, $ac_cv_sizeof_unsigned_long, [sizeof(Datum) -- don't change])
1009 # Determine memory alignment requirements for the basic C data types.
1011 PGAC_CHECK_ALIGNOF(short)
1012 PGAC_CHECK_ALIGNOF(int)
1013 PGAC_CHECK_ALIGNOF(long)
1014 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1015 PGAC_CHECK_ALIGNOF(long long int)
1017 PGAC_CHECK_ALIGNOF(double)
1019 # Compute maximum alignment of any basic type.
1020 # We assume long's alignment is at least as strong as char, short, or int;
1021 # but we must check long long (if it exists) and double.
1023 MAX_ALIGNOF=$pgac_cv_alignof_long
1024 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1025 MAX_ALIGNOF=$pgac_cv_alignof_double
1027 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1028 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1030 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any type])
1033 # Some platforms predefine the types int8, int16, etc. Only check
1034 # a (hopefully) representative subset.
1035 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1037 #ifdef HAVE_SUPPORTDEFS_H
1038 #include <SupportDefs.h>
1041 # We also check for sig_atomic_t, which *should* be defined per ANSI
1042 # C, but is missing on some old platforms.
1043 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1046 PGAC_FUNC_POSIX_SIGNALS
1047 if test $ac_cv_func_fseeko = yes; then
1052 # Select semaphore implementation type.
1053 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1054 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores])
1055 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1057 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1058 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores])
1059 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1061 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores])
1062 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1067 # Select shared-memory implementation type.
1068 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory])
1069 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1072 if test "$enable_nls" = yes ; then
1076 # Check for Tcl configuration script tclConfig.sh
1077 if test "$with_tcl" = yes; then
1078 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1079 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1080 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1081 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1084 # Check for Tk configuration script tkConfig.sh
1085 if test "$with_tk" = yes; then
1086 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1087 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1092 # Check for DocBook and tools
1096 PGAC_CHECK_DOCBOOK(3.1)
1097 PGAC_PATH_DOCBOOK_STYLESHEETS
1098 PGAC_PATH_COLLATEINDEX
1099 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1102 # prepare build tree if outside source tree
1103 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1104 # Note 2: /bin/pwd might be better than shell's built-in at getting
1105 # a symlink-free name.
1106 if test "$no_create" != yes; then
1107 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1110 AC_SUBST(vpath_build, yes)
1111 _AS_ECHO_N([preparing build tree... ])
1112 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1113 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1114 || AC_MSG_ERROR(failed)
1120 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1123 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1124 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1125 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1126 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1127 src/include/pg_config_os.h:src/include/port/${template}.h
1128 src/Makefile.port:src/makefiles/Makefile.${template}
1131 AC_CONFIG_HEADERS([src/include/pg_config.h],
1133 # Update timestamp for pg_config.h (see Makefile.global)
1134 echo >src/include/stamp-h