1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.286 2003/09/07 16:38:05 momjian Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 dnl The GNU folks apparently haven't heard that some people don't use
21 dnl Texinfo. Use this sorcery to use "docdir" instead of "infodir".
22 m4_define([info], [doc])
23 m4_define([infodir], [docdir])
24 AC_INIT([PostgreSQL], [7.4beta2], [pgsql-bugs@postgresql.org])
25 m4_undefine([infodir])
30 AC_COPYRIGHT([Copyright 2003 PostgreSQL Global Development Group])
31 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
32 AC_CONFIG_AUX_DIR(config)
33 AC_PREFIX_DEFAULT(/usr/local/pgsql)
34 AC_SUBST(configure_args, [$ac_configure_args])
36 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version])
41 AC_MSG_CHECKING([which template to use])
43 PGAC_ARG_REQ(with, template, [],
46 list) echo; ls "$srcdir/src/template"; exit;;
47 *) if test -f "$srcdir/src/template/$with_template" ; then
50 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
55 # --with-template not given
59 beos*) template=beos ;;
60 bsdi*) template=bsdi ;;
61 cygwin*) template=cygwin ;;
62 darwin*) template=darwin ;;
63 dgux*) template=dgux ;;
64 freebsd*) template=freebsd ;;
65 hpux*) template=hpux ;;
66 irix*) template=irix5 ;;
67 linux*) template=linux ;;
68 mingw*) template=win32 ;;
69 netbsd*) template=netbsd ;;
70 nextstep*) template=nextstep ;;
71 openbsd*) template=openbsd ;;
73 qnx*) template=qnx4 ;;
75 solaris*) template=solaris ;;
76 sunos*) template=sunos4 ;;
79 univel) template=univel ;;
81 sysv4*) template=svr4 ;;
82 sysv5*) template=unixware ;;
83 ultrix*) template=ultrix4 ;;
86 if test x"$template" = x"" ; then
88 *******************************************************************
89 PostgreSQL has apparently not been ported to your platform yet.
90 To try a manual configuration, look into the src/template directory
91 for a similar platform and use the '--with-template=' option.
93 Please also contact <pgsql-ports@postgresql.org> to see about
94 rectifying this. Include the above 'checking host system type...'
96 *******************************************************************
102 AC_MSG_RESULT([$template])
107 # Pick right test-and-set (TAS) code. Most platforms have inline
108 # assembler code in src/include/storage/s_lock.h, so we just use
111 hppa*-*-hpux*) need_tas=yes; tas_file=hpux_hppa.s ;;
112 sparc-*-solaris*) need_tas=yes; tas_file=solaris_sparc.s ;;
113 i?86-*-solaris*) need_tas=yes; tas_file=solaris_i386.s ;;
114 *) need_tas=no; tas_file=dummy.s ;;
116 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
118 if test "$need_tas" = yes ; then
126 ## Command line options
131 # Add non-standard directories to the include path
133 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
137 # Add non-standard directories to the library search path
139 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
140 [LIBRARY_DIRS=$withval])
142 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
143 [LIBRARY_DIRS=$withval])
147 # 64-bit integer date/time storage (--enable-integer-datetimes)
149 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
150 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
151 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
152 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
153 AC_MSG_RESULT([$enable_integer_datetimes])
159 AC_MSG_CHECKING([whether NLS is wanted])
160 PGAC_ARG_OPTARG(enable, nls,
161 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
163 [WANTED_LANGUAGES=$enableval],
164 [AC_DEFINE(ENABLE_NLS, 1,
165 [Define to 1 if you want National Language Support. (--enable-nls)])])
166 AC_MSG_RESULT([$enable_nls])
168 AC_SUBST(WANTED_LANGUAGES)
171 # Default port number (--with-pgport), default 5432
173 AC_MSG_CHECKING([for default port number])
174 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
175 [default_port=$withval],
177 AC_MSG_RESULT([$default_port])
178 # Need both of these because some places want an integer and some a string
179 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
180 [Define to the default TCP port number on which the server listens and
181 to which clients will try to connect. This can be overridden at run-time,
182 but it's convenient if your clients have the right default compiled in.
183 (--with-pgport=PORTNUM)])
184 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
185 [Define to the default TCP port number as a string constant.])
186 AC_SUBST(default_port)
189 # Option to disable shared libraries
191 PGAC_ARG_BOOL(enable, shared, yes,
192 [ --disable-shared do not build shared libraries])
193 AC_SUBST(enable_shared)
196 # '-rpath'-like feature can be disabled
198 PGAC_ARG_BOOL(enable, rpath, yes,
199 [ --disable-rpath do not embed shared library search path in executables])
200 AC_SUBST(enable_rpath)
204 # --enable-debug adds -g to compiler flags
206 PGAC_ARG_BOOL(enable, debug, no,
207 [ --enable-debug build with debugging symbols (-g)])
208 AC_SUBST(enable_debug)
214 # For historical reasons you can also use --with-CC to specify the C compiler
215 # to use, although the standard way to do this is to set the CC environment
217 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
220 aix) pgac_cc_list="gcc xlc";;
221 irix) pgac_cc_list="cc";; # no gcc
222 *) pgac_cc_list="gcc cc";;
225 AC_PROG_CC([$pgac_cc_list])
230 . "$srcdir/src/template/$template" || exit
232 # adjust CFLAGS per template
233 if test "$ac_env_CFLAGS_set" = set; then
234 CFLAGS=$ac_env_CFLAGS_value
236 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
239 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
241 # We already have this in Makefile.win32, but configure needs it too
242 if test "$PORTNAME" = "win32"
244 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32"
247 # Check if the compiler still works with the template settings
248 AC_MSG_CHECKING([whether the C compiler still works])
249 AC_TRY_LINK([], [return 0;],
250 [AC_MSG_RESULT(yes)],
252 AC_MSG_ERROR([cannot proceed])])
254 # Defend against gcc -ffastmath
255 if test "$GCC" = yes; then
256 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
258 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
264 # Create compiler version string
265 if test x"$GCC" = x"yes" ; then
266 cc_string="GCC `${CC} --version | sed q`"
270 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
271 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
272 [A string containing the version number, platform, and C compiler])
276 # Automatic dependency tracking
278 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
284 # Enable assert checks
286 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
287 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
288 [Define to 1 to build with assertion checks. (--enable-cassert)])])
292 # Include directories
296 # SRCH_INC comes from the template file
297 for dir in $with_includes $SRCH_INC; do
298 if test -d "$dir"; then
299 INCLUDES="$INCLUDES -I$dir"
301 AC_MSG_WARN([*** Include directory $dir does not exist.])
309 # Library directories
313 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
314 for dir in $LIBRARY_DIRS $SRCH_LIB; do
315 if test -d "$dir"; then
316 LIBDIRS="$LIBDIRS -L$dir"
318 AC_MSG_WARN([*** Library directory $dir does not exist.])
324 # Enable thread-safe client libraries
326 AC_MSG_CHECKING([allow thread-safe client libraries])
327 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
328 [AC_DEFINE([USE_THREADS], 1,
329 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
330 AC_MSG_RESULT([$enable_thread_safety])
331 AC_SUBST(enable_thread_safety)
336 AC_MSG_CHECKING([whether to build with Tcl])
337 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
338 AC_MSG_RESULT([$with_tcl])
341 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
342 AC_MSG_CHECKING([whether to build with Tk])
343 if test "$with_tcl" = yes; then
344 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
348 AC_MSG_RESULT([$with_tk])
352 # We see if the path to the Tcl/Tk configuration scripts is specified.
353 # This will override the use of tclsh to find the paths to search.
355 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
357 # We see if the path to the Tk configuration scripts is specified.
358 # This will override the use of tclsh to find the paths to search.
360 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
363 # Optionally build Perl modules (PL/Perl)
365 AC_MSG_CHECKING([whether to build Perl modules])
366 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
367 AC_MSG_RESULT([$with_perl])
371 # Optionally build Python modules (PL/Python)
373 AC_MSG_CHECKING([whether to build Python modules])
374 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
375 AC_MSG_RESULT([$with_python])
376 AC_SUBST(with_python)
379 # Optionally build the Java/JDBC tools
381 AC_MSG_CHECKING([whether to build Java/JDBC tools])
382 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
385 if test -z "$ANT"; then
386 AC_MSG_ERROR([Ant is required to build Java components
387 If you have Ant already installed, see config.log for details on the failure.])
389 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
390 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
395 dnl A note on the Kerberos and OpenSSL options:
397 dnl The user can give an argument to the option in order the specify
398 dnl the base path of the respective installation (what he specified
399 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
400 dnl then we take the path where the package installs by default. This
401 dnl way the user doesn't have to use redundant --with-includes and
402 dnl --with-libraries options, but he can still use them if the layout
408 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
409 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
410 [krb4_prefix=/usr/athena],
411 [krb4_prefix=$withval],
414 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
416 if test -d "$krb4_prefix/include"; then
417 INCLUDES="$INCLUDES -I$krb4_prefix/include"
419 if test -d "$krb4_prefix/lib"; then
420 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
423 krb_srvtab="/etc/srvtab"
433 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
434 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
435 [krb5_prefix=/usr/athena],
436 [krb5_prefix=$withval],
439 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
441 if test -d "$krb5_prefix/include"; then
442 INCLUDES="$INCLUDES -I$krb5_prefix/include"
444 if test -d "$krb5_prefix/lib"; then
445 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
448 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
455 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
456 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
457 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
464 # Kerberos configuration parameters
466 PGAC_ARG_REQ(with, krb-srvnam,
467 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
469 [with_krb_srvnam="postgres"])
470 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
471 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
477 AC_MSG_CHECKING([whether to build with PAM support])
478 PGAC_ARG_BOOL(with, pam, no,
479 [ --with-pam build with PAM support],
480 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
481 AC_MSG_RESULT([$with_pam])
488 AC_MSG_CHECKING([whether to build with Rendezvous support])
489 PGAC_ARG_BOOL(with, rendezvous, no,
490 [ --with-rendezvous build with Rendezvous support],
491 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
492 AC_MSG_RESULT([$with_rendezvous])
493 AC_SUBST(with_rendezvous)
499 PGAC_ARG_OPTARG(with, openssl,
500 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
501 [openssl_prefix=/usr/local/ssl],
502 [openssl_prefix=$withval],
504 AC_MSG_RESULT([building with OpenSSL support])
505 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
507 if test -d "${openssl_prefix}/include" ; then
508 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
510 if test -d "${openssl_prefix}/lib" ; then
511 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
515 AC_SUBST(with_openssl)
521 PGAC_ARG_BOOL(with, readline, yes,
522 [ --without-readline do not use Readline])
527 PGAC_ARG_BOOL(with, zlib, yes,
528 [ --without-zlib do not use Zlib])
535 # Assume system is ELF if it predefines __ELF__ as 1,
536 # otherwise believe host_os based default.
538 freebsd1*|freebsd2*) elf=no;;
539 freebsd3*|freebsd4*) elf=yes;;
548 [if test "X$elf" = "Xyes" ; then
559 CPPFLAGS="$CPPFLAGS $INCLUDES"
560 LDFLAGS="$LDFLAGS $LIBDIRS"
562 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
563 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
571 AC_SUBST(with_gnu_ld)
572 case $host_os in sysv5*)
573 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
575 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
576 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
577 LDFLAGS=$pgac_save_LDFLAGS
579 ld_R_works=$pgac_cv_prog_ld_R
583 AC_CHECK_PROGS(LORDER, lorder)
584 AC_PATH_PROG(TAR, tar)
587 AC_CHECK_PROGS(YACC, ['bison -y'])
589 if test "$YACC"; then
590 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
592 *** The installed version of Bison is too old. PostgreSQL needs
593 *** Bison version 1.875 or later.])
597 if test -z "$YACC"; then
599 *** Without Bison you will not be able to build PostgreSQL from CVS or
600 *** change any of the parser definition files. You can obtain Bison from
601 *** a GNU mirror site. (If you are using the official distribution of
602 *** PostgreSQL then you do not need to worry about this because the Bison
603 *** output is pre-generated.) To use a different yacc program (possible,
604 *** but not recommended), set the environment variable YACC before running
610 if test "$with_perl" = yes; then
611 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
612 PGAC_CHECK_PERL_EMBED_LDFLAGS
615 if test "$with_python" = yes; then
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_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
646 AC_CHECK_LIB(unix, main)
647 AC_SEARCH_LIBS(crypt, crypt)
649 if test "$PORTNAME" = "beos"
651 AC_CHECK_LIB(bind, __inet_ntoa)
654 AC_SEARCH_LIBS(fdatasync, [rt posix4])
656 AC_CHECK_LIB(cygipc, shmget)
658 if test "$PORTNAME" = "win32"
660 AC_CHECK_LIB(wsock32, main)
663 if test "$with_readline" = yes; then
665 if test x"$pgac_cv_check_readline" = x"no"; then
666 AC_MSG_ERROR([readline library not found
667 If you have readline already installed, see config.log for details on the
668 failure. It is possible the compiler isn't looking in the proper directory.
669 Use --without-readline to disable readline support.])
673 if test "$with_zlib" = yes; then
674 AC_CHECK_LIB(z, inflate, [],
675 [AC_MSG_ERROR([zlib library not found
676 If you have zlib already installed, see config.log for details on the
677 failure. It is possible the compiler isn't looking in the proper directory.
678 Use --without-zlib to disable zlib support.])])
681 if test "$with_krb4" = yes ; then
682 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
683 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
684 AC_REPLACE_FUNCS([gethostname])
687 if test "$with_krb5" = yes ; then
688 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
689 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
690 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
691 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
692 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
693 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
696 if test "$with_openssl" = yes ; then
698 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
699 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
702 if test "$with_pam" = yes ; then
703 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
711 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
712 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/un.h termios.h utime.h kernel/OS.h kernel/image.h SupportDefs.h])
714 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
715 # netinet/in.h is included first.
716 AC_CHECK_HEADERS(netinet/in.h)
717 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
719 #ifdef HAVE_NETINET_IN_H
720 #include <netinet/in.h>
724 if test "$with_readline" = yes; then
725 AC_CHECK_HEADERS(readline/readline.h, [],
726 [AC_CHECK_HEADERS(editline/readline.h, [],
727 [AC_CHECK_HEADERS(readline.h, [],
728 [AC_MSG_ERROR([readline 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.])])])])
732 AC_CHECK_HEADERS(readline/history.h, [],
733 [AC_CHECK_HEADERS(editline/history.h, [],
734 [AC_CHECK_HEADERS(history.h, [],
735 [AC_MSG_ERROR([history header not found
736 If you have readline 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-readline to disable readline support.])])])])
741 if test "$with_zlib" = yes; then
742 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
743 If you have zlib already installed, see config.log for details on the
744 failure. It is possible the compiler isn't looking in the proper directory.
745 Use --without-zlib to disable zlib support.])])
748 if test "$with_krb4" = yes ; then
749 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
752 if test "$with_krb5" = yes ; then
753 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
754 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
757 if test "$with_openssl" = yes ; then
758 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
759 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
762 if test "$with_pam" = yes ; then
763 AC_CHECK_HEADERS(security/pam_appl.h, [],
764 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
765 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
768 if test "$with_rendezvous" = yes ; then
769 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
774 ## Types, structures, compiler characteristics
777 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
783 PGAC_C_FUNCNAME_SUPPORT
786 PGAC_STRUCT_SOCKADDR_UN
787 PGAC_STRUCT_SOCKADDR_STORAGE
788 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
791 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
792 [#include <sys/param.h>
793 #include <sys/types.h>
794 #include <sys/socket.h>
795 #include <sys/ucred.h>])
797 AC_CHECK_TYPES([struct option], [], [],
798 [#ifdef HAVE_GETOPT_H
802 if test "$with_zlib" = yes; then
803 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
804 # did not). While we could work around the lack of z_streamp, it
805 # seems unwise to encourage people to use such old zlib versions...
806 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
807 Use --without-zlib to disable zlib support.])],
811 if test "$with_krb5" = yes; then
812 # Check for differences between MIT and Heimdal (KTH) releases
813 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
814 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
815 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
816 [#include <krb5.h>])],
818 AC_CHECK_MEMBERS(krb5_error.text.data, [],
819 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
820 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
821 [#include <krb5.h>])],
827 ## Functions, global variables
830 PGAC_VAR_INT_TIMEZONE
831 AC_FUNC_ACCEPT_ARGTYPES
832 PGAC_FUNC_GETTIMEOFDAY_1ARG
834 # SunOS doesn't handle negative byte comparisons properly with +/- return
837 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
839 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
842 AC_CHECK_TYPE([struct sockaddr_in6],
843 [AC_CHECK_FUNC(inet_ntop,
844 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
847 [$ac_includes_default
848 #include <netinet/in.h>])
851 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
853 [#include <machine/vmparam.h>
854 #include <sys/exec.h>
856 [PS_STRINGS->ps_nargvstr = 1;
857 PS_STRINGS->ps_argvstr = "foo";],
858 [pgac_cv_var_PS_STRINGS=yes],
859 [pgac_cv_var_PS_STRINGS=no])])
860 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
861 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
865 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
866 # is missing. Yes, there are machines that have only one. We may
867 # also decide to use snprintf.c if snprintf() is present but does not
868 # have working "long long int" support -- see below.
870 pgac_need_repl_snprintf=no
871 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
872 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
875 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
876 # include/c.h will provide declarations. Note this is a separate test
877 # from whether the functions exist in the C library --- there are
878 # systems that have the functions but don't bother to declare them :-(
880 AC_CHECK_DECLS([snprintf, vsnprintf])
883 # do this one the hard way in case isinf() is a macro
884 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
888 [double x = 0.0; int res = isinf(x);],
889 [ac_cv_func_isinf=yes],
890 [ac_cv_func_isinf=no])])
892 if test $ac_cv_func_isinf = yes ; then
893 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
896 # Look for a way to implement a substitute for isinf()
897 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
900 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
902 # system's version of getaddrinfo(), if any, may be used only if we found
903 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
904 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
905 AC_REPLACE_FUNCS([getaddrinfo])
907 AC_LIBOBJ(getaddrinfo)
910 # similarly, use system's getopt_long() only if system provides struct option.
911 if test x"$ac_cv_type_struct_option" = xyes ; then
912 AC_REPLACE_FUNCS([getopt_long])
914 AC_LIBOBJ(getopt_long)
917 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
918 # We override the previous test that said fseeko/ftello didn't exist
919 # OS tests are also done in include/c.h and port/fseeko.c
920 case $host_os in bsdi*|netbsd*)
921 ac_cv_func_fseeko=yes
924 # Solaris has a very slow qsort in certain cases, so we replace it.
925 case $host_os in solaris*)
929 # Win32 can't to rename or unlink on an open file
930 case $host_os in mingw*)
933 AC_LIBOBJ(gettimeofday) ;;
936 if test "$with_readline" = yes; then
937 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
938 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
939 AC_CHECK_FUNCS([replace_history_entry])
943 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
944 AC_MSG_CHECKING(for finite)
945 AC_TRY_LINK([#include <math.h>],
946 [int dummy=finite(1.0);],
947 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
951 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
952 dnl (especially on GNU libc)
953 dnl See also comments in c.h.
954 AC_MSG_CHECKING(for sigsetjmp)
955 AC_TRY_LINK([#include <setjmp.h>],
956 [sigjmp_buf x; sigsetjmp(x, 1);],
957 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
961 AC_CHECK_FUNC(syslog,
962 [AC_CHECK_HEADER(syslog.h,
963 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
965 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
966 [AC_TRY_LINK([#include <unistd.h>],
967 [extern int optreset; optreset = 1;],
968 [pgac_cv_var_int_optreset=yes],
969 [pgac_cv_var_int_optreset=no])])
970 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
971 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
974 AC_CHECK_FUNCS([strtoll strtoq], [break])
975 AC_CHECK_FUNCS([strtoull strtouq], [break])
977 # Check for one of atexit() or on_exit()
978 AC_CHECK_FUNCS(atexit, [],
979 [AC_CHECK_FUNCS(on_exit, [],
980 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
987 # For each platform, we need to know about any special compile and link
988 # libraries, and whether the normal C function names are thread-safe.
989 # See the comment at the top of src/port/thread.c for more information.
991 if test "$enable_thread_safety" = yes; then
992 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
994 if test "$SUPPORTS_THREADS" != yes; then
996 Cannot enable threads on your platform.
997 Please report your platform threading info to the PostgreSQL mailing lists
998 so it can be added to the next release. Report all compile flags, link flags,
999 functions, or libraries required for threading support.
1000 See the comment at the top of src/port/thread.c for more information.
1004 # do not use values from template file
1008 AC_SUBST(THREAD_CFLAGS)
1009 AC_SUBST(THREAD_LIBS)
1013 # Check for re-entrant versions of certain functions
1015 # Include special flags if threads are enabled _and_ if required for
1016 # threading on this platform. Some platforms have *_r functions but
1017 # their natively named funcs are threadsafe, and should be used instead.
1019 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1020 # functions are marked "not found", which is perfect.
1022 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNC_NAMES" = yes ; then
1025 CFLAGS="$CFLAGS $THREAD_CFLAGS"
1026 LIBS="$LIBS $THREAD_LIBS"
1027 AC_CHECK_FUNC(strerror_r,
1028 [], [AC_MSG_ERROR([strerror_r not found, required on this platform for --enable-thread-safety])])
1029 AC_CHECK_FUNC(getpwuid_r,
1030 [], [AC_MSG_ERROR([getpwuid_r not found, required on this platform for --enable-thread-safety])])
1031 AC_CHECK_FUNC(gethostbyname_r,
1032 [], [AC_MSG_ERROR([gethostbyname_r not found, required on this platform for --enable-thread-safety])])
1038 # This test makes sure that run tests work at all. Sometimes a shared
1039 # library is found by the linker, but the runtime linker can't find it.
1040 # This check should come after all modifications of compiler or linker
1041 # variables, and before any other run tests.
1042 AC_MSG_CHECKING([test program])
1043 AC_TRY_RUN([int main() { return 0; }],
1044 [AC_MSG_RESULT(ok)],
1045 [AC_MSG_RESULT(failed)
1047 *** Could not execute a simple test program. This may be a problem
1048 *** related to locating shared libraries. Check the file 'config.log'
1049 *** for the exact reason.]])],
1050 [AC_MSG_RESULT([cross-compiling])])
1053 dnl Check to see if we have a working 64-bit integer type.
1054 dnl This breaks down into two steps:
1055 dnl (1) figure out if the compiler has a 64-bit int type with working
1056 dnl arithmetic, and if so
1057 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1058 dnl snprintf is the only library routine we really need for int8 support.)
1059 dnl It's entirely possible to have a compiler that handles a 64-bit type
1060 dnl when the C library doesn't; this is fairly likely when using gcc on
1061 dnl an older platform, for example.
1062 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1063 dnl we force our own version of snprintf() to be used instead.
1064 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1066 PGAC_TYPE_64BIT_INT([long int])
1068 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1069 PGAC_TYPE_64BIT_INT([long long int])
1073 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1075 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1077 #define INT64CONST(x) x##LL
1078 long long int foo = INT64CONST(0x1234567890123456);
1081 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1086 # If we found "long int" is 64 bits, assume snprintf handles it. If
1087 # we found we need to use "long long int", better check. We cope with
1088 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1089 # neither works, fall back to our own snprintf emulation (which we
1092 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1093 if test $pgac_need_repl_snprintf = no; then
1094 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1095 if test "$LONG_LONG_INT_FORMAT" = ""; then
1096 # Force usage of our own snprintf, since system snprintf is broken
1097 pgac_need_repl_snprintf=yes
1098 LONG_LONG_INT_FORMAT='%lld'
1101 # Here if we previously decided we needed to use our own snprintf
1102 LONG_LONG_INT_FORMAT='%lld'
1104 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1106 # Here if we are not using 'long long int' at all
1107 INT64_FORMAT='"%ld"'
1110 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1111 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1113 if test $pgac_need_repl_snprintf = yes; then
1117 # Need a #define for the size of Datum (unsigned long)
1118 AC_CHECK_SIZEOF([unsigned long])
1120 # Determine memory alignment requirements for the basic C data types.
1122 PGAC_CHECK_ALIGNOF(short)
1123 PGAC_CHECK_ALIGNOF(int)
1124 PGAC_CHECK_ALIGNOF(long)
1125 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1126 PGAC_CHECK_ALIGNOF(long long int)
1128 PGAC_CHECK_ALIGNOF(double)
1130 # Compute maximum alignment of any basic type.
1131 # We assume long's alignment is at least as strong as char, short, or int;
1132 # but we must check long long (if it exists) and double.
1134 MAX_ALIGNOF=$pgac_cv_alignof_long
1135 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1136 MAX_ALIGNOF=$pgac_cv_alignof_double
1138 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1139 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1141 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1144 # Some platforms predefine the types int8, int16, etc. Only check
1145 # a (hopefully) representative subset.
1146 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1148 #ifdef HAVE_SUPPORTDEFS_H
1149 #include <SupportDefs.h>
1152 # We also check for sig_atomic_t, which *should* be defined per ANSI
1153 # C, but is missing on some old platforms.
1154 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1157 PGAC_FUNC_POSIX_SIGNALS
1158 if test $ac_cv_func_fseeko = yes; then
1163 # Select semaphore implementation type.
1164 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1165 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1166 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1168 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1169 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1170 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1172 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1173 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1178 # Select shared-memory implementation type.
1179 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1180 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1183 if test "$enable_nls" = yes ; then
1187 # Check for Tcl configuration script tclConfig.sh
1188 if test "$with_tcl" = yes; then
1189 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1190 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1191 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1192 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1195 # Check for Tk configuration script tkConfig.sh
1196 if test "$with_tk" = yes; then
1197 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1198 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1203 # Check for DocBook and tools
1207 PGAC_CHECK_DOCBOOK(3.1)
1208 PGAC_PATH_DOCBOOK_STYLESHEETS
1209 PGAC_PATH_COLLATEINDEX
1210 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1213 # prepare build tree if outside source tree
1214 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1215 # Note 2: /bin/pwd might be better than shell's built-in at getting
1216 # a symlink-free name.
1217 if test "$no_create" != yes; then
1218 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1221 AC_SUBST(vpath_build, yes)
1222 _AS_ECHO_N([preparing build tree... ])
1223 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1224 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1225 || AC_MSG_ERROR(failed)
1231 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1234 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1235 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1236 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1237 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1238 src/include/pg_config_os.h:src/include/port/${template}.h
1239 src/Makefile.port:src/makefiles/Makefile.${template}
1242 AC_CONFIG_HEADERS([src/include/pg_config.h],
1244 # Update timestamp for pg_config.h (see Makefile.global)
1245 echo >src/include/stamp-h