1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.351 2004/05/18 04:11:29 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 AC_INIT([PostgreSQL], [7.5devel], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright 2003 PostgreSQL Global Development Group])
24 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
25 AC_CONFIG_AUX_DIR(config)
26 AC_PREFIX_DEFAULT(/usr/local/pgsql)
27 AC_SUBST(configure_args, [$ac_configure_args])
29 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version])
34 AC_MSG_CHECKING([which template to use])
36 PGAC_ARG_REQ(with, template, [],
39 list) echo; ls "$srcdir/src/template"; exit;;
40 *) if test -f "$srcdir/src/template/$with_template" ; then
43 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
48 # --with-template not given
52 beos*) template=beos ;;
53 bsdi*) template=bsdi ;;
54 cygwin*) template=cygwin ;;
55 darwin*) template=darwin ;;
56 dgux*) template=dgux ;;
57 freebsd*) template=freebsd ;;
58 hpux*) template=hpux ;;
59 irix*) template=irix5 ;;
60 linux*) template=linux ;;
61 mingw*) template=win32 ;;
62 netbsd*) template=netbsd ;;
63 nextstep*) template=nextstep ;;
64 openbsd*) template=openbsd ;;
66 qnx*) template=qnx4 ;;
68 solaris*) template=solaris ;;
69 sunos*) template=sunos4 ;;
72 univel) template=univel ;;
74 sysv4*) template=svr4 ;;
75 sysv5*) template=unixware ;;
76 ultrix*) template=ultrix4 ;;
79 if test x"$template" = x"" ; then
81 *******************************************************************
82 PostgreSQL has apparently not been ported to your platform yet.
83 To try a manual configuration, look into the src/template directory
84 for a similar platform and use the '--with-template=' option.
86 Please also contact <pgsql-ports@postgresql.org> to see about
87 rectifying this. Include the above 'checking host system type...'
89 *******************************************************************
95 AC_MSG_RESULT([$template])
100 # Initialize default assumption that we do not need separate assembly code
101 # for TAS (test-and-set). This can be overridden by the template file
102 # when it's executed.
109 ## Command line options
113 # Installation directory for documentation
115 PGAC_ARG(with, docdir, [ --with-docdir=DIR install the documentation in DIR [[PREFIX/doc]]
116 --without-docdir do not install the documentation],
117 [AC_MSG_ERROR([option --with-docdir requires an argument])],
120 [docdir='${prefix}/doc'])
125 # Add non-standard directories to the include path
127 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
131 # Add non-standard directories to the library search path
133 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
134 [LIBRARY_DIRS=$withval])
136 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
137 [LIBRARY_DIRS=$withval])
141 # 64-bit integer date/time storage (--enable-integer-datetimes)
143 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
144 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
145 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
146 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
147 AC_MSG_RESULT([$enable_integer_datetimes])
153 AC_MSG_CHECKING([whether NLS is wanted])
154 PGAC_ARG_OPTARG(enable, nls,
155 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
157 [WANTED_LANGUAGES=$enableval],
158 [AC_DEFINE(ENABLE_NLS, 1,
159 [Define to 1 if you want National Language Support. (--enable-nls)])])
160 AC_MSG_RESULT([$enable_nls])
162 AC_SUBST(WANTED_LANGUAGES)
165 # Default port number (--with-pgport), default 5432
167 AC_MSG_CHECKING([for default port number])
168 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
169 [default_port=$withval],
171 AC_MSG_RESULT([$default_port])
172 # Need both of these because some places want an integer and some a string
173 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
174 [Define to the default TCP port number on which the server listens and
175 to which clients will try to connect. This can be overridden at run-time,
176 but it's convenient if your clients have the right default compiled in.
177 (--with-pgport=PORTNUM)])
178 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
179 [Define to the default TCP port number as a string constant.])
180 AC_SUBST(default_port)
183 # Option to disable shared libraries
185 PGAC_ARG_BOOL(enable, shared, yes,
186 [ --disable-shared do not build shared libraries])
187 AC_SUBST(enable_shared)
190 # '-rpath'-like feature can be disabled
192 PGAC_ARG_BOOL(enable, rpath, yes,
193 [ --disable-rpath do not embed shared library search path in executables])
194 AC_SUBST(enable_rpath)
199 PGAC_ARG_BOOL(enable, spinlocks, yes,
200 [ --disable-spinlocks do not use spinlocks])
203 # --enable-debug adds -g to compiler flags
205 PGAC_ARG_BOOL(enable, debug, no,
206 [ --enable-debug build with debugging symbols (-g)])
207 AC_SUBST(enable_debug)
213 # For historical reasons you can also use --with-CC to specify the C compiler
214 # to use, although the standard way to do this is to set the CC environment
216 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
219 aix) pgac_cc_list="gcc xlc";;
220 irix) pgac_cc_list="cc";; # no gcc
221 *) pgac_cc_list="gcc cc";;
224 AC_PROG_CC([$pgac_cc_list])
231 . "$srcdir/src/template/$template" || exit
233 # CFLAGS are selected so:
234 # If the user specifies something in the environment, that is used.
235 # else: If the template file set something, that is used.
236 # else: If the compiler is GCC, then we use -O2.
237 # else: If the compiler is something else, then we use -0.
239 if test "$ac_env_CFLAGS_set" = set; then
240 CFLAGS=$ac_env_CFLAGS_value
241 elif test "${CFLAGS+set}" = set; then
242 : # (keep what template set)
243 elif test "$GCC" = yes; then
246 # if the user selected debug mode, don't use -O
247 if test "$enable_debug" != yes; then
252 # Need to specify -fno-strict-aliasing too in case it's gcc 3.3 or later.
253 PGAC_PROG_CC_NO_STRICT_ALIASING
255 # supply -g if --enable-debug
256 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
260 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
262 # We already have this in Makefile.win32, but configure needs it too
263 if test "$PORTNAME" = "win32"; then
264 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
267 # Check if the compiler still works with the template settings
268 AC_MSG_CHECKING([whether the C compiler still works])
269 AC_TRY_LINK([], [return 0;],
270 [AC_MSG_RESULT(yes)],
272 AC_MSG_ERROR([cannot proceed])])
274 # Defend against gcc -ffast-math
275 if test "$GCC" = yes; then
276 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
278 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
284 # Create compiler version string
285 if test x"$GCC" = x"yes" ; then
286 cc_string="GCC `${CC} --version | sed q`"
290 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
291 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
292 [A string containing the version number, platform, and C compiler])
296 # Set up TAS assembly code if needed; the template file has now had its
297 # chance to request this.
299 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
301 if test "$need_tas" = yes ; then
310 # Automatic dependency tracking
312 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
318 # Enable assert checks
320 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
321 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
322 [Define to 1 to build with assertion checks. (--enable-cassert)])])
326 # Include directories
330 # SRCH_INC comes from the template file
331 for dir in $with_includes $SRCH_INC; do
332 if test -d "$dir"; then
333 INCLUDES="$INCLUDES -I$dir"
335 AC_MSG_WARN([*** Include directory $dir does not exist.])
343 # Library directories
347 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
348 for dir in $LIBRARY_DIRS $SRCH_LIB; do
349 if test -d "$dir"; then
350 LIBDIRS="$LIBDIRS -L$dir"
352 AC_MSG_WARN([*** Library directory $dir does not exist.])
358 # Enable thread-safe client libraries
360 AC_MSG_CHECKING([allow thread-safe client libraries])
361 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
362 [AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
363 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
364 AC_MSG_RESULT([$enable_thread_safety])
365 AC_SUBST(enable_thread_safety)
370 AC_MSG_CHECKING([whether to build with Tcl])
371 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
372 AC_MSG_RESULT([$with_tcl])
375 # We see if the path to the Tcl/Tk configuration scripts is specified.
376 # This will override the use of tclsh to find the paths to search.
378 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
381 # Optionally build Perl modules (PL/Perl)
383 AC_MSG_CHECKING([whether to build Perl modules])
384 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
385 AC_MSG_RESULT([$with_perl])
389 # Optionally build Python modules (PL/Python)
391 AC_MSG_CHECKING([whether to build Python modules])
392 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
393 AC_MSG_RESULT([$with_python])
394 AC_SUBST(with_python)
399 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
400 PGAC_ARG_BOOL(with, krb4, no, [ --with-krb4 build with Kerberos 4 support],
402 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
403 krb_srvtab="/etc/srvtab"
405 AC_MSG_RESULT([$with_krb4])
412 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
413 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
415 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
416 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
418 AC_MSG_RESULT([$with_krb5])
422 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
423 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
424 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
431 # Kerberos configuration parameters
433 PGAC_ARG_REQ(with, krb-srvnam,
434 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [[postgres]]],
436 [with_krb_srvnam="postgres"])
437 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
438 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
444 AC_MSG_CHECKING([whether to build with PAM support])
445 PGAC_ARG_BOOL(with, pam, no,
446 [ --with-pam build with PAM support],
447 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
448 AC_MSG_RESULT([$with_pam])
455 AC_MSG_CHECKING([whether to build with Rendezvous support])
456 PGAC_ARG_BOOL(with, rendezvous, no,
457 [ --with-rendezvous build with Rendezvous support],
458 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
459 AC_MSG_RESULT([$with_rendezvous])
460 AC_SUBST(with_rendezvous)
466 AC_MSG_CHECKING([whether to build with OpenSSL support])
467 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
468 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
469 AC_MSG_RESULT([$with_openssl])
470 AC_SUBST(with_openssl)
476 PGAC_ARG_BOOL(with, readline, yes,
477 [ --without-readline do not use Readline])
482 PGAC_ARG_BOOL(with, zlib, yes,
483 [ --without-zlib do not use Zlib])
489 # Assume system is ELF if it predefines __ELF__ as 1,
490 # otherwise believe host_os based default.
492 freebsd1*|freebsd2*) elf=no;;
493 freebsd3*|freebsd4*) elf=yes;;
502 [if test "X$elf" = "Xyes" ; then
513 CPPFLAGS="$CPPFLAGS $INCLUDES"
514 LDFLAGS="$LDFLAGS $LIBDIRS"
516 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
517 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
525 AC_SUBST(with_gnu_ld)
526 case $host_os in sysv5*)
527 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
529 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
530 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
531 LDFLAGS=$pgac_save_LDFLAGS
533 ld_R_works=$pgac_cv_prog_ld_R
537 AC_CHECK_PROGS(LORDER, lorder)
538 AC_PATH_PROG(TAR, tar)
541 AC_CHECK_PROGS(YACC, ['bison -y'])
543 if test "$YACC"; then
544 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
546 *** If you are going to modify the grammar files or build from CVS, the installed
547 *** version of Bison is too old. Bison version 1.875 or later is required.])
551 if test -z "$YACC"; then
553 *** Without Bison you will not be able to build PostgreSQL from CVS or
554 *** change any of the parser definition files. You can obtain Bison from
555 *** a GNU mirror site. (If you are using the official distribution of
556 *** PostgreSQL then you do not need to worry about this because the Bison
557 *** output is pre-generated.) To use a different yacc program (possible,
558 *** but not recommended), set the environment variable YACC before running
564 if test "$with_perl" = yes; then
565 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
566 PGAC_CHECK_PERL_EMBED_LDFLAGS
569 if test "$with_python" = yes; then
571 PGAC_CHECK_PYTHON_EMBED_SETUP
579 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
581 AC_CHECK_LIB(bsd, main)
583 AC_CHECK_LIB(util, setproctitle)
584 AC_CHECK_LIB(m, main)
585 AC_CHECK_LIB(dl, main)
586 AC_CHECK_LIB(nsl, main)
587 AC_CHECK_LIB(socket, main)
588 AC_CHECK_LIB(ipc, main)
589 AC_CHECK_LIB(IPC, main)
590 AC_CHECK_LIB(lc, main)
591 AC_CHECK_LIB(dld, main)
592 AC_CHECK_LIB(ld, main)
593 AC_CHECK_LIB(compat, main)
594 AC_CHECK_LIB(BSD, main)
595 AC_CHECK_LIB(gen, main)
596 AC_CHECK_LIB(PW, main)
597 AC_CHECK_LIB(resolv, main)
598 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
600 AC_CHECK_LIB(unix, main)
601 AC_SEARCH_LIBS(crypt, crypt)
603 if test "$PORTNAME" = "beos"
605 AC_CHECK_LIB(bind, __inet_ntoa)
608 AC_SEARCH_LIBS(fdatasync, [rt posix4])
610 AC_CHECK_LIB(cygipc, shmget)
612 if test "$PORTNAME" = "win32"
614 AC_CHECK_LIB(wsock32, main)
617 if test "$with_readline" = yes; then
619 if test x"$pgac_cv_check_readline" = x"no"; then
620 AC_MSG_ERROR([readline library not found
621 If you have readline already installed, see config.log for details on the
622 failure. It is possible the compiler isn't looking in the proper directory.
623 Use --without-readline to disable readline support.])
627 if test "$with_zlib" = yes; then
628 AC_CHECK_LIB(z, inflate, [],
629 [AC_MSG_ERROR([zlib library not found
630 If you have zlib already installed, see config.log for details on the
631 failure. It is possible the compiler isn't looking in the proper directory.
632 Use --without-zlib to disable zlib support.])])
635 if test "$enable_spinlocks" = yes; then
636 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
639 *** Not using spinlocks will cause poor performance.])
642 if test "$with_krb4" = yes ; then
643 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
644 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
645 AC_REPLACE_FUNCS([gethostname])
648 if test "$with_krb5" = yes ; then
649 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
650 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
651 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
652 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
653 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
654 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
657 if test "$with_openssl" = yes ; then
659 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
660 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
663 if test "$with_pam" = yes ; then
664 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
672 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
673 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])
675 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
676 # netinet/in.h is included first.
677 AC_CHECK_HEADERS(netinet/in.h)
678 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
680 #ifdef HAVE_NETINET_IN_H
681 #include <netinet/in.h>
685 if test "$with_readline" = yes; then
686 AC_CHECK_HEADERS(readline/readline.h, [],
687 [AC_CHECK_HEADERS(editline/readline.h, [],
688 [AC_CHECK_HEADERS(readline.h, [],
689 [AC_MSG_ERROR([readline header not found
690 If you have readline already installed, see config.log for details on the
691 failure. It is possible the compiler isn't looking in the proper directory.
692 Use --without-readline to disable readline support.])])])])
693 AC_CHECK_HEADERS(readline/history.h, [],
694 [AC_CHECK_HEADERS(editline/history.h, [],
695 [AC_CHECK_HEADERS(history.h, [],
696 [AC_MSG_ERROR([history header not found
697 If you have readline already installed, see config.log for details on the
698 failure. It is possible the compiler isn't looking in the proper directory.
699 Use --without-readline to disable readline support.])])])])
702 if test "$with_zlib" = yes; then
703 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
704 If you have zlib already installed, see config.log for details on the
705 failure. It is possible the compiler isn't looking in the proper directory.
706 Use --without-zlib to disable zlib support.])])
709 if test "$with_krb4" = yes ; then
710 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
713 if test "$with_krb5" = yes ; then
714 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
715 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
718 if test "$with_openssl" = yes ; then
719 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
720 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
723 if test "$with_pam" = yes ; then
724 AC_CHECK_HEADERS(security/pam_appl.h, [],
725 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
726 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
729 if test "$with_rendezvous" = yes ; then
730 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
735 ## Types, structures, compiler characteristics
738 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
744 PGAC_C_FUNCNAME_SUPPORT
747 PGAC_STRUCT_SOCKADDR_UN
748 PGAC_STRUCT_SOCKADDR_STORAGE
749 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
752 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
753 [#include <sys/param.h>
754 #include <sys/types.h>
755 #include <sys/socket.h>
756 #include <sys/ucred.h>])
758 AC_CHECK_TYPES([struct option], [], [],
759 [#ifdef HAVE_GETOPT_H
763 if test "$with_zlib" = yes; then
764 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
765 # did not). While we could work around the lack of z_streamp, it
766 # seems unwise to encourage people to use such old zlib versions...
767 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
768 Use --without-zlib to disable zlib support.])],
772 if test "$with_krb5" = yes; then
773 # Check for differences between MIT and Heimdal (KTH) releases
774 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
775 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
776 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
777 [#include <krb5.h>])],
779 AC_CHECK_MEMBERS(krb5_error.text.data, [],
780 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
781 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
782 [#include <krb5.h>])],
788 ## Functions, global variables
791 PGAC_VAR_INT_TIMEZONE
792 AC_FUNC_ACCEPT_ARGTYPES
793 PGAC_FUNC_GETTIMEOFDAY_1ARG
795 # SunOS doesn't handle negative byte comparisons properly with +/- return
798 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
800 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
803 AC_CHECK_TYPE([struct sockaddr_in6],
804 [AC_CHECK_FUNC(inet_ntop,
805 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
808 [$ac_includes_default
809 #include <netinet/in.h>])
812 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
814 [#include <machine/vmparam.h>
815 #include <sys/exec.h>
817 [PS_STRINGS->ps_nargvstr = 1;
818 PS_STRINGS->ps_argvstr = "foo";],
819 [pgac_cv_var_PS_STRINGS=yes],
820 [pgac_cv_var_PS_STRINGS=no])])
821 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
822 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
826 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
827 # is missing. Yes, there are machines that have only one. We may
828 # also decide to use snprintf.c if snprintf() is present but does not
829 # have working "long long int" support -- see below.
831 pgac_need_repl_snprintf=no
832 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
833 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
836 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
837 # include/c.h will provide declarations. Note this is a separate test
838 # from whether the functions exist in the C library --- there are
839 # systems that have the functions but don't bother to declare them :-(
841 AC_CHECK_DECLS([snprintf, vsnprintf])
844 # do this one the hard way in case isinf() is a macro
845 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
849 [double x = 0.0; int res = isinf(x);],
850 [ac_cv_func_isinf=yes],
851 [ac_cv_func_isinf=no])])
853 if test $ac_cv_func_isinf = yes ; then
854 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
857 # Look for a way to implement a substitute for isinf()
858 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
861 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strtol strtoul unsetenv])
863 # system's version of getaddrinfo(), if any, may be used only if we found
864 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
865 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
866 AC_REPLACE_FUNCS([getaddrinfo])
868 AC_LIBOBJ(getaddrinfo)
871 # similarly, use system's getopt_long() only if system provides struct option.
872 if test x"$ac_cv_type_struct_option" = xyes ; then
873 AC_REPLACE_FUNCS([getopt_long])
875 AC_LIBOBJ(getopt_long)
878 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
879 # We override the previous test that said fseeko/ftello didn't exist
880 # OS tests are also done in include/c.h and port/fseeko.c
881 case $host_os in bsdi*|netbsd*)
882 ac_cv_func_fseeko=yes
885 # Solaris has a very slow qsort in certain cases, so we replace it.
886 case $host_os in solaris*)
891 case $host_os in mingw*)
893 AC_LIBOBJ(gettimeofday)
896 AC_DEFINE(USE_PGTZ, 1,
897 [Define to 1 to use our own timezone library])
899 AC_SUBST(USE_PGTZ) ;;
902 # Win32 can't to rename or unlink on an open file
903 case $host_os in mingw*|cygwin*)
907 if test "$with_readline" = yes; then
908 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
909 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
910 AC_CHECK_FUNCS([replace_history_entry])
914 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
915 AC_MSG_CHECKING(for finite)
916 AC_TRY_LINK([#include <math.h>],
917 [int dummy=finite(1.0);],
918 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
922 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
923 dnl (especially on GNU libc)
924 dnl See also comments in c.h.
925 AC_MSG_CHECKING(for sigsetjmp)
926 AC_TRY_LINK([#include <setjmp.h>],
927 [sigjmp_buf x; sigsetjmp(x, 1);],
928 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
932 AC_CHECK_FUNC(syslog,
933 [AC_CHECK_HEADER(syslog.h,
934 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
936 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
937 [AC_TRY_LINK([#include <unistd.h>],
938 [extern int optreset; optreset = 1;],
939 [pgac_cv_var_int_optreset=yes],
940 [pgac_cv_var_int_optreset=no])])
941 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
942 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
945 AC_CHECK_FUNCS([strtoll strtoq], [break])
946 AC_CHECK_FUNCS([strtoull strtouq], [break])
948 # Check for one of atexit() or on_exit()
949 AC_CHECK_FUNCS(atexit, [],
950 [AC_CHECK_FUNCS(on_exit, [],
951 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
958 # For each platform, we need to know about any special compile and link
959 # libraries, and whether the normal C function names are thread-safe.
960 # See the comment at the top of src/port/thread.c for more information.
962 if test "$enable_thread_safety" = yes; then
963 ACX_PTHREAD # set thread flags
965 # Some platforms use these, so just defineed them. They can't hurt if they
967 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
970 # At this point, we don't want to muck with the compiler name for threading.
971 # Let's see who fails, perhaps AIX. 2004-04-23
972 if test "$PTHREAD_CC" != "$CC"; then
974 PostgreSQL does not support platforms that require a special
975 compiler binary for thread-safety.
979 if test "$THREAD_SUPPORT" = no; then
981 Cannot enable threads on your platform.
982 Your platform is known to not support thread-safe programs.
983 For details, compile and run src/bin/pg_thread_test.
987 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
989 # Check for *_r functions
992 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
993 LIBS="$LIBS $PTHREAD_LIBS"
994 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
998 PGAC_FUNC_GETPWUID_R_5ARG
1001 # do not use values from template file
1006 AC_SUBST(PTHREAD_CFLAGS)
1007 AC_SUBST(PTHREAD_LIBS)
1010 # This test makes sure that run tests work at all. Sometimes a shared
1011 # library is found by the linker, but the runtime linker can't find it.
1012 # This check should come after all modifications of compiler or linker
1013 # variables, and before any other run tests.
1014 AC_MSG_CHECKING([test program])
1015 AC_TRY_RUN([int main() { return 0; }],
1016 [AC_MSG_RESULT(ok)],
1017 [AC_MSG_RESULT(failed)
1019 *** Could not execute a simple test program. This may be a problem
1020 *** related to locating shared libraries. Check the file 'config.log'
1021 *** for the exact reason.]])],
1022 [AC_MSG_RESULT([cross-compiling])])
1025 dnl Check to see if we have a working 64-bit integer type.
1026 dnl This breaks down into two steps:
1027 dnl (1) figure out if the compiler has a 64-bit int type with working
1028 dnl arithmetic, and if so
1029 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1030 dnl snprintf is the only library routine we really need for int8 support.)
1031 dnl It's entirely possible to have a compiler that handles a 64-bit type
1032 dnl when the C library doesn't; this is fairly likely when using gcc on
1033 dnl an older platform, for example.
1034 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1035 dnl we force our own version of snprintf() to be used instead.
1036 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1038 PGAC_TYPE_64BIT_INT([long int])
1040 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1041 PGAC_TYPE_64BIT_INT([long long int])
1045 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1047 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1049 #define INT64CONST(x) x##LL
1050 long long int foo = INT64CONST(0x1234567890123456);
1053 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1058 # If we found "long int" is 64 bits, assume snprintf handles it. If
1059 # we found we need to use "long long int", better check. We cope with
1060 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1061 # work, fall back to our own snprintf emulation (which we know uses %lld).
1063 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1064 if test $pgac_need_repl_snprintf = no; then
1065 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1066 if test "$LONG_LONG_INT_FORMAT" = ""; then
1067 # Force usage of our own snprintf, since system snprintf is broken
1068 pgac_need_repl_snprintf=yes
1069 LONG_LONG_INT_FORMAT='%lld'
1072 # Here if we previously decided we needed to use our own snprintf
1073 LONG_LONG_INT_FORMAT='%lld'
1075 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1076 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1077 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1079 # Here if we are not using 'long long int' at all
1080 INT64_FORMAT='"%ld"'
1081 UINT64_FORMAT='"%lu"'
1084 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1085 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1087 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1088 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1090 if test $pgac_need_repl_snprintf = yes; then
1094 # Need a #define for the size of Datum (unsigned long)
1095 AC_CHECK_SIZEOF([unsigned long])
1097 # Determine memory alignment requirements for the basic C data types.
1099 PGAC_CHECK_ALIGNOF(short)
1100 PGAC_CHECK_ALIGNOF(int)
1101 PGAC_CHECK_ALIGNOF(long)
1102 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1103 PGAC_CHECK_ALIGNOF(long long int)
1105 PGAC_CHECK_ALIGNOF(double)
1107 # Compute maximum alignment of any basic type.
1108 # We assume long's alignment is at least as strong as char, short, or int;
1109 # but we must check long long (if it exists) and double.
1111 MAX_ALIGNOF=$pgac_cv_alignof_long
1112 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1113 MAX_ALIGNOF=$pgac_cv_alignof_double
1115 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1116 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1118 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1121 # Some platforms predefine the types int8, int16, etc. Only check
1122 # a (hopefully) representative subset.
1123 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1125 #ifdef HAVE_SUPPORTDEFS_H
1126 #include <SupportDefs.h>
1129 # We also check for sig_atomic_t, which *should* be defined per ANSI
1130 # C, but is missing on some old platforms.
1131 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1134 PGAC_FUNC_POSIX_SIGNALS
1135 if test $ac_cv_func_fseeko = yes; then
1140 # Select semaphore implementation type.
1141 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1142 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1143 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1145 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1146 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1147 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1149 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1150 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1155 # Select shared-memory implementation type.
1156 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1157 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1160 if test "$enable_nls" = yes ; then
1164 # Check for Tcl configuration script tclConfig.sh
1165 if test "$with_tcl" = yes; then
1166 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1167 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1168 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1169 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1173 # Check for DocBook and tools
1177 PGAC_CHECK_DOCBOOK(4.2)
1178 PGAC_PATH_DOCBOOK_STYLESHEETS
1179 PGAC_PATH_COLLATEINDEX
1180 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1184 # We have to run the thread test near the end so we have all our symbols
1185 # defined. Cross compiling throws a warning.
1187 if test "$enable_thread_safety" = yes; then
1188 AC_MSG_CHECKING([thread safety of required library functions])
1192 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1193 LIBS="$LIBS $PTHREAD_LIBS"
1194 AC_TRY_RUN([#include "$srcdir/src/tools/thread/thread_test.c"],
1195 [AC_MSG_RESULT(yes)],
1198 *** Thread test program failed. Your platform is not thread-safe.
1199 *** Check the file 'config.log'for the exact reason.])],
1200 [AC_MSG_RESULT(maybe)
1202 *** Skipping thread test program because of cross-compile build.
1203 *** Run the program in src/tools/thread on the target matchine.
1209 # prepare build tree if outside source tree
1210 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1211 # Note 2: /bin/pwd might be better than shell's built-in at getting
1212 # a symlink-free name.
1213 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1217 if test "$no_create" != yes; then
1218 _AS_ECHO_N([preparing build tree... ])
1219 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1220 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1221 || AC_MSG_ERROR(failed)
1225 AC_SUBST(vpath_build)
1228 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1231 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1232 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1233 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1234 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1235 src/include/pg_config_os.h:src/include/port/${template}.h
1236 src/Makefile.port:src/makefiles/Makefile.${template}
1239 case $host_os in mingw*)
1240 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1241 # Links sometimes fail undetected on Mingw -
1242 # so here we detect it and warn the user
1243 for FILE in "$CONFIG_LINKS"
1245 # test -e works for symlinks in the MinGW console
1246 test -e `expr "$FILE" : '\(^:*\)'` || AC_MSG_WARN([*** link for $FILE - please fix by hand])
1252 AC_CONFIG_HEADERS([src/include/pg_config.h],
1254 # Update timestamp for pg_config.h (see Makefile.global)
1255 echo >src/include/stamp-h