1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.310 2004/01/09 04:58:09 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$srcdir/src/include/port/win32"
267 # Check if the compiler still works with the template settings
268 AC_MSG_CHECKING([whether the C compiler still works])
269 AC_TRY_LINK([], [return 0;],
270 [AC_MSG_RESULT(yes)],
272 AC_MSG_ERROR([cannot proceed])])
274 # Defend against gcc -ffast-math
275 if test "$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([$with_tcl])
375 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
376 AC_MSG_CHECKING([whether to build with Tk])
377 if test "$with_tcl" = yes; then
378 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
382 AC_MSG_RESULT([$with_tk])
386 # We see if the path to the Tcl/Tk configuration scripts is specified.
387 # This will override the use of tclsh to find the paths to search.
389 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
391 # We see if the path to the Tk configuration scripts is specified.
392 # This will override the use of tclsh to find the paths to search.
394 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
397 # Optionally build Perl modules (PL/Perl)
399 AC_MSG_CHECKING([whether to build Perl modules])
400 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
401 AC_MSG_RESULT([$with_perl])
405 # Optionally build Python modules (PL/Python)
407 AC_MSG_CHECKING([whether to build Python modules])
408 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
409 AC_MSG_RESULT([$with_python])
410 AC_SUBST(with_python)
413 # Optionally build the Java/JDBC tools
415 AC_MSG_CHECKING([whether to build Java/JDBC tools])
416 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
419 if test -z "$ANT"; then
420 AC_MSG_ERROR([Ant is required to build Java components
421 If you have Ant already installed, see config.log for details on the failure.])
423 if "$ANT" -version | egrep -i 'ant version' | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
424 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
432 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
433 PGAC_ARG_BOOL(with, krb4, no, [ --with-krb4 build with Kerberos 4 support],
435 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
436 krb_srvtab="/etc/srvtab"
438 AC_MSG_RESULT([$with_krb4])
445 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
446 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
448 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
449 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
451 AC_MSG_RESULT([$with_krb5])
455 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
456 if test "$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 AC_MSG_CHECKING([whether to build with OpenSSL support])
500 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
501 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
502 AC_MSG_RESULT([$with_openssl])
503 AC_SUBST(with_openssl)
509 PGAC_ARG_BOOL(with, readline, yes,
510 [ --without-readline do not use Readline])
515 PGAC_ARG_BOOL(with, zlib, yes,
516 [ --without-zlib do not use Zlib])
522 # Assume system is ELF if it predefines __ELF__ as 1,
523 # otherwise believe host_os based default.
525 freebsd1*|freebsd2*) elf=no;;
526 freebsd3*|freebsd4*) elf=yes;;
535 [if test "X$elf" = "Xyes" ; then
546 CPPFLAGS="$CPPFLAGS $INCLUDES"
547 LDFLAGS="$LDFLAGS $LIBDIRS"
549 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
550 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
558 AC_SUBST(with_gnu_ld)
559 case $host_os in sysv5*)
560 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
562 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
563 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
564 LDFLAGS=$pgac_save_LDFLAGS
566 ld_R_works=$pgac_cv_prog_ld_R
570 AC_CHECK_PROGS(LORDER, lorder)
571 AC_PATH_PROG(TAR, tar)
574 AC_CHECK_PROGS(YACC, ['bison -y'])
576 if test "$YACC"; then
577 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
579 *** The installed version of Bison is too old. PostgreSQL needs
580 *** Bison version 1.875 or later.])
584 if test -z "$YACC"; then
586 *** Without Bison you will not be able to build PostgreSQL from CVS or
587 *** change any of the parser definition files. You can obtain Bison from
588 *** a GNU mirror site. (If you are using the official distribution of
589 *** PostgreSQL then you do not need to worry about this because the Bison
590 *** output is pre-generated.) To use a different yacc program (possible,
591 *** but not recommended), set the environment variable YACC before running
597 if test "$with_perl" = yes; then
598 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
599 PGAC_CHECK_PERL_EMBED_LDFLAGS
602 if test "$with_python" = yes; then
604 PGAC_CHECK_PYTHON_EMBED_SETUP
612 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
614 AC_CHECK_LIB(bsd, main)
616 AC_CHECK_LIB(util, setproctitle)
617 AC_CHECK_LIB(m, main)
618 AC_CHECK_LIB(dl, main)
619 AC_CHECK_LIB(nsl, main)
620 AC_CHECK_LIB(socket, main)
621 AC_CHECK_LIB(ipc, main)
622 AC_CHECK_LIB(IPC, main)
623 AC_CHECK_LIB(lc, main)
624 AC_CHECK_LIB(dld, main)
625 AC_CHECK_LIB(ld, main)
626 AC_CHECK_LIB(compat, main)
627 AC_CHECK_LIB(BSD, main)
628 AC_CHECK_LIB(gen, main)
629 AC_CHECK_LIB(PW, main)
630 AC_CHECK_LIB(resolv, main)
631 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
633 AC_CHECK_LIB(unix, main)
634 AC_SEARCH_LIBS(crypt, crypt)
636 if test "$PORTNAME" = "beos"
638 AC_CHECK_LIB(bind, __inet_ntoa)
641 AC_SEARCH_LIBS(fdatasync, [rt posix4])
643 AC_CHECK_LIB(cygipc, shmget)
645 if test "$PORTNAME" = "win32"
647 AC_CHECK_LIB(wsock32, main)
650 if test "$with_readline" = yes; then
652 if test x"$pgac_cv_check_readline" = x"no"; then
653 AC_MSG_ERROR([readline library not found
654 If you have readline already installed, see config.log for details on the
655 failure. It is possible the compiler isn't looking in the proper directory.
656 Use --without-readline to disable readline support.])
660 if test "$with_zlib" = yes; then
661 AC_CHECK_LIB(z, inflate, [],
662 [AC_MSG_ERROR([zlib library not found
663 If you have zlib already installed, see config.log for details on the
664 failure. It is possible the compiler isn't looking in the proper directory.
665 Use --without-zlib to disable zlib support.])])
668 if test "$enable_spinlocks" = yes; then
669 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
672 *** Not using spinlocks will cause poor performance.])
675 if test "$with_krb4" = yes ; then
676 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
677 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
678 AC_REPLACE_FUNCS([gethostname])
681 if test "$with_krb5" = yes ; then
682 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
683 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
684 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
685 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
686 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
687 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
690 if test "$with_openssl" = yes ; then
692 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
693 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
696 if test "$with_pam" = yes ; then
697 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
705 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
706 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])
708 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
709 # netinet/in.h is included first.
710 AC_CHECK_HEADERS(netinet/in.h)
711 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
713 #ifdef HAVE_NETINET_IN_H
714 #include <netinet/in.h>
718 if test "$with_readline" = yes; then
719 AC_CHECK_HEADERS(readline/readline.h, [],
720 [AC_CHECK_HEADERS(editline/readline.h, [],
721 [AC_CHECK_HEADERS(readline.h, [],
722 [AC_MSG_ERROR([readline header not found
723 If you have readline already installed, see config.log for details on the
724 failure. It is possible the compiler isn't looking in the proper directory.
725 Use --without-readline to disable readline support.])])])])
726 AC_CHECK_HEADERS(readline/history.h, [],
727 [AC_CHECK_HEADERS(editline/history.h, [],
728 [AC_CHECK_HEADERS(history.h, [],
729 [AC_MSG_ERROR([history header not found
730 If you have readline already installed, see config.log for details on the
731 failure. It is possible the compiler isn't looking in the proper directory.
732 Use --without-readline to disable readline support.])])])])
735 if test "$with_zlib" = yes; then
736 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
737 If you have zlib already installed, see config.log for details on the
738 failure. It is possible the compiler isn't looking in the proper directory.
739 Use --without-zlib to disable zlib support.])])
742 if test "$with_krb4" = yes ; then
743 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
746 if test "$with_krb5" = yes ; then
747 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
748 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
751 if test "$with_openssl" = yes ; then
752 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
753 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
756 if test "$with_pam" = yes ; then
757 AC_CHECK_HEADERS(security/pam_appl.h, [],
758 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
759 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
762 if test "$with_rendezvous" = yes ; then
763 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
768 ## Types, structures, compiler characteristics
771 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
777 PGAC_C_FUNCNAME_SUPPORT
780 PGAC_STRUCT_SOCKADDR_UN
781 PGAC_STRUCT_SOCKADDR_STORAGE
782 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
785 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
786 [#include <sys/param.h>
787 #include <sys/types.h>
788 #include <sys/socket.h>
789 #include <sys/ucred.h>])
791 AC_CHECK_TYPES([struct option], [], [],
792 [#ifdef HAVE_GETOPT_H
796 if test "$with_zlib" = yes; then
797 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
798 # did not). While we could work around the lack of z_streamp, it
799 # seems unwise to encourage people to use such old zlib versions...
800 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
801 Use --without-zlib to disable zlib support.])],
805 if test "$with_krb5" = yes; then
806 # Check for differences between MIT and Heimdal (KTH) releases
807 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
808 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
809 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
810 [#include <krb5.h>])],
812 AC_CHECK_MEMBERS(krb5_error.text.data, [],
813 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
814 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
815 [#include <krb5.h>])],
821 ## Functions, global variables
824 PGAC_VAR_INT_TIMEZONE
825 AC_FUNC_ACCEPT_ARGTYPES
826 PGAC_FUNC_GETTIMEOFDAY_1ARG
828 # SunOS doesn't handle negative byte comparisons properly with +/- return
831 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
833 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
836 AC_CHECK_TYPE([struct sockaddr_in6],
837 [AC_CHECK_FUNC(inet_ntop,
838 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
841 [$ac_includes_default
842 #include <netinet/in.h>])
845 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
847 [#include <machine/vmparam.h>
848 #include <sys/exec.h>
850 [PS_STRINGS->ps_nargvstr = 1;
851 PS_STRINGS->ps_argvstr = "foo";],
852 [pgac_cv_var_PS_STRINGS=yes],
853 [pgac_cv_var_PS_STRINGS=no])])
854 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
855 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
859 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
860 # is missing. Yes, there are machines that have only one. We may
861 # also decide to use snprintf.c if snprintf() is present but does not
862 # have working "long long int" support -- see below.
864 pgac_need_repl_snprintf=no
865 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
866 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
869 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
870 # include/c.h will provide declarations. Note this is a separate test
871 # from whether the functions exist in the C library --- there are
872 # systems that have the functions but don't bother to declare them :-(
874 AC_CHECK_DECLS([snprintf, vsnprintf])
877 # do this one the hard way in case isinf() is a macro
878 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
882 [double x = 0.0; int res = isinf(x);],
883 [ac_cv_func_isinf=yes],
884 [ac_cv_func_isinf=no])])
886 if test $ac_cv_func_isinf = yes ; then
887 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
890 # Look for a way to implement a substitute for isinf()
891 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
894 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
896 # system's version of getaddrinfo(), if any, may be used only if we found
897 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
898 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
899 AC_REPLACE_FUNCS([getaddrinfo])
901 AC_LIBOBJ(getaddrinfo)
904 # similarly, use system's getopt_long() only if system provides struct option.
905 if test x"$ac_cv_type_struct_option" = xyes ; then
906 AC_REPLACE_FUNCS([getopt_long])
908 AC_LIBOBJ(getopt_long)
911 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
912 # We override the previous test that said fseeko/ftello didn't exist
913 # OS tests are also done in include/c.h and port/fseeko.c
914 case $host_os in bsdi*|netbsd*)
915 ac_cv_func_fseeko=yes
918 # Solaris has a very slow qsort in certain cases, so we replace it.
919 case $host_os in solaris*)
923 # Win32 can't to rename or unlink on an open file
924 case $host_os in mingw*)
927 AC_LIBOBJ(gettimeofday)
931 if test "$with_readline" = yes; then
932 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
933 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
934 AC_CHECK_FUNCS([replace_history_entry])
938 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
939 AC_MSG_CHECKING(for finite)
940 AC_TRY_LINK([#include <math.h>],
941 [int dummy=finite(1.0);],
942 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
946 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
947 dnl (especially on GNU libc)
948 dnl See also comments in c.h.
949 AC_MSG_CHECKING(for sigsetjmp)
950 AC_TRY_LINK([#include <setjmp.h>],
951 [sigjmp_buf x; sigsetjmp(x, 1);],
952 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
956 AC_CHECK_FUNC(syslog,
957 [AC_CHECK_HEADER(syslog.h,
958 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
960 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
961 [AC_TRY_LINK([#include <unistd.h>],
962 [extern int optreset; optreset = 1;],
963 [pgac_cv_var_int_optreset=yes],
964 [pgac_cv_var_int_optreset=no])])
965 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
966 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
969 AC_CHECK_FUNCS([strtoll strtoq], [break])
970 AC_CHECK_FUNCS([strtoull strtouq], [break])
972 # Check for one of atexit() or on_exit()
973 AC_CHECK_FUNCS(atexit, [],
974 [AC_CHECK_FUNCS(on_exit, [],
975 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
982 # For each platform, we need to know about any special compile and link
983 # libraries, and whether the normal C function names are thread-safe.
984 # See the comment at the top of src/port/thread.c for more information.
986 if test "$enable_thread_safety" = yes; then
987 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
989 if test "$THREAD_SUPPORT" != yes; then
991 Cannot enable threads on your platform.
992 Please report your platform threading info to the PostgreSQL mailing lists
993 so it can be added to the next release. Report all compile flags, link flags,
994 functions, or libraries required for threading support.
995 See the comment at the top of src/port/thread.c for more information.
999 # do not use values from template file
1003 AC_SUBST(THREAD_SUPPORT)
1004 AC_SUBST(THREAD_CPPFLAGS)
1005 AC_SUBST(THREAD_LIBS)
1009 # Check for re-entrant versions of certain functions
1011 # Include special flags if threads are enabled _and_ if required for
1012 # threading on this platform. Some platforms have *_r functions but
1013 # their natively named funcs are threadsafe, and should be used instead.
1015 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1016 # functions are marked "not found", which is perfect.
1018 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNCS" = yes ; then
1021 CFLAGS="$CFLAGS $THREAD_CPPFLAGS"
1022 LIBS="$LIBS $THREAD_LIBS"
1023 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1029 # This test makes sure that run tests work at all. Sometimes a shared
1030 # library is found by the linker, but the runtime linker can't find it.
1031 # This check should come after all modifications of compiler or linker
1032 # variables, and before any other run tests.
1033 AC_MSG_CHECKING([test program])
1034 AC_TRY_RUN([int main() { return 0; }],
1035 [AC_MSG_RESULT(ok)],
1036 [AC_MSG_RESULT(failed)
1038 *** Could not execute a simple test program. This may be a problem
1039 *** related to locating shared libraries. Check the file 'config.log'
1040 *** for the exact reason.]])],
1041 [AC_MSG_RESULT([cross-compiling])])
1044 dnl Check to see if we have a working 64-bit integer type.
1045 dnl This breaks down into two steps:
1046 dnl (1) figure out if the compiler has a 64-bit int type with working
1047 dnl arithmetic, and if so
1048 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1049 dnl snprintf is the only library routine we really need for int8 support.)
1050 dnl It's entirely possible to have a compiler that handles a 64-bit type
1051 dnl when the C library doesn't; this is fairly likely when using gcc on
1052 dnl an older platform, for example.
1053 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1054 dnl we force our own version of snprintf() to be used instead.
1055 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1057 PGAC_TYPE_64BIT_INT([long int])
1059 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1060 PGAC_TYPE_64BIT_INT([long long int])
1064 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1066 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1068 #define INT64CONST(x) x##LL
1069 long long int foo = INT64CONST(0x1234567890123456);
1072 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1077 # If we found "long int" is 64 bits, assume snprintf handles it. If
1078 # we found we need to use "long long int", better check. We cope with
1079 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1080 # neither works, fall back to our own snprintf emulation (which we
1083 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1084 if test $pgac_need_repl_snprintf = no; then
1085 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1086 if test "$LONG_LONG_INT_FORMAT" = ""; then
1087 # Force usage of our own snprintf, since system snprintf is broken
1088 pgac_need_repl_snprintf=yes
1089 LONG_LONG_INT_FORMAT='%lld'
1092 # Here if we previously decided we needed to use our own snprintf
1093 LONG_LONG_INT_FORMAT='%lld'
1095 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1097 # Here if we are not using 'long long int' at all
1098 INT64_FORMAT='"%ld"'
1101 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1102 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1104 if test $pgac_need_repl_snprintf = yes; then
1108 # Need a #define for the size of Datum (unsigned long)
1109 AC_CHECK_SIZEOF([unsigned long])
1111 # Determine memory alignment requirements for the basic C data types.
1113 PGAC_CHECK_ALIGNOF(short)
1114 PGAC_CHECK_ALIGNOF(int)
1115 PGAC_CHECK_ALIGNOF(long)
1116 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1117 PGAC_CHECK_ALIGNOF(long long int)
1119 PGAC_CHECK_ALIGNOF(double)
1121 # Compute maximum alignment of any basic type.
1122 # We assume long's alignment is at least as strong as char, short, or int;
1123 # but we must check long long (if it exists) and double.
1125 MAX_ALIGNOF=$pgac_cv_alignof_long
1126 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1127 MAX_ALIGNOF=$pgac_cv_alignof_double
1129 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1130 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1132 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1135 # Some platforms predefine the types int8, int16, etc. Only check
1136 # a (hopefully) representative subset.
1137 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1139 #ifdef HAVE_SUPPORTDEFS_H
1140 #include <SupportDefs.h>
1143 # We also check for sig_atomic_t, which *should* be defined per ANSI
1144 # C, but is missing on some old platforms.
1145 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1148 PGAC_FUNC_POSIX_SIGNALS
1149 if test $ac_cv_func_fseeko = yes; then
1154 # Select semaphore implementation type.
1155 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1156 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1157 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1159 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1160 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1161 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1163 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1164 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1169 # Select shared-memory implementation type.
1170 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1171 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1174 if test "$enable_nls" = yes ; then
1178 # Check for Tcl configuration script tclConfig.sh
1179 if test "$with_tcl" = yes; then
1180 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1181 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1182 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1183 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1186 # Check for Tk configuration script tkConfig.sh
1187 if test "$with_tk" = yes; then
1188 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1189 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1194 # Check for DocBook and tools
1198 PGAC_CHECK_DOCBOOK(4.2)
1199 PGAC_PATH_DOCBOOK_STYLESHEETS
1200 PGAC_PATH_COLLATEINDEX
1201 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1204 # prepare build tree if outside source tree
1205 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1206 # Note 2: /bin/pwd might be better than shell's built-in at getting
1207 # a symlink-free name.
1208 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1212 if test "$no_create" != yes; then
1213 _AS_ECHO_N([preparing build tree... ])
1214 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1215 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1216 || AC_MSG_ERROR(failed)
1220 AC_SUBST(vpath_build)
1223 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1226 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1227 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1228 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1229 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1230 src/include/pg_config_os.h:src/include/port/${template}.h
1231 src/Makefile.port:src/makefiles/Makefile.${template}
1234 AC_CONFIG_HEADERS([src/include/pg_config.h],
1236 # Update timestamp for pg_config.h (see Makefile.global)
1237 echo >src/include/stamp-h