1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.281 2003/08/16 15:35:51 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], [7.4beta1], [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=$CFLAGS])
241 # Check if the compiler still works with the template settings
242 AC_MSG_CHECKING([whether the C compiler still works])
243 AC_TRY_LINK([], [return 0;],
244 [AC_MSG_RESULT(yes)],
246 AC_MSG_ERROR([cannot proceed])])
248 # Defend against gcc -ffastmath
249 if test "$GCC" = yes; then
250 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
252 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
258 # Create compiler version string
259 if test x"$GCC" = x"yes" ; then
260 cc_string="GCC `${CC} --version | sed q`"
264 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
265 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
266 [A string containing the version number, platform, and C compiler])
270 # Automatic dependency tracking
272 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
278 # Enable assert checks
280 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
281 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
282 [Define to 1 to build with assertion checks. (--enable-cassert)])])
286 # Include directories
290 # SRCH_INC comes from the template file
291 for dir in $with_includes $SRCH_INC; do
292 if test -d "$dir"; then
293 INCLUDES="$INCLUDES -I$dir"
295 AC_MSG_WARN([*** Include directory $dir does not exist.])
303 # Library directories
307 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
308 for dir in $LIBRARY_DIRS $SRCH_LIB; do
309 if test -d "$dir"; then
310 LIBDIRS="$LIBDIRS -L$dir"
312 AC_MSG_WARN([*** Library directory $dir does not exist.])
318 # Enable thread-safe client libraries
320 AC_MSG_CHECKING([allow thread-safe client libraries])
321 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
322 [AC_DEFINE([USE_THREADS], 1,
323 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
324 AC_MSG_RESULT([$enable_thread_safety])
325 AC_SUBST(enable_thread_safety)
330 AC_MSG_CHECKING([whether to build with Tcl])
331 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
332 AC_MSG_RESULT([$with_tcl])
335 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
336 AC_MSG_CHECKING([whether to build with Tk])
337 if test "$with_tcl" = yes; then
338 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
342 AC_MSG_RESULT([$with_tk])
346 # We see if the path to the Tcl/Tk configuration scripts is specified.
347 # This will override the use of tclsh to find the paths to search.
349 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
351 # We see if the path to the Tk configuration scripts is specified.
352 # This will override the use of tclsh to find the paths to search.
354 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
357 # Optionally build Perl modules (PL/Perl)
359 AC_MSG_CHECKING([whether to build Perl modules])
360 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
361 AC_MSG_RESULT([$with_perl])
365 # Optionally build Python interface module
367 AC_MSG_CHECKING([whether to build Python modules])
368 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python interface module])
369 AC_MSG_RESULT([$with_python])
370 AC_SUBST(with_python)
373 # Optionally build the Java/JDBC tools
375 AC_MSG_CHECKING([whether to build Java/JDBC tools])
376 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
379 if test -z "$ANT"; then
380 AC_MSG_ERROR([Ant is required to build Java components
381 If you have Ant already installed, see config.log for details on the failure.])
383 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
384 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
389 dnl A note on the Kerberos and OpenSSL options:
391 dnl The user can give an argument to the option in order the specify
392 dnl the base path of the respective installation (what he specified
393 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
394 dnl then we take the path where the package installs by default. This
395 dnl way the user doesn't have to use redundant --with-includes and
396 dnl --with-libraries options, but he can still use them if the layout
402 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
403 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
404 [krb4_prefix=/usr/athena],
405 [krb4_prefix=$withval],
408 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
410 if test -d "$krb4_prefix/include"; then
411 INCLUDES="$INCLUDES -I$krb4_prefix/include"
413 if test -d "$krb4_prefix/lib"; then
414 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
417 krb_srvtab="/etc/srvtab"
427 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
428 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
429 [krb5_prefix=/usr/athena],
430 [krb5_prefix=$withval],
433 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
435 if test -d "$krb5_prefix/include"; then
436 INCLUDES="$INCLUDES -I$krb5_prefix/include"
438 if test -d "$krb5_prefix/lib"; then
439 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
442 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
449 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
450 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
451 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
458 # Kerberos configuration parameters
460 PGAC_ARG_REQ(with, krb-srvnam,
461 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
463 [with_krb_srvnam="postgres"])
464 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
465 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
471 AC_MSG_CHECKING([whether to build with PAM support])
472 PGAC_ARG_BOOL(with, pam, no,
473 [ --with-pam build with PAM support],
474 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
475 AC_MSG_RESULT([$with_pam])
482 AC_MSG_CHECKING([whether to build with Rendezvous support])
483 PGAC_ARG_BOOL(with, rendezvous, no,
484 [ --with-rendezvous build with Rendezvous support],
485 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
486 AC_MSG_RESULT([$with_rendezvous])
487 AC_SUBST(with_rendezvous)
493 PGAC_ARG_OPTARG(with, openssl,
494 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
495 [openssl_prefix=/usr/local/ssl],
496 [openssl_prefix=$withval],
498 AC_MSG_RESULT([building with OpenSSL support])
499 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
501 if test -d "${openssl_prefix}/include" ; then
502 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
504 if test -d "${openssl_prefix}/lib" ; then
505 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
509 AC_SUBST(with_openssl)
515 PGAC_ARG_BOOL(with, readline, yes,
516 [ --without-readline do not use Readline])
521 PGAC_ARG_BOOL(with, zlib, yes,
522 [ --without-zlib do not use Zlib])
529 # Assume system is ELF if it predefines __ELF__ as 1,
530 # otherwise believe host_os based default.
532 freebsd1*|freebsd2*) elf=no;;
533 freebsd3*|freebsd4*) elf=yes;;
542 [if test "X$elf" = "Xyes" ; then
553 CPPFLAGS="$CPPFLAGS $INCLUDES"
554 LDFLAGS="$LDFLAGS $LIBDIRS"
556 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
557 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
565 AC_SUBST(with_gnu_ld)
566 case $host_os in sysv5*)
567 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
569 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
570 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
571 LDFLAGS=$pgac_save_LDFLAGS
573 ld_R_works=$pgac_cv_prog_ld_R
577 AC_CHECK_PROGS(LORDER, lorder)
578 AC_PATH_PROG(TAR, tar)
581 AC_CHECK_PROGS(YACC, ['bison -y'])
583 if test "$YACC"; then
584 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
586 *** The installed version of Bison is too old. PostgreSQL needs
587 *** Bison version 1.875 or later.])
591 if test -z "$YACC"; then
593 *** Without Bison you will not be able to build PostgreSQL from CVS or
594 *** change any of the parser definition files. You can obtain Bison from
595 *** a GNU mirror site. (If you are using the official distribution of
596 *** PostgreSQL then you do not need to worry about this because the Bison
597 *** output is pre-generated.) To use a different yacc program (possible,
598 *** but not recommended), set the environment variable YACC before running
604 if test "$with_perl" = yes; then
605 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
606 PGAC_CHECK_PERL_EMBED_LDFLAGS
609 if test "$with_python" = yes; then
611 PGAC_CHECK_PYTHON_MODULE_SETUP
612 PGAC_CHECK_PYTHON_EMBED_SETUP
620 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
622 AC_CHECK_LIB(bsd, main)
624 AC_CHECK_LIB(util, setproctitle)
625 AC_CHECK_LIB(m, main)
626 AC_CHECK_LIB(dl, main)
627 AC_CHECK_LIB(nsl, main)
628 AC_CHECK_LIB(socket, main)
629 AC_CHECK_LIB(ipc, main)
630 AC_CHECK_LIB(IPC, main)
631 AC_CHECK_LIB(lc, main)
632 AC_CHECK_LIB(dld, main)
633 AC_CHECK_LIB(ld, main)
634 AC_CHECK_LIB(compat, main)
635 AC_CHECK_LIB(BSD, main)
636 AC_CHECK_LIB(gen, main)
637 AC_CHECK_LIB(PW, main)
638 AC_CHECK_LIB(resolv, main)
639 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
641 AC_CHECK_LIB(unix, main)
642 AC_SEARCH_LIBS(crypt, crypt)
644 if test "$PORTNAME" = "beos"
646 AC_CHECK_LIB(bind, __inet_ntoa)
649 AC_SEARCH_LIBS(fdatasync, [rt posix4])
651 AC_CHECK_LIB(cygipc, shmget)
653 if test "$PORTNAME" = "win32"
655 AC_CHECK_LIB(wsock32, main)
658 if test "$with_readline" = yes; then
660 if test x"$pgac_cv_check_readline" = x"no"; then
661 AC_MSG_ERROR([readline library not found
662 If you have readline already installed, see config.log for details on the
663 failure. It is possible the compiler isn't looking in the proper directory.
664 Use --without-readline to disable readline support.])
668 if test "$with_zlib" = yes; then
669 AC_CHECK_LIB(z, inflate, [],
670 [AC_MSG_ERROR([zlib library not found
671 If you have zlib already installed, see config.log for details on the
672 failure. It is possible the compiler isn't looking in the proper directory.
673 Use --without-zlib to disable zlib support.])])
676 if test "$with_krb4" = yes ; then
677 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
678 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
679 AC_REPLACE_FUNCS([gethostname])
682 if test "$with_krb5" = yes ; then
683 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
684 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
685 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
686 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
687 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
688 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
691 if test "$with_openssl" = yes ; then
693 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
694 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
697 if test "$with_pam" = yes ; then
698 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
706 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
707 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/un.h termios.h utime.h kernel/OS.h kernel/image.h SupportDefs.h])
709 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
710 # netinet/in.h is included first.
711 AC_CHECK_HEADERS(netinet/in.h)
712 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
714 #ifdef HAVE_NETINET_IN_H
715 #include <netinet/in.h>
719 if test "$with_readline" = yes; then
720 AC_CHECK_HEADERS(readline/readline.h, [],
721 [AC_CHECK_HEADERS(editline/readline.h, [],
722 [AC_CHECK_HEADERS(readline.h, [],
723 [AC_MSG_ERROR([readline header not found
724 If you have readline already installed, see config.log for details on the
725 failure. It is possible the compiler isn't looking in the proper directory.
726 Use --without-readline to disable readline support.])])])])
727 AC_CHECK_HEADERS(readline/history.h, [],
728 [AC_CHECK_HEADERS(editline/history.h, [],
729 [AC_CHECK_HEADERS(history.h, [],
730 [AC_MSG_ERROR([history header not found
731 If you have readline already installed, see config.log for details on the
732 failure. It is possible the compiler isn't looking in the proper directory.
733 Use --without-readline to disable readline support.])])])])
736 if test "$with_zlib" = yes; then
737 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
738 If you have zlib already installed, see config.log for details on the
739 failure. It is possible the compiler isn't looking in the proper directory.
740 Use --without-zlib to disable zlib support.])])
743 if test "$with_krb4" = yes ; then
744 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
747 if test "$with_krb5" = yes ; then
748 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
749 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
752 if test "$with_openssl" = yes ; then
753 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
754 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
757 if test "$with_pam" = yes ; then
758 AC_CHECK_HEADERS(security/pam_appl.h, [],
759 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
760 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
763 if test "$with_rendezvous" = yes ; then
764 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
769 ## Types, structures, compiler characteristics
772 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
778 PGAC_C_FUNCNAME_SUPPORT
781 PGAC_STRUCT_SOCKADDR_UN
782 PGAC_STRUCT_SOCKADDR_STORAGE
783 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
786 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
787 [#include <sys/param.h>
788 #include <sys/types.h>
789 #include <sys/socket.h>
790 #include <sys/ucred.h>])
792 AC_CHECK_TYPES([struct option], [], [],
793 [#ifdef HAVE_GETOPT_H
797 if test "$with_zlib" = yes; then
798 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
799 # did not). While we could work around the lack of z_streamp, it
800 # seems unwise to encourage people to use such old zlib versions...
801 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
802 Use --without-zlib to disable zlib support.])],
806 if test "$with_krb5" = yes; then
807 # Check for differences between MIT and Heimdal (KTH) releases
808 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
809 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
810 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
811 [#include <krb5.h>])],
813 AC_CHECK_MEMBERS(krb5_error.text.data, [],
814 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
815 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
816 [#include <krb5.h>])],
822 ## Functions, global variables
825 PGAC_VAR_INT_TIMEZONE
826 AC_FUNC_ACCEPT_ARGTYPES
827 PGAC_FUNC_GETTIMEOFDAY_1ARG
829 # SunOS doesn't handle negative byte comparisons properly with +/- return
832 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
834 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.])])],
840 [$ac_includes_default
841 #include <netinet/in.h>])
843 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
845 [#include <machine/vmparam.h>
846 #include <sys/exec.h>
848 [PS_STRINGS->ps_nargvstr = 1;
849 PS_STRINGS->ps_argvstr = "foo";],
850 [pgac_cv_var_PS_STRINGS=yes],
851 [pgac_cv_var_PS_STRINGS=no])])
852 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
853 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
857 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
858 # is missing. Yes, there are machines that have only one. We may
859 # also decide to use snprintf.c if snprintf() is present but does not
860 # have working "long long int" support -- see below.
862 pgac_need_repl_snprintf=no
863 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
864 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
867 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
868 # include/c.h will provide declarations. Note this is a separate test
869 # from whether the functions exist in the C library --- there are
870 # systems that have the functions but don't bother to declare them :-(
872 AC_CHECK_DECLS([snprintf, vsnprintf])
875 # do this one the hard way in case isinf() is a macro
876 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
880 [double x = 0.0; int res = isinf(x);],
881 [ac_cv_func_isinf=yes],
882 [ac_cv_func_isinf=no])])
884 if test $ac_cv_func_isinf = yes ; then
885 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
888 # Look for a way to implement a substitute for isinf()
889 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
892 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
894 # system's version of getaddrinfo(), if any, may be used only if we found
895 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
896 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
897 AC_REPLACE_FUNCS([getaddrinfo])
899 AC_LIBOBJ(getaddrinfo)
902 # similarly, use system's getopt_long() only if system provides struct option.
903 if test x"$ac_cv_type_struct_option" = xyes ; then
904 AC_REPLACE_FUNCS([getopt_long])
906 AC_LIBOBJ(getopt_long)
909 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
910 # We override the previous test that said fseeko/ftello didn't exist
911 # OS tests are also done in include/c.h and port/fseeko.c
912 case $host_os in bsdi*|netbsd*)
913 ac_cv_func_fseeko=yes
916 # Solaris has a very slow qsort in certain cases, so we replace it.
917 case $host_os in solaris*)
921 # Win32 can't to rename or unlink on an open file
922 case $host_os in mingw*)
925 AC_LIBOBJ(gettimeofday) ;;
928 if test "$with_readline" = yes; then
929 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
930 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
931 AC_CHECK_FUNCS([replace_history_entry])
935 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
936 AC_MSG_CHECKING(for finite)
937 AC_TRY_LINK([#include <math.h>],
938 [int dummy=finite(1.0);],
939 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
943 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
944 dnl (especially on GNU libc)
945 dnl See also comments in c.h.
946 AC_MSG_CHECKING(for sigsetjmp)
947 AC_TRY_LINK([#include <setjmp.h>],
948 [sigjmp_buf x; sigsetjmp(x, 1);],
949 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
953 AC_CHECK_FUNC(syslog,
954 [AC_CHECK_HEADER(syslog.h,
955 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
957 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
958 [AC_TRY_LINK([#include <unistd.h>],
959 [extern int optreset; optreset = 1;],
960 [pgac_cv_var_int_optreset=yes],
961 [pgac_cv_var_int_optreset=no])])
962 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
963 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
966 AC_CHECK_FUNCS([strtoll strtoq], [break])
967 AC_CHECK_FUNCS([strtoull strtouq], [break])
969 # Check for one of atexit() or on_exit()
970 AC_CHECK_FUNCS(atexit, [],
971 [AC_CHECK_FUNCS(on_exit, [],
972 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
979 # For each platform, we need to know about any special compile and link
980 # libraries, and whether the normal C function names are thread-safe.
981 # See the comment at the top of src/port/thread.c for more information.
983 if test "$enable_thread_safety" = yes; then
984 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
986 if test "$SUPPORTS_THREADS" != yes; then
988 Cannot enable threads on your platform.
989 Please report your platform threading info to the PostgreSQL mailing lists
990 so it can be added to the next release. Report all compile flags, link flags,
991 functions, or libraries required for threading support.
992 See the comment at the top of src/port/thread.c for more information.
996 # do not use values from template file
1000 AC_SUBST(THREAD_CFLAGS)
1001 AC_SUBST(THREAD_LIBS)
1005 # Check for re-entrant versions of certain functions
1007 # Include special flags if threads are enabled _and_ if required for
1008 # threading on this platform. Some platforms have *_r functions but
1009 # their natively named funcs are threadsafe, and should be used instead.
1011 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1012 # functions are marked "not found", which is perfect.
1014 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNC_NAMES" = yes ; then
1017 CFLAGS="$CFLAGS $THREAD_CFLAGS"
1018 LIBS="$LIBS $THREAD_LIBS"
1019 AC_CHECK_FUNC(strerror_r,
1020 [], [AC_MSG_ERROR([strerror_r not found, required on this platform for --enable-thread-safety])])
1021 AC_CHECK_FUNC(getpwuid_r,
1022 [], [AC_MSG_ERROR([getpwuid_r not found, required on this platform for --enable-thread-safety])])
1023 AC_CHECK_FUNC(gethostbyname_r,
1024 [], [AC_MSG_ERROR([gethostbyname_r not found, required on this platform for --enable-thread-safety])])
1030 # This test makes sure that run tests work at all. Sometimes a shared
1031 # library is found by the linker, but the runtime linker can't find it.
1032 # This check should come after all modifications of compiler or linker
1033 # variables, and before any other run tests.
1034 AC_MSG_CHECKING([test program])
1035 AC_TRY_RUN([int main() { return 0; }],
1036 [AC_MSG_RESULT(ok)],
1037 [AC_MSG_RESULT(failed)
1039 *** Could not execute a simple test program. This may be a problem
1040 *** related to locating shared libraries. Check the file 'config.log'
1041 *** for the exact reason.]])],
1042 [AC_MSG_RESULT([cross-compiling])])
1045 dnl Check to see if we have a working 64-bit integer type.
1046 dnl This breaks down into two steps:
1047 dnl (1) figure out if the compiler has a 64-bit int type with working
1048 dnl arithmetic, and if so
1049 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1050 dnl snprintf is the only library routine we really need for int8 support.)
1051 dnl It's entirely possible to have a compiler that handles a 64-bit type
1052 dnl when the C library doesn't; this is fairly likely when using gcc on
1053 dnl an older platform, for example.
1054 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1055 dnl we force our own version of snprintf() to be used instead.
1056 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1058 PGAC_TYPE_64BIT_INT([long int])
1060 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1061 PGAC_TYPE_64BIT_INT([long long int])
1065 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1067 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1069 #define INT64CONST(x) x##LL
1070 long long int foo = INT64CONST(0x1234567890123456);
1073 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1078 # If we found "long int" is 64 bits, assume snprintf handles it. If
1079 # we found we need to use "long long int", better check. We cope with
1080 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1081 # neither works, fall back to our own snprintf emulation (which we
1084 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1085 if test $pgac_need_repl_snprintf = no; then
1086 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1087 if test "$LONG_LONG_INT_FORMAT" = ""; then
1088 # Force usage of our own snprintf, since system snprintf is broken
1089 pgac_need_repl_snprintf=yes
1090 LONG_LONG_INT_FORMAT='%lld'
1093 # Here if we previously decided we needed to use our own snprintf
1094 LONG_LONG_INT_FORMAT='%lld'
1096 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1098 # Here if we are not using 'long long int' at all
1099 INT64_FORMAT='"%ld"'
1102 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1103 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1105 if test $pgac_need_repl_snprintf = yes; then
1109 # Need a #define for the size of Datum (unsigned long)
1110 AC_CHECK_SIZEOF([unsigned long])
1112 # Determine memory alignment requirements for the basic C data types.
1114 PGAC_CHECK_ALIGNOF(short)
1115 PGAC_CHECK_ALIGNOF(int)
1116 PGAC_CHECK_ALIGNOF(long)
1117 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1118 PGAC_CHECK_ALIGNOF(long long int)
1120 PGAC_CHECK_ALIGNOF(double)
1122 # Compute maximum alignment of any basic type.
1123 # We assume long's alignment is at least as strong as char, short, or int;
1124 # but we must check long long (if it exists) and double.
1126 MAX_ALIGNOF=$pgac_cv_alignof_long
1127 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1128 MAX_ALIGNOF=$pgac_cv_alignof_double
1130 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1131 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1133 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1136 # Some platforms predefine the types int8, int16, etc. Only check
1137 # a (hopefully) representative subset.
1138 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1140 #ifdef HAVE_SUPPORTDEFS_H
1141 #include <SupportDefs.h>
1144 # We also check for sig_atomic_t, which *should* be defined per ANSI
1145 # C, but is missing on some old platforms.
1146 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1149 PGAC_FUNC_POSIX_SIGNALS
1150 if test $ac_cv_func_fseeko = yes; then
1155 # Select semaphore implementation type.
1156 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1157 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1158 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1160 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1161 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1162 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1164 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1165 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1170 # Select shared-memory implementation type.
1171 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1172 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1175 if test "$enable_nls" = yes ; then
1179 # Check for Tcl configuration script tclConfig.sh
1180 if test "$with_tcl" = yes; then
1181 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1182 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1183 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1184 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1187 # Check for Tk configuration script tkConfig.sh
1188 if test "$with_tk" = yes; then
1189 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1190 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1195 # Check for DocBook and tools
1199 PGAC_CHECK_DOCBOOK(3.1)
1200 PGAC_PATH_DOCBOOK_STYLESHEETS
1201 PGAC_PATH_COLLATEINDEX
1202 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1205 # prepare build tree if outside source tree
1206 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1207 # Note 2: /bin/pwd might be better than shell's built-in at getting
1208 # a symlink-free name.
1209 if test "$no_create" != yes; then
1210 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1213 AC_SUBST(vpath_build, yes)
1214 _AS_ECHO_N([preparing build tree... ])
1215 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1216 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1217 || AC_MSG_ERROR(failed)
1223 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1226 src/backend/port/dynloader.c:src/backend/port/dynloader/${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