1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.278 2003/08/07 21:11:57 tgl 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, ${default_port},
180 [Define to the default TCP port number on which the server listens and
181 to which clients will try to connect to. This can be overridden at
182 run-time, but it's convenient if your clients have the right default
183 compiled in. (--with-pgport=PORTNUM)])
184 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
185 [Define to the default TCP port number as 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])
227 . "$srcdir/src/template/$template" || exit
229 if test "$ac_env_CFLAGS_set" = set; then
230 CFLAGS=$ac_env_CFLAGS_value
232 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
235 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
237 # Check if the compiler still works with the template settings
238 AC_MSG_CHECKING([whether the C compiler still works])
239 AC_TRY_LINK([], [return 0;],
240 [AC_MSG_RESULT(yes)],
242 AC_MSG_ERROR([cannot proceed])])
244 # Defend against gcc -ffastmath
245 if test "$GCC" = yes; then
246 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
248 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
254 # Create compiler version string
255 if test x"$GCC" = x"yes" ; then
256 cc_string="GCC `${CC} --version | sed q`"
260 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
261 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
262 [A string containing the version number, platform, and C compiler])
266 # Automatic dependency tracking
268 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
274 # Enable assert checks
276 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
277 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
278 [Define to 1 to build with assertion checks. (--enable-cassert)])])
282 # Include directories
286 # SRCH_INC comes from the template file
287 for dir in $with_includes $SRCH_INC; do
288 if test -d "$dir"; then
289 INCLUDES="$INCLUDES -I$dir"
291 AC_MSG_WARN([*** Include directory $dir does not exist.])
299 # Library directories
303 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
304 for dir in $LIBRARY_DIRS $SRCH_LIB; do
305 if test -d "$dir"; then
306 LIBDIRS="$LIBDIRS -L$dir"
308 AC_MSG_WARN([*** Library directory $dir does not exist.])
314 # Enable libpq to be thread-safety
316 AC_MSG_CHECKING([allow thread-safe libpq and ecpg])
317 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety allow libpq and ecpg to be thread-safe],
318 [AC_DEFINE([USE_THREADS], 1, [Define to 1 to build libpq and ecpg to be thread-safe. (--enable-thread-safety)])])
319 AC_MSG_RESULT([$enable_thread_safety])
320 AC_SUBST(enable_thread_safety)
325 AC_MSG_CHECKING([whether to build with Tcl])
326 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
327 AC_MSG_RESULT([$with_tcl])
330 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
331 AC_MSG_CHECKING([whether to build with Tk])
332 if test "$with_tcl" = yes; then
333 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
337 AC_MSG_RESULT([$with_tk])
341 # We see if the path to the Tcl/Tk configuration scripts is specified.
342 # This will override the use of tclsh to find the paths to search.
344 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
346 # We see if the path to the Tk configuration scripts is specified.
347 # This will override the use of tclsh to find the paths to search.
349 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
352 # Optionally build Perl modules (PL/Perl)
354 AC_MSG_CHECKING([whether to build Perl modules])
355 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
356 AC_MSG_RESULT([$with_perl])
360 # Optionally build Python interface module
362 AC_MSG_CHECKING([whether to build Python modules])
363 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python interface module])
364 AC_MSG_RESULT([$with_python])
365 AC_SUBST(with_python)
368 # Optionally build the Java/JDBC tools
370 AC_MSG_CHECKING([whether to build Java/JDBC tools])
371 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
374 if test -z "$ANT"; then
375 AC_MSG_ERROR([Ant is required to build Java components
376 If you have Ant already installed, see config.log for details on the failure.])
378 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
379 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
384 dnl A note on the Kerberos and OpenSSL options:
386 dnl The user can give an argument to the option in order the specify
387 dnl the base path of the respective installation (what he specified
388 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
389 dnl then we take the path where the package installs by default. This
390 dnl way the user doesn't have to use redundant --with-includes and
391 dnl --with-libraries options, but he can still use them if the layout
397 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
398 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
399 [krb4_prefix=/usr/athena],
400 [krb4_prefix=$withval],
403 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
405 if test -d "$krb4_prefix/include"; then
406 INCLUDES="$INCLUDES -I$krb4_prefix/include"
408 if test -d "$krb4_prefix/lib"; then
409 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
412 krb_srvtab="/etc/srvtab"
422 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
423 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
424 [krb5_prefix=/usr/athena],
425 [krb5_prefix=$withval],
428 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
430 if test -d "$krb5_prefix/include"; then
431 INCLUDES="$INCLUDES -I$krb5_prefix/include"
433 if test -d "$krb5_prefix/lib"; then
434 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
437 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
444 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
445 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
446 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
453 # Kerberos configuration parameters
455 PGAC_ARG_REQ(with, krb-srvnam,
456 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
458 [with_krb_srvnam="postgres"])
459 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
460 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
466 AC_MSG_CHECKING([whether to build with PAM support])
467 PGAC_ARG_BOOL(with, pam, no,
468 [ --with-pam build with PAM support],
469 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
470 AC_MSG_RESULT([$with_pam])
477 AC_MSG_CHECKING([whether to build with Rendezvous support])
478 PGAC_ARG_BOOL(with, rendezvous, no,
479 [ --with-rendezvous build with Rendezvous support],
480 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
481 AC_MSG_RESULT([$with_rendezvous])
482 AC_SUBST(with_rendezvous)
488 PGAC_ARG_OPTARG(with, openssl,
489 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
490 [openssl_prefix=/usr/local/ssl],
491 [openssl_prefix=$withval],
493 AC_MSG_RESULT([building with OpenSSL support])
494 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
496 if test -d "${openssl_prefix}/include" ; then
497 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
499 if test -d "${openssl_prefix}/lib" ; then
500 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
504 AC_SUBST(with_openssl)
510 PGAC_ARG_BOOL(with, readline, yes,
511 [ --without-readline do not use Readline])
516 PGAC_ARG_BOOL(with, zlib, yes,
517 [ --without-zlib do not use Zlib])
524 # Assume system is ELF if it predefines __ELF__ as 1,
525 # otherwise believe host_os based default.
527 freebsd1*|freebsd2*) elf=no;;
528 freebsd3*|freebsd4*) elf=yes;;
537 [if test "X$elf" = "Xyes" ; then
548 CPPFLAGS="$CPPFLAGS $INCLUDES"
549 LDFLAGS="$LDFLAGS $LIBDIRS"
551 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
552 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
560 AC_SUBST(with_gnu_ld)
561 case $host_os in sysv5*)
562 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
564 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
565 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
566 LDFLAGS=$pgac_save_LDFLAGS
568 ld_R_works=$pgac_cv_prog_ld_R
572 AC_CHECK_PROGS(LORDER, lorder)
573 AC_PATH_PROG(TAR, tar)
576 AC_CHECK_PROGS(YACC, ['bison -y'])
578 if test "$YACC"; then
579 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
581 *** The installed version of Bison is too old. PostgreSQL needs
582 *** Bison version 1.875 or later.])
586 if test -z "$YACC"; then
588 *** Without Bison you will not be able to build PostgreSQL from CVS or
589 *** change any of the parser definition files. You can obtain Bison from
590 *** a GNU mirror site. (If you are using the official distribution of
591 *** PostgreSQL then you do not need to worry about this because the Bison
592 *** output is pre-generated.) To use a different yacc program (possible,
593 *** but not recommended), set the environment variable YACC before running
599 if test "$with_perl" = yes; then
600 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
601 PGAC_CHECK_PERL_EMBED_LDFLAGS
604 if test "$with_python" = yes; then
606 PGAC_CHECK_PYTHON_MODULE_SETUP
607 PGAC_CHECK_PYTHON_EMBED_SETUP
615 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
617 AC_CHECK_LIB(bsd, main)
619 AC_CHECK_LIB(util, setproctitle)
620 AC_CHECK_LIB(m, main)
621 AC_CHECK_LIB(dl, main)
622 AC_CHECK_LIB(nsl, main)
623 AC_CHECK_LIB(socket, main)
624 AC_CHECK_LIB(ipc, main)
625 AC_CHECK_LIB(IPC, main)
626 AC_CHECK_LIB(lc, main)
627 AC_CHECK_LIB(dld, main)
628 AC_CHECK_LIB(ld, main)
629 AC_CHECK_LIB(compat, main)
630 AC_CHECK_LIB(BSD, main)
631 AC_CHECK_LIB(gen, main)
632 AC_CHECK_LIB(PW, main)
633 AC_CHECK_LIB(resolv, main)
634 AC_CHECK_LIB(wsock32, main)
635 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
637 AC_CHECK_LIB(unix, main)
638 AC_SEARCH_LIBS(crypt, crypt)
640 if test "$PORTNAME" = "beos"
642 AC_CHECK_LIB(bind, __inet_ntoa)
645 AC_SEARCH_LIBS(fdatasync, [rt posix4])
647 AC_CHECK_LIB(cygipc, shmget)
649 if test "$with_readline" = yes; then
651 if test x"$pgac_cv_check_readline" = x"no"; then
652 AC_MSG_ERROR([readline library not found
653 If you have readline already installed, see config.log for details on the
654 failure. It is possible the compiler isn't looking in the proper directory.
655 Use --without-readline to disable readline support.])
659 if test "$with_zlib" = yes; then
660 AC_CHECK_LIB(z, inflate, [],
661 [AC_MSG_ERROR([zlib library not found
662 If you have zlib 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-zlib to disable zlib support.])])
667 if test "$with_krb4" = yes ; then
668 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
669 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
670 AC_REPLACE_FUNCS([gethostname])
673 if test "$with_krb5" = yes ; then
674 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
675 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
676 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
677 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
678 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
679 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
682 if test "$with_openssl" = yes ; then
684 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
685 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
688 if test "$with_pam" = yes ; then
689 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
697 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
698 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])
700 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
701 # netinet/in.h is included first.
702 AC_CHECK_HEADERS(netinet/in.h)
703 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
705 #ifdef HAVE_NETINET_IN_H
706 #include <netinet/in.h>
710 if test "$with_readline" = yes; then
711 AC_CHECK_HEADERS(readline/readline.h, [],
712 [AC_CHECK_HEADERS(editline/readline.h, [],
713 [AC_CHECK_HEADERS(readline.h, [],
714 [AC_MSG_ERROR([readline header not found
715 If you have readline already installed, see config.log for details on the
716 failure. It is possible the compiler isn't looking in the proper directory.
717 Use --without-readline to disable readline support.])])])])
718 AC_CHECK_HEADERS(readline/history.h, [],
719 [AC_CHECK_HEADERS(editline/history.h, [],
720 [AC_CHECK_HEADERS(history.h, [],
721 [AC_MSG_ERROR([history header not found
722 If you have readline already installed, see config.log for details on the
723 failure. It is possible the compiler isn't looking in the proper directory.
724 Use --without-readline to disable readline support.])])])])
727 if test "$with_zlib" = yes; then
728 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
729 If you have zlib already installed, see config.log for details on the
730 failure. It is possible the compiler isn't looking in the proper directory.
731 Use --without-zlib to disable zlib support.])])
734 if test "$with_krb4" = yes ; then
735 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
738 if test "$with_krb5" = yes ; then
739 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
740 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
743 if test "$with_openssl" = yes ; then
744 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
745 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
748 if test "$with_pam" = yes ; then
749 AC_CHECK_HEADERS(security/pam_appl.h, [],
750 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
751 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
754 if test "$with_rendezvous" = yes ; then
755 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
760 ## Types, structures, compiler characteristics
763 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
769 PGAC_C_FUNCNAME_SUPPORT
772 PGAC_STRUCT_SOCKADDR_UN
773 PGAC_STRUCT_SOCKADDR_STORAGE
774 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
777 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
778 [#include <sys/param.h>
779 #include <sys/types.h>
780 #include <sys/socket.h>
781 #include <sys/ucred.h>])
783 AC_CHECK_TYPES([struct option], [], [],
784 [#ifdef HAVE_GETOPT_H
788 if test "$with_zlib" = yes; then
789 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
790 # did not). While we could work around the lack of z_streamp, it
791 # seems unwise to encourage people to use such old zlib versions...
792 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
793 Use --without-zlib to disable zlib support.])],
797 if test "$with_krb5" = yes; then
798 # Check for differences between MIT and Heimdal (KTH) releases
799 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
800 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
801 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
802 [#include <krb5.h>])],
804 AC_CHECK_MEMBERS(krb5_error.text.data, [],
805 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
806 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
807 [#include <krb5.h>])],
813 ## Functions, global variables
816 PGAC_VAR_INT_TIMEZONE
817 AC_FUNC_ACCEPT_ARGTYPES
818 PGAC_FUNC_GETTIMEOFDAY_1ARG
820 # SunOS doesn't handle negative byte comparisons properly with +/- return
823 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
825 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
827 AC_CHECK_TYPE([struct sockaddr_in6],
828 [AC_CHECK_FUNC(inet_ntop,
829 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])])],
831 [$ac_includes_default
832 #include <netinet/in.h>])
834 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
836 [#include <machine/vmparam.h>
837 #include <sys/exec.h>
839 [PS_STRINGS->ps_nargvstr = 1;
840 PS_STRINGS->ps_argvstr = "foo";],
841 [pgac_cv_var_PS_STRINGS=yes],
842 [pgac_cv_var_PS_STRINGS=no])])
843 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
844 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
848 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
849 # is missing. Yes, there are machines that have only one. We may
850 # also decide to use snprintf.c if snprintf() is present but does not
851 # have working "long long int" support -- see below.
853 pgac_need_repl_snprintf=no
854 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
855 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
858 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
859 # include/c.h will provide declarations. Note this is a separate test
860 # from whether the functions exist in the C library --- there are
861 # systems that have the functions but don't bother to declare them :-(
863 AC_CHECK_DECLS([snprintf, vsnprintf])
866 # do this one the hard way in case isinf() is a macro
867 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
871 [double x = 0.0; int res = isinf(x);],
872 [ac_cv_func_isinf=yes],
873 [ac_cv_func_isinf=no])])
875 if test $ac_cv_func_isinf = yes ; then
876 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
879 # Look for a way to implement a substitute for isinf()
880 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
883 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
885 # system's version of getaddrinfo(), if any, may be used only if we found
886 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
887 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
888 AC_REPLACE_FUNCS([getaddrinfo])
890 AC_LIBOBJ(getaddrinfo)
893 # similarly, use system's getopt_long() only if system provides struct option.
894 if test x"$ac_cv_type_struct_option" = xyes ; then
895 AC_REPLACE_FUNCS([getopt_long])
897 AC_LIBOBJ(getopt_long)
900 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
901 # We override the previous test that said fseeko/ftello didn't exist
902 # OS tests are also done in include/c.h and port/fseeko.c
903 case $host_os in bsdi*|netbsd*)
904 ac_cv_func_fseeko=yes
907 # Solaris has a very slow qsort in certain cases, so we replace it.
908 case $host_os in solaris*)
912 # Win32 can't to rename or unlink on an open file
913 case $host_os in mingw*)
916 AC_LIBOBJ(gettimeofday) ;;
919 if test "$with_readline" = yes; then
920 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
921 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
922 AC_CHECK_FUNCS([replace_history_entry])
926 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
927 AC_MSG_CHECKING(for finite)
928 AC_TRY_LINK([#include <math.h>],
929 [int dummy=finite(1.0);],
930 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
934 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
935 dnl (especially on GNU libc)
936 dnl See also comments in c.h.
937 AC_MSG_CHECKING(for sigsetjmp)
938 AC_TRY_LINK([#include <setjmp.h>],
939 [sigjmp_buf x; sigsetjmp(x, 1);],
940 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
944 AC_CHECK_FUNC(syslog,
945 [AC_CHECK_HEADER(syslog.h,
946 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
948 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
949 [AC_TRY_LINK([#include <unistd.h>],
950 [extern int optreset; optreset = 1;],
951 [pgac_cv_var_int_optreset=yes],
952 [pgac_cv_var_int_optreset=no])])
953 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
954 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
957 AC_CHECK_FUNCS([strtoll strtoq], [break])
958 AC_CHECK_FUNCS([strtoull strtouq], [break])
960 # Check for one of atexit() or on_exit()
961 AC_CHECK_FUNCS(atexit, [],
962 [AC_CHECK_FUNCS(on_exit, [],
963 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
970 # For each platform, we need to know about any special compile and link
971 # libraries, and whether the normal C function names are thread-safe.
973 if test "$enable_thread_safety" = yes; then
974 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --with-threads])])
976 if test "$SUPPORTS_THREADS" != yes; then
978 Cannot enable threads on your platform.
979 Please report your platform threading info to the PostgreSQL mailing lists
980 so it can be added to the next release. Report all compile flags, link flags,
981 functions, or libraries required for threading support.
985 # do not use values from template file
989 AC_SUBST(THREAD_CFLAGS)
990 AC_SUBST(THREAD_LIBS)
994 # Check for re-entrant versions of certain functions
996 # Include special flags if threads are enabled _and_ if required for
997 # threading on this platform. Some platforms have *_r functions but
998 # their natively named funcs are threadsafe, and should be used instead.
1000 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1001 # functions are marked "not found", which is perfect.
1003 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNC_NAMES" = yes ; then
1006 CFLAGS="$CFLAGS $THREAD_CFLAGS"
1007 LIBS="$LIBS $THREAD_LIBS"
1008 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1014 # This test makes sure that run tests work at all. Sometimes a shared
1015 # library is found by the linker, but the runtime linker can't find it.
1016 # This check should come after all modifications of compiler or linker
1017 # variables, and before any other run tests.
1018 AC_MSG_CHECKING([test program])
1019 AC_TRY_RUN([int main() { return 0; }],
1020 [AC_MSG_RESULT(ok)],
1021 [AC_MSG_RESULT(failed)
1023 *** Could not execute a simple test program. This may be a problem
1024 *** related to locating shared libraries. Check the file 'config.log'
1025 *** for the exact reason.]])],
1026 [AC_MSG_RESULT([cross-compiling])])
1029 dnl Check to see if we have a working 64-bit integer type.
1030 dnl This breaks down into two steps:
1031 dnl (1) figure out if the compiler has a 64-bit int type with working
1032 dnl arithmetic, and if so
1033 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1034 dnl snprintf is the only library routine we really need for int8 support.)
1035 dnl It's entirely possible to have a compiler that handles a 64-bit type
1036 dnl when the C library doesn't; this is fairly likely when using gcc on
1037 dnl an older platform, for example.
1038 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1039 dnl we force our own version of snprintf() to be used instead.
1040 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1042 PGAC_TYPE_64BIT_INT([long int])
1044 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1045 PGAC_TYPE_64BIT_INT([long long int])
1049 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1051 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1053 #define INT64CONST(x) x##LL
1054 long long int foo = INT64CONST(0x1234567890123456);
1057 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1062 # If we found "long int" is 64 bits, assume snprintf handles it. If
1063 # we found we need to use "long long int", better check. We cope with
1064 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1065 # neither works, fall back to our own snprintf emulation (which we
1068 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1069 if test $pgac_need_repl_snprintf = no; then
1070 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1071 if test "$LONG_LONG_INT_FORMAT" = ""; then
1072 # Force usage of our own snprintf, since system snprintf is broken
1073 pgac_need_repl_snprintf=yes
1074 LONG_LONG_INT_FORMAT='%lld'
1077 # Here if we previously decided we needed to use our own snprintf
1078 LONG_LONG_INT_FORMAT='%lld'
1080 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1082 # Here if we are not using 'long long int' at all
1083 INT64_FORMAT='"%ld"'
1086 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1087 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1089 if test $pgac_need_repl_snprintf = yes; then
1093 # Need a #define for the size of Datum (unsigned long)
1094 AC_CHECK_SIZEOF([unsigned long])
1096 # Determine memory alignment requirements for the basic C data types.
1098 PGAC_CHECK_ALIGNOF(short)
1099 PGAC_CHECK_ALIGNOF(int)
1100 PGAC_CHECK_ALIGNOF(long)
1101 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1102 PGAC_CHECK_ALIGNOF(long long int)
1104 PGAC_CHECK_ALIGNOF(double)
1106 # Compute maximum alignment of any basic type.
1107 # We assume long's alignment is at least as strong as char, short, or int;
1108 # but we must check long long (if it exists) and double.
1110 MAX_ALIGNOF=$pgac_cv_alignof_long
1111 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1112 MAX_ALIGNOF=$pgac_cv_alignof_double
1114 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1115 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1117 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1120 # Some platforms predefine the types int8, int16, etc. Only check
1121 # a (hopefully) representative subset.
1122 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1124 #ifdef HAVE_SUPPORTDEFS_H
1125 #include <SupportDefs.h>
1128 # We also check for sig_atomic_t, which *should* be defined per ANSI
1129 # C, but is missing on some old platforms.
1130 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1133 PGAC_FUNC_POSIX_SIGNALS
1134 if test $ac_cv_func_fseeko = yes; then
1139 # Select semaphore implementation type.
1140 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1141 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1142 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1144 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1145 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1146 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1148 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1149 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1154 # Select shared-memory implementation type.
1155 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1156 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1159 if test "$enable_nls" = yes ; then
1163 # Check for Tcl configuration script tclConfig.sh
1164 if test "$with_tcl" = yes; then
1165 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1166 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1167 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1168 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1171 # Check for Tk configuration script tkConfig.sh
1172 if test "$with_tk" = yes; then
1173 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1174 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1179 # Check for DocBook and tools
1183 PGAC_CHECK_DOCBOOK(3.1)
1184 PGAC_PATH_DOCBOOK_STYLESHEETS
1185 PGAC_PATH_COLLATEINDEX
1186 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1189 # prepare build tree if outside source tree
1190 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1191 # Note 2: /bin/pwd might be better than shell's built-in at getting
1192 # a symlink-free name.
1193 if test "$no_create" != yes; then
1194 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1197 AC_SUBST(vpath_build, yes)
1198 _AS_ECHO_N([preparing build tree... ])
1199 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1200 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1201 || AC_MSG_ERROR(failed)
1207 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1210 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1211 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1212 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1213 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1214 src/include/pg_config_os.h:src/include/port/${template}.h
1215 src/Makefile.port:src/makefiles/Makefile.${template}
1218 AC_CONFIG_HEADERS([src/include/pg_config.h],
1220 # Update timestamp for pg_config.h (see Makefile.global)
1221 echo >src/include/stamp-h