1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.298 2003/10/25 15:32:11 petere 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], [7.4beta5], [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)
205 PGAC_ARG_BOOL(enable, spinlocks, yes,
206 [ --disable-spinlocks do not use spinlocks])
209 # --enable-debug adds -g to compiler flags
211 PGAC_ARG_BOOL(enable, debug, no,
212 [ --enable-debug build with debugging symbols (-g)])
213 AC_SUBST(enable_debug)
219 # For historical reasons you can also use --with-CC to specify the C compiler
220 # to use, although the standard way to do this is to set the CC environment
222 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
225 aix) pgac_cc_list="gcc xlc";;
226 irix) pgac_cc_list="cc";; # no gcc
227 *) pgac_cc_list="gcc cc";;
230 AC_PROG_CC([$pgac_cc_list])
232 pgac_CFLAGS_before_template=$CFLAGS
237 . "$srcdir/src/template/$template" || exit
239 # CFLAGS are selected so:
240 # If the user specifies something in the environment, that is used.
241 # else: If the template file set something, that is used.
242 # else: If the compiler is GCC, then we use -O2.
243 # else: If the compiler is something else, then we use -0.
245 if test "$ac_env_CFLAGS_set" = set; then
246 CFLAGS=$ac_env_CFLAGS_value
247 elif test "$pgac_CFLAGS_before_template" != "$CFLAGS"; then
248 : # (keep what template set)
249 elif test "$GCC" = yes; then
255 # Need to specify -fno-strict-aliasing too in case it's gcc 3.3 or later.
256 PGAC_PROG_CC_NO_STRICT_ALIASING
258 # supply -g if --enable-debug
259 if test "$enable_debug" = yes -a "$ac_cv_prog_cc_g" = yes; then
263 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
265 # We already have this in Makefile.win32, but configure needs it too
266 if test "$PORTNAME" = "win32"; then
267 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32"
270 # Check if the compiler still works with the template settings
271 AC_MSG_CHECKING([whether the C compiler still works])
272 AC_TRY_LINK([], [return 0;],
273 [AC_MSG_RESULT(yes)],
275 AC_MSG_ERROR([cannot proceed])])
277 # Defend against gcc -ffast-math
278 if test "$GCC" = yes; then
279 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
281 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
287 # Create compiler version string
288 if test x"$GCC" = x"yes" ; then
289 cc_string="GCC `${CC} --version | sed q`"
293 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
294 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
295 [A string containing the version number, platform, and C compiler])
299 # Automatic dependency tracking
301 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
307 # Enable assert checks
309 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
310 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
311 [Define to 1 to build with assertion checks. (--enable-cassert)])])
315 # Include directories
319 # SRCH_INC comes from the template file
320 for dir in $with_includes $SRCH_INC; do
321 if test -d "$dir"; then
322 INCLUDES="$INCLUDES -I$dir"
324 AC_MSG_WARN([*** Include directory $dir does not exist.])
332 # Library directories
336 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
337 for dir in $LIBRARY_DIRS $SRCH_LIB; do
338 if test -d "$dir"; then
339 LIBDIRS="$LIBDIRS -L$dir"
341 AC_MSG_WARN([*** Library directory $dir does not exist.])
347 # Enable thread-safe client libraries
349 AC_MSG_CHECKING([allow thread-safe client libraries])
350 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
351 [AC_DEFINE([USE_THREADS], 1,
352 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
353 AC_MSG_RESULT([$enable_thread_safety])
354 AC_SUBST(enable_thread_safety)
359 AC_MSG_CHECKING([whether to build with Tcl])
360 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
361 AC_MSG_RESULT([$with_tcl])
364 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
365 AC_MSG_CHECKING([whether to build with Tk])
366 if test "$with_tcl" = yes; then
367 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
371 AC_MSG_RESULT([$with_tk])
375 # We see if the path to the Tcl/Tk configuration scripts is specified.
376 # This will override the use of tclsh to find the paths to search.
378 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
380 # We see if the path to the Tk configuration scripts is specified.
381 # This will override the use of tclsh to find the paths to search.
383 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
386 # Optionally build Perl modules (PL/Perl)
388 AC_MSG_CHECKING([whether to build Perl modules])
389 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
390 AC_MSG_RESULT([$with_perl])
394 # Optionally build Python modules (PL/Python)
396 AC_MSG_CHECKING([whether to build Python modules])
397 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
398 AC_MSG_RESULT([$with_python])
399 AC_SUBST(with_python)
402 # Optionally build the Java/JDBC tools
404 AC_MSG_CHECKING([whether to build Java/JDBC tools])
405 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
408 if test -z "$ANT"; then
409 AC_MSG_ERROR([Ant is required to build Java components
410 If you have Ant already installed, see config.log for details on the failure.])
412 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
413 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
418 dnl A note on the Kerberos and OpenSSL options:
420 dnl The user can give an argument to the option in order the specify
421 dnl the base path of the respective installation (what he specified
422 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
423 dnl then we take the path where the package installs by default. This
424 dnl way the user doesn't have to use redundant --with-includes and
425 dnl --with-libraries options, but he can still use them if the layout
431 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
432 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
433 [krb4_prefix=/usr/athena],
434 [krb4_prefix=$withval],
437 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
439 if test -d "$krb4_prefix/include"; then
440 INCLUDES="$INCLUDES -I$krb4_prefix/include"
442 if test -d "$krb4_prefix/lib"; then
443 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
446 krb_srvtab="/etc/srvtab"
456 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
457 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
458 [krb5_prefix=/usr/athena],
459 [krb5_prefix=$withval],
462 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
464 if test -d "$krb5_prefix/include"; then
465 INCLUDES="$INCLUDES -I$krb5_prefix/include"
467 if test -d "$krb5_prefix/lib"; then
468 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
471 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
478 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
479 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
480 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
487 # Kerberos configuration parameters
489 PGAC_ARG_REQ(with, krb-srvnam,
490 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
492 [with_krb_srvnam="postgres"])
493 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
494 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
500 AC_MSG_CHECKING([whether to build with PAM support])
501 PGAC_ARG_BOOL(with, pam, no,
502 [ --with-pam build with PAM support],
503 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
504 AC_MSG_RESULT([$with_pam])
511 AC_MSG_CHECKING([whether to build with Rendezvous support])
512 PGAC_ARG_BOOL(with, rendezvous, no,
513 [ --with-rendezvous build with Rendezvous support],
514 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
515 AC_MSG_RESULT([$with_rendezvous])
516 AC_SUBST(with_rendezvous)
522 PGAC_ARG_OPTARG(with, openssl,
523 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
524 [openssl_prefix=/usr/local/ssl],
525 [openssl_prefix=$withval],
527 AC_MSG_RESULT([building with OpenSSL support])
528 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
530 if test -d "${openssl_prefix}/include" ; then
531 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
533 if test -d "${openssl_prefix}/lib" ; then
534 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
538 AC_SUBST(with_openssl)
544 PGAC_ARG_BOOL(with, readline, yes,
545 [ --without-readline do not use Readline])
550 PGAC_ARG_BOOL(with, zlib, yes,
551 [ --without-zlib do not use Zlib])
557 # Assume system is ELF if it predefines __ELF__ as 1,
558 # otherwise believe host_os based default.
560 freebsd1*|freebsd2*) elf=no;;
561 freebsd3*|freebsd4*) elf=yes;;
570 [if test "X$elf" = "Xyes" ; then
581 CPPFLAGS="$CPPFLAGS $INCLUDES"
582 LDFLAGS="$LDFLAGS $LIBDIRS"
584 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
585 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
593 AC_SUBST(with_gnu_ld)
594 case $host_os in sysv5*)
595 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
597 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
598 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
599 LDFLAGS=$pgac_save_LDFLAGS
601 ld_R_works=$pgac_cv_prog_ld_R
605 AC_CHECK_PROGS(LORDER, lorder)
606 AC_PATH_PROG(TAR, tar)
609 AC_CHECK_PROGS(YACC, ['bison -y'])
611 if test "$YACC"; then
612 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
614 *** The installed version of Bison is too old. PostgreSQL needs
615 *** Bison version 1.875 or later.])
619 if test -z "$YACC"; then
621 *** Without Bison you will not be able to build PostgreSQL from CVS or
622 *** change any of the parser definition files. You can obtain Bison from
623 *** a GNU mirror site. (If you are using the official distribution of
624 *** PostgreSQL then you do not need to worry about this because the Bison
625 *** output is pre-generated.) To use a different yacc program (possible,
626 *** but not recommended), set the environment variable YACC before running
632 if test "$with_perl" = yes; then
633 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
634 PGAC_CHECK_PERL_EMBED_LDFLAGS
637 if test "$with_python" = yes; then
639 PGAC_CHECK_PYTHON_EMBED_SETUP
647 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
649 AC_CHECK_LIB(bsd, main)
651 AC_CHECK_LIB(util, setproctitle)
652 AC_CHECK_LIB(m, main)
653 AC_CHECK_LIB(dl, main)
654 AC_CHECK_LIB(nsl, main)
655 AC_CHECK_LIB(socket, main)
656 AC_CHECK_LIB(ipc, main)
657 AC_CHECK_LIB(IPC, main)
658 AC_CHECK_LIB(lc, main)
659 AC_CHECK_LIB(dld, main)
660 AC_CHECK_LIB(ld, main)
661 AC_CHECK_LIB(compat, main)
662 AC_CHECK_LIB(BSD, main)
663 AC_CHECK_LIB(gen, main)
664 AC_CHECK_LIB(PW, main)
665 AC_CHECK_LIB(resolv, main)
666 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
668 AC_CHECK_LIB(unix, main)
669 AC_SEARCH_LIBS(crypt, crypt)
671 if test "$PORTNAME" = "beos"
673 AC_CHECK_LIB(bind, __inet_ntoa)
676 AC_SEARCH_LIBS(fdatasync, [rt posix4])
678 AC_CHECK_LIB(cygipc, shmget)
680 if test "$PORTNAME" = "win32"
682 AC_CHECK_LIB(wsock32, main)
685 if test "$with_readline" = yes; then
687 if test x"$pgac_cv_check_readline" = x"no"; then
688 AC_MSG_ERROR([readline library not found
689 If you have readline already installed, see config.log for details on the
690 failure. It is possible the compiler isn't looking in the proper directory.
691 Use --without-readline to disable readline support.])
695 if test "$with_zlib" = yes; then
696 AC_CHECK_LIB(z, inflate, [],
697 [AC_MSG_ERROR([zlib library not found
698 If you have zlib already installed, see config.log for details on the
699 failure. It is possible the compiler isn't looking in the proper directory.
700 Use --without-zlib to disable zlib support.])])
703 if test "$enable_spinlocks" = yes; then
704 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
707 *** Not using spinlocks will cause poor performance.])
710 if test "$with_krb4" = yes ; then
711 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
712 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
713 AC_REPLACE_FUNCS([gethostname])
716 if test "$with_krb5" = yes ; then
717 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
718 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
719 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
720 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
721 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
722 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
725 if test "$with_openssl" = yes ; then
727 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
728 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
731 if test "$with_pam" = yes ; then
732 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
740 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
741 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])
743 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
744 # netinet/in.h is included first.
745 AC_CHECK_HEADERS(netinet/in.h)
746 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
748 #ifdef HAVE_NETINET_IN_H
749 #include <netinet/in.h>
753 if test "$with_readline" = yes; then
754 AC_CHECK_HEADERS(readline/readline.h, [],
755 [AC_CHECK_HEADERS(editline/readline.h, [],
756 [AC_CHECK_HEADERS(readline.h, [],
757 [AC_MSG_ERROR([readline header not found
758 If you have readline already installed, see config.log for details on the
759 failure. It is possible the compiler isn't looking in the proper directory.
760 Use --without-readline to disable readline support.])])])])
761 AC_CHECK_HEADERS(readline/history.h, [],
762 [AC_CHECK_HEADERS(editline/history.h, [],
763 [AC_CHECK_HEADERS(history.h, [],
764 [AC_MSG_ERROR([history header not found
765 If you have readline already installed, see config.log for details on the
766 failure. It is possible the compiler isn't looking in the proper directory.
767 Use --without-readline to disable readline support.])])])])
770 if test "$with_zlib" = yes; then
771 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
772 If you have zlib already installed, see config.log for details on the
773 failure. It is possible the compiler isn't looking in the proper directory.
774 Use --without-zlib to disable zlib support.])])
777 if test "$with_krb4" = yes ; then
778 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
781 if test "$with_krb5" = yes ; then
782 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
783 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
786 if test "$with_openssl" = yes ; then
787 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
788 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
791 if test "$with_pam" = yes ; then
792 AC_CHECK_HEADERS(security/pam_appl.h, [],
793 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
794 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
797 if test "$with_rendezvous" = yes ; then
798 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
803 ## Types, structures, compiler characteristics
806 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
812 PGAC_C_FUNCNAME_SUPPORT
815 PGAC_STRUCT_SOCKADDR_UN
816 PGAC_STRUCT_SOCKADDR_STORAGE
817 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
820 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
821 [#include <sys/param.h>
822 #include <sys/types.h>
823 #include <sys/socket.h>
824 #include <sys/ucred.h>])
826 AC_CHECK_TYPES([struct option], [], [],
827 [#ifdef HAVE_GETOPT_H
831 if test "$with_zlib" = yes; then
832 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
833 # did not). While we could work around the lack of z_streamp, it
834 # seems unwise to encourage people to use such old zlib versions...
835 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
836 Use --without-zlib to disable zlib support.])],
840 if test "$with_krb5" = yes; then
841 # Check for differences between MIT and Heimdal (KTH) releases
842 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
843 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
844 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
845 [#include <krb5.h>])],
847 AC_CHECK_MEMBERS(krb5_error.text.data, [],
848 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
849 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
850 [#include <krb5.h>])],
856 ## Functions, global variables
859 PGAC_VAR_INT_TIMEZONE
860 AC_FUNC_ACCEPT_ARGTYPES
861 PGAC_FUNC_GETTIMEOFDAY_1ARG
863 # SunOS doesn't handle negative byte comparisons properly with +/- return
866 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
868 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
871 AC_CHECK_TYPE([struct sockaddr_in6],
872 [AC_CHECK_FUNC(inet_ntop,
873 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
876 [$ac_includes_default
877 #include <netinet/in.h>])
880 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
882 [#include <machine/vmparam.h>
883 #include <sys/exec.h>
885 [PS_STRINGS->ps_nargvstr = 1;
886 PS_STRINGS->ps_argvstr = "foo";],
887 [pgac_cv_var_PS_STRINGS=yes],
888 [pgac_cv_var_PS_STRINGS=no])])
889 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
890 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
894 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
895 # is missing. Yes, there are machines that have only one. We may
896 # also decide to use snprintf.c if snprintf() is present but does not
897 # have working "long long int" support -- see below.
899 pgac_need_repl_snprintf=no
900 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
901 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
904 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
905 # include/c.h will provide declarations. Note this is a separate test
906 # from whether the functions exist in the C library --- there are
907 # systems that have the functions but don't bother to declare them :-(
909 AC_CHECK_DECLS([snprintf, vsnprintf])
912 # do this one the hard way in case isinf() is a macro
913 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
917 [double x = 0.0; int res = isinf(x);],
918 [ac_cv_func_isinf=yes],
919 [ac_cv_func_isinf=no])])
921 if test $ac_cv_func_isinf = yes ; then
922 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
925 # Look for a way to implement a substitute for isinf()
926 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
929 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
931 # system's version of getaddrinfo(), if any, may be used only if we found
932 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
933 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
934 AC_REPLACE_FUNCS([getaddrinfo])
936 AC_LIBOBJ(getaddrinfo)
939 # similarly, use system's getopt_long() only if system provides struct option.
940 if test x"$ac_cv_type_struct_option" = xyes ; then
941 AC_REPLACE_FUNCS([getopt_long])
943 AC_LIBOBJ(getopt_long)
946 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
947 # We override the previous test that said fseeko/ftello didn't exist
948 # OS tests are also done in include/c.h and port/fseeko.c
949 case $host_os in bsdi*|netbsd*)
950 ac_cv_func_fseeko=yes
953 # Solaris has a very slow qsort in certain cases, so we replace it.
954 case $host_os in solaris*)
958 # Win32 can't to rename or unlink on an open file
959 case $host_os in mingw*)
962 AC_LIBOBJ(gettimeofday) ;;
965 if test "$with_readline" = yes; then
966 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
967 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
968 AC_CHECK_FUNCS([replace_history_entry])
972 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
973 AC_MSG_CHECKING(for finite)
974 AC_TRY_LINK([#include <math.h>],
975 [int dummy=finite(1.0);],
976 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
980 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
981 dnl (especially on GNU libc)
982 dnl See also comments in c.h.
983 AC_MSG_CHECKING(for sigsetjmp)
984 AC_TRY_LINK([#include <setjmp.h>],
985 [sigjmp_buf x; sigsetjmp(x, 1);],
986 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
990 AC_CHECK_FUNC(syslog,
991 [AC_CHECK_HEADER(syslog.h,
992 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
994 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
995 [AC_TRY_LINK([#include <unistd.h>],
996 [extern int optreset; optreset = 1;],
997 [pgac_cv_var_int_optreset=yes],
998 [pgac_cv_var_int_optreset=no])])
999 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1000 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1003 AC_CHECK_FUNCS([strtoll strtoq], [break])
1004 AC_CHECK_FUNCS([strtoull strtouq], [break])
1006 # Check for one of atexit() or on_exit()
1007 AC_CHECK_FUNCS(atexit, [],
1008 [AC_CHECK_FUNCS(on_exit, [],
1009 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1016 # For each platform, we need to know about any special compile and link
1017 # libraries, and whether the normal C function names are thread-safe.
1018 # See the comment at the top of src/port/thread.c for more information.
1020 if test "$enable_thread_safety" = yes; then
1021 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
1023 if test "$THREAD_SUPPORT" != yes; then
1025 Cannot enable threads on your platform.
1026 Please report your platform threading info to the PostgreSQL mailing lists
1027 so it can be added to the next release. Report all compile flags, link flags,
1028 functions, or libraries required for threading support.
1029 See the comment at the top of src/port/thread.c for more information.
1033 # do not use values from template file
1037 AC_SUBST(THREAD_SUPPORT)
1038 AC_SUBST(THREAD_CPPFLAGS)
1039 AC_SUBST(THREAD_LIBS)
1043 # Check for re-entrant versions of certain functions
1045 # Include special flags if threads are enabled _and_ if required for
1046 # threading on this platform. Some platforms have *_r functions but
1047 # their natively named funcs are threadsafe, and should be used instead.
1049 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1050 # functions are marked "not found", which is perfect.
1052 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNCS" = yes ; then
1055 CFLAGS="$CFLAGS $THREAD_CPPFLAGS"
1056 LIBS="$LIBS $THREAD_LIBS"
1057 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1063 # This test makes sure that run tests work at all. Sometimes a shared
1064 # library is found by the linker, but the runtime linker can't find it.
1065 # This check should come after all modifications of compiler or linker
1066 # variables, and before any other run tests.
1067 AC_MSG_CHECKING([test program])
1068 AC_TRY_RUN([int main() { return 0; }],
1069 [AC_MSG_RESULT(ok)],
1070 [AC_MSG_RESULT(failed)
1072 *** Could not execute a simple test program. This may be a problem
1073 *** related to locating shared libraries. Check the file 'config.log'
1074 *** for the exact reason.]])],
1075 [AC_MSG_RESULT([cross-compiling])])
1078 dnl Check to see if we have a working 64-bit integer type.
1079 dnl This breaks down into two steps:
1080 dnl (1) figure out if the compiler has a 64-bit int type with working
1081 dnl arithmetic, and if so
1082 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1083 dnl snprintf is the only library routine we really need for int8 support.)
1084 dnl It's entirely possible to have a compiler that handles a 64-bit type
1085 dnl when the C library doesn't; this is fairly likely when using gcc on
1086 dnl an older platform, for example.
1087 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1088 dnl we force our own version of snprintf() to be used instead.
1089 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1091 PGAC_TYPE_64BIT_INT([long int])
1093 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1094 PGAC_TYPE_64BIT_INT([long long int])
1098 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1100 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1102 #define INT64CONST(x) x##LL
1103 long long int foo = INT64CONST(0x1234567890123456);
1106 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1111 # If we found "long int" is 64 bits, assume snprintf handles it. If
1112 # we found we need to use "long long int", better check. We cope with
1113 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1114 # neither works, fall back to our own snprintf emulation (which we
1117 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1118 if test $pgac_need_repl_snprintf = no; then
1119 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1120 if test "$LONG_LONG_INT_FORMAT" = ""; then
1121 # Force usage of our own snprintf, since system snprintf is broken
1122 pgac_need_repl_snprintf=yes
1123 LONG_LONG_INT_FORMAT='%lld'
1126 # Here if we previously decided we needed to use our own snprintf
1127 LONG_LONG_INT_FORMAT='%lld'
1129 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1131 # Here if we are not using 'long long int' at all
1132 INT64_FORMAT='"%ld"'
1135 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1136 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1138 if test $pgac_need_repl_snprintf = yes; then
1142 # Need a #define for the size of Datum (unsigned long)
1143 AC_CHECK_SIZEOF([unsigned long])
1145 # Determine memory alignment requirements for the basic C data types.
1147 PGAC_CHECK_ALIGNOF(short)
1148 PGAC_CHECK_ALIGNOF(int)
1149 PGAC_CHECK_ALIGNOF(long)
1150 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1151 PGAC_CHECK_ALIGNOF(long long int)
1153 PGAC_CHECK_ALIGNOF(double)
1155 # Compute maximum alignment of any basic type.
1156 # We assume long's alignment is at least as strong as char, short, or int;
1157 # but we must check long long (if it exists) and double.
1159 MAX_ALIGNOF=$pgac_cv_alignof_long
1160 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1161 MAX_ALIGNOF=$pgac_cv_alignof_double
1163 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1164 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1166 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1169 # Some platforms predefine the types int8, int16, etc. Only check
1170 # a (hopefully) representative subset.
1171 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1173 #ifdef HAVE_SUPPORTDEFS_H
1174 #include <SupportDefs.h>
1177 # We also check for sig_atomic_t, which *should* be defined per ANSI
1178 # C, but is missing on some old platforms.
1179 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1182 PGAC_FUNC_POSIX_SIGNALS
1183 if test $ac_cv_func_fseeko = yes; then
1188 # Select semaphore implementation type.
1189 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1190 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1191 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1193 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1194 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1195 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1197 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1198 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1203 # Select shared-memory implementation type.
1204 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1205 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1208 if test "$enable_nls" = yes ; then
1212 # Check for Tcl configuration script tclConfig.sh
1213 if test "$with_tcl" = yes; then
1214 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1215 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1216 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1217 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1220 # Check for Tk configuration script tkConfig.sh
1221 if test "$with_tk" = yes; then
1222 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1223 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1228 # Check for DocBook and tools
1232 PGAC_CHECK_DOCBOOK(3.1)
1233 PGAC_PATH_DOCBOOK_STYLESHEETS
1234 PGAC_PATH_COLLATEINDEX
1235 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1238 # prepare build tree if outside source tree
1239 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1240 # Note 2: /bin/pwd might be better than shell's built-in at getting
1241 # a symlink-free name.
1242 if test "$no_create" != yes; then
1243 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1246 AC_SUBST(vpath_build, yes)
1247 _AS_ECHO_N([preparing build tree... ])
1248 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1249 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1250 || AC_MSG_ERROR(failed)
1256 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1259 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1260 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1261 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1262 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1263 src/include/pg_config_os.h:src/include/port/${template}.h
1264 src/Makefile.port:src/makefiles/Makefile.${template}
1267 AC_CONFIG_HEADERS([src/include/pg_config.h],
1269 # Update timestamp for pg_config.h (see Makefile.global)
1270 echo >src/include/stamp-h