1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.308 2003/11/29 19:51:16 pgsql Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 AC_INIT([PostgreSQL], [7.5devel], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright 2003 PostgreSQL Global Development Group])
24 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
25 AC_CONFIG_AUX_DIR(config)
26 AC_PREFIX_DEFAULT(/usr/local/pgsql)
27 AC_SUBST(configure_args, [$ac_configure_args])
29 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version])
34 AC_MSG_CHECKING([which template to use])
36 PGAC_ARG_REQ(with, template, [],
39 list) echo; ls "$srcdir/src/template"; exit;;
40 *) if test -f "$srcdir/src/template/$with_template" ; then
43 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
48 # --with-template not given
52 beos*) template=beos ;;
53 bsdi*) template=bsdi ;;
54 cygwin*) template=cygwin ;;
55 darwin*) template=darwin ;;
56 dgux*) template=dgux ;;
57 freebsd*) template=freebsd ;;
58 hpux*) template=hpux ;;
59 irix*) template=irix5 ;;
60 linux*) template=linux ;;
61 mingw*) template=win32 ;;
62 netbsd*) template=netbsd ;;
63 nextstep*) template=nextstep ;;
64 openbsd*) template=openbsd ;;
66 qnx*) template=qnx4 ;;
68 solaris*) template=solaris ;;
69 sunos*) template=sunos4 ;;
72 univel) template=univel ;;
74 sysv4*) template=svr4 ;;
75 sysv5*) template=unixware ;;
76 ultrix*) template=ultrix4 ;;
79 if test x"$template" = x"" ; then
81 *******************************************************************
82 PostgreSQL has apparently not been ported to your platform yet.
83 To try a manual configuration, look into the src/template directory
84 for a similar platform and use the '--with-template=' option.
86 Please also contact <pgsql-ports@postgresql.org> to see about
87 rectifying this. Include the above 'checking host system type...'
89 *******************************************************************
95 AC_MSG_RESULT([$template])
100 # Pick right test-and-set (TAS) code. Most platforms have inline
101 # assembler code in src/include/storage/s_lock.h, so we just use
104 hppa*-*-hpux*) need_tas=yes; tas_file=hpux_hppa.s ;;
105 sparc-*-solaris*) need_tas=yes; tas_file=solaris_sparc.s ;;
106 i?86-*-solaris*) need_tas=yes; tas_file=solaris_i386.s ;;
107 *) need_tas=no; tas_file=dummy.s ;;
109 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
111 if test "$need_tas" = yes ; then
119 ## Command line options
123 # Installation directory for documentation
125 PGAC_ARG(with, docdir, [ --with-docdir=DIR install the documentation in DIR [[PREFIX/doc]]
126 --without-docdir do not install the documentation],
127 [AC_MSG_ERROR([option --with-docdir requires an argument])],
130 [docdir='${prefix}/doc'])
135 # Add non-standard directories to the include path
137 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
141 # Add non-standard directories to the library search path
143 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
144 [LIBRARY_DIRS=$withval])
146 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
147 [LIBRARY_DIRS=$withval])
151 # 64-bit integer date/time storage (--enable-integer-datetimes)
153 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
154 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
155 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
156 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
157 AC_MSG_RESULT([$enable_integer_datetimes])
163 AC_MSG_CHECKING([whether NLS is wanted])
164 PGAC_ARG_OPTARG(enable, nls,
165 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
167 [WANTED_LANGUAGES=$enableval],
168 [AC_DEFINE(ENABLE_NLS, 1,
169 [Define to 1 if you want National Language Support. (--enable-nls)])])
170 AC_MSG_RESULT([$enable_nls])
172 AC_SUBST(WANTED_LANGUAGES)
175 # Default port number (--with-pgport), default 5432
177 AC_MSG_CHECKING([for default port number])
178 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
179 [default_port=$withval],
181 AC_MSG_RESULT([$default_port])
182 # Need both of these because some places want an integer and some a string
183 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
184 [Define to the default TCP port number on which the server listens and
185 to which clients will try to connect. This can be overridden at run-time,
186 but it's convenient if your clients have the right default compiled in.
187 (--with-pgport=PORTNUM)])
188 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
189 [Define to the default TCP port number as a string constant.])
190 AC_SUBST(default_port)
193 # Option to disable shared libraries
195 PGAC_ARG_BOOL(enable, shared, yes,
196 [ --disable-shared do not build shared libraries])
197 AC_SUBST(enable_shared)
200 # '-rpath'-like feature can be disabled
202 PGAC_ARG_BOOL(enable, rpath, yes,
203 [ --disable-rpath do not embed shared library search path in executables])
204 AC_SUBST(enable_rpath)
209 PGAC_ARG_BOOL(enable, spinlocks, yes,
210 [ --disable-spinlocks do not use spinlocks])
213 # --enable-debug adds -g to compiler flags
215 PGAC_ARG_BOOL(enable, debug, no,
216 [ --enable-debug build with debugging symbols (-g)])
217 AC_SUBST(enable_debug)
223 # For historical reasons you can also use --with-CC to specify the C compiler
224 # to use, although the standard way to do this is to set the CC environment
226 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
229 aix) pgac_cc_list="gcc xlc";;
230 irix) pgac_cc_list="cc";; # no gcc
231 *) pgac_cc_list="gcc cc";;
234 AC_PROG_CC([$pgac_cc_list])
241 . "$srcdir/src/template/$template" || exit
243 # CFLAGS are selected so:
244 # If the user specifies something in the environment, that is used.
245 # else: If the template file set something, that is used.
246 # else: If the compiler is GCC, then we use -O2.
247 # else: If the compiler is something else, then we use -0.
249 if test "$ac_env_CFLAGS_set" = set; then
250 CFLAGS=$ac_env_CFLAGS_value
251 elif test "${CFLAGS+set}" = set; then
252 : # (keep what template set)
253 elif test "$GCC" = yes; then
256 # if the user selected debug mode, don't use -O
257 if test "$enable_debug" != yes; then
262 # Need to specify -fno-strict-aliasing too in case it's gcc 3.3 or later.
263 PGAC_PROG_CC_NO_STRICT_ALIASING
265 # supply -g if --enable-debug
266 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
270 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
272 # We already have this in Makefile.win32, but configure needs it too
273 if test "$PORTNAME" = "win32"; then
274 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32"
277 # Check if the compiler still works with the template settings
278 AC_MSG_CHECKING([whether the C compiler still works])
279 AC_TRY_LINK([], [return 0;],
280 [AC_MSG_RESULT(yes)],
282 AC_MSG_ERROR([cannot proceed])])
284 # Defend against gcc -ffast-math
285 if test "$GCC" = yes; then
286 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
288 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
294 # Create compiler version string
295 if test x"$GCC" = x"yes" ; then
296 cc_string="GCC `${CC} --version | sed q`"
300 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
301 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
302 [A string containing the version number, platform, and C compiler])
306 # Automatic dependency tracking
308 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
314 # Enable assert checks
316 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
317 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
318 [Define to 1 to build with assertion checks. (--enable-cassert)])])
322 # Include directories
326 # SRCH_INC comes from the template file
327 for dir in $with_includes $SRCH_INC; do
328 if test -d "$dir"; then
329 INCLUDES="$INCLUDES -I$dir"
331 AC_MSG_WARN([*** Include directory $dir does not exist.])
339 # Library directories
343 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
344 for dir in $LIBRARY_DIRS $SRCH_LIB; do
345 if test -d "$dir"; then
346 LIBDIRS="$LIBDIRS -L$dir"
348 AC_MSG_WARN([*** Library directory $dir does not exist.])
354 # Enable thread-safe client libraries
356 AC_MSG_CHECKING([allow thread-safe client libraries])
357 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
358 [AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
359 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
360 AC_MSG_RESULT([$enable_thread_safety])
361 AC_SUBST(enable_thread_safety)
366 AC_MSG_CHECKING([whether to build with Tcl])
367 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
368 AC_MSG_RESULT([$with_tcl])
371 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
372 AC_MSG_CHECKING([whether to build with Tk])
373 if test "$with_tcl" = yes; then
374 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
378 AC_MSG_RESULT([$with_tk])
382 # We see if the path to the Tcl/Tk configuration scripts is specified.
383 # This will override the use of tclsh to find the paths to search.
385 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
387 # We see if the path to the Tk configuration scripts is specified.
388 # This will override the use of tclsh to find the paths to search.
390 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
393 # Optionally build Perl modules (PL/Perl)
395 AC_MSG_CHECKING([whether to build Perl modules])
396 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
397 AC_MSG_RESULT([$with_perl])
401 # Optionally build Python modules (PL/Python)
403 AC_MSG_CHECKING([whether to build Python modules])
404 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
405 AC_MSG_RESULT([$with_python])
406 AC_SUBST(with_python)
409 # Optionally build the Java/JDBC tools
411 AC_MSG_CHECKING([whether to build Java/JDBC tools])
412 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
415 if test -z "$ANT"; then
416 AC_MSG_ERROR([Ant is required to build Java components
417 If you have Ant already installed, see config.log for details on the failure.])
419 if "$ANT" -version | egrep -i 'ant version' | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
420 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
428 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
429 PGAC_ARG_BOOL(with, krb4, no, [ --with-krb4 build with Kerberos 4 support],
431 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
432 krb_srvtab="/etc/srvtab"
434 AC_MSG_RESULT([$with_krb4])
441 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
442 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
444 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
445 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
447 AC_MSG_RESULT([$with_krb5])
451 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
452 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
453 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
460 # Kerberos configuration parameters
462 PGAC_ARG_REQ(with, krb-srvnam,
463 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [[postgres]]],
465 [with_krb_srvnam="postgres"])
466 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
467 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
473 AC_MSG_CHECKING([whether to build with PAM support])
474 PGAC_ARG_BOOL(with, pam, no,
475 [ --with-pam build with PAM support],
476 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
477 AC_MSG_RESULT([$with_pam])
484 AC_MSG_CHECKING([whether to build with Rendezvous support])
485 PGAC_ARG_BOOL(with, rendezvous, no,
486 [ --with-rendezvous build with Rendezvous support],
487 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
488 AC_MSG_RESULT([$with_rendezvous])
489 AC_SUBST(with_rendezvous)
495 AC_MSG_CHECKING([whether to build with OpenSSL support])
496 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
497 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
498 AC_MSG_RESULT([$with_openssl])
499 AC_SUBST(with_openssl)
505 PGAC_ARG_BOOL(with, readline, yes,
506 [ --without-readline do not use Readline])
511 PGAC_ARG_BOOL(with, zlib, yes,
512 [ --without-zlib do not use Zlib])
518 # Assume system is ELF if it predefines __ELF__ as 1,
519 # otherwise believe host_os based default.
521 freebsd1*|freebsd2*) elf=no;;
522 freebsd3*|freebsd4*) elf=yes;;
531 [if test "X$elf" = "Xyes" ; then
542 CPPFLAGS="$CPPFLAGS $INCLUDES"
543 LDFLAGS="$LDFLAGS $LIBDIRS"
545 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
546 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
554 AC_SUBST(with_gnu_ld)
555 case $host_os in sysv5*)
556 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
558 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
559 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
560 LDFLAGS=$pgac_save_LDFLAGS
562 ld_R_works=$pgac_cv_prog_ld_R
566 AC_CHECK_PROGS(LORDER, lorder)
567 AC_PATH_PROG(TAR, tar)
570 AC_CHECK_PROGS(YACC, ['bison -y'])
572 if test "$YACC"; then
573 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
575 *** The installed version of Bison is too old. PostgreSQL needs
576 *** Bison version 1.875 or later.])
580 if test -z "$YACC"; then
582 *** Without Bison you will not be able to build PostgreSQL from CVS or
583 *** change any of the parser definition files. You can obtain Bison from
584 *** a GNU mirror site. (If you are using the official distribution of
585 *** PostgreSQL then you do not need to worry about this because the Bison
586 *** output is pre-generated.) To use a different yacc program (possible,
587 *** but not recommended), set the environment variable YACC before running
593 if test "$with_perl" = yes; then
594 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
595 PGAC_CHECK_PERL_EMBED_LDFLAGS
598 if test "$with_python" = yes; then
600 PGAC_CHECK_PYTHON_EMBED_SETUP
608 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
610 AC_CHECK_LIB(bsd, main)
612 AC_CHECK_LIB(util, setproctitle)
613 AC_CHECK_LIB(m, main)
614 AC_CHECK_LIB(dl, main)
615 AC_CHECK_LIB(nsl, main)
616 AC_CHECK_LIB(socket, main)
617 AC_CHECK_LIB(ipc, main)
618 AC_CHECK_LIB(IPC, main)
619 AC_CHECK_LIB(lc, main)
620 AC_CHECK_LIB(dld, main)
621 AC_CHECK_LIB(ld, main)
622 AC_CHECK_LIB(compat, main)
623 AC_CHECK_LIB(BSD, main)
624 AC_CHECK_LIB(gen, main)
625 AC_CHECK_LIB(PW, main)
626 AC_CHECK_LIB(resolv, main)
627 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
629 AC_CHECK_LIB(unix, main)
630 AC_SEARCH_LIBS(crypt, crypt)
632 if test "$PORTNAME" = "beos"
634 AC_CHECK_LIB(bind, __inet_ntoa)
637 AC_SEARCH_LIBS(fdatasync, [rt posix4])
639 AC_CHECK_LIB(cygipc, shmget)
641 if test "$PORTNAME" = "win32"
643 AC_CHECK_LIB(wsock32, main)
646 if test "$with_readline" = yes; then
648 if test x"$pgac_cv_check_readline" = x"no"; then
649 AC_MSG_ERROR([readline library not found
650 If you have readline already installed, see config.log for details on the
651 failure. It is possible the compiler isn't looking in the proper directory.
652 Use --without-readline to disable readline support.])
656 if test "$with_zlib" = yes; then
657 AC_CHECK_LIB(z, inflate, [],
658 [AC_MSG_ERROR([zlib library not found
659 If you have zlib already installed, see config.log for details on the
660 failure. It is possible the compiler isn't looking in the proper directory.
661 Use --without-zlib to disable zlib support.])])
664 if test "$enable_spinlocks" = yes; then
665 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
668 *** Not using spinlocks will cause poor performance.])
671 if test "$with_krb4" = yes ; then
672 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
673 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
674 AC_REPLACE_FUNCS([gethostname])
677 if test "$with_krb5" = yes ; then
678 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
679 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
680 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
681 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
682 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
683 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
686 if test "$with_openssl" = yes ; then
688 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
689 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
692 if test "$with_pam" = yes ; then
693 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
701 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
702 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])
704 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
705 # netinet/in.h is included first.
706 AC_CHECK_HEADERS(netinet/in.h)
707 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
709 #ifdef HAVE_NETINET_IN_H
710 #include <netinet/in.h>
714 if test "$with_readline" = yes; then
715 AC_CHECK_HEADERS(readline/readline.h, [],
716 [AC_CHECK_HEADERS(editline/readline.h, [],
717 [AC_CHECK_HEADERS(readline.h, [],
718 [AC_MSG_ERROR([readline header not found
719 If you have readline already installed, see config.log for details on the
720 failure. It is possible the compiler isn't looking in the proper directory.
721 Use --without-readline to disable readline support.])])])])
722 AC_CHECK_HEADERS(readline/history.h, [],
723 [AC_CHECK_HEADERS(editline/history.h, [],
724 [AC_CHECK_HEADERS(history.h, [],
725 [AC_MSG_ERROR([history header not found
726 If you have readline already installed, see config.log for details on the
727 failure. It is possible the compiler isn't looking in the proper directory.
728 Use --without-readline to disable readline support.])])])])
731 if test "$with_zlib" = yes; then
732 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
733 If you have zlib already installed, see config.log for details on the
734 failure. It is possible the compiler isn't looking in the proper directory.
735 Use --without-zlib to disable zlib support.])])
738 if test "$with_krb4" = yes ; then
739 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
742 if test "$with_krb5" = yes ; then
743 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
744 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
747 if test "$with_openssl" = yes ; then
748 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
749 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
752 if test "$with_pam" = yes ; then
753 AC_CHECK_HEADERS(security/pam_appl.h, [],
754 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
755 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
758 if test "$with_rendezvous" = yes ; then
759 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
764 ## Types, structures, compiler characteristics
767 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
773 PGAC_C_FUNCNAME_SUPPORT
776 PGAC_STRUCT_SOCKADDR_UN
777 PGAC_STRUCT_SOCKADDR_STORAGE
778 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
781 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
782 [#include <sys/param.h>
783 #include <sys/types.h>
784 #include <sys/socket.h>
785 #include <sys/ucred.h>])
787 AC_CHECK_TYPES([struct option], [], [],
788 [#ifdef HAVE_GETOPT_H
792 if test "$with_zlib" = yes; then
793 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
794 # did not). While we could work around the lack of z_streamp, it
795 # seems unwise to encourage people to use such old zlib versions...
796 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
797 Use --without-zlib to disable zlib support.])],
801 if test "$with_krb5" = yes; then
802 # Check for differences between MIT and Heimdal (KTH) releases
803 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
804 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
805 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
806 [#include <krb5.h>])],
808 AC_CHECK_MEMBERS(krb5_error.text.data, [],
809 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
810 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
811 [#include <krb5.h>])],
817 ## Functions, global variables
820 PGAC_VAR_INT_TIMEZONE
821 AC_FUNC_ACCEPT_ARGTYPES
822 PGAC_FUNC_GETTIMEOFDAY_1ARG
824 # SunOS doesn't handle negative byte comparisons properly with +/- return
827 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
829 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
832 AC_CHECK_TYPE([struct sockaddr_in6],
833 [AC_CHECK_FUNC(inet_ntop,
834 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
837 [$ac_includes_default
838 #include <netinet/in.h>])
841 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
843 [#include <machine/vmparam.h>
844 #include <sys/exec.h>
846 [PS_STRINGS->ps_nargvstr = 1;
847 PS_STRINGS->ps_argvstr = "foo";],
848 [pgac_cv_var_PS_STRINGS=yes],
849 [pgac_cv_var_PS_STRINGS=no])])
850 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
851 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
855 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
856 # is missing. Yes, there are machines that have only one. We may
857 # also decide to use snprintf.c if snprintf() is present but does not
858 # have working "long long int" support -- see below.
860 pgac_need_repl_snprintf=no
861 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
862 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
865 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
866 # include/c.h will provide declarations. Note this is a separate test
867 # from whether the functions exist in the C library --- there are
868 # systems that have the functions but don't bother to declare them :-(
870 AC_CHECK_DECLS([snprintf, vsnprintf])
873 # do this one the hard way in case isinf() is a macro
874 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
878 [double x = 0.0; int res = isinf(x);],
879 [ac_cv_func_isinf=yes],
880 [ac_cv_func_isinf=no])])
882 if test $ac_cv_func_isinf = yes ; then
883 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
886 # Look for a way to implement a substitute for isinf()
887 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
890 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
892 # system's version of getaddrinfo(), if any, may be used only if we found
893 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
894 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
895 AC_REPLACE_FUNCS([getaddrinfo])
897 AC_LIBOBJ(getaddrinfo)
900 # similarly, use system's getopt_long() only if system provides struct option.
901 if test x"$ac_cv_type_struct_option" = xyes ; then
902 AC_REPLACE_FUNCS([getopt_long])
904 AC_LIBOBJ(getopt_long)
907 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
908 # We override the previous test that said fseeko/ftello didn't exist
909 # OS tests are also done in include/c.h and port/fseeko.c
910 case $host_os in bsdi*|netbsd*)
911 ac_cv_func_fseeko=yes
914 # Solaris has a very slow qsort in certain cases, so we replace it.
915 case $host_os in solaris*)
919 # Win32 can't to rename or unlink on an open file
920 case $host_os in mingw*)
923 AC_LIBOBJ(gettimeofday) ;;
926 if test "$with_readline" = yes; then
927 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
928 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
929 AC_CHECK_FUNCS([replace_history_entry])
933 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
934 AC_MSG_CHECKING(for finite)
935 AC_TRY_LINK([#include <math.h>],
936 [int dummy=finite(1.0);],
937 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
941 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
942 dnl (especially on GNU libc)
943 dnl See also comments in c.h.
944 AC_MSG_CHECKING(for sigsetjmp)
945 AC_TRY_LINK([#include <setjmp.h>],
946 [sigjmp_buf x; sigsetjmp(x, 1);],
947 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
951 AC_CHECK_FUNC(syslog,
952 [AC_CHECK_HEADER(syslog.h,
953 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
955 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
956 [AC_TRY_LINK([#include <unistd.h>],
957 [extern int optreset; optreset = 1;],
958 [pgac_cv_var_int_optreset=yes],
959 [pgac_cv_var_int_optreset=no])])
960 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
961 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
964 AC_CHECK_FUNCS([strtoll strtoq], [break])
965 AC_CHECK_FUNCS([strtoull strtouq], [break])
967 # Check for one of atexit() or on_exit()
968 AC_CHECK_FUNCS(atexit, [],
969 [AC_CHECK_FUNCS(on_exit, [],
970 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
977 # For each platform, we need to know about any special compile and link
978 # libraries, and whether the normal C function names are thread-safe.
979 # See the comment at the top of src/port/thread.c for more information.
981 if test "$enable_thread_safety" = yes; then
982 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
984 if test "$THREAD_SUPPORT" != yes; then
986 Cannot enable threads on your platform.
987 Please report your platform threading info to the PostgreSQL mailing lists
988 so it can be added to the next release. Report all compile flags, link flags,
989 functions, or libraries required for threading support.
990 See the comment at the top of src/port/thread.c for more information.
994 # do not use values from template file
998 AC_SUBST(THREAD_SUPPORT)
999 AC_SUBST(THREAD_CPPFLAGS)
1000 AC_SUBST(THREAD_LIBS)
1004 # Check for re-entrant versions of certain functions
1006 # Include special flags if threads are enabled _and_ if required for
1007 # threading on this platform. Some platforms have *_r functions but
1008 # their natively named funcs are threadsafe, and should be used instead.
1010 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1011 # functions are marked "not found", which is perfect.
1013 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNCS" = yes ; then
1016 CFLAGS="$CFLAGS $THREAD_CPPFLAGS"
1017 LIBS="$LIBS $THREAD_LIBS"
1018 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1024 # This test makes sure that run tests work at all. Sometimes a shared
1025 # library is found by the linker, but the runtime linker can't find it.
1026 # This check should come after all modifications of compiler or linker
1027 # variables, and before any other run tests.
1028 AC_MSG_CHECKING([test program])
1029 AC_TRY_RUN([int main() { return 0; }],
1030 [AC_MSG_RESULT(ok)],
1031 [AC_MSG_RESULT(failed)
1033 *** Could not execute a simple test program. This may be a problem
1034 *** related to locating shared libraries. Check the file 'config.log'
1035 *** for the exact reason.]])],
1036 [AC_MSG_RESULT([cross-compiling])])
1039 dnl Check to see if we have a working 64-bit integer type.
1040 dnl This breaks down into two steps:
1041 dnl (1) figure out if the compiler has a 64-bit int type with working
1042 dnl arithmetic, and if so
1043 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1044 dnl snprintf is the only library routine we really need for int8 support.)
1045 dnl It's entirely possible to have a compiler that handles a 64-bit type
1046 dnl when the C library doesn't; this is fairly likely when using gcc on
1047 dnl an older platform, for example.
1048 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1049 dnl we force our own version of snprintf() to be used instead.
1050 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1052 PGAC_TYPE_64BIT_INT([long int])
1054 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1055 PGAC_TYPE_64BIT_INT([long long int])
1059 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1061 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1063 #define INT64CONST(x) x##LL
1064 long long int foo = INT64CONST(0x1234567890123456);
1067 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1072 # If we found "long int" is 64 bits, assume snprintf handles it. If
1073 # we found we need to use "long long int", better check. We cope with
1074 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1075 # neither works, fall back to our own snprintf emulation (which we
1078 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1079 if test $pgac_need_repl_snprintf = no; then
1080 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1081 if test "$LONG_LONG_INT_FORMAT" = ""; then
1082 # Force usage of our own snprintf, since system snprintf is broken
1083 pgac_need_repl_snprintf=yes
1084 LONG_LONG_INT_FORMAT='%lld'
1087 # Here if we previously decided we needed to use our own snprintf
1088 LONG_LONG_INT_FORMAT='%lld'
1090 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1092 # Here if we are not using 'long long int' at all
1093 INT64_FORMAT='"%ld"'
1096 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1097 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1099 if test $pgac_need_repl_snprintf = yes; then
1103 # Need a #define for the size of Datum (unsigned long)
1104 AC_CHECK_SIZEOF([unsigned long])
1106 # Determine memory alignment requirements for the basic C data types.
1108 PGAC_CHECK_ALIGNOF(short)
1109 PGAC_CHECK_ALIGNOF(int)
1110 PGAC_CHECK_ALIGNOF(long)
1111 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1112 PGAC_CHECK_ALIGNOF(long long int)
1114 PGAC_CHECK_ALIGNOF(double)
1116 # Compute maximum alignment of any basic type.
1117 # We assume long's alignment is at least as strong as char, short, or int;
1118 # but we must check long long (if it exists) and double.
1120 MAX_ALIGNOF=$pgac_cv_alignof_long
1121 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1122 MAX_ALIGNOF=$pgac_cv_alignof_double
1124 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1125 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1127 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1130 # Some platforms predefine the types int8, int16, etc. Only check
1131 # a (hopefully) representative subset.
1132 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1134 #ifdef HAVE_SUPPORTDEFS_H
1135 #include <SupportDefs.h>
1138 # We also check for sig_atomic_t, which *should* be defined per ANSI
1139 # C, but is missing on some old platforms.
1140 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1143 PGAC_FUNC_POSIX_SIGNALS
1144 if test $ac_cv_func_fseeko = yes; then
1149 # Select semaphore implementation type.
1150 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1151 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1152 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1154 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1155 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1156 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1158 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1159 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1164 # Select shared-memory implementation type.
1165 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1166 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1169 if test "$enable_nls" = yes ; then
1173 # Check for Tcl configuration script tclConfig.sh
1174 if test "$with_tcl" = yes; then
1175 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1176 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1177 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1178 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1181 # Check for Tk configuration script tkConfig.sh
1182 if test "$with_tk" = yes; then
1183 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1184 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1189 # Check for DocBook and tools
1193 PGAC_CHECK_DOCBOOK(4.2)
1194 PGAC_PATH_DOCBOOK_STYLESHEETS
1195 PGAC_PATH_COLLATEINDEX
1196 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1199 # prepare build tree if outside source tree
1200 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1201 # Note 2: /bin/pwd might be better than shell's built-in at getting
1202 # a symlink-free name.
1203 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1207 if test "$no_create" != yes; then
1208 _AS_ECHO_N([preparing build tree... ])
1209 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1210 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1211 || AC_MSG_ERROR(failed)
1215 AC_SUBST(vpath_build)
1218 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1221 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1222 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1223 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1224 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1225 src/include/pg_config_os.h:src/include/port/${template}.h
1226 src/Makefile.port:src/makefiles/Makefile.${template}
1229 AC_CONFIG_HEADERS([src/include/pg_config.h],
1231 # Update timestamp for pg_config.h (see Makefile.global)
1232 echo >src/include/stamp-h