1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.303 2003/11/24 13:16:22 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], [7.5devel], [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])
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 "${CFLAGS+set}" = set; then
248 : # (keep what template set)
249 elif test "$GCC" = yes; then
252 # if the user selected debug mode, don't use -O
253 if test "$enable_debug" != yes; then
258 # Need to specify -fno-strict-aliasing too in case it's gcc 3.3 or later.
259 PGAC_PROG_CC_NO_STRICT_ALIASING
261 # supply -g if --enable-debug
262 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
266 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
268 # We already have this in Makefile.win32, but configure needs it too
269 if test "$PORTNAME" = "win32"; then
270 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32"
273 # Check if the compiler still works with the template settings
274 AC_MSG_CHECKING([whether the C compiler still works])
275 AC_TRY_LINK([], [return 0;],
276 [AC_MSG_RESULT(yes)],
278 AC_MSG_ERROR([cannot proceed])])
280 # Defend against gcc -ffast-math
281 if test "$GCC" = yes; then
282 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
284 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
290 # Create compiler version string
291 if test x"$GCC" = x"yes" ; then
292 cc_string="GCC `${CC} --version | sed q`"
296 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
297 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
298 [A string containing the version number, platform, and C compiler])
302 # Automatic dependency tracking
304 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
310 # Enable assert checks
312 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
313 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
314 [Define to 1 to build with assertion checks. (--enable-cassert)])])
318 # Include directories
322 # SRCH_INC comes from the template file
323 for dir in $with_includes $SRCH_INC; do
324 if test -d "$dir"; then
325 INCLUDES="$INCLUDES -I$dir"
327 AC_MSG_WARN([*** Include directory $dir does not exist.])
335 # Library directories
339 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
340 for dir in $LIBRARY_DIRS $SRCH_LIB; do
341 if test -d "$dir"; then
342 LIBDIRS="$LIBDIRS -L$dir"
344 AC_MSG_WARN([*** Library directory $dir does not exist.])
350 # Enable thread-safe client libraries
352 AC_MSG_CHECKING([allow thread-safe client libraries])
353 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe],
354 [AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
355 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])])
356 AC_MSG_RESULT([$enable_thread_safety])
357 AC_SUBST(enable_thread_safety)
362 AC_MSG_CHECKING([whether to build with Tcl])
363 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
364 AC_MSG_RESULT([$with_tcl])
367 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
368 AC_MSG_CHECKING([whether to build with Tk])
369 if test "$with_tcl" = yes; then
370 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
374 AC_MSG_RESULT([$with_tk])
378 # We see if the path to the Tcl/Tk configuration scripts is specified.
379 # This will override the use of tclsh to find the paths to search.
381 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
383 # We see if the path to the Tk configuration scripts is specified.
384 # This will override the use of tclsh to find the paths to search.
386 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
389 # Optionally build Perl modules (PL/Perl)
391 AC_MSG_CHECKING([whether to build Perl modules])
392 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
393 AC_MSG_RESULT([$with_perl])
397 # Optionally build Python modules (PL/Python)
399 AC_MSG_CHECKING([whether to build Python modules])
400 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
401 AC_MSG_RESULT([$with_python])
402 AC_SUBST(with_python)
405 # Optionally build the Java/JDBC tools
407 AC_MSG_CHECKING([whether to build Java/JDBC tools])
408 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
411 if test -z "$ANT"; then
412 AC_MSG_ERROR([Ant is required to build Java components
413 If you have Ant already installed, see config.log for details on the failure.])
415 if "$ANT" -version | egrep -i 'ant version' | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
416 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
421 dnl A note on the Kerberos and OpenSSL options:
423 dnl The user can give an argument to the option in order the specify
424 dnl the base path of the respective installation (what he specified
425 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
426 dnl then we take the path where the package installs by default. This
427 dnl way the user doesn't have to use redundant --with-includes and
428 dnl --with-libraries options, but he can still use them if the layout
434 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
435 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
436 [krb4_prefix=/usr/athena],
437 [krb4_prefix=$withval],
440 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
442 if test -d "$krb4_prefix/include"; then
443 INCLUDES="$INCLUDES -I$krb4_prefix/include"
445 if test -d "$krb4_prefix/lib"; then
446 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
449 krb_srvtab="/etc/srvtab"
459 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
460 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
461 [krb5_prefix=/usr/athena],
462 [krb5_prefix=$withval],
465 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
467 if test -d "$krb5_prefix/include"; then
468 INCLUDES="$INCLUDES -I$krb5_prefix/include"
470 if test -d "$krb5_prefix/lib"; then
471 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
474 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
481 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
482 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
483 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
490 # Kerberos configuration parameters
492 PGAC_ARG_REQ(with, krb-srvnam,
493 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
495 [with_krb_srvnam="postgres"])
496 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
497 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
503 AC_MSG_CHECKING([whether to build with PAM support])
504 PGAC_ARG_BOOL(with, pam, no,
505 [ --with-pam build with PAM support],
506 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
507 AC_MSG_RESULT([$with_pam])
514 AC_MSG_CHECKING([whether to build with Rendezvous support])
515 PGAC_ARG_BOOL(with, rendezvous, no,
516 [ --with-rendezvous build with Rendezvous support],
517 [AC_DEFINE([USE_RENDEZVOUS], 1, [Define to 1 to build with Rendezvous support. (--with-rendezvous)])])
518 AC_MSG_RESULT([$with_rendezvous])
519 AC_SUBST(with_rendezvous)
525 PGAC_ARG_OPTARG(with, openssl,
526 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
527 [openssl_prefix=/usr/local/ssl],
528 [openssl_prefix=$withval],
530 AC_MSG_RESULT([building with OpenSSL support])
531 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
533 if test -d "${openssl_prefix}/include" ; then
534 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
536 if test -d "${openssl_prefix}/lib" ; then
537 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
541 AC_SUBST(with_openssl)
547 PGAC_ARG_BOOL(with, readline, yes,
548 [ --without-readline do not use Readline])
553 PGAC_ARG_BOOL(with, zlib, yes,
554 [ --without-zlib do not use Zlib])
560 # Assume system is ELF if it predefines __ELF__ as 1,
561 # otherwise believe host_os based default.
563 freebsd1*|freebsd2*) elf=no;;
564 freebsd3*|freebsd4*) elf=yes;;
573 [if test "X$elf" = "Xyes" ; then
584 CPPFLAGS="$CPPFLAGS $INCLUDES"
585 LDFLAGS="$LDFLAGS $LIBDIRS"
587 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
588 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
596 AC_SUBST(with_gnu_ld)
597 case $host_os in sysv5*)
598 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
600 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
601 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
602 LDFLAGS=$pgac_save_LDFLAGS
604 ld_R_works=$pgac_cv_prog_ld_R
608 AC_CHECK_PROGS(LORDER, lorder)
609 AC_PATH_PROG(TAR, tar)
612 AC_CHECK_PROGS(YACC, ['bison -y'])
614 if test "$YACC"; then
615 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
617 *** The installed version of Bison is too old. PostgreSQL needs
618 *** Bison version 1.875 or later.])
622 if test -z "$YACC"; then
624 *** Without Bison you will not be able to build PostgreSQL from CVS or
625 *** change any of the parser definition files. You can obtain Bison from
626 *** a GNU mirror site. (If you are using the official distribution of
627 *** PostgreSQL then you do not need to worry about this because the Bison
628 *** output is pre-generated.) To use a different yacc program (possible,
629 *** but not recommended), set the environment variable YACC before running
635 if test "$with_perl" = yes; then
636 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
637 PGAC_CHECK_PERL_EMBED_LDFLAGS
640 if test "$with_python" = yes; then
642 PGAC_CHECK_PYTHON_EMBED_SETUP
650 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
652 AC_CHECK_LIB(bsd, main)
654 AC_CHECK_LIB(util, setproctitle)
655 AC_CHECK_LIB(m, main)
656 AC_CHECK_LIB(dl, main)
657 AC_CHECK_LIB(nsl, main)
658 AC_CHECK_LIB(socket, main)
659 AC_CHECK_LIB(ipc, main)
660 AC_CHECK_LIB(IPC, main)
661 AC_CHECK_LIB(lc, main)
662 AC_CHECK_LIB(dld, main)
663 AC_CHECK_LIB(ld, main)
664 AC_CHECK_LIB(compat, main)
665 AC_CHECK_LIB(BSD, main)
666 AC_CHECK_LIB(gen, main)
667 AC_CHECK_LIB(PW, main)
668 AC_CHECK_LIB(resolv, main)
669 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
671 AC_CHECK_LIB(unix, main)
672 AC_SEARCH_LIBS(crypt, crypt)
674 if test "$PORTNAME" = "beos"
676 AC_CHECK_LIB(bind, __inet_ntoa)
679 AC_SEARCH_LIBS(fdatasync, [rt posix4])
681 AC_CHECK_LIB(cygipc, shmget)
683 if test "$PORTNAME" = "win32"
685 AC_CHECK_LIB(wsock32, main)
688 if test "$with_readline" = yes; then
690 if test x"$pgac_cv_check_readline" = x"no"; then
691 AC_MSG_ERROR([readline library not found
692 If you have readline already installed, see config.log for details on the
693 failure. It is possible the compiler isn't looking in the proper directory.
694 Use --without-readline to disable readline support.])
698 if test "$with_zlib" = yes; then
699 AC_CHECK_LIB(z, inflate, [],
700 [AC_MSG_ERROR([zlib library not found
701 If you have zlib already installed, see config.log for details on the
702 failure. It is possible the compiler isn't looking in the proper directory.
703 Use --without-zlib to disable zlib support.])])
706 if test "$enable_spinlocks" = yes; then
707 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
710 *** Not using spinlocks will cause poor performance.])
713 if test "$with_krb4" = yes ; then
714 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
715 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
716 AC_REPLACE_FUNCS([gethostname])
719 if test "$with_krb5" = yes ; then
720 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
721 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
722 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
723 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
724 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
725 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
728 if test "$with_openssl" = yes ; then
730 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
731 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
734 if test "$with_pam" = yes ; then
735 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
743 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
744 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])
746 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
747 # netinet/in.h is included first.
748 AC_CHECK_HEADERS(netinet/in.h)
749 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
751 #ifdef HAVE_NETINET_IN_H
752 #include <netinet/in.h>
756 if test "$with_readline" = yes; then
757 AC_CHECK_HEADERS(readline/readline.h, [],
758 [AC_CHECK_HEADERS(editline/readline.h, [],
759 [AC_CHECK_HEADERS(readline.h, [],
760 [AC_MSG_ERROR([readline header not found
761 If you have readline already installed, see config.log for details on the
762 failure. It is possible the compiler isn't looking in the proper directory.
763 Use --without-readline to disable readline support.])])])])
764 AC_CHECK_HEADERS(readline/history.h, [],
765 [AC_CHECK_HEADERS(editline/history.h, [],
766 [AC_CHECK_HEADERS(history.h, [],
767 [AC_MSG_ERROR([history header not found
768 If you have readline already installed, see config.log for details on the
769 failure. It is possible the compiler isn't looking in the proper directory.
770 Use --without-readline to disable readline support.])])])])
773 if test "$with_zlib" = yes; then
774 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
775 If you have zlib already installed, see config.log for details on the
776 failure. It is possible the compiler isn't looking in the proper directory.
777 Use --without-zlib to disable zlib support.])])
780 if test "$with_krb4" = yes ; then
781 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
784 if test "$with_krb5" = yes ; then
785 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
786 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
789 if test "$with_openssl" = yes ; then
790 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
791 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
794 if test "$with_pam" = yes ; then
795 AC_CHECK_HEADERS(security/pam_appl.h, [],
796 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
797 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
800 if test "$with_rendezvous" = yes ; then
801 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Rendezvous])])
806 ## Types, structures, compiler characteristics
809 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
815 PGAC_C_FUNCNAME_SUPPORT
818 PGAC_STRUCT_SOCKADDR_UN
819 PGAC_STRUCT_SOCKADDR_STORAGE
820 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
823 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
824 [#include <sys/param.h>
825 #include <sys/types.h>
826 #include <sys/socket.h>
827 #include <sys/ucred.h>])
829 AC_CHECK_TYPES([struct option], [], [],
830 [#ifdef HAVE_GETOPT_H
834 if test "$with_zlib" = yes; then
835 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
836 # did not). While we could work around the lack of z_streamp, it
837 # seems unwise to encourage people to use such old zlib versions...
838 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
839 Use --without-zlib to disable zlib support.])],
843 if test "$with_krb5" = yes; then
844 # Check for differences between MIT and Heimdal (KTH) releases
845 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
846 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
847 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
848 [#include <krb5.h>])],
850 AC_CHECK_MEMBERS(krb5_error.text.data, [],
851 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
852 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
853 [#include <krb5.h>])],
859 ## Functions, global variables
862 PGAC_VAR_INT_TIMEZONE
863 AC_FUNC_ACCEPT_ARGTYPES
864 PGAC_FUNC_GETTIMEOFDAY_1ARG
866 # SunOS doesn't handle negative byte comparisons properly with +/- return
869 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
871 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
874 AC_CHECK_TYPE([struct sockaddr_in6],
875 [AC_CHECK_FUNC(inet_ntop,
876 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
879 [$ac_includes_default
880 #include <netinet/in.h>])
883 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
885 [#include <machine/vmparam.h>
886 #include <sys/exec.h>
888 [PS_STRINGS->ps_nargvstr = 1;
889 PS_STRINGS->ps_argvstr = "foo";],
890 [pgac_cv_var_PS_STRINGS=yes],
891 [pgac_cv_var_PS_STRINGS=no])])
892 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
893 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
897 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
898 # is missing. Yes, there are machines that have only one. We may
899 # also decide to use snprintf.c if snprintf() is present but does not
900 # have working "long long int" support -- see below.
902 pgac_need_repl_snprintf=no
903 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
904 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
907 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
908 # include/c.h will provide declarations. Note this is a separate test
909 # from whether the functions exist in the C library --- there are
910 # systems that have the functions but don't bother to declare them :-(
912 AC_CHECK_DECLS([snprintf, vsnprintf])
915 # do this one the hard way in case isinf() is a macro
916 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
920 [double x = 0.0; int res = isinf(x);],
921 [ac_cv_func_isinf=yes],
922 [ac_cv_func_isinf=no])])
924 if test $ac_cv_func_isinf = yes ; then
925 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
928 # Look for a way to implement a substitute for isinf()
929 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
932 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
934 # system's version of getaddrinfo(), if any, may be used only if we found
935 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
936 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
937 AC_REPLACE_FUNCS([getaddrinfo])
939 AC_LIBOBJ(getaddrinfo)
942 # similarly, use system's getopt_long() only if system provides struct option.
943 if test x"$ac_cv_type_struct_option" = xyes ; then
944 AC_REPLACE_FUNCS([getopt_long])
946 AC_LIBOBJ(getopt_long)
949 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
950 # We override the previous test that said fseeko/ftello didn't exist
951 # OS tests are also done in include/c.h and port/fseeko.c
952 case $host_os in bsdi*|netbsd*)
953 ac_cv_func_fseeko=yes
956 # Solaris has a very slow qsort in certain cases, so we replace it.
957 case $host_os in solaris*)
961 # Win32 can't to rename or unlink on an open file
962 case $host_os in mingw*)
965 AC_LIBOBJ(gettimeofday) ;;
968 if test "$with_readline" = yes; then
969 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
970 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
971 AC_CHECK_FUNCS([replace_history_entry])
975 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
976 AC_MSG_CHECKING(for finite)
977 AC_TRY_LINK([#include <math.h>],
978 [int dummy=finite(1.0);],
979 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
983 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
984 dnl (especially on GNU libc)
985 dnl See also comments in c.h.
986 AC_MSG_CHECKING(for sigsetjmp)
987 AC_TRY_LINK([#include <setjmp.h>],
988 [sigjmp_buf x; sigsetjmp(x, 1);],
989 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
993 AC_CHECK_FUNC(syslog,
994 [AC_CHECK_HEADER(syslog.h,
995 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
997 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
998 [AC_TRY_LINK([#include <unistd.h>],
999 [extern int optreset; optreset = 1;],
1000 [pgac_cv_var_int_optreset=yes],
1001 [pgac_cv_var_int_optreset=no])])
1002 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1003 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1006 AC_CHECK_FUNCS([strtoll strtoq], [break])
1007 AC_CHECK_FUNCS([strtoull strtouq], [break])
1009 # Check for one of atexit() or on_exit()
1010 AC_CHECK_FUNCS(atexit, [],
1011 [AC_CHECK_FUNCS(on_exit, [],
1012 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1019 # For each platform, we need to know about any special compile and link
1020 # libraries, and whether the normal C function names are thread-safe.
1021 # See the comment at the top of src/port/thread.c for more information.
1023 if test "$enable_thread_safety" = yes; then
1024 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safetys])])
1026 if test "$THREAD_SUPPORT" != yes; then
1028 Cannot enable threads on your platform.
1029 Please report your platform threading info to the PostgreSQL mailing lists
1030 so it can be added to the next release. Report all compile flags, link flags,
1031 functions, or libraries required for threading support.
1032 See the comment at the top of src/port/thread.c for more information.
1036 # do not use values from template file
1040 AC_SUBST(THREAD_SUPPORT)
1041 AC_SUBST(THREAD_CPPFLAGS)
1042 AC_SUBST(THREAD_LIBS)
1046 # Check for re-entrant versions of certain functions
1048 # Include special flags if threads are enabled _and_ if required for
1049 # threading on this platform. Some platforms have *_r functions but
1050 # their natively named funcs are threadsafe, and should be used instead.
1052 # One trick here is that if we don't call AC_CHECK_FUNCS, the
1053 # functions are marked "not found", which is perfect.
1055 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNCS" = yes ; then
1058 CFLAGS="$CFLAGS $THREAD_CPPFLAGS"
1059 LIBS="$LIBS $THREAD_LIBS"
1060 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1066 # This test makes sure that run tests work at all. Sometimes a shared
1067 # library is found by the linker, but the runtime linker can't find it.
1068 # This check should come after all modifications of compiler or linker
1069 # variables, and before any other run tests.
1070 AC_MSG_CHECKING([test program])
1071 AC_TRY_RUN([int main() { return 0; }],
1072 [AC_MSG_RESULT(ok)],
1073 [AC_MSG_RESULT(failed)
1075 *** Could not execute a simple test program. This may be a problem
1076 *** related to locating shared libraries. Check the file 'config.log'
1077 *** for the exact reason.]])],
1078 [AC_MSG_RESULT([cross-compiling])])
1081 dnl Check to see if we have a working 64-bit integer type.
1082 dnl This breaks down into two steps:
1083 dnl (1) figure out if the compiler has a 64-bit int type with working
1084 dnl arithmetic, and if so
1085 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1086 dnl snprintf is the only library routine we really need for int8 support.)
1087 dnl It's entirely possible to have a compiler that handles a 64-bit type
1088 dnl when the C library doesn't; this is fairly likely when using gcc on
1089 dnl an older platform, for example.
1090 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1091 dnl we force our own version of snprintf() to be used instead.
1092 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1094 PGAC_TYPE_64BIT_INT([long int])
1096 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1097 PGAC_TYPE_64BIT_INT([long long int])
1101 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1103 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1105 #define INT64CONST(x) x##LL
1106 long long int foo = INT64CONST(0x1234567890123456);
1109 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1114 # If we found "long int" is 64 bits, assume snprintf handles it. If
1115 # we found we need to use "long long int", better check. We cope with
1116 # snprintfs that use either %lld, %qd, or %I64d as the format. If
1117 # neither works, fall back to our own snprintf emulation (which we
1120 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1121 if test $pgac_need_repl_snprintf = no; then
1122 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1123 if test "$LONG_LONG_INT_FORMAT" = ""; then
1124 # Force usage of our own snprintf, since system snprintf is broken
1125 pgac_need_repl_snprintf=yes
1126 LONG_LONG_INT_FORMAT='%lld'
1129 # Here if we previously decided we needed to use our own snprintf
1130 LONG_LONG_INT_FORMAT='%lld'
1132 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1134 # Here if we are not using 'long long int' at all
1135 INT64_FORMAT='"%ld"'
1138 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1139 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1141 if test $pgac_need_repl_snprintf = yes; then
1145 # Need a #define for the size of Datum (unsigned long)
1146 AC_CHECK_SIZEOF([unsigned long])
1148 # Determine memory alignment requirements for the basic C data types.
1150 PGAC_CHECK_ALIGNOF(short)
1151 PGAC_CHECK_ALIGNOF(int)
1152 PGAC_CHECK_ALIGNOF(long)
1153 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1154 PGAC_CHECK_ALIGNOF(long long int)
1156 PGAC_CHECK_ALIGNOF(double)
1158 # Compute maximum alignment of any basic type.
1159 # We assume long's alignment is at least as strong as char, short, or int;
1160 # but we must check long long (if it exists) and double.
1162 MAX_ALIGNOF=$pgac_cv_alignof_long
1163 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1164 MAX_ALIGNOF=$pgac_cv_alignof_double
1166 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1167 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1169 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1172 # Some platforms predefine the types int8, int16, etc. Only check
1173 # a (hopefully) representative subset.
1174 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1176 #ifdef HAVE_SUPPORTDEFS_H
1177 #include <SupportDefs.h>
1180 # We also check for sig_atomic_t, which *should* be defined per ANSI
1181 # C, but is missing on some old platforms.
1182 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1185 PGAC_FUNC_POSIX_SIGNALS
1186 if test $ac_cv_func_fseeko = yes; then
1191 # Select semaphore implementation type.
1192 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1193 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1194 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1196 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1197 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1198 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1200 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1201 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1206 # Select shared-memory implementation type.
1207 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1208 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1211 if test "$enable_nls" = yes ; then
1215 # Check for Tcl configuration script tclConfig.sh
1216 if test "$with_tcl" = yes; then
1217 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1218 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1219 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1220 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1223 # Check for Tk configuration script tkConfig.sh
1224 if test "$with_tk" = yes; then
1225 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1226 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1231 # Check for DocBook and tools
1235 PGAC_CHECK_DOCBOOK(3.1)
1236 PGAC_PATH_DOCBOOK_STYLESHEETS
1237 PGAC_PATH_COLLATEINDEX
1238 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1241 # prepare build tree if outside source tree
1242 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1243 # Note 2: /bin/pwd might be better than shell's built-in at getting
1244 # a symlink-free name.
1245 if test "$no_create" != yes; then
1246 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1249 AC_SUBST(vpath_build, yes)
1250 _AS_ECHO_N([preparing build tree... ])
1251 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1252 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1253 || AC_MSG_ERROR(failed)
1259 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1262 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1263 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1264 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1265 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1266 src/include/pg_config_os.h:src/include/port/${template}.h
1267 src/Makefile.port:src/makefiles/Makefile.${template}
1270 AC_CONFIG_HEADERS([src/include/pg_config.h],
1272 # Update timestamp for pg_config.h (see Makefile.global)
1273 echo >src/include/stamp-h