1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.248 2003/05/09 16:52:10 momjian Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 dnl The GNU folks apparently haven't heard that some people don't use
21 dnl Texinfo. Use this sorcery to use "docdir" instead of "infodir".
22 m4_define([info], [doc])
23 m4_define([infodir], [docdir])
24 AC_INIT([PostgreSQL], [7.4devel], [pgsql-bugs@postgresql.org])
25 m4_undefine([infodir])
30 AC_COPYRIGHT([Copyright 2002 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=win ;;
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 *-*-hpux*) need_tas=yes; tas_file=hpux.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([$enable_integer_datetimes])
156 # Character set recode (--enable-recode)
158 AC_MSG_CHECKING([whether to build with recode support])
159 PGAC_ARG_BOOL(enable, recode, no, [ --enable-recode enable single-byte recode support],
160 [AC_DEFINE([CYR_RECODE], 1,
161 [Define to 1 if you want single-byte recode support. (--enable-recode)])])
162 AC_MSG_RESULT([$enable_recode])
168 AC_MSG_CHECKING([whether NLS is wanted])
169 PGAC_ARG_OPTARG(enable, nls,
170 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
172 [WANTED_LANGUAGES=$enableval],
173 [AC_DEFINE(ENABLE_NLS, 1,
174 [Define to 1 if you want National Language Support. (--enable-nls)])])
175 AC_MSG_RESULT([$enable_nls])
177 AC_SUBST(WANTED_LANGUAGES)
180 # Default port number (--with-pgport), default 5432
182 AC_MSG_CHECKING([for default port number])
183 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
184 [default_port=$withval],
186 AC_MSG_RESULT([$default_port])
187 # Need both of these because some places want an integer and some a string
188 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
189 [Define to the default TCP port number on which the server listens and
190 to which clients will try to connect to. This can be overridden at
191 run-time, but it's convenient if your clients have the right default
192 compiled in. (--with-pgport=PORTNUM)])
193 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
194 [Define to the default TCP port number as string constant.])
195 AC_SUBST(default_port)
198 # Option to disable shared libraries
200 PGAC_ARG_BOOL(enable, shared, yes,
201 [ --disable-shared do not build shared libraries])
202 AC_SUBST(enable_shared)
205 # '-rpath'-like feature can be disabled
207 PGAC_ARG_BOOL(enable, rpath, yes,
208 [ --disable-rpath do not embed shared library search path in executables])
209 AC_SUBST(enable_rpath)
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])
236 . "$srcdir/src/template/$template" || exit
238 if test "$ac_env_CFLAGS_set" = set; then
239 CFLAGS=$ac_env_CFLAGS_value
241 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
244 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
246 # Check if the compiler still works with the template settings
247 AC_MSG_CHECKING([whether the C compiler still works])
248 AC_TRY_LINK([], [return 0;],
249 [AC_MSG_RESULT(yes)],
251 AC_MSG_ERROR([cannot proceed])])
253 # Defend against gcc -ffastmath
254 if test "$GCC" = yes; then
255 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
257 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
263 # Create compiler version string
264 if test x"$GCC" = x"yes" ; then
265 cc_string="GCC `${CC} --version | sed q`"
269 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
270 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
271 [A string containing the version number, platform, and C compiler])
275 # Automatic dependency tracking
277 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
283 # Enable assert checks
285 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
286 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
287 [Define to 1 to build with assertion checks. (--enable-cassert)])])
291 # Include directories
295 # SRCH_INC comes from the template file
296 for dir in $with_includes $SRCH_INC; do
297 if test -d "$dir"; then
298 INCLUDES="$INCLUDES -I$dir"
300 AC_MSG_WARN([*** Include directory $dir does not exist.])
308 # Library directories
312 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
313 for dir in $LIBRARY_DIRS $SRCH_LIB; do
314 if test -d "$dir"; then
315 LIBDIRS="$LIBDIRS -L$dir"
317 AC_MSG_WARN([*** Library directory $dir does not exist.])
326 AC_MSG_CHECKING([whether to build with Tcl])
327 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
328 AC_MSG_RESULT([$with_tcl])
331 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
332 AC_MSG_CHECKING([whether to build with Tk])
333 if test "$with_tcl" = yes; then
334 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
338 AC_MSG_RESULT([$with_tk])
342 # We see if the path to the Tcl/Tk configuration scripts is specified.
343 # This will override the use of tclsh to find the paths to search.
345 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
347 # We see if the path to the Tk configuration scripts is specified.
348 # This will override the use of tclsh to find the paths to search.
350 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
353 # Optionally build Perl modules (PL/Perl)
355 AC_MSG_CHECKING([whether to build Perl modules])
356 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
357 AC_MSG_RESULT([$with_perl])
361 # Optionally build Python interface module
363 AC_MSG_CHECKING([whether to build Python modules])
364 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python interface module])
365 AC_MSG_RESULT([$with_python])
366 AC_SUBST(with_python)
369 # Optionally build the Java/JDBC tools
371 AC_MSG_CHECKING([whether to build Java/JDBC tools])
372 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
375 if test -z "$ANT"; then
376 AC_MSG_ERROR([Ant is required to build Java components
377 If you have Ant already installed, see config.log for details on the failure.])
379 if "$ANT" -version | sed q | egrep -v ' 1\.[[5-9]]| [[2-9]]\.' >/dev/null ; then
380 AC_MSG_ERROR([Ant version >= 1.5 is required to build Java components])
385 dnl A note on the Kerberos and OpenSSL options:
387 dnl The user can give an argument to the option in order the specify
388 dnl the base path of the respective installation (what he specified
389 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
390 dnl then we take the path where the package installs by default. This
391 dnl way the user doesn't have to use redundant --with-includes and
392 dnl --with-libraries options, but he can still use them if the layout
398 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
399 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
400 [krb4_prefix=/usr/athena],
401 [krb4_prefix=$withval],
404 AC_DEFINE(KRB4, 1, [Define to build with Kerberos 4 support. (--with-krb4)])
406 if test -d "$krb4_prefix/include"; then
407 INCLUDES="$INCLUDES -I$krb4_prefix/include"
409 if test -d "$krb4_prefix/lib"; then
410 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
413 krb_srvtab="/etc/srvtab"
423 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
424 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
425 [krb5_prefix=/usr/athena],
426 [krb5_prefix=$withval],
429 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
431 if test -d "$krb5_prefix/include"; then
432 INCLUDES="$INCLUDES -I$krb5_prefix/include"
434 if test -d "$krb5_prefix/lib"; then
435 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
438 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
445 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
446 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
447 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
454 # Kerberos configuration parameters
456 PGAC_ARG_REQ(with, krb-srvnam,
457 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
459 [with_krb_srvnam="postgres"])
460 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
461 [Define to the name of the PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
467 AC_MSG_CHECKING([whether to build with PAM support])
468 PGAC_ARG_BOOL(with, pam, no,
469 [ --with-pam build with PAM support],
470 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
471 AC_MSG_RESULT([$with_pam])
478 PGAC_ARG_OPTARG(with, openssl,
479 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
480 [openssl_prefix=/usr/local/ssl],
481 [openssl_prefix=$withval],
483 AC_MSG_RESULT([building with OpenSSL support])
484 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])
486 if test -d "${openssl_prefix}/include" ; then
487 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
489 if test -d "${openssl_prefix}/lib" ; then
490 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
494 AC_SUBST(with_openssl)
500 PGAC_ARG_BOOL(with, readline, yes,
501 [ --without-readline do not use Readline])
506 PGAC_ARG_BOOL(with, zlib, yes,
507 [ --without-zlib do not use Zlib])
511 # Assume system is ELF if it predefines __ELF__ as 1,
512 # otherwise believe host_os based default.
514 freebsd1*|freebsd2*) elf=no;;
515 freebsd3*|freebsd4*) elf=yes;;
524 [if test "X$elf" = "Xyes" ; then
533 CPPFLAGS="$CPPFLAGS $INCLUDES"
534 LDFLAGS="$LDFLAGS $LIBDIRS"
536 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
537 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
545 AC_SUBST(with_gnu_ld)
546 case $host_os in sysv5*)
547 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
549 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
550 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
551 LDFLAGS=$pgac_save_LDFLAGS
553 ld_R_works=$pgac_cv_prog_ld_R
557 AC_CHECK_PROGS(LORDER, lorder)
558 AC_PATH_PROG(TAR, tar)
561 AC_CHECK_PROGS(YACC, ['bison -y'])
562 if test -z "$YACC"; then
564 *** Without Bison you will not be able to build PostgreSQL from CVS or
565 *** change any of the parser definition files. You can obtain Bison from
566 *** a GNU mirror site. (If you are using the official distribution of
567 *** PostgreSQL then you do not need to worry about this because the Bison
568 *** output is pre-generated.) To use a different yacc program (possible,
569 *** but not recommended), set the environment variable YACC before running
575 if test "$with_perl" = yes; then
576 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
577 PGAC_CHECK_PERL_EMBED_LDFLAGS
580 if test "$with_python" = yes; then
582 PGAC_CHECK_PYTHON_MODULE_SETUP
583 PGAC_CHECK_PYTHON_EMBED_SETUP
591 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
593 AC_CHECK_LIB(bsd, main)
595 AC_CHECK_LIB(util, setproctitle)
596 AC_CHECK_LIB(m, main)
597 AC_CHECK_LIB(dl, main)
598 AC_CHECK_LIB(nsl, main)
599 AC_CHECK_LIB(socket, main)
600 AC_CHECK_LIB(ipc, main)
601 AC_CHECK_LIB(IPC, main)
602 AC_CHECK_LIB(lc, main)
603 AC_CHECK_LIB(dld, main)
604 AC_CHECK_LIB(ld, main)
605 AC_CHECK_LIB(compat, main)
606 AC_CHECK_LIB(BSD, main)
607 AC_CHECK_LIB(gen, main)
608 AC_CHECK_LIB(PW, main)
609 AC_CHECK_LIB(resolv, main)
610 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
612 AC_CHECK_LIB(unix, main)
613 AC_SEARCH_LIBS(crypt, crypt)
615 AC_CHECK_LIB(bind, __inet_ntoa)
617 AC_SEARCH_LIBS(fdatasync, [rt posix4])
619 AC_CHECK_LIB(cygipc, shmget)
621 if test "$with_readline" = yes; then
623 if test x"$pgac_cv_check_readline" = x"no"; then
624 AC_MSG_ERROR([readline library not found
625 If you have readline already installed, see config.log for details on the
626 failure. It is possible the compiler isn't looking in the proper directory.
627 Use --without-readline to disable readline support.])
631 if test "$with_zlib" = yes; then
632 AC_CHECK_LIB(z, inflate, [],
633 [AC_MSG_ERROR([zlib library not found
634 If you have zlib already installed, see config.log for details on the
635 failure. It is possible the compiler isn't looking in the proper directory.
636 Use --without-zlib to disable zlib support.])])
639 if test "$with_krb4" = yes ; then
640 AC_CHECK_LIB(des, des_encrypt, [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
641 AC_CHECK_LIB(krb, krb_sendauth, [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
644 if test "$with_krb5" = yes ; then
645 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
646 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
647 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
648 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
649 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
650 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
653 if test "$with_openssl" = yes ; then
655 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
656 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
659 if test "$with_pam" = yes ; then
660 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
668 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
669 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/un.h termios.h utime.h kernel/OS.h kernel/image.h SupportDefs.h])
671 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
672 # netinet/in.h is included first.
673 AC_CHECK_HEADERS(netinet/in.h)
674 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
676 #ifdef HAVE_NETINET_IN_H
677 #include <netinet/in.h>
681 if test "$with_readline" = yes; then
682 AC_CHECK_HEADERS(readline/readline.h, [],
683 [AC_CHECK_HEADERS(editline/readline.h, [],
684 [AC_CHECK_HEADERS(readline.h, [],
685 [AC_MSG_ERROR([readline header not found
686 If you have readline already installed, see config.log for details on the
687 failure. It is possible the compiler isn't looking in the proper directory.
688 Use --without-readline to disable readline support.])])])])
689 AC_CHECK_HEADERS(readline/history.h, [],
690 [AC_CHECK_HEADERS(editline/history.h, [],
691 [AC_CHECK_HEADERS(history.h, [],
692 [AC_MSG_ERROR([history header not found
693 If you have readline already installed, see config.log for details on the
694 failure. It is possible the compiler isn't looking in the proper directory.
695 Use --without-readline to disable readline support.])])])])
698 if test "$with_zlib" = yes; then
699 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
700 If you have zlib already installed, see config.log for details on the
701 failure. It is possible the compiler isn't looking in the proper directory.
702 Use --without-zlib to disable zlib support.])])
705 if test "$with_krb4" = yes ; then
706 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
709 if test "$with_krb5" = yes ; then
710 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
711 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
714 if test "$with_openssl" = yes ; then
715 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
716 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
719 if test "$with_pam" = yes ; then
720 AC_CHECK_HEADERS(security/pam_appl.h, [],
721 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
722 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
727 ## Types, structures, compiler characteristics
730 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
736 PGAC_C_FUNCNAME_SUPPORT
739 PGAC_STRUCT_SOCKADDR_UN
742 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
743 [#include <sys/param.h>
744 #include <sys/socket.h>
745 #include <sys/ucred.h>])
747 if test "$with_zlib" = yes; then
748 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
749 # did not). While we could work around the lack of z_streamp, it
750 # seems unwise to encourage people to use such old zlib versions...
751 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
752 Use --without-zlib to disable zlib support.])],
756 if test "$with_krb5" = yes; then
757 # Check for differences between MIT and Heimdal (KTH) releases
758 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
759 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
760 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
761 [#include <krb5.h>])],
763 AC_CHECK_MEMBERS(krb5_error.text.data, [],
764 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
765 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
766 [#include <krb5.h>])],
772 ## Functions, global variables
775 PGAC_VAR_INT_TIMEZONE
776 AC_FUNC_ACCEPT_ARGTYPES
777 PGAC_FUNC_GETTIMEOFDAY_1ARG
779 # SunOS doesn't handle negative byte comparisons properly with +/- return
782 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat setproctitle setsid sigprocmask symlink sysconf utime utimes waitpid])
784 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
786 AC_CHECK_TYPE([struct sockaddr_in6],
787 [AC_CHECK_FUNC(inet_ntop,
788 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])])],
790 [$ac_includes_default
791 #include <netinet/in.h>])
793 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
795 [#include <machine/vmparam.h>
796 #include <sys/exec.h>
798 [PS_STRINGS->ps_nargvstr = 1;
799 PS_STRINGS->ps_argvstr = "foo";],
800 [pgac_cv_var_PS_STRINGS=yes],
801 [pgac_cv_var_PS_STRINGS=no])])
802 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
803 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
807 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
808 # is missing. Yes, there are machines that have only one. We may
809 # also decide to use snprintf.c if snprintf() is present but does not
810 # have working "long long int" support -- see below.
812 pgac_need_repl_snprintf=no
813 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
814 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
817 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
818 # include/c.h will provide declarations. Note this is a separate test
819 # from whether the functions exist in the C library --- there are
820 # systems that have the functions but don't bother to declare them :-(
822 AC_CHECK_DECLS([snprintf, vsnprintf])
825 # do this one the hard way in case isinf() is a macro
826 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
830 [double x = 0.0; int res = isinf(x);],
831 [ac_cv_func_isinf=yes],
832 [ac_cv_func_isinf=no])])
834 if test $ac_cv_func_isinf = yes ; then
835 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
838 # Look for a way to implement a substitute for isinf()
839 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
842 AC_REPLACE_FUNCS([crypt fseeko gethostname getopt_long getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul])
844 # system's version of getaddrinfo(), if any, may be used only if we found
845 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h
846 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
847 AC_REPLACE_FUNCS([getaddrinfo])
849 AC_LIBOBJ(getaddrinfo)
852 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
853 # We override the previous test that said fseeko/ftello didn't exist
854 # OS tests are also done in include/c.h and port/fseeko.c
855 case $host_os in bsdi*|netbsd*)
856 ac_cv_func_fseeko=yes
859 # Solaris has a very slow qsort in certain cases, so we replace it.
860 case $host_os in solaris*)
864 # Win32 can't to rename or unlink on an open file
865 case $host_os in win32*)
867 AC_LIBOBJ(opendir) ;;
870 # Now that rint() is /port, I am not sure this still works, bjm 2003-05-09
871 # On HPUX 9, rint() is not in regular libm.a but in /lib/pa1.1/libm.a;
872 # this hackery with HPUXMATHLIB allows us to cope.
876 if test -r /lib/pa1.1/libm.a ; then
877 HPUXMATHLIB="-L /lib/pa1.1 -lm"
880 AC_SUBST(HPUXMATHLIB)
882 AC_CHECK_FUNCS(rint, [],
883 [AC_CHECK_LIB(m, rint, AC_DEFINE(HAVE_RINT), , $HPUXMATHLIB)])
886 if test "$with_readline" = yes; then
887 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
888 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
889 AC_CHECK_FUNCS([replace_history_entry])
893 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
894 AC_MSG_CHECKING(for finite)
895 AC_TRY_LINK([#include <math.h>],
896 [int dummy=finite(1.0);],
897 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
901 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
902 dnl (especially on GNU libc)
903 dnl See also comments in c.h.
904 AC_MSG_CHECKING(for sigsetjmp)
905 AC_TRY_LINK([#include <setjmp.h>],
906 [sigjmp_buf x; sigsetjmp(x, 1);],
907 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
911 AC_CHECK_FUNC(syslog,
912 [AC_CHECK_HEADER(syslog.h,
913 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
915 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
916 [AC_TRY_LINK([#include <unistd.h>],
917 [extern int optreset; optreset = 1;],
918 [pgac_cv_var_int_optreset=yes],
919 [pgac_cv_var_int_optreset=no])])
920 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
921 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
924 AC_CHECK_FUNCS([strtoll strtoq], [break])
925 AC_CHECK_FUNCS([strtoull strtouq], [break])
927 # Check for one of atexit() or on_exit()
928 AC_CHECK_FUNCS(atexit, [],
929 [AC_CHECK_FUNCS(on_exit, [],
930 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
935 # This test makes sure that run tests work at all. Sometimes a shared
936 # library is found by the linker, but the runtime linker can't find it.
937 # This check should come after all modifications of compiler or linker
938 # variables, and before any other run tests.
939 AC_MSG_CHECKING([test program])
940 AC_TRY_RUN([int main() { return 0; }],
942 [AC_MSG_RESULT(failed)
944 *** Could not execute a simple test program. This may be a problem
945 *** related to locating shared libraries. Check the file 'config.log'
946 *** for the exact reason.]])],
947 [AC_MSG_RESULT([cross-compiling])])
950 dnl Check to see if we have a working 64-bit integer type.
951 dnl This breaks down into two steps:
952 dnl (1) figure out if the compiler has a 64-bit int type with working
953 dnl arithmetic, and if so
954 dnl (2) see whether snprintf() can format the type correctly. (Currently,
955 dnl snprintf is the only library routine we really need for int8 support.)
956 dnl It's entirely possible to have a compiler that handles a 64-bit type
957 dnl when the C library doesn't; this is fairly likely when using gcc on
958 dnl an older platform, for example.
959 dnl If there is no native snprintf() or it does not handle the 64-bit type,
960 dnl we force our own version of snprintf() to be used instead.
961 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
963 PGAC_TYPE_64BIT_INT([long int])
965 if test x"$HAVE_LONG_INT_64" = x"no" ; then
966 PGAC_TYPE_64BIT_INT([long long int])
970 dnl If we need to use "long long int", figure out whether nnnLL notation works.
972 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
974 #define INT64CONST(x) x##LL
975 long long int foo = INT64CONST(0x1234567890123456);
978 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
983 # If we found "long int" is 64 bits, assume snprintf handles it. If
984 # we found we need to use "long long int", better check. We cope with
985 # snprintfs that use either %lld, %qd, or %I64d as the format. If
986 # neither works, fall back to our own snprintf emulation (which we
989 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
990 if test $pgac_need_repl_snprintf = no; then
991 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
992 if test "$LONG_LONG_INT_FORMAT" = ""; then
993 # Force usage of our own snprintf, since system snprintf is broken
994 pgac_need_repl_snprintf=yes
995 LONG_LONG_INT_FORMAT='%lld'
998 # Here if we previously decided we needed to use our own snprintf
999 LONG_LONG_INT_FORMAT='%lld'
1001 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1003 # Here if we are not using 'long long int' at all
1004 INT64_FORMAT='"%ld"'
1007 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1008 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1010 if test $pgac_need_repl_snprintf = yes; then
1014 # Need a #define for the size of Datum (unsigned long)
1015 AC_CHECK_SIZEOF([unsigned long])
1017 # Determine memory alignment requirements for the basic C data types.
1019 PGAC_CHECK_ALIGNOF(short)
1020 PGAC_CHECK_ALIGNOF(int)
1021 PGAC_CHECK_ALIGNOF(long)
1022 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1023 PGAC_CHECK_ALIGNOF(long long int)
1025 PGAC_CHECK_ALIGNOF(double)
1027 # Compute maximum alignment of any basic type.
1028 # We assume long's alignment is at least as strong as char, short, or int;
1029 # but we must check long long (if it exists) and double.
1031 MAX_ALIGNOF=$pgac_cv_alignof_long
1032 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1033 MAX_ALIGNOF=$pgac_cv_alignof_double
1035 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1036 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1038 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1041 # Some platforms predefine the types int8, int16, etc. Only check
1042 # a (hopefully) representative subset.
1043 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1045 #ifdef HAVE_SUPPORTDEFS_H
1046 #include <SupportDefs.h>
1049 # We also check for sig_atomic_t, which *should* be defined per ANSI
1050 # C, but is missing on some old platforms.
1051 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1054 PGAC_FUNC_POSIX_SIGNALS
1055 if test $ac_cv_func_fseeko = yes; then
1060 # Select semaphore implementation type.
1061 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1062 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1063 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1065 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1066 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1067 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1069 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1070 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1075 # Select shared-memory implementation type.
1076 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1077 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1080 if test "$enable_nls" = yes ; then
1084 # Check for Tcl configuration script tclConfig.sh
1085 if test "$with_tcl" = yes; then
1086 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1087 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1088 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1089 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1092 # Check for Tk configuration script tkConfig.sh
1093 if test "$with_tk" = yes; then
1094 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1095 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1100 # Check for DocBook and tools
1104 PGAC_CHECK_DOCBOOK(3.1)
1105 PGAC_PATH_DOCBOOK_STYLESHEETS
1106 PGAC_PATH_COLLATEINDEX
1107 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1110 # prepare build tree if outside source tree
1111 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1112 # Note 2: /bin/pwd might be better than shell's built-in at getting
1113 # a symlink-free name.
1114 if test "$no_create" != yes; then
1115 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1118 AC_SUBST(vpath_build, yes)
1119 _AS_ECHO_N([preparing build tree... ])
1120 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1121 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1122 || AC_MSG_ERROR(failed)
1128 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1131 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1132 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1133 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1134 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1135 src/include/pg_config_os.h:src/include/port/${template}.h
1136 src/Makefile.port:src/makefiles/Makefile.${template}
1139 AC_CONFIG_HEADERS([src/include/pg_config.h],
1141 # Update timestamp for pg_config.h (see Makefile.global)
1142 echo >src/include/stamp-h