1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.426 2005/09/16 17:15:53 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], [8.1beta2], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright (c) 1996-2005, 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=irix ;;
60 linux*|gnu*|k*bsd*-gnu)
62 mingw*) template=win32 ;;
63 netbsd*) template=netbsd ;;
64 nextstep*) template=nextstep ;;
65 openbsd*) template=openbsd ;;
67 qnx*) template=qnx4 ;;
69 solaris*) template=solaris ;;
70 sunos*) template=sunos4 ;;
73 univel) template=univel ;;
75 sysv4*) template=svr4 ;;
76 sysv5*) template=unixware ;;
77 ultrix*) template=ultrix4 ;;
80 if test x"$template" = x"" ; then
82 *******************************************************************
83 PostgreSQL has apparently not been ported to your platform yet.
84 To try a manual configuration, look into the src/template directory
85 for a similar platform and use the '--with-template=' option.
87 Please also contact <pgsql-ports@postgresql.org> to see about
88 rectifying this. Include the above 'checking host system type...'
90 *******************************************************************
96 AC_MSG_RESULT([$template])
101 # Initialize default assumption that we do not need separate assembly code
102 # for TAS (test-and-set). This can be overridden by the template file
103 # when it's executed.
110 ## Command line options
114 # Installation directory for documentation
116 PGAC_ARG(with, docdir, [ --with-docdir=DIR install the documentation in DIR [[PREFIX/doc]]
117 --without-docdir do not install the documentation],
118 [AC_MSG_ERROR([option --with-docdir requires an argument])],
121 [docdir='${prefix}/doc'])
126 # Add non-standard directories to the include path
128 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
132 # Add non-standard directories to the library search path
134 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
135 [LIBRARY_DIRS=$withval])
137 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
138 [LIBRARY_DIRS=$withval])
142 # 64-bit integer date/time storage (--enable-integer-datetimes)
144 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
145 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
146 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
147 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
148 AC_MSG_RESULT([$enable_integer_datetimes])
154 AC_MSG_CHECKING([whether NLS is wanted])
155 PGAC_ARG_OPTARG(enable, nls,
156 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
158 [WANTED_LANGUAGES=$enableval],
159 [AC_DEFINE(ENABLE_NLS, 1,
160 [Define to 1 if you want National Language Support. (--enable-nls)])])
161 AC_MSG_RESULT([$enable_nls])
163 AC_SUBST(WANTED_LANGUAGES)
166 # Default port number (--with-pgport), default 5432
168 AC_MSG_CHECKING([for default port number])
169 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
170 [default_port=$withval],
172 AC_MSG_RESULT([$default_port])
173 # Need both of these because some places want an integer and some a string
174 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
175 [Define to the default TCP port number on which the server listens and
176 to which clients will try to connect. This can be overridden at run-time,
177 but it's convenient if your clients have the right default compiled in.
178 (--with-pgport=PORTNUM)])
179 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
180 [Define to the default TCP port number as a string constant.])
181 AC_SUBST(default_port)
184 # Option to disable shared libraries
186 PGAC_ARG_BOOL(enable, shared, yes,
187 [ --disable-shared do not build shared libraries])
188 AC_SUBST(enable_shared)
191 # '-rpath'-like feature can be disabled
193 PGAC_ARG_BOOL(enable, rpath, yes,
194 [ --disable-rpath do not embed shared library search path in executables])
195 AC_SUBST(enable_rpath)
200 PGAC_ARG_BOOL(enable, spinlocks, yes,
201 [ --disable-spinlocks do not use spinlocks])
204 # --enable-debug adds -g to compiler flags
206 PGAC_ARG_BOOL(enable, debug, no,
207 [ --enable-debug build with debugging symbols (-g)])
208 AC_SUBST(enable_debug)
214 # For historical reasons you can also use --with-CC to specify the C compiler
215 # to use, although the standard way to do this is to set the CC environment
217 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
220 aix) pgac_cc_list="gcc xlc";;
221 irix) pgac_cc_list="cc";; # no gcc
222 *) pgac_cc_list="gcc cc";;
225 AC_PROG_CC([$pgac_cc_list])
232 . "$srcdir/src/template/$template" || exit
234 # CFLAGS are selected so:
235 # If the user specifies something in the environment, that is used.
236 # else: If the template file set something, that is used.
237 # else: If the compiler is GCC, then we use -O2.
238 # else: If the compiler is something else, then we use -0.
240 if test "$ac_env_CFLAGS_set" = set; then
241 CFLAGS=$ac_env_CFLAGS_value
242 elif test "${CFLAGS+set}" = set; then
243 : # (keep what template set)
244 elif test "$GCC" = yes; then
247 # if the user selected debug mode, don't use -O
248 if test "$enable_debug" != yes; then
253 if test "$GCC" = yes; then
254 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith"
256 # Some versions of GCC support some additional useful warning flags.
257 # Check whether they are supported, and add them to CFLAGS if so.
258 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
259 PGAC_PROG_CC_CFLAGS_OPT([-Wold-style-definition])
260 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
262 # Disable strict-aliasing rules; needed for gcc 3.3+
263 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
266 # supply -g if --enable-debug
267 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
271 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
273 # We already have this in Makefile.win32, but configure needs it too
274 if test "$PORTNAME" = "win32"; then
275 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
278 # Check if the compiler still works with the template settings
279 AC_MSG_CHECKING([whether the C compiler still works])
280 AC_TRY_LINK([], [return 0;],
281 [AC_MSG_RESULT(yes)],
283 AC_MSG_ERROR([cannot proceed])])
285 # Defend against gcc -ffast-math
286 if test "$GCC" = yes; then
287 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
289 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
295 # Create compiler version string
296 if test x"$GCC" = x"yes" ; then
297 cc_string="GCC `${CC} --version | sed q`"
301 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
302 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
303 [A string containing the version number, platform, and C compiler])
307 # Set up TAS assembly code if needed; the template file has now had its
308 # chance to request this.
310 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
312 if test "$need_tas" = yes ; then
321 # Automatic dependency tracking
323 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
329 # Enable assert checks
331 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
332 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
333 [Define to 1 to build with assertion checks. (--enable-cassert)])])
337 # Include directories
340 IFS="${IFS}${PATH_SEPARATOR}"
341 # SRCH_INC comes from the template file
342 for dir in $with_includes $SRCH_INC; do
343 if test -d "$dir"; then
344 INCLUDES="$INCLUDES -I$dir"
346 AC_MSG_WARN([*** Include directory $dir does not exist.])
354 # Library directories
357 IFS="${IFS}${PATH_SEPARATOR}"
358 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
359 for dir in $LIBRARY_DIRS $SRCH_LIB; do
360 if test -d "$dir"; then
361 LIBDIRS="$LIBDIRS -L$dir"
363 AC_MSG_WARN([*** Library directory $dir does not exist.])
369 # Enable thread-safe client libraries
371 AC_MSG_CHECKING([allow thread-safe client libraries])
372 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
373 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety in spite of thread test failure])
374 if test "$enable_thread_safety" = yes -o \
375 "$enable_thread_safety_force" = yes; then
376 enable_thread_safety="yes" # for 'force'
377 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
378 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
380 AC_MSG_RESULT([$enable_thread_safety])
381 AC_SUBST(enable_thread_safety)
384 # Optionally build Tcl modules (PL/Tcl)
386 AC_MSG_CHECKING([whether to build with Tcl])
387 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
388 AC_MSG_RESULT([$with_tcl])
391 # We see if the path to the Tcl/Tk configuration scripts is specified.
392 # This will override the use of tclsh to find the paths to search.
394 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
397 # Optionally build Perl modules (PL/Perl)
399 AC_MSG_CHECKING([whether to build Perl modules])
400 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
401 AC_MSG_RESULT([$with_perl])
405 # Optionally build Python modules (PL/Python)
407 AC_MSG_CHECKING([whether to build Python modules])
408 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
409 AC_MSG_RESULT([$with_python])
410 AC_SUBST(with_python)
415 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
416 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
418 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
419 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
421 AC_MSG_RESULT([$with_krb5])
429 # Kerberos configuration parameters
431 PGAC_ARG_REQ(with, krb-srvnam,
432 [ --with-krb-srvnam=NAME name of the default service principal in Kerberos [[postgres]]],
434 [with_krb_srvnam="postgres"])
435 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
436 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
442 AC_MSG_CHECKING([whether to build with PAM support])
443 PGAC_ARG_BOOL(with, pam, no,
444 [ --with-pam build with PAM support],
445 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
446 AC_MSG_RESULT([$with_pam])
453 AC_MSG_CHECKING([whether to build with Bonjour support])
454 PGAC_ARG_BOOL(with, bonjour, no,
455 [ --with-bonjour build with Bonjour support],
456 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
457 AC_MSG_RESULT([$with_bonjour])
458 AC_SUBST(with_bonjour)
464 AC_MSG_CHECKING([whether to build with OpenSSL support])
465 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
466 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
467 AC_MSG_RESULT([$with_openssl])
468 AC_SUBST(with_openssl)
474 PGAC_ARG_BOOL(with, readline, yes,
475 [ --without-readline do not use Readline])
476 # readline on MinGW has problems with backslashes in psql and other bugs.
477 # This is particularly a problem with non-US code pages.
478 # Therefore disable its use until we understand the cause. 2004-07-20
479 if test "$PORTNAME" = "win32"; then
480 if test "$with_readline" = yes; then
481 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
490 PGAC_ARG_BOOL(with, zlib, yes,
491 [ --without-zlib do not use Zlib])
498 # Assume system is ELF if it predefines __ELF__ as 1,
499 # otherwise believe host_os based default.
501 freebsd1*|freebsd2*) elf=no;;
502 freebsd3*|freebsd4*) elf=yes;;
511 [if test "X$elf" = "Xyes" ; then
522 CPPFLAGS="$CPPFLAGS $INCLUDES"
523 LDFLAGS="$LDFLAGS $LIBDIRS"
525 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
526 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
528 AC_ARG_VAR(LDFLAGS_SL)
535 AC_SUBST(with_gnu_ld)
536 case $host_os in sysv5*)
537 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
539 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
540 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
541 LDFLAGS=$pgac_save_LDFLAGS
543 ld_R_works=$pgac_cv_prog_ld_R
547 AC_CHECK_PROGS(LORDER, lorder)
548 AC_PATH_PROG(TAR, tar)
551 AC_CHECK_PROGS(YACC, ['bison -y'])
553 if test "$YACC"; then
554 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
556 *** If you are going to modify the grammar files or build from CVS, the installed
557 *** version of Bison is too old. Bison version 1.875 or later is required.])
561 if test -z "$YACC"; then
563 *** Without Bison you will not be able to build PostgreSQL from CVS or
564 *** change any of the parser definition files. You can obtain Bison from
565 *** a GNU mirror site. (If you are using the official distribution of
566 *** PostgreSQL then you do not need to worry about this because the Bison
567 *** output is pre-generated.) To use a different yacc program (possible,
568 *** but not recommended), set the environment variable YACC before running
574 if test "$with_perl" = yes; then
575 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
576 PGAC_CHECK_PERL_EMBED_LDFLAGS
579 if test "$with_python" = yes; then
581 PGAC_CHECK_PYTHON_EMBED_SETUP
589 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
591 AC_CHECK_LIB(bsd, main)
593 AC_CHECK_LIB(util, setproctitle)
594 AC_CHECK_LIB(m, main)
595 AC_CHECK_LIB(dl, main)
596 AC_CHECK_LIB(nsl, main)
597 AC_CHECK_LIB(socket, main)
598 AC_CHECK_LIB(ipc, main)
599 AC_CHECK_LIB(IPC, main)
600 AC_CHECK_LIB(lc, main)
601 AC_CHECK_LIB(dld, main)
602 AC_CHECK_LIB(ld, main)
603 AC_CHECK_LIB(compat, main)
604 AC_CHECK_LIB(BSD, main)
605 AC_CHECK_LIB(gen, main)
606 AC_CHECK_LIB(PW, main)
607 AC_CHECK_LIB(resolv, main)
608 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
610 AC_CHECK_LIB(unix, main)
611 AC_SEARCH_LIBS(crypt, crypt)
613 if test "$PORTNAME" = "beos"
615 AC_CHECK_LIB(bind, __inet_ntoa)
618 AC_SEARCH_LIBS(fdatasync, [rt posix4])
620 AC_CHECK_LIB(cygipc, shmget)
622 if test "$PORTNAME" = "win32"
624 AC_CHECK_LIB(wsock32, main)
627 if test "$with_readline" = yes; then
629 if test x"$pgac_cv_check_readline" = x"no"; then
630 AC_MSG_ERROR([readline library not found
631 If you have readline already installed, see config.log for details on the
632 failure. It is possible the compiler isn't looking in the proper directory.
633 Use --without-readline to disable readline support.])
637 if test "$with_zlib" = yes; then
638 AC_CHECK_LIB(z, inflate, [],
639 [AC_MSG_ERROR([zlib library not found
640 If you have zlib already installed, see config.log for details on the
641 failure. It is possible the compiler isn't looking in the proper directory.
642 Use --without-zlib to disable zlib support.])])
645 if test "$enable_spinlocks" = yes; then
646 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
649 *** Not using spinlocks will cause poor performance.])
652 if test "$with_krb5" = yes ; then
653 if test "$PORTNAME" != "win32"; then
654 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
655 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
656 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
657 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
658 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
659 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
661 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
662 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
666 if test "$with_openssl" = yes ; then
668 if test "$PORTNAME" != "win32"; then
669 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
670 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
672 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
673 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
677 if test "$with_pam" = yes ; then
678 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
686 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
687 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
689 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
690 # netinet/in.h is included first.
691 AC_CHECK_HEADERS(netinet/in.h)
692 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
694 #ifdef HAVE_NETINET_IN_H
695 #include <netinet/in.h>
699 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
700 AC_CHECK_HEADERS(readline/readline.h, [],
701 [AC_CHECK_HEADERS(readline.h, [],
702 [AC_MSG_ERROR([readline header not found
703 If you have readline already installed, see config.log for details on the
704 failure. It is possible the compiler isn't looking in the proper directory.
705 Use --without-readline to disable readline support.])])])
706 AC_CHECK_HEADERS(readline/history.h, [],
707 [AC_CHECK_HEADERS(history.h, [],
708 [AC_MSG_ERROR([history header not found
709 If you have readline already installed, see config.log for details on the
710 failure. It is possible the compiler isn't looking in the proper directory.
711 Use --without-readline to disable readline support.])])])
714 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
715 # Some installations of libedit usurp /usr/include/readline/, which seems
716 # bad practice, since in combined installations readline will have its headers
717 # there. We might have to resort to AC_EGREP checks to make sure we found
718 # the proper header...
719 AC_CHECK_HEADERS(editline/readline.h, [],
720 [AC_CHECK_HEADERS(readline.h, [],
721 [AC_CHECK_HEADERS(readline/readline.h, [],
722 [AC_MSG_ERROR([readline header not found
723 If you have libedit already installed, see config.log for details on the
724 failure. It is possible the compiler isn't looking in the proper directory.
725 Use --without-readline to disable libedit support.])])])])
726 AC_CHECK_HEADERS(editline/history.h, [],
727 [AC_CHECK_HEADERS(history.h, [],
728 [AC_CHECK_HEADERS(readline/history.h, [],
729 [AC_MSG_ERROR([history header not found
730 If you have libedit already installed, see config.log for details on the
731 failure. It is possible the compiler isn't looking in the proper directory.
732 Use --without-readline to disable libedit support.])])])])
735 if test "$with_zlib" = yes; then
736 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
737 If you have zlib already installed, see config.log for details on the
738 failure. It is possible the compiler isn't looking in the proper directory.
739 Use --without-zlib to disable zlib support.])])
742 if test "$with_krb5" = yes ; then
743 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
746 if test "$with_openssl" = yes ; then
747 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
748 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
751 if test "$with_pam" = yes ; then
752 AC_CHECK_HEADERS(security/pam_appl.h, [],
753 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
754 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
757 if test "$with_bonjour" = yes ; then
758 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
763 ## Types, structures, compiler characteristics
766 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
772 PGAC_C_FUNCNAME_SUPPORT
775 PGAC_STRUCT_SOCKADDR_UN
776 PGAC_STRUCT_SOCKADDR_STORAGE
777 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
780 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
781 [#include <sys/param.h>
782 #include <sys/types.h>
783 #include <sys/socket.h>
784 #include <sys/ucred.h>])
786 AC_CHECK_TYPES([struct option], [], [],
787 [#ifdef HAVE_GETOPT_H
791 if test "$with_zlib" = yes; then
792 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
793 # did not). While we could work around the lack of z_streamp, it
794 # seems unwise to encourage people to use such old zlib versions...
795 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
796 Use --without-zlib to disable zlib support.])],
800 if test "$with_krb5" = yes; then
801 # Check for differences between MIT and Heimdal (KTH) releases
802 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
803 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
804 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
805 [#include <krb5.h>])],
807 AC_CHECK_MEMBERS(krb5_error.text.data, [],
808 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
809 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
810 [#include <krb5.h>])],
815 ## Functions, global variables
818 PGAC_VAR_INT_TIMEZONE
819 AC_FUNC_ACCEPT_ARGTYPES
820 PGAC_FUNC_GETTIMEOFDAY_1ARG
822 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
824 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
827 AC_CHECK_TYPE([struct sockaddr_in6],
828 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
831 [$ac_includes_default
832 #include <netinet/in.h>])
835 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
837 [#include <machine/vmparam.h>
838 #include <sys/exec.h>
840 [PS_STRINGS->ps_nargvstr = 1;
841 PS_STRINGS->ps_argvstr = "foo";],
842 [pgac_cv_var_PS_STRINGS=yes],
843 [pgac_cv_var_PS_STRINGS=no])])
844 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
845 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
849 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
850 # is missing. Yes, there are machines that have only one. We may
851 # also decide to use snprintf.c if snprintf() is present but does not
852 # have all the features we need --- see below.
854 pgac_need_repl_snprintf=no
855 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
856 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
859 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
860 # include/c.h will provide declarations. Note this is a separate test
861 # from whether the functions exist in the C library --- there are
862 # systems that have the functions but don't bother to declare them :-(
864 AC_CHECK_DECLS([snprintf, vsnprintf])
867 # do this one the hard way in case isinf() is a macro
868 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
872 [double x = 0.0; int res = isinf(x);],
873 [ac_cv_func_isinf=yes],
874 [ac_cv_func_isinf=no])])
876 if test $ac_cv_func_isinf = yes ; then
877 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
880 # Look for a way to implement a substitute for isinf()
881 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
884 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strtol strtoul unsetenv])
886 # System's version of getaddrinfo(), if any, may be used only if we found
887 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
888 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
889 # versions of getaddrinfo don't follow normal C call protocol. This is OK
890 # because we want to use our own getaddrinfo.c on Windows anyway.)
891 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
892 AC_REPLACE_FUNCS([getaddrinfo])
894 AC_LIBOBJ(getaddrinfo)
897 # similarly, use system's getopt_long() only if system provides struct option.
898 if test x"$ac_cv_type_struct_option" = xyes ; then
899 AC_REPLACE_FUNCS([getopt_long])
901 AC_LIBOBJ(getopt_long)
904 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
905 # We override the previous test that said fseeko/ftello didn't exist
906 # OS tests are also done in include/c.h and port/fseeko.c
907 case $host_os in bsdi*|netbsd*)
908 ac_cv_func_fseeko=yes
911 # Solaris has a very slow qsort in certain cases, so we replace it.
912 if test "$PORTNAME" = "solaris"; then
917 if test "$PORTNAME" = "win32"; then
918 AC_LIBOBJ(gettimeofday)
922 AC_DEFINE([HAVE_SYMLINK], 1,
923 [Define to 1 if you have the `symlink' function.])
926 if test "$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 ACX_PTHREAD # set thread flags
984 # Some platforms use these, so just defineed them. They can't hurt if they
986 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
989 # At this point, we don't want to muck with the compiler name for threading.
990 # Let's see who fails, perhaps AIX. 2004-04-23
991 if test "$PTHREAD_CC" != "$CC"; then
993 PostgreSQL does not support platforms that require a special
994 compiler binary for thread-safety.
998 if test "$THREAD_SUPPORT" = no; then
1000 Cannot enable threads on your platform.
1001 Your platform is known to not support thread-safe programs.
1002 For details, compile and run src/bin/pg_thread_test.
1006 # Check for *_r functions
1009 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1010 LIBS="$LIBS $PTHREAD_LIBS"
1012 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1014 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1016 # Do test here with the proper thread flags
1017 PGAC_FUNC_GETPWUID_R_5ARG
1018 PGAC_FUNC_STRERROR_R_INT
1024 # do not use values from template file
1029 AC_SUBST(PTHREAD_CFLAGS)
1030 AC_SUBST(PTHREAD_LIBS)
1033 # This test makes sure that run tests work at all. Sometimes a shared
1034 # library is found by the linker, but the runtime linker can't find it.
1035 # This check should come after all modifications of compiler or linker
1036 # variables, and before any other run tests.
1037 AC_MSG_CHECKING([test program])
1038 AC_TRY_RUN([int main() { return 0; }],
1039 [AC_MSG_RESULT(ok)],
1040 [AC_MSG_RESULT(failed)
1042 *** Could not execute a simple test program. This may be a problem
1043 *** related to locating shared libraries. Check the file 'config.log'
1044 *** for the exact reason.]])],
1045 [AC_MSG_RESULT([cross-compiling])])
1048 # Force use of our snprintf if system's doesn't do arg control
1049 # This feature is used by NLS
1050 if test "$enable_nls" = yes &&
1051 test $pgac_need_repl_snprintf = no &&
1052 # On Win32, libintl replaces snprintf() with its own version that
1053 # understands arg control, so we don't need our own. In fact, it
1054 # also uses macros that conflict with ours, so we _can't_ use
1056 test "$PORTNAME" != "win32"; then
1057 PGAC_FUNC_PRINTF_ARG_CONTROL
1058 if test $pgac_cv_printf_arg_control != yes ; then
1059 pgac_need_repl_snprintf=yes
1064 dnl Check to see if we have a working 64-bit integer type.
1065 dnl This breaks down into two steps:
1066 dnl (1) figure out if the compiler has a 64-bit int type with working
1067 dnl arithmetic, and if so
1068 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1069 dnl snprintf is the only library routine we really need for int8 support.)
1070 dnl It's entirely possible to have a compiler that handles a 64-bit type
1071 dnl when the C library doesn't; this is fairly likely when using gcc on
1072 dnl an older platform, for example.
1073 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1074 dnl we force our own version of snprintf() to be used instead.
1075 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1077 PGAC_TYPE_64BIT_INT([long int])
1079 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1080 PGAC_TYPE_64BIT_INT([long long int])
1084 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1086 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1088 #define INT64CONST(x) x##LL
1089 long long int foo = INT64CONST(0x1234567890123456);
1092 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1097 # If we found "long int" is 64 bits, assume snprintf handles it. If
1098 # we found we need to use "long long int", better check. We cope with
1099 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1100 # work, fall back to our own snprintf emulation (which we know uses %lld).
1102 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1103 if test $pgac_need_repl_snprintf = no; then
1104 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1105 if test "$LONG_LONG_INT_FORMAT" = ""; then
1106 # Force usage of our own snprintf, since system snprintf is broken
1107 pgac_need_repl_snprintf=yes
1108 LONG_LONG_INT_FORMAT='%lld'
1111 # Here if we previously decided we needed to use our own snprintf
1112 LONG_LONG_INT_FORMAT='%lld'
1114 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1115 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1116 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1118 # Here if we are not using 'long long int' at all
1119 INT64_FORMAT='"%ld"'
1120 UINT64_FORMAT='"%lu"'
1123 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1124 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1126 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1127 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1129 # Now we have checked all the reasons to replace snprintf
1130 if test $pgac_need_repl_snprintf = yes; then
1131 AC_DEFINE(USE_SNPRINTF, 1, [Use replacement snprintf() functions.])
1135 # Need a #define for the size of Datum (unsigned long)
1136 AC_CHECK_SIZEOF([unsigned long])
1138 # And one for the size of size_t (enables tweaks for > 32bit address space)
1139 AC_CHECK_SIZEOF([size_t])
1141 # Determine memory alignment requirements for the basic C data types.
1143 PGAC_CHECK_ALIGNOF(short)
1144 PGAC_CHECK_ALIGNOF(int)
1145 PGAC_CHECK_ALIGNOF(long)
1146 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1147 PGAC_CHECK_ALIGNOF(long long int)
1149 PGAC_CHECK_ALIGNOF(double)
1151 # Compute maximum alignment of any basic type.
1152 # We assume long's alignment is at least as strong as char, short, or int;
1153 # but we must check long long (if it exists) and double.
1155 MAX_ALIGNOF=$pgac_cv_alignof_long
1156 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1157 MAX_ALIGNOF=$pgac_cv_alignof_double
1159 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1160 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1162 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1165 # Some platforms predefine the types int8, int16, etc. Only check
1166 # a (hopefully) representative subset.
1167 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1169 #ifdef HAVE_SUPPORTDEFS_H
1170 #include <SupportDefs.h>
1173 # We also check for sig_atomic_t, which *should* be defined per ANSI
1174 # C, but is missing on some old platforms.
1175 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1178 if test x"$template" != x"win32"
1180 PGAC_FUNC_POSIX_SIGNALS
1181 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1183 *** Thread-safety requires POSIX signals, which are not supported by your
1184 *** operating system.
1189 if test $ac_cv_func_fseeko = yes; then
1193 # SunOS doesn't handle negative byte comparisons properly with +/- return
1197 # Select semaphore implementation type.
1198 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1199 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1200 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1202 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1203 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1204 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1206 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1207 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1212 # Select shared-memory implementation type.
1213 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1214 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1217 if test "$enable_nls" = yes ; then
1221 # Check for Tcl configuration script tclConfig.sh
1222 if test "$with_tcl" = yes; then
1223 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1224 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1225 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1226 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1227 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1228 ac_save_CPPFLAGS=$CPPFLAGS
1229 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1230 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1231 CPPFLAGS=$ac_save_CPPFLAGS
1235 # Check for DocBook and tools
1239 PGAC_CHECK_DOCBOOK(4.2)
1240 PGAC_PATH_DOCBOOK_STYLESHEETS
1241 PGAC_PATH_COLLATEINDEX
1242 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1246 # We have to run the thread test near the end so we have all our symbols
1247 # defined. Cross compiling throws a warning.
1249 if test "$enable_thread_safety_force" = yes; then
1250 if test x"$template" != x"win32"
1253 *** Skipping thread test program. --enable-thread-safety-force was used.
1254 *** Run the program in src/tools/thread on the your machine and add
1255 proper locking function calls to your applications to guarantee thread
1259 AC_MSG_WARN([*** Skipping thread test on Win32])
1261 elif test "$enable_thread_safety" = yes; then
1262 if test x"$template" != x"win32"
1264 AC_MSG_CHECKING([thread safety of required library functions])
1268 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1269 LIBS="$LIBS $PTHREAD_LIBS"
1270 AC_TRY_RUN([#include "$srcdir/src/tools/thread/thread_test.c"],
1271 [AC_MSG_RESULT(yes)],
1274 *** Thread test program failed. Your platform is not thread-safe.
1275 *** Check the file 'config.log'for the exact reason.
1277 *** You can use the configure option --enable-thread-safety-force
1278 *** to force threads to be enabled. However, you must then run
1279 *** the program in src/tools/thread and add locking function calls
1280 *** to your applications to guarantee thread safety.
1282 [AC_MSG_RESULT(maybe)
1284 *** Skipping thread test program because of cross-compile build.
1285 *** Run the program in src/tools/thread on the target machine.
1290 AC_MSG_WARN([*** Skipping thread test on Win32])
1294 # prepare build tree if outside source tree
1295 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1296 # Note 2: /bin/pwd might be better than shell's built-in at getting
1297 # a symlink-free name.
1298 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1302 if test "$no_create" != yes; then
1303 _AS_ECHO_N([preparing build tree... ])
1304 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1305 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1306 || AC_MSG_ERROR(failed)
1310 AC_SUBST(vpath_build)
1313 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1316 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1317 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1318 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1319 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1320 src/include/pg_config_os.h:src/include/port/${template}.h
1321 src/Makefile.port:src/makefiles/Makefile.${template}
1324 if test "$PORTNAME" = "win32"; then
1325 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1326 # Links sometimes fail undetected on Mingw -
1327 # so here we detect it and warn the user
1328 for FILE in $CONFIG_LINKS
1330 # test -e works for symlinks in the MinGW console
1331 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE - please fix by hand])
1336 AC_CONFIG_HEADERS([src/include/pg_config.h],
1338 # Update timestamp for pg_config.h (see Makefile.global)
1339 echo >src/include/stamp-h