1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.484 2006/10/23 22:50:19 tgl 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], [8.2beta2], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright (c) 1996-2006, 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 as a string])
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 bsdi*) template=bsdi ;;
53 cygwin*) template=cygwin ;;
54 darwin*) template=darwin ;;
55 dgux*) template=dgux ;;
56 freebsd*) template=freebsd ;;
57 hpux*) template=hpux ;;
58 irix*) template=irix ;;
59 linux*|gnu*|k*bsd*-gnu)
61 mingw*) template=win32 ;;
62 netbsd*) template=netbsd ;;
63 nextstep*) template=nextstep ;;
64 openbsd*) template=openbsd ;;
67 solaris*) template=solaris ;;
68 sunos*) template=sunos4 ;;
71 univel) template=univel ;;
73 sysv4*) template=svr4 ;;
74 sysv5*) template=unixware ;;
75 ultrix*) template=ultrix4 ;;
78 if test x"$template" = x"" ; then
80 *******************************************************************
81 PostgreSQL has apparently not been ported to your platform yet.
82 To try a manual configuration, look into the src/template directory
83 for a similar platform and use the '--with-template=' option.
85 Please also contact <pgsql-ports@postgresql.org> to see about
86 rectifying this. Include the above 'checking host system type...'
88 *******************************************************************
94 AC_MSG_RESULT([$template])
99 # Initialize default assumption that we do not need separate assembly code
100 # for TAS (test-and-set). This can be overridden by the template file
101 # when it's executed.
108 ## Command line options
112 # Installation directory for documentation
114 PGAC_ARG(with, docdir, [ --with-docdir=DIR install the documentation in DIR [[PREFIX/doc]]
115 --without-docdir do not install the documentation],
116 [AC_MSG_ERROR([option --with-docdir requires an argument])],
119 [docdir='${prefix}/doc'])
124 # Add non-standard directories to the include path
126 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
130 # Add non-standard directories to the library search path
132 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
133 [LIBRARY_DIRS=$withval])
135 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
136 [LIBRARY_DIRS=$withval])
140 # 64-bit integer date/time storage (--enable-integer-datetimes)
142 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
143 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
144 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
145 [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
146 AC_MSG_RESULT([$enable_integer_datetimes])
152 AC_MSG_CHECKING([whether NLS is wanted])
153 PGAC_ARG_OPTARG(enable, nls,
154 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
156 [WANTED_LANGUAGES=$enableval],
157 [AC_DEFINE(ENABLE_NLS, 1,
158 [Define to 1 if you want National Language Support. (--enable-nls)])])
159 AC_MSG_RESULT([$enable_nls])
161 AC_SUBST(WANTED_LANGUAGES)
164 # Default port number (--with-pgport), default 5432
166 AC_MSG_CHECKING([for default port number])
167 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [[5432]]],
168 [default_port=$withval],
170 AC_MSG_RESULT([$default_port])
171 # Need both of these because some places want an integer and some a string
172 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
173 [Define to the default TCP port number on which the server listens and
174 to which clients will try to connect. This can be overridden at run-time,
175 but it's convenient if your clients have the right default compiled in.
176 (--with-pgport=PORTNUM)])
177 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
178 [Define to the default TCP port number as a string constant.])
179 AC_SUBST(default_port)
182 # Option to disable shared libraries
184 PGAC_ARG_BOOL(enable, shared, yes,
185 [ --disable-shared do not build shared libraries])
186 AC_SUBST(enable_shared)
189 # '-rpath'-like feature can be disabled
191 PGAC_ARG_BOOL(enable, rpath, yes,
192 [ --disable-rpath do not embed shared library search path in executables])
193 AC_SUBST(enable_rpath)
198 PGAC_ARG_BOOL(enable, spinlocks, yes,
199 [ --disable-spinlocks do not use spinlocks])
202 # --enable-debug adds -g to compiler flags
204 PGAC_ARG_BOOL(enable, debug, no,
205 [ --enable-debug build with debugging symbols (-g)])
206 AC_SUBST(enable_debug)
211 PGAC_ARG_BOOL(enable, dtrace, no,
212 [ --enable-dtrace build with DTrace support],
213 [AC_DEFINE([ENABLE_DTRACE], 1,
214 [Define to 1 to enable DTrace support. (--enable-dtrace)])
215 AC_CHECK_PROGS(DTRACE, dtrace)
216 if test -z "$DTRACE"; then
217 AC_MSG_ERROR([dtrace not found])
219 AC_SUBST(DTRACEFLAGS)])
220 AC_SUBST(enable_dtrace)
226 # For historical reasons you can also use --with-CC to specify the C compiler
227 # to use, although the standard way to do this is to set the CC environment
229 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
232 aix) pgac_cc_list="gcc xlc";;
233 irix) pgac_cc_list="cc";; # no gcc
234 *) pgac_cc_list="gcc cc";;
237 AC_PROG_CC([$pgac_cc_list])
244 . "$srcdir/src/template/$template" || exit
246 # CFLAGS are selected so:
247 # If the user specifies something in the environment, that is used.
248 # else: If the template file set something, that is used.
249 # else: If the compiler is GCC, then we use -O2.
250 # else: If the compiler is something else, then we use -0.
252 if test "$ac_env_CFLAGS_set" = set; then
253 CFLAGS=$ac_env_CFLAGS_value
254 elif test "${CFLAGS+set}" = set; then
255 : # (keep what template set)
256 elif test "$GCC" = yes; then
259 # if the user selected debug mode, don't use -O
260 if test "$enable_debug" != yes; then
265 # Some versions of GCC support some additional useful warning flags.
266 # Check whether they are supported, and add them to CFLAGS if so.
268 if test "$GCC" = yes; then
270 # ICC pretends to be GCC but it's lying; it doesn't support these options.
271 # So we have to check if "GCC" is really ICC.
272 AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
274 @%:@endif], [ICC=[yes]], [ICC=[no]])
276 if test "$ICC" = no; then
277 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
279 PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
280 PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
282 # Intel compiler has a bug/misoptimization in checking for
283 # division by NAN (NaN == 0), -mp1 fixes it, so add it to the
285 PGAC_PROG_CC_CFLAGS_OPT([-mp1])
288 # Disable strict-aliasing rules; needed for gcc 3.3+
289 PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
290 elif test x"${CC}" = x"xlc"; then
291 # AIX xlc has to have strict aliasing turned off too
292 PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
295 # supply -g if --enable-debug
296 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
300 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
302 # We already have this in Makefile.win32, but configure needs it too
303 if test "$PORTNAME" = "win32"; then
304 CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
307 # Check if the compiler still works with the template settings
308 AC_MSG_CHECKING([whether the C compiler still works])
309 AC_TRY_LINK([], [return 0;],
310 [AC_MSG_RESULT(yes)],
312 AC_MSG_ERROR([cannot proceed])])
314 # Defend against gcc -ffast-math
315 if test "$GCC" = yes; then
316 AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
318 @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
324 # Create compiler version string
325 if test x"$GCC" = x"yes" ; then
326 cc_string="GCC `${CC} --version | sed q`"
330 AC_DEFINE_UNQUOTED(PG_VERSION_STR,
331 ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
332 [A string containing the version number, platform, and C compiler])
336 # Set up TAS assembly code if needed; the template file has now had its
337 # chance to request this.
339 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
341 if test "$need_tas" = yes ; then
350 # Automatic dependency tracking
352 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
358 # Enable assert checks
360 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
361 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
362 [Define to 1 to build with assertion checks. (--enable-cassert)])])
366 # Include directories
369 IFS="${IFS}${PATH_SEPARATOR}"
370 # SRCH_INC comes from the template file
371 for dir in $with_includes $SRCH_INC; do
372 if test -d "$dir"; then
373 INCLUDES="$INCLUDES -I$dir"
375 AC_MSG_WARN([*** Include directory $dir does not exist.])
383 # Library directories
386 IFS="${IFS}${PATH_SEPARATOR}"
387 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
388 for dir in $LIBRARY_DIRS $SRCH_LIB; do
389 if test -d "$dir"; then
390 LIBDIRS="$LIBDIRS -L$dir"
392 AC_MSG_WARN([*** Library directory $dir does not exist.])
398 # Enable thread-safe client libraries
400 AC_MSG_CHECKING([allow thread-safe client libraries])
401 PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
402 PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety in spite of thread test failure])
403 if test "$enable_thread_safety" = yes -o \
404 "$enable_thread_safety_force" = yes; then
405 enable_thread_safety="yes" # for 'force'
406 AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
407 [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
409 AC_MSG_RESULT([$enable_thread_safety])
410 AC_SUBST(enable_thread_safety)
413 # Optionally build Tcl modules (PL/Tcl)
415 AC_MSG_CHECKING([whether to build with Tcl])
416 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
417 AC_MSG_RESULT([$with_tcl])
420 # We see if the path to the Tcl/Tk configuration scripts is specified.
421 # This will override the use of tclsh to find the paths to search.
423 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
426 # Optionally build Perl modules (PL/Perl)
428 AC_MSG_CHECKING([whether to build Perl modules])
429 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
430 AC_MSG_RESULT([$with_perl])
434 # Optionally build Python modules (PL/Python)
436 AC_MSG_CHECKING([whether to build Python modules])
437 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
438 AC_MSG_RESULT([$with_python])
439 AC_SUBST(with_python)
444 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
445 PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
447 AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
448 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
450 AC_MSG_RESULT([$with_krb5])
458 # Kerberos configuration parameters
460 PGAC_ARG_REQ(with, krb-srvnam,
461 [ --with-krb-srvnam=NAME name of the default service principal in Kerberos [[postgres]]],
463 [with_krb_srvnam="postgres"])
464 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
465 [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
471 AC_MSG_CHECKING([whether to build with PAM support])
472 PGAC_ARG_BOOL(with, pam, no,
473 [ --with-pam build with PAM support],
474 [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
475 AC_MSG_RESULT([$with_pam])
482 AC_MSG_CHECKING([whether to build with LDAP support])
483 PGAC_ARG_BOOL(with, ldap, no,
484 [ --with-ldap build with LDAP support],
485 [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
486 AC_MSG_RESULT([$with_ldap])
493 AC_MSG_CHECKING([whether to build with Bonjour support])
494 PGAC_ARG_BOOL(with, bonjour, no,
495 [ --with-bonjour build with Bonjour support],
496 [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
497 AC_MSG_RESULT([$with_bonjour])
498 AC_SUBST(with_bonjour)
504 AC_MSG_CHECKING([whether to build with OpenSSL support])
505 PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
506 [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
507 AC_MSG_RESULT([$with_openssl])
508 AC_SUBST(with_openssl)
514 PGAC_ARG_BOOL(with, readline, yes,
515 [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
516 # readline on MinGW has problems with backslashes in psql and other bugs.
517 # This is particularly a problem with non-US code pages.
518 # Therefore disable its use until we understand the cause. 2004-07-20
519 if test "$PORTNAME" = "win32"; then
520 if test "$with_readline" = yes; then
521 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
530 PGAC_ARG_BOOL(with, libedit-preferred, no,
531 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
537 PGAC_ARG_BOOL(with, zlib, yes,
538 [ --without-zlib do not use Zlib])
545 # Assume system is ELF if it predefines __ELF__ as 1,
546 # otherwise believe host_os based default.
548 freebsd1*|freebsd2*) elf=no;;
549 freebsd3*|freebsd4*) elf=yes;;
558 [if test "X$elf" = "Xyes" ; then
569 CPPFLAGS="$CPPFLAGS $INCLUDES"
570 LDFLAGS="$LDFLAGS $LIBDIRS"
572 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
573 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
575 AC_ARG_VAR(LDFLAGS_SL)
582 AC_SUBST(with_gnu_ld)
583 case $host_os in sysv5*)
584 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
586 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
587 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
588 LDFLAGS=$pgac_save_LDFLAGS
590 ld_R_works=$pgac_cv_prog_ld_R
594 AC_PATH_PROG(TAR, tar)
597 if test -z "$YACC"; then
598 AC_CHECK_PROGS(YACC, ['bison -y'])
600 if test "$YACC"; then
601 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
603 *** The installed version of Bison is too old to use with PostgreSQL.
604 *** Bison version 1.875 or later is required.])
609 if test -z "$YACC"; then
611 *** Without Bison you will not be able to build PostgreSQL from CVS nor
612 *** change any of the parser definition files. You can obtain Bison from
613 *** a GNU mirror site. (If you are using the official distribution of
614 *** PostgreSQL then you do not need to worry about this, because the Bison
615 *** output is pre-generated.) To use a different yacc program (possible,
616 *** but not recommended), set the environment variable YACC before running
623 if test "$with_perl" = yes; then
624 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
625 PGAC_CHECK_PERL_EMBED_LDFLAGS
628 if test "$with_python" = yes; then
630 PGAC_CHECK_PYTHON_EMBED_SETUP
633 # Supply a numeric version string for use by 3rd party add-ons
634 # awk -F is a regex on some platforms, and not on others, so make "." a tab
635 PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
637 $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
638 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
644 AC_SEARCH_LIBS(setproctitle, util)
645 AC_SEARCH_LIBS(pow, m)
646 AC_SEARCH_LIBS(dlopen, dl)
647 AC_SEARCH_LIBS(socket, [socket wsock32])
648 AC_SEARCH_LIBS(shl_load, dld)
649 # We only use libld in port/dynloader/aix.c
652 AC_SEARCH_LIBS(ldopen, ld)
655 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
656 AC_SEARCH_LIBS(crypt, crypt)
658 AC_SEARCH_LIBS(fdatasync, [rt posix4])
660 AC_SEARCH_LIBS(shmget, cygipc)
662 if test "$with_readline" = yes; then
664 if test x"$pgac_cv_check_readline" = x"no"; then
665 AC_MSG_ERROR([readline library not found
666 If you have readline already installed, see config.log for details on the
667 failure. It is possible the compiler isn't looking in the proper directory.
668 Use --without-readline to disable readline support.])
672 if test "$with_zlib" = yes; then
673 AC_CHECK_LIB(z, inflate, [],
674 [AC_MSG_ERROR([zlib library not found
675 If you have zlib already installed, see config.log for details on the
676 failure. It is possible the compiler isn't looking in the proper directory.
677 Use --without-zlib to disable zlib support.])])
680 if test "$enable_spinlocks" = yes; then
681 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
684 *** Not using spinlocks will cause poor performance.])
687 if test "$with_krb5" = yes ; then
688 if test "$PORTNAME" != "win32"; then
689 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
690 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
691 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
692 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
694 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
695 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
699 if test "$with_openssl" = yes ; then
701 if test "$PORTNAME" != "win32"; then
702 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
703 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
705 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
706 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
710 if test "$with_pam" = yes ; then
711 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
719 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
720 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/resource.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])
722 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
723 # netinet/in.h is included first.
724 AC_CHECK_HEADERS(netinet/in.h)
725 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
727 #ifdef HAVE_NETINET_IN_H
728 #include <netinet/in.h>
732 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
733 AC_CHECK_HEADERS(readline/readline.h, [],
734 [AC_CHECK_HEADERS(readline.h, [],
735 [AC_MSG_ERROR([readline header not found
736 If you have readline already installed, see config.log for details on the
737 failure. It is possible the compiler isn't looking in the proper directory.
738 Use --without-readline to disable readline support.])])])
739 AC_CHECK_HEADERS(readline/history.h, [],
740 [AC_CHECK_HEADERS(history.h, [],
741 [AC_MSG_ERROR([history header not found
742 If you have readline already installed, see config.log for details on the
743 failure. It is possible the compiler isn't looking in the proper directory.
744 Use --without-readline to disable readline support.])])])
747 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
748 # Some installations of libedit usurp /usr/include/readline/, which seems
749 # bad practice, since in combined installations readline will have its headers
750 # there. We might have to resort to AC_EGREP checks to make sure we found
751 # the proper header...
752 AC_CHECK_HEADERS(editline/readline.h, [],
753 [AC_CHECK_HEADERS(readline.h, [],
754 [AC_CHECK_HEADERS(readline/readline.h, [],
755 [AC_MSG_ERROR([readline header not found
756 If you have libedit already installed, see config.log for details on the
757 failure. It is possible the compiler isn't looking in the proper directory.
758 Use --without-readline to disable libedit support.])])])])
759 # Note: in a libedit installation, history.h is sometimes a dummy, and may
760 # not be there at all. Hence, don't complain if not found. We must check
761 # though, since in yet other versions it is an independent header.
762 AC_CHECK_HEADERS(editline/history.h, [],
763 [AC_CHECK_HEADERS(history.h, [],
764 [AC_CHECK_HEADERS(readline/history.h)])])
767 if test "$with_zlib" = yes; then
768 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
769 If you have zlib already installed, see config.log for details on the
770 failure. It is possible the compiler isn't looking in the proper directory.
771 Use --without-zlib to disable zlib support.])])
774 if test "$with_krb5" = yes ; then
775 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
778 if test "$with_openssl" = yes ; then
779 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
780 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
783 if test "$with_pam" = yes ; then
784 AC_CHECK_HEADERS(security/pam_appl.h, [],
785 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
786 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
789 if test "$with_ldap" = yes ; then
790 if test "$PORTNAME" != "win32"; then
791 AC_CHECK_HEADERS(ldap.h, [],
792 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
794 AC_CHECK_HEADERS(winldap.h, [],
795 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
802 if test "$with_bonjour" = yes ; then
803 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
808 ## Types, structures, compiler characteristics
811 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
817 PGAC_C_FUNCNAME_SUPPORT
820 PGAC_STRUCT_SOCKADDR_UN
821 PGAC_STRUCT_SOCKADDR_STORAGE
822 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
825 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
826 [#include <sys/param.h>
827 #include <sys/types.h>
828 #include <sys/socket.h>
829 #include <sys/ucred.h>])
831 AC_CHECK_TYPES([struct option], [], [],
832 [#ifdef HAVE_GETOPT_H
836 if test "$with_zlib" = yes; then
837 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
838 # did not). While we could work around the lack of z_streamp, it
839 # seems unwise to encourage people to use such old zlib versions...
840 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
841 Use --without-zlib to disable zlib support.])],
845 if test "$with_krb5" = yes; then
846 # Check for differences between MIT and Heimdal (KTH) releases
847 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
848 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
849 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
850 [#include <krb5.h>])],
852 AC_CHECK_MEMBERS(krb5_error.text.data, [],
853 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
854 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
855 [#include <krb5.h>])],
861 ## Functions, global variables
864 PGAC_VAR_INT_TIMEZONE
865 AC_FUNC_ACCEPT_ARGTYPES
866 PGAC_FUNC_GETTIMEOFDAY_1ARG
868 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
870 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
871 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
872 AC_CHECK_DECLS(strlcpy)
873 # This is probably only present on Darwin, but may as well check always
874 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
877 AC_CHECK_TYPE([struct sockaddr_in6],
878 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
881 [$ac_includes_default
882 #include <netinet/in.h>])
885 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
887 [#include <machine/vmparam.h>
888 #include <sys/exec.h>
890 [PS_STRINGS->ps_nargvstr = 1;
891 PS_STRINGS->ps_argvstr = "foo";],
892 [pgac_cv_var_PS_STRINGS=yes],
893 [pgac_cv_var_PS_STRINGS=no])])
894 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
895 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
899 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
900 # is missing. Yes, there are machines that have only one. We may
901 # also decide to use snprintf.c if snprintf() is present but does not
902 # have all the features we need --- see below.
904 if test "$PORTNAME" = "win32"; then
905 # Win32 gets snprintf.c built unconditionally.
907 # To properly translate all NLS languages strings, we must support the
908 # *printf() %$ format, which allows *printf() arguments to be selected
909 # by position in the translated string.
911 # libintl versions < 0.13 use the native *printf() functions, and Win32
912 # *printf() doesn't understand %$, so we must use our /port versions,
913 # which do understand %$. libintl versions >= 0.13 include their own
914 # *printf versions on Win32. The libintl 0.13 release note text is:
916 # C format strings with positions, as they arise when a translator
917 # needs to reorder a sentence, are now supported on all platforms.
918 # On those few platforms (NetBSD and Woe32) for which the native
919 # printf()/fprintf()/... functions don't support such format
920 # strings, replacements are provided through <libintl.h>.
922 # We could use libintl >= 0.13's *printf() if we were sure that we had
923 # a litint >= 0.13 at runtime, but seeing that there is no clean way
924 # to guarantee that, it is best to just use our own, so we are sure to
925 # get %$ support. In include/port.h we disable the *printf() macros
926 # that might have been defined by libintl.
928 # We do this unconditionally whether NLS is used or not so we are sure
929 # that all Win32 libraries and binaries behave the same.
930 pgac_need_repl_snprintf=yes
932 pgac_need_repl_snprintf=no
933 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
934 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
938 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
939 # include/c.h will provide declarations. Note this is a separate test
940 # from whether the functions exist in the C library --- there are
941 # systems that have the functions but don't bother to declare them :-(
943 AC_CHECK_DECLS([snprintf, vsnprintf])
946 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
947 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
952 [return isinf(glob_double) ? 0 : 1;],
953 [ac_cv_func_isinf=yes],
954 [ac_cv_func_isinf=no])])
956 if test $ac_cv_func_isinf = yes ; then
957 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
960 # Look for a way to implement a substitute for isinf()
961 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
964 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcpy strtol strtoul unsetenv])
966 # System's version of getaddrinfo(), if any, may be used only if we found
967 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
968 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
969 # versions of getaddrinfo don't follow normal C call protocol. This is OK
970 # because we want to use our own getaddrinfo.c on Windows anyway.)
971 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
972 AC_REPLACE_FUNCS([getaddrinfo])
974 AC_LIBOBJ(getaddrinfo)
977 # similarly, use system's getopt_long() only if system provides struct option.
978 if test x"$ac_cv_type_struct_option" = xyes ; then
979 AC_REPLACE_FUNCS([getopt_long])
981 AC_LIBOBJ(getopt_long)
984 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
985 # We override the previous test that said fseeko/ftello didn't exist
986 # OS tests are also done in include/c.h and port/fseeko.c
987 case $host_os in bsdi*|netbsd*)
988 ac_cv_func_fseeko=yes
992 if test "$PORTNAME" = "win32"; then
993 AC_LIBOBJ(gettimeofday)
997 AC_LIBOBJ(win32error)
998 AC_DEFINE([HAVE_SYMLINK], 1,
999 [Define to 1 if you have the `symlink' function.])
1002 if test "$with_readline" = yes; then
1003 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1004 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1005 AC_CHECK_FUNCS([replace_history_entry])
1009 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
1010 AC_MSG_CHECKING(for finite)
1015 [return finite(glob_double) ? 0 : 1;],
1016 [AC_DEFINE(HAVE_FINITE, 1, [Define to 1 if you have finite().])
1017 AC_MSG_RESULT(yes)],
1018 [AC_MSG_RESULT(no)])
1020 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1021 dnl (especially on GNU libc)
1022 dnl See also comments in c.h.
1023 AC_MSG_CHECKING(for sigsetjmp)
1024 AC_TRY_LINK([#include <setjmp.h>],
1025 [sigjmp_buf x; sigsetjmp(x, 1);],
1026 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1027 AC_MSG_RESULT(yes)],
1028 [AC_MSG_RESULT(no)])
1030 AC_CHECK_FUNC(syslog,
1031 [AC_CHECK_HEADER(syslog.h,
1032 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1034 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1035 [AC_TRY_LINK([#include <unistd.h>],
1036 [extern int optreset; optreset = 1;],
1037 [pgac_cv_var_int_optreset=yes],
1038 [pgac_cv_var_int_optreset=no])])
1039 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1040 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1043 AC_CHECK_FUNCS([strtoll strtoq], [break])
1044 AC_CHECK_FUNCS([strtoull strtouq], [break])
1046 # Check for one of atexit() or on_exit()
1047 AC_CHECK_FUNCS(atexit, [],
1048 [AC_CHECK_FUNCS(on_exit, [],
1049 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1056 # For each platform, we need to know about any special compile and link
1057 # libraries, and whether the normal C function names are thread-safe.
1058 # See the comment at the top of src/port/thread.c for more information.
1060 if test "$enable_thread_safety" = yes; then
1061 ACX_PTHREAD # set thread flags
1063 # Some platforms use these, so just defineed them. They can't hurt if they
1064 # are not supported.
1065 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1068 # At this point, we don't want to muck with the compiler name for threading.
1069 # Let's see who fails, perhaps AIX. 2004-04-23
1070 if test "$PTHREAD_CC" != "$CC"; then
1072 PostgreSQL does not support platforms that require a special compiler
1073 for thread safety.])
1076 if test "$THREAD_SUPPORT" = no; then
1077 AC_MSG_ERROR([cannot enable threads on this platform
1078 This platform is known to not support thread-safe programs. For details,
1079 compile and run src/bin/pg_thread_test.])
1082 # Check for *_r functions
1085 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1086 LIBS="$LIBS $PTHREAD_LIBS"
1088 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1090 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1092 # Do test here with the proper thread flags
1093 PGAC_FUNC_GETPWUID_R_5ARG
1094 PGAC_FUNC_STRERROR_R_INT
1100 # do not use values from template file
1105 AC_SUBST(PTHREAD_CFLAGS)
1106 AC_SUBST(PTHREAD_LIBS)
1109 # We can test for libldap_r only after we know PTHREAD_LIBS
1110 if test "$with_ldap" = yes ; then
1112 if test "$PORTNAME" != "win32"; then
1113 AC_CHECK_LIB(ldap, ldap_bind, [], [AC_MSG_ERROR([library 'ldap' is required for LDAP])])
1114 LDAP_LIBS_BE="-lldap"
1115 if test "$enable_thread_safety" = yes; then
1116 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1117 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1118 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1120 LDAP_LIBS_FE="-lldap_r"
1122 LDAP_LIBS_FE="-lldap"
1125 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1126 LDAP_LIBS_FE="-lwldap32"
1127 LDAP_LIBS_BE="-lwldap32"
1131 AC_SUBST(LDAP_LIBS_FE)
1132 AC_SUBST(LDAP_LIBS_BE)
1135 # This test makes sure that run tests work at all. Sometimes a shared
1136 # library is found by the linker, but the runtime linker can't find it.
1137 # This check should come after all modifications of compiler or linker
1138 # variables, and before any other run tests.
1139 AC_MSG_CHECKING([test program])
1140 AC_TRY_RUN([int main() { return 0; }],
1141 [AC_MSG_RESULT(ok)],
1142 [AC_MSG_RESULT(failed)
1144 Could not execute a simple test program. This may be a problem
1145 related to locating shared libraries. Check the file 'config.log'
1146 for the exact reason.]])],
1147 [AC_MSG_RESULT([cross-compiling])])
1149 # --------------------
1150 # Run tests below here
1151 # --------------------
1153 # Force use of our snprintf if system's doesn't do arg control
1154 # See comment above at snprintf test for details.
1155 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1156 PGAC_FUNC_PRINTF_ARG_CONTROL
1157 if test $pgac_cv_printf_arg_control != yes ; then
1158 pgac_need_repl_snprintf=yes
1163 dnl Check to see if we have a working 64-bit integer type.
1164 dnl This breaks down into two steps:
1165 dnl (1) figure out if the compiler has a 64-bit int type with working
1166 dnl arithmetic, and if so
1167 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1168 dnl snprintf is the only library routine we really need for int8 support.)
1169 dnl It's entirely possible to have a compiler that handles a 64-bit type
1170 dnl when the C library doesn't; this is fairly likely when using gcc on
1171 dnl an older platform, for example.
1172 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1173 dnl we force our own version of snprintf() to be used instead.
1174 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1176 PGAC_TYPE_64BIT_INT([long int])
1178 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1179 PGAC_TYPE_64BIT_INT([long long int])
1183 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1185 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1187 #define INT64CONST(x) x##LL
1188 long long int foo = INT64CONST(0x1234567890123456);
1191 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1196 # If we found "long int" is 64 bits, assume snprintf handles it. If
1197 # we found we need to use "long long int", better check. We cope with
1198 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1199 # work, fall back to our own snprintf emulation (which we know uses %lld).
1201 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1202 if test $pgac_need_repl_snprintf = no; then
1203 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1204 if test "$LONG_LONG_INT_FORMAT" = ""; then
1205 # Force usage of our own snprintf, since system snprintf is broken
1206 pgac_need_repl_snprintf=yes
1207 LONG_LONG_INT_FORMAT='%lld'
1210 # Here if we previously decided we needed to use our own snprintf
1211 LONG_LONG_INT_FORMAT='%lld'
1213 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1214 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1215 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1217 # Here if we are not using 'long long int' at all
1218 INT64_FORMAT='"%ld"'
1219 UINT64_FORMAT='"%lu"'
1222 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1223 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1225 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1226 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1228 # Now we have checked all the reasons to replace snprintf
1229 if test $pgac_need_repl_snprintf = yes; then
1230 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1234 # Need a #define for the size of Datum (unsigned long)
1235 AC_CHECK_SIZEOF([unsigned long])
1237 # And one for the size of size_t (enables tweaks for > 32bit address space)
1238 AC_CHECK_SIZEOF([size_t])
1240 # Determine memory alignment requirements for the basic C data types.
1242 PGAC_CHECK_ALIGNOF(short)
1243 PGAC_CHECK_ALIGNOF(int)
1244 PGAC_CHECK_ALIGNOF(long)
1245 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1246 PGAC_CHECK_ALIGNOF(long long int)
1248 PGAC_CHECK_ALIGNOF(double)
1250 # Compute maximum alignment of any basic type.
1251 # We assume long's alignment is at least as strong as char, short, or int;
1252 # but we must check long long (if it exists) and double.
1254 MAX_ALIGNOF=$pgac_cv_alignof_long
1255 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1256 MAX_ALIGNOF=$pgac_cv_alignof_double
1258 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1259 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1261 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1264 # Some platforms predefine the types int8, int16, etc. Only check
1265 # a (hopefully) representative subset.
1266 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1268 #ifdef HAVE_SUPPORTDEFS_H
1269 #include <SupportDefs.h>
1272 # We also check for sig_atomic_t, which *should* be defined per ANSI
1273 # C, but is missing on some old platforms.
1274 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1277 if test x"$template" != x"win32"
1279 PGAC_FUNC_POSIX_SIGNALS
1280 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1282 Thread-safety requires POSIX signals, which are not supported by this
1287 if test $ac_cv_func_fseeko = yes; then
1291 # SunOS doesn't handle negative byte comparisons properly with +/- return
1295 # Select semaphore implementation type.
1296 if test "$PORTNAME" != "win32"; then
1297 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1298 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1299 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1301 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1302 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1303 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1305 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1306 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1310 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1311 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1315 # Select shared-memory implementation type.
1316 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1317 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1320 # If not set in template file, set bytes to use libc memset()
1321 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1322 MEMSET_LOOP_LIMIT=1024
1324 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1327 if test "$enable_nls" = yes ; then
1331 # Check for Tcl configuration script tclConfig.sh
1332 if test "$with_tcl" = yes; then
1333 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1334 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1335 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1336 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1337 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1338 ac_save_CPPFLAGS=$CPPFLAGS
1339 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1340 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1341 CPPFLAGS=$ac_save_CPPFLAGS
1345 # Check for DocBook and tools
1349 PGAC_CHECK_DOCBOOK(4.2)
1350 PGAC_PATH_DOCBOOK_STYLESHEETS
1351 PGAC_PATH_COLLATEINDEX
1352 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1356 # We have to run the thread test near the end so we have all our symbols
1357 # defined. Cross compiling throws a warning.
1359 if test "$enable_thread_safety_force" = yes; then
1360 if test x"$template" != x"win32"
1363 *** Skipping thread test program. --enable-thread-safety-force was used.
1364 *** Run the program in src/test/thread on the your machine and add proper
1365 *** locking function calls to your applications to guarantee thread safety.
1368 AC_MSG_WARN([*** skipping thread test on Win32])
1370 elif test "$enable_thread_safety" = yes; then
1371 if test x"$template" != x"win32"
1373 AC_MSG_CHECKING([thread safety of required library functions])
1377 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1378 LIBS="$LIBS $PTHREAD_LIBS"
1379 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1380 [AC_MSG_RESULT(yes)],
1382 AC_MSG_ERROR([thread test program failed
1383 This platform is not thread-safe. Check the file 'config.log'for the
1386 You can use the configure option --enable-thread-safety-force to force
1387 threads to be enabled. But you must then run the program in
1388 src/test/thread and add locking function calls to your applications to
1389 guarantee thread safety.])],
1390 [AC_MSG_RESULT(maybe)
1392 *** Skipping thread test program because of cross-compile build.
1393 *** Run the program in src/test/thread on the target machine.
1398 AC_MSG_WARN([*** skipping thread test on Win32])
1402 # prepare build tree if outside source tree
1403 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1404 # Note 2: /bin/pwd might be better than shell's built-in at getting
1405 # a symlink-free name.
1406 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1410 if test "$no_create" != yes; then
1411 _AS_ECHO_N([preparing build tree... ])
1412 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1413 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1414 || AC_MSG_ERROR(failed)
1418 AC_SUBST(vpath_build)
1421 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1424 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1425 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1426 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1427 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1428 src/include/pg_config_os.h:src/include/port/${template}.h
1429 src/Makefile.port:src/makefiles/Makefile.${template}
1432 if test "$PORTNAME" = "win32"; then
1433 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1434 # Links sometimes fail undetected on Mingw -
1435 # so here we detect it and warn the user
1436 for FILE in $CONFIG_LINKS
1438 # test -e works for symlinks in the MinGW console
1439 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1444 AC_CONFIG_HEADERS([src/include/pg_config.h],
1446 # Update timestamp for pg_config.h (see Makefile.global)
1447 echo >src/include/stamp-h
1450 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1454 # Warn about unknown options