1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.497 2007/01/18 14:07:31 petere Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 AC_INIT([PostgreSQL], [8.3devel], [pgsql-bugs@postgresql.org])
23 AC_COPYRIGHT([Copyright (c) 1996-2007, 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 "$with_readline" = yes; then
521 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
530 PGAC_ARG_BOOL(with, libedit-preferred, no,
531 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
537 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
538 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
540 if test "$with_libxml" = yes ; then
541 AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
542 if test -n "$XML2_CONFIG"; then
543 for pgac_option in `$XML2_CONFIG --cflags`; do
545 -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
548 for pgac_option in `$XML2_CONFIG --libs`; do
550 -L*) LDFLAGS="$LDFLAGS $pgac_option";;
560 PGAC_ARG_BOOL(with, zlib, yes,
561 [ --without-zlib do not use Zlib])
568 # Assume system is ELF if it predefines __ELF__ as 1,
569 # otherwise believe host_os based default.
571 freebsd1*|freebsd2*) elf=no;;
572 freebsd3*|freebsd4*) elf=yes;;
581 [if test "X$elf" = "Xyes" ; then
592 CPPFLAGS="$CPPFLAGS $INCLUDES"
593 LDFLAGS="$LDFLAGS $LIBDIRS"
595 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
596 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
598 AC_ARG_VAR(LDFLAGS_SL)
605 AC_SUBST(with_gnu_ld)
606 case $host_os in sysv5*)
607 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
609 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
610 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
611 LDFLAGS=$pgac_save_LDFLAGS
613 ld_R_works=$pgac_cv_prog_ld_R
617 AC_PATH_PROG(TAR, tar)
620 if test -z "$YACC"; then
621 AC_CHECK_PROGS(YACC, ['bison -y'])
623 if test "$YACC"; then
624 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
626 *** The installed version of Bison is too old to use with PostgreSQL.
627 *** Bison version 1.875 or later is required.])
632 if test -z "$YACC"; then
634 *** Without Bison you will not be able to build PostgreSQL from CVS nor
635 *** change any of the parser definition files. You can obtain Bison from
636 *** a GNU mirror site. (If you are using the official distribution of
637 *** PostgreSQL then you do not need to worry about this, because the Bison
638 *** output is pre-generated.) To use a different yacc program (possible,
639 *** but not recommended), set the environment variable YACC before running
646 if test "$with_perl" = yes; then
647 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
648 PGAC_CHECK_PERL_EMBED_LDFLAGS
651 if test "$with_python" = yes; then
653 PGAC_CHECK_PYTHON_EMBED_SETUP
656 # Supply a numeric version string for use by 3rd party add-ons
657 # awk -F is a regex on some platforms, and not on others, so make "." a tab
658 PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
660 $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
661 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
666 ## Most libraries are included only if they demonstrably provide a function
667 ## we need, but libm is an exception: always include it, because there are
668 ## too many compilers that play cute optimization games that will break
669 ## probes for standard functions such as pow().
672 AC_CHECK_LIB(m, main)
673 AC_SEARCH_LIBS(setproctitle, util)
674 AC_SEARCH_LIBS(dlopen, dl)
675 AC_SEARCH_LIBS(socket, [socket wsock32])
676 AC_SEARCH_LIBS(shl_load, dld)
677 # We only use libld in port/dynloader/aix.c
680 AC_SEARCH_LIBS(ldopen, ld)
683 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
684 AC_SEARCH_LIBS(crypt, crypt)
686 AC_SEARCH_LIBS(fdatasync, [rt posix4])
688 AC_SEARCH_LIBS(shmget, cygipc)
690 if test "$with_readline" = yes; then
692 if test x"$pgac_cv_check_readline" = x"no"; then
693 AC_MSG_ERROR([readline library not found
694 If you have readline already installed, see config.log for details on the
695 failure. It is possible the compiler isn't looking in the proper directory.
696 Use --without-readline to disable readline support.])
700 if test "$with_zlib" = yes; then
701 AC_CHECK_LIB(z, inflate, [],
702 [AC_MSG_ERROR([zlib library not found
703 If you have zlib 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-zlib to disable zlib support.])])
708 if test "$enable_spinlocks" = yes; then
709 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
712 *** Not using spinlocks will cause poor performance.])
715 if test "$with_krb5" = yes ; then
716 if test "$PORTNAME" != "win32"; then
717 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
718 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
719 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
720 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
722 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
723 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
727 if test "$with_openssl" = yes ; then
729 if test "$PORTNAME" != "win32"; then
730 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
731 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
733 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
734 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
738 if test "$with_pam" = yes ; then
739 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
742 if test "$with_libxml" = yes ; then
743 AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
751 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
752 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
754 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
755 # netinet/in.h is included first.
756 AC_CHECK_HEADERS(netinet/in.h)
757 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
759 #ifdef HAVE_NETINET_IN_H
760 #include <netinet/in.h>
764 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
765 AC_CHECK_HEADERS(readline/readline.h, [],
766 [AC_CHECK_HEADERS(readline.h, [],
767 [AC_MSG_ERROR([readline header not found
768 If you have readline already installed, see config.log for details on the
769 failure. It is possible the compiler isn't looking in the proper directory.
770 Use --without-readline to disable readline support.])])])
771 AC_CHECK_HEADERS(readline/history.h, [],
772 [AC_CHECK_HEADERS(history.h, [],
773 [AC_MSG_ERROR([history header not found
774 If you have readline already installed, see config.log for details on the
775 failure. It is possible the compiler isn't looking in the proper directory.
776 Use --without-readline to disable readline support.])])])
779 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
780 # Some installations of libedit usurp /usr/include/readline/, which seems
781 # bad practice, since in combined installations readline will have its headers
782 # there. We might have to resort to AC_EGREP checks to make sure we found
783 # the proper header...
784 AC_CHECK_HEADERS(editline/readline.h, [],
785 [AC_CHECK_HEADERS(readline.h, [],
786 [AC_CHECK_HEADERS(readline/readline.h, [],
787 [AC_MSG_ERROR([readline header not found
788 If you have libedit already installed, see config.log for details on the
789 failure. It is possible the compiler isn't looking in the proper directory.
790 Use --without-readline to disable libedit support.])])])])
791 # Note: in a libedit installation, history.h is sometimes a dummy, and may
792 # not be there at all. Hence, don't complain if not found. We must check
793 # though, since in yet other versions it is an independent header.
794 AC_CHECK_HEADERS(editline/history.h, [],
795 [AC_CHECK_HEADERS(history.h, [],
796 [AC_CHECK_HEADERS(readline/history.h)])])
799 if test "$with_zlib" = yes; then
800 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
801 If you have zlib already installed, see config.log for details on the
802 failure. It is possible the compiler isn't looking in the proper directory.
803 Use --without-zlib to disable zlib support.])])
806 if test "$with_krb5" = yes ; then
807 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
810 if test "$with_openssl" = yes ; then
811 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
812 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
815 if test "$with_pam" = yes ; then
816 AC_CHECK_HEADERS(security/pam_appl.h, [],
817 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
818 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
821 if test "$with_libxml" = yes ; then
822 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
825 if test "$with_ldap" = yes ; then
826 if test "$PORTNAME" != "win32"; then
827 AC_CHECK_HEADERS(ldap.h, [],
828 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
830 AC_CHECK_HEADERS(winldap.h, [],
831 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
838 if test "$with_bonjour" = yes ; then
839 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
844 ## Types, structures, compiler characteristics
847 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
853 PGAC_C_FUNCNAME_SUPPORT
856 PGAC_STRUCT_SOCKADDR_UN
857 PGAC_STRUCT_SOCKADDR_STORAGE
858 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
861 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
862 [#include <sys/param.h>
863 #include <sys/types.h>
864 #include <sys/socket.h>
865 #include <sys/ucred.h>])
867 AC_CHECK_TYPES([struct option], [], [],
868 [#ifdef HAVE_GETOPT_H
872 if test "$with_zlib" = yes; then
873 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
874 # did not). While we could work around the lack of z_streamp, it
875 # seems unwise to encourage people to use such old zlib versions...
876 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
877 Use --without-zlib to disable zlib support.])],
881 if test "$with_krb5" = yes; then
882 # Check for differences between MIT and Heimdal (KTH) releases
883 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
884 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
885 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
886 [#include <krb5.h>])],
888 AC_CHECK_MEMBERS(krb5_error.text.data, [],
889 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
890 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
891 [#include <krb5.h>])],
897 ## Functions, global variables
900 PGAC_VAR_INT_TIMEZONE
901 AC_FUNC_ACCEPT_ARGTYPES
902 PGAC_FUNC_GETTIMEOFDAY_1ARG
904 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
906 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
907 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
908 AC_CHECK_DECLS(strlcpy)
909 # This is probably only present on Darwin, but may as well check always
910 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
913 AC_CHECK_TYPE([struct sockaddr_in6],
914 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
917 [$ac_includes_default
918 #include <netinet/in.h>])
921 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
923 [#include <machine/vmparam.h>
924 #include <sys/exec.h>
926 [PS_STRINGS->ps_nargvstr = 1;
927 PS_STRINGS->ps_argvstr = "foo";],
928 [pgac_cv_var_PS_STRINGS=yes],
929 [pgac_cv_var_PS_STRINGS=no])])
930 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
931 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
935 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
936 # is missing. Yes, there are machines that have only one. We may
937 # also decide to use snprintf.c if snprintf() is present but does not
938 # have all the features we need --- see below.
940 if test "$PORTNAME" = "win32"; then
941 # Win32 gets snprintf.c built unconditionally.
943 # To properly translate all NLS languages strings, we must support the
944 # *printf() %$ format, which allows *printf() arguments to be selected
945 # by position in the translated string.
947 # libintl versions < 0.13 use the native *printf() functions, and Win32
948 # *printf() doesn't understand %$, so we must use our /port versions,
949 # which do understand %$. libintl versions >= 0.13 include their own
950 # *printf versions on Win32. The libintl 0.13 release note text is:
952 # C format strings with positions, as they arise when a translator
953 # needs to reorder a sentence, are now supported on all platforms.
954 # On those few platforms (NetBSD and Woe32) for which the native
955 # printf()/fprintf()/... functions don't support such format
956 # strings, replacements are provided through <libintl.h>.
958 # We could use libintl >= 0.13's *printf() if we were sure that we had
959 # a litint >= 0.13 at runtime, but seeing that there is no clean way
960 # to guarantee that, it is best to just use our own, so we are sure to
961 # get %$ support. In include/port.h we disable the *printf() macros
962 # that might have been defined by libintl.
964 # We do this unconditionally whether NLS is used or not so we are sure
965 # that all Win32 libraries and binaries behave the same.
966 pgac_need_repl_snprintf=yes
968 pgac_need_repl_snprintf=no
969 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
970 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
974 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
975 # include/c.h will provide declarations. Note this is a separate test
976 # from whether the functions exist in the C library --- there are
977 # systems that have the functions but don't bother to declare them :-(
979 AC_CHECK_DECLS([snprintf, vsnprintf])
982 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
983 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
988 [return isinf(glob_double) ? 0 : 1;],
989 [ac_cv_func_isinf=yes],
990 [ac_cv_func_isinf=no])])
992 if test $ac_cv_func_isinf = yes ; then
993 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
996 # Look for a way to implement a substitute for isinf()
997 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1000 # Some versions of libedit contain strlcpy(); so disregard that library while
1001 # checking for these standard libc functions.
1002 pgac_save_LIBS="$LIBS"
1003 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
1005 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcpy strtol strtoul unsetenv])
1007 LIBS="$pgac_save_LIBS"
1009 # System's version of getaddrinfo(), if any, may be used only if we found
1010 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1011 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1012 # versions of getaddrinfo don't follow normal C call protocol. This is OK
1013 # because we want to use our own getaddrinfo.c on Windows anyway.)
1014 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1015 AC_REPLACE_FUNCS([getaddrinfo])
1017 AC_LIBOBJ(getaddrinfo)
1020 # similarly, use system's getopt_long() only if system provides struct option.
1021 if test x"$ac_cv_type_struct_option" = xyes ; then
1022 AC_REPLACE_FUNCS([getopt_long])
1024 AC_LIBOBJ(getopt_long)
1027 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1028 # We override the previous test that said fseeko/ftello didn't exist
1029 # OS tests are also done in include/c.h and port/fseeko.c
1030 case $host_os in bsdi*|netbsd*)
1031 ac_cv_func_fseeko=yes
1035 if test "$PORTNAME" = "win32"; then
1036 AC_LIBOBJ(gettimeofday)
1040 AC_LIBOBJ(win32error)
1041 AC_DEFINE([HAVE_SYMLINK], 1,
1042 [Define to 1 if you have the `symlink' function.])
1045 if test "$with_readline" = yes; then
1046 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1047 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1048 AC_CHECK_FUNCS([replace_history_entry])
1052 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1053 dnl (especially on GNU libc)
1054 dnl See also comments in c.h.
1055 AC_MSG_CHECKING(for sigsetjmp)
1056 AC_TRY_LINK([#include <setjmp.h>],
1057 [sigjmp_buf x; sigsetjmp(x, 1);],
1058 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1059 AC_MSG_RESULT(yes)],
1060 [AC_MSG_RESULT(no)])
1062 AC_CHECK_FUNC(syslog,
1063 [AC_CHECK_HEADER(syslog.h,
1064 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1066 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1067 [AC_TRY_LINK([#include <unistd.h>],
1068 [extern int optreset; optreset = 1;],
1069 [pgac_cv_var_int_optreset=yes],
1070 [pgac_cv_var_int_optreset=no])])
1071 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1072 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1075 AC_CHECK_FUNCS([strtoll strtoq], [break])
1076 AC_CHECK_FUNCS([strtoull strtouq], [break])
1078 # Check for one of atexit() or on_exit()
1079 AC_CHECK_FUNCS(atexit, [],
1080 [AC_CHECK_FUNCS(on_exit, [],
1081 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1088 # For each platform, we need to know about any special compile and link
1089 # libraries, and whether the normal C function names are thread-safe.
1090 # See the comment at the top of src/port/thread.c for more information.
1092 if test "$enable_thread_safety" = yes; then
1093 ACX_PTHREAD # set thread flags
1095 # Some platforms use these, so just defineed them. They can't hurt if they
1096 # are not supported.
1097 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1100 # At this point, we don't want to muck with the compiler name for threading.
1101 # Let's see who fails, perhaps AIX. 2004-04-23
1102 if test "$PTHREAD_CC" != "$CC"; then
1104 PostgreSQL does not support platforms that require a special compiler
1105 for thread safety.])
1108 if test "$THREAD_SUPPORT" = no; then
1109 AC_MSG_ERROR([cannot enable threads on this platform
1110 This platform is known to not support thread-safe programs. For details,
1111 compile and run src/bin/pg_thread_test.])
1114 # Check for *_r functions
1117 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1118 LIBS="$LIBS $PTHREAD_LIBS"
1120 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1122 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1124 # Do test here with the proper thread flags
1125 PGAC_FUNC_GETPWUID_R_5ARG
1126 PGAC_FUNC_STRERROR_R_INT
1132 # do not use values from template file
1137 AC_SUBST(PTHREAD_CFLAGS)
1138 AC_SUBST(PTHREAD_LIBS)
1141 # We can test for libldap_r only after we know PTHREAD_LIBS
1142 if test "$with_ldap" = yes ; then
1144 if test "$PORTNAME" != "win32"; then
1145 AC_CHECK_LIB(ldap, ldap_bind, [],
1146 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1148 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1149 if test "$enable_thread_safety" = yes; then
1150 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1151 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1152 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1153 [$PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1154 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1156 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1159 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1160 LDAP_LIBS_FE="-lwldap32"
1161 LDAP_LIBS_BE="-lwldap32"
1165 AC_SUBST(LDAP_LIBS_FE)
1166 AC_SUBST(LDAP_LIBS_BE)
1169 # This test makes sure that run tests work at all. Sometimes a shared
1170 # library is found by the linker, but the runtime linker can't find it.
1171 # This check should come after all modifications of compiler or linker
1172 # variables, and before any other run tests.
1173 AC_MSG_CHECKING([test program])
1174 AC_TRY_RUN([int main() { return 0; }],
1175 [AC_MSG_RESULT(ok)],
1176 [AC_MSG_RESULT(failed)
1178 Could not execute a simple test program. This may be a problem
1179 related to locating shared libraries. Check the file 'config.log'
1180 for the exact reason.]])],
1181 [AC_MSG_RESULT([cross-compiling])])
1183 # --------------------
1184 # Run tests below here
1185 # --------------------
1187 # Force use of our snprintf if system's doesn't do arg control
1188 # See comment above at snprintf test for details.
1189 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1190 PGAC_FUNC_PRINTF_ARG_CONTROL
1191 if test $pgac_cv_printf_arg_control != yes ; then
1192 pgac_need_repl_snprintf=yes
1197 dnl Check to see if we have a working 64-bit integer type.
1198 dnl This breaks down into two steps:
1199 dnl (1) figure out if the compiler has a 64-bit int type with working
1200 dnl arithmetic, and if so
1201 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1202 dnl snprintf is the only library routine we really need for int8 support.)
1203 dnl It's entirely possible to have a compiler that handles a 64-bit type
1204 dnl when the C library doesn't; this is fairly likely when using gcc on
1205 dnl an older platform, for example.
1206 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1207 dnl we force our own version of snprintf() to be used instead.
1208 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1210 PGAC_TYPE_64BIT_INT([long int])
1212 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1213 PGAC_TYPE_64BIT_INT([long long int])
1217 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1219 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1221 #define INT64CONST(x) x##LL
1222 long long int foo = INT64CONST(0x1234567890123456);
1225 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1230 # If we found "long int" is 64 bits, assume snprintf handles it. If
1231 # we found we need to use "long long int", better check. We cope with
1232 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1233 # work, fall back to our own snprintf emulation (which we know uses %lld).
1235 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1236 if test $pgac_need_repl_snprintf = no; then
1237 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1238 if test "$LONG_LONG_INT_FORMAT" = ""; then
1239 # Force usage of our own snprintf, since system snprintf is broken
1240 pgac_need_repl_snprintf=yes
1241 LONG_LONG_INT_FORMAT='%lld'
1244 # Here if we previously decided we needed to use our own snprintf
1245 LONG_LONG_INT_FORMAT='%lld'
1247 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1248 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1249 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1251 # Here if we are not using 'long long int' at all
1252 INT64_FORMAT='"%ld"'
1253 UINT64_FORMAT='"%lu"'
1256 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1257 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1259 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1260 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1262 # Now we have checked all the reasons to replace snprintf
1263 if test $pgac_need_repl_snprintf = yes; then
1264 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1268 # Need a #define for the size of Datum (unsigned long)
1269 AC_CHECK_SIZEOF([unsigned long])
1271 # And one for the size of size_t (enables tweaks for > 32bit address space)
1272 AC_CHECK_SIZEOF([size_t])
1274 # Determine memory alignment requirements for the basic C data types.
1276 PGAC_CHECK_ALIGNOF(short)
1277 PGAC_CHECK_ALIGNOF(int)
1278 PGAC_CHECK_ALIGNOF(long)
1279 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1280 PGAC_CHECK_ALIGNOF(long long int)
1282 PGAC_CHECK_ALIGNOF(double)
1284 # Compute maximum alignment of any basic type.
1285 # We assume long's alignment is at least as strong as char, short, or int;
1286 # but we must check long long (if it exists) and double.
1288 MAX_ALIGNOF=$pgac_cv_alignof_long
1289 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1290 MAX_ALIGNOF=$pgac_cv_alignof_double
1292 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1293 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1295 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1298 # Some platforms predefine the types int8, int16, etc. Only check
1299 # a (hopefully) representative subset.
1300 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1302 #ifdef HAVE_SUPPORTDEFS_H
1303 #include <SupportDefs.h>
1306 # We also check for sig_atomic_t, which *should* be defined per ANSI
1307 # C, but is missing on some old platforms.
1308 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1311 if test x"$template" != x"win32"
1313 PGAC_FUNC_POSIX_SIGNALS
1314 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1316 Thread-safety requires POSIX signals, which are not supported by this
1321 if test $ac_cv_func_fseeko = yes; then
1325 # SunOS doesn't handle negative byte comparisons properly with +/- return
1329 # Select semaphore implementation type.
1330 if test "$PORTNAME" != "win32"; then
1331 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1332 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1333 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1335 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1336 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1337 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1339 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1340 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1344 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1345 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1349 # Select shared-memory implementation type.
1350 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1351 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1354 # If not set in template file, set bytes to use libc memset()
1355 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1356 MEMSET_LOOP_LIMIT=1024
1358 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1361 if test "$enable_nls" = yes ; then
1365 # Check for Tcl configuration script tclConfig.sh
1366 if test "$with_tcl" = yes; then
1367 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1368 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1369 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1370 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1371 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1372 ac_save_CPPFLAGS=$CPPFLAGS
1373 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1374 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1375 CPPFLAGS=$ac_save_CPPFLAGS
1379 # Check for DocBook and tools
1383 PGAC_CHECK_DOCBOOK(4.2)
1384 PGAC_PATH_DOCBOOK_STYLESHEETS
1385 PGAC_PATH_COLLATEINDEX
1386 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1390 # We have to run the thread test near the end so we have all our symbols
1391 # defined. Cross compiling throws a warning.
1393 if test "$enable_thread_safety_force" = yes; then
1394 if test x"$template" != x"win32"
1397 *** Skipping thread test program. --enable-thread-safety-force was used.
1398 *** Run the program in src/test/thread on the your machine and add proper
1399 *** locking function calls to your applications to guarantee thread safety.
1402 AC_MSG_WARN([*** skipping thread test on Win32])
1404 elif test "$enable_thread_safety" = yes; then
1405 if test x"$template" != x"win32"
1407 AC_MSG_CHECKING([thread safety of required library functions])
1411 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1412 LIBS="$LIBS $PTHREAD_LIBS"
1413 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1414 [AC_MSG_RESULT(yes)],
1416 AC_MSG_ERROR([thread test program failed
1417 This platform is not thread-safe. Check the file 'config.log'for the
1420 You can use the configure option --enable-thread-safety-force to force
1421 threads to be enabled. But you must then run the program in
1422 src/test/thread and add locking function calls to your applications to
1423 guarantee thread safety.])],
1424 [AC_MSG_RESULT(maybe)
1426 *** Skipping thread test program because of cross-compile build.
1427 *** Run the program in src/test/thread on the target machine.
1432 AC_MSG_WARN([*** skipping thread test on Win32])
1436 # prepare build tree if outside source tree
1437 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1438 # Note 2: /bin/pwd might be better than shell's built-in at getting
1439 # a symlink-free name.
1440 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1444 if test "$no_create" != yes; then
1445 _AS_ECHO_N([preparing build tree... ])
1446 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1447 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1448 || AC_MSG_ERROR(failed)
1452 AC_SUBST(vpath_build)
1455 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1458 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1459 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1460 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1461 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1462 src/include/pg_config_os.h:src/include/port/${template}.h
1463 src/Makefile.port:src/makefiles/Makefile.${template}
1466 if test "$PORTNAME" = "win32"; then
1467 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1468 # Links sometimes fail undetected on Mingw -
1469 # so here we detect it and warn the user
1470 for FILE in $CONFIG_LINKS
1472 # test -e works for symlinks in the MinGW console
1473 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1478 AC_CONFIG_HEADERS([src/include/pg_config.h],
1480 # Update timestamp for pg_config.h (see Makefile.global)
1481 echo >src/include/stamp-h
1484 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1488 # Warn about unknown options