1 dnl Process this file with autoconf to produce a configure script.
2 dnl $PostgreSQL: pgsql/configure.in,v 1.494 2007/01/02 21:25:50 momjian Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 AC_INIT([PostgreSQL], [8.3devel], [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 "$with_readline" = yes; then
521 AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
530 PGAC_ARG_BOOL(with, libedit-preferred, no,
531 [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
537 PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
538 [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
544 PGAC_ARG_BOOL(with, zlib, yes,
545 [ --without-zlib do not use Zlib])
552 # Assume system is ELF if it predefines __ELF__ as 1,
553 # otherwise believe host_os based default.
555 freebsd1*|freebsd2*) elf=no;;
556 freebsd3*|freebsd4*) elf=yes;;
565 [if test "X$elf" = "Xyes" ; then
576 CPPFLAGS="$CPPFLAGS $INCLUDES"
577 LDFLAGS="$LDFLAGS $LIBDIRS"
579 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
580 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
582 AC_ARG_VAR(LDFLAGS_SL)
589 AC_SUBST(with_gnu_ld)
590 case $host_os in sysv5*)
591 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
593 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
594 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
595 LDFLAGS=$pgac_save_LDFLAGS
597 ld_R_works=$pgac_cv_prog_ld_R
601 AC_PATH_PROG(TAR, tar)
604 if test -z "$YACC"; then
605 AC_CHECK_PROGS(YACC, ['bison -y'])
607 if test "$YACC"; then
608 if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
610 *** The installed version of Bison is too old to use with PostgreSQL.
611 *** Bison version 1.875 or later is required.])
616 if test -z "$YACC"; then
618 *** Without Bison you will not be able to build PostgreSQL from CVS nor
619 *** change any of the parser definition files. You can obtain Bison from
620 *** a GNU mirror site. (If you are using the official distribution of
621 *** PostgreSQL then you do not need to worry about this, because the Bison
622 *** output is pre-generated.) To use a different yacc program (possible,
623 *** but not recommended), set the environment variable YACC before running
630 if test "$with_perl" = yes; then
631 PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
632 PGAC_CHECK_PERL_EMBED_LDFLAGS
635 if test "$with_python" = yes; then
637 PGAC_CHECK_PYTHON_EMBED_SETUP
640 # Supply a numeric version string for use by 3rd party add-ons
641 # awk -F is a regex on some platforms, and not on others, so make "." a tab
642 PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
644 $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
645 AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
650 ## Most libraries are included only if they demonstrably provide a function
651 ## we need, but libm is an exception: always include it, because there are
652 ## too many compilers that play cute optimization games that will break
653 ## probes for standard functions such as pow().
656 AC_CHECK_LIB(m, main)
657 AC_SEARCH_LIBS(setproctitle, util)
658 AC_SEARCH_LIBS(dlopen, dl)
659 AC_SEARCH_LIBS(socket, [socket wsock32])
660 AC_SEARCH_LIBS(shl_load, dld)
661 # We only use libld in port/dynloader/aix.c
664 AC_SEARCH_LIBS(ldopen, ld)
667 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
668 AC_SEARCH_LIBS(crypt, crypt)
670 AC_SEARCH_LIBS(fdatasync, [rt posix4])
672 AC_SEARCH_LIBS(shmget, cygipc)
674 if test "$with_readline" = yes; then
676 if test x"$pgac_cv_check_readline" = x"no"; then
677 AC_MSG_ERROR([readline library not found
678 If you have readline already installed, see config.log for details on the
679 failure. It is possible the compiler isn't looking in the proper directory.
680 Use --without-readline to disable readline support.])
684 if test "$with_zlib" = yes; then
685 AC_CHECK_LIB(z, inflate, [],
686 [AC_MSG_ERROR([zlib library not found
687 If you have zlib already installed, see config.log for details on the
688 failure. It is possible the compiler isn't looking in the proper directory.
689 Use --without-zlib to disable zlib support.])])
692 if test "$enable_spinlocks" = yes; then
693 AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
696 *** Not using spinlocks will cause poor performance.])
699 if test "$with_krb5" = yes ; then
700 if test "$PORTNAME" != "win32"; then
701 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
702 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
703 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
704 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
706 AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
707 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
711 if test "$with_openssl" = yes ; then
713 if test "$PORTNAME" != "win32"; then
714 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
715 AC_CHECK_LIB(ssl, SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
717 AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
718 AC_CHECK_LIB(ssleay32, SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
722 if test "$with_pam" = yes ; then
723 AC_CHECK_LIB(pam, pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
726 if test "$with_libxml" = yes ; then
727 AC_CHECK_LIB(xml2, xmlInitParser, [], [AC_MSG_ERROR([library 'xml2' is required for XML support])])
735 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
736 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
738 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
739 # netinet/in.h is included first.
740 AC_CHECK_HEADERS(netinet/in.h)
741 AC_CHECK_HEADERS(netinet/tcp.h, [], [],
743 #ifdef HAVE_NETINET_IN_H
744 #include <netinet/in.h>
748 if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
749 AC_CHECK_HEADERS(readline/readline.h, [],
750 [AC_CHECK_HEADERS(readline.h, [],
751 [AC_MSG_ERROR([readline header not found
752 If you have readline already installed, see config.log for details on the
753 failure. It is possible the compiler isn't looking in the proper directory.
754 Use --without-readline to disable readline support.])])])
755 AC_CHECK_HEADERS(readline/history.h, [],
756 [AC_CHECK_HEADERS(history.h, [],
757 [AC_MSG_ERROR([history header not found
758 If you have readline already installed, see config.log for details on the
759 failure. It is possible the compiler isn't looking in the proper directory.
760 Use --without-readline to disable readline support.])])])
763 if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
764 # Some installations of libedit usurp /usr/include/readline/, which seems
765 # bad practice, since in combined installations readline will have its headers
766 # there. We might have to resort to AC_EGREP checks to make sure we found
767 # the proper header...
768 AC_CHECK_HEADERS(editline/readline.h, [],
769 [AC_CHECK_HEADERS(readline.h, [],
770 [AC_CHECK_HEADERS(readline/readline.h, [],
771 [AC_MSG_ERROR([readline header not found
772 If you have libedit already installed, see config.log for details on the
773 failure. It is possible the compiler isn't looking in the proper directory.
774 Use --without-readline to disable libedit support.])])])])
775 # Note: in a libedit installation, history.h is sometimes a dummy, and may
776 # not be there at all. Hence, don't complain if not found. We must check
777 # though, since in yet other versions it is an independent header.
778 AC_CHECK_HEADERS(editline/history.h, [],
779 [AC_CHECK_HEADERS(history.h, [],
780 [AC_CHECK_HEADERS(readline/history.h)])])
783 if test "$with_zlib" = yes; then
784 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
785 If you have zlib already installed, see config.log for details on the
786 failure. It is possible the compiler isn't looking in the proper directory.
787 Use --without-zlib to disable zlib support.])])
790 if test "$with_krb5" = yes ; then
791 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
794 if test "$with_openssl" = yes ; then
795 AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
796 AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
799 if test "$with_pam" = yes ; then
800 AC_CHECK_HEADERS(security/pam_appl.h, [],
801 [AC_CHECK_HEADERS(pam/pam_appl.h, [],
802 [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
805 if test "$with_libxml" = yes ; then
806 AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
809 if test "$with_ldap" = yes ; then
810 if test "$PORTNAME" != "win32"; then
811 AC_CHECK_HEADERS(ldap.h, [],
812 [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
814 AC_CHECK_HEADERS(winldap.h, [],
815 [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
822 if test "$with_bonjour" = yes ; then
823 AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
828 ## Types, structures, compiler characteristics
831 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
837 PGAC_C_FUNCNAME_SUPPORT
840 PGAC_STRUCT_SOCKADDR_UN
841 PGAC_STRUCT_SOCKADDR_STORAGE
842 PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
845 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
846 [#include <sys/param.h>
847 #include <sys/types.h>
848 #include <sys/socket.h>
849 #include <sys/ucred.h>])
851 AC_CHECK_TYPES([struct option], [], [],
852 [#ifdef HAVE_GETOPT_H
856 if test "$with_zlib" = yes; then
857 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
858 # did not). While we could work around the lack of z_streamp, it
859 # seems unwise to encourage people to use such old zlib versions...
860 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
861 Use --without-zlib to disable zlib support.])],
865 if test "$with_krb5" = yes; then
866 # Check for differences between MIT and Heimdal (KTH) releases
867 AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
868 [AC_CHECK_MEMBERS(krb5_ticket.client, [],
869 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
870 [#include <krb5.h>])],
872 AC_CHECK_MEMBERS(krb5_error.text.data, [],
873 [AC_CHECK_MEMBERS(krb5_error.e_data, [],
874 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
875 [#include <krb5.h>])],
881 ## Functions, global variables
884 PGAC_VAR_INT_TIMEZONE
885 AC_FUNC_ACCEPT_ARGTYPES
886 PGAC_FUNC_GETTIMEOFDAY_1ARG
888 AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
890 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
891 AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
892 AC_CHECK_DECLS(strlcpy)
893 # This is probably only present on Darwin, but may as well check always
894 AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
897 AC_CHECK_TYPE([struct sockaddr_in6],
898 [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
901 [$ac_includes_default
902 #include <netinet/in.h>])
905 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
907 [#include <machine/vmparam.h>
908 #include <sys/exec.h>
910 [PS_STRINGS->ps_nargvstr = 1;
911 PS_STRINGS->ps_argvstr = "foo";],
912 [pgac_cv_var_PS_STRINGS=yes],
913 [pgac_cv_var_PS_STRINGS=no])])
914 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
915 AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
919 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
920 # is missing. Yes, there are machines that have only one. We may
921 # also decide to use snprintf.c if snprintf() is present but does not
922 # have all the features we need --- see below.
924 if test "$PORTNAME" = "win32"; then
925 # Win32 gets snprintf.c built unconditionally.
927 # To properly translate all NLS languages strings, we must support the
928 # *printf() %$ format, which allows *printf() arguments to be selected
929 # by position in the translated string.
931 # libintl versions < 0.13 use the native *printf() functions, and Win32
932 # *printf() doesn't understand %$, so we must use our /port versions,
933 # which do understand %$. libintl versions >= 0.13 include their own
934 # *printf versions on Win32. The libintl 0.13 release note text is:
936 # C format strings with positions, as they arise when a translator
937 # needs to reorder a sentence, are now supported on all platforms.
938 # On those few platforms (NetBSD and Woe32) for which the native
939 # printf()/fprintf()/... functions don't support such format
940 # strings, replacements are provided through <libintl.h>.
942 # We could use libintl >= 0.13's *printf() if we were sure that we had
943 # a litint >= 0.13 at runtime, but seeing that there is no clean way
944 # to guarantee that, it is best to just use our own, so we are sure to
945 # get %$ support. In include/port.h we disable the *printf() macros
946 # that might have been defined by libintl.
948 # We do this unconditionally whether NLS is used or not so we are sure
949 # that all Win32 libraries and binaries behave the same.
950 pgac_need_repl_snprintf=yes
952 pgac_need_repl_snprintf=no
953 AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
954 AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
958 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
959 # include/c.h will provide declarations. Note this is a separate test
960 # from whether the functions exist in the C library --- there are
961 # systems that have the functions but don't bother to declare them :-(
963 AC_CHECK_DECLS([snprintf, vsnprintf])
966 dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
967 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
972 [return isinf(glob_double) ? 0 : 1;],
973 [ac_cv_func_isinf=yes],
974 [ac_cv_func_isinf=no])])
976 if test $ac_cv_func_isinf = yes ; then
977 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
980 # Look for a way to implement a substitute for isinf()
981 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
984 # Some versions of libedit contain strlcpy(); so disregard that library while
985 # checking for these standard libc functions.
986 pgac_save_LIBS="$LIBS"
987 LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
989 AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcpy strtol strtoul unsetenv])
991 LIBS="$pgac_save_LIBS"
993 # System's version of getaddrinfo(), if any, may be used only if we found
994 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
995 # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
996 # versions of getaddrinfo don't follow normal C call protocol. This is OK
997 # because we want to use our own getaddrinfo.c on Windows anyway.)
998 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
999 AC_REPLACE_FUNCS([getaddrinfo])
1001 AC_LIBOBJ(getaddrinfo)
1004 # similarly, use system's getopt_long() only if system provides struct option.
1005 if test x"$ac_cv_type_struct_option" = xyes ; then
1006 AC_REPLACE_FUNCS([getopt_long])
1008 AC_LIBOBJ(getopt_long)
1011 # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1012 # We override the previous test that said fseeko/ftello didn't exist
1013 # OS tests are also done in include/c.h and port/fseeko.c
1014 case $host_os in bsdi*|netbsd*)
1015 ac_cv_func_fseeko=yes
1019 if test "$PORTNAME" = "win32"; then
1020 AC_LIBOBJ(gettimeofday)
1024 AC_LIBOBJ(win32error)
1025 AC_DEFINE([HAVE_SYMLINK], 1,
1026 [Define to 1 if you have the `symlink' function.])
1029 if test "$with_readline" = yes; then
1030 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
1031 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1032 AC_CHECK_FUNCS([replace_history_entry])
1036 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
1037 dnl (especially on GNU libc)
1038 dnl See also comments in c.h.
1039 AC_MSG_CHECKING(for sigsetjmp)
1040 AC_TRY_LINK([#include <setjmp.h>],
1041 [sigjmp_buf x; sigsetjmp(x, 1);],
1042 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1043 AC_MSG_RESULT(yes)],
1044 [AC_MSG_RESULT(no)])
1046 AC_CHECK_FUNC(syslog,
1047 [AC_CHECK_HEADER(syslog.h,
1048 [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1050 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
1051 [AC_TRY_LINK([#include <unistd.h>],
1052 [extern int optreset; optreset = 1;],
1053 [pgac_cv_var_int_optreset=yes],
1054 [pgac_cv_var_int_optreset=no])])
1055 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1056 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1059 AC_CHECK_FUNCS([strtoll strtoq], [break])
1060 AC_CHECK_FUNCS([strtoull strtouq], [break])
1062 # Check for one of atexit() or on_exit()
1063 AC_CHECK_FUNCS(atexit, [],
1064 [AC_CHECK_FUNCS(on_exit, [],
1065 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1072 # For each platform, we need to know about any special compile and link
1073 # libraries, and whether the normal C function names are thread-safe.
1074 # See the comment at the top of src/port/thread.c for more information.
1076 if test "$enable_thread_safety" = yes; then
1077 ACX_PTHREAD # set thread flags
1079 # Some platforms use these, so just defineed them. They can't hurt if they
1080 # are not supported.
1081 PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
1084 # At this point, we don't want to muck with the compiler name for threading.
1085 # Let's see who fails, perhaps AIX. 2004-04-23
1086 if test "$PTHREAD_CC" != "$CC"; then
1088 PostgreSQL does not support platforms that require a special compiler
1089 for thread safety.])
1092 if test "$THREAD_SUPPORT" = no; then
1093 AC_MSG_ERROR([cannot enable threads on this platform
1094 This platform is known to not support thread-safe programs. For details,
1095 compile and run src/bin/pg_thread_test.])
1098 # Check for *_r functions
1101 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
1102 LIBS="$LIBS $PTHREAD_LIBS"
1104 AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1106 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1108 # Do test here with the proper thread flags
1109 PGAC_FUNC_GETPWUID_R_5ARG
1110 PGAC_FUNC_STRERROR_R_INT
1116 # do not use values from template file
1121 AC_SUBST(PTHREAD_CFLAGS)
1122 AC_SUBST(PTHREAD_LIBS)
1125 # We can test for libldap_r only after we know PTHREAD_LIBS
1126 if test "$with_ldap" = yes ; then
1128 if test "$PORTNAME" != "win32"; then
1129 AC_CHECK_LIB(ldap, ldap_bind, [],
1130 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
1132 LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1133 if test "$enable_thread_safety" = yes; then
1134 # on some platforms ldap_r fails to link without PTHREAD_LIBS
1135 AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
1136 [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1137 [$PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1138 LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1140 LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1143 AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
1144 LDAP_LIBS_FE="-lwldap32"
1145 LDAP_LIBS_BE="-lwldap32"
1149 AC_SUBST(LDAP_LIBS_FE)
1150 AC_SUBST(LDAP_LIBS_BE)
1153 # This test makes sure that run tests work at all. Sometimes a shared
1154 # library is found by the linker, but the runtime linker can't find it.
1155 # This check should come after all modifications of compiler or linker
1156 # variables, and before any other run tests.
1157 AC_MSG_CHECKING([test program])
1158 AC_TRY_RUN([int main() { return 0; }],
1159 [AC_MSG_RESULT(ok)],
1160 [AC_MSG_RESULT(failed)
1162 Could not execute a simple test program. This may be a problem
1163 related to locating shared libraries. Check the file 'config.log'
1164 for the exact reason.]])],
1165 [AC_MSG_RESULT([cross-compiling])])
1167 # --------------------
1168 # Run tests below here
1169 # --------------------
1171 # Force use of our snprintf if system's doesn't do arg control
1172 # See comment above at snprintf test for details.
1173 if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1174 PGAC_FUNC_PRINTF_ARG_CONTROL
1175 if test $pgac_cv_printf_arg_control != yes ; then
1176 pgac_need_repl_snprintf=yes
1181 dnl Check to see if we have a working 64-bit integer type.
1182 dnl This breaks down into two steps:
1183 dnl (1) figure out if the compiler has a 64-bit int type with working
1184 dnl arithmetic, and if so
1185 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1186 dnl snprintf is the only library routine we really need for int8 support.)
1187 dnl It's entirely possible to have a compiler that handles a 64-bit type
1188 dnl when the C library doesn't; this is fairly likely when using gcc on
1189 dnl an older platform, for example.
1190 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1191 dnl we force our own version of snprintf() to be used instead.
1192 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1194 PGAC_TYPE_64BIT_INT([long int])
1196 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1197 PGAC_TYPE_64BIT_INT([long long int])
1201 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1203 if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1205 #define INT64CONST(x) x##LL
1206 long long int foo = INT64CONST(0x1234567890123456);
1209 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1214 # If we found "long int" is 64 bits, assume snprintf handles it. If
1215 # we found we need to use "long long int", better check. We cope with
1216 # snprintfs that use %lld, %qd, or %I64d as the format. If none of these
1217 # work, fall back to our own snprintf emulation (which we know uses %lld).
1219 if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1220 if test $pgac_need_repl_snprintf = no; then
1221 PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
1222 if test "$LONG_LONG_INT_FORMAT" = ""; then
1223 # Force usage of our own snprintf, since system snprintf is broken
1224 pgac_need_repl_snprintf=yes
1225 LONG_LONG_INT_FORMAT='%lld'
1228 # Here if we previously decided we needed to use our own snprintf
1229 LONG_LONG_INT_FORMAT='%lld'
1231 LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1232 INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1233 UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1235 # Here if we are not using 'long long int' at all
1236 INT64_FORMAT='"%ld"'
1237 UINT64_FORMAT='"%lu"'
1240 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1241 [Define to the appropriate snprintf format for 64-bit ints, if any.])
1243 AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
1244 [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1246 # Now we have checked all the reasons to replace snprintf
1247 if test $pgac_need_repl_snprintf = yes; then
1248 AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1252 # Need a #define for the size of Datum (unsigned long)
1253 AC_CHECK_SIZEOF([unsigned long])
1255 # And one for the size of size_t (enables tweaks for > 32bit address space)
1256 AC_CHECK_SIZEOF([size_t])
1258 # Determine memory alignment requirements for the basic C data types.
1260 PGAC_CHECK_ALIGNOF(short)
1261 PGAC_CHECK_ALIGNOF(int)
1262 PGAC_CHECK_ALIGNOF(long)
1263 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1264 PGAC_CHECK_ALIGNOF(long long int)
1266 PGAC_CHECK_ALIGNOF(double)
1268 # Compute maximum alignment of any basic type.
1269 # We assume long's alignment is at least as strong as char, short, or int;
1270 # but we must check long long (if it exists) and double.
1272 MAX_ALIGNOF=$pgac_cv_alignof_long
1273 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1274 MAX_ALIGNOF=$pgac_cv_alignof_double
1276 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1277 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1279 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1282 # Some platforms predefine the types int8, int16, etc. Only check
1283 # a (hopefully) representative subset.
1284 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1286 #ifdef HAVE_SUPPORTDEFS_H
1287 #include <SupportDefs.h>
1290 # We also check for sig_atomic_t, which *should* be defined per ANSI
1291 # C, but is missing on some old platforms.
1292 AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1295 if test x"$template" != x"win32"
1297 PGAC_FUNC_POSIX_SIGNALS
1298 if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
1300 Thread-safety requires POSIX signals, which are not supported by this
1305 if test $ac_cv_func_fseeko = yes; then
1309 # SunOS doesn't handle negative byte comparisons properly with +/- return
1313 # Select semaphore implementation type.
1314 if test "$PORTNAME" != "win32"; then
1315 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1316 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1317 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1319 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1320 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
1321 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1323 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
1324 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1328 AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
1329 SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1333 # Select shared-memory implementation type.
1334 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
1335 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1338 # If not set in template file, set bytes to use libc memset()
1339 if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
1340 MEMSET_LOOP_LIMIT=1024
1342 AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
1345 if test "$enable_nls" = yes ; then
1349 # Check for Tcl configuration script tclConfig.sh
1350 if test "$with_tcl" = yes; then
1351 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1352 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1353 [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1354 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1355 # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
1356 ac_save_CPPFLAGS=$CPPFLAGS
1357 CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
1358 AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
1359 CPPFLAGS=$ac_save_CPPFLAGS
1363 # Check for DocBook and tools
1367 PGAC_CHECK_DOCBOOK(4.2)
1368 PGAC_PATH_DOCBOOK_STYLESHEETS
1369 PGAC_PATH_COLLATEINDEX
1370 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1374 # We have to run the thread test near the end so we have all our symbols
1375 # defined. Cross compiling throws a warning.
1377 if test "$enable_thread_safety_force" = yes; then
1378 if test x"$template" != x"win32"
1381 *** Skipping thread test program. --enable-thread-safety-force was used.
1382 *** Run the program in src/test/thread on the your machine and add proper
1383 *** locking function calls to your applications to guarantee thread safety.
1386 AC_MSG_WARN([*** skipping thread test on Win32])
1388 elif test "$enable_thread_safety" = yes; then
1389 if test x"$template" != x"win32"
1391 AC_MSG_CHECKING([thread safety of required library functions])
1395 CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
1396 LIBS="$LIBS $PTHREAD_LIBS"
1397 AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1398 [AC_MSG_RESULT(yes)],
1400 AC_MSG_ERROR([thread test program failed
1401 This platform is not thread-safe. Check the file 'config.log'for the
1404 You can use the configure option --enable-thread-safety-force to force
1405 threads to be enabled. But you must then run the program in
1406 src/test/thread and add locking function calls to your applications to
1407 guarantee thread safety.])],
1408 [AC_MSG_RESULT(maybe)
1410 *** Skipping thread test program because of cross-compile build.
1411 *** Run the program in src/test/thread on the target machine.
1416 AC_MSG_WARN([*** skipping thread test on Win32])
1420 # prepare build tree if outside source tree
1421 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1422 # Note 2: /bin/pwd might be better than shell's built-in at getting
1423 # a symlink-free name.
1424 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1428 if test "$no_create" != yes; then
1429 _AS_ECHO_N([preparing build tree... ])
1430 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1431 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1432 || AC_MSG_ERROR(failed)
1436 AC_SUBST(vpath_build)
1439 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1442 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1443 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1444 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1445 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1446 src/include/pg_config_os.h:src/include/port/${template}.h
1447 src/Makefile.port:src/makefiles/Makefile.${template}
1450 if test "$PORTNAME" = "win32"; then
1451 AC_CONFIG_COMMANDS([check_win32_symlinks],[
1452 # Links sometimes fail undetected on Mingw -
1453 # so here we detect it and warn the user
1454 for FILE in $CONFIG_LINKS
1456 # test -e works for symlinks in the MinGW console
1457 test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1462 AC_CONFIG_HEADERS([src/include/pg_config.h],
1464 # Update timestamp for pg_config.h (see Makefile.global)
1465 echo >src/include/stamp-h
1468 AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
1472 # Warn about unknown options