1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Header: /cvsroot/pgsql/configure.in,v 1.188 2002/07/15 21:34:04 momjian Exp $
4 dnl Developers, please strive to achieve this order:
6 dnl 0. Initialization and options processing
12 dnl 6. Compiler characteristics
13 dnl 7. Functions, global variables
14 dnl 8. System services
16 dnl Read the Autoconf manual for details.
18 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
20 dnl The GNU folks apparently haven't heard that some people don't use
21 dnl Texinfo. Use this sorcery to use "docdir" instead of "infodir".
22 m4_define([info], [doc])
23 m4_define([infodir], [docdir])
24 AC_INIT([PostgreSQL], [7.3devel], [pgsql-bugs@postgresql.org])
25 m4_undefine([infodir])
30 AC_COPYRIGHT([Copyright 2002 PostgreSQL Global Development Group])
31 AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
32 AC_CONFIG_AUX_DIR(config)
33 AC_PREFIX_DEFAULT(/usr/local/pgsql)
34 AC_SUBST(configure_args, [$ac_configure_args])
36 AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version])
41 AC_MSG_CHECKING([which template to use])
43 PGAC_ARG_REQ(with, template, [],
46 list) echo; ls "$srcdir/src/template"; exit;;
47 *) if test -f "$srcdir/src/template/$with_template" ; then
50 AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
55 # --with-template not given
59 beos*) template=beos ;;
60 bsdi*) template=bsdi ;;
61 cygwin*) template=win ;;
62 darwin*) template=darwin ;;
63 dgux*) template=dgux ;;
64 freebsd*) template=freebsd ;;
65 hpux*) template=hpux ;;
66 irix*) template=irix5 ;;
67 linux*) template=linux ;;
68 netbsd*) template=netbsd ;;
69 nextstep*) template=nextstep ;;
70 openbsd*) template=openbsd ;;
72 qnx*) template=qnx4 ;;
74 solaris*) template=solaris ;;
75 sunos*) template=sunos4 ;;
78 univel) template=univel ;;
80 sysv4*) template=svr4 ;;
81 sysv5*) template=unixware ;;
82 ultrix*) template=ultrix4 ;;
85 if test x"$template" = x"" ; then
87 *******************************************************************
88 PostgreSQL has apparently not been ported to your platform yet.
89 To try a manual configuration, look into the src/template directory
90 for a similar platform and use the '--with-template=' option.
92 Please also contact <pgsql-ports@postgresql.org> to see about
93 rectifying this. Include the above 'checking host system type...'
95 *******************************************************************
101 AC_MSG_RESULT([$template])
106 # Pick right test-and-set (TAS) code. Most platforms have inline
107 # assembler code in src/include/storage/s_lock.h, so we just use
110 *-*-hpux*) need_tas=yes; tas_file=hpux.s ;;
111 sparc-*-solaris*) need_tas=yes; tas_file=solaris_sparc.s ;;
112 i?86-*-solaris*) need_tas=yes; tas_file=solaris_i386.s ;;
113 *) need_tas=no; tas_file=dummy.s ;;
115 AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
117 if test "$need_tas" = yes ; then
125 ## Command line options
130 # Add non-standard directories to the include path
132 PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
136 # Add non-standard directories to the library search path
138 PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
139 [LIBRARY_DIRS=$withval])
141 PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
142 [LIBRARY_DIRS=$withval])
146 # 64-bit integer date/time storage (--enable-integer-datetimes)
148 AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
149 PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
150 [AC_DEFINE([USE_INTEGER_DATETIMES], 1,
151 [Set to 1 if you want integer date/time support (--enable-integer-datetimes)])])
152 AC_MSG_RESULT([$enable_integer_datetimes])
155 # Character set recode (--enable-recode)
157 AC_MSG_CHECKING([whether to build with recode support])
158 PGAC_ARG_BOOL(enable, recode, no, [ --enable-recode enable character set recode support],
159 [AC_DEFINE([CYR_RECODE], 1,
160 [Set to 1 if you want cyrillic recode support (--enable-recode)])])
161 AC_MSG_RESULT([$enable_recode])
168 AC_DEFINE(MULTIBYTE, 1, [Set to 1 if you want to use multibyte characters (--enable-multibyte)])
174 AC_MSG_CHECKING([whether NLS is wanted])
175 PGAC_ARG_OPTARG(enable, nls,
176 [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
178 [WANTED_LANGUAGES=$enableval],
179 [AC_DEFINE(ENABLE_NLS, 1,
180 [Define to 1 if you want National Language Support (--enable-nls)])])
181 AC_MSG_RESULT([$enable_nls])
183 AC_SUBST(WANTED_LANGUAGES)
186 # Default port number (--with-pgport), default 5432
188 AC_MSG_CHECKING([for default port number])
189 PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [5432]],
190 [default_port=$withval],
192 AC_MSG_RESULT([$default_port])
193 # Need both of these because some places want an integer and some a string
194 AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
195 [The default TCP port number on which the server listens and to which
196 clients will try to connect to. This can be overridden at run-time,
197 but it's convenient if your clients have the right default compiled in.
198 (--with-pgport=PORTNUM)])
199 AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
200 [Default TCP port number as string constant])
201 AC_SUBST(default_port)
204 # Maximum number of allowed connections (--with-maxbackends), default 32
206 AC_MSG_CHECKING([for default soft limit on number of connections])
207 PGAC_ARG_REQ(with, maxbackends, [ --with-maxbackends=N set default maximum number of connections [32]],
209 [with_maxbackends=32])
210 AC_MSG_RESULT([$with_maxbackends])
211 AC_DEFINE_UNQUOTED([DEF_MAXBACKENDS], [$with_maxbackends],
212 [The default soft limit on the number of concurrent connections, i.e., the default for the postmaster -N switch (--with-maxbackends)])
216 # Option to disable shared libraries
218 PGAC_ARG_BOOL(enable, shared, yes,
219 [ --disable-shared do not build shared libraries])
220 AC_SUBST(enable_shared)
223 # '-rpath'-like feature can be disabled
225 PGAC_ARG_BOOL(enable, rpath, yes,
226 [ --disable-rpath do not embed shared library search path in executables])
227 AC_SUBST(enable_rpath)
231 # --enable-debug adds -g to compiler flags
233 PGAC_ARG_BOOL(enable, debug, no,
234 [ --enable-debug build with debugging symbols (-g)])
235 AC_SUBST(enable_debug)
241 # For historical reasons you can also use --with-CC to specify the C compiler
242 # to use, although the standard way to do this is to set the CC environment
244 PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
246 # Set here so it can be over-ridden in the template file
251 aix) pgac_cc_list="gcc xlc";;
252 irix) pgac_cc_list="cc";; # no gcc
253 *) pgac_cc_list="gcc cc";;
256 AC_PROG_CC([$pgac_cc_list])
258 . "$srcdir/src/template/$template" || exit
260 if test "$ac_env_CFLAGS_set" = set; then
261 CFLAGS=$ac_env_CFLAGS_value
263 if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
266 AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
267 # Check if the compiler still works with the template settings
268 AC_MSG_CHECKING([whether the C compiler still works])
269 AC_TRY_LINK([], [return 0;],
270 [AC_MSG_RESULT(yes)],
272 AC_MSG_ERROR([cannot proceed])])
276 # Create compiler version string
277 if test x"$GCC" = x"yes" ; then
278 cc_string="GCC `${CC} --version | sed q`"
282 AC_DEFINE_UNQUOTED(PG_VERSION_STR, ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"], [A canonical string containing the version number, platform, and C compiler])
286 # Automatic dependency tracking
288 PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
294 # Enable assert checks
296 PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
297 [AC_DEFINE([USE_ASSERT_CHECKING], 1,
298 [Define to 1 to build with assertion checks])])
302 # Include directories
306 # SRCH_INC comes from the template file
307 for dir in $with_includes $SRCH_INC; do
308 if test -d "$dir"; then
309 INCLUDES="$INCLUDES -I$dir"
311 AC_MSG_WARN([*** Include directory $dir does not exist.])
319 # Library directories
323 # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
324 for dir in $LIBRARY_DIRS $SRCH_LIB; do
325 if test -d "$dir"; then
326 LIBDIRS="$LIBDIRS -L$dir"
328 AC_MSG_WARN([*** Library directory $dir does not exist.])
337 AC_MSG_CHECKING([whether to build with Tcl])
338 PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl and Tk interfaces])
339 AC_MSG_RESULT([$with_tcl])
342 # If Tcl is enabled (above) then Tk is also, unless the user disables it using --without-tk
343 AC_MSG_CHECKING([whether to build with Tk])
344 if test "$with_tcl" = yes; then
345 PGAC_ARG_BOOL(with, tk, yes, [ --without-tk do not build Tk interfaces if Tcl is enabled])
349 AC_MSG_RESULT([$with_tk])
353 # We see if the path to the Tcl/Tk configuration scripts is specified.
354 # This will override the use of tclsh to find the paths to search.
356 PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh and tkConfig.sh are in DIR])
358 # We see if the path to the Tk configuration scripts is specified.
359 # This will override the use of tclsh to find the paths to search.
361 PGAC_ARG_REQ(with, tkconfig, [ --with-tkconfig=DIR tkConfig.sh is in DIR])
364 # Optionally build Perl modules (Pg.pm and PL/Perl)
366 AC_MSG_CHECKING([whether to build Perl modules])
367 PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl interface and PL/Perl])
368 AC_MSG_RESULT([$with_perl])
372 # Optionally build Python interface module
374 AC_MSG_CHECKING([whether to build Python modules])
375 PGAC_ARG_BOOL(with, python, no, [ --with-python build Python interface module])
376 AC_MSG_RESULT([$with_python])
377 AC_SUBST(with_python)
380 # Optionally build the Java/JDBC tools
382 AC_MSG_CHECKING([whether to build Java/JDBC tools])
383 PGAC_ARG_BOOL(with, java, no, [ --with-java build JDBC interface and Java tools],
386 if test -z "$ANT"; then
387 AC_MSG_ERROR([Ant is required to build Java components])
392 dnl A note on the Kerberos and OpenSSL options:
394 dnl The user can give an argument to the option in order the specify
395 dnl the base path of the respective installation (what he specified
396 dnl perhaps as --prefix). If no argument is given ($withval is "yes")
397 dnl then we take the path where the package installs by default. This
398 dnl way the user doesn't have to use redundant --with-includes and
399 dnl --with-libraries options, but he can still use them if the layout
405 AC_MSG_CHECKING([whether to build with Kerberos 4 support])
406 PGAC_ARG_OPTARG(with, krb4, [[ --with-krb4[=DIR] build with Kerberos 4 support [/usr/athena]]],
407 [krb4_prefix=/usr/athena],
408 [krb4_prefix=$withval],
411 AC_DEFINE(KRB4, 1, [Define if you are building with Kerberos 4 support.])
413 if test -d "$krb4_prefix/include"; then
414 INCLUDES="$INCLUDES -I$krb4_prefix/include"
416 if test -d "$krb4_prefix/lib"; then
417 LIBDIRS="$LIBDIRS -L$krb4_prefix/lib"
420 krb_srvtab="/etc/srvtab"
430 AC_MSG_CHECKING([whether to build with Kerberos 5 support])
431 PGAC_ARG_OPTARG(with, krb5, [[ --with-krb5[=DIR] build with Kerberos 5 support [/usr/athena]]],
432 [krb5_prefix=/usr/athena],
433 [krb5_prefix=$withval],
436 AC_DEFINE(KRB5, 1, [Define if you are building with Kerberos 5 support.])
438 if test -d "$krb5_prefix/include"; then
439 INCLUDES="$INCLUDES -I$krb5_prefix/include"
441 if test -d "$krb5_prefix/lib"; then
442 LIBDIRS="$LIBDIRS -L$krb5_prefix/lib"
445 krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
452 # Using both Kerberos 4 and Kerberos 5 at the same time isn't going to work.
453 if test "$with_krb4" = yes && test "$with_krb5" = yes ; then
454 AC_MSG_ERROR([Kerberos 4 and Kerberos 5 support cannot be combined])
461 # Kerberos configuration parameters
463 PGAC_ARG_REQ(with, krb-srvnam,
464 [ --with-krb-srvnam=NAME name of the service principal in Kerberos [postgres]],
466 [with_krb_srvnam="postgres"])
467 AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
468 [The name of the PostgreSQL service principal in Kerberos])
474 AC_MSG_CHECKING([whether to build with PAM support])
475 PGAC_ARG_BOOL(with, pam, no,
476 [ --with-pam build with PAM support],
477 [AC_DEFINE([USE_PAM], 1, [Define to build with PAM support])])
478 AC_MSG_RESULT([$with_pam])
485 PGAC_ARG_OPTARG(with, openssl,
486 [[ --with-openssl[=DIR] build with OpenSSL support [/usr/local/ssl]]],
487 [openssl_prefix=/usr/local/ssl],
488 [openssl_prefix=$withval],
490 AC_MSG_RESULT([building with OpenSSL support])
491 AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support])
493 if test -d "${openssl_prefix}/include" ; then
494 INCLUDES="$INCLUDES -I${openssl_prefix}/include"
496 if test -d "${openssl_prefix}/lib" ; then
497 LIBDIRS="$LIBDIRS -L${openssl_prefix}/lib"
501 AC_SUBST(with_openssl)
507 PGAC_ARG_BOOL(with, readline, yes,
508 [ --without-readline do not use Readline])
513 PGAC_ARG_BOOL(with, zlib, yes,
514 [ --without-zlib do not use Zlib])
519 # Optionally enable the building of the ODBC driver
523 if test "${with_odbc+set}" = set && test "${enable_odbc+set}" != set; then
524 enable_odbc=$with_odbc
527 AC_MSG_CHECKING([whether to build the ODBC driver])
528 PGAC_ARG_BOOL(enable, odbc, no, [ --enable-odbc build the ODBC driver package])
529 PGAC_ARG_BOOL(with, unixodbc, no, [ --with-unixodbc build ODBC driver for unixODBC])
530 PGAC_ARG_BOOL(with, iodbc, no, [ --with-iodbc build ODBC driver for iODBC])
531 if test "$with_unixodbc" = yes && test "$with_iodbc" = yes; then
532 AC_MSG_ERROR([ODBC driver cannot be built for both unixODBC and iODBC])
534 if test "$with_unixodbc" = yes || test "$with_iodbc" = yes; then
537 case $enable_odbc:$with_unixodbc:$with_iodbc in
538 yes:no:no) AC_MSG_RESULT([yes (stand-alone)]);;
539 yes:yes:no) AC_MSG_RESULT([yes (unixODBC)])
540 AC_DEFINE(WITH_UNIXODBC, 1, [Define to 1 to build with unixODBC support (--with-unixodbc)])
542 yes:no:yes) AC_MSG_RESULT([yes (iODBC)])
543 AC_DEFINE(WITH_IODBC, 1, [Define to 1 to build with iODBC support (--with-iodbc)])
545 no:*) AC_MSG_RESULT(no);;
547 AC_SUBST([enable_odbc])
548 AC_SUBST([with_unixodbc])
549 AC_SUBST([with_iodbc])
552 # Allow for overriding the default location of the odbcinst.ini
553 # file which is normally ${sysconfdir} (i.e., ${prefix}/etc).
554 PGAC_ARG_REQ(with, odbcinst,
555 [ --with-odbcinst=DIR default directory for odbcinst.ini [sysconfdir]],
556 [odbcinst_ini_dir=$withval],
557 [odbcinst_ini_dir="\${sysconfdir}"])
558 AC_SUBST([odbcinst_ini_dir])
562 # Assume system is ELF if it predefines __ELF__ as 1,
563 # otherwise believe host_os based default.
565 freebsd1*|freebsd2*) elf=no;;
566 freebsd3*|freebsd4*) elf=yes;;
575 [if test "X$elf" = "Xyes" ; then
585 # Optionally build C++ code (i.e., libpq++)
587 AC_MSG_CHECKING([whether to build C++ modules])
588 PGAC_ARG_OPTARG(with, CXX, [ --with-CXX build C++ modules (libpq++)],
594 # If the user has specified CXXFLAGS in the environment, leave it
595 # alone, else use a default.
598 if test "$ac_env_CXXFLAGS" != set; then
599 if test "$GXX" = yes; then
600 CXXFLAGS="$GCC_CXXFLAGS"
602 CXXFLAGS="$VENDOR_CXXFLAGS"
605 if test "$enable_debug" = yes && test "$ac_cv_prog_cxx_g" = yes; then
606 CXXFLAGS="$CXXFLAGS -g"
608 AC_MSG_NOTICE([using CXXFLAGS=$CXXFLAGS])
616 CPPFLAGS="$CPPFLAGS $INCLUDES"
617 LDFLAGS="$LDFLAGS $LIBDIRS"
619 AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
620 AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
628 AC_SUBST(with_gnu_ld)
629 case $host_os in sysv5*)
630 AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
632 pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
633 AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
634 LDFLAGS=$pgac_save_LDFLAGS
636 ld_R_works=$pgac_cv_prog_ld_R
640 AC_CHECK_PROGS(LORDER, lorder)
641 AC_PATH_PROG(TAR, tar)
644 AC_CHECK_PROGS(YACC, ['bison -y'])
645 if test -z "$YACC"; then
647 *** Without Bison you will not be able to build PostgreSQL from CVS or
648 *** change any of the parser definition files. You can obtain Bison from
649 *** a GNU mirror site. (If you are using the official distribution of
650 *** PostgreSQL then you do not need to worry about this because the Bison
651 *** output is pre-generated.) To use a different yacc program (possible,
652 *** but not recommended), set the environment variable YACC before running
657 if test "$with_tk" = yes; then
658 AC_PATH_PROG(WISH, wish)
659 test -z "$WISH" && AC_MSG_ERROR(['wish' is required for Tk support])
663 if test "$with_perl" = yes; then
664 PGAC_CHECK_PERL_CONFIGS([installsitearch,installman3dir,
665 archlibexp,privlibexp,useshrplib,man3ext])
666 PGAC_CHECK_PERL_EMBED_LDFLAGS
669 if test "$with_python" = yes; then
671 PGAC_CHECK_PYTHON_MODULE_SETUP
672 PGAC_CHECK_PYTHON_EMBED_SETUP
680 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
682 AC_CHECK_LIB(bsd, main)
684 AC_CHECK_LIB(util, setproctitle)
685 AC_CHECK_LIB(m, main)
686 AC_CHECK_LIB(dl, main)
687 AC_CHECK_LIB(nsl, main)
688 AC_CHECK_LIB(socket, main)
689 AC_CHECK_LIB(ipc, main)
690 AC_CHECK_LIB(IPC, main)
691 AC_CHECK_LIB(lc, main)
692 AC_CHECK_LIB(dld, main)
693 AC_CHECK_LIB(ld, main)
694 AC_CHECK_LIB(compat, main)
695 AC_CHECK_LIB(BSD, main)
696 AC_CHECK_LIB(gen, main)
697 AC_CHECK_LIB(PW, main)
698 AC_CHECK_LIB(resolv, main)
700 AC_CHECK_LIB([[unix]], main)
701 AC_SEARCH_LIBS(crypt, crypt)
703 AC_CHECK_LIB(bind, __inet_ntoa)
705 AC_SEARCH_LIBS(fdatasync, [rt posix4])
707 if test "$with_readline" = yes; then
709 if test x"$pgac_cv_check_readline" = x"no"; then
710 AC_MSG_ERROR([readline library not found
711 Use --without-readline to disable readline support.])
715 if test "$with_zlib" = yes; then
716 AC_CHECK_LIB(z, inflate, [],
717 [AC_MSG_ERROR([zlib library not found
718 Use --without-zlib to disable zlib support.])])
721 if test "$with_krb4" = yes ; then
722 AC_CHECK_LIB(des, [des_encrypt], [], [AC_MSG_ERROR([library 'des' is required for Kerberos 4])])
723 AC_CHECK_LIB(krb, [krb_sendauth], [], [AC_MSG_ERROR([library 'krb' is required for Kerberos 4])])
726 if test "$with_krb5" = yes ; then
727 AC_SEARCH_LIBS(com_err, [krb5 'krb5 -ldes -lasn1 -lroken' com_err], [],
728 [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
729 AC_SEARCH_LIBS(krb5_encrypt, [krb5 'krb5 -ldes -lasn1 -lroken' crypto k5crypto], [],
730 [AC_MSG_ERROR([could not find function 'krb5_encrypt' required for Kerberos 5])])
731 AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -ldes -lasn1 -lroken'], [],
732 [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
735 if test "$with_openssl" = yes ; then
737 AC_CHECK_LIB(crypto, [CRYPTO_new_ex_data], [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
738 AC_CHECK_LIB(ssl, [SSL_library_init], [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
741 if test "$with_pam" = yes ; then
742 AC_CHECK_LIB(pam, [pam_start], [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
749 dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
750 AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h pwd.h sys/ipc.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/un.h termios.h kernel/OS.h kernel/image.h SupportDefs.h])
752 # At least on IRIX, cpp test for netinet/tcp.h will fail unless
753 # netinet/in.h is included first.
754 AC_CHECK_HEADERS([netinet/in.h])
755 AC_CHECK_HEADERS([netinet/tcp.h], [], [],
757 #ifdef HAVE_NETINET_IN_H
758 #include <netinet/in.h>
762 if test "$with_readline" = yes; then
763 AC_CHECK_HEADERS([readline/readline.h], [],
764 [AC_CHECK_HEADERS([readline.h], [],
765 [AC_MSG_ERROR([readline header not found
766 Use --without-readline to disable readline support.])])])
767 AC_CHECK_HEADERS([readline/history.h], [],
768 [AC_CHECK_HEADERS([history.h], [],
769 [AC_MSG_ERROR([history header not found
770 Use --without-readline to disable readline support.])])])
773 if test "$with_zlib" = yes; then
774 AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
775 Use --without-zlib to disable zlib support.])])
778 if test "$with_krb4" = yes ; then
779 AC_CHECK_HEADER(krb.h, [], [AC_MSG_ERROR([header file <krb.h> is required for Kerberos 4])])
782 if test "$with_krb5" = yes ; then
783 AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
784 AC_CHECK_HEADER(com_err.h, [], [AC_MSG_ERROR([header file <com_err.h> is required for Kerberos 5])])
787 if test "$with_openssl" = yes ; then
788 AC_CHECK_HEADER([openssl/ssl.h], [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
789 AC_CHECK_HEADER([openssl/err.h], [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
792 if test "$with_pam" = yes ; then
793 AC_CHECK_HEADER([security/pam_appl.h], [], [AC_MSG_ERROR([header file <security/pam_appl.h> is required for PAM])])
798 ## Types, structures, compiler characteristics
800 m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
808 PGAC_STRUCT_SOCKADDR_UN
810 AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
811 [#include <sys/param.h>
812 #include <sys/socket.h>
813 #include <sys/ucred.h>])
815 if test "$with_zlib" = yes; then
816 # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
817 # did not). While we could work around the lack of z_streamp, it
818 # seems unwise to encourage people to use such old zlib versions...
819 AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
820 Use --without-zlib to disable zlib support.])],
824 if test "$with_krb5" = yes; then
825 # Check for differences between MIT and Heimdal (KTH) releases
826 AC_CHECK_MEMBERS([krb5_ticket.enc_part2], [],
827 [AC_CHECK_MEMBERS([krb5_ticket.client], [],
828 [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
829 [#include <krb5.h>])],
831 AC_CHECK_MEMBERS([krb5_error.text.data], [],
832 [AC_CHECK_MEMBER([krb5_error.e_data], [],
833 [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
834 [#include <krb5.h>])],
840 ## Functions, global variables
842 PGAC_VAR_INT_TIMEZONE
843 AC_FUNC_ACCEPT_ARGTYPES
844 PGAC_FUNC_GETTIMEOFDAY_1ARG
846 # SunOS doesn't handle negative byte comparisons properly with +/- return
849 AC_CHECK_FUNCS([cbrt fcvt getopt_long memmove pstat setproctitle setsid sigprocmask sysconf waitpid dlopen fdatasync])
851 AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
853 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
855 [#include <machine/vmparam.h>
856 #include <sys/exec.h>
858 [PS_STRINGS->ps_nargvstr = 1;
859 PS_STRINGS->ps_argvstr = "foo";],
860 [pgac_cv_var_PS_STRINGS=yes],
861 [pgac_cv_var_PS_STRINGS=no])])
862 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
863 AC_DEFINE([HAVE_PS_STRINGS], [], [Define if the PS_STRINGS thing exists.])
867 # We use our snprintf.c emulation if either snprintf() or vsnprintf()
868 # is missing. Yes, there are machines that have only one. We may
869 # also decide to use snprintf.c if snprintf() is present but does not
870 # have working "long long int" support -- see below.
873 AC_CHECK_FUNCS(snprintf, [], SNPRINTF='$(top_builddir)/src/backend/port/snprintf.o')
874 AC_CHECK_FUNCS(vsnprintf, [], SNPRINTF='$(top_builddir)/src/backend/port/snprintf.o')
878 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
879 # include/c.h will provide declarations. Note this is a separate test
880 # from whether the functions exist in the C library --- there are
881 # systems that have the functions but don't bother to declare them :-(
883 AC_CHECK_DECLS([snprintf, vsnprintf])
886 # do this one the hard way in case isinf() is a macro
887 AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
891 [double x = 0.0; int res = isinf(x);],
892 [ac_cv_func_isinf=yes],
893 [ac_cv_func_isinf=no])])
895 if test $ac_cv_func_isinf = yes ; then
896 AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf()])
900 # Look for a way to implement a substitute for isinf()
901 AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
906 AC_CHECK_FUNCS(getrusage, [], GETRUSAGE='getrusage.o')
908 AC_CHECK_FUNCS(srandom, [], SRANDOM='srandom.o')
910 AC_CHECK_FUNCS(gethostname, [], GETHOSTNAME='gethostname.o')
911 AC_SUBST(GETHOSTNAME)
912 AC_CHECK_FUNCS(random, [], MISSING_RANDOM='random.o')
913 AC_SUBST(MISSING_RANDOM)
914 AC_CHECK_FUNCS(inet_aton, [], INET_ATON='inet_aton.o')
916 AC_CHECK_FUNCS(strerror, [], STRERROR='$(top_builddir)/src/backend/port/strerror.o')
918 AC_CHECK_FUNCS(strdup, [], STRDUP='$(top_builddir)/src/utils/strdup.o')
920 AC_CHECK_FUNCS(strtol, [], STRTOL='strtol.o')
922 AC_CHECK_FUNCS(strtoul, [], STRTOUL='strtoul.o')
924 AC_CHECK_FUNCS(strcasecmp, [], STRCASECMP='strcasecmp.o')
927 # On HPUX 9, rint() is not in regular libm.a but in /lib/pa1.1/libm.a;
928 # this hackery with HPUXMATHLIB allows us to cope.
932 if [[ -r /lib/pa1.1/libm.a ]] ; then
933 HPUXMATHLIB="-L /lib/pa1.1 -lm"
936 AC_SUBST(HPUXMATHLIB)
938 AC_CHECK_FUNCS(rint, [],
939 [AC_CHECK_LIB(m, rint, AC_DEFINE(HAVE_RINT), , $HPUXMATHLIB)])
942 if test "$with_readline" = yes; then
943 PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
944 AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
948 dnl Cannot use AC_CHECK_FUNC because finite may be a macro
949 AC_MSG_CHECKING(for finite)
950 AC_TRY_LINK([#include <math.h>],
951 [int dummy=finite(1.0);],
952 [AC_DEFINE(HAVE_FINITE, 1, [Set to 1 if you have finite()])
956 dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
957 dnl (especially on GNU libc)
958 dnl See also comments in pg_config.h.
959 AC_MSG_CHECKING(for sigsetjmp)
960 AC_TRY_LINK([#include <setjmp.h>],
961 [sigjmp_buf x; sigsetjmp(x, 1);],
962 [AC_DEFINE(HAVE_SIGSETJMP, 1, [Set to 1 if you have sigsetjmp()])
966 AC_CHECK_FUNC(syslog,
967 [AC_CHECK_HEADER(syslog.h,
968 [AC_DEFINE(HAVE_SYSLOG, 1, [])],
971 AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
972 [AC_TRY_LINK([#include <unistd.h>],
973 [extern int optreset; optreset = 1;],
974 [pgac_cv_var_int_optreset=yes],
975 [pgac_cv_var_int_optreset=no])])
976 if test x"$pgac_cv_var_int_optreset" = x"yes"; then
977 AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'])
981 # This test makes sure that run tests work at all. Sometimes a shared
982 # library is found by the linker, but the runtime linker can't find it.
983 # This check should come after all modifications of compiler or linker
984 # variables, and before any other run tests.
985 AC_MSG_CHECKING([test program])
986 AC_TRY_RUN([int main() { return 0; }],
988 [AC_MSG_RESULT(failed)
990 *** Could not execute a simple test program. This may be a problem
991 *** related to locating shared libraries. Check the file 'config.log'
992 *** for the exact reason.]])],
993 [AC_MSG_RESULT([cross-compiling])])
996 dnl Check to see if we have a working 64-bit integer type.
997 dnl This breaks down into two steps:
998 dnl (1) figure out if the compiler has a 64-bit int type with working
999 dnl arithmetic, and if so
1000 dnl (2) see whether snprintf() can format the type correctly. (Currently,
1001 dnl snprintf is the only library routine we really need for int8 support.)
1002 dnl It's entirely possible to have a compiler that handles a 64-bit type
1003 dnl when the C library doesn't; this is fairly likely when using gcc on
1004 dnl an older platform, for example.
1005 dnl If there is no native snprintf() or it does not handle the 64-bit type,
1006 dnl we force our own version of snprintf() to be used instead.
1007 dnl Note this test must be run after our initial check for snprintf/vsnprintf.
1009 PGAC_TYPE_64BIT_INT([long int])
1011 if test x"$HAVE_LONG_INT_64" = x"no" ; then
1012 PGAC_TYPE_64BIT_INT([long long int])
1016 dnl If we need to use "long long int", figure out whether nnnLL notation works.
1018 if [[ x"$HAVE_LONG_LONG_INT_64" = xyes ]] ; then
1020 #define INT64CONST(x) x##LL
1021 long long int foo = INT64CONST(0x1234567890123456);
1024 [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define if you have LL constants])],
1029 dnl If we found "long int" is 64 bits, assume snprintf handles it.
1030 dnl If we found we need to use "long long int", better check.
1031 dnl We cope with snprintfs that use either %lld or %qd as the format.
1032 dnl If neither works, fall back to our own snprintf emulation (which we
1033 dnl know uses %lld).
1035 if [[ x"$HAVE_LONG_LONG_INT_64" = xyes ]] ; then
1036 if [[ x$SNPRINTF = x ]] ; then
1037 AC_MSG_CHECKING(whether snprintf handles 'long long int' as %lld)
1038 AC_TRY_RUN([#include <stdio.h>
1039 typedef long long int int64;
1040 #define INT64_FORMAT "%lld"
1045 int does_int64_snprintf_work()
1050 if (sizeof(int64) != 8)
1051 return 0; /* doesn't look like the right size */
1054 snprintf(buf, 100, INT64_FORMAT, c);
1055 if (strcmp(buf, "800000140000005") != 0)
1056 return 0; /* either multiply or snprintf is busted */
1060 exit(! does_int64_snprintf_work());
1062 [ AC_MSG_RESULT(yes)
1063 INT64_FORMAT='"%lld"'
1066 AC_MSG_CHECKING(whether snprintf handles 'long long int' as %qd)
1067 AC_TRY_RUN([#include <stdio.h>
1068 typedef long long int int64;
1069 #define INT64_FORMAT "%qd"
1074 int does_int64_snprintf_work()
1079 if (sizeof(int64) != 8)
1080 return 0; /* doesn't look like the right size */
1083 snprintf(buf, 100, INT64_FORMAT, c);
1084 if (strcmp(buf, "800000140000005") != 0)
1085 return 0; /* either multiply or snprintf is busted */
1089 exit(! does_int64_snprintf_work());
1091 [ AC_MSG_RESULT(yes)
1092 INT64_FORMAT='"%qd"'
1095 # Force usage of our own snprintf, since system snprintf is broken
1096 SNPRINTF='$(top_builddir)/src/backend/port/snprintf.o'
1097 INT64_FORMAT='"%lld"'
1099 [ AC_MSG_RESULT(assuming not on target machine)
1100 # Force usage of our own snprintf, since we cannot test foreign snprintf
1101 SNPRINTF='$(top_builddir)/src/backend/port/snprintf.o'
1102 INT64_FORMAT='"%lld"'
1104 [ AC_MSG_RESULT(assuming not on target machine)
1105 # Force usage of our own snprintf, since we cannot test foreign snprintf
1106 SNPRINTF='$(top_builddir)/src/backend/port/snprintf.o'
1107 INT64_FORMAT='"%lld"'
1110 # here if we previously decided we needed to use our own snprintf
1111 INT64_FORMAT='"%lld"'
1114 # Here if we are not using 'long long int' at all
1115 INT64_FORMAT='"%ld"'
1118 AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1119 [Define this as the appropriate snprintf format for 64-bit ints, if any])
1122 AC_CHECK_FUNCS([strtoll strtoq], [break])
1123 AC_CHECK_FUNCS([strtoull strtouq], [break])
1125 # Check for one of atexit() or on_exit()
1126 AC_CHECK_FUNCS(atexit, [],
1127 [AC_CHECK_FUNCS(on_exit, [],
1128 [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1130 dnl Need a #define for the size of Datum (unsigned long)
1132 AC_CHECK_SIZEOF([unsigned long])
1133 AC_DEFINE_UNQUOTED(SIZEOF_DATUM, $ac_cv_sizeof_unsigned_long, [sizeof(Datum) -- don't change])
1135 # Determine memory alignment requirements for the basic C data types.
1137 PGAC_CHECK_ALIGNOF(short)
1138 PGAC_CHECK_ALIGNOF(int)
1139 PGAC_CHECK_ALIGNOF(long)
1140 if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1141 PGAC_CHECK_ALIGNOF(long long int)
1143 PGAC_CHECK_ALIGNOF(double)
1145 # Compute maximum alignment of any basic type.
1146 # We assume long's alignment is at least as strong as char, short, or int;
1147 # but we must check long long (if it exists) and double.
1149 MAX_ALIGNOF=$pgac_cv_alignof_long
1150 if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
1151 MAX_ALIGNOF=$pgac_cv_alignof_double
1153 if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
1154 MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1156 AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any type])
1159 # Some platforms predefine the types int8, int16, etc. Only check
1160 # a (hopefully) representative subset.
1161 AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
1163 #ifdef HAVE_SUPPORTDEFS_H
1164 #include <SupportDefs.h>
1167 # We also check for sig_atomic_t, which *should* be defined per ANSI
1168 # C, but is missing on some old platforms.
1169 AC_CHECK_TYPES([sig_atomic_t], [], [], [#include <signal.h>])
1172 PGAC_FUNC_POSIX_SIGNALS
1175 # Select semaphore implementation type.
1176 if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
1177 AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores])
1178 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1180 if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
1181 AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores])
1182 SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
1184 AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores])
1185 SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
1190 # Select shared-memory implementation type.
1191 AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory])
1192 SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
1195 if test "$enable_nls" = yes ; then
1199 if test "$with_CXX" = yes; then
1201 PGAC_CXX_NAMESPACE_STD
1205 # Check for Tcl configuration script tclConfig.sh
1206 if test "$with_tcl" = yes; then
1207 PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1208 PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1209 [TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1210 AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1213 # Check for Tk configuration script tkConfig.sh
1214 if test "$with_tk" = yes; then
1215 PGAC_PATH_TKCONFIGSH([$with_tkconfig $with_tclconfig])
1216 PGAC_EVAL_TCLCONFIGSH([$TK_CONFIG_SH], [TK_LIBS,TK_LIB_SPEC,TK_XINCLUDES])
1221 # Check for DocBook and tools
1225 PGAC_CHECK_DOCBOOK([3.1])
1226 PGAC_PATH_DOCBOOK_STYLESHEETS
1227 PGAC_PATH_COLLATEINDEX
1228 AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1231 # prepare build tree if outside source tree
1232 # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
1233 # Note 2: /bin/pwd might be better than shell's built-in at getting
1234 # a symlink-free name.
1235 if test "$no_create" != yes; then
1236 if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
1239 AC_SUBST(vpath_build, yes)
1240 _AS_ECHO_N([preparing build tree... ])
1241 pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
1242 $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1243 || AC_MSG_ERROR(failed)
1249 AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
1252 src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1253 src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
1254 src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1255 src/include/dynloader.h:src/backend/port/dynloader/${template}.h
1256 src/include/pg_config_os.h:src/include/port/${template}.h
1257 src/Makefile.port:src/makefiles/Makefile.${template}
1260 AC_CONFIG_HEADERS([src/include/pg_config.h],
1262 # Update timestamp for pg_config.h (see Makefile.global)
1263 echo >src/include/stamp-h