Annotation of pgsql/configure.in, revision 1.512

1.292     momjian     1: dnl Process this file with autoconf to produce a configure script.
1.512   ! petere      2: dnl $PostgreSQL: pgsql/configure.in,v 1.511 2007/04/15 12:48:23 adunstan Exp $
1.185     petere      3: dnl
1.28      petere      4: dnl Developers, please strive to achieve this order:
                      5: dnl
                      6: dnl 0. Initialization and options processing
                      7: dnl 1. Programs
                      8: dnl 2. Libraries
1.356     tgl         9: dnl 3. Header files
1.28      petere     10: dnl 4. Types
                     11: dnl 5. Structures
                     12: dnl 6. Compiler characteristics
                     13: dnl 7. Functions, global variables
                     14: dnl 8. System services
                     15: dnl
                     16: dnl Read the Autoconf manual for details.
1.185     petere     17: dnl
                     18: m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
1.304     petere     19: 
1.491     tgl        20: AC_INIT([PostgreSQL], [8.3devel], [[email protected]])
1.171     petere     21: 
1.414     petere     22: AC_PREREQ(2.59)
1.495     momjian    23: AC_COPYRIGHT([Copyright (c) 1996-2007, PostgreSQL Global Development Group])
1.171     petere     24: AC_CONFIG_SRCDIR([src/backend/access/common/heaptuple.c])
                     25: AC_CONFIG_AUX_DIR(config)
1.1       petere     26: AC_PREFIX_DEFAULT(/usr/local/pgsql)
1.171     petere     27: AC_SUBST(configure_args, [$ac_configure_args])
1.5       petere     28: 
1.451     momjian    29: AC_DEFINE_UNQUOTED(PG_VERSION, "$PACKAGE_VERSION", [PostgreSQL version as a string])
1.61      petere     30: 
1.1       petere     31: AC_CANONICAL_HOST
                     32: 
1.30      petere     33: template=
                     34: AC_MSG_CHECKING([which template to use])
                     35: 
1.42      petere     36: PGAC_ARG_REQ(with, template, [],
                     37: [
                     38:   case $withval in
1.30      petere     39:     list)   echo; ls "$srcdir/src/template"; exit;;
                     40:     *)      if test -f "$srcdir/src/template/$with_template" ; then
1.42      petere     41:               template=$withval
1.30      petere     42:             else
1.80      petere     43:               AC_MSG_ERROR(['$withval' is not a valid template name. Use 'list' for a list.])
1.30      petere     44:             fi;;
                     45:   esac
1.42      petere     46: ],
                     47: [
1.280     tgl        48: # --with-template not given
1.30      petere     49: 
                     50: case $host_os in
                     51:      aix*) template=aix ;;
                     52:     bsdi*) template=bsdi ;;
1.239     petere     53:   cygwin*) template=cygwin ;;
1.72      petere     54:   darwin*) template=darwin ;;
1.30      petere     55:     dgux*) template=dgux ;;
                     56:  freebsd*) template=freebsd ;;
                     57:     hpux*) template=hpux ;;
1.352     momjian    58:     irix*) template=irix ;;
1.377     petere     59:  linux*|gnu*|k*bsd*-gnu)
                     60:            template=linux ;;
1.250     momjian    61:    mingw*) template=win32 ;;
1.30      petere     62:   netbsd*) template=netbsd ;;
                     63: nextstep*) template=nextstep ;;
                     64:  openbsd*) template=openbsd ;;
                     65:      osf*) template=osf ;;
                     66:      sco*) template=sco ;;
1.58      petere     67:  solaris*) template=solaris ;;
1.30      petere     68:    sunos*) template=sunos4 ;;
1.1       petere     69:  sysv4.2*)
1.30      petere     70:         case $host_vendor in
                     71:           univel) template=univel ;;
                     72:         esac ;;
                     73:    sysv4*) template=svr4 ;;
1.133     petere     74:    sysv5*) template=unixware ;;
1.30      petere     75:   ultrix*) template=ultrix4 ;;
1.1       petere     76: esac
                     77: 
1.30      petere     78:   if test x"$template" = x"" ; then
1.80      petere     79:     AC_MSG_ERROR([[
1.30      petere     80: *******************************************************************
                     81: PostgreSQL has apparently not been ported to your platform yet.
1.32      petere     82: To try a manual configuration, look into the src/template directory
1.80      petere     83: for a similar platform and use the '--with-template=' option.
1.30      petere     84: 
                     85: Please also contact <[email protected]> to see about
1.80      petere     86: rectifying this.  Include the above 'checking host system type...'
1.30      petere     87: line.
                     88: *******************************************************************
1.80      petere     89: ]])
1.30      petere     90:   fi
                     91: 
1.42      petere     92: ])
1.1       petere     93: 
1.30      petere     94: AC_MSG_RESULT([$template])
1.1       petere     95: 
1.30      petere     96: PORTNAME=$template
                     97: AC_SUBST(PORTNAME)
1.1       petere     98: 
1.309     tgl        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.
                    102: need_tas=no
                    103: tas_file=dummy.s
1.1       petere    104: 
                    105: 
                    106: 
1.30      petere    107: ##
                    108: ## Command line options
                    109: ##
1.13      petere    110: 
1.304     petere    111: #
                    112: # Installation directory for documentation
                    113: #
                    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])],
                    117:          [docdir=],
                    118:          [docdir=$withval],
                    119:          [docdir='${prefix}/doc'])
                    120: AC_SUBST(docdir)
                    121: 
1.1       petere    122: 
1.30      petere    123: #
                    124: # Add non-standard directories to the include path
                    125: #
1.42      petere    126: PGAC_ARG_REQ(with, includes, [  --with-includes=DIRS    look for additional header files in DIRS])
1.1       petere    127: 
                    128: 
1.30      petere    129: #
                    130: # Add non-standard directories to the library search path
                    131: #
1.42      petere    132: PGAC_ARG_REQ(with, libraries, [  --with-libraries=DIRS   look for additional libraries in DIRS],
                    133:              [LIBRARY_DIRS=$withval])
1.1       petere    134: 
1.42      petere    135: PGAC_ARG_REQ(with, libs,      [  --with-libs=DIRS        alternative spelling of --with-libraries],
                    136:              [LIBRARY_DIRS=$withval])
1.2       petere    137: 
1.1       petere    138: 
1.29      petere    139: #
1.180     thomas    140: # 64-bit integer date/time storage (--enable-integer-datetimes)
                    141: #
                    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,
1.242     petere    145:                          [Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
1.180     thomas    146: AC_MSG_RESULT([$enable_integer_datetimes])
1.1       petere    147: 
                    148: 
1.70      ishii     149: #
1.128     petere    150: # NLS
                    151: #
                    152: AC_MSG_CHECKING([whether NLS is wanted])
                    153: PGAC_ARG_OPTARG(enable, nls,
1.171     petere    154:                 [[  --enable-nls[=LANGUAGES]  enable Native Language Support]],
1.128     petere    155:                 [],
                    156:                 [WANTED_LANGUAGES=$enableval],
1.171     petere    157:                 [AC_DEFINE(ENABLE_NLS, 1,
1.242     petere    158:                            [Define to 1 if you want National Language Support. (--enable-nls)])])
1.128     petere    159: AC_MSG_RESULT([$enable_nls])
                    160: AC_SUBST(enable_nls)
                    161: AC_SUBST(WANTED_LANGUAGES)
                    162: 
                    163: #
1.29      petere    164: # Default port number (--with-pgport), default 5432
                    165: #
                    166: AC_MSG_CHECKING([for default port number])
1.437     petere    167: PGAC_ARG_REQ(with, pgport, [  --with-pgport=PORTNUM   change default port number [[5432]]],
1.42      petere    168:              [default_port=$withval],
                    169:              [default_port=5432])
1.97      tgl       170: AC_MSG_RESULT([$default_port])
                    171: # Need both of these because some places want an integer and some a string
1.171     petere    172: AC_DEFINE_UNQUOTED(DEF_PGPORT, ${default_port},
1.242     petere    173: [Define to the default TCP port number on which the server listens and
1.280     tgl       174: to which clients will try to connect.  This can be overridden at run-time,
                    175: but it's convenient if your clients have the right default compiled in.
                    176: (--with-pgport=PORTNUM)])
1.171     petere    177: AC_DEFINE_UNQUOTED(DEF_PGPORT_STR, "${default_port}",
1.280     tgl       178:                    [Define to the default TCP port number as a string constant.])
1.97      tgl       179: AC_SUBST(default_port)
1.1       petere    180: 
1.29      petere    181: #
1.65      petere    182: # Option to disable shared libraries
                    183: #
                    184: PGAC_ARG_BOOL(enable, shared, yes,
1.68      petere    185:               [  --disable-shared        do not build shared libraries])
1.65      petere    186: AC_SUBST(enable_shared)
                    187: 
1.69      petere    188: #
                    189: # '-rpath'-like feature can be disabled
                    190: #
                    191: PGAC_ARG_BOOL(enable, rpath, yes,
                    192:               [  --disable-rpath         do not embed shared library search path in executables])
                    193: AC_SUBST(enable_rpath)
                    194: 
1.289     momjian   195: #
                    196: # Spinlocks
                    197: #
                    198: PGAC_ARG_BOOL(enable, spinlocks, yes,
1.298     petere    199:               [  --disable-spinlocks     do not use spinlocks])
1.65      petere    200: 
                    201: #
1.74      petere    202: # --enable-debug adds -g to compiler flags
                    203: #
                    204: PGAC_ARG_BOOL(enable, debug, no,
                    205:               [  --enable-debug          build with debugging symbols (-g)])
1.168     momjian   206: AC_SUBST(enable_debug)
1.74      petere    207: 
                    208: #
1.502     momjian   209: # --enable-profiling enables gcc profiling
                    210: #
                    211: PGAC_ARG_BOOL(enable, profiling, no,
                    212:               [  --enable-profiling      build with profiling enabled ])
                    213: AC_SUBST(enable_profiling)
                    214: 
                    215: #
1.469     petere    216: # DTrace
                    217: #
                    218: PGAC_ARG_BOOL(enable, dtrace, no,
                    219:               [  --enable-dtrace         build with DTrace support],
                    220: [AC_DEFINE([ENABLE_DTRACE], 1, 
                    221:            [Define to 1 to enable DTrace support. (--enable-dtrace)])
                    222: AC_CHECK_PROGS(DTRACE, dtrace)
1.472     petere    223: if test -z "$DTRACE"; then
                    224:   AC_MSG_ERROR([dtrace not found])
                    225: fi
1.469     petere    226: AC_SUBST(DTRACEFLAGS)])
                    227: AC_SUBST(enable_dtrace)
                    228: 
                    229: #
1.30      petere    230: # C compiler
                    231: #
                    232: 
1.29      petere    233: # For historical reasons you can also use --with-CC to specify the C compiler
                    234: # to use, although the standard way to do this is to set the CC environment
                    235: # variable.
1.42      petere    236: PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
1.4       tgl       237: 
1.171     petere    238: case $template in
                    239:   aix) pgac_cc_list="gcc xlc";;
                    240:  irix) pgac_cc_list="cc";; # no gcc
                    241:     *) pgac_cc_list="gcc cc";;
                    242: esac
1.4       tgl       243: 
1.171     petere    244: AC_PROG_CC([$pgac_cc_list])
1.280     tgl       245: 
1.300     petere    246: unset CFLAGS
1.298     petere    247: 
1.280     tgl       248: #
1.30      petere    249: # Read the template
1.280     tgl       250: #
1.30      petere    251: . "$srcdir/src/template/$template" || exit
1.74      petere    252: 
1.298     petere    253: # CFLAGS are selected so:
                    254: # If the user specifies something in the environment, that is used.
                    255: # else:  If the template file set something, that is used.
                    256: # else:  If the compiler is GCC, then we use -O2.
                    257: # else:  If the compiler is something else, then we use -0.
                    258: 
1.171     petere    259: if test "$ac_env_CFLAGS_set" = set; then
                    260:   CFLAGS=$ac_env_CFLAGS_value
1.300     petere    261: elif test "${CFLAGS+set}" = set; then
1.298     petere    262:   : # (keep what template set)
                    263: elif test "$GCC" = yes; then
                    264:   CFLAGS="-O2"
1.296     tgl       265: else
1.300     petere    266:   # if the user selected debug mode, don't use -O
                    267:   if test "$enable_debug" != yes; then
                    268:     CFLAGS="-O"
                    269:   fi
1.294     momjian   270: fi
1.298     petere    271: 
1.464     tgl       272: # Some versions of GCC support some additional useful warning flags.
                    273: # Check whether they are supported, and add them to CFLAGS if so.
1.458     momjian   274: 
1.382     neilc     275: if test "$GCC" = yes; then
1.464     tgl       276: 
                    277: # ICC pretends to be GCC but it's lying; it doesn't support these options.
                    278: # So we have to check if "GCC" is really ICC.
1.458     momjian   279: AC_TRY_COMPILE([], [@%:@ifndef __INTEL_COMPILER
                    280: choke me
                    281: @%:@endif], [ICC=[yes]], [ICC=[no]])
1.464     tgl       282: 
1.458     momjian   283:   if test "$ICC" = no; then
                    284:     CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
                    285: 
                    286:     PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
                    287:     PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
1.462     momjian   288:   else
                    289:     # Intel compiler has a bug/misoptimization in checking for
                    290:     # division by NAN (NaN == 0), -mp1 fixes it, so add it to the
                    291:     # CFLAGS.
                    292:     PGAC_PROG_CC_CFLAGS_OPT([-mp1])
1.458     momjian   293:   fi
1.382     neilc     294: 
                    295:   # Disable strict-aliasing rules; needed for gcc 3.3+
                    296:   PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
1.471     tgl       297: elif test x"${CC}" = x"xlc"; then
1.461     momjian   298:   # AIX xlc has to have strict aliasing turned off too
                    299:   PGAC_PROG_CC_CFLAGS_OPT([-qnoansialias])
1.382     neilc     300: fi
1.298     petere    301: 
1.296     tgl       302: # supply -g if --enable-debug
1.300     petere    303: if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
1.74      petere    304:   CFLAGS="$CFLAGS -g"
1.296     tgl       305: fi
1.298     petere    306: 
1.502     momjian   307: # enable profiling if --enable-profiling
                    308: if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
                    309:   if test "$GCC" = yes; then
                    310:     AC_DEFINE([PROFILE_PID_DIR], 1, 
                    311:            [Define to 1 to enable profiling. (--enable-profiling)])
                    312:     CFLAGS="$CFLAGS -pg"
                    313:   else
                    314:     AC_MSG_ERROR([--enable-profiling is supported only when using GCC])
                    315:   fi
                    316: fi
                    317: 
1.171     petere    318: AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
1.285     momjian   319: 
                    320: # We already have this in Makefile.win32, but configure needs it too
1.298     petere    321: if test "$PORTNAME" = "win32"; then
1.312     momjian   322:   CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
1.285     momjian   323: fi
1.210     petere    324: 
1.30      petere    325: # Check if the compiler still works with the template settings
1.171     petere    326: AC_MSG_CHECKING([whether the C compiler still works])
                    327: AC_TRY_LINK([], [return 0;],
                    328:   [AC_MSG_RESULT(yes)],
                    329:   [AC_MSG_RESULT(no)
                    330:    AC_MSG_ERROR([cannot proceed])])
1.210     petere    331: 
1.296     tgl       332: # Defend against gcc -ffast-math
1.210     petere    333: if test "$GCC" = yes; then
                    334: AC_TRY_COMPILE([], [@%:@ifdef __FAST_MATH__
                    335: choke me
                    336: @%:@endif], [], [AC_MSG_ERROR([do not put -ffast-math in CFLAGS])])
                    337: fi
                    338: 
1.4       tgl       339: AC_PROG_CPP
1.6       petere    340: AC_SUBST(GCC)
1.4       tgl       341: 
1.29      petere    342: # Create compiler version string
1.24      petere    343: if test x"$GCC" = x"yes" ; then
1.169     momjian   344:   cc_string="GCC `${CC} --version | sed q`"
1.4       tgl       345: else
1.24      petere    346:   cc_string=$CC
1.4       tgl       347: fi
1.242     petere    348: AC_DEFINE_UNQUOTED(PG_VERSION_STR,
                    349:                    ["PostgreSQL $PACKAGE_VERSION on $host, compiled by $cc_string"],
                    350:                    [A string containing the version number, platform, and C compiler])
1.309     tgl       351: 
                    352: 
                    353: #
                    354: # Set up TAS assembly code if needed; the template file has now had its
                    355: # chance to request this.
                    356: #
                    357: AC_CONFIG_LINKS([src/backend/port/tas.s:src/backend/port/tas/${tas_file}])
                    358: 
                    359: if test "$need_tas" = yes ; then
                    360:   TAS=tas.o
                    361: else
                    362:   TAS=""
                    363: fi
                    364: AC_SUBST(TAS)
1.24      petere    365: 
1.4       tgl       366: 
1.31      petere    367: #
                    368: # Automatic dependency tracking
                    369: #
1.42      petere    370: PGAC_ARG_BOOL(enable, depend, no, [  --enable-depend         turn on automatic dependency tracking],
                    371:               [autodepend=yes])
1.31      petere    372: AC_SUBST(autodepend)
                    373: 
                    374: 
1.42      petere    375: #
                    376: # Enable assert checks
                    377: #
                    378: PGAC_ARG_BOOL(enable, cassert, no, [  --enable-cassert        enable assertion checks (for debugging)],
                    379:               [AC_DEFINE([USE_ASSERT_CHECKING], 1,
1.242     petere    380:                          [Define to 1 to build with assertion checks. (--enable-cassert)])])
1.30      petere    381: 
                    382: 
                    383: #
                    384: # Include directories
                    385: #
                    386: ac_save_IFS=$IFS
1.375     tgl       387: IFS="${IFS}${PATH_SEPARATOR}"
1.30      petere    388: # SRCH_INC comes from the template file
                    389: for dir in $with_includes $SRCH_INC; do
                    390:   if test -d "$dir"; then
                    391:     INCLUDES="$INCLUDES -I$dir"
                    392:   else
                    393:     AC_MSG_WARN([*** Include directory $dir does not exist.])
                    394:   fi
                    395: done
                    396: IFS=$ac_save_IFS
                    397: AC_SUBST(INCLUDES)
                    398: 
                    399: 
                    400: #
                    401: # Library directories
                    402: #
                    403: ac_save_IFS=$IFS
1.375     tgl       404: IFS="${IFS}${PATH_SEPARATOR}"
1.30      petere    405: # LIBRARY_DIRS comes from command line, SRCH_LIB from template file.
                    406: for dir in $LIBRARY_DIRS $SRCH_LIB; do
                    407:   if test -d "$dir"; then
1.68      petere    408:     LIBDIRS="$LIBDIRS -L$dir"
1.30      petere    409:   else
                    410:     AC_MSG_WARN([*** Library directory $dir does not exist.])
                    411:   fi
                    412: done
                    413: IFS=$ac_save_IFS
                    414: 
1.43      petere    415: #
1.280     tgl       416: # Enable thread-safe client libraries
1.261     momjian   417: #
1.280     tgl       418: AC_MSG_CHECKING([allow thread-safe client libraries])
1.507     mha       419: if test "$PORTNAME" != "win32"; then
1.366     momjian   420: PGAC_ARG_BOOL(enable, thread-safety, no, [  --enable-thread-safety  make client libraries thread-safe])
1.507     mha       421: else
                    422: # Win32 should always use threads
                    423: PGAC_ARG_BOOL(enable, thread-safety, yes, [  --enable-thread-safety  make client libraries thread-safe])
                    424: fi
                    425: 
1.366     momjian   426: PGAC_ARG_BOOL(enable, thread-safety-force, no, [  --enable-thread-safety-force  force thread-safety in spite of thread test failure])
1.369     momjian   427: if test "$enable_thread_safety" = yes -o \
                    428:         "$enable_thread_safety_force" = yes; then
1.366     momjian   429:   enable_thread_safety="yes"   # for 'force'
                    430:   AC_DEFINE([ENABLE_THREAD_SAFETY], 1,
                    431:           [Define to 1 to build client libraries as thread-safe code. (--enable-thread-safety)])
                    432: fi
1.271     momjian   433: AC_MSG_RESULT([$enable_thread_safety])
                    434: AC_SUBST(enable_thread_safety)
1.261     momjian   435: 
                    436: #
1.379     neilc     437: # Optionally build Tcl modules (PL/Tcl)
1.43      petere    438: #
                    439: AC_MSG_CHECKING([whether to build with Tcl])
1.379     neilc     440: PGAC_ARG_BOOL(with, tcl, no, [  --with-tcl              build Tcl modules (PL/Tcl)])
1.43      petere    441: AC_MSG_RESULT([$with_tcl])
                    442: AC_SUBST([with_tcl])
                    443: 
1.171     petere    444: # We see if the path to the Tcl/Tk configuration scripts is specified.
1.42      petere    445: # This will override the use of tclsh to find the paths to search.
                    446: 
1.323     pgsql     447: PGAC_ARG_REQ(with, tclconfig, [  --with-tclconfig=DIR    tclConfig.sh is in DIR])
1.125     petere    448: 
1.42      petere    449: #
1.205     petere    450: # Optionally build Perl modules (PL/Perl)
1.199     momjian   451: #
                    452: AC_MSG_CHECKING([whether to build Perl modules])
1.205     petere    453: PGAC_ARG_BOOL(with, perl, no, [  --with-perl             build Perl modules (PL/Perl)])
1.199     momjian   454: AC_MSG_RESULT([$with_perl])
                    455: AC_SUBST(with_perl)
                    456: 
                    457: #
1.283     petere    458: # Optionally build Python modules (PL/Python)
1.42      petere    459: #
                    460: AC_MSG_CHECKING([whether to build Python modules])
1.283     petere    461: PGAC_ARG_BOOL(with, python, no, [  --with-python           build Python modules (PL/Python)])
1.126     petere    462: AC_MSG_RESULT([$with_python])
1.5       petere    463: AC_SUBST(with_python)
1.13      petere    464: 
1.28      petere    465: #
                    466: # Kerberos 5
                    467: #
1.171     petere    468: AC_MSG_CHECKING([whether to build with Kerberos 5 support])
1.307     petere    469: PGAC_ARG_BOOL(with, krb5, no, [  --with-krb5             build with Kerberos 5 support],
1.42      petere    470: [
1.242     petere    471:   AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
1.42      petere    472:   krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
1.307     petere    473: ])
                    474: AC_MSG_RESULT([$with_krb5])
1.42      petere    475: AC_SUBST(with_krb5)
1.28      petere    476: 
                    477: 
1.37      petere    478: AC_SUBST(krb_srvtab)
1.13      petere    479: 
                    480: 
1.28      petere    481: #
                    482: # Kerberos configuration parameters
                    483: #
1.42      petere    484: PGAC_ARG_REQ(with, krb-srvnam,
1.412     momjian   485:              [  --with-krb-srvnam=NAME  name of the default service principal in Kerberos [[postgres]]],
1.42      petere    486:              [],
                    487:              [with_krb_srvnam="postgres"])
                    488: AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
1.412     momjian   489:                    [Define to the name of the default PostgreSQL service principal in Kerberos. (--with-krb-srvnam=NAME)])
1.13      petere    490: 
1.28      petere    491: 
1.136     momjian   492: #
                    493: # PAM
                    494: #
                    495: AC_MSG_CHECKING([whether to build with PAM support])
1.158     petere    496: PGAC_ARG_BOOL(with, pam, no,
                    497:               [  --with-pam              build with PAM support],
1.242     petere    498:               [AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
1.158     petere    499: AC_MSG_RESULT([$with_pam])
1.136     momjian   500: AC_SUBST(with_pam)
                    501: 
1.28      petere    502: 
                    503: #
1.455     momjian   504: # LDAP
                    505: #
                    506: AC_MSG_CHECKING([whether to build with LDAP support])
                    507: PGAC_ARG_BOOL(with, ldap, no,
                    508:               [  --with-ldap             build with LDAP support],
                    509:               [AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
                    510: AC_MSG_RESULT([$with_ldap])
                    511: AC_SUBST(with_ldap)
                    512: 
                    513: 
                    514: #
1.411     momjian   515: # Bonjour
1.258     momjian   516: #
1.411     momjian   517: AC_MSG_CHECKING([whether to build with Bonjour support])
                    518: PGAC_ARG_BOOL(with, bonjour, no,
                    519:               [  --with-bonjour          build with Bonjour support],
                    520:               [AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
                    521: AC_MSG_RESULT([$with_bonjour])
                    522: AC_SUBST(with_bonjour)
1.258     momjian   523: 
                    524: 
                    525: #
1.28      petere    526: # OpenSSL
                    527: #
1.307     petere    528: AC_MSG_CHECKING([whether to build with OpenSSL support])
                    529: PGAC_ARG_BOOL(with, openssl, no, [  --with-openssl          build with OpenSSL support],
                    530:               [AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
                    531: AC_MSG_RESULT([$with_openssl])
1.42      petere    532: AC_SUBST(with_openssl)
1.28      petere    533: 
1.13      petere    534: 
1.177     petere    535: #
                    536: # Readline
                    537: #
                    538: PGAC_ARG_BOOL(with, readline, yes,
1.477     tgl       539:               [  --without-readline      do not use GNU Readline nor BSD Libedit for editing])
1.369     momjian   540: # readline on MinGW has problems with backslashes in psql and other bugs.
                    541: # This is particularly a problem with non-US code pages.
                    542: # Therefore disable its use until we understand the cause. 2004-07-20
1.376     momjian   543: if test "$PORTNAME" = "win32"; then
1.369     momjian   544:   if test "$with_readline" = yes; then
                    545:     AC_MSG_WARN([*** Readline does not work on MinGW --- disabling])
                    546:     with_readline=no
1.376     momjian   547:   fi
                    548: fi
1.369     momjian   549: 
1.177     petere    550: 
                    551: #
1.477     tgl       552: # Prefer libedit
                    553: #
                    554: PGAC_ARG_BOOL(with, libedit-preferred, no,
                    555:               [  --with-libedit-preferred  prefer BSD Libedit over GNU Readline])
                    556: 
                    557: 
                    558: #
1.512   ! petere    559: # OSSP UUID library
        !           560: #
        !           561: PGAC_ARG_BOOL(with, ossp-uuid, no, [  --with-ossp-uuid        build with OSSP UUID library for UUID generation])
        !           562: AC_SUBST(with_ossp_uuid)
        !           563: 
        !           564: 
        !           565: #
1.493     petere    566: # XML
                    567: #
                    568: PGAC_ARG_BOOL(with, libxml, no, [  --with-libxml           build with XML support],
                    569:               [AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
                    570: 
1.497     petere    571: if test "$with_libxml" = yes ; then
                    572:   AC_CHECK_PROGS(XML2_CONFIG, xml2-config)
                    573:   if test -n "$XML2_CONFIG"; then
                    574:     for pgac_option in `$XML2_CONFIG --cflags`; do
                    575:       case $pgac_option in
                    576:         -I*|-D*) CPPFLAGS="$CPPFLAGS $pgac_option";;
                    577:       esac
                    578:     done
                    579:     for pgac_option in `$XML2_CONFIG --libs`; do
                    580:       case $pgac_option in
                    581:         -L*) LDFLAGS="$LDFLAGS $pgac_option";;
                    582:       esac
                    583:     done
                    584:   fi
                    585: fi
                    586: 
1.510     adunstan  587: AC_SUBST(with_libxml)
1.493     petere    588: 
                    589: #
1.511     adunstan  590: # XSLT
                    591: #
                    592: PGAC_ARG_BOOL(with, libxslt, no, [  --with-libxslt           build with XSLT support],
                    593:               [AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to build with XSLT support. (--with-libxslt)])])
                    594: 
                    595: 
                    596: AC_SUBST(with_libxslt)
                    597: 
                    598: #
1.177     petere    599: # Zlib
                    600: #
                    601: PGAC_ARG_BOOL(with, zlib, yes,
                    602:               [  --without-zlib          do not use Zlib])
1.416     tgl       603: AC_SUBST(with_zlib)
1.3       momjian   604: 
1.254     momjian   605: #
                    606: # Elf
                    607: #
1.3       momjian   608: 
1.30      petere    609: # Assume system is ELF if it predefines __ELF__ as 1,
                    610: # otherwise believe host_os based default.
                    611: case $host_os in
1.127     momjian   612:     freebsd1*|freebsd2*) elf=no;;
                    613:     freebsd3*|freebsd4*) elf=yes;;
1.30      petere    614: esac
1.1       petere    615: 
                    616: AC_EGREP_CPP(yes,
                    617: [#if __ELF__
                    618:   yes
                    619: #endif
                    620: ],
1.30      petere    621: [ELF_SYS=true],
                    622: [if test "X$elf" = "Xyes" ; then
                    623:   ELF_SYS=true
1.1       petere    624: else
1.30      petere    625:   ELF_SYS=
                    626: fi])
                    627: AC_SUBST(ELF_SYS)
1.1       petere    628: 
1.254     momjian   629: #
                    630: # Assignments
                    631: #
1.1       petere    632: 
1.30      petere    633: CPPFLAGS="$CPPFLAGS $INCLUDES"
1.68      petere    634: LDFLAGS="$LDFLAGS $LIBDIRS"
1.30      petere    635: 
1.410     neilc     636: AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
                    637: AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
                    638: 
1.381     momjian   639: AC_ARG_VAR(LDFLAGS_SL)
1.30      petere    640: 
1.2       petere    641: AC_PROG_AWK
1.39      petere    642: PGAC_PATH_FLEX
1.1       petere    643: AC_PROG_LN_S
1.368     petere    644: PGAC_PROG_LD
1.67      petere    645: AC_SUBST(LD)
                    646: AC_SUBST(with_gnu_ld)
1.130     momjian   647: case $host_os in sysv5*)
1.77      petere    648:   AC_CACHE_CHECK([whether ld -R works], [pgac_cv_prog_ld_R],
                    649:   [
                    650:     pgac_save_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -Wl,-R/usr/lib"
                    651:     AC_TRY_LINK([], [], [pgac_cv_prog_ld_R=yes], [pgac_cv_prog_ld_R=no])
                    652:     LDFLAGS=$pgac_save_LDFLAGS
                    653:   ])
                    654:   ld_R_works=$pgac_cv_prog_ld_R
                    655:   AC_SUBST(ld_R_works)
                    656: esac
1.1       petere    657: AC_PROG_RANLIB
1.56      petere    658: AC_PATH_PROG(TAR, tar)
1.176     petere    659: PGAC_CHECK_STRIP
1.98      petere    660: 
1.480     tgl       661: if test -z "$YACC"; then
                    662:   AC_CHECK_PROGS(YACC, ['bison -y'])
1.255     momjian   663: 
1.480     tgl       664:   if test "$YACC"; then
                    665:     if $YACC --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
                    666:       AC_MSG_WARN([
                    667: *** The installed version of Bison is too old to use with PostgreSQL.
                    668: *** Bison version 1.875 or later is required.])
                    669:       YACC=""
                    670:     fi
1.255     momjian   671:   fi
                    672: 
1.480     tgl       673:   if test -z "$YACC"; then
                    674:     AC_MSG_WARN([
                    675: *** Without Bison you will not be able to build PostgreSQL from CVS nor
1.98      petere    676: *** change any of the parser definition files.  You can obtain Bison from
                    677: *** a GNU mirror site.  (If you are using the official distribution of
1.480     tgl       678: *** PostgreSQL then you do not need to worry about this, because the Bison
1.98      petere    679: *** output is pre-generated.)  To use a different yacc program (possible,
                    680: *** but not recommended), set the environment variable YACC before running
                    681: *** 'configure'.])
1.480     tgl       682:   fi
1.98      petere    683: fi
1.6       petere    684: AC_SUBST(YFLAGS)
1.98      petere    685: 
1.199     momjian   686: PGAC_PATH_PERL
                    687: if test "$with_perl" = yes; then
1.205     petere    688:   PGAC_CHECK_PERL_CONFIGS([archlibexp,privlibexp,useshrplib])
1.199     momjian   689:   PGAC_CHECK_PERL_EMBED_LDFLAGS
1.126     petere    690: fi
                    691: 
                    692: if test "$with_python" = yes; then
                    693:   PGAC_PATH_PYTHON
                    694:   PGAC_CHECK_PYTHON_EMBED_SETUP
1.43      petere    695: fi
1.1       petere    696: 
1.451     momjian   697: # Supply a numeric version string for use by 3rd party add-ons
1.453     momjian   698: # awk -F is a regex on some platforms, and not on others, so make "." a tab
1.451     momjian   699: PG_VERSION_NUM="`echo "$PACKAGE_VERSION" | sed 's/[A-Za-z].*$//' |
1.453     momjian   700: tr '.' '       ' |
                    701: $AWK '{printf \"%d%02d%02d\", $1, $2, (NF >= 3) ? $3 : 0}'`"
1.451     momjian   702: AC_DEFINE_UNQUOTED(PG_VERSION_NUM, $PG_VERSION_NUM, [PostgreSQL version as a number])
1.1       petere    703: 
1.183     tgl       704: ##
1.29      petere    705: ## Libraries
                    706: ##
1.486     tgl       707: ## Most libraries are included only if they demonstrably provide a function
                    708: ## we need, but libm is an exception: always include it, because there are
                    709: ## too many compilers that play cute optimization games that will break
                    710: ## probes for standard functions such as pow().
                    711: ##
1.29      petere    712: 
1.486     tgl       713: AC_CHECK_LIB(m, main)
1.445     petere    714: AC_SEARCH_LIBS(setproctitle, util)
                    715: AC_SEARCH_LIBS(dlopen, dl)
                    716: AC_SEARCH_LIBS(socket, [socket wsock32])
                    717: AC_SEARCH_LIBS(shl_load, dld)
1.449     tgl       718: # We only use libld in port/dynloader/aix.c
                    719: case $host_os in
                    720:      aix*)
                    721:        AC_SEARCH_LIBS(ldopen, ld)
                    722:        ;;
                    723: esac
1.209     momjian   724: AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
1.445     petere    725: AC_SEARCH_LIBS(crypt, crypt)
1.139     petere    726: # Solaris:
1.140     petere    727: AC_SEARCH_LIBS(fdatasync, [rt posix4])
1.206     petere    728: # Cygwin:
1.445     petere    729: AC_SEARCH_LIBS(shmget, cygipc)
1.28      petere    730: 
1.177     petere    731: if test "$with_readline" = yes; then
                    732:   PGAC_CHECK_READLINE
                    733:   if test x"$pgac_cv_check_readline" = x"no"; then
                    734:     AC_MSG_ERROR([readline library not found
1.208     momjian   735: If you have readline already installed, see config.log for details on the
                    736: failure.  It is possible the compiler isn't looking in the proper directory.
1.177     petere    737: Use --without-readline to disable readline support.])
                    738:   fi
                    739: fi
                    740: 
                    741: if test "$with_zlib" = yes; then
                    742:   AC_CHECK_LIB(z, inflate, [],
                    743:                [AC_MSG_ERROR([zlib library not found
1.208     momjian   744: If you have zlib already installed, see config.log for details on the
                    745: failure.  It is possible the compiler isn't looking in the proper directory.
1.177     petere    746: Use --without-zlib to disable zlib support.])])
1.287     momjian   747: fi
                    748: 
1.289     momjian   749: if test "$enable_spinlocks" = yes; then
1.287     momjian   750:   AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
                    751: else
                    752:   AC_MSG_WARN([
                    753: *** Not using spinlocks will cause poor performance.])
1.177     petere    754: fi
                    755: 
1.28      petere    756: if test "$with_krb5" = yes ; then
1.407     tgl       757:   if test "$PORTNAME" != "win32"; then
1.504     tgl       758:      AC_SEARCH_LIBS(com_err, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken' com_err], [],
1.407     tgl       759:                     [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
1.504     tgl       760:      AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'], [],
1.407     tgl       761:                     [AC_MSG_ERROR([could not find function 'krb5_sendauth' required for Kerberos 5])])
                    762:   else
                    763:      AC_SEARCH_LIBS(com_err, 'comerr32 -lkrb5_32', [],
                    764:                     [AC_MSG_ERROR([could not find function 'com_err' required for Kerberos 5])])
                    765:   fi
1.28      petere    766: fi
                    767: 
                    768: if test "$with_openssl" = yes ; then
                    769:   dnl Order matters!
1.380     momjian   770:   if test "$PORTNAME" != "win32"; then
                    771:      AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
                    772:      AC_CHECK_LIB(ssl,    SSL_library_init, [], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
                    773:   else
                    774:      AC_CHECK_LIB(eay32, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'eay32' is required for OpenSSL])])
                    775:      AC_CHECK_LIB(ssleay32,    SSL_library_init, [], [AC_MSG_ERROR([library 'ssleay32' is required for OpenSSL])])
                    776:   fi
1.128     petere    777: fi
                    778: 
1.136     momjian   779: if test "$with_pam" = yes ; then
1.223     momjian   780:   AC_CHECK_LIB(pam,    pam_start, [], [AC_MSG_ERROR([library 'pam' is required for PAM])])
1.136     momjian   781: fi
                    782: 
1.493     petere    783: if test "$with_libxml" = yes ; then
1.496     petere    784:   AC_CHECK_LIB(xml2, xmlSaveToBuffer, [], [AC_MSG_ERROR([library 'xml2' (version >= 2.6.23) is required for XML support])])
1.493     petere    785: fi
                    786: 
1.511     adunstan  787: if test "$with_libxslt" = yes ; then
                    788:   AC_CHECK_LIB(xslt, xsltLibxmlVersion, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
                    789: fi
                    790: 
1.171     petere    791: 
1.29      petere    792: ##
                    793: ## Header files
                    794: ##
1.194     petere    795: 
1.171     petere    796: dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
1.509     tgl       797: AC_CHECK_HEADERS([crypt.h dld.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])
1.66      tgl       798: 
1.171     petere    799: # At least on IRIX, cpp test for netinet/tcp.h will fail unless
                    800: # netinet/in.h is included first.
1.223     momjian   801: AC_CHECK_HEADERS(netinet/in.h)
                    802: AC_CHECK_HEADERS(netinet/tcp.h, [], [],
1.173     petere    803: [AC_INCLUDES_DEFAULT
                    804: #ifdef HAVE_NETINET_IN_H
1.66      tgl       805: #include <netinet/in.h>
                    806: #endif
1.171     petere    807: ])
1.73      petere    808: 
1.387     tgl       809: if expr x"$pgac_cv_check_readline" : 'x-lreadline' >/dev/null ; then
1.223     momjian   810:   AC_CHECK_HEADERS(readline/readline.h, [],
1.389     tgl       811:         [AC_CHECK_HEADERS(readline.h, [],
                    812:                 [AC_MSG_ERROR([readline header not found
1.208     momjian   813: If you have readline already installed, see config.log for details on the
                    814: failure.  It is possible the compiler isn't looking in the proper directory.
1.387     tgl       815: Use --without-readline to disable readline support.])])])
1.223     momjian   816:   AC_CHECK_HEADERS(readline/history.h, [],
1.389     tgl       817:         [AC_CHECK_HEADERS(history.h, [],
                    818:                 [AC_MSG_ERROR([history header not found
1.208     momjian   819: If you have readline already installed, see config.log for details on the
                    820: failure.  It is possible the compiler isn't looking in the proper directory.
1.387     tgl       821: Use --without-readline to disable readline support.])])])
                    822: fi
                    823: 
                    824: if expr x"$pgac_cv_check_readline" : 'x-ledit' >/dev/null ; then
1.389     tgl       825: # Some installations of libedit usurp /usr/include/readline/, which seems
                    826: # bad practice, since in combined installations readline will have its headers
                    827: # there.  We might have to resort to AC_EGREP checks to make sure we found
                    828: # the proper header...
1.387     tgl       829:   AC_CHECK_HEADERS(editline/readline.h, [],
1.389     tgl       830:         [AC_CHECK_HEADERS(readline.h, [],
                    831:                 [AC_CHECK_HEADERS(readline/readline.h, [],
                    832:                         [AC_MSG_ERROR([readline header not found
1.387     tgl       833: If you have libedit already installed, see config.log for details on the
                    834: failure.  It is possible the compiler isn't looking in the proper directory.
1.389     tgl       835: Use --without-readline to disable libedit support.])])])])
1.481     tgl       836: # Note: in a libedit installation, history.h is sometimes a dummy, and may
                    837: # not be there at all.  Hence, don't complain if not found.  We must check
                    838: # though, since in yet other versions it is an independent header.
                    839:   AC_CHECK_HEADERS(editline/history.h, [],
                    840:         [AC_CHECK_HEADERS(history.h, [],
                    841:                 [AC_CHECK_HEADERS(readline/history.h)])])
1.177     petere    842: fi
                    843: 
                    844: if test "$with_zlib" = yes; then
                    845:   AC_CHECK_HEADER(zlib.h, [], [AC_MSG_ERROR([zlib header not found
1.232     momjian   846: If you have zlib already installed, see config.log for details on the
1.208     momjian   847: failure.  It is possible the compiler isn't looking in the proper directory.
1.177     petere    848: Use --without-zlib to disable zlib support.])])
                    849: fi
1.15      petere    850: 
1.28      petere    851: if test "$with_krb5" = yes ; then
                    852:   AC_CHECK_HEADER(krb5.h, [], [AC_MSG_ERROR([header file <krb5.h> is required for Kerberos 5])])
                    853: fi
                    854: 
                    855: if test "$with_openssl" = yes ; then
1.223     momjian   856:   AC_CHECK_HEADER(openssl/ssl.h, [], [AC_MSG_ERROR([header file <openssl/ssl.h> is required for OpenSSL])])
                    857:   AC_CHECK_HEADER(openssl/err.h, [], [AC_MSG_ERROR([header file <openssl/err.h> is required for OpenSSL])])
1.136     momjian   858: fi
                    859: 
                    860: if test "$with_pam" = yes ; then
1.236     momjian   861:   AC_CHECK_HEADERS(security/pam_appl.h, [],
                    862:                    [AC_CHECK_HEADERS(pam/pam_appl.h, [],
                    863:                                      [AC_MSG_ERROR([header file <security/pam_appl.h> or <pam/pam_appl.h> is required for PAM.])])])
1.258     momjian   864: fi
                    865: 
1.493     petere    866: if test "$with_libxml" = yes ; then
                    867:   AC_CHECK_HEADER(libxml/parser.h, [], [AC_MSG_ERROR([header file <libxml/parser.h> is required for XML support])])
                    868: fi
                    869: 
1.511     adunstan  870: if test "$with_libxslt" = yes ; then
                    871:   AC_CHECK_HEADER(libxslt/xslt.h, [], [AC_MSG_ERROR([header file <libxslt/xslt.h> is required for XSLT support])])
                    872: fi
                    873: 
1.455     momjian   874: if test "$with_ldap" = yes ; then
                    875:   if test "$PORTNAME" != "win32"; then
                    876:      AC_CHECK_HEADERS(ldap.h, [],
                    877:                       [AC_MSG_ERROR([header file <ldap.h> is required for LDAP])])
                    878:   else
                    879:      AC_CHECK_HEADERS(winldap.h, [],
                    880:                       [AC_MSG_ERROR([header file <winldap.h> is required for LDAP])],
                    881:                       [AC_INCLUDES_DEFAULT
                    882: #include <windows.h>
                    883:                       ])
                    884:   fi
                    885: fi
                    886: 
1.411     momjian   887: if test "$with_bonjour" = yes ; then
                    888:   AC_CHECK_HEADER(DNSServiceDiscovery/DNSServiceDiscovery.h, [], [AC_MSG_ERROR([header file <DNSServiceDiscovery/DNSServiceDiscovery.h> is required for Bonjour])])
1.28      petere    889: fi
                    890: 
1.1       petere    891: 
1.29      petere    892: ##
                    893: ## Types, structures, compiler characteristics
                    894: ##
1.194     petere    895: 
1.171     petere    896: m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
1.508     tgl       897: AC_C_BIGENDIAN
1.1       petere    898: AC_C_CONST
                    899: AC_C_INLINE
                    900: AC_C_STRINGIZE
1.40      petere    901: PGAC_C_SIGNED
1.171     petere    902: AC_C_VOLATILE
1.244     tgl       903: PGAC_C_FUNCNAME_SUPPORT
1.253     tgl       904: PGAC_STRUCT_TIMEZONE
1.29      petere    905: PGAC_UNION_SEMUN
1.44      petere    906: PGAC_STRUCT_SOCKADDR_UN
1.259     momjian   907: PGAC_STRUCT_SOCKADDR_STORAGE
1.270     tgl       908: PGAC_STRUCT_SOCKADDR_STORAGE_MEMBERS
1.241     tgl       909: PGAC_STRUCT_ADDRINFO
1.166     petere    910: 
1.171     petere    911: AC_CHECK_TYPES([struct cmsgcred, struct fcred, struct sockcred], [], [],
                    912: [#include <sys/param.h>
1.260     tgl       913: #include <sys/types.h>
1.171     petere    914: #include <sys/socket.h>
                    915: #include <sys/ucred.h>])
                    916: 
1.278     tgl       917: AC_CHECK_TYPES([struct option], [], [],
                    918: [#ifdef HAVE_GETOPT_H
1.279     tgl       919: #include <getopt.h>
1.278     tgl       920: #endif])
                    921: 
1.177     petere    922: if test "$with_zlib" = yes; then
                    923:   # Check that <zlib.h> defines z_streamp (versions before about 1.0.4
                    924:   # did not).  While we could work around the lack of z_streamp, it
                    925:   # seems unwise to encourage people to use such old zlib versions...
                    926:   AC_CHECK_TYPE(z_streamp, [], [AC_MSG_ERROR([zlib version is too old
                    927: Use --without-zlib to disable zlib support.])],
                    928:                 [#include <zlib.h>])
                    929: fi
                    930: 
1.166     petere    931: if test "$with_krb5" = yes; then
                    932: # Check for differences between MIT and Heimdal (KTH) releases
1.223     momjian   933:   AC_CHECK_MEMBERS(krb5_ticket.enc_part2, [],
1.229     momjian   934:                    [AC_CHECK_MEMBERS(krb5_ticket.client, [],
1.171     petere    935:                                      [AC_MSG_ERROR([could not determine how to get client name from Kerberos 5 ticket])],
                    936:                                      [#include <krb5.h>])],
                    937:                    [#include <krb5.h>])
1.223     momjian   938:   AC_CHECK_MEMBERS(krb5_error.text.data, [],
                    939:                    [AC_CHECK_MEMBERS(krb5_error.e_data, [],
1.205     petere    940:                                      [AC_MSG_ERROR([could not determine how to extract Kerberos 5 error messages])],
                    941:                                      [#include <krb5.h>])],
1.171     petere    942:                    [#include <krb5.h>])
1.166     petere    943: fi
                    944: 
1.443     tgl       945: 
1.29      petere    946: ##
                    947: ## Functions, global variables
                    948: ##
1.194     petere    949: 
1.6       petere    950: PGAC_VAR_INT_TIMEZONE
1.29      petere    951: AC_FUNC_ACCEPT_ARGTYPES
1.6       petere    952: PGAC_FUNC_GETTIMEOFDAY_1ARG
1.1       petere    953: 
1.482     tgl       954: AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
1.99      tgl       955: 
1.171     petere    956: AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
1.467     tgl       957: AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
1.501     petere    958: AC_CHECK_DECLS([strlcat, strlcpy])
1.478     tgl       959: # This is probably only present on Darwin, but may as well check always
                    960: AC_CHECK_DECLS(F_FULLFSYNC, [], [], [#include <fcntl.h>])
1.226     momjian   961: 
1.284     tgl       962: HAVE_IPV6=no
1.240     petere    963: AC_CHECK_TYPE([struct sockaddr_in6],
1.419     tgl       964:         [AC_DEFINE(HAVE_IPV6, 1, [Define to 1 if you have support for IPv6.])
                    965:          HAVE_IPV6=yes],
                    966:         [],
1.231     petere    967: [$ac_includes_default
1.240     petere    968: #include <netinet/in.h>])
1.284     tgl       969: AC_SUBST(HAVE_IPV6)
1.1       petere    970: 
1.28      petere    971: AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
                    972: [AC_TRY_LINK(
                    973: [#include <machine/vmparam.h>
                    974: #include <sys/exec.h>
                    975: ],
1.1       petere    976: [PS_STRINGS->ps_nargvstr = 1;
                    977: PS_STRINGS->ps_argvstr = "foo";],
1.28      petere    978: [pgac_cv_var_PS_STRINGS=yes],
                    979: [pgac_cv_var_PS_STRINGS=no])])
                    980: if test "$pgac_cv_var_PS_STRINGS" = yes ; then
1.242     petere    981:   AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS thing exists.])
1.28      petere    982: fi
1.1       petere    983: 
1.171     petere    984: 
                    985: # We use our snprintf.c emulation if either snprintf() or vsnprintf()
                    986: # is missing.  Yes, there are machines that have only one.  We may
                    987: # also decide to use snprintf.c if snprintf() is present but does not
1.401     tgl       988: # have all the features we need --- see below.
1.171     petere    989: 
1.434     tgl       990: if test "$PORTNAME" = "win32"; then
1.436     momjian   991:   # Win32 gets snprintf.c built unconditionally.
                    992:   #
                    993:   # To properly translate all NLS languages strings, we must support the
                    994:   # *printf() %$ format, which allows *printf() arguments to be selected
                    995:   # by position in the translated string. 
                    996:   # 
                    997:   # libintl versions < 0.13 use the native *printf() functions, and Win32
                    998:   # *printf() doesn't understand %$, so we must use our /port versions,
                    999:   # which do understand %$. libintl versions >= 0.13 include their own
                   1000:   # *printf versions on Win32.  The libintl 0.13 release note text is:
                   1001:   #
                   1002:   #   C format strings with positions, as they arise when a translator
                   1003:   #   needs to reorder a sentence, are now supported on all platforms.
                   1004:   #   On those few platforms (NetBSD and Woe32) for which the native
                   1005:   #   printf()/fprintf()/... functions don't support such format
                   1006:   #   strings, replacements are provided through <libintl.h>.
                   1007:   #
                   1008:   # We could use libintl >= 0.13's *printf() if we were sure that we had
                   1009:   # a litint >= 0.13 at runtime, but seeing that there is no clean way
                   1010:   # to guarantee that, it is best to just use our own, so we are sure to
                   1011:   # get %$ support. In include/port.h we disable the *printf() macros
                   1012:   # that might have been defined by libintl.
                   1013:   #
                   1014:   # We do this unconditionally whether NLS is used or not so we are sure
                   1015:   # that all Win32 libraries and binaries behave the same.
1.434     tgl      1016:   pgac_need_repl_snprintf=yes
                   1017: else
                   1018:   pgac_need_repl_snprintf=no
                   1019:   AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
                   1020:   AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
                   1021: fi
1.171     petere   1022: 
                   1023: 
                   1024: # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
                   1025: # include/c.h will provide declarations.  Note this is a separate test
                   1026: # from whether the functions exist in the C library --- there are
                   1027: # systems that have the functions but don't bother to declare them :-(
                   1028: 
                   1029: AC_CHECK_DECLS([snprintf, vsnprintf])
                   1030: 
1.29      petere   1031: 
1.442     tgl      1032: dnl Cannot use AC_CHECK_FUNC because isinf may be a macro
1.29      petere   1033: AC_CACHE_CHECK([for isinf], ac_cv_func_isinf,
1.442     tgl      1034: [AC_TRY_LINK([
                   1035: #include <math.h>
                   1036: double glob_double;
1.29      petere   1037: ],
1.442     tgl      1038: [return isinf(glob_double) ? 0 : 1;],
1.29      petere   1039: [ac_cv_func_isinf=yes],
                   1040: [ac_cv_func_isinf=no])])
                   1041: 
                   1042: if test $ac_cv_func_isinf = yes ; then
1.242     petere   1043:   AC_DEFINE(HAVE_ISINF, 1, [Define to 1 if you have isinf().])
1.1       petere   1044: else
1.194     petere   1045:   AC_LIBOBJ(isinf)
1.29      petere   1046:   # Look for a way to implement a substitute for isinf()
                   1047:   AC_CHECK_FUNCS([fpclass fp_class fp_class_d class], [break])
1.1       petere   1048: fi
1.171     petere   1049: 
1.489     tgl      1050: # Some versions of libedit contain strlcpy(); so disregard that library while
                   1051: # checking for these standard libc functions.
                   1052: pgac_save_LIBS="$LIBS"
                   1053: LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
                   1054: 
1.501     petere   1055: AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv])
1.241     tgl      1056: 
1.489     tgl      1057: LIBS="$pgac_save_LIBS"
                   1058: 
1.425     tgl      1059: # System's version of getaddrinfo(), if any, may be used only if we found
                   1060: # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
1.456     adunstan 1061: # (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
1.425     tgl      1062: # versions of getaddrinfo don't follow normal C call protocol.  This is OK
                   1063: # because we want to use our own getaddrinfo.c on Windows anyway.)
1.241     tgl      1064: if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
1.456     adunstan 1065:   AC_REPLACE_FUNCS([getaddrinfo])
1.241     tgl      1066: else
                   1067:   AC_LIBOBJ(getaddrinfo)
1.278     tgl      1068: fi
                   1069: 
                   1070: # similarly, use system's getopt_long() only if system provides struct option.
                   1071: if test x"$ac_cv_type_struct_option" = xyes ; then
                   1072:   AC_REPLACE_FUNCS([getopt_long])
                   1073: else
                   1074:   AC_LIBOBJ(getopt_long)
1.241     tgl      1075: fi
1.193     momjian  1076: 
1.216     momjian  1077: # BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
1.214     momjian  1078: # We override the previous test that said fseeko/ftello didn't exist
1.216     momjian  1079: # OS tests are also done in include/c.h and port/fseeko.c
                   1080: case $host_os in bsdi*|netbsd*)
1.214     momjian  1081: ac_cv_func_fseeko=yes
                   1082: esac
                   1083: 
1.319     momjian  1084: # Win32 support
1.376     momjian  1085: if test "$PORTNAME" = "win32"; then
1.310     momjian  1086: AC_LIBOBJ(gettimeofday)
1.359     momjian  1087: AC_LIBOBJ(kill)
1.322     momjian  1088: AC_LIBOBJ(open)
1.372     momjian  1089: AC_LIBOBJ(rand)
1.466     momjian  1090: AC_LIBOBJ(win32error)
1.372     momjian  1091: AC_DEFINE([HAVE_SYMLINK], 1,
                   1092:           [Define to 1 if you have the `symlink' function.])
1.376     momjian  1093: fi
1.313     momjian  1094: 
1.177     petere   1095: if test "$with_readline" = yes; then
                   1096:   PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER
                   1097:   AC_CHECK_FUNCS([rl_completion_matches rl_filename_completion_function])
1.237     momjian  1098:   AC_CHECK_FUNCS([replace_history_entry])
1.177     petere   1099: fi
1.1       petere   1100: 
                   1101: 
                   1102: dnl Cannot use AC_CHECK_FUNC because sigsetjmp may be a macro
                   1103: dnl (especially on GNU libc)
1.242     petere   1104: dnl See also comments in c.h.
1.1       petere   1105: AC_MSG_CHECKING(for sigsetjmp)
                   1106: AC_TRY_LINK([#include <setjmp.h>],
1.171     petere   1107:             [sigjmp_buf x; sigsetjmp(x, 1);],
1.242     petere   1108:             [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have sigsetjmp().])
1.171     petere   1109: AC_MSG_RESULT(yes)],
                   1110:             [AC_MSG_RESULT(no)])
1.1       petere   1111: 
1.499     momjian  1112: AC_DECL_SYS_SIGLIST
1.498     momjian  1113: 
1.222     momjian  1114: AC_CHECK_FUNC(syslog,
1.242     petere   1115:               [AC_CHECK_HEADER(syslog.h,
                   1116:                                [AC_DEFINE(HAVE_SYSLOG, 1, [Define to 1 if you have the syslog interface.])])])
1.1       petere   1117: 
1.76      petere   1118: AC_CACHE_CHECK([for optreset], pgac_cv_var_int_optreset,
                   1119: [AC_TRY_LINK([#include <unistd.h>],
                   1120:   [extern int optreset; optreset = 1;],
                   1121:   [pgac_cv_var_int_optreset=yes],
                   1122:   [pgac_cv_var_int_optreset=no])])
                   1123: if test x"$pgac_cv_var_int_optreset" = x"yes"; then
1.242     petere   1124:   AC_DEFINE(HAVE_INT_OPTRESET, 1, [Define to 1 if you have the global variable 'int optreset'.])
1.76      petere   1125: fi
                   1126: 
1.194     petere   1127: AC_CHECK_FUNCS([strtoll strtoq], [break])
                   1128: AC_CHECK_FUNCS([strtoull strtouq], [break])
                   1129: 
                   1130: # Check for one of atexit() or on_exit()
                   1131: AC_CHECK_FUNCS(atexit, [],
                   1132:                [AC_CHECK_FUNCS(on_exit, [],
1.225     momjian  1133:                [AC_MSG_ERROR([neither atexit() nor on_exit() found])])])
1.213     momjian  1134: 
1.195     petere   1135: AC_FUNC_FSEEKO
1.266     momjian  1136: 
                   1137: #
                   1138: # Pthreads
                   1139: #
                   1140: # For each platform, we need to know about any special compile and link
                   1141: # libraries, and whether the normal C function names are thread-safe.
1.281     momjian  1142: # See the comment at the top of src/port/thread.c for more information.
1.507     mha      1143: # WIN32 doesn't need the pthread tests;  it always uses threads
                   1144: if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
1.324     momjian  1145: ACX_PTHREAD    # set thread flags
1.334     momjian  1146: 
                   1147: # Some platforms use these, so just defineed them.  They can't hurt if they
                   1148: # are not supported.
                   1149: PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
                   1150: 
1.324     momjian  1151: 
                   1152: # At this point, we don't want to muck with the compiler name for threading.
                   1153: # Let's see who fails, perhaps AIX.  2004-04-23
                   1154: if test "$PTHREAD_CC" != "$CC"; then
                   1155: AC_MSG_ERROR([
1.483     petere   1156: PostgreSQL does not support platforms that require a special compiler
                   1157: for thread safety.])
1.324     momjian  1158: fi
1.266     momjian  1159: 
1.324     momjian  1160: if test "$THREAD_SUPPORT" = no; then
1.483     petere   1161: AC_MSG_ERROR([cannot enable threads on this platform
                   1162: This platform is known to not support thread-safe programs.  For details,
                   1163: compile and run src/bin/pg_thread_test.])
1.266     momjian  1164: fi
1.262     momjian  1165: 
1.316     momjian  1166: # Check for *_r functions
1.262     momjian  1167: _CFLAGS="$CFLAGS"
1.275     momjian  1168: _LIBS="$LIBS"
1.324     momjian  1169: CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
                   1170: LIBS="$LIBS $PTHREAD_LIBS"
1.384     momjian  1171: 
1.507     mha      1172: if test "$PORTNAME" != "win32"; then
1.384     momjian  1173: AC_CHECK_HEADER(pthread.h, [], [AC_MSG_ERROR([pthread.h not found, required for --enable-thread-safety])])
1.507     mha      1174: fi
1.384     momjian  1175: 
1.288     momjian  1176: AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
1.321     momjian  1177: 
1.364     momjian  1178: # Do test here with the proper thread flags
1.321     momjian  1179: PGAC_FUNC_GETPWUID_R_5ARG
1.361     momjian  1180: PGAC_FUNC_STRERROR_R_INT
1.363     momjian  1181: 
                   1182: CFLAGS="$_CFLAGS"
                   1183: LIBS="$_LIBS"
1.316     momjian  1184: 
                   1185: else
                   1186: # do not use values from template file
1.324     momjian  1187: PTHREAD_CFLAGS=
                   1188: PTHREAD_LIBS=
1.263     momjian  1189: fi
1.316     momjian  1190: 
1.324     momjian  1191: AC_SUBST(PTHREAD_CFLAGS)
                   1192: AC_SUBST(PTHREAD_LIBS)
1.195     petere   1193: 
1.109     petere   1194: 
1.474     tgl      1195: # We can test for libldap_r only after we know PTHREAD_LIBS
                   1196: if test "$with_ldap" = yes ; then
                   1197:   _LIBS="$LIBS"
                   1198:   if test "$PORTNAME" != "win32"; then
1.492     tgl      1199:     AC_CHECK_LIB(ldap, ldap_bind, [],
                   1200:                 [AC_MSG_ERROR([library 'ldap' is required for LDAP])],
                   1201:                 [$EXTRA_LDAP_LIBS])
                   1202:     LDAP_LIBS_BE="-lldap $EXTRA_LDAP_LIBS"
1.474     tgl      1203:     if test "$enable_thread_safety" = yes; then
                   1204:       # on some platforms ldap_r fails to link without PTHREAD_LIBS
                   1205:       AC_CHECK_LIB(ldap_r, ldap_simple_bind, [],
                   1206:                   [AC_MSG_ERROR([library 'ldap_r' is required for LDAP])],
1.500     momjian  1207:                   [$PTHREAD_CFLAGS $PTHREAD_LIBS $EXTRA_LDAP_LIBS])
1.492     tgl      1208:       LDAP_LIBS_FE="-lldap_r $EXTRA_LDAP_LIBS"
1.474     tgl      1209:     else
1.492     tgl      1210:       LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
1.474     tgl      1211:     fi
                   1212:   else
                   1213:     AC_CHECK_LIB(wldap32, ldap_bind, [], [AC_MSG_ERROR([library 'wldap32' is required for LDAP])])
                   1214:     LDAP_LIBS_FE="-lwldap32"
                   1215:     LDAP_LIBS_BE="-lwldap32"
                   1216:   fi
                   1217:   LIBS="$_LIBS"
                   1218: fi
                   1219: AC_SUBST(LDAP_LIBS_FE)
                   1220: AC_SUBST(LDAP_LIBS_BE)
                   1221: 
                   1222: 
1.109     petere   1223: # This test makes sure that run tests work at all.  Sometimes a shared
                   1224: # library is found by the linker, but the runtime linker can't find it.
                   1225: # This check should come after all modifications of compiler or linker
                   1226: # variables, and before any other run tests.
                   1227: AC_MSG_CHECKING([test program])
                   1228: AC_TRY_RUN([int main() { return 0; }],
                   1229: [AC_MSG_RESULT(ok)],
                   1230: [AC_MSG_RESULT(failed)
                   1231: AC_MSG_ERROR([[
1.483     petere   1232: Could not execute a simple test program.  This may be a problem
                   1233: related to locating shared libraries.  Check the file 'config.log'
                   1234: for the exact reason.]])],
1.109     petere   1235: [AC_MSG_RESULT([cross-compiling])])
                   1236: 
1.436     momjian  1237: # --------------------
                   1238: # Run tests below here
                   1239: # --------------------
1.109     petere   1240: 
1.403     tgl      1241: # Force use of our snprintf if system's doesn't do arg control
1.436     momjian  1242: # See comment above at snprintf test for details.
1.434     tgl      1243: if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
1.403     tgl      1244:   PGAC_FUNC_PRINTF_ARG_CONTROL
                   1245:   if test $pgac_cv_printf_arg_control != yes ; then
                   1246:     pgac_need_repl_snprintf=yes
                   1247:   fi
                   1248: fi
                   1249: 
                   1250: 
1.1       petere   1251: dnl Check to see if we have a working 64-bit integer type.
                   1252: dnl This breaks down into two steps:
                   1253: dnl (1) figure out if the compiler has a 64-bit int type with working
                   1254: dnl arithmetic, and if so
                   1255: dnl (2) see whether snprintf() can format the type correctly.  (Currently,
                   1256: dnl snprintf is the only library routine we really need for int8 support.)
                   1257: dnl It's entirely possible to have a compiler that handles a 64-bit type
                   1258: dnl when the C library doesn't; this is fairly likely when using gcc on
                   1259: dnl an older platform, for example.
                   1260: dnl If there is no native snprintf() or it does not handle the 64-bit type,
                   1261: dnl we force our own version of snprintf() to be used instead.
                   1262: dnl Note this test must be run after our initial check for snprintf/vsnprintf.
                   1263: 
1.6       petere   1264: PGAC_TYPE_64BIT_INT([long int])
1.1       petere   1265: 
1.6       petere   1266: if test x"$HAVE_LONG_INT_64" = x"no" ; then
                   1267:   PGAC_TYPE_64BIT_INT([long long int])
                   1268: fi
1.1       petere   1269: 
                   1270: 
1.112     tgl      1271: dnl If we need to use "long long int", figure out whether nnnLL notation works.
                   1272: 
1.201     momjian  1273: if test x"$HAVE_LONG_LONG_INT_64" = xyes ; then
1.112     tgl      1274:   AC_TRY_COMPILE([
                   1275: #define INT64CONST(x)  x##LL
                   1276: long long int foo = INT64CONST(0x1234567890123456);
                   1277: ],
                   1278:        [],
1.242     petere   1279:        [AC_DEFINE(HAVE_LL_CONSTANTS, 1, [Define to 1 if constants of type 'long long int' should have the suffix LL.])],
1.112     tgl      1280:        [])
                   1281: fi
                   1282: 
                   1283: 
1.234     petere   1284: # If we found "long int" is 64 bits, assume snprintf handles it.  If
                   1285: # we found we need to use "long long int", better check.  We cope with
1.314     tgl      1286: # snprintfs that use %lld, %qd, or %I64d as the format.  If none of these
                   1287: # work, fall back to our own snprintf emulation (which we know uses %lld).
1.1       petere   1288: 
1.234     petere   1289: if test "$HAVE_LONG_LONG_INT_64" = yes ; then
1.194     petere   1290:   if test $pgac_need_repl_snprintf = no; then
1.234     petere   1291:     PGAC_FUNC_SNPRINTF_LONG_LONG_INT_FORMAT
                   1292:     if test "$LONG_LONG_INT_FORMAT" = ""; then
                   1293:       # Force usage of our own snprintf, since system snprintf is broken
                   1294:       pgac_need_repl_snprintf=yes
                   1295:       LONG_LONG_INT_FORMAT='%lld'
                   1296:     fi
1.1       petere   1297:   else
1.234     petere   1298:     # Here if we previously decided we needed to use our own snprintf
                   1299:     LONG_LONG_INT_FORMAT='%lld'
1.1       petere   1300:   fi
1.314     tgl      1301:   LONG_LONG_UINT_FORMAT=`echo "$LONG_LONG_INT_FORMAT" | sed 's/d$/u/'`
1.234     petere   1302:   INT64_FORMAT="\"$LONG_LONG_INT_FORMAT\""
1.314     tgl      1303:   UINT64_FORMAT="\"$LONG_LONG_UINT_FORMAT\""
1.1       petere   1304: else
                   1305:   # Here if we are not using 'long long int' at all
                   1306:   INT64_FORMAT='"%ld"'
1.314     tgl      1307:   UINT64_FORMAT='"%lu"'
1.1       petere   1308: fi
                   1309: 
1.171     petere   1310: AC_DEFINE_UNQUOTED(INT64_FORMAT, $INT64_FORMAT,
1.242     petere   1311:                    [Define to the appropriate snprintf format for 64-bit ints, if any.])
1.314     tgl      1312: 
                   1313: AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
                   1314:                    [Define to the appropriate snprintf format for unsigned 64-bit ints, if any.])
1.1       petere   1315: 
1.403     tgl      1316: # Now we have checked all the reasons to replace snprintf
                   1317: if test $pgac_need_repl_snprintf = yes; then
1.434     tgl      1318:   AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
1.403     tgl      1319:   AC_LIBOBJ(snprintf)
                   1320: fi
                   1321: 
1.242     petere   1322: # Need a #define for the size of Datum (unsigned long)
1.171     petere   1323: AC_CHECK_SIZEOF([unsigned long])
1.84      tgl      1324: 
1.420     tgl      1325: # And one for the size of size_t (enables tweaks for > 32bit address space)
                   1326: AC_CHECK_SIZEOF([size_t])
                   1327: 
1.171     petere   1328: # Determine memory alignment requirements for the basic C data types.
1.1       petere   1329: 
1.6       petere   1330: PGAC_CHECK_ALIGNOF(short)
                   1331: PGAC_CHECK_ALIGNOF(int)
                   1332: PGAC_CHECK_ALIGNOF(long)
1.171     petere   1333: if test x"$HAVE_LONG_LONG_INT_64" = x"yes" ; then
1.6       petere   1334:   PGAC_CHECK_ALIGNOF(long long int)
1.1       petere   1335: fi
1.6       petere   1336: PGAC_CHECK_ALIGNOF(double)
1.1       petere   1337: 
1.171     petere   1338: # Compute maximum alignment of any basic type.
                   1339: # We assume long's alignment is at least as strong as char, short, or int;
                   1340: # but we must check long long (if it exists) and double.
                   1341: 
                   1342: MAX_ALIGNOF=$pgac_cv_alignof_long
                   1343: if test $MAX_ALIGNOF -lt $pgac_cv_alignof_double ; then
                   1344:   MAX_ALIGNOF=$pgac_cv_alignof_double
                   1345: fi
                   1346: if test x"$HAVE_LONG_LONG_INT_64" = xyes && test $MAX_ALIGNOF -lt $pgac_cv_alignof_long_long_int ; then
                   1347:   MAX_ALIGNOF="$pgac_cv_alignof_long_long_int"
1.1       petere   1348: fi
1.242     petere   1349: AC_DEFINE_UNQUOTED(MAXIMUM_ALIGNOF, $MAX_ALIGNOF, [Define as the maximum alignment requirement of any C data type.])
1.1       petere   1350: 
1.155     petere   1351: 
1.152     momjian  1352: # Some platforms predefine the types int8, int16, etc.  Only check
1.171     petere   1353: # a (hopefully) representative subset.
                   1354: AC_CHECK_TYPES([int8, uint8, int64, uint64], [], [],
                   1355: [#include <stdio.h>
1.155     petere   1356: #ifdef HAVE_SUPPORTDEFS_H
                   1357: #include <SupportDefs.h>
1.171     petere   1358: #endif])
1.155     petere   1359: 
1.171     petere   1360: # We also check for sig_atomic_t, which *should* be defined per ANSI
                   1361: # C, but is missing on some old platforms.
1.223     momjian  1362: AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
1.155     petere   1363: 
1.152     momjian  1364: 
1.506     momjian  1365: if test "$PORTNAME" != "win32"
1.423     momjian  1366: then
1.6       petere   1367: PGAC_FUNC_POSIX_SIGNALS
1.388     momjian  1368: if test "$pgac_cv_func_posix_signals" != yes -a "$enable_thread_safety" = yes; then
                   1369:   AC_MSG_ERROR([
1.483     petere   1370: Thread-safety requires POSIX signals, which are not supported by this
                   1371: operating system.])
1.388     momjian  1372: fi
1.423     momjian  1373: fi
1.388     momjian  1374: 
1.195     petere   1375: if test $ac_cv_func_fseeko = yes; then
                   1376: AC_SYS_LARGEFILE
                   1377: fi
1.172     petere   1378: 
1.401     tgl      1379: # SunOS doesn't handle negative byte comparisons properly with +/- return
                   1380: AC_FUNC_MEMCMP
                   1381: 
1.172     petere   1382: 
1.184     tgl      1383: # Select semaphore implementation type.
1.463     momjian  1384: if test "$PORTNAME" != "win32"; then
                   1385:   if test x"$USE_NAMED_POSIX_SEMAPHORES" = x"1" ; then
                   1386:     AC_DEFINE(USE_NAMED_POSIX_SEMAPHORES, 1, [Define to select named POSIX semaphores.])
1.184     tgl      1387:     SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
                   1388:   else
1.463     momjian  1389:     if test x"$USE_UNNAMED_POSIX_SEMAPHORES" = x"1" ; then
                   1390:       AC_DEFINE(USE_UNNAMED_POSIX_SEMAPHORES, 1, [Define to select unnamed POSIX semaphores.])
                   1391:       SEMA_IMPLEMENTATION="src/backend/port/posix_sema.c"
                   1392:     else
                   1393:       AC_DEFINE(USE_SYSV_SEMAPHORES, 1, [Define to select SysV-style semaphores.])
                   1394:       SEMA_IMPLEMENTATION="src/backend/port/sysv_sema.c"
                   1395:     fi
1.184     tgl      1396:   fi
1.463     momjian  1397: else
                   1398:   AC_DEFINE(USE_WIN32_SEMAPHORES, 1, [Define to select Win32-style semaphores.])
                   1399:   SEMA_IMPLEMENTATION="src/backend/port/win32_sema.c"
1.184     tgl      1400: fi
                   1401: 
                   1402: 
                   1403: # Select shared-memory implementation type.
1.503     mha      1404: if test "$PORTNAME" != "win32"; then
                   1405:   AC_DEFINE(USE_SYSV_SHARED_MEMORY, 1, [Define to select SysV-style shared memory.])
                   1406:   SHMEM_IMPLEMENTATION="src/backend/port/sysv_shmem.c"
                   1407: else
                   1408:   AC_DEFINE(USE_WIN32_SHARED_MEMORY, 1, [Define to select Win32-style shared memory.])
                   1409:   SHMEM_IMPLEMENTATION="src/backend/port/win32_shmem.c"
                   1410: fi
1.184     tgl      1411: 
1.444     momjian  1412: # If not set in template file, set bytes to use libc memset()
                   1413: if test x"$MEMSET_LOOP_LIMIT" = x"" ; then
                   1414:   MEMSET_LOOP_LIMIT=1024
                   1415: fi
                   1416: AC_DEFINE_UNQUOTED(MEMSET_LOOP_LIMIT, ${MEMSET_LOOP_LIMIT}, [Define bytes to use libc memset().])
                   1417: 
                   1418: 
1.172     petere   1419: if test "$enable_nls" = yes ; then
                   1420:   PGAC_CHECK_GETTEXT
                   1421: fi
1.1       petere   1422: 
1.43      petere   1423: # Check for Tcl configuration script tclConfig.sh
                   1424: if test "$with_tcl" = yes; then
                   1425:     PGAC_PATH_TCLCONFIGSH([$with_tclconfig])
1.185     petere   1426:     PGAC_EVAL_TCLCONFIGSH([$TCL_CONFIG_SH],
1.235     petere   1427:                           [TCL_INCLUDE_SPEC,TCL_LIB_FILE,TCL_LIBS,TCL_LIB_SPEC,TCL_SHARED_BUILD])
1.185     petere   1428:     AC_SUBST(TCL_SHLIB_LD_LIBS)dnl don't want to double-evaluate that one
1.391     tgl      1429:     # now that we have TCL_INCLUDE_SPEC, we can check for <tcl.h>
                   1430:     ac_save_CPPFLAGS=$CPPFLAGS
                   1431:     CPPFLAGS="$TCL_INCLUDE_SPEC $CPPFLAGS"
                   1432:     AC_CHECK_HEADER(tcl.h, [], [AC_MSG_ERROR([header file <tcl.h> is required for Tcl])])
                   1433:     CPPFLAGS=$ac_save_CPPFLAGS
1.43      petere   1434: fi
1.1       petere   1435: 
1.75      petere   1436: #
                   1437: # Check for DocBook and tools
                   1438: #
                   1439: PGAC_PROG_NSGMLS
1.178     petere   1440: PGAC_PROG_JADE
1.305     petere   1441: PGAC_CHECK_DOCBOOK(4.2)
1.178     petere   1442: PGAC_PATH_DOCBOOK_STYLESHEETS
                   1443: PGAC_PATH_COLLATEINDEX
                   1444: AC_CHECK_PROGS(SGMLSPL, sgmlspl)
1.75      petere   1445: 
1.337     momjian  1446: # Thread testing
                   1447: 
                   1448: # We have to run the thread test near the end so we have all our symbols
                   1449: # defined.  Cross compiling throws a warning.
                   1450: #
1.366     momjian  1451: if test "$enable_thread_safety_force" = yes; then
1.506     momjian  1452: if test "$PORTNAME" != "win32"
1.423     momjian  1453: then
1.366     momjian  1454:   AC_MSG_WARN([
                   1455: *** Skipping thread test program.  --enable-thread-safety-force was used.
1.483     petere   1456: *** Run the program in src/test/thread on the your machine and add proper
                   1457: *** locking function calls to your applications to guarantee thread safety.
1.366     momjian  1458: ])
1.423     momjian  1459: else
1.483     petere   1460: AC_MSG_WARN([*** skipping thread test on Win32])
1.423     momjian  1461: fi
1.366     momjian  1462: elif test "$enable_thread_safety" = yes; then
1.506     momjian  1463: if test "$PORTNAME" != "win32"
1.423     momjian  1464: then
1.337     momjian  1465: AC_MSG_CHECKING([thread safety of required library functions])
                   1466: 
                   1467: _CFLAGS="$CFLAGS"
                   1468: _LIBS="$LIBS"
                   1469: CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DIN_CONFIGURE"
                   1470: LIBS="$LIBS $PTHREAD_LIBS"
1.446     momjian  1471: AC_TRY_RUN([#include "$srcdir/src/test/thread/thread_test.c"],
1.337     momjian  1472:   [AC_MSG_RESULT(yes)],
                   1473:   [AC_MSG_RESULT(no)
1.483     petere   1474:   AC_MSG_ERROR([thread test program failed
                   1475: This platform is not thread-safe.  Check the file 'config.log'for the
                   1476: exact reason.
                   1477: 
                   1478: You can use the configure option --enable-thread-safety-force to force
                   1479: threads to be enabled.  But you must then run the program in
                   1480: src/test/thread and add locking function calls to your applications to
                   1481: guarantee thread safety.])],
1.337     momjian  1482:   [AC_MSG_RESULT(maybe)
                   1483:   AC_MSG_WARN([
                   1484: *** Skipping thread test program because of cross-compile build.
1.446     momjian  1485: *** Run the program in src/test/thread on the target machine.
1.337     momjian  1486: ])])
                   1487: CFLAGS="$_CFLAGS"
                   1488: LIBS="$_LIBS"
1.423     momjian  1489: else
1.483     petere   1490: AC_MSG_WARN([*** skipping thread test on Win32])
1.423     momjian  1491: fi
1.337     momjian  1492: fi
1.61      petere   1493: 
1.104     petere   1494: # prepare build tree if outside source tree
1.138     petere   1495: # Note 1: test -ef might not exist, but it's more reliable than `pwd`.
                   1496: # Note 2: /bin/pwd might be better than shell's built-in at getting
                   1497: #         a symlink-free name.
1.306     petere   1498: if ( test "$srcdir" -ef . ) >/dev/null 2>&1 || test "`cd $srcdir && /bin/pwd`" = "`/bin/pwd`"; then
                   1499:   vpath_build=no
                   1500: else
                   1501:   vpath_build=yes
                   1502:   if test "$no_create" != yes; then
1.171     petere   1503:     _AS_ECHO_N([preparing build tree... ])
                   1504:     pgac_abs_top_srcdir=`cd "$srcdir" && pwd`
                   1505:     $SHELL "$ac_aux_dir/prep_buildtree" "$pgac_abs_top_srcdir" "." \
1.104     petere   1506:       || AC_MSG_ERROR(failed)
                   1507:     AC_MSG_RESULT(done)
1.171     petere   1508:   fi
1.61      petere   1509: fi
1.306     petere   1510: AC_SUBST(vpath_build)
1.1       petere   1511: 
1.171     petere   1512: 
                   1513: AC_CONFIG_FILES([GNUmakefile src/Makefile.global])
                   1514: 
                   1515: AC_CONFIG_LINKS([
                   1516:   src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c
1.184     tgl      1517:   src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION}
                   1518:   src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION}
1.171     petere   1519:   src/include/dynloader.h:src/backend/port/dynloader/${template}.h
                   1520:   src/include/pg_config_os.h:src/include/port/${template}.h
                   1521:   src/Makefile.port:src/makefiles/Makefile.${template}
                   1522: ])
1.347     momjian  1523: 
1.376     momjian  1524: if test "$PORTNAME" = "win32"; then
1.350     momjian  1525: AC_CONFIG_COMMANDS([check_win32_symlinks],[
1.347     momjian  1526: # Links sometimes fail undetected on Mingw - 
                   1527: # so here we detect it and warn the user
1.360     momjian  1528: for FILE in $CONFIG_LINKS
1.347     momjian  1529:  do
                   1530:        # test -e works for symlinks in the MinGW console
1.483     petere   1531:        test -e `expr "$FILE" : '\([[^:]]*\)'` || AC_MSG_WARN([*** link for $FILE -- please fix by hand])
1.347     momjian  1532:  done
1.349     momjian  1533: ])
1.376     momjian  1534: fi
1.349     momjian  1535: 
                   1536: AC_CONFIG_HEADERS([src/include/pg_config.h],
                   1537: [
                   1538: # Update timestamp for pg_config.h (see Makefile.global)
                   1539: echo >src/include/stamp-h
                   1540: ])
                   1541: 
1.473     meskes   1542: AC_CONFIG_HEADERS([src/interfaces/ecpg/include/ecpg_config.h])
                   1543: 
1.485     petere   1544: AC_OUTPUT
1.473     meskes   1545: 
1.465     momjian  1546: # Warn about unknown options
1.485     petere   1547: PGAC_ARG_CHECK

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