dnl Process this file with autoconf to produce a configure script.
-dnl $PostgreSQL: pgsql/configure.in,v 1.553 2008/03/10 20:06:27 tgl Exp $
+dnl $PostgreSQL: pgsql/configure.in,v 1.571 2008/10/30 12:28:51 petere Exp $
dnl
dnl Developers, please strive to achieve this order:
dnl
template=
AC_MSG_CHECKING([which template to use])
-PGAC_ARG_REQ(with, template, [],
+PGAC_ARG_REQ(with, template, [NAME], [override operating system template],
[
case $withval in
list) echo; ls "$srcdir/src/template"; exit;;
#
# Add non-standard directories to the include path
#
-PGAC_ARG_REQ(with, includes, [ --with-includes=DIRS look for additional header files in DIRS])
+PGAC_ARG_REQ(with, includes, [DIRS], [look for additional header files in DIRS])
#
# Add non-standard directories to the library search path
#
-PGAC_ARG_REQ(with, libraries, [ --with-libraries=DIRS look for additional libraries in DIRS],
+PGAC_ARG_REQ(with, libraries, [DIRS], [look for additional libraries in DIRS],
[LIBRARY_DIRS=$withval])
-PGAC_ARG_REQ(with, libs, [ --with-libs=DIRS alternative spelling of --with-libraries],
+PGAC_ARG_REQ(with, libs, [DIRS], [alternative spelling of --with-libraries],
[LIBRARY_DIRS=$withval])
#
-# 64-bit integer date/time storage (--enable-integer-datetimes)
+# 64-bit integer date/time storage: enabled by default.
#
AC_MSG_CHECKING([whether to build with 64-bit integer date/time support])
-PGAC_ARG_BOOL(enable, integer-datetimes, no, [ --enable-integer-datetimes enable 64-bit integer date/time support],
+PGAC_ARG_BOOL(enable, integer-datetimes, yes, [disable 64-bit integer date/time support],
[AC_DEFINE([USE_INTEGER_DATETIMES], 1,
[Define to 1 if you want 64-bit integer timestamp and interval support. (--enable-integer-datetimes)])])
AC_MSG_RESULT([$enable_integer_datetimes])
#
AC_MSG_CHECKING([whether NLS is wanted])
PGAC_ARG_OPTARG(enable, nls,
- [[ --enable-nls[=LANGUAGES] enable Native Language Support]],
+ [LANGUAGES], [enable Native Language Support],
[],
[WANTED_LANGUAGES=$enableval],
[AC_DEFINE(ENABLE_NLS, 1,
# Default port number (--with-pgport), default 5432
#
AC_MSG_CHECKING([for default port number])
-PGAC_ARG_REQ(with, pgport, [ --with-pgport=PORTNUM change default port number [[5432]]],
+PGAC_ARG_REQ(with, pgport, [PORTNUM], [set default port number [5432]],
[default_port=$withval],
[default_port=5432])
AC_MSG_RESULT([$default_port])
# Option to disable shared libraries
#
PGAC_ARG_BOOL(enable, shared, yes,
- [ --disable-shared do not build shared libraries])
+ [do not build shared libraries])
AC_SUBST(enable_shared)
#
# '-rpath'-like feature can be disabled
#
PGAC_ARG_BOOL(enable, rpath, yes,
- [ --disable-rpath do not embed shared library search path in executables])
+ [do not embed shared library search path in executables])
AC_SUBST(enable_rpath)
#
# Spinlocks
#
PGAC_ARG_BOOL(enable, spinlocks, yes,
- [ --disable-spinlocks do not use spinlocks])
+ [do not use spinlocks])
#
# --enable-debug adds -g to compiler flags
#
PGAC_ARG_BOOL(enable, debug, no,
- [ --enable-debug build with debugging symbols (-g)])
+ [build with debugging symbols (-g)])
AC_SUBST(enable_debug)
#
# --enable-profiling enables gcc profiling
#
PGAC_ARG_BOOL(enable, profiling, no,
- [ --enable-profiling build with profiling enabled ])
+ [build with profiling enabled ])
AC_SUBST(enable_profiling)
+#
+# --enable-coverage enables generation of code coverage metrics with gcov
+#
+PGAC_ARG_BOOL(enable, coverage, no,
+ [build with coverage testing instrumentation],
+[AC_CHECK_PROGS(GCOV, gcov)
+if test -z "$GCOV"; then
+ AC_MSG_ERROR([gcov not found])
+fi
+AC_CHECK_PROGS(LCOV, lcov)
+if test -z "$LCOV"; then
+ AC_MSG_ERROR([lcov not found])
+fi
+AC_CHECK_PROGS(GENHTML, genhtml)
+if test -z "$GENHTML"; then
+ AC_MSG_ERROR([genhtml not found])
+fi])
+AC_SUBST(enable_coverage)
+
#
# DTrace
#
PGAC_ARG_BOOL(enable, dtrace, no,
- [ --enable-dtrace build with DTrace support],
+ [build with DTrace support],
[AC_DEFINE([ENABLE_DTRACE], 1,
[Define to 1 to enable DTrace support. (--enable-dtrace)])
AC_CHECK_PROGS(DTRACE, dtrace)
AC_SUBST(enable_dtrace)
#
-# Data file segmentation
+# Block size
+#
+AC_MSG_CHECKING([for block size])
+PGAC_ARG_REQ(with, blocksize, [BLOCKSIZE], [set table block size in kB [8]],
+ [blocksize=$withval],
+ [blocksize=8])
+case ${blocksize} in
+ 1) BLCKSZ=1024;;
+ 2) BLCKSZ=2048;;
+ 4) BLCKSZ=4096;;
+ 8) BLCKSZ=8192;;
+ 16) BLCKSZ=16384;;
+ 32) BLCKSZ=32768;;
+ *) AC_MSG_ERROR([Invalid block size. Allowed values are 1,2,4,8,16,32.])
+esac
+AC_MSG_RESULT([${blocksize}kB])
+
+AC_DEFINE_UNQUOTED([BLCKSZ], ${BLCKSZ}, [
+ Size of a disk block --- this also limits the size of a tuple. You
+ can set it bigger if you need bigger tuples (although TOAST should
+ reduce the need to have large tuples, since fields can be spread
+ across multiple tuples).
+
+ BLCKSZ must be a power of 2. The maximum possible value of BLCKSZ
+ is currently 2^15 (32768). This is determined by the 15-bit widths
+ of the lp_off and lp_len fields in ItemIdData (see
+ include/storage/itemid.h).
+
+ Changing BLCKSZ requires an initdb.
+])
+
+#
+# Relation segment size
+#
+AC_MSG_CHECKING([for segment size])
+PGAC_ARG_REQ(with, segsize, [SEGSIZE], [set table segment size in GB [1]],
+ [segsize=$withval],
+ [segsize=1])
+# this expression is set up to avoid unnecessary integer overflow
+# blocksize is already guaranteed to be a factor of 1024
+RELSEG_SIZE=`expr '(' 1024 / ${blocksize} ')' '*' ${segsize} '*' 1024`
+test $? -eq 0 || exit 1
+AC_MSG_RESULT([${segsize}GB])
+
+AC_DEFINE_UNQUOTED([RELSEG_SIZE], ${RELSEG_SIZE}, [
+ RELSEG_SIZE is the maximum number of blocks allowed in one disk file.
+ Thus, the maximum size of a single file is RELSEG_SIZE * BLCKSZ;
+ relations bigger than that are divided into multiple files.
+
+ RELSEG_SIZE * BLCKSZ must be less than your OS' limit on file size.
+ This is often 2 GB or 4GB in a 32-bit operating system, unless you
+ have large file support enabled. By default, we make the limit 1 GB
+ to avoid any possible integer-overflow problems within the OS.
+ A limit smaller than necessary only means we divide a large
+ relation into more chunks than necessary, so it seems best to err
+ in the direction of a small limit.
+
+ A power-of-2 value is recommended to save a few cycles in md.c,
+ but is not absolutely required.
+
+ Changing RELSEG_SIZE requires an initdb.
+])
+
#
-PGAC_ARG_BOOL(enable, segmented-files, yes,
- [ --disable-segmented-files disable data file segmentation (requires largefile support)])
+# WAL block size
+#
+AC_MSG_CHECKING([for WAL block size])
+PGAC_ARG_REQ(with, wal-blocksize, [BLOCKSIZE], [set WAL block size in kB [8]],
+ [wal_blocksize=$withval],
+ [wal_blocksize=8])
+case ${wal_blocksize} in
+ 1) XLOG_BLCKSZ=1024;;
+ 2) XLOG_BLCKSZ=2048;;
+ 4) XLOG_BLCKSZ=4096;;
+ 8) XLOG_BLCKSZ=8192;;
+ 16) XLOG_BLCKSZ=16384;;
+ 32) XLOG_BLCKSZ=32768;;
+ 64) XLOG_BLCKSZ=65536;;
+ *) AC_MSG_ERROR([Invalid WAL block size. Allowed values are 1,2,4,8,16,32,64.])
+esac
+AC_MSG_RESULT([${wal_blocksize}kB])
+
+AC_DEFINE_UNQUOTED([XLOG_BLCKSZ], ${XLOG_BLCKSZ}, [
+ Size of a WAL file block. This need have no particular relation to BLCKSZ.
+ XLOG_BLCKSZ must be a power of 2, and if your system supports O_DIRECT I/O,
+ XLOG_BLCKSZ must be a multiple of the alignment requirement for direct-I/O
+ buffers, else direct I/O may fail.
+
+ Changing XLOG_BLCKSZ requires an initdb.
+])
+
+#
+# WAL segment size
+#
+AC_MSG_CHECKING([for WAL segment size])
+PGAC_ARG_REQ(with, wal-segsize, [SEGSIZE], [set WAL segment size in MB [16]],
+ [wal_segsize=$withval],
+ [wal_segsize=16])
+case ${wal_segsize} in
+ 1) ;;
+ 2) ;;
+ 4) ;;
+ 8) ;;
+ 16) ;;
+ 32) ;;
+ 64) ;;
+ *) AC_MSG_ERROR([Invalid WAL segment size. Allowed values are 1,2,4,8,16,32,64.])
+esac
+AC_MSG_RESULT([${wal_segsize}MB])
+
+AC_DEFINE_UNQUOTED([XLOG_SEG_SIZE], [(${wal_segsize} * 1024 * 1024)], [
+ XLOG_SEG_SIZE is the size of a single WAL file. This must be a power of 2
+ and larger than XLOG_BLCKSZ (preferably, a great deal larger than
+ XLOG_BLCKSZ).
+
+ Changing XLOG_SEG_SIZE requires an initdb.
+])
#
# C compiler
# For historical reasons you can also use --with-CC to specify the C compiler
# to use, although the standard way to do this is to set the CC environment
# variable.
-PGAC_ARG_REQ(with, CC, [], [CC=$with_CC])
+PGAC_ARG_REQ(with, CC, [CMD], [set compiler (deprecated)], [CC=$with_CC])
case $template in
aix) pgac_cc_list="gcc xlc";;
choke me
@%:@endif], [ICC=[yes]], [ICC=[no]])
+# Check if it's Sun Studio compiler. We assume that
+# __SUNPRO_C will be defined for Sun Studio compilers
+AC_TRY_COMPILE([], [@%:@ifndef __SUNPRO_C
+choke me
+@%:@endif], [SUN_STUDIO_CC=yes], [SUN_STUDIO_CC=no])
+
+AC_SUBST(SUN_STUDIO_CC)
+
unset CFLAGS
#
# CFLAGS are selected so:
# If the user specifies something in the environment, that is used.
# else: If the template file set something, that is used.
+# else: If coverage was enabled, don't set anything.
# else: If the compiler is GCC, then we use -O2.
-# else: If the compiler is something else, then we use -0.
+# else: If the compiler is something else, then we use -O.
if test "$ac_env_CFLAGS_set" = set; then
CFLAGS=$ac_env_CFLAGS_value
elif test "${CFLAGS+set}" = set; then
: # (keep what template set)
+elif test "$enable_coverage" = yes; then
+ : # no optimization by default
elif test "$GCC" = yes; then
CFLAGS="-O2"
else
# ICC pretends to be GCC but it's lying; it doesn't support these options.
if test "$GCC" = yes -a "$ICC" = no; then
- CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
+ CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith"
# These work in some but not all gcc versions
PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
# Disable strict-aliasing rules; needed for gcc 3.3+
PGAC_PROG_CC_CFLAGS_OPT([-fno-strict-aliasing])
+ # Disable optimizations that assume no overflow; needed for gcc 4.3+
+ PGAC_PROG_CC_CFLAGS_OPT([-fwrapv])
elif test "$ICC" = yes; then
# Intel's compiler has a bug/misoptimization in checking for
# division by NAN (NaN == 0), -mp1 fixes it, so add it to the CFLAGS.
CFLAGS="$CFLAGS -g"
fi
+# enable code coverage if --enable-coverage
+if test "$enable_coverage" = yes; then
+ if test "$GCC" = yes; then
+ CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
+ else
+ AC_MSG_ERROR([--enable-coverage is supported only when using GCC])
+ fi
+fi
+
# enable profiling if --enable-profiling
if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
if test "$GCC" = yes; then
fi
fi
-AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
-
# We already have this in Makefile.win32, but configure needs it too
if test "$PORTNAME" = "win32"; then
CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
#
# Automatic dependency tracking
#
-PGAC_ARG_BOOL(enable, depend, no, [ --enable-depend turn on automatic dependency tracking],
+PGAC_ARG_BOOL(enable, depend, no, [turn on automatic dependency tracking],
[autodepend=yes])
AC_SUBST(autodepend)
#
# Enable assert checks
#
-PGAC_ARG_BOOL(enable, cassert, no, [ --enable-cassert enable assertion checks (for debugging)],
+PGAC_ARG_BOOL(enable, cassert, no, [enable assertion checks (for debugging)],
[AC_DEFINE([USE_ASSERT_CHECKING], 1,
[Define to 1 to build with assertion checks. (--enable-cassert)])])
#
AC_MSG_CHECKING([allow thread-safe client libraries])
if test "$PORTNAME" != "win32"; then
-PGAC_ARG_BOOL(enable, thread-safety, no, [ --enable-thread-safety make client libraries thread-safe])
+PGAC_ARG_BOOL(enable, thread-safety, no, [make client libraries thread-safe])
else
# Win32 should always use threads
-PGAC_ARG_BOOL(enable, thread-safety, yes, [ --enable-thread-safety make client libraries thread-safe])
+PGAC_ARG_BOOL(enable, thread-safety, yes, [make client libraries thread-safe])
fi
-PGAC_ARG_BOOL(enable, thread-safety-force, no, [ --enable-thread-safety-force force thread-safety despite thread test failure])
+PGAC_ARG_BOOL(enable, thread-safety-force, no, [force thread-safety despite thread test failure])
if test "$enable_thread_safety" = yes -o \
"$enable_thread_safety_force" = yes; then
enable_thread_safety="yes" # for 'force'
# Optionally build Tcl modules (PL/Tcl)
#
AC_MSG_CHECKING([whether to build with Tcl])
-PGAC_ARG_BOOL(with, tcl, no, [ --with-tcl build Tcl modules (PL/Tcl)])
+PGAC_ARG_BOOL(with, tcl, no, [build Tcl modules (PL/Tcl)])
AC_MSG_RESULT([$with_tcl])
AC_SUBST([with_tcl])
# We see if the path to the Tcl/Tk configuration scripts is specified.
# This will override the use of tclsh to find the paths to search.
-PGAC_ARG_REQ(with, tclconfig, [ --with-tclconfig=DIR tclConfig.sh is in DIR])
+PGAC_ARG_REQ(with, tclconfig, [DIR], [tclConfig.sh is in DIR])
#
# Optionally build Perl modules (PL/Perl)
#
AC_MSG_CHECKING([whether to build Perl modules])
-PGAC_ARG_BOOL(with, perl, no, [ --with-perl build Perl modules (PL/Perl)])
+PGAC_ARG_BOOL(with, perl, no, [build Perl modules (PL/Perl)])
AC_MSG_RESULT([$with_perl])
AC_SUBST(with_perl)
# Optionally build Python modules (PL/Python)
#
AC_MSG_CHECKING([whether to build Python modules])
-PGAC_ARG_BOOL(with, python, no, [ --with-python build Python modules (PL/Python)])
+PGAC_ARG_BOOL(with, python, no, [build Python modules (PL/Python)])
AC_MSG_RESULT([$with_python])
AC_SUBST(with_python)
# GSSAPI
#
AC_MSG_CHECKING([whether to build with GSSAPI support])
-PGAC_ARG_BOOL(with, gssapi, no, [ --with-gssapi build with GSSAPI support],
+PGAC_ARG_BOOL(with, gssapi, no, [build with GSSAPI support],
[
AC_DEFINE(ENABLE_GSS, 1, [Define to build with GSSAPI support. (--with-gssapi)])
krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
# Kerberos 5
#
AC_MSG_CHECKING([whether to build with Kerberos 5 support])
-PGAC_ARG_BOOL(with, krb5, no, [ --with-krb5 build with Kerberos 5 support],
+PGAC_ARG_BOOL(with, krb5, no, [build with Kerberos 5 support],
[
AC_DEFINE(KRB5, 1, [Define to build with Kerberos 5 support. (--with-krb5)])
krb_srvtab="FILE:\$(sysconfdir)/krb5.keytab"
# Kerberos configuration parameters
#
PGAC_ARG_REQ(with, krb-srvnam,
- [ --with-krb-srvnam=NAME default service principal name in Kerberos [[postgres]]],
+ [NAME], [default service principal name in Kerberos [postgres]],
[],
[with_krb_srvnam="postgres"])
AC_DEFINE_UNQUOTED([PG_KRB_SRVNAM], ["$with_krb_srvnam"],
#
AC_MSG_CHECKING([whether to build with PAM support])
PGAC_ARG_BOOL(with, pam, no,
- [ --with-pam build with PAM support],
+ [build with PAM support],
[AC_DEFINE([USE_PAM], 1, [Define to 1 to build with PAM support. (--with-pam)])])
AC_MSG_RESULT([$with_pam])
AC_SUBST(with_pam)
#
AC_MSG_CHECKING([whether to build with LDAP support])
PGAC_ARG_BOOL(with, ldap, no,
- [ --with-ldap build with LDAP support],
+ [build with LDAP support],
[AC_DEFINE([USE_LDAP], 1, [Define to 1 to build with LDAP support. (--with-ldap)])])
AC_MSG_RESULT([$with_ldap])
AC_SUBST(with_ldap)
#
AC_MSG_CHECKING([whether to build with Bonjour support])
PGAC_ARG_BOOL(with, bonjour, no,
- [ --with-bonjour build with Bonjour support],
+ [build with Bonjour support],
[AC_DEFINE([USE_BONJOUR], 1, [Define to 1 to build with Bonjour support. (--with-bonjour)])])
AC_MSG_RESULT([$with_bonjour])
AC_SUBST(with_bonjour)
# OpenSSL
#
AC_MSG_CHECKING([whether to build with OpenSSL support])
-PGAC_ARG_BOOL(with, openssl, no, [ --with-openssl build with OpenSSL support],
+PGAC_ARG_BOOL(with, openssl, no, [build with OpenSSL support],
[AC_DEFINE([USE_SSL], 1, [Define to build with (Open)SSL support. (--with-openssl)])])
AC_MSG_RESULT([$with_openssl])
AC_SUBST(with_openssl)
# Readline
#
PGAC_ARG_BOOL(with, readline, yes,
- [ --without-readline do not use GNU Readline nor BSD Libedit for editing])
+ [do not use GNU Readline nor BSD Libedit for editing])
# readline on MinGW has problems with backslashes in psql and other bugs.
# This is particularly a problem with non-US code pages.
# Therefore disable its use until we understand the cause. 2004-07-20
# Prefer libedit
#
PGAC_ARG_BOOL(with, libedit-preferred, no,
- [ --with-libedit-preferred prefer BSD Libedit over GNU Readline])
+ [prefer BSD Libedit over GNU Readline])
#
# OSSP UUID library
#
-PGAC_ARG_BOOL(with, ossp-uuid, no, [ --with-ossp-uuid use OSSP UUID library when building contrib/uuid-ossp])
+PGAC_ARG_BOOL(with, ossp-uuid, no, [use OSSP UUID library when building contrib/uuid-ossp])
AC_SUBST(with_ossp_uuid)
#
# XML
#
-PGAC_ARG_BOOL(with, libxml, no, [ --with-libxml build with XML support],
+PGAC_ARG_BOOL(with, libxml, no, [build with XML support],
[AC_DEFINE([USE_LIBXML], 1, [Define to 1 to build with XML support. (--with-libxml)])])
if test "$with_libxml" = yes ; then
#
# XSLT
#
-PGAC_ARG_BOOL(with, libxslt, no, [ --with-libxslt use XSLT support when building contrib/xml2],
+PGAC_ARG_BOOL(with, libxslt, no, [use XSLT support when building contrib/xml2],
[AC_DEFINE([USE_LIBXSLT], 1, [Define to 1 to use XSLT support when building contrib/xml2. (--with-libxslt)])])
# tzdata
#
PGAC_ARG_REQ(with, system-tzdata,
- [ --with-system-tzdata=DIR use system time zone data in DIR])
+ [DIR], [use system time zone data in DIR])
AC_SUBST(with_system_tzdata)
#
# Zlib
#
PGAC_ARG_BOOL(with, zlib, yes,
- [ --without-zlib do not use Zlib])
+ [do not use Zlib])
AC_SUBST(with_zlib)
#
CPPFLAGS="$CPPFLAGS $INCLUDES"
LDFLAGS="$LDFLAGS $LIBDIRS"
-AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
-AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
-
AC_ARG_VAR(LDFLAGS_SL)
PGAC_PROG_LD
AC_PROG_LN_S
AC_PROG_AWK
-PGAC_PATH_YACC
+PGAC_PATH_BISON
PGAC_PATH_FLEX
PGAC_PATH_PERL
fi
if test "$with_libxslt" = yes ; then
- AC_CHECK_LIB(xslt, xsltLibxmlVersion, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
+ AC_CHECK_LIB(xslt, xsltCleanupGlobals, [], [AC_MSG_ERROR([library 'xslt' is required for XSLT support])])
fi
# for contrib/uuid-ossp
if test "$enable_thread_safety" = yes -a "$PORTNAME" != "win32"; then
ACX_PTHREAD # set thread flags
-# Some platforms use these, so just defineed them. They can't hurt if they
-# are not supported.
+# Some platforms use these, so just define them. They can't hurt if they
+# are not supported. For example, on Solaris -D_POSIX_PTHREAD_SEMANTICS
+# enables 5-arg getpwuid_r, among other things.
PTHREAD_CFLAGS="$PTHREAD_CFLAGS -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
# And one for the size of size_t (enables tweaks for > 32bit address space)
AC_CHECK_SIZEOF([size_t])
+# Decide whether float4 is passed by value: user-selectable, enabled by default
+AC_MSG_CHECKING([whether to build with float4 passed by value])
+PGAC_ARG_BOOL(enable, float4-byval, yes, [disable float4 passed by value],
+ [AC_DEFINE([USE_FLOAT4_BYVAL], 1,
+ [Define to 1 if you want float4 values to be passed by value. (--enable-float4-byval)])
+ float4passbyval=true],
+ [float4passbyval=false])
+AC_MSG_RESULT([$enable_float4_byval])
+AC_DEFINE_UNQUOTED([FLOAT4PASSBYVAL], [$float4passbyval], [float4 values are passed by value if 'true', by reference if 'false'])
+
+# Decide whether float8 is passed by value.
+# Note: this setting also controls int8 and related types such as timestamp.
+# If sizeof(Datum) >= 8, this is user-selectable, enabled by default.
+# If not, trying to select it is an error.
+AC_MSG_CHECKING([whether to build with float8 passed by value])
+if test $ac_cv_sizeof_unsigned_long -ge 8 ; then
+ PGAC_ARG_BOOL(enable, float8-byval, yes, [disable float8 passed by value])
+else
+ PGAC_ARG_BOOL(enable, float8-byval, no, [disable float8 passed by value])
+ if test "$enable_float8_byval" = yes ; then
+ AC_MSG_ERROR([--enable-float8-byval is not supported on 32-bit platforms.])
+ fi
+fi
+if test "$enable_float8_byval" = yes ; then
+ AC_DEFINE([USE_FLOAT8_BYVAL], 1,
+ [Define to 1 if you want float8, int8, etc values to be passed by value. (--enable-float8-byval)])
+ float8passbyval=true
+else
+ float8passbyval=false
+fi
+AC_MSG_RESULT([$enable_float8_byval])
+AC_DEFINE_UNQUOTED([FLOAT8PASSBYVAL], [$float8passbyval], [float8, int8, and related values are passed by value if 'true', by reference if 'false'])
+
# Determine memory alignment requirements for the basic C data types.
AC_CHECK_ALIGNOF(short)
AC_CHECK_TYPES(sig_atomic_t, [], [], [#include <signal.h>])
+# If the user did not disable integer datetimes, check that
+# there is a working 64-bit integral type to use.
+if test x"$USE_INTEGER_DATETIMES" = x"yes" &&
+ test x"$HAVE_LONG_INT_64" = x"no" &&
+ test x"$HAVE_LONG_LONG_INT_64" = x"no" &&
+ test x"$HAVE_INT64" = x"no" ; then
+ AC_MSG_ERROR([
+Integer-based datetime support requires a 64-bit integer type,
+but no such type could be found. The --disable-integer-datetimes
+configure option can be used to disable integer-based storage
+of datetime values.])
+fi
+
+
if test "$PORTNAME" != "win32"
then
PGAC_FUNC_POSIX_SIGNALS
# Check for largefile support (must be after AC_SYS_LARGEFILE)
AC_CHECK_SIZEOF([off_t])
-if test "$ac_cv_sizeof_off_t" -lt 8 -o "$enable_segmented_files" = "yes"; then
- AC_DEFINE([USE_SEGMENTED_FILES], 1, [Define to split data files into 1GB segments.])
+# If we don't have largefile support, can't handle segsize >= 2GB.
+if test "$ac_cv_sizeof_off_t" -lt 8 -a "$segsize" != "1"; then
+ AC_MSG_ERROR([Large file support is not enabled. Segment size cannot be larger than 1GB.])
fi
# SunOS doesn't handle negative byte comparisons properly with +/- return
[AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no)
AC_MSG_ERROR([thread test program failed
-This platform is not thread-safe. Check the file 'config.log'for the
+This platform is not thread-safe. Check the file 'config.log' for the
exact reason.
You can use the configure option --enable-thread-safety-force to force
fi
fi
+# If compiler will take -Wl,--as-needed then add that to LDFLAGS.
+# This is much easier than trying to filter LIBS to the minimum for each
+# executable. (Note that shared library links won't use this switch, though.)
+# On (at least) some Red-Hat-derived systems, this switch breaks linking to
+# libreadline; therefore we postpone testing it until we know what library
+# dependencies readline has. The test code will try to link with $LIBS.
+if test "$with_readline" = yes; then
+ link_test_func=readline
+else
+ link_test_func=exit
+fi
+if test "$PORTNAME" != "darwin"; then
+ PGAC_PROG_CC_LDFLAGS_OPT([-Wl,--as-needed], $link_test_func)
+else
+ # On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
+ PGAC_PROG_CC_LDFLAGS_OPT([-Wl,-dead_strip_dylibs], $link_test_func)
+fi
+
+
+# Begin output steps
+
+AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
+AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
+AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
+
# prepare build tree if outside source tree
# Note 1: test -ef might not exist, but it's more reliable than `pwd`.
# Note 2: /bin/pwd might be better than shell's built-in at getting