Enable 64-bit integer datetimes by default, per previous discussion.

This requires a working 64-bit integer type. If such a type cannot
be found, "--disable-integer-datetimes" can be used to switch
back to the previous floating point-based datetime implementation.

1 files changed, 27 insertions, 3 deletions

diff --git a/configure b/configure
index c93694a0a2c..8691fa0ce41 100755
--- a/configure
+++ b/configure
@@ -1349,7 +1349,7 @@ if test -n "$ac_init_help"; then
 Optional Features:
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
-  --enable-integer-datetimes  enable 64-bit integer date/time support
+  --disable-integer-datetimes  disable 64-bit integer date/time support
   --enable-nls[=LANGUAGES]  enable Native Language Support
   --disable-shared        do not build shared libraries
   --disable-rpath         do not embed shared library search path in executables
@@ -2176,7 +2176,7 @@ fi
 
 
 #
-# 64-bit integer date/time storage (--enable-integer-datetimes)
+# 64-bit integer date/time storage: enabled by default.
 #
 { echo "$as_me:$LINENO: checking whether to build with 64-bit integer date/time support" >&5
 echo $ECHO_N "checking whether to build with 64-bit integer date/time support... $ECHO_C" >&6; }
@@ -2205,7 +2205,11 @@ echo "$as_me: error: no argument expected for --enable-integer-datetimes option"
   esac
 
 else
-  enable_integer_datetimes=no
+  enable_integer_datetimes=yes
+
+cat >>confdefs.h <<\_ACEOF
+#define USE_INTEGER_DATETIMES 1
+_ACEOF
 
 fi
 
@@ -23293,6 +23297,26 @@ fi
 
 
 
+# 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
+  { { echo "$as_me:$LINENO: 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." >&5
+echo "$as_me: error:
+Integer-based datetime support requires a 64-bit integer type,
+but no such type could be found. The --disable-integer-datetimes
+configure option can be used to disable integer-based storage
+of datetime values." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
+
 if test "$PORTNAME" != "win32"
 then
 { echo "$as_me:$LINENO: checking for POSIX signal interface" >&5