Update from y2038

Configuration information split out into its own header.

Added files to MANIFEST

Turn off USE_SYSTEM_GMTIME, ours is more reliable and possibly faster.

Fix type warnings found on Windows.

Remove unnecessary use of floor() and ceil().

1 files changed, 75 insertions, 0 deletions

diff --git a/time64_config.h b/time64_config.h
new file mode 100644
index 0000000000..c22a1153e2
--- /dev/null
+++ b/time64_config.h
@@ -0,0 +1,75 @@
+#ifndef TIME64_CONFIG_H
+#    define TIME64_CONFIG_H
+
+/* Configuration
+   -------------
+   Define as appropriate for your system.
+   Sensible defaults provided.
+*/
+
+/* INT_64_T
+   A 64 bit integer type to use to store time and others.
+   Must be defined.
+*/
+#define INT_64_T                Quad_t
+
+
+/* USE_TM64
+   Should we use a 64 bit safe replacement for tm?  This will
+   let you go past year 2 billion but the struct will be incompatible
+   with tm.  Conversion functions will be provided.
+*/
+#define USE_TM64
+
+
+/* Availability of system functions.
+
+   HAS_GMTIME_R
+   Define if your system has gmtime_r()
+
+   HAS_LOCALTIME_R
+   Define if your system has localtime_r()
+
+   HAS_TIMEGM
+   Define if your system has timegm(), a GNU extension.
+*/
+/* Set in config.h */
+
+
+/* Details of non-standard tm struct elements.
+
+   HAS_TM_TM_GMTOFF
+   True if your tm struct has a "tm_gmtoff" element.
+   A BSD extension.
+
+   HAS_TM_TM_ZONE
+   True if your tm struct has a "tm_zone" element.
+   A BSD extension.
+*/
+/* Set in config.h */
+
+
+/* USE_SYSTEM_LOCALTIME
+   USE_SYSTEM_GMTIME
+   Should we use the system functions if the time is inside their range?
+   Your system localtime() is probably more accurate, but our gmtime() is
+   fast and safe.
+*/
+#define USE_SYSTEM_LOCALTIME
+/* #define USE_SYSTEM_GMTIME */
+
+
+/* SYSTEM_LOCALTIME_MAX
+   SYSTEM_LOCALTIME_MIN
+   SYSTEM_GMTIME_MAX
+   SYSTEM_GMTIME_MIN
+   Maximum and minimum values your system's gmtime() and localtime()
+   can handle.  We will use your system functions if the time falls
+   inside these ranges.
+*/
+#define SYSTEM_LOCALTIME_MAX    LOCALTIME_MAX
+#define SYSTEM_LOCALTIME_MIN    LOCALTIME_MIN
+#define SYSTEM_GMTIME_MAX       GMTIME_MAX
+#define SYSTEM_GMTIME_MIN       GMTIME_MIN
+
+#endif TIME64_CONFIG_H