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, 22 insertions, 61 deletions

diff --git a/time64.h b/time64.h
index 85e2ff59a6..e8c649b866 100644
--- a/time64.h
+++ b/time64.h
@@ -1,68 +1,15 @@
 #include <time.h>
+#include "time64_config.h"
 
-#ifndef LOCALTIME64_H
-#    define LOCALTIME64_H
+#ifndef TIME64_H
+#    define TIME64_H
 
-/* Configuration. */
-/* Define as appropriate for your system */
-/*
-   HAS_GMTIME_R
-   Defined if your system has gmtime_r()
 
-   HAS_LOCALTIME_R
-   Defined if your system has localtime_r()
+/* Set our custom types */
+typedef INT_64_T        Int64;
+typedef Int64           Time64_T;
+typedef Int64           Year;
 
-   HAS_TIMEGM
-   Defined if your system has timegm()
-
-   HAS_TM_TM_GMTOFF
-   Defined if your tm struct has a "tm_gmtoff" element.
-
-   HAS_TM_TM_ZONE
-   Defined if your tm struct has a "tm_zone" element.
-
-   SYSTEM_LOCALTIME_MAX
-   SYSTEM_LOCALTIME_MIN
-   SYSTEM_GMTIME_MAX
-   SYSTEM_GMTIME_MIN
-   Maximum and minimum values your system's gmtime() and localtime()
-   can handle.
-
-   USE_SYSTEM_LOCALTIME
-   USE_SYSTEM_GMTIME
-   Should we use the system functions if the time is inside their range?
-
-   USE_TM64
-   Should we use a 64 bit safe tm struct which can handle a
-   year range greater than 2 billion?
-*/
-
-#define SYSTEM_LOCALTIME_MAX    LOCALTIME_MAX
-#define SYSTEM_LOCALTIME_MIN    LOCALTIME_MIN
-#define SYSTEM_GMTIME_MAX       GMTIME_MAX
-#define SYSTEM_GMTIME_MIN       GMTIME_MIN
-
-/* It'll be faster */
-#define USE_SYSTEM_LOCALTIME    1
-#define USE_SYSTEM_GMTIME       1
-
-/* Let's get all the time */
-#define USE_TM64
-
-#ifdef USE_TM64
-#define TM      TM64
-#else
-#define TM      tm
-#endif
-
-/* 64 bit types.  Set as appropriate for your system. */
-typedef Quad_t               Time64_T;
-typedef Quad_t               Int64;
-typedef Int64                Year;
-
-struct TM *gmtime64_r    (const Time64_T *, struct TM *);
-struct TM *localtime64_r (const Time64_T *, struct TM *);
-Time64_T   timegm64      (struct TM *);
 
 /* A copy of the tm struct but with a 64 bit year */
 struct TM64 {
@@ -86,7 +33,21 @@ struct TM64 {
 };
 
 
-/* Not everyone has gm/localtime_r() */
+/* Decide which tm struct to use */
+#ifdef USE_TM64
+#define TM      TM64
+#else
+#define TM      tm
+#endif
+
+
+/* Declare public functions */
+struct TM *gmtime64_r    (const Time64_T *, struct TM *);
+struct TM *localtime64_r (const Time64_T *, struct TM *);
+Time64_T   timegm64      (struct TM *);
+
+
+/* Not everyone has gm/localtime_r(), provide a replacement */
 #ifdef HAS_LOCALTIME_R
 #    define LOCALTIME_R(clock, result) localtime_r(clock, result)
 #else