support SDK < 10.6, fixes #14902

[wxWidgets.git] / include / wx / time.h

diff --git a/include/wx/time.h b/include/wx/time.h
index 29ca1029cbc77974d055d2e7775091f56380e8bc..8b79d3ec578f61f0da085ccd9bc98e5b8ce63450 100644 (file)
--- a/include/wx/time.h
+++ b/include/wx/time.h
@@ -11,7 +11,67 @@
 #ifndef _WX_TIME_H_
 #define _WX_TIME_H_
 
+#include "wx/longlong.h"
+
 // Returns the difference between UTC and local time in seconds.
 WXDLLIMPEXP_BASE int wxGetTimeZone();
 
+// Get number of seconds since local time 00:00:00 Jan 1st 1970.
+extern long WXDLLIMPEXP_BASE wxGetLocalTime();
+
+// Get number of seconds since GMT 00:00:00, Jan 1st 1970.
+extern long WXDLLIMPEXP_BASE wxGetUTCTime();
+
+#if wxUSE_LONGLONG
+    typedef wxLongLong wxMilliClock_t;
+    inline long wxMilliClockToLong(wxLongLong ll) { return ll.ToLong(); }
+#else
+    typedef double wxMilliClock_t;
+    inline long wxMilliClockToLong(double d) { return wx_truncate_cast(long, d); }
+#endif // wxUSE_LONGLONG
+
+// Get number of milliseconds since local time 00:00:00 Jan 1st 1970
+extern wxMilliClock_t WXDLLIMPEXP_BASE wxGetLocalTimeMillis();
+
+#if wxUSE_LONGLONG
+
+// Get the number of milliseconds or microseconds since the Epoch.
+wxLongLong WXDLLIMPEXP_BASE wxGetUTCTimeMillis();
+wxLongLong WXDLLIMPEXP_BASE wxGetUTCTimeUSec();
+
+#endif // wxUSE_LONGLONG
+
+#define wxGetCurrentTime() wxGetLocalTime()
+
+// on some really old systems gettimeofday() doesn't have the second argument,
+// define wxGetTimeOfDay() to hide this difference
+#ifdef HAVE_GETTIMEOFDAY
+    #ifdef WX_GETTIMEOFDAY_NO_TZ
+        #define wxGetTimeOfDay(tv)      gettimeofday(tv)
+    #else
+        #define wxGetTimeOfDay(tv)      gettimeofday((tv), NULL)
+    #endif
+#endif // HAVE_GETTIMEOFDAY
+
+/* Two wrapper functions for thread safety */
+#ifdef HAVE_LOCALTIME_R
+#define wxLocaltime_r localtime_r
+#else
+WXDLLIMPEXP_BASE struct tm *wxLocaltime_r(const time_t*, struct tm*);
+#if wxUSE_THREADS && !defined(__WINDOWS__) && !defined(__WATCOMC__)
+     // On Windows, localtime _is_ threadsafe!
+#warning using pseudo thread-safe wrapper for localtime to emulate localtime_r
+#endif
+#endif
+
+#ifdef HAVE_GMTIME_R
+#define wxGmtime_r gmtime_r
+#else
+WXDLLIMPEXP_BASE struct tm *wxGmtime_r(const time_t*, struct tm*);
+#if wxUSE_THREADS && !defined(__WINDOWS__) && !defined(__WATCOMC__)
+     // On Windows, gmtime _is_ threadsafe!
+#warning using pseudo thread-safe wrapper for gmtime to emulate gmtime_r
+#endif
+#endif
+
 #endif // _WX_TIME_H_