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[PATCH] gettimeofday time travels
- From: "Philip Aston" <paston at bea dot com>
- To: cygwin at cygwin dot com
- Date: Mon, 15 Apr 2002 21:58:48 +0100
- Subject: [PATCH] gettimeofday time travels
(Resent with appropriate subject in case the original was missed in
the discussion thread).
How about the attached quick and dirty fix?
- Phil
2002-04-14 Philip Aston <philipa@mail.com>
* times.cc (hires::usecs): Sync counter every ten minutes to
work around suspend bug.
Index: cygwin/times.cc
===================================================================
RCS file: /cvs/src/src/winsup/cygwin/times.cc,v
retrieving revision 1.30
diff -u -u -p -r1.30 times.cc
--- cygwin/times.cc 28 Mar 2002 05:20:53 -0000 1.30
+++ cygwin/times.cc 14 Apr 2002 15:09:04 -0000
@@ -599,5 +599,14 @@ hires::usecs (bool justdelta)
// FIXME: Use round() here?
now.QuadPart = (LONGLONG) (freq * (double) (now.QuadPart - primed_pc.QuadPart));
+
+ /* Reinitialise every ten minutes. Cheap hack to correct time after
+ suspend and resume. */
+ if (now.QuadPart > 600000000l)
+ {
+ inited = 0;
+ return usecs(justdelta);
+ }
+
return justdelta ? now.QuadPart : primed_ft.QuadPart + now.QuadPart;
}
--
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