[Openmcl-devel] CCL 1.9 release candidate available
R. Matthew Emerson
rme at clozure.com
Wed Feb 6 20:48:37 UTC 2013
On Feb 6, 2013, at 3:36 PM, Alexander Repenning <alexander.repenning at Colorado.EDU> wrote:
> from the release notes:
>> access to high-resolution clock
>> CCL:CURRENT-TIME-IN-NANOSECONDS returns the number of elapsed nanoseconds since some arbitrary point in time (likely system boot.)
> This sounds very useful. What is the approximate resolution of this function on Windows, i.e., what kind of Windows timer function is this based on?
Pressing M-. on current-time-in-nanoseconds leads me to its definition in ccl:lib;time.lisp. On Windows, that function uses #_GetSystemTimeAsFileTime.
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