Return the current thread system CPU time in nanoseconds.

Synopsis

Declared in <bsls_timeutil.h>

static
Types::Int64
getThreadSystemTimer();

Description

Return the instantaneous values of a platform‐dependent timer for the current thread system time in absolute nanoseconds referenced to an arbitrary but fixed origin. Return ‐1 on platforms where per‐thread CPU timers are unavailable or in case of a system call failure. Note that this method is thread‐safe only if initialize has been called before.

Return Value

thread system CPU time in nanoseconds, or ‐1 on failure

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