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CLOCK (3) | C library functions | Unix Manual Pages | :man

NAME

clock - determine processor time used

CONTENTS

Library
Synopsis
Description
Return Values
See Also
Standards

LIBRARY


.Lb libc

SYNOPSIS


.In time.h clock_t clock void

DESCRIPTION

The clock function determines the amount of processor time used since the invocation of the calling process, measured in CLOCKS_PER_SEC s of a second.

RETURN VALUES

The clock function returns the amount of time used unless an error occurs, in which case the return value is -1.

SEE ALSO

getrusage(2), clocks(7)

STANDARDS


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