1 /*- 2 * Copyright (c) 1979, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #ifndef lint 9 static char sccsid[] = "@(#)CLCK.c 8.1 (Berkeley) 06/06/93"; 10 #endif /* not lint */ 11 12 #include <sys/time.h> 13 #include <sys/resource.h> 14 15 long 16 CLCK() 17 { 18 struct rusage ru; 19 20 if (getrusage(RUSAGE_SELF, &ru) < 0) 21 return (-1); 22 return (ru.ru_utime.tv_sec * 1000 + ru.ru_utime.tv_usec / 1000); 23 } 24