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1.1 ! root 1: .TH ETIME 3F "26 July 1983" ! 2: .UC 4 ! 3: .SH NAME ! 4: etime, dtime \- return elapsed execution time ! 5: .SH SYNOPSIS ! 6: .B function etime (tarray) ! 7: .br ! 8: .B real tarray(2) ! 9: .sp 1 ! 10: .B function dtime (tarray) ! 11: .br ! 12: .B real tarray(2) ! 13: .SH DESCRIPTION ! 14: These two routines return elapsed runtime in seconds for the calling process. ! 15: .I Dtime ! 16: returns the elapsed time since the last call to ! 17: .I dtime, ! 18: or the start of execution on the first call. ! 19: .PP ! 20: The argument array returns user time in the first element and system time ! 21: in the second element. ! 22: The function value is the sum of user and system time. ! 23: .PP ! 24: The resolution of all timing is 1/HZ sec. where HZ is currently 60. ! 25: .SH FILES ! 26: .ie \nM /usr/ucb/lib/libU77.a ! 27: .el /usr/lib/libU77.a ! 28: .SH "SEE ALSO" ! 29: times(2)
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