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Autodocs
 Devices:
 timer.device
  --background--
  AbortIO
  AddTime
  CmpTime
  GetSysTime
  ReadEClock
  SubTime
  TR_ADDREQUEST
  TR_GETSYSTIME
  TR_SETSYSTIME
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Docs » Autodocs » timer.device » CmpTime

NAME

	CmpTime -- Compare two timeval structures.

SYNOPSIS

	result = CmpTime( Dest, Source )
	D0                A0    A1
	LONG CmpTime( struct timeval *, struct timeval *);

FUNCTION

	This routine compares timeval structures
	A0 and A1 will be left unchanged

INPUTS

	Dest, Source -- pointers to timeval structures.

RESULT

	result will be   0 if Dest has same time as source
	                -1 if Dest has more time than source
	                +1 if Dest has less time than source

NOTES

	This function may be called from interrupts.

SEE ALSO

timer.device/AddTime(), timer.device/SubTime()

BUGS

	Older version of this document had the sense of the return
	codes wrong; the code hasn't changed but the document has.

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