1: /*
   2:  * Copyright (c) 1987 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #ifdef LIBC_SCCS
   8:         <@(#)strlen.s	1.1 (Berkeley) 1/20/87\0>
   9:         .even
  10: #endif LIBC_SCCS
  11: 
  12: /*
  13:  * Return the length of cp (not counting '\0').
  14:  *
  15:  * strlen(cp)
  16:  *	char *cp;
  17:  */
  18: #include "DEFS.h"
  19: 
  20: ENTRY(strlen)
  21:         mov     2(sp),r0        / r0 = cp
  22: 1:
  23:         tstb    (r0)+           / find end os string
  24:         bne     1b
  25:         sub     2(sp),r0        / length = location('\0')+1 - cp - 1
  26:         dec     r0
  27:         rts     pc

Defined functions

_strlen defined in line 20; used 1906 times
Last modified: 1987-01-25
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