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Amiga Format CD 7
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Amiga Format AFCD07 (Dec 1996, Issue 91).iso
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ixemul-complete
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ixemul
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string
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rindex.c
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C/C++ Source or Header
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1996-08-13
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2KB
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41 lines
/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* Redistribution and use in source and binary forms are permitted
* provided that: (1) source distributions retain this entire copyright
* notice and comment, and (2) distributions including binaries display
* the following acknowledgement: ``This product includes software
* developed by the University of California, Berkeley and its contributors''
* in the documentation or other materials provided with the distribution
* and in all advertising materials mentioning features or use of this
* software. Neither the name of the University nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#include "defs.h"
ENTRY(rindex)
ENTRY(strrchr)
asm("
movl sp@(4),a1 /* string */
movb sp@(11),d1 /* char to look for */
moveq #0,d0 /* clear rindex pointer */
rixloop:
cmpb a1@,d1 /* found our char? */
jne rixnope /* no, check for null */
movl a1,d0 /* yes, remember location */
rixnope:
tstb a1@+ /* null? */
jne rixloop /* no, keep going */
rts
");