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Annotation of 43BSD/lib/libc/compat-sys5/strcmpn.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 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: #if defined(LIBC_SCCS) && !defined(lint)
        !             8: static char sccsid[] = "@(#)strcmpn.c  4.3 (Berkeley) 3/9/86";
        !             9: #endif LIBC_SCCS and not lint
        !            10: 
        !            11: /*
        !            12:  * Compare strings (at most n bytes):  s1>s2: >0  s1==s2: 0  s1<s2: <0
        !            13:  */
        !            14: 
        !            15: strcmpn(s1, s2, n)
        !            16: register char *s1, *s2;
        !            17: register n;
        !            18: {
        !            19: 
        !            20:        while (--n >= 0 && *s1 == *s2++)
        !            21:                if (*s1++ == '\0')
        !            22:                        return(0);
        !            23:        return(n<0 ? 0 : *s1 - *--s2);
        !            24: }

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