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Annotation of 43BSD/lib/libc/gen/strncmp.c, revision 1.1

1.1     ! root        1: #if defined(LIBC_SCCS) && !defined(lint)
        !             2: static char sccsid[] = "@(#)strncmp.c  5.2 (Berkeley) 3/9/86";
        !             3: #endif LIBC_SCCS and not lint
        !             4: 
        !             5: /*
        !             6:  * Compare strings (at most n bytes):  s1>s2: >0  s1==s2: 0  s1<s2: <0
        !             7:  */
        !             8: 
        !             9: strncmp(s1, s2, n)
        !            10: register char *s1, *s2;
        !            11: register n;
        !            12: {
        !            13: 
        !            14:        while (--n >= 0 && *s1 == *s2++)
        !            15:                if (*s1++ == '\0')
        !            16:                        return(0);
        !            17:        return(n<0 ? 0 : *s1 - *--s2);
        !            18: }

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