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Annotation of 43BSDTahoe/lib/libc/gen/strncmp.c, revision 1.1.1.1

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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