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Annotation of 43BSDTahoe/lib/libc/compat-sys5/strcmpn.c, revision 1.1.1.1

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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