#if defined(LIBC_RCS) && !defined(lint) static char rcs_id[] = "$Header: strcmpn.c,v 1.2 86/09/08 17:04:41 tadl Exp $"; #endif /* * RCS info * $Locker: $ */ /* * Copyright (c) 1980 Regents of the University of California. * All rights reserved. The Berkeley software License Agreement * specifies the terms and conditions for redistribution. */ #if defined(LIBC_SCCS) && !defined(lint) static char sccsid[] = "@(#)strcmpn.c 4.3 (Berkeley) 3/9/86"; #endif LIBC_SCCS and not lint /* * Compare strings (at most n bytes): s1>s2: >0 s1==s2: 0 s1<s2: <0 */ strcmpn(s1, s2, n) register char *s1, *s2; register n; { while (--n >= 0 && *s1 == *s2++) if (*s1++ == '\0') return(0); return(n<0 ? 0 : *s1 - *--s2); }