1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 23 /* All Rights Reserved */ 24 25 26 #ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5 */ 27 /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */ 28 29 #include "ctype.h" 30 31 /* 32 * Compare strings (at most n bytes) ignoring case 33 * returns: s1>s2; >0 s1==s2; 0 s1<s2; <0 34 */ 35 36 int 37 #if defined(__STDC__) 38 cs_strncmp( 39 char * s1, 40 char * s2, 41 int n 42 ) 43 #else 44 cs_strncmp(s1, s2, n) 45 register char *s1, *s2; 46 register n; 47 #endif 48 { 49 if(s1 == s2) 50 return(0); 51 while(--n >= 0 && toupper(*s1) == toupper(*s2++)) 52 if(*s1++ == '\0') 53 return(0); 54 return((n < 0)? 0: (toupper(*s1) - toupper(*--s2))); 55 } 56