1ca987d46SWarner Losh /* 2ca987d46SWarner Losh * Copyright (c) 1987, 1993 3ca987d46SWarner Losh * The Regents of the University of California. All rights reserved. 4ca987d46SWarner Losh * 5ca987d46SWarner Losh * Redistribution and use in source and binary forms, with or without 6ca987d46SWarner Losh * modification, are permitted provided that the following conditions 7ca987d46SWarner Losh * are met: 8ca987d46SWarner Losh * 1. Redistributions of source code must retain the above copyright 9ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer. 10ca987d46SWarner Losh * 2. Redistributions in binary form must reproduce the above copyright 11ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer in the 12ca987d46SWarner Losh * documentation and/or other materials provided with the distribution. 13ca987d46SWarner Losh * 3. Neither the name of the University nor the names of its contributors 14ca987d46SWarner Losh * may be used to endorse or promote products derived from this software 15ca987d46SWarner Losh * without specific prior written permission. 16ca987d46SWarner Losh * 17ca987d46SWarner Losh * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18ca987d46SWarner Losh * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19ca987d46SWarner Losh * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20ca987d46SWarner Losh * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21ca987d46SWarner Losh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22ca987d46SWarner Losh * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23ca987d46SWarner Losh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24ca987d46SWarner Losh * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25ca987d46SWarner Losh * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26ca987d46SWarner Losh * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27ca987d46SWarner Losh * SUCH DAMAGE. 28ca987d46SWarner Losh */ 29ca987d46SWarner Losh 30ca987d46SWarner Losh #include <sys/cdefs.h> 31ca987d46SWarner Losh __FBSDID("$FreeBSD$"); 32ca987d46SWarner Losh 33ca987d46SWarner Losh #include <sys/cdefs.h> 34ca987d46SWarner Losh #include <string.h> 35ca987d46SWarner Losh #include "stand.h" 36ca987d46SWarner Losh 37ca987d46SWarner Losh #if defined(LIBC_SCCS) && !defined(lint) 38ca987d46SWarner Losh static char sccsid[] = "@(#)strcasecmp.c 8.1 (Berkeley) 6/4/93"; 39ca987d46SWarner Losh #endif /* LIBC_SCCS and not lint */ 40ca987d46SWarner Losh 41ca987d46SWarner Losh int 42*1f629966SAlfonso strcasecmp(const char *s1, const char *s2) 43ca987d46SWarner Losh { 44ca987d46SWarner Losh const u_char 45ca987d46SWarner Losh *us1 = (const u_char *)s1, 46ca987d46SWarner Losh *us2 = (const u_char *)s2; 47ca987d46SWarner Losh 48ca987d46SWarner Losh while (tolower(*us1) == tolower(*us2++)) 49ca987d46SWarner Losh if (*us1++ == '\0') 50ca987d46SWarner Losh return (0); 51ca987d46SWarner Losh return (tolower(*us1) - tolower(*--us2)); 52ca987d46SWarner Losh } 53ca987d46SWarner Losh 54ca987d46SWarner Losh int 55*1f629966SAlfonso strncasecmp(const char *s1, const char *s2, size_t n) 56ca987d46SWarner Losh { 57ca987d46SWarner Losh if (n != 0) { 58ca987d46SWarner Losh const u_char 59ca987d46SWarner Losh *us1 = (const u_char *)s1, 60ca987d46SWarner Losh *us2 = (const u_char *)s2; 61ca987d46SWarner Losh 62ca987d46SWarner Losh do { 63ca987d46SWarner Losh if (tolower(*us1) != tolower(*us2++)) 64ca987d46SWarner Losh return (tolower(*us1) - tolower(*--us2)); 65ca987d46SWarner Losh if (*us1++ == '\0') 66ca987d46SWarner Losh break; 67ca987d46SWarner Losh } while (--n != 0); 68ca987d46SWarner Losh } 69ca987d46SWarner Losh return (0); 70ca987d46SWarner Losh } 71