2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
10 * This code is derived from software contributed to Berkeley by
11 * Paul Borman at Krystal Technologies.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by the University of
24 * California, Berkeley and its contributors.
25 * 4. Neither the name of the University nor the names of its contributors
26 * may be used to endorse or promote products derived from this software
27 * without specific prior written permission.
29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42 #if defined(LIBC_SCCS) && !defined(lint)
43 static char sccsid[] = "@(#)isctype.c 8.3 (Berkeley) 2/24/94";
44 #endif /* LIBC_SCCS and not lint */
45 #include <sys/cdefs.h>
46 __FBSDID("$FreeBSD$");
55 return (__maskrune(c, 0xFF));
63 return (__istype(c, _CTYPE_A|_CTYPE_D));
71 return (__istype(c, _CTYPE_A));
79 return ((c & ~0x7F) == 0);
87 return (__istype(c, _CTYPE_B));
95 return (__istype(c, _CTYPE_C));
103 return (__isctype(c, _CTYPE_D));
111 return (__istype(c, _CTYPE_G));
119 return (__istype(c, _CTYPE_X));
127 return (__istype(c, _CTYPE_I));
135 return (__istype(c, _CTYPE_L));
143 return (__istype(c, _CTYPE_D));
151 return (__istype(c, _CTYPE_Q));
159 return (__istype(c, _CTYPE_R));
167 return (__istype(c, _CTYPE_P));
175 return (__istype(c, 0xFFFFFF00L));
183 return (__istype(c, _CTYPE_S));
191 return (__istype(c, _CTYPE_T));
199 return (__istype(c, _CTYPE_U));
207 return (__isctype(c, _CTYPE_X));
223 return (__tolower(c));
231 return (__toupper(c));