2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 * (c) UNIX System Laboratories, Inc.
7 * All or some portions of this file are derived from material licensed
8 * to the University of California by American Telephone and Telegraph
9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10 * the permission of UNIX System Laboratories, Inc.
12 * This code is derived from software contributed to Berkeley by
13 * Paul Borman at Krystal Technologies.
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
23 * 3. Neither the name of the University nor the names of its contributors
24 * may be used to endorse or promote products derived from this software
25 * without specific prior written permission.
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40 #if defined(LIBC_SCCS) && !defined(lint)
41 static char sccsid[] = "@(#)isctype.c 8.3 (Berkeley) 2/24/94";
42 #endif /* LIBC_SCCS and not lint */
43 #include <sys/cdefs.h>
44 __FBSDID("$FreeBSD$");
52 return (__sbmaskrune(c, 0xFF));
59 return (__sbistype(c, _CTYPE_A|_CTYPE_N));
66 return (__sbistype(c, _CTYPE_A));
73 return ((c & ~0x7F) == 0);
80 return (__sbistype(c, _CTYPE_B));
87 return (__sbistype(c, _CTYPE_C));
94 return (__isctype(c, _CTYPE_D));
101 return (__sbistype(c, _CTYPE_G));
108 return (__sbistype(c, _CTYPE_X));
115 return (__sbistype(c, _CTYPE_I));
122 return (__sbistype(c, _CTYPE_L));
129 return (__sbistype(c, _CTYPE_N));
136 return (__sbistype(c, _CTYPE_Q));
143 return (__sbistype(c, _CTYPE_R));
150 return (__sbistype(c, _CTYPE_P));
157 return (__sbistype(c, 0xFFFFFF00L));
164 return (__sbistype(c, _CTYPE_S));
171 return (__sbistype(c, _CTYPE_T));
178 return (__sbistype(c, _CTYPE_U));
185 return (__isctype(c, _CTYPE_X));
199 return (__sbtolower(c));
206 return (__sbtoupper(c));