source: openpam/trunk/lib/openpam_ctype.h @ 594

Last change on this file since 594 was 578, checked in by Dag-Erling Smørgrav, 9 years ago

As previously mentioned, move from 2-clause BSD to 3-clause BSD.

  • Property svn:keywords set to Id
File size: 2.5 KB
Line 
1/*-
2 * Copyright (c) 2012 Dag-Erling Smørgrav
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer
10 *    in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote
15 *    products derived from this software without specific prior written
16 *    permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $Id: openpam_ctype.h 578 2012-04-06 00:45:59Z des $
31 */
32
33#ifndef OPENPAM_CTYPE_H_INCLUDED
34#define OPENPAM_CTYPE_H_INCLUDED
35
36/*
37 * Evaluates to non-zero if the argument is a linear whitespace character.
38 * For the purposes of this macro, the definition of linear whitespace is
39 * extended to include the form feed and carraige return characters.
40 */
41#define is_lws(ch)                              \
42        (ch == ' ' || ch == '\t' || ch == '\f' || ch == '\r')
43
44/*
45 * Evaluates to non-zero if the argument is a whitespace character.
46 */
47#define is_ws(ch)                               \
48        (is_lws(ch) || ch == '\n')
49
50/*
51 * Evaluates to non-zero if the argument is a printable ASCII character.
52 * Assumes that the execution character set is a superset of ASCII.
53 */
54#define is_p(ch) \
55        (ch >= '!' && ch <= '~')
56
57/*
58 * Returns non-zero if the argument belongs to the POSIX Portable Filename
59 * Character Set.  Assumes that the execution character set is a superset
60 * of ASCII.
61 */
62#define is_pfcs(ch)                             \
63        ((ch >= '0' && ch <= '9') ||            \
64         (ch >= 'A' && ch <= 'Z') ||            \
65         (ch >= 'a' && ch <= 'z') ||            \
66         ch == '.' || ch == '_' || ch == '-')
67
68#endif
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