mirror of
https://github.com/cryb-to/cryb-to.git
synced 2024-12-30 00:11:08 +00:00
103 lines
3.4 KiB
C
103 lines
3.4 KiB
C
/*-
|
|
* Copyright (c) 2012-2014 Dag-Erling Smørgrav
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote
|
|
* products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef CRYB_CTYPE_H_INCLUDED
|
|
#define CRYB_CTYPE_H_INCLUDED
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is a digit.
|
|
*/
|
|
#define is_digit(ch) \
|
|
(ch >= '0' && ch <= '9')
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is a hex digit.
|
|
*/
|
|
#define is_xdigit(ch) \
|
|
((ch >= '0' && ch <= '9') || \
|
|
(ch >= 'a' && ch <= 'f') || \
|
|
(ch >= 'A' && ch <= 'F'))
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is an uppercase letter.
|
|
*/
|
|
#define is_upper(ch) \
|
|
(ch >= 'A' && ch <= 'Z')
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is a lowercase letter.
|
|
*/
|
|
#define is_lower(ch) \
|
|
(ch >= 'a' && ch <= 'z')
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is a letter.
|
|
*/
|
|
#define is_letter(ch) \
|
|
(is_upper(ch) || is_lower(ch))
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is a linear whitespace character.
|
|
* For the purposes of this macro, the definition of linear whitespace is
|
|
* extended to include the form feed and carraige return characters.
|
|
*/
|
|
#define is_lws(ch) \
|
|
(ch == ' ' || ch == '\t' || ch == '\f' || ch == '\r')
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is a whitespace character.
|
|
*/
|
|
#define is_ws(ch) \
|
|
(is_lws(ch) || ch == '\n')
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is a printable ASCII character.
|
|
* Assumes that the execution character set is a superset of ASCII.
|
|
*/
|
|
#define is_p(ch) \
|
|
(ch >= '!' && ch <= '~')
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument belongs to the POSIX Portable
|
|
* Filename Character Set. Assumes that the execution character set is a
|
|
* superset of ASCII.
|
|
*/
|
|
#define is_pfcs(ch) \
|
|
(is_digit(ch) || is_letter(ch) || \
|
|
ch == '.' || ch == '_' || ch == '-')
|
|
|
|
/*
|
|
* Evaluates to non-zero if the argument is an unreserved character
|
|
* according to RFC 3986, i.e. can be used unencoded in URIs.
|
|
*/
|
|
#define is_uri(ch) \
|
|
(is_digit(ch) || is_letter(ch) || \
|
|
ch == '.' || ch == '_' || ch == '-' || ch == '~')
|
|
|
|
#endif
|