mirror of https://github.com/openbsd/src.git
310 lines
7.2 KiB
C
310 lines
7.2 KiB
C
/* $OpenBSD: ctype.h,v 1.26 2024/02/04 13:03:18 jca Exp $ */
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/* $NetBSD: ctype.h,v 1.14 1994/10/26 00:55:47 cgd Exp $ */
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/*
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* Copyright (c) 1989 The Regents of the University of California.
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* All rights reserved.
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* (c) UNIX System Laboratories, Inc.
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* All or some portions of this file are derived from material licensed
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* to the University of California by American Telephone and Telegraph
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* Co. or Unix System Laboratories, Inc. and are reproduced herein with
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* the permission of UNIX System Laboratories, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)ctype.h 5.3 (Berkeley) 4/3/91
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*/
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#ifndef _CTYPE_H_
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#define _CTYPE_H_
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#include <sys/cdefs.h>
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#define _CTYPE_U 0x01
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#define _CTYPE_L 0x02
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#define _CTYPE_N 0x04
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#define _CTYPE_S 0x08
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#define _CTYPE_P 0x10
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#define _CTYPE_C 0x20
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#define _CTYPE_X 0x40
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#define _CTYPE_B 0x80
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#if __POSIX_VISIBLE >= 200809
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#ifndef _LOCALE_T_DEFINED_
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#define _LOCALE_T_DEFINED_
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typedef void *locale_t;
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#endif
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#endif
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__BEGIN_DECLS
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extern const char *_ctype_;
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extern const short *_tolower_tab_;
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extern const short *_toupper_tab_;
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#if defined(__GNUC__) || defined(_ANSI_LIBRARY)
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int isalnum(int);
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int isalpha(int);
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int iscntrl(int);
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int isdigit(int);
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int isgraph(int);
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int islower(int);
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int isprint(int);
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int ispunct(int);
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int isspace(int);
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int isupper(int);
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int isxdigit(int);
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int tolower(int);
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int toupper(int);
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#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
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|| __XPG_VISIBLE > 600
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int isblank(int);
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#endif
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#if __BSD_VISIBLE || __XPG_VISIBLE
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int isascii(int);
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int toascii(int);
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int _tolower(int);
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int _toupper(int);
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#endif /* __BSD_VISIBLE || __XPG_VISIBLE */
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#if __POSIX_VISIBLE >= 200809
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int isalnum_l(int, locale_t);
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int isalpha_l(int, locale_t);
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int isblank_l(int, locale_t);
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int iscntrl_l(int, locale_t);
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int isdigit_l(int, locale_t);
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int isgraph_l(int, locale_t);
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int islower_l(int, locale_t);
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int isprint_l(int, locale_t);
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int ispunct_l(int, locale_t);
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int isspace_l(int, locale_t);
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int isupper_l(int, locale_t);
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int isxdigit_l(int, locale_t);
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int tolower_l(int, locale_t);
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int toupper_l(int, locale_t);
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#endif
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#endif /* __GNUC__ || _ANSI_LIBRARY */
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#if !defined(_ANSI_LIBRARY) && !defined(__cplusplus)
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__only_inline int isalnum(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] &
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(_CTYPE_U|_CTYPE_L|_CTYPE_N)));
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}
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__only_inline int isalpha(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] &
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(_CTYPE_U|_CTYPE_L)));
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}
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__only_inline int iscntrl(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] & _CTYPE_C));
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}
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__only_inline int isdigit(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] & _CTYPE_N));
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}
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__only_inline int isgraph(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] &
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(_CTYPE_P|_CTYPE_U|_CTYPE_L|_CTYPE_N)));
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}
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__only_inline int islower(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] & _CTYPE_L));
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}
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__only_inline int isprint(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] &
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(_CTYPE_P|_CTYPE_U|_CTYPE_L|_CTYPE_N|_CTYPE_B)));
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}
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__only_inline int ispunct(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] & _CTYPE_P));
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}
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__only_inline int isspace(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] & _CTYPE_S));
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}
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__only_inline int isupper(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] & _CTYPE_U));
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}
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__only_inline int isxdigit(int _c)
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{
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return (_c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)_c] &
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(_CTYPE_N|_CTYPE_X)));
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}
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__only_inline int tolower(int _c)
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{
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if ((unsigned int)_c > 255)
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return (_c);
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return ((_tolower_tab_ + 1)[_c]);
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}
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__only_inline int toupper(int _c)
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{
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if ((unsigned int)_c > 255)
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return (_c);
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return ((_toupper_tab_ + 1)[_c]);
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}
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#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
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|| __XPG_VISIBLE > 600
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__only_inline int isblank(int _c)
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{
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return (_c == ' ' || _c == '\t');
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}
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#endif
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#if __BSD_VISIBLE || __XPG_VISIBLE
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__only_inline int isascii(int _c)
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{
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return ((unsigned int)_c <= 0177);
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}
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__only_inline int toascii(int _c)
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{
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return (_c & 0177);
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}
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__only_inline int _tolower(int _c)
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{
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return (_c - 'A' + 'a');
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}
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__only_inline int _toupper(int _c)
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{
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return (_c - 'a' + 'A');
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}
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#endif /* __BSD_VISIBLE || __XPG_VISIBLE */
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#if __POSIX_VISIBLE >= 200809
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__only_inline int
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isalnum_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isalnum(_c);
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}
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__only_inline int
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isalpha_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isalpha(_c);
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}
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__only_inline int
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isblank_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isblank(_c);
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}
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__only_inline int
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iscntrl_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return iscntrl(_c);
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}
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__only_inline int
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isdigit_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isdigit(_c);
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}
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__only_inline int
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isgraph_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isgraph(_c);
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}
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__only_inline int
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islower_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return islower(_c);
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}
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__only_inline int
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isprint_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isprint(_c);
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}
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__only_inline int
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ispunct_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return ispunct(_c);
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}
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__only_inline int
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isspace_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isspace(_c);
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}
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__only_inline int
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isupper_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isupper(_c);
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}
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__only_inline int
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isxdigit_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return isxdigit(_c);
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}
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__only_inline int
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tolower_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return tolower(_c);
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}
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__only_inline int
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toupper_l(int _c, locale_t _l __attribute__((__unused__)))
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{
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return toupper(_c);
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}
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#endif /* __POSIX_VISIBLE >= 200809 */
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#endif /* !_ANSI_LIBRARY */
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__END_DECLS
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#endif /* !_CTYPE_H_ */
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