include/sys/ctype_inline.h

   1 /* $NetBSD: ctype_inline.h,v 1.2 2010/12/14 02:28:57 joerg Exp $ */
   2
   3 /*
   4  * Copyright (c) 1989 The Regents of the University of California.
   5  * 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.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions and the following disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  * 3. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  *
  36  *      @(#)ctype.h     5.3 (Berkeley) 4/3/91
  37  *      NetBSD: ctype.h,v 1.30 2010/05/22 06:38:15 tnozaki Exp
  38  */
  39
  40 #ifndef _CTYPE_INLINE_H_
  41 #define _CTYPE_INLINE_H_
  42
  43 #include <sys/cdefs.h>
  44 #include <sys/featuretest.h>
  45
  46 #include <sys/ctype_bits.h>
  47
  48 #define isdigit(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & _CTYPE_N))
  49 #define islower(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & _CTYPE_L))
  50 #define isspace(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & _CTYPE_S))
  51 #define ispunct(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & _CTYPE_P))
  52 #define isupper(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & _CTYPE_U))
  53 #define isalpha(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & (_CTYPE_U|_CTYPE_L)))
  54 #define isxdigit(c)     ((int)((_ctype_ + 1)[(unsigned char)(c)] & (_CTYPE_N|_CTYPE_X)))
  55 #define isalnum(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & (_CTYPE_U|_CTYPE_L|_CTYPE_N)))
  56 #define isprint(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & (_CTYPE_P|_CTYPE_U|_CTYPE_L|_CTYPE_N|_CTYPE_B)))
  57 #define isgraph(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & (_CTYPE_P|_CTYPE_U|_CTYPE_L|_CTYPE_N)))
  58 #define iscntrl(c)      ((int)((_ctype_ + 1)[(unsigned char)(c)] & _CTYPE_C))
  59 #define tolower(c)      ((int)((_tolower_tab_ + 1)[(unsigned char)(c)]))
  60 #define toupper(c)      ((int)((_toupper_tab_ + 1)[(unsigned char)(c)]))
  61
  62 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
  63 #define isascii(c)      ((unsigned)(c) <= 0177)
  64 #define toascii(c)      ((c) & 0177)
  65 #define _tolower(c)     ((c) - 'A' + 'a')
  66 #define _toupper(c)     ((c) - 'a' + 'A')
  67 #endif
  68
  69 #if defined(_ISO_C99_SOURCE) || (_POSIX_C_SOURCE - 0) > 200112L || \
  70     (_XOPEN_SOURCE - 0) > 600 || defined(_NETBSD_SOURCE)
  71
  72 /*
  73  * isblank() is implemented as C function, due to insufficient bitwidth in
  74  * _ctype_.  Note that _B does not mean isblank - it means isprint && !isgraph.
  75  */
  76 #if 0
  77 #define isblank(c)      ((int)((_ctype_ + 1)[(c)] & _B))
  78 #endif
  79
  80 #endif
  81
  82 #endif /* !_CTYPE_INLINE_H_ */