freebsd-dev/include/_ctype.h
Andrey A. Chernov 70e7b0732a Back out not human readable optimization in prev. commit which shown
to generate 3bytes longer opcode.
2007-11-01 03:18:02 +00:00

191 lines
6.1 KiB
C

/*
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* This code is derived from software contributed to Berkeley by
* Paul Borman at Krystal Technologies.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* From @(#)ctype.h 8.4 (Berkeley) 1/21/94
* From FreeBSD: src/include/ctype.h,v 1.27 2004/06/23 07:11:39 tjr Exp
* $FreeBSD$
*/
#ifndef __CTYPE_H_
#define __CTYPE_H_
#include <sys/cdefs.h>
#include <sys/_types.h>
#define _CTYPE_A 0x00000100L /* Alpha */
#define _CTYPE_C 0x00000200L /* Control */
#define _CTYPE_D 0x00000400L /* Digit */
#define _CTYPE_G 0x00000800L /* Graph */
#define _CTYPE_L 0x00001000L /* Lower */
#define _CTYPE_P 0x00002000L /* Punct */
#define _CTYPE_S 0x00004000L /* Space */
#define _CTYPE_U 0x00008000L /* Upper */
#define _CTYPE_X 0x00010000L /* X digit */
#define _CTYPE_B 0x00020000L /* Blank */
#define _CTYPE_R 0x00040000L /* Print */
#define _CTYPE_I 0x00080000L /* Ideogram */
#define _CTYPE_T 0x00100000L /* Special */
#define _CTYPE_Q 0x00200000L /* Phonogram */
#define _CTYPE_SW0 0x20000000L /* 0 width character */
#define _CTYPE_SW1 0x40000000L /* 1 width character */
#define _CTYPE_SW2 0x80000000L /* 2 width character */
#define _CTYPE_SW3 0xc0000000L /* 3 width character */
#define _CTYPE_SWM 0xe0000000L /* Mask for screen width data */
#define _CTYPE_SWS 30 /* Bits to shift to get width */
/* See comments in <sys/_types.h> about __ct_rune_t. */
__BEGIN_DECLS
unsigned long ___runetype(__ct_rune_t) __pure;
__ct_rune_t ___tolower(__ct_rune_t) __pure;
__ct_rune_t ___toupper(__ct_rune_t) __pure;
__END_DECLS
/*
* _EXTERNALIZE_CTYPE_INLINES_ is defined in locale/nomacros.c to tell us
* to generate code for extern versions of all our inline functions.
*/
#ifdef _EXTERNALIZE_CTYPE_INLINES_
#define _USE_CTYPE_INLINE_
#define static
#define __inline
#endif
extern int __mb_sb_limit;
/*
* Use inline functions if we are allowed to and the compiler supports them.
*/
#if !defined(_DONT_USE_CTYPE_INLINE_) && \
(defined(_USE_CTYPE_INLINE_) || defined(__GNUC__) || defined(__cplusplus))
#include <runetype.h>
static __inline int
__maskrune(__ct_rune_t _c, unsigned long _f)
{
return ((_c < 0 || _c >= _CACHED_RUNES) ? ___runetype(_c) :
_CurrentRuneLocale->__runetype[_c]) & _f;
}
static __inline int
__sbmaskrune(__ct_rune_t _c, unsigned long _f)
{
return (_c < 0 || _c >= __mb_sb_limit) ? 0 :
_CurrentRuneLocale->__runetype[_c] & _f;
}
static __inline int
__istype(__ct_rune_t _c, unsigned long _f)
{
return (!!__maskrune(_c, _f));
}
static __inline int
__sbistype(__ct_rune_t _c, unsigned long _f)
{
return (!!__sbmaskrune(_c, _f));
}
static __inline int
__isctype(__ct_rune_t _c, unsigned long _f)
{
return (_c < 0 || _c >= 128) ? 0 :
!!(_DefaultRuneLocale.__runetype[_c] & _f);
}
static __inline __ct_rune_t
__toupper(__ct_rune_t _c)
{
return (_c < 0 || _c >= _CACHED_RUNES) ? ___toupper(_c) :
_CurrentRuneLocale->__mapupper[_c];
}
static __inline __ct_rune_t
__sbtoupper(__ct_rune_t _c)
{
return (_c < 0 || _c >= __mb_sb_limit) ? _c :
_CurrentRuneLocale->__mapupper[_c];
}
static __inline __ct_rune_t
__tolower(__ct_rune_t _c)
{
return (_c < 0 || _c >= _CACHED_RUNES) ? ___tolower(_c) :
_CurrentRuneLocale->__maplower[_c];
}
static __inline __ct_rune_t
__sbtolower(__ct_rune_t _c)
{
return (_c < 0 || _c >= __mb_sb_limit) ? _c :
_CurrentRuneLocale->__maplower[_c];
}
static __inline int
__wcwidth(__ct_rune_t _c)
{
unsigned int _x;
if (_c == 0)
return (0);
_x = (unsigned int)__maskrune(_c, _CTYPE_SWM|_CTYPE_R);
if ((_x & _CTYPE_SWM) != 0)
return ((_x & _CTYPE_SWM) >> _CTYPE_SWS);
return ((_x & _CTYPE_R) != 0 ? 1 : -1);
}
#else /* not using inlines */
__BEGIN_DECLS
int __maskrune(__ct_rune_t, unsigned long);
int __sbmaskrune(__ct_rune_t, unsigned long);
int __istype(__ct_rune_t, unsigned long);
int __sbistype(__ct_rune_t, unsigned long);
int __isctype(__ct_rune_t, unsigned long);
__ct_rune_t __toupper(__ct_rune_t);
__ct_rune_t __sbtoupper(__ct_rune_t);
__ct_rune_t __tolower(__ct_rune_t);
__ct_rune_t __sbtolower(__ct_rune_t);
int __wcwidth(__ct_rune_t);
__END_DECLS
#endif /* using inlines */
#endif /* !__CTYPE_H_ */