freebsd-nq/include/_ctype.h
Mike Barcroft 86eedb4ef4 Solve the <runetype.h> pollution problem by disabling inline
optimizations when a standard has been requested, except when the
inline optimizations are also specifically requested.
2002-09-09 05:38:05 +00:00

229 lines
7.5 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.
*
* @(#)ctype.h 8.4 (Berkeley) 1/21/94
* $FreeBSD$
*/
#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 */
__BEGIN_DECLS
int isalnum(int);
int isalpha(int);
int iscntrl(int);
int isdigit(int);
int isgraph(int);
int islower(int);
int isprint(int);
int ispunct(int);
int isspace(int);
int isupper(int);
int isxdigit(int);
int tolower(int);
int toupper(int);
#if __XSI_VISIBLE
int _tolower(int);
int _toupper(int);
int isascii(int);
int toascii(int);
#endif
#if __BSD_VISIBLE
int digittoint(int);
int isblank(int);
int ishexnumber(int);
int isideogram(int);
int isnumber(int);
int isphonogram(int);
int isrune(int);
int isspecial(int);
#endif
__END_DECLS
#define isalnum(c) __istype((c), _CTYPE_A|_CTYPE_D)
#define isalpha(c) __istype((c), _CTYPE_A)
#define iscntrl(c) __istype((c), _CTYPE_C)
#define isdigit(c) __isctype((c), _CTYPE_D) /* ANSI -- locale independent */
#define isgraph(c) __istype((c), _CTYPE_G)
#define islower(c) __istype((c), _CTYPE_L)
#define isprint(c) __istype((c), _CTYPE_R)
#define ispunct(c) __istype((c), _CTYPE_P)
#define isspace(c) __istype((c), _CTYPE_S)
#define isupper(c) __istype((c), _CTYPE_U)
#define isxdigit(c) __isctype((c), _CTYPE_X) /* ANSI -- locale independent */
#define tolower(c) __tolower(c)
#define toupper(c) __toupper(c)
#if __XSI_VISIBLE
/*
* POSIX.1-2001 specifies _tolower() and _toupper() to be macros equivalent to
* tolower() and toupper() respectively, minus extra checking to ensure that
* the argument is a lower or uppercase letter respectively. We've chosen to
* implement these macros with the same error checking as tolower() and
* toupper() since this doesn't violate the specification itself, only its
* intent. We purposely leave _tolower() and _toupper() undocumented to
* discourage their use.
*
* XXX isascii() and toascii() should similarly be undocumented.
*/
#define _tolower(c) __tolower(c)
#define _toupper(c) __toupper(c)
#define isascii(c) (((c) & ~0x7F) == 0)
#define toascii(c) ((c) & 0x7F)
#endif
#if __BSD_VISIBLE
#define digittoint(c) __maskrune((c), 0xFF)
#define isblank(c) __istype((c), _CTYPE_B)
#define ishexnumber(c) __istype((c), _CTYPE_X)
#define isideogram(c) __istype((c), _CTYPE_I)
#define isnumber(c) __istype((c), _CTYPE_D)
#define isphonogram(c) __istype((c), _CTYPE_Q)
#define isrune(c) __istype((c), 0xFFFFFF00L)
#define isspecial(c) __istype((c), _CTYPE_T)
#endif
/* See comments in <sys/_types.h> about __ct_rune_t. */
__BEGIN_DECLS
unsigned long ___runetype(__ct_rune_t);
__ct_rune_t ___tolower(__ct_rune_t);
__ct_rune_t ___toupper(__ct_rune_t);
__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
/*
* <runetype.h> brings namespace pollution (struct member names). This prevents
* us from using the inline optimizations in the more strict __POSIX_VISIBLE and
* __XSI_VISIBLE namespaces. To fix this properly would require that we rename
* member names of long-standing structs, or something equally evil.
*/
#if !__BSD_VISIBLE && !defined(_USE_CTYPE_INLINE_) && \
!defined(_DONT_USE_CTYPE_INLINE_)
#define _DONT_USE_CTYPE_INLINE_
#endif
/*
* 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
__istype(__ct_rune_t _c, unsigned long _f)
{
return (!!__maskrune(_c, _f));
}
static __inline int
__isctype(__ct_rune_t _c, unsigned long _f)
{
return (_c < 0 || _c >= _CACHED_RUNES) ? 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
__tolower(__ct_rune_t _c)
{
return (_c < 0 || _c >= _CACHED_RUNES) ? ___tolower(_c) :
_CurrentRuneLocale->maplower[_c];
}
#else /* not using inlines */
__BEGIN_DECLS
int __maskrune(__ct_rune_t, unsigned long);
int __istype(__ct_rune_t, unsigned long);
int __isctype(__ct_rune_t, unsigned long);
__ct_rune_t __toupper(__ct_rune_t);
__ct_rune_t __tolower(__ct_rune_t);
__END_DECLS
#endif /* using inlines */
#endif /* !_CTYPE_H_ */