freebsd-src/include/runetype.h
Warner Losh 5a1d14419a include: Remove ancient SCCS tags.
Remove ancient SCCS tags from the tree, automated scripting, with two
minor fixup to keep things compiling. All the common forms in the tree
were removed with a perl script.

Sponsored by:		Netflix
2023-11-26 22:23:28 -07:00

104 lines
3.7 KiB
C

/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 1993
* The Regents of the University of California. All rights reserved.
*
* 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. 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.
*/
#ifndef _RUNETYPE_H_
#define _RUNETYPE_H_
#include <sys/cdefs.h>
#include <sys/_types.h>
#define _CACHED_RUNES (1 <<8 ) /* Must be a power of 2 */
#define _CRMASK (~(_CACHED_RUNES - 1))
/*
* The lower 8 bits of runetype[] contain the digit value of the rune.
*/
typedef struct {
__rune_t __min; /* First rune of the range */
__rune_t __max; /* Last rune (inclusive) of the range */
__rune_t __map; /* What first maps to in maps */
unsigned long *__types; /* Array of types in range */
} _RuneEntry;
typedef struct {
int __nranges; /* Number of ranges stored */
_RuneEntry *__ranges; /* Pointer to the ranges */
} _RuneRange;
typedef struct {
char __magic[8]; /* Magic saying what version we are */
char __encoding[32]; /* ASCII name of this encoding */
__rune_t (*__sgetrune)(const char *, __size_t, char const **);
int (*__sputrune)(__rune_t, char *, __size_t, char **);
__rune_t __invalid_rune;
unsigned long __runetype[_CACHED_RUNES];
__rune_t __maplower[_CACHED_RUNES];
__rune_t __mapupper[_CACHED_RUNES];
/*
* The following are to deal with Runes larger than _CACHED_RUNES - 1.
* Their data is actually contiguous with this structure so as to make
* it easier to read/write from/to disk.
*/
_RuneRange __runetype_ext;
_RuneRange __maplower_ext;
_RuneRange __mapupper_ext;
void *__variable; /* Data which depends on the encoding */
int __variable_len; /* how long that data is */
} _RuneLocale;
#define _RUNE_MAGIC_1 "RuneMagi" /* Indicates version 0 of RuneLocale */
__BEGIN_DECLS
extern const _RuneLocale _DefaultRuneLocale;
extern const _RuneLocale *_CurrentRuneLocale;
#ifdef __RUNETYPE_INTERNAL
extern const _RuneLocale *__getCurrentRuneLocale(void);
#else
extern _Thread_local const _RuneLocale *_ThreadRuneLocale;
static __inline const _RuneLocale *__getCurrentRuneLocale(void)
{
if (_ThreadRuneLocale)
return _ThreadRuneLocale;
return _CurrentRuneLocale;
}
#endif /*__RUNETYPE_INTERNAL */
#define _CurrentRuneLocale (__getCurrentRuneLocale())
__END_DECLS
#endif /* !_RUNETYPE_H_ */