m_ctype.h
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上传日期:2019-04-29
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- /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA */
- /*
- A better inplementation of the UNIX ctype(3) library.
- Notes: global.h should be included before ctype.h
- */
- #ifndef _m_ctype_h
- #define _m_ctype_h
- #ifdef __cplusplus
- extern "C" {
- #endif
- #define CHARSET_DIR "charsets/"
- typedef struct charset_info_st
- {
- uint number;
- const char *name;
- uchar *ctype;
- uchar *to_lower;
- uchar *to_upper;
- uchar *sort_order;
- uint strxfrm_multiply;
- int (*strcoll)(const uchar *, const uchar *);
- int (*strxfrm)(uchar *, const uchar *, int);
- int (*strnncoll)(const uchar *, int, const uchar *, int);
- int (*strnxfrm)(uchar *, const uchar *, int, int);
- my_bool (*like_range)(const char *, uint, pchar, uint,
- char *, char *, uint *, uint *);
- uint mbmaxlen;
- int (*ismbchar)(const char *, const char *);
- my_bool (*ismbhead)(uint);
- int (*mbcharlen)(uint);
- } CHARSET_INFO;
- /* strings/ctype.c */
- extern CHARSET_INFO *default_charset_info;
- extern CHARSET_INFO *find_compiled_charset(uint cs_number);
- extern CHARSET_INFO *find_compiled_charset_by_name(const char *name);
- extern CHARSET_INFO compiled_charsets[];
- #define MY_CHARSET_UNDEFINED 0
- #define MY_CHARSET_CURRENT (default_charset_info->number)
- #ifdef __WIN__
- #include <ctype.h>
- #endif
- /* Don't include std ctype.h when this is included */
- #define _CTYPE_H
- #define _CTYPE_INCLUDED
- #define __CTYPE_INCLUDED
- #define _CTYPE_USING /* Don't put names in global namespace. */
- #define _U 01 /* Upper case */
- #define _L 02 /* Lower case */
- #define _N 04 /* Numeral (digit) */
- #define _S 010 /* Spacing character */
- #define _P 020 /* Punctuation */
- #define _C 040 /* Control character */
- #define _B 0100 /* Blank */
- #define _X 0200 /* heXadecimal digit */
- #define my_ctype (default_charset_info->ctype)
- #define my_to_upper (default_charset_info->to_upper)
- #define my_to_lower (default_charset_info->to_lower)
- #define my_sort_order (default_charset_info->sort_order)
- #ifndef __WIN__
- #define _toupper(c) (char) my_to_upper[(uchar) (c)]
- #define _tolower(c) (char) my_to_lower[(uchar) (c)]
- #define toupper(c) (char) my_to_upper[(uchar) (c)]
- #define tolower(c) (char) my_to_lower[(uchar) (c)]
- #define isalpha(c) ((my_ctype+1)[(uchar) (c)] & (_U | _L))
- #define isupper(c) ((my_ctype+1)[(uchar) (c)] & _U)
- #define islower(c) ((my_ctype+1)[(uchar) (c)] & _L)
- #define isdigit(c) ((my_ctype+1)[(uchar) (c)] & _N)
- #define isxdigit(c) ((my_ctype+1)[(uchar) (c)] & _X)
- #define isalnum(c) ((my_ctype+1)[(uchar) (c)] & (_U | _L | _N))
- #define isspace(c) ((my_ctype+1)[(uchar) (c)] & _S)
- #define ispunct(c) ((my_ctype+1)[(uchar) (c)] & _P)
- #define isprint(c) ((my_ctype+1)[(uchar) (c)] & (_P | _U | _L | _N | _B))
- #define isgraph(c) ((my_ctype+1)[(uchar) (c)] & (_P | _U | _L | _N))
- #define iscntrl(c) ((my_ctype+1)[(uchar) (c)] & _C)
- #define isascii(c) (!((c) & ~0177))
- #define toascii(c) ((c) & 0177)
- #ifdef ctype
- #undef ctype
- #endif /* ctype */
- #endif /* __WIN__ */
- #define my_isalpha(s, c) (((s)->ctype+1)[(uchar) (c)] & (_U | _L))
- #define my_isupper(s, c) (((s)->ctype+1)[(uchar) (c)] & _U)
- #define my_islower(s, c) (((s)->ctype+1)[(uchar) (c)] & _L)
- #define my_isdigit(s, c) (((s)->ctype+1)[(uchar) (c)] & _N)
- #define my_isxdigit(s, c) (((s)->ctype+1)[(uchar) (c)] & _X)
- #define my_isalnum(s, c) (((s)->ctype+1)[(uchar) (c)] & (_U | _L | _N))
- #define my_isspace(s, c) (((s)->ctype+1)[(uchar) (c)] & _S)
- #define my_ispunct(s, c) (((s)->ctype+1)[(uchar) (c)] & _P)
- #define my_isprint(s, c) (((s)->ctype+1)[(uchar) (c)] & (_P | _U | _L | _N | _B))
- #define my_isgraph(s, c) (((s)->ctype+1)[(uchar) (c)] & (_P | _U | _L | _N))
- #define my_iscntrl(s, c) (((s)->ctype+1)[(uchar) (c)] & _C)
- #define use_strcoll(s) ((s)->strcoll != NULL)
- #define MY_STRXFRM_MULTIPLY (default_charset_info->strxfrm_multiply)
- #define my_strnxfrm(s, a, b, c, d) ((s)->strnxfrm((a), (b), (c), (d)))
- #define my_strnncoll(s, a, b, c, d) ((s)->strnncoll((a), (b), (c), (d)))
- #define my_strxfrm(s, a, b, c, d) ((s)->strnxfrm((a), (b), (c)))
- #define my_strcoll(s, a, b) ((s)->strcoll((a), (b)))
- #define my_like_range(s, a, b, c, d, e, f, g, h)
- ((s)->like_range((a), (b), (c), (d), (e), (f), (g), (h)))
- #define use_mb(s) ((s)->ismbchar != NULL)
- #define MBMAXLEN (default_charset_info->mbmaxlen)
- #define my_ismbchar(s, a, b) ((s)->ismbchar((a), (b)))
- #define my_ismbhead(s, a) ((s)->ismbhead((a)))
- #define my_mbcharlen(s, a) ((s)->mbcharlen((a)))
- /* Some macros that should be cleaned up a little */
- #define isvar(c) (isalnum(c) || (c) == '_')
- #define isvar_start(c) (isalpha(c) || (c) == '_')
- #define tocntrl(c) ((c) & 31)
- #define toprint(c) ((c) | 64)
- /* XXX: still need to take care of this one */
- #ifdef MY_CHARSET_TIS620
- #error The TIS620 charset is broken at the moment. Tell tim to fix it.
- #define USE_TIS620
- #include "t_ctype.h"
- #endif
- #ifdef __cplusplus
- }
- #endif
- #endif /* _m_ctype_h */