128 lines
3.4 KiB
C
128 lines
3.4 KiB
C
/***
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*ctype.h - character conversion macros and ctype macros
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*
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* Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* Defines macros for character classification/conversion.
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* [ANSI/System V]
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*
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****/
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#ifndef _INC_CTYPE
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if (_MSC_VER <= 600)
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#define __cdecl _cdecl
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#define __far _far
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#define __near _near
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#endif
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/*
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* This declaration allows the user access to the ctype look-up
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* array _ctype defined in ctype.obj by simply including ctype.h
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*/
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extern unsigned char __near __cdecl _ctype[];
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/* set bit masks for the possible character types */
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#define _UPPER 0x1 /* upper case letter */
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#define _LOWER 0x2 /* lower case letter */
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#define _DIGIT 0x4 /* digit[0-9] */
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#define _SPACE 0x8 /* tab, carriage return, newline, */
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/* vertical tab or form feed */
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#define _PUNCT 0x10 /* punctuation character */
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#define _CONTROL 0x20 /* control character */
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#define _BLANK 0x40 /* space char */
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#define _HEX 0x80 /* hexadecimal digit */
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/* character classification function prototypes */
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#ifndef _CTYPE_DEFINED
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int __cdecl isalpha(int);
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int __cdecl isupper(int);
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int __cdecl islower(int);
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int __cdecl isdigit(int);
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int __cdecl isxdigit(int);
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int __cdecl isspace(int);
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int __cdecl ispunct(int);
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int __cdecl isalnum(int);
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int __cdecl isprint(int);
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int __cdecl isgraph(int);
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int __cdecl iscntrl(int);
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int __cdecl toupper(int);
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int __cdecl tolower(int);
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int __cdecl _tolower(int);
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int __cdecl _toupper(int);
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int __cdecl __isascii(int);
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int __cdecl __toascii(int);
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int __cdecl __iscsymf(int);
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int __cdecl __iscsym(int);
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#define _CTYPE_DEFINED
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#endif
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#ifdef _INTL
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int __cdecl __isleadbyte(int);
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#endif
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/* the character classification macro definitions */
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#define isalpha(_c) ( (_ctype+1)[_c] & (_UPPER|_LOWER) )
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#define isupper(_c) ( (_ctype+1)[_c] & _UPPER )
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#define islower(_c) ( (_ctype+1)[_c] & _LOWER )
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#define isdigit(_c) ( (_ctype+1)[_c] & _DIGIT )
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#define isxdigit(_c) ( (_ctype+1)[_c] & _HEX )
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#define isspace(_c) ( (_ctype+1)[_c] & _SPACE )
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#define ispunct(_c) ( (_ctype+1)[_c] & _PUNCT )
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#define isalnum(_c) ( (_ctype+1)[_c] & (_UPPER|_LOWER|_DIGIT) )
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#define isprint(_c) ( (_ctype+1)[_c] & (_BLANK|_PUNCT|_UPPER|_LOWER|_DIGIT) )
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#define isgraph(_c) ( (_ctype+1)[_c] & (_PUNCT|_UPPER|_LOWER|_DIGIT) )
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#define iscntrl(_c) ( (_ctype+1)[_c] & _CONTROL )
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#ifndef __STDC__
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#define toupper(_c) ( (islower(_c)) ? _toupper(_c) : (_c) )
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#define tolower(_c) ( (isupper(_c)) ? _tolower(_c) : (_c) )
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#endif
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#define _tolower(_c) ( (_c)-'A'+'a' )
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#define _toupper(_c) ( (_c)-'a'+'A' )
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#define __isascii(_c) ( (unsigned)(_c) < 0x80 )
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#define __toascii(_c) ( (_c) & 0x7f )
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#ifndef isleadbyte
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#ifdef _INTL
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#define isleadbyte(_c) __isleadbyte(_c)
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#else
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#define isleadbyte(_c) (0)
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#endif
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#endif
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/* extended ctype macros */
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#define __iscsymf(_c) (isalpha(_c) || ((_c) == '_'))
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#define __iscsym(_c) (isalnum(_c) || ((_c) == '_'))
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#ifndef __STDC__
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/* Non-ANSI names for compatibility */
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#ifndef _CTYPE_DEFINED
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int __cdecl isascii(int);
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int __cdecl toascii(int);
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int __cdecl iscsymf(int);
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int __cdecl iscsym(int);
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#else
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#define isascii __isascii
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#define toascii __toascii
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#define iscsymf __iscsymf
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#define iscsym __iscsym
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#endif
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#endif
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#ifdef __cplusplus
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}
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#endif
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#define _INC_CTYPE
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#endif
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