mirror of https://github.com/GnoConsortium/gno.git
100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/****************************************************************
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*
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* ctype.h - character types
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*
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* February 1989
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* Mike Westerfield
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*
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* Copyright 1989
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* Byte Works, Inc.
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*
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****************************************************************/
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#ifndef __ctype__
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#define __ctype__
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extern char __ctype[],__ctype2[];
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#define __digit 0x01
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#define __upper 0x02
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#define __lower 0x04
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#define __control 0x08
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#define __punctuation 0x10
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#define __space 0x20
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#define __hex 0x40
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#define __print 0x80
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#define __csym 0x01
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#define __csymf 0x02
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#define __octal 0x04
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#define __blank 0x08
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#define _isalnum(c) ((__ctype)[(c)+1] & (__upper|__lower|__digit))
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#define _isalpha(c) ((__ctype)[(c)+1] & (__upper|__lower))
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#define _isascii(c) ((unsigned)(c) < 0x0080)
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#define _isblank(c) ((__ctype2)[(c)+1] & __blank)
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#define _iscntrl(c) ((__ctype)[(c)+1] & __control)
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#define _iscsym(c) ((__ctype2)[(c)+1] & __csym)
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#define _iscsymf(c) ((__ctype2)[(c)+1] & __csymf)
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#define _isdigit(c) ((__ctype)[(c)+1] & __digit)
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#define _isgraph(c) ((__ctype)[(c)+1] & (__upper|__lower|__digit|__punctuation))
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#define _islower(c) ((__ctype)[(c)+1] & __lower)
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#define _isodigit(c) ((__ctype2)[(c)+1] & __octal)
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#define _isprint(c) ((__ctype)[(c)+1] & __print)
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#define _ispunct(c) ((__ctype)[(c)+1] & __punctuation)
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#define _isspace(c) ((__ctype)[(c)+1] & __space)
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#define _isupper(c) ((__ctype)[(c)+1] & __upper)
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#define _isxdigit(c) ((__ctype)[(c)+1] & __hex)
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#define _toascii(c) ((c) & 0x7F)
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#define _tolower(c) ((c) | 0x20)
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#define _toupper(c) ((c) & 0x5F)
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/*
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* If one #includes this file, the macro will be used. Otherwise, the
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* function will be used.
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*/
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int isalnum(int);
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int isalpha(int);
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int iscntrl(int);
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int isdigit(int);
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int isgraph(int);
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int islower(int);
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int isprint(int);
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int ispunct(int);
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int isspace(int);
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int isupper(int);
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int isxdigit(int);
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int tolower(int); /* no macro version (but see _tolower()) */
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int toupper(int); /* no macro version (but see _toupper()) */
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#ifndef __KeepNamespacePure__
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int isascii(int);
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int isblank(int);
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int iscsym(int);
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int iscsymf(int);
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int isodigit(int);
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int toascii(int);
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int toint(char); /* No macro version */
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#endif
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#define isalnum(c) _isalnum(c)
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#define isalpha(c) _isalpha(c)
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#define iscntrl(c) _iscntrl(c)
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#define isdigit(c) _isdigit(c)
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#define isgraph(c) _isgraph(c)
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#define islower(c) _islower(c)
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#define isprint(c) _isprint(c)
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#define ispunct(c) _ispunct(c)
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#define isspace(c) _isspace(c)
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#define isupper(c) _isupper(c)
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#define isxdigit(c) _isxdigit(c)
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#ifndef __KeepNamespacePure__
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# define isascii(c) _isascii(c)
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# define isblank(c) _isblank(c)
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# define iscsym(c) _iscsym(c)
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# define iscsymf(c) _iscsymf(c)
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# define isodigit(c) _isodigit(c)
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# define toascii(c) _toascii(c)
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#endif
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#endif
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