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https://github.com/byteworksinc/ORCA-C.git
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dedd50c81e
This is needed to ensure correct behavior in cases where the macro is bypassed to access the library function, e.g. by enclosing the function name in parentheses or by taking its address.
89 lines
2.5 KiB
C
89 lines
2.5 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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int isalnum(int);
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int isalpha(int);
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#ifndef __KeepNamespacePure__
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int isascii(int);
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#endif
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int iscntrl(int);
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#ifndef __KeepNamespacePure__
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int iscsym(int);
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int iscsymf(int);
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#endif
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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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#ifndef __KeepNamespacePure__
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int isodigit(int);
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#endif
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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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#ifndef __KeepNamespacePure__
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int toascii(int);
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#endif
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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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#ifndef __KeepNamespacePure__
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#define isascii(c) ((unsigned)(c) < 0x0080)
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#endif
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#define iscntrl(c) ((__ctype)[(c)+1] & __control)
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#ifndef __KeepNamespacePure__
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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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#endif
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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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#ifndef __KeepNamespacePure__
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#define isodigit(c) ((__ctype2)[(c)+1] & __octal)
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#endif
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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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#ifndef __KeepNamespacePure__
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#define toascii(c) ((c) & 0x7F)
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#endif
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int toint(char);
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int tolower(int);
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int toupper(int);
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#define _tolower(c) ((c) | 0x20)
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#define _toupper(c) ((c) & 0x5F)
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#endif
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