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76 lines
1.6 KiB
C
76 lines
1.6 KiB
C
/************************************************************
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CType.h
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Character handling
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Copyright American Telephone & Telegraph
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Used with permission, Apple Computer Inc. 1985-1990, 1992.
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All Rights Reserved.
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************************************************************/
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#ifndef __CTYPE__
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#define __CTYPE__
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/* @(#)ctype.h 2.1 */
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/* 3.0 SID # 1.2 */
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#define _U 01
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#define _L 02
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#define _N 04
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#define _S 010
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#define _P 020
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#define _C 040
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#define _B 0100
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#define _X 0200
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extern char * const __p_CType;
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#ifdef __cplusplus
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extern "C" {
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#endif
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int isalnum (int c);
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#define isalnum(c) ((__p_CType)[c]&(_U|_L|_N))
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int isalpha (int c);
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#define isalpha(c) ((__p_CType)[c]&(_U|_L))
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int iscntrl (int c);
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#define iscntrl(c) ((__p_CType)[c]&_C)
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int isdigit (int c);
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#define isdigit(c) ((__p_CType)[c]&_N)
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int isgraph (int c);
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#define isgraph(c) ((__p_CType)[c]&(_P|_U|_L|_N))
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int islower (int c);
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#define islower(c) ((__p_CType)[c]&_L)
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int isprint (int c);
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#define isprint(c) ((__p_CType)[c]&(_P|_U|_L|_N|_B))
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int ispunct (int c);
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#define ispunct(c) ((__p_CType)[c]&_P)
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int isspace (int c);
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#define isspace(c) ((__p_CType)[c]&_S)
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int isupper (int c);
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#define isupper(c) ((__p_CType)[c]&_U)
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int isxdigit (int c);
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#define isxdigit(c) ((__p_CType)[c]&_X)
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int tolower (int c);
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int toupper (int c);
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#ifndef __STDC__
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int isascii (int c);
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#define isascii(c) ( (unsigned int) (c) <= 0177)
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#define __tolower(c) ((c)-'A'+'a')
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#define __toupper(c) ((c)-'a'+'A')
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int toascii (int c);
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#define toascii(c) ((c)&0177)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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