Path: utzoo!mnetor!uunet!husc6!bloom-beacon!tut.cis.ohio-state.edu!mailrus!ames!amdahl!dlb!megatest!djones
From: djones@megatest.UUCP (Dave Jones)
Newsgroups: comp.lang.c++
Subject: ctype.h for Sun/BSD
Message-ID: <352@goofy.megatest.UUCP>
Date: 24 Mar 88 23:13:51 GMT
Organization: Megatest Corporation, San Jose, Ca
Lines: 36


// Here's a ctype.h for SunOS-3.  It will probably work on most BSD
// derived systems. Just compare it to the C version to verify.
// No big deal, but it will save you some typing.

#ifndef CTYPEH
#define CTYPEH

const int _U = 01;
const int _L = 02;
const int _N = 04;
const int _S = 010;
const int _P = 020;
const int _C = 040;
const int _X = 0100;
const int _B = 0200;

extern	char	_ctype_[];

inline int isalpha(char c)  { return ((_ctype_+1)[c]&(_U|_L)); }
inline int isupper(char c)  { return ((_ctype_+1)[c]&_U); }
inline int islower(char c)  { return ((_ctype_+1)[c]&_L); }
inline int isdigit(char c)  { return ((_ctype_+1)[c]&_N); }
inline int isxdigit(char c) { return ((_ctype_+1)[c]&_X); }
inline int isspace(char c)  { return ((_ctype_+1)[c]&_S); }
inline int ispunct(char c)  { return ((_ctype_+1)[c]&_P); }
inline int isalnum(char c)  { return ((_ctype_+1)[c]&(_U|_L|_N)); }
inline int isprint(char c)  { return ((_ctype_+1)[c]&(_P|_U|_L|_N|_B)); }
inline int isgraph(char c)  { return ((_ctype_+1)[c]&(_P|_U|_L|_N)); }
inline int iscntrl(char c)  { return ((_ctype_+1)[c]&_C); }
inline int isascii(char c)  { return ((unsigned)(c)<=0177); }
inline int toupper(char c)  { return ((c)-'a'+'A'); }
inline int tolower(char c)  { return ((c)-'A'+'a'); }
inline int toascii(char c)  { return ((c)&0177); }

#endif CTYPEH