dmake/unix/bsd43/vf/ctype.h

   1 /* RCS  $Id: ctype.h,v 1.1.1.1 2000-09-22 15:33:34 hr Exp $
   2 --
   3 -- SYNOPSIS
   4 --      ctype
   5 --
   6 -- DESCRIPTION
   7 --      ctype.h 4.2 85/09/04
   8 --
   9 -- AUTHOR
  10 --      Dennis Vadura, dvadura@dmake.wticorp.com
  11 --
  12 -- WWW
  13 --      http://dmake.wticorp.com/
  14 --
  15 -- COPYRIGHT
  16 --      Copyright (c) 1996,1997 by WTI Corp.  All rights reserved.
  17 --
  18 --      This program is NOT free software; you can redistribute it and/or
  19 --      modify it under the terms of the Software License Agreement Provided
  20 --      in the file <distribution-root>/readme/license.txt.
  21 --
  22 -- LOG
  23 --      Use cvs log to obtain detailed change logs.
  24 */
  25
  26 #define _U      01
  27 #define _L      02
  28 #define _N      04
  29 #define _S      010
  30 #define _P      020
  31 #define _C      040
  32 #define _X      0100
  33 #define _B      0200
  34
  35 extern  char    _ctype_[];
  36
  37 #define isalpha(c)      ((_ctype_+1)[c]&(_U|_L))
  38 #define isupper(c)      ((_ctype_+1)[c]&_U)
  39 #define islower(c)      ((_ctype_+1)[c]&_L)
  40 #define isdigit(c)      ((_ctype_+1)[c]&_N)
  41 #define isxdigit(c)     ((_ctype_+1)[c]&(_N|_X))
  42 #define isspace(c)      ((_ctype_+1)[c]&_S)
  43 #define ispunct(c)      ((_ctype_+1)[c]&_P)
  44 #define isalnum(c)      ((_ctype_+1)[c]&(_U|_L|_N))
  45 #define isprint(c)      ((_ctype_+1)[c]&(_P|_U|_L|_N|_B))
  46 #define isgraph(c)      ((_ctype_+1)[c]&(_P|_U|_L|_N))
  47 #define iscntrl(c)      ((_ctype_+1)[c]&_C)
  48 #define isascii(c)      ((unsigned)(c)<=0177)
  49 #define toupper(c)      ((c)-'a'+'A')
  50 #define tolower(c)      ((c)-'A'+'a')
  51 #define toascii(c)      ((c)&0177)