usr/src/usr.bin/tn3270/api/dctype.h

/*
 * @(#)dctype.h 1.2 (Berkeley) %G%
 */

#define INCLUDED_ECTYPE

#define D_UPPER 0x01
#define D_LOWER 0x02
#define D_DIGIT 0x04
#define D_SPACE 0x08
#define D_PUNCT 0x10
#define D_PRINT 0x20

#define Disalpha(c)     (dctype[(c)]&(D_UPPER|D_LOWER))
#define Disupper(c)     (dctype[(c)]&D_UPPER)
#define Dislower(c)     (dctype[(c)]&D_LOWER)
#define Disdigit(c)     (dctype[(c)]&D_DIGIT)
#define Disalnum(c)     (dctype[(c)]&(D_UPPER|D_LOWER|D_DIGIT))
#define Disspace(c)     (dctype[(c)]&D_SPACE)   /* blank or null */
#define Dispunct(c)     (dctype[(c)]&D_PUNCT)
#define Disprint(c)     (dctype[(c)]&D_PRINT)

extern unsigned char dctype[192];