cde/programs/dtksh/ksh93/src/lib/libast/include/national.h

   1 /* $XConsortium: national.h /main/3 1995/11/01 17:38:14 rswiston $ */
   2 /***************************************************************
   3 *                                                              *
   4 *                      AT&T - PROPRIETARY                      *
   5 *                                                              *
   6 *        THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF        *
   7 *                    AT&T BELL LABORATORIES                    *
   8 *         AND IS NOT TO BE DISCLOSED OR USED EXCEPT IN         *
   9 *            ACCORDANCE WITH APPLICABLE AGREEMENTS             *
  10 *                                                              *
  11 *          Copyright (c) 1993 AT&T Bell Laboratories           *
  12 *              Unpublished & Not for Publication               *
  13 *                     All Rights Reserved                      *
  14 *                                                              *
  15 *       The copyright notice above does not evidence any       *
  16 *      actual or intended publication of such source code      *
  17 *                                                              *
  18 *               This software was created by the               *
  19 *           Advanced Software Technology Department            *
  20 *                    AT&T Bell Laboratories                    *
  21 *                                                              *
  22 *               For further information contact                *
  23 *                    {ulysses,attmail}!dgk                     *
  24 *                     dgk@ulysses.att.com                      *
  25 *                   David Korn 908-582-7975                    *
  26 *                                                              *
  27 ***************************************************************/
  28
  29 #line 1
  30
  31 /* %W% */
  32
  33 /*
  34  *  national.h -  definitions for international character sets
  35  *
  36  *   David Korn
  37  *   AT&T Bell Laboratories
  38  *   Room 5D-112
  39  *   Murray Hill, N. J. 07974
  40  *   Tel. x7975
  41  *
  42  */
  43
  44 /*
  45  * This data must be defined for each country in defs.c
  46  */
  47
  48 #ifndef HIGHBIT
  49 #   define HIGHBIT              (1<<(CHAR_BIT-1))
  50 #endif /* HIGHBIT */
  51
  52 #ifndef ESS_MAXCHAR     /* allow multiple includes */
  53
  54 /*
  55  *  This section may change from country to country
  56  */
  57
  58 #define ESS_MAXCHAR     2       /* Maximum number of non-escape bytes
  59                                    for any and all character sets */
  60 #define CCS1_IN_SIZE    2
  61 #define CCS1_OUT_SIZE   2
  62 #define CCS2_IN_SIZE    1
  63 #define CCS2_OUT_SIZE   1
  64 #define CCS3_IN_SIZE    2
  65 #define CCS3_OUT_SIZE   2
  66
  67 /*
  68  * This part is generic
  69  */
  70
  71 #define MARKER          0x100   /* Must be invalid character */
  72 #define ESS2            0x8e    /* Escape to char set 2 */
  73 #define ESS3            0x8f    /* Escape to char set 3 */
  74 #define ESS_SETMASK     (3<<(7*ESS_MAXCHAR))    /* character set bits */
  75
  76 #define echarset(c)     ((c)==ESS3?3:((c)==ESS2)?2:((c)>>7)&1)
  77 #define icharset(i)     ((i)>>(7*ESS_MAXCHAR)&3)
  78
  79 #define in_csize(s)     int_charsize[s]
  80 #define out_csize(s)    int_charsize[s+4]
  81
  82 extern char int_charsize[8];
  83
  84 #endif /* ESS_MAXCHAR */