case_N.h

   1 /*
   2  * Allow an arbitrary sequence of case labels.
   3  *
   4  * Copyright (C) 2006-2020 Wayne Davison
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; if not, visit the http://fsf.org website.
  18  */
  19
  20 /* This is included multiple times, once for every segment in a switch statement.
  21  * This produces the next "case N:" statement in sequence. */
  22
  23 #if !defined CASE_N_STATE_0
  24 #define CASE_N_STATE_0
  25         case 0:
  26 #elif !defined CASE_N_STATE_1
  27 #define CASE_N_STATE_1
  28         /* FALLTHROUGH */
  29         case 1:
  30 #elif !defined CASE_N_STATE_2
  31 #define CASE_N_STATE_2
  32         /* FALLTHROUGH */
  33         case 2:
  34 #elif !defined CASE_N_STATE_3
  35 #define CASE_N_STATE_3
  36         /* FALLTHROUGH */
  37         case 3:
  38 #elif !defined CASE_N_STATE_4
  39 #define CASE_N_STATE_4
  40         /* FALLTHROUGH */
  41         case 4:
  42 #elif !defined CASE_N_STATE_5
  43 #define CASE_N_STATE_5
  44         /* FALLTHROUGH */
  45         case 5:
  46 #elif !defined CASE_N_STATE_6
  47 #define CASE_N_STATE_6
  48         /* FALLTHROUGH */
  49         case 6:
  50 #elif !defined CASE_N_STATE_7
  51 #define CASE_N_STATE_7
  52         /* FALLTHROUGH */
  53         case 7:
  54 #elif !defined CASE_N_STATE_8
  55 #define CASE_N_STATE_8
  56         /* FALLTHROUGH */
  57         case 8:
  58 #elif !defined CASE_N_STATE_9
  59 #define CASE_N_STATE_9
  60         /* FALLTHROUGH */
  61         case 9:
  62 #elif !defined CASE_N_STATE_10
  63 #define CASE_N_STATE_10
  64         /* FALLTHROUGH */
  65         case 10:
  66 #elif !defined CASE_N_STATE_11
  67 #define CASE_N_STATE_11
  68         /* FALLTHROUGH */
  69         case 11:
  70 #elif !defined CASE_N_STATE_12
  71 #define CASE_N_STATE_12
  72         /* FALLTHROUGH */
  73         case 12:
  74 #elif !defined CASE_N_STATE_13
  75 #define CASE_N_STATE_13
  76         /* FALLTHROUGH */
  77         case 13:
  78 #elif !defined CASE_N_STATE_14
  79 #define CASE_N_STATE_14
  80         /* FALLTHROUGH */
  81         case 14:
  82 #elif !defined CASE_N_STATE_15
  83 #define CASE_N_STATE_15
  84         /* FALLTHROUGH */
  85         case 15:
  86 #elif !defined CASE_N_STATE_16
  87 #define CASE_N_STATE_16
  88         /* FALLTHROUGH */
  89         case 16:
  90 #else
  91 #error Need to add more case statements!
  92 #endif