board/MAI/bios_emulator/scitech/src/pm/tests/brk.c

   1 /****************************************************************************
   2 *
   3 *                   SciTech OS Portability Manager Library
   4 *
   5 *  ========================================================================
   6 *
   7 *    The contents of this file are subject to the SciTech MGL Public
   8 *    License Version 1.0 (the "License"); you may not use this file
   9 *    except in compliance with the License. You may obtain a copy of
  10 *    the License at http://www.scitechsoft.com/mgl-license.txt
  11 *
  12 *    Software distributed under the License is distributed on an
  13 *    "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  14 *    implied. See the License for the specific language governing
  15 *    rights and limitations under the License.
  16 *
  17 *    The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc.
  18 *
  19 *    The Initial Developer of the Original Code is SciTech Software, Inc.
  20 *    All Rights Reserved.
  21 *
  22 *  ========================================================================
  23 *
  24 *
  25 * Language:     ANSI C
  26 * Environment:  any
  27 *
  28 * Description:  Test program to check the ability to install a C based
  29 *               control C/break interrupt handler.
  30 *
  31 *               Functions tested:   PM_installBreakHandler()
  32 *                                   PM_ctrlCHit()
  33 *                                   PM_ctrlBreakHit()
  34 *                                   PM_restoreBreakHandler()
  35 *
  36 *
  37 ****************************************************************************/
  38
  39 #include <stdlib.h>
  40 #include <stdio.h>
  41 #include "pmapi.h"
  42
  43 int main(void)
  44 {
  45     printf("Program running in ");
  46     switch (PM_getModeType()) {
  47         case PM_realMode:
  48             printf("real mode.\n\n");
  49             break;
  50         case PM_286:
  51             printf("16 bit protected mode.\n\n");
  52             break;
  53         case PM_386:
  54             printf("32 bit protected mode.\n\n");
  55             break;
  56         }
  57
  58     PM_installBreakHandler();
  59     printf("Control C/Break interrupt handler installed\n");
  60     while (1) {
  61         if (PM_ctrlCHit(1)) {
  62             printf("Code termimated with Ctrl-C.\n");
  63             break;
  64             }
  65         if (PM_ctrlBreakHit(1)) {
  66             printf("Code termimated with Ctrl-Break.\n");
  67             break;
  68             }
  69         if (PM_kbhit() && PM_getch() == 0x1B) {
  70             printf("No break code detected!\n");
  71             break;
  72             }
  73         printf("Hit Ctrl-C or Ctrl-Break to exit!\n");
  74         }
  75
  76     PM_restoreBreakHandler();
  77     return 0;
  78 }