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Text File  |  1993-08-08  |  903b  |  42 lines
  1. * Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
  2. * The C++ Answer Book */
  3. * Tony Hansen */
  4. * All rights reserved. */
  5. / Exercise 7.10
  6. / Implement a library for writing event-driven simulations.
  7. ifndef PROCESS_H
  8.  define PROCESS_H
  9.  
  10. include <stream.h>
  11. include <string.h>
  12. include <setjmp.h>
  13. include <error.h>
  14. include <stackdir.h>
  15.  
  16. include "7_10pr0.h"    /* EXPAND */
  17.  
  18. lass queue_head;
  19. lass queue_tail;
  20. lass process;
  21.  
  22. include "7_10po.h"    /* EXPAND: PVFPC, process_link, process_object */
  23.  
  24. include "7_10q.h"    /* EXPAND: process_queue, queue_head, queue_tail */
  25.  
  26. lass semaphore : public process_object
  27.  
  28. ublic:
  29.    int pending(); // is semaphore lock clear?
  30. ;
  31.  
  32. lass interrupt : public process_object
  33.  
  34. ublic:
  35.    int pending(); // is interrupt clear?
  36. ;
  37.  
  38. include "7_10process.h"    /* EXPAND class process */
  39.  
  40. include "7_10main.c"        /* EXPAND main_process(), this_process() */
  41. endif /* PROCESS_H */
  42.