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/ C/C++ Users Group Library 1996 July / C-C++ Users Group Library July 1996.iso / vol_400 / 428_02 / libsrc / comread.c < prev    next >
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C/C++ Source or Header  |  1994-03-13  |  406 b   |  25 lines
  1. /*
  2. ** comread.c
  3. **
  4. ** Pictor, Version 1.51, Copyright (c) 1992-94 SoftCircuits
  5. ** Redistributed by permission.
  6. */
  7.  
  8. #include "comlib.h"
  9.  
  10. /*
  11. ** Reads count bytes from the communications port.
  12. ** Returns 0 if successful, -1 if error.
  13. */
  14. int comread(char *buffer,int count)
  15. {
  16.     int i;
  17.  
  18.     for(i = 0;i < count;i++) {
  19.         if(comgetc(&buffer[i]))
  20.             return(-1);
  21.     }
  22.     return(0);
  23.  
  24. } /* comread */
  25.