Zobrazení zdroje stránky DEC.CPP

  /*  file  dec.cpp
  by  Dustin Caldwell    (dustin@gse.utah.edu)
  */
 
  #include <dos.h>
  #include <stdio.h>
  #include <stdlib.h>
 
  void helpdoc();
 
  main()
  {
          FILE *fp;
          unsigned char ch, c;
 
          if((fp=fopen(_argv[1], "rb"))==NULL)            /* open file to read */
          {
                  printf("cannot open file %s\n",_argv[1]);
                  helpdoc();
                  exit(-1);
          }
 
          c=0;
          ch=fgetc(fp);
 
          while(!feof(fp))                        /* loop for whole file */
          {
                  printf("%u\t", ch);             /* print every byte's decimal equiv. */
                  c++;
                  if(c>8)                                 /* print 8 numbers to a line */
                  {
                          c=0;
                          printf("\n");
                  }
 
                  ch=fgetc(fp);
          }
 
          fclose(fp);                     /* close up */
  }
 
  void helpdoc()                  /* print help message */
  {
          printf("\n   Binary File Decoder\n\n");
          printf("\n Syntax:  dec binary_file_name\n\n");
          printf("by Dustin Caldwell  (dustin@gse.utah.edu)\n\n");
          printf("This is a filter program that reads a binary file\n");
          printf("and prints the decimal equivalent of each byte\n");
          printf("tab-separated. This is mostly useful when piped \n");
          printf("into another file to be edited manually.  eg:\n\n");
          printf("c:\>dec sonata3.mid > son3.txt\n\n");
          printf("This will create a file called son3.txt which can\n");
          printf("be edited with any ascii editor. \n\n");
          printf("(rec.exe may also be useful, as it reencodes the \n");
          printf("ascii text file).\n\n");
          printf("Have Fun!!\n");
  }

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