text: /* Fig. 14.3: fig14_03.c
     Using command-line arguments */
  #include <stdio.h>
  
  int main( int argc, char *argv[] )
  { 
     FILE *inFilePtr; /* input file pointer */
     FILE *outFilePtr; /* output file pointer */
     int c; /* define c to hold characters input by user */
  
     /* check number of command-line arguments */
     if ( argc != 3 ) {
        printf( "Usage: mycopy infile outfile\n" );
     } /* end if */
     else {
        /* if input file can be opened */
        if ( ( inFilePtr = fopen( argv[ 1 ], "r" ) ) != NULL ) {
           /* if output file can be opened */
           if ( ( outFilePtr = fopen( argv[ 2 ], "w" ) ) != NULL ) {
              /* read and output characters */
              while ( ( c = fgetc( inFilePtr ) ) != EOF ) {
                 fputc( c, outFilePtr );
              } /* end while */
           } /* end if */ 
           else { /* output file could not be opened */
              printf( "File \"%s\" could not be opened\n", argv[ 2 ] ); 
           } /* end else */
        } /* end if */
        else { /* input file could not be opened */
           printf( "File \"%s\" could not be opened\n", argv[ 1 ] );
        } /* end else */
     } /* end else */
  
     return 0; /* indicates successful termination */
  } /* end main */
     
     
  
   
  
  /**************************************************************************
   * (C) Copyright 1992-2010 by Deitel & Associates, Inc. and               *
   * Pearson Education, Inc. All Rights Reserved.                           *
   *                                                                        *
   * DISCLAIMER: The authors and publisher of this book have used their     *
   * best efforts in preparing the book. These efforts include the          *
   * development, research, and testing of the theories and programs        *
   * to determine their effectiveness. The authors and publisher make       *
   * no warranty of any kind, expressed or implied, with regard to these    *
   * programs or to the documentation contained in these books. The authors *
   * and publisher shall not be liable in any event for incidental or       *
   * consequential damages in connection with, or arising out of, the       *
   * furnishing, performance, or use of these programs.                     *
   *************************************************************************/
  