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- // Borland C++ - (C) Copyright 1991 by Borland International
-
- /* DCOPY.CPP -- Example from Getting Started */
-
- /* DCOPY source-file destination-file *
- * copies existing source-file to destination-file *
- * If latter exists, it is overwritten; if it does not *
- * exist, DCOPY will create it if possible *
- */
-
- #include <iostream.h>
- #include <process.h> // for exit()
- #include <fstream.h> // for ifstream, ofstream
-
- main(int argc, char* argv[]) // access command-line arguments
- {
- char ch;
- if (argc != 3) // test number of arguments
- {
- cerr << "USAGE: dcopy file1 file2\n";
- exit(-1);
- }
-
- ifstream source; // declare input and output streams
- ofstream dest;
-
- source.open(argv[1],ios::nocreate); // source file must be there
- if (!source)
- {
- cerr << "Cannot open source file " << argv[1] <<
- " for input\n";
- exit(-1);
- }
- dest.open(argv[2]); // dest file will be created if not found
- // or cleared/overwritten if found
- if (!dest)
- {
- cerr << "Cannot open destination file " << argv[2] <<
- " for output\n";
- exit(-1);
- }
-
- while (dest && source.get(ch)) dest.put(ch);
-
- cout << "DCOPY completed\n";
-
- source.close(); // close both streams
- dest.close();
- }
-
-
-
-