Last change
on this file since 3267041 was
874b16e,
checked in by Peter A. Buhr <pabuhr@…>, 19 months ago
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lower case type names open_failure, close_failure, write_failure, read_failure
|
-
Property mode set to
100644
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File size:
1.6 KB
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Rev | Line | |
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[8d75345a] | 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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| 7 | // copyfile.cfa -- |
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| 8 | // |
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| 9 | // Author : Peter A. Buhr |
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[6c4bd02] | 10 | // Created On : Fri Jun 19 13:44:05 2020 |
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[8d75345a] | 11 | // Last Modified By : Peter A. Buhr |
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[874b16e] | 12 | // Last Modified On : Mon Jun 5 21:20:19 2023 |
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| 13 | // Update Count : 7 |
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[8d75345a] | 14 | // |
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| 15 | |
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| 16 | #include <fstream.hfa> |
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[6c4bd02] | 17 | #include <exception.hfa> |
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[8d75345a] | 18 | |
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| 19 | int main( int argc, char * argv[] ) { |
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[6c4bd02] | 20 | ifstream in = stdin; // copy default files |
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| 21 | ofstream out = stdout; |
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| 22 | |
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[3f654ec] | 23 | try { |
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[d9326ad] | 24 | choose ( argc ) { // terminate if command-line errors |
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[3f654ec] | 25 | case 2, 3: |
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[6c4bd02] | 26 | open( in, argv[1] ); // open input file first as output creates file |
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| 27 | if ( argc == 3 ) open( out, argv[2] ); // do not create output unless input opens |
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| 28 | case 1: ; // use default files |
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[d9326ad] | 29 | default: // wrong number of options |
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[6c4bd02] | 30 | exit | "Usage" | argv[0] | "[ input-file (default stdin) [ output-file (default stdout) ] ]"; |
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[3f654ec] | 31 | } // choose |
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[874b16e] | 32 | } catch( open_failure * ex ; ex->istream == &in ) { |
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[6c4bd02] | 33 | exit | "Unable to open input file" | argv[1]; |
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[874b16e] | 34 | } catch( open_failure * ex ; ex->ostream == &out ) { |
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[6c4bd02] | 35 | close( in ); // optional |
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| 36 | exit | "Unable to open output file" | argv[2]; |
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| 37 | } // try |
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[8d75345a] | 38 | |
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[6c4bd02] | 39 | out | nlOff; // turn off auto newline |
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| 40 | in | nlOn; // turn on reading newline |
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[8d75345a] | 41 | |
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[6c4bd02] | 42 | char ch; |
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| 43 | for () { // read all characters |
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| 44 | in | ch; |
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| 45 | if ( eof( in ) ) break; // eof ? |
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| 46 | out | ch; |
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[29d618e] | 47 | } // for |
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[8d75345a] | 48 | } // main |
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| 49 | |
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| 50 | // Local Variables: // |
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| 51 | // tab-width: 4 // |
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| 52 | // compile-command: "cfa copyfile.cfa" // |
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| 53 | // End: // |
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