Last change
on this file since b1eefe50 was
874b16e,
checked in by Peter A. Buhr <pabuhr@…>, 15 months ago
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lower case type names open_failure, close_failure, write_failure, read_failure
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-
Property mode set to
100644
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File size:
1.5 KB
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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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10 | // Created On : Fri Jun 19 13:44:05 2020 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Mon Jun 5 21:20:07 2023 |
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13 | // Update Count : 5 |
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14 | // |
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15 | |
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16 | #include <fstream.hfa> |
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17 | #include <exception.hfa> |
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18 | |
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19 | int main( int argc, char * argv[] ) { |
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20 | ifstream in = stdin; // copy default files |
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21 | ofstream out = stdout; |
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22 | |
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23 | try { |
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24 | choose ( argc ) { |
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25 | case 2, 3: |
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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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29 | default: |
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30 | exit | "Usage" | argv[0] | "[ input-file (default stdin) [ output-file (default stdout) ] ]"; |
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31 | } // choose |
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32 | } catch( open_failure * ex ; ex->istream == &in ) { |
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33 | exit | "Unable to open input file" | argv[1]; |
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34 | } catch( open_failure * ex ; ex->ostream == &out ) { |
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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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38 | |
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39 | out | nlOff; // turn off auto newline |
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40 | in | nlOn; // turn on reading newline |
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41 | |
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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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47 | } //for |
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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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