ADTast-experimentalenumpthread-emulationqualifiedEnum
Last change
on this file since 778315e was
427854b,
checked in by Thierry Delisle <tdelisle@…>, 4 years ago
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First draft implementation of generators, still missing error checking, testing and clean-up
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-
Property mode set to
100644
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File size:
1.6 KB
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1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2017 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 | // fmtLines.cc -- |
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8 | // |
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9 | // Author : Peter A. Buhr |
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10 | // Created On : Sun Sep 17 21:56:15 2017 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Fri Mar 22 13:41:03 2019 |
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13 | // Update Count : 33 |
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14 | // |
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15 | |
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16 | #include <fstream.hfa> |
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17 | #include <coroutine.hfa> |
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18 | |
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19 | coroutine Format { |
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20 | char ch; // used for communication |
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21 | int g, b; // global because used in destructor |
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22 | }; |
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23 | |
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24 | void ?{}( Format & fmt ) { |
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25 | resume( fmt ); // start coroutine |
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26 | } |
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27 | |
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28 | void ^?{}( Format & fmt ) { |
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29 | if ( fmt.g != 0 || fmt.b != 0 ) sout | nl; |
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30 | } |
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31 | |
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32 | void main( Format & fmt ) { |
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33 | for ( ;; ) { // for as many characters |
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34 | for ( fmt.g = 0; fmt.g < 5; fmt.g += 1 ) { // groups of 5 blocks |
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35 | for ( fmt.b = 0; fmt.b < 4; fmt.b += 1 ) { // blocks of 4 characters |
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36 | for ( ;; ) { // for newline characters |
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37 | suspend; |
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38 | if ( fmt.ch != '\n' ) break; // ignore newline |
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39 | } // for |
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40 | sout | fmt.ch; // print character |
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41 | } // for |
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42 | sout | " "; // print block separator |
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43 | } // for |
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44 | sout | nl; // print group separator |
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45 | } // for |
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46 | } // main |
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47 | |
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48 | void prt( Format & fmt, char ch ) { |
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49 | fmt.ch = ch; |
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50 | resume( fmt ); |
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51 | } // prt |
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52 | |
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53 | int main() { |
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54 | Format fmt; |
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55 | char ch; |
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56 | |
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57 | for ( ;; ) { |
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58 | sin | ch; // read one character |
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59 | if ( eof( sin ) ) break; // eof ? |
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60 | prt( fmt, ch ); |
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61 | } // for |
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62 | } // main |
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63 | |
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64 | // Local Variables: // |
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65 | // tab-width: 4 // |
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66 | // compile-command: "cfa fmtLines.cfa" // |
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67 | // End: // |
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