Last change
on this file since 39cf5cc was
7bef8cf,
checked in by Peter A. Buhr <pabuhr@…>, 18 months ago
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start paper on llheap
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-
Property mode set to
100644
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File size:
908 bytes
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Rev | Line | |
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[7bef8cf] | 1 | _Coroutine Format { |
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| 2 | char ch; // used for communication |
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| 3 | int g, b; // global because used in destructor |
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| 4 | void main() { |
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| 5 | for ( ;; ) { // for as many characters |
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| 6 | for ( g = 0; g < 5; g += 1 ) { // groups of 5 blocks |
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| 7 | for ( b = 0; b < 4; b += 1 ) { // blocks of 4 characters |
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| 8 | for ( ;; ) { // for newline characters |
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| 9 | suspend(); |
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| 10 | if ( ch != '\n' ) break; // ignore newline |
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| 11 | } |
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| 12 | // cout << ch; // print character |
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| 13 | } |
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| 14 | // cout << " "; // print block separator |
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| 15 | } |
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| 16 | // cout << endl; // print group separator |
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| 17 | } |
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| 18 | } |
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| 19 | public: |
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| 20 | Format() { resume(); } // start coroutine |
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| 21 | // ~Format() { if ( g != 0 | | b != 0 ) cout << endl; } |
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| 22 | void prt( char ch ) { Format::ch = ch; resume(); } |
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| 23 | }; |
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| 24 | |
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| 25 | int main() { |
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| 26 | Format fmt; |
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| 27 | for ( long int i = 0; i < 1000000000; i += 1 ) |
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| 28 | fmt.prt( 'a' ); |
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| 29 | } |
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| 30 | |
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| 31 | // Local Variables: // |
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| 32 | // tab-width: 4 // |
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| 33 | // compile-command: "u++-work -O2 -nodebug Format.cc" // |
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| 34 | // End: // |
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