Last change
on this file since 051aec4 was
7c2820e,
checked in by caparsons <caparson@…>, 13 months ago
|
added exception thrown at main to the cor_resumer test
|
-
Property mode set to
100644
|
File size:
1.1 KB
|
Rev | Line | |
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[c3e510b] | 1 | #include <fstream.hfa> |
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| 2 | #include <thread.hfa> |
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| 3 | |
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| 4 | int num_links = 10; |
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| 5 | |
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| 6 | exception unwind { int num; }; |
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| 7 | vtable(unwind) unwind_vt; |
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| 8 | |
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[27f2bef] | 9 | |
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[c3e510b] | 10 | coroutine Node { int cnt; unwind except; }; |
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| 11 | void ?{}( Node & this, int cnt ) { this.cnt = cnt; } |
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| 12 | |
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[27f2bef] | 13 | // builds a list of Node coroutines linked by their last resumer field |
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| 14 | // the (num_links + 1)th node then triggers unwinding of the list by throwing resumtions at the last resumer |
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[c3e510b] | 15 | void main( Node & this ) with( this ) { |
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| 16 | sout | cnt; |
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| 17 | if ( cnt == 0 ) { |
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| 18 | except{ &unwind_vt, cnt }; |
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| 19 | resumeAt( resumer( this ), except ); |
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| 20 | return; |
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| 21 | } |
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| 22 | Node next{ cnt - 1 }; |
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| 23 | resume( next ); |
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| 24 | try { |
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[7c2820e] | 25 | poll(); |
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[c3e510b] | 26 | } catch( unwind * e ) { |
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| 27 | e->num++; |
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| 28 | if ( e->num != cnt ) { |
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| 29 | sout | "exception count and thread count should be consistent!"; |
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| 30 | abort(); |
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| 31 | } |
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| 32 | sout | e->num; |
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| 33 | except{ &unwind_vt, e->num }; |
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| 34 | resumeAt( resumer( this ), except ); |
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| 35 | } |
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| 36 | |
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| 37 | } |
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| 38 | |
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| 39 | int main() { |
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| 40 | sout | "main start"; |
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| 41 | Node n{ num_links }; |
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[7c2820e] | 42 | try { |
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| 43 | resume( n ); |
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| 44 | poll(); |
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| 45 | } catch( unwind * e ) {} |
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| 46 | |
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[c3e510b] | 47 | sout | "main end"; |
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| 48 | } |
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