source:
tests/exceptions/pingpong_nonlocal.cfa
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66286aa
Last change on this file since 66286aa was 77bc259, checked in by , 6 months ago | |
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File size: 1.1 KB |
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[bef2245] | 1 | #include <fstream.hfa> |
2 | #include <thread.hfa> | |
[a2eb21a] | 3 | #include <mutex_stmt.hfa> |
[77bc259] | 4 | #include <Exception.hfa> |
[a2eb21a] | 5 | |
[77bc259] | 6 | ExceptionDecl( num_ping_pongs, int num; ); |
[a2eb21a] | 7 | |
8 | thread Ping_Pong { | |
9 | char * name; | |
10 | int cnt; | |
11 | num_ping_pongs except; | |
12 | Ping_Pong & partner; | |
13 | }; | |
14 | ||
15 | void ?{}( Ping_Pong & this, char * name ) with( this ) { | |
16 | this.name = name; | |
17 | cnt = 0; | |
[77bc259] | 18 | ?{}( except, ExceptionArgs( num_ping_pongs, 0 ) ); |
[bef2245] | 19 | } |
20 | ||
[a2eb21a] | 21 | void main( Ping_Pong & this ) with( this ) { |
[ffac259] | 22 | enum { numtimes = 100 }; |
23 | ||
[a2eb21a] | 24 | void inc_resume_at( int value ) { |
25 | except.num = value + 1; | |
26 | resumeAt( partner, except ); | |
27 | } | |
28 | try { | |
29 | for () { | |
30 | while( ! poll( this ) ) { yield(); } | |
[77bc259] | 31 | inc_resume_at( cnt ); |
[a2eb21a] | 32 | } |
33 | } catchResume( num_ping_pongs * e; e->num < numtimes ) { | |
34 | mutex( sout ) sout | name | "catchResume" | cnt | e->num; | |
35 | cnt = e->num; | |
36 | } catch( num_ping_pongs * e ) { | |
37 | mutex( sout ) sout | name | "catch" | cnt | e->num; | |
38 | if ( e->num == numtimes ) { | |
[77bc259] | 39 | inc_resume_at( e->num ); |
[a2eb21a] | 40 | } |
41 | } | |
[bef2245] | 42 | } |
43 | ||
44 | int main() { | |
[a2eb21a] | 45 | processor p; |
46 | sout | "main start"; | |
47 | { | |
48 | Ping_Pong ping { "ping" }, pong{ "pong" }; | |
49 | &ping.partner = &pong; // create cycle | |
50 | &pong.partner = &ping; | |
[77bc259] | 51 | resumeAt( pong, ExceptionInst( num_ping_pongs, 0 ) ); |
[a2eb21a] | 52 | } |
53 | sout | "main end"; | |
[bef2245] | 54 | } |
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