source:
src/tests/concurrent/waitfor/simple.c@
e6e3445
| Last change on this file since e6e3445 was 54aba8d, checked in by , 8 years ago | |
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| File size: 1.6 KB | |
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| [97e3296] | 1 | #include <fstream> |
| 2 | #include <kernel> | |
| 3 | #include <monitor> | |
| 4 | #include <stdlib> | |
| 5 | #include <thread> | |
| 6 | ||
| 7 | #include <time.h> | |
| 8 | ||
| [90c4df0] | 9 | static const unsigned long N = 500ul; |
| [97e3296] | 10 | |
| 11 | #ifndef PREEMPTION_RATE | |
| 12 | #define PREEMPTION_RATE 10_000ul | |
| 13 | #endif | |
| 14 | ||
| 15 | unsigned int default_preemption() { | |
| 16 | return PREEMPTION_RATE; | |
| 17 | } | |
| 18 | ||
| 19 | monitor global_t {}; | |
| 20 | ||
| 21 | global_t globalA; | |
| 22 | ||
| 23 | thread Acceptor {}; | |
| 24 | thread Acceptee {}; | |
| 25 | ||
| [90c4df0] | 26 | volatile bool done; |
| 27 | ||
| [97e3296] | 28 | //---------------------------------------------------------------------------------------------------- |
| 29 | // Acceptor | |
| 30 | void do_notify( global_t * mutex a ); | |
| 31 | ||
| 32 | void do_wait( global_t * mutex a ) { | |
| [90c4df0] | 33 | sout | "Waiting to accept" | endl; |
| [6c7b1e7] | 34 | yield( random( 10 ) ); |
| [90c4df0] | 35 | |
| 36 | sout | "Accepting" | endl; | |
| [97e3296] | 37 | |
| 38 | __acceptable_t acceptable; | |
| [90c4df0] | 39 | acceptable.func = (fptr_t)do_notify; |
| [97e3296] | 40 | acceptable.count = 1; |
| 41 | acceptable.monitors = &a; | |
| 42 | ||
| [310e5b7] | 43 | __waitfor_internal( 1, &acceptable ); |
| [97e3296] | 44 | |
| [90c4df0] | 45 | sout | "Accepted" | endl; |
| [6c7b1e7] | 46 | yield( random( 10 ) ); |
| [97e3296] | 47 | } |
| 48 | ||
| 49 | void main( Acceptor* this ) { | |
| [90c4df0] | 50 | for( int i = 0; i < N; i++ ) { |
| 51 | do_wait( &globalA ); | |
| 52 | sout | i | endl; | |
| 53 | } | |
| 54 | ||
| 55 | done = true; | |
| [97e3296] | 56 | } |
| 57 | ||
| 58 | //---------------------------------------------------------------------------------------------------- | |
| 59 | // Acceptee | |
| 60 | void do_notify( global_t * mutex a ) { | |
| [90c4df0] | 61 | |
| [97e3296] | 62 | } |
| 63 | ||
| 64 | void main( Acceptee* this ) { | |
| [90c4df0] | 65 | while( !done ) { |
| [6c7b1e7] | 66 | yield( random( 10 ) ); |
| [90c4df0] | 67 | do_notify( &globalA ); |
| [6c7b1e7] | 68 | yield( random( 10 ) ); |
| [90c4df0] | 69 | } |
| [97e3296] | 70 | } |
| 71 | ||
| 72 | //---------------------------------------------------------------------------------------------------- | |
| 73 | // Main | |
| 74 | int main(int argc, char* argv[]) { | |
| [90c4df0] | 75 | done = false; |
| [54aba8d] | 76 | srandom( time( NULL ) ); |
| [90c4df0] | 77 | printf("%p\n", &globalA); |
| [97e3296] | 78 | sout | "Starting" | endl; |
| 79 | { | |
| 80 | Acceptor r; | |
| [90c4df0] | 81 | Acceptee e[13]; |
| 82 | ||
| [97e3296] | 83 | } |
| 84 | sout | "Done" | endl; | |
| [6c7b1e7] | 85 | } |
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