Created
January 6, 2020 02:06
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SRW locks test for nxdk
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| #include <hal/debug.h> | |
| #include <hal/video.h> | |
| #include <windows.h> | |
| // expected behavior: | |
| // threads 1, 3, 4, 5 lock, threads 3, 4, 5 unlock (in any order) | |
| // 5 second pause | |
| // thread 1 unlocks | |
| // thread 2 locks | |
| // 5 second pause | |
| // thread 2 unlocks | |
| // thread 2_2 locks | |
| // thread 2_2 unlocks | |
| SRWLOCK srwlock = SRWLOCK_INIT; | |
| DWORD WINAPI threadFn1 (LPVOID lpParam) | |
| { | |
| AcquireSRWLockShared(&srwlock); | |
| debugPrint("thread 1 locked\n"); | |
| Sleep(5000); | |
| ReleaseSRWLockShared(&srwlock); | |
| debugPrint("thread 1 unlocked\n"); | |
| return 0; | |
| } | |
| DWORD WINAPI threadFn2_2 (LPVOID lpParam) | |
| { | |
| AcquireSRWLockShared(&srwlock); | |
| debugPrint("thread 2_2 locked\n"); | |
| ReleaseSRWLockShared(&srwlock); | |
| debugPrint("thread 2_2 unlocked\n"); | |
| return 0; | |
| } | |
| DWORD WINAPI threadFn2 (LPVOID lpParam) | |
| { | |
| AcquireSRWLockExclusive(&srwlock); | |
| debugPrint("thread 2 locked\n"); | |
| CreateThread(NULL, 0, threadFn2_2, NULL, 0, NULL); | |
| Sleep(5000); | |
| ReleaseSRWLockExclusive(&srwlock); | |
| debugPrint("thread 2 unlocked\n"); | |
| return 0; | |
| } | |
| DWORD WINAPI threadFn3 (LPVOID lpParam) | |
| { | |
| AcquireSRWLockShared(&srwlock); | |
| debugPrint("thread 3 locked\n"); | |
| ReleaseSRWLockShared(&srwlock); | |
| debugPrint("thread 3 unlocked\n"); | |
| return 0; | |
| } | |
| DWORD WINAPI threadFn4 (LPVOID lpParam) | |
| { | |
| AcquireSRWLockShared(&srwlock); | |
| debugPrint("thread 4 locked\n"); | |
| ReleaseSRWLockShared(&srwlock); | |
| debugPrint("thread 4 unlocked\n"); | |
| return 0; | |
| } | |
| DWORD WINAPI threadFn5 (LPVOID lpParam) | |
| { | |
| AcquireSRWLockShared(&srwlock); | |
| debugPrint("thread 5 locked\n"); | |
| ReleaseSRWLockShared(&srwlock); | |
| debugPrint("thread 5 unlocked\n"); | |
| return 0; | |
| } | |
| int main(void) | |
| { | |
| XVideoSetMode(640, 480, 32, REFRESH_DEFAULT); | |
| CreateThread(NULL, 0, threadFn1, NULL, 0, NULL); | |
| CreateThread(NULL, 0, threadFn2, NULL, 0, NULL); | |
| CreateThread(NULL, 0, threadFn3, NULL, 0, NULL); | |
| CreateThread(NULL, 0, threadFn4, NULL, 0, NULL); | |
| CreateThread(NULL, 0, threadFn5, NULL, 0, NULL); | |
| while(1) { | |
| Sleep(2000); | |
| } | |
| return 0; | |
| } |
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