コード例 #1
0
ファイル: semaphores.c プロジェクト: HomerSp/pspautotests
int main(int argc, char **argv) {
	int result;
	int check_not_update_value = 7;
	SceKernelSemaInfo info;
	
	sema = sceKernelCreateSema("sema1", 0, 0, 2, NULL);
	
	sceKernelReferSemaStatus(sema, &info);
	PRINT_SEMAPHORE(sema, info);
	
	threads[0] = sceKernelCreateThread("Thread-0", (void *)&threadFunction, 0x12, 0x10000, 0, NULL);
	threads[1] = sceKernelCreateThread("Thread-1", (void *)&threadFunction, 0x12, 0x10000, 0, NULL);
	threads[2] = sceKernelCreateThread("Thread-2", (void *)&threadFunction, 0x12, 0x10000, 0, NULL);
	threads[3] = sceKernelCreateThread("Thread-3", (void *)&threadFunction, 0x12, 0x10000, 0, NULL);
	threads[4] = sceKernelCreateThread("Thread-4", (void *)&threadFunction2, 0x12, 0x10000, 0, NULL);
	
	schedf("VALUE-INVARIANT:%d\n", check_not_update_value);
	
	sceKernelStartThread(threads[0], 1, (void*)&test[1]);
	sceKernelStartThread(threads[1], 2, NULL);
	sceKernelStartThread(threads[2], 0, (void*)&test[0]);
	sceKernelStartThread(threads[3], sizeof(int), (void*)&test[4]);
	sceKernelStartThread(threads[4], sizeof(int), &check_not_update_value);

	sceKernelDelayThread(10 * 1000);
	
	schedf("---\n");
	sceKernelReferSemaStatus(sema, &info);
	PRINT_SEMAPHORE(sema, info);
	schedf("---\n");
	sceKernelSignalSema(sema, 1);
	
	sceKernelDelayThread(10 * 1000);

	schedf("---\n");
	sceKernelReferSemaStatus(sema, &info);
	PRINT_SEMAPHORE(sema, info);
	schedf("---\n");

	sceKernelSignalSema(sema, 1);
	
	sceKernelDelayThread(10 * 1000);

	schedf("---\n");
	sceKernelReferSemaStatus(sema, &info);
	PRINT_SEMAPHORE(sema, info);
	schedf("---\n");
	
	result = sceKernelDeleteSema(sema);
	schedf("%08X\n", result);
	result = sceKernelDeleteSema(sema);
	schedf("%08X\n", result);
	
	schedf("VALUE-INVARIANT:%d\n", check_not_update_value);
	flushschedf();
	
	return 0;
}
コード例 #2
0
ファイル: SDL_syssem.c プロジェクト: GWRon/sdl.mod
/* Returns the current count of the semaphore */
Uint32 SDL_SemValue(SDL_sem *sem)
{
    SceKernelSemaInfo info;

    if (sem == NULL) {
        SDL_SetError("Passed a NULL sem");
        return 0;
    }

    if (sceKernelReferSemaStatus(sem->semid, &info) >= 0) {
        return info.currentCount;
    }

    return 0;
}