Write whole solutions to shared memory
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parent
10ec964fec
commit
5a9d00c48a
21
generator.c
21
generator.c
@ -170,15 +170,26 @@ void printGraph()
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void putItem(sem_t sUsedSpace, sem_t sFreeSpace, sem_t sWriteEnd, int value)
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void putSolution(sem_t sUsedSpace, sem_t sFreeSpace, sem_t sWriteEnd, int *solution)
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{
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{
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sem_wait(&sWriteEnd);
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sem_wait(&sWriteEnd);
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sem_wait(&sFreeSpace);
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shared->data[shared->tail] = -1;
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if (solution[0] == -1) {
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shared->tail = (shared->tail + 1) % MAX_ITEMS;
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sem_wait(&sFreeSpace);
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shared->data[shared->tail] = -1;
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shared->tail = (shared->tail + 1) % MAX_ITEMS;
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sem_post(&sUsedSpace);
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} else {
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int i = 0;
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while (solution[i] != -1) {
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sem_wait(&sFreeSpace);
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shared->data[shared->tail] = solution[i];
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shared->tail = (shared->tail + 1) % MAX_ITEMS;
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sem_post(&sUsedSpace);
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i++;
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}
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}
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sem_post(&sUsedSpace);
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sem_post(&sWriteEnd);
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sem_post(&sWriteEnd);
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}
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}
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