| ␉while (1)␍␊ |
| ␉{␍␊ |
| ␉␉while (counter == BUFFER_SIZE - 1);␍␊ |
| ␉␉␍␊ |
| ␉␉buffer[counter + 1] = rand() % 20 + 1; // yes I know rand is not thread safe - I just need a way to demonstrate a producing/consuming problem - using the same number doesn't help.␍␊ |
| ␉␉buffer[counter + 1] = rand() % 20 + 1;␍␊ |
| ␉␉printf("PRODUCER value = %i counter = %i\n", buffer[counter + 1], counter + 1);␍␊ |
| ␉␉counter++;␍␊ |
| ␉}␍␊ |
|
| ␉while(1)␍␊ |
| ␉{␍␊ |
| ␉␉while (counter == -1);␍␊ |
| ␉␉if (buffer[counter] == 0)␍␊ |
| ␉␉{␍␊ |
| ␉␉␉printf("%i\n", buffer[counter]);␍␊ |
| ␉␉␉printf("Attempting to consume an element that was already consumed counter = %i\n", counter);␍␊ |
| ␉␉␉exit(1);␍␊ |
| ␉␉}␍␊ |
| ␉␉printf("CONSUMER value = %i counter = %i\n", buffer[counter], counter);␍␊ |
| ␉␉buffer[counter] = 0;␍␊ |
| ␉␉counter--;␍␊ |
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