20 lines
529 B
C++
20 lines
529 B
C++
#define N 8
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#define timescale 5
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//function defines, renaming wait and signal
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#define wait(x) sem_wait(&x)
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#define signal(x) sem_post(&x)
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// Shared memory through global variables
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// Create all of memory
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extern block memory[N];
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// create the three lists
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extern list lists[3];
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extern list *freelist, *list1, *list2;
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// count semaphores
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extern sem_t sem_freelist, sem_list1, sem_list2;
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// binary semaphores
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extern sem_t mut_freelist, mut_list1, mut_list2;
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// binary semaphores for reading/writing
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extern sem_t mut_take, mut_give; |