20 lines
317 B
C
20 lines
317 B
C
#ifndef SEMAPHORE_H
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#define SEMAPHORE_H
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#include <sys/ipc.h>
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#define CLIENT0 0
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#define CLIENT1 1
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#define SERVER 2
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#define SEMKEY 'P'
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extern int _SEMID;
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void setupServerSem();
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void setupClientSem();
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int getSemid(key_t key, int size);
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void semOp(int semid, short sem_num, short sem_op);
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#endif |