void writer(void) { int ID; P(&mutex); ID = global_ID++; V(&mutex); while(1){ writer_entry(ID); printf ("\t\t\t\t[writer: #%d]\t&&&WRITING!&&&\n", ID); sleep(1); writer_exit(ID); }; }
void *writer() { int ID; sem_wait(&mutex); ID = global_ID++; sem_post(&mutex); while(1) { writer_entry(ID); printf("Writer %d Writing\n", ID); sleep(1); writer_exit(ID); } }
void writer() { int local_id; //Locking and unlocking the critical section to modify the shared variable P(mutex); local_id=idw++; V(mutex); while(1) { writer_entry(local_id); printf("\n Writer %d writing \n",local_id); sleep(1); writer_exit(local_id); } }
void writer() { while (1 > 0) { int wrc =0; //printf("Writer[%p]: Start\n", runQ); writer_entry(); //printf("Writer[%p]: Entered\n", runQ); P(mutex); shared_int = 2; printf("Writer %d: %d\n", wrc++, shared_int); sleep(1); V(mutex); //printf("Writer[%p]: Exiting\n", runQ); if (wrc>2){ wrc=0;} writer_exit(); //printf("Writer[%p]: Exit\n", runQ); } }