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27 lines
508 B
C
27 lines
508 B
C
#include <sys/types.h>
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#include <sys/ipc.h>
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#include <sys/shm.h>
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#include <sys/sem.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define errExit(msg) \
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do \
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{ \
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perror(msg); \
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exit(EXIT_FAILURE); \
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} while (0)
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union semun
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{ /* Used in calls to semctl() */
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int val;
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struct semid_ds *buf;
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unsigned short *array;
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#if defined(__linux__)
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struct seminfo *__buf;
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#endif
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};
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#define MEM_SIZE 4096
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