semun Union Reference

arg for semctl system calls. More...

#include <sem.h>

Data Fields
int	val
	value for SETVAL
semid_ds *	buf
	buffer for IPC_STAT & IPC_SET
ushort *	array
	array for GETALL & SETALL

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Detailed Description

arg for semctl system calls.

Definition at line 46 of file sem.h.

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Field Documentation

ushort* semun::array

array for GETALL & SETALL

Definition at line 49 of file sem.h.

struct semid_ds* semun::buf

buffer for IPC_STAT & IPC_SET

Definition at line 48 of file sem.h.

int semun::val

value for SETVAL

Definition at line 47 of file sem.h.

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The documentation for this union was generated from the following file:

• linux/sem.h

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