sem Struct Reference

One semaphore structure for each semaphore in the system. More...

#include <sem.h>

Data Fields
short	sempid
	pid of last operation
ushort	semval
	current value
ushort	semncnt
	num procs awaiting increase in semval
ushort	semzcnt
	num procs awaiting semval = 0

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Detailed Description

One semaphore structure for each semaphore in the system.

Definition at line 31 of file sem.h.

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Field Documentation

ushort sem::semncnt

num procs awaiting increase in semval

Definition at line 34 of file sem.h.

short sem::sempid

pid of last operation

Definition at line 32 of file sem.h.

ushort sem::semval

current value

Definition at line 33 of file sem.h.

ushort sem::semzcnt

num procs awaiting semval = 0

Definition at line 35 of file sem.h.

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

• linux/sem.h

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