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ipcrm(1)

HP-UX 11i Version 3: February 2007
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NAME

ipcrm — remove a message queue, semaphore set, or shared memory identifier

SYNOPSIS

ipcrm [option]...

DESCRIPTION

The ipcrm command removes one or more specified message queue, semaphore set, or shared memory identifiers.

Options

The identifiers are specified by the following options:

-m shmid

Remove the shared memory identifier shmid from the system. The shared memory segment and data structure associated with it are destroyed after the last detach.

-q msqid

Remove the message queue identifier msqid from the system and destroy the message queue and data structure associated with it.

-s semid

Remove the semaphore identifier semid from the system and destroy the set of semaphores and data structure associated with it.

-M shmkey

Remove the shared memory identifier, created with key shmkey, from the system. The shared memory segment and data structure associated with it are destroyed after the last detach.

-Q msgkey

Remove the message queue identifier, created with key msgkey, from the system and destroy the message queue and data structure associated with it.

-S semkey

Remove the semaphore identifier, created with key semkey, from the system and destroy the set of semaphores and data structure associated with it.

The details of the removals are described in msgctl(2), shmctl(2), and semctl(2). The identifiers and keys can be found by using ipcs (see ipcs(1)).

STANDARDS CONFORMANCE

ipcrm: SVID2, SVID3

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