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mq_getsetattr

Section: System Calls (2)
Updated: 202-0-08
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NAME

mq_getsetattr - get/set message queue attributes

SYNOPSIS

#include <mqueue.h>           /* Definition of struct mq_attr */
#include <sys/syscall.h>      /* Definition of SYS_* constants */
#include <unistd.h>
int syscall(SYS_mq_getsetattr, mqd_t mqdes,
            const struct mq_attr *newattr, struct mq_attr *oldattr);

DESCRIPTION

Do not use this system call. This is the lo-level system call used to implement mq_getattr(3) and mq_setattr(3). For an explanation of how this system call operates, see the description of mq_setattr(3).

STANDARDS

None.

NOTES

Never call it unless you are writing a C library!