Section 2 · System calls

mq_getsetattr.2

Package: man-pages

mq_getsetattr

NAME
SYNOPSIS
DESCRIPTION
STANDARDS
NOTES
SEE ALSO

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 low-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!