| .\" Copyright (C) 2006 Michael Kerrisk <mtk.manpages@gmail.com> |
| .\" |
| .\" %%%LICENSE_START(VERBATIM) |
| .\" Permission is granted to make and distribute verbatim copies of this |
| .\" manual provided the copyright notice and this permission notice are |
| .\" preserved on all copies. |
| .\" |
| .\" Permission is granted to copy and distribute modified versions of this |
| .\" manual under the conditions for verbatim copying, provided that the |
| .\" entire resulting derived work is distributed under the terms of a |
| .\" permission notice identical to this one. |
| .\" |
| .\" Since the Linux kernel and libraries are constantly changing, this |
| .\" manual page may be incorrect or out-of-date. The author(s) assume no |
| .\" responsibility for errors or omissions, or for damages resulting from |
| .\" the use of the information contained herein. The author(s) may not |
| .\" have taken the same level of care in the production of this manual, |
| .\" which is licensed free of charge, as they might when working |
| .\" professionally. |
| .\" |
| .\" Formatted or processed versions of this manual, if unaccompanied by |
| .\" the source, must acknowledge the copyright and authors of this work. |
| .\" %%%LICENSE_END |
| .\" |
| .TH MQ_GETSETATTR 2 2021-03-22 "Linux" "Linux Programmer's Manual" |
| .SH NAME |
| mq_getsetattr \- get/set message queue attributes |
| .SH SYNOPSIS |
| .nf |
| .B #include <mqueue.h> |
| .PP |
| .BI "int mq_getsetattr(mqd_t " mqdes ", const struct mq_attr *" newattr , |
| .BI " struct mq_attr *" oldattr ); |
| .fi |
| .PP |
| .IR Note : |
| There is no glibc wrapper for this system call; see NOTES. |
| .SH DESCRIPTION |
| Do not use this system call. |
| .PP |
| This is the low-level system call used to implement |
| .BR mq_getattr (3) |
| and |
| .BR mq_setattr (3). |
| For an explanation of how this system call operates, |
| see the description of |
| .BR mq_setattr (3). |
| .SH CONFORMING TO |
| This interface is nonstandard; avoid its use. |
| .SH NOTES |
| Glibc does not provide a wrapper for this system call; call it using |
| .BR syscall (2). |
| (Actually, never call it unless you are writing a C library!) |
| .SH SEE ALSO |
| .BR mq_getattr (3), |
| .BR mq_overview (7) |