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rt/mq_open.c
46 строк
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Copyright (C) 2004-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #include <errno.h> #include <mqueue.h> #include <stdio.h> /* Establish connection between a process and a message queue NAME and return message queue descriptor or (mqd_t) -1 on error. OFLAG determines the type of access used. If O_CREAT is on OFLAG, the third argument is taken as a `mode_t', the mode of the created message queue, and the fourth argument is taken as `struct mq_attr *', pointer to message queue attributes. If the fourth argument is NULL, default attributes are used. */ mqd_t __mq_open (const char *name, int oflag, ...) { __set_errno (ENOSYS); return (mqd_t) -1; } strong_alias (__mq_open, mq_open); stub_warning (mq_open) mqd_t __mq_open_2 (const char *name, int oflag) { if (oflag & O_CREAT) __fortify_fail ("invalid mq_open call: O_CREAT without mode and attr"); return __mq_open (name, oflag); } stub_warning (__mq_open_2)