1 /* shm_unlink -- remove a POSIX shared memory object. Generic POSIX version.
2 Copyright (C) 2001-2014 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
21 #if ! _POSIX_MAPPED_FILES
22 #include <rt/shm_unlink.c>
32 #define SHMDIR (_PATH_DEV "shm/")
34 /* Remove shared memory object. */
36 shm_unlink (const char *name
)
41 /* Construct the filename. */
42 while (name
[0] == '/')
47 /* The name "/" is not supported. */
52 namelen
= strlen (name
);
53 fname
= (char *) __alloca (sizeof SHMDIR
- 1 + namelen
+ 1);
54 __mempcpy (__mempcpy (fname
, SHMDIR
, sizeof SHMDIR
- 1),