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author | Lorenz Meier <lm@inf.ethz.ch> | 2013-06-01 01:04:32 +0200 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2013-06-01 01:04:32 +0200 |
commit | 5375bb5b86e266157ceceef08c367da711b8144e (patch) | |
tree | 88bc81cab11d8f0b2b6f9391f803051c081b2ecb /nuttx/fs/fs_fsync.c | |
parent | 27ee36b2049167a1272122548fe61aa2993d79c1 (diff) | |
download | px4-firmware-5375bb5b86e266157ceceef08c367da711b8144e.tar.gz px4-firmware-5375bb5b86e266157ceceef08c367da711b8144e.tar.bz2 px4-firmware-5375bb5b86e266157ceceef08c367da711b8144e.zip |
Cleanup, WIP, needs a NuttX checkout to Firmware/NuttX now
Diffstat (limited to 'nuttx/fs/fs_fsync.c')
-rw-r--r-- | nuttx/fs/fs_fsync.c | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/nuttx/fs/fs_fsync.c b/nuttx/fs/fs_fsync.c deleted file mode 100644 index 877c33a83..000000000 --- a/nuttx/fs/fs_fsync.c +++ /dev/null @@ -1,138 +0,0 @@ -/**************************************************************************** - * fs/fs_fsync.c - * - * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> -#include <nuttx/fs/fs.h> -#include <nuttx/sched.h> - -#include "fs_internal.h" - -/**************************************************************************** - * Pre-processor Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Variables - ****************************************************************************/ - -/**************************************************************************** - * Public Variables - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: fsync - * - * Description: - * This func simply binds inode sync methods to the sync system call. - * - ****************************************************************************/ - -int fsync(int fd) -{ - FAR struct filelist *list; - FAR struct file *this_file; - struct inode *inode; - int ret; - - /* Get the thread-specific file list */ - - list = sched_getfiles(); - if (!list) - { - ret = EMFILE; - goto errout; - } - - /* Did we get a valid file descriptor? */ - - if ((unsigned int)fd >= CONFIG_NFILE_DESCRIPTORS) - { - ret = EBADF; - goto errout; - } - - /* Was this file opened for write access? */ - - this_file = &list->fl_files[fd]; - if ((this_file->f_oflags & O_WROK) == 0) - { - ret = EBADF; - goto errout; - } - - /* Is this inode a registered mountpoint? Does it support the - * sync operations may be relevant to device drivers but only - * the mountpoint operations vtable contains a sync method. - */ - - inode = this_file->f_inode; - if (!inode || !INODE_IS_MOUNTPT(inode) || - !inode->u.i_mops || !inode->u.i_mops->sync) - { - ret = EINVAL; - goto errout; - } - - /* Yes, then tell the mountpoint to sync this file */ - - ret = inode->u.i_mops->sync(this_file); - if (ret >= 0) - { - return OK; - } - - ret = -ret; - -errout: - set_errno(ret); - return ERROR; -} - |