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Diffstat (limited to 'nuttx/lib/dirent/lib_readdirr.c')
-rw-r--r-- | nuttx/lib/dirent/lib_readdirr.c | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/nuttx/lib/dirent/lib_readdirr.c b/nuttx/lib/dirent/lib_readdirr.c deleted file mode 100644 index 47c5b9a7b..000000000 --- a/nuttx/lib/dirent/lib_readdirr.c +++ /dev/null @@ -1,122 +0,0 @@ -/**************************************************************************** - * lib/dirent/lib_readdirr.c - * - * Copyright (C) 2007-2009, 2011-2012 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 <string.h> -#include <dirent.h> -#include <errno.h> - -#include <nuttx/fs/fs.h> - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: readdir_r - * - * Description: - * The readdir() function returns a pointer to a dirent - * structure representing the next directory entry in the - * directory stream pointed to by dir. It returns NULL on - * reaching the end-of-file or if an error occurred. - * - * Inputs: - * dirp -- An instance of type DIR created by a previous - * call to opendir(); - * entry -- The storage pointed to by entry must be large - * enough for a dirent with an array of char d_name - * members containing at least {NAME_MAX}+1 elements. - * result -- Upon successful return, the pointer returned - * at *result shall have the same value as the - * argument entry. Upon reaching the end of the directory - * stream, this pointer shall have the value NULL. - * - * Return: - * If successful, the readdir_r() function return s zero; - * otherwise, an error number is returned to indicate the - * error. - * - * EBADF - Invalid directory stream descriptor dir - * - ****************************************************************************/ - -int readdir_r(FAR DIR *dirp, FAR struct dirent *entry, - FAR struct dirent **result) -{ - struct dirent *tmp; - - /* NOTE: The following use or errno is *not* thread-safe */ - - set_errno(0); - tmp = readdir(dirp); - if (!tmp) - { - int error = get_errno(); - if (!error) - { - if (result) - { - *result = NULL; - } - return 0; - } - else - { - return error; - } - } - - if (entry) - { - memcpy(entry, tmp, sizeof(struct dirent)); - } - - if (result) - { - *result = entry; - } - return 0; -} - |