mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-27 07:20:11 +00:00
fa39685d5c
Avoid memset, add explicit initialization. * sysdeps/unix/dirstream.h (struct __dirstream): Move data elemtn to the end and change into zero-sized array. Move lock member to fill a hole on 64-bit platforms.
50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
/* Copyright (C) 1993, 1995, 1996, 2007 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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#ifndef _DIRSTREAM_H
|
|
#define _DIRSTREAM_H 1
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <bits/libc-lock.h>
|
|
|
|
/* Directory stream type.
|
|
|
|
The miscellaneous Unix `readdir' implementations read directory data
|
|
into a buffer and return `struct dirent *' pointers into it. */
|
|
|
|
struct __dirstream
|
|
{
|
|
int fd; /* File descriptor. */
|
|
|
|
__libc_lock_define (, lock) /* Mutex lock for this structure. */
|
|
|
|
size_t allocation; /* Space allocated for the block. */
|
|
size_t size; /* Total valid data in the block. */
|
|
size_t offset; /* Current offset into the block. */
|
|
|
|
off_t filepos; /* Position of next entry to read. */
|
|
|
|
/* Directory block. */
|
|
char data[0] __attribute__ ((aligned (__alignof__ (void*))));
|
|
};
|
|
|
|
#define _DIR_dirfd(dirp) ((dirp)->fd)
|
|
|
|
#endif /* dirstream.h */
|