gecko-dev/xpcom/io/nsLocalFileUnix.h
2014-05-14 23:15:46 +03:00

139 lines
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* Implementation of nsIFile for ``Unixy'' systems.
*/
#ifndef _nsLocalFileUNIX_H_
#define _nsLocalFileUNIX_H_
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include "nscore.h"
#include "nsString.h"
#include "nsReadableUtils.h"
#include "nsIHashable.h"
#include "nsIClassInfoImpl.h"
#include "mozilla/Attributes.h"
#ifdef MOZ_WIDGET_COCOA
#include "nsILocalFileMac.h"
#endif
/**
* we need these for statfs()
*/
#ifdef HAVE_SYS_STATVFS_H
#if defined(__osf__) && defined(__DECCXX)
extern "C" int statvfs(const char *, struct statvfs *);
#endif
#include <sys/statvfs.h>
#endif
#ifdef HAVE_SYS_STATFS_H
#include <sys/statfs.h>
#endif
#ifdef HAVE_SYS_VFS_H
#include <sys/vfs.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/param.h>
#include <sys/mount.h>
#endif
#if defined(HAVE_STATVFS64) && (!defined(LINUX) && !defined(__osf__))
#define STATFS statvfs64
#define F_BSIZE f_frsize
#elif defined(HAVE_STATVFS) && (!defined(LINUX) && !defined(__osf__))
#define STATFS statvfs
#define F_BSIZE f_frsize
#elif defined(HAVE_STATFS64)
#define STATFS statfs64
#define F_BSIZE f_bsize
#elif defined(HAVE_STATFS)
#define STATFS statfs
#define F_BSIZE f_bsize
#endif
// stat64 and lstat64 are deprecated on OS X. Normal stat and lstat are
// 64-bit by default on OS X 10.6+.
#if defined(HAVE_STAT64) && defined(HAVE_LSTAT64) && !defined(XP_MACOSX)
#if defined (AIX)
#if defined STAT
#undef STAT
#endif
#endif
#define STAT stat64
#define LSTAT lstat64
#define HAVE_STATS64 1
#else
#define STAT stat
#define LSTAT lstat
#endif
class nsLocalFile MOZ_FINAL
#ifdef MOZ_WIDGET_COCOA
: public nsILocalFileMac
#else
: public nsILocalFile
#endif
, public nsIHashable
{
public:
NS_DEFINE_STATIC_CID_ACCESSOR(NS_LOCAL_FILE_CID)
nsLocalFile();
static nsresult nsLocalFileConstructor(nsISupports* aOuter,
const nsIID& aIID,
void** aInstancePtr);
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSIFILE
NS_DECL_NSILOCALFILE
#ifdef MOZ_WIDGET_COCOA
NS_DECL_NSILOCALFILEMAC
#endif
NS_DECL_NSIHASHABLE
public:
static void GlobalInit();
static void GlobalShutdown();
private:
nsLocalFile(const nsLocalFile& aOther);
~nsLocalFile()
{
}
protected:
// This stat cache holds the *last stat* - it does not invalidate.
// Call "FillStatCache" whenever you want to stat our file.
struct STAT mCachedStat;
nsCString mPath;
void LocateNativeLeafName(nsACString::const_iterator&,
nsACString::const_iterator&);
nsresult CopyDirectoryTo(nsIFile* aNewParent);
nsresult CreateAllAncestors(uint32_t aPermissions);
nsresult GetNativeTargetPathName(nsIFile* aNewParent,
const nsACString& aNewName,
nsACString& aResult);
bool FillStatCache();
nsresult CreateAndKeepOpen(uint32_t aType, int aFlags,
uint32_t aPermissions, PRFileDesc** aResult);
};
#endif /* _nsLocalFileUNIX_H_ */