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146 lines
3.6 KiB
C++
146 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla Communicator client code,
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* released March 31, 1998.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998-1999 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Mike Shaver <shaver@mozilla.org>
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*/
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/*
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* Implementation of nsIFile for ``Unixy'' systems.
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*/
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#ifndef _nsLocalFileUNIX_H_
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#define _nsLocalFileUNIX_H_
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#include <sys/stat.h>
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#include <unistd.h>
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#include <errno.h>
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#include "nscore.h"
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#include "nsILocalFile.h"
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#include "nsLocalFile.h"
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#include "nsString.h"
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#include "nsReadableUtils.h"
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/**
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* we need these for statfs()
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*/
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#ifdef HAVE_SYS_STATVFS_H
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#if defined(__osf__) && defined(__DECCXX)
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extern "C" int statvfs(const char *, struct statvfs *);
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#endif
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#include <sys/statvfs.h>
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#endif
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#ifdef HAVE_SYS_STATFS_H
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#include <sys/statfs.h>
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#endif
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#ifdef HAVE_STATVFS
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#define STATFS statvfs
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#else
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#define STATFS statfs
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#endif
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// so we can statfs on freebsd
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#if defined(__FreeBSD__)
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#define HAVE_SYS_STATFS_H
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#define STATFS statfs
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#include <sys/param.h>
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#include <sys/mount.h>
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#endif
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#define NSRESULT_FOR_RETURN(ret) (((ret) < 0) ? NSRESULT_FOR_ERRNO() : NS_OK)
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inline nsresult
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nsresultForErrno(int err)
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{
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switch (err) {
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case 0:
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return NS_OK;
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case ENOENT:
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return NS_ERROR_FILE_TARGET_DOES_NOT_EXIST;
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case ENOTDIR:
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return NS_ERROR_FILE_DESTINATION_NOT_DIR;
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#ifdef ENOLINK
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case ENOLINK:
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return NS_ERROR_FILE_UNRESOLVABLE_SYMLINK;
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#endif /* ENOLINK */
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case EEXIST:
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return NS_ERROR_FILE_ALREADY_EXISTS;
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case EPERM:
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case EACCES:
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return NS_ERROR_FILE_ACCESS_DENIED;
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default:
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return NS_ERROR_FAILURE;
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}
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}
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#define NSRESULT_FOR_ERRNO() nsresultForErrno(errno)
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class NS_COM nsLocalFile : public nsILocalFile
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{
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public:
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NS_DEFINE_STATIC_CID_ACCESSOR(NS_LOCAL_FILE_CID)
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nsLocalFile();
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virtual ~nsLocalFile();
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static NS_METHOD nsLocalFileConstructor(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);
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// nsISupports
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NS_DECL_ISUPPORTS
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// nsIFile
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NS_DECL_NSIFILE
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// nsILocalFile
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NS_DECL_NSILOCALFILE
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public:
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static void GlobalInit();
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static void GlobalShutdown();
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protected:
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struct stat mCachedStat;
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nsCString mPath;
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PRPackedBool mHaveCachedStat;
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void LocateNativeLeafName(nsACString::const_iterator &,
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nsACString::const_iterator &);
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nsresult CopyDirectoryTo(nsIFile *newParent);
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nsresult CreateAllAncestors(PRUint32 permissions);
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nsresult GetNativeTargetPathName(nsIFile *newParent,
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const nsACString &newName,
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nsACString &_retval);
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void InvalidateCache() {
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mHaveCachedStat = PR_FALSE;
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}
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nsresult FillStatCache();
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nsresult CreateAndKeepOpen(PRUint32 type, PRIntn flags,
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PRUint32 permissions, PRFileDesc **_retval);
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};
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#endif /* _nsLocalFileUNIX_H_ */
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