зеркало из https://github.com/mozilla/gecko-dev.git
125 строки
4.2 KiB
C
125 строки
4.2 KiB
C
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This Original Code has been modified by IBM Corporation. Modifications made by IBM
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* described herein are Copyright (c) International Business Machines Corporation, 2000.
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* Modifications to Mozilla code or documentation identified per MPL Section 3.3
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*
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* Date Modified by Description of modification
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* 04/20/2000 IBM Corp. OS/2 build.
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*/
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#ifndef _NS_LOCAL_FILE_H_
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#define _NS_LOCAL_FILE_H_
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#include "nscore.h"
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#define NS_LOCAL_FILE_CID {0x2e23e220, 0x60be, 0x11d3, {0x8c, 0x4a, 0x00, 0x00, 0x64, 0x65, 0x73, 0x74}}
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#define NS_DECL_NSLOCALFILE_UNICODE_METHODS \
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nsresult AppendUnicode(const char16_t *aNode); \
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nsresult GetUnicodeLeafName(char16_t **aLeafName); \
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nsresult SetUnicodeLeafName(const char16_t *aLeafName); \
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nsresult CopyToUnicode(nsIFile *aNewParentDir, const char16_t *aNewLeafName); \
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nsresult CopyToFollowingLinksUnicode(nsIFile *aNewParentDir, const char16_t *aNewLeafName); \
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nsresult MoveToUnicode(nsIFile *aNewParentDir, const char16_t *aNewLeafName); \
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nsresult GetUnicodeTarget(char16_t **aTarget); \
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nsresult GetUnicodePath(char16_t **aPath); \
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nsresult InitWithUnicodePath(const char16_t *aPath); \
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nsresult AppendRelativeUnicodePath(const char16_t *aRelativePath);
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// nsXPComInit needs to know about how we are implemented,
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// so here we will export it. Other users should not depend
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// on this.
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#include <errno.h>
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#include "nsILocalFile.h"
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#ifdef XP_WIN
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#include "nsLocalFileWin.h"
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#elif defined(XP_UNIX)
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#include "nsLocalFileUnix.h"
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#else
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#error NOT_IMPLEMENTED
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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 aErr)
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{
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switch (aErr) {
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case 0:
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return NS_OK;
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#ifdef EDQUOT
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case EDQUOT: /* Quota exceeded */
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// FALLTHROUGH to return NS_ERROR_FILE_DISK_FULL
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#endif
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case ENOSPC:
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return NS_ERROR_FILE_DISK_FULL;
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#ifdef EISDIR
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case EISDIR: /* Is a directory. */
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return NS_ERROR_FILE_IS_DIRECTORY;
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#endif
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case ENAMETOOLONG:
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return NS_ERROR_FILE_NAME_TOO_LONG;
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case ENOEXEC: /* Executable file format error. */
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return NS_ERROR_FILE_EXECUTION_FAILED;
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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 ELOOP
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case ELOOP:
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return NS_ERROR_FILE_UNRESOLVABLE_SYMLINK;
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#endif /* ELOOP */
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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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#ifdef EPERM
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case EPERM:
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#endif /* EPERM */
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case EACCES:
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return NS_ERROR_FILE_ACCESS_DENIED;
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#ifdef EROFS
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case EROFS: /* Read-only file system. */
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return NS_ERROR_FILE_READ_ONLY;
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#endif
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/*
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* On AIX 4.3, ENOTEMPTY is defined as EEXIST,
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* so there can't be cases for both without
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* preprocessing.
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*/
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#if ENOTEMPTY != EEXIST
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case ENOTEMPTY:
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return NS_ERROR_FILE_DIR_NOT_EMPTY;
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#endif /* ENOTEMPTY != EEXIST */
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/* Note that nsIFile.createUnique() returns
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NS_ERROR_FILE_TOO_BIG when it cannot create a temporary
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file with a unique filename.
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See https://developer.mozilla.org/en-US/docs/Table_Of_Errors
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Other usages of NS_ERROR_FILE_TOO_BIG in the source tree
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are in line with the POSIX semantics of EFBIG.
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So this is a reasonably good approximation.
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*/
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case EFBIG: /* File too large. */
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return NS_ERROR_FILE_TOO_BIG;
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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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void NS_StartupLocalFile();
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void NS_ShutdownLocalFile();
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#endif
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