зеркало из https://github.com/mozilla/pjs.git
1301 строка
50 KiB
C++
1301 строка
50 KiB
C++
/* -*- Mode: C++; tab-width: 4; 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 License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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// This file is included by nsFile.cp, and includes the Macintosh-specific
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// implementations.
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#include "FullPath.h"
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#include "FileCopy.h"
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#include "MoreFilesExtras.h"
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#include <Aliases.h>
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#include <Folders.h>
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#include <Errors.h>
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#include <TextUtils.h>
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#include <Processes.h>
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const unsigned char* kAliasHavenFolderName = "\pnsAliasHaven";
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//========================================================================================
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namespace MacFileHelpers
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//========================================================================================
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{
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inline void PLstrcpy(Str255 dst, ConstStr255Param src)
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{
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memcpy(dst, src, 1 + src[0]);
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}
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void PLstrcpy(Str255 dst, const char* src, int inMaxLen=255);
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void PLstrncpy(Str255 dst, const char* src, int inMaxLen);
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void SwapSlashColon(char * s);
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OSErr FSSpecFromUnixPath(
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const char * unixPath,
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FSSpec& ioSpec,
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Boolean hexDecode,
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Boolean resolveAlias,
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Boolean allowPartial = false,
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Boolean createDirs = false);
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char* MacPathFromUnixPath(
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const char* unixPath,
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Boolean hexDecode);
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char* EncodeMacPath(
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char* inPath, // NOT const - gets clobbered
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Boolean prependSlash,
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Boolean doEscape );
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OSErr FSSpecFromPathname(
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const char* inPathNamePtr,
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FSSpec& ioSpec,
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Boolean inCreateDirs);
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char* PathNameFromFSSpec(
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const FSSpec& inSpec,
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Boolean wantLeafName );
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OSErr CreateFolderInFolder(
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short refNum, // Parent directory/volume
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long dirID,
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ConstStr255Param folderName, // Name of the new folder
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short& outRefNum, // Volume of the created folder
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long& outDirID); //
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// Some routines to support an "alias haven" directory. Aliases in this directory
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// are never resolved. There is a ResolveAlias here that respects that. This is
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// to support attaching of aliases in mail.
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void EnsureAliasHaven();
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void SetNoResolve(Boolean inResolve);
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PRBool IsAliasSafe(const FSSpec& inSpec);
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OSErr MakeAliasSafe(FSSpec& inOutSpec);
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OSErr ResolveAliasFile(FSSpec& inOutSpec, Boolean& wasAliased);
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Boolean sNoResolve = false;
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long sAliasHavenDirID = 0;
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short sAliasHavenVRefNum = 0;
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} // namespace MacFileHelpers
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//----------------------------------------------------------------------------------------
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void MacFileHelpers::PLstrcpy(Str255 dst, const char* src, int inMax)
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//----------------------------------------------------------------------------------------
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{
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int srcLength = strlen(src);
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NS_ASSERTION(srcLength <= inMax, "Oops, string is too long!");
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if (srcLength > inMax)
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srcLength = inMax;
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dst[0] = srcLength;
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memcpy(&dst[1], src, srcLength);
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}
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//----------------------------------------------------------------------------------------
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void MacFileHelpers::PLstrncpy(Str255 dst, const char* src, int inMax)
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//----------------------------------------------------------------------------------------
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{
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int srcLength = strlen(src);
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if (srcLength > inMax)
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srcLength = inMax;
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dst[0] = srcLength;
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memcpy(&dst[1], src, srcLength);
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}
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//-----------------------------------
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void MacFileHelpers::SwapSlashColon(char * s)
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//-----------------------------------
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{
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while (*s)
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{
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if (*s == '/')
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*s++ = ':';
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else if (*s == ':')
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*s++ = '/';
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else
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*s++;
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}
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} // MacFileHelpers::SwapSlashColon
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//-----------------------------------
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char* MacFileHelpers::EncodeMacPath(
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char* inPath, // NOT const, gets clobbered
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Boolean prependSlash,
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Boolean doEscape )
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// Transforms Macintosh style path into Unix one
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// Method: Swap ':' and '/', hex escape the result
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//-----------------------------------
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{
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if (inPath == nsnull)
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return nsnull;
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int pathSize = strlen(inPath);
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// XP code sometimes chokes if there's a final slash in the unix path.
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// Since correct mac paths to folders and volumes will end in ':', strip this
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// first.
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char* c = inPath + pathSize - 1;
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if (*c == ':')
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{
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*c = 0;
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pathSize--;
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}
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char * newPath = nsnull;
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char * finalPath = nsnull;
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if (prependSlash)
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{
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newPath = new char[pathSize + 2];
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newPath[0] = ':'; // It will be converted to '/'
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memcpy(&newPath[1], inPath, pathSize + 1);
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}
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else
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{
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newPath = new char[pathSize + 1];
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strcpy(newPath, inPath);
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}
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if (newPath)
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{
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SwapSlashColon( newPath );
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if (doEscape)
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{
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finalPath = nsEscape(newPath, url_Path);
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delete [] newPath;
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}
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else
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finalPath = newPath;
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}
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delete [] inPath;
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return finalPath;
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} // MacFileHelpers::EncodeMacPath
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//----------------------------------------------------------------------------------------
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inline void MacFileHelpers::SetNoResolve(Boolean inResolve)
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//----------------------------------------------------------------------------------------
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{
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sNoResolve = inResolve;
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} // MacFileHelpers::SetNoResolve
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//----------------------------------------------------------------------------------------
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OSErr MacFileHelpers::MakeAliasSafe(FSSpec& inOutSpec)
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// Pass in the spec of an alias. This copies the file to the safe haven folder, and
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// returns the spec of the copy to the caller
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//----------------------------------------------------------------------------------------
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{
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EnsureAliasHaven();
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nsFileSpec dstDirSpec(sAliasHavenVRefNum, sAliasHavenDirID, "\p");
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// Make sure its name is unique
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nsFileSpec havenSpec(sAliasHavenVRefNum, sAliasHavenDirID, "\pG'day");
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if (havenSpec.Valid())
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havenSpec.MakeUnique(inOutSpec.name);
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// Copy the file into the haven directory
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if (havenSpec.Valid())
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{
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OSErr err = ::FSpFileCopy(
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&inOutSpec,
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dstDirSpec,
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havenSpec.GetLeafPName(),
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nil, 0, true);
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// Return the spec of the copy to the caller.
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if (err != noErr)
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return err;
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inOutSpec = havenSpec;
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}
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return noErr;
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} // MacFileHelpers::MakeAliasSafe
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//----------------------------------------------------------------------------------------
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char* MacFileHelpers::MacPathFromUnixPath(const char* unixPath, Boolean hexDecode)
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//----------------------------------------------------------------------------------------
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{
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// Relying on the fact that the unix path is always longer than the mac path:
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size_t len = strlen(unixPath);
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char* result = new char[len + 2]; // ... but allow for the initial colon in a partial name
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// REMEMBER: at the end we call SwapSlashColon, so bear that in mind when you see
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// this code using '/' as a separator in what is supposed to be a Macintosh path!
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if (result)
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{
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char* dst = result;
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const char* src = unixPath;
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if (*src == '/') // * full path
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src++;
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else if (strchr(src, '/') && *src != '.')
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{
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// * partial path, and not just a leaf name. The '.' test is there because
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// the loop below will add sufficient colons in that case.
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*dst++ = '/';
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}
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// Copy src to dst, but watch out for .. and .
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char c = '/';
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do
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{
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char cprev = c; // remember the previous char (initially /)
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c = *src++;
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if (c == '.' && cprev == '/')
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{
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char* dstSaved = dst;
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// Special cases: "." and "..". Convert to ':' and '::'
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*dst++ = '/'; // . becomes :
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c = *src++;
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if (c == '.')
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{
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*dst++ = '/'; // .. becomes ::
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c = *src++;
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}
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if (c == '/')
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{
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// ../ becomes :: so just skip the slash
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// ./ becomes : " " " " "
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src++;
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}
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else if (c)
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{
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// Oh. A file called ".foo" or "..foo"
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// Back up and just do the normal thing.
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src -= (dst - dstSaved);
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dst = dstSaved;
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// Since c is not '/', we won't do this stuff on the
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// next iteration.
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}
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continue;
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}
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*dst++ = c;
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} while (c);
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if (hexDecode)
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nsUnescape(result); // Hex Decode
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MacFileHelpers::SwapSlashColon(result);
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}
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return result;
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} // MacFileHelpers::MacPathFromUnixPath
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//----------------------------------------------------------------------------------------
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OSErr MacFileHelpers::FSSpecFromPathname(
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const char* inPathNamePtr,
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FSSpec& ioSpec, // used as in-parameter for a relative path.
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Boolean inCreateDirs)
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// FSSpecFromPathname reverses PathNameFromFSSpec.
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// It returns a FSSpec given a c string which is a mac pathname.
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//----------------------------------------------------------------------------------------
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{
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OSErr err;
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// Simplify this routine to use FSMakeFSSpec if length < 255. Otherwise use the MoreFiles
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// routine FSpLocationFromFullPath, which allocates memory, to handle longer pathnames.
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short inVRefNum = ioSpec.vRefNum;
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long inParID = ioSpec.parID;
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size_t inLength = strlen(inPathNamePtr);
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bool isRelative = (strchr(inPathNamePtr, ':') == 0 || *inPathNamePtr == ':');
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#ifdef NS_DEBUG
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// Attempt to catch people sending unix paths in to routines that expect native ones.
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NS_ASSERTION(strchr(inPathNamePtr, '/') == 0,
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"Possible unix path where native path is required");
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#endif
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if (inLength < 255)
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{
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Str255 pascalpath;
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MacFileHelpers::PLstrcpy(pascalpath, inPathNamePtr);
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if (isRelative)
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err = ::FSMakeFSSpec(inVRefNum, inParID, pascalpath, &ioSpec);
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else
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err = ::FSMakeFSSpec(0, 0, pascalpath, &ioSpec);
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}
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else if (!isRelative)
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err = FSpLocationFromFullPath(inLength, inPathNamePtr, &ioSpec);
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else
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err = bdNamErr;
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if ((err == dirNFErr || err == bdNamErr) && inCreateDirs)
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{
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const char* path = inPathNamePtr;
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if (isRelative)
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{
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ioSpec.vRefNum = inVRefNum;
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ioSpec.parID = inParID;
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}
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else
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{
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ioSpec.vRefNum = 0;
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ioSpec.parID = 0;
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}
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do {
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// Locate the colon that terminates the node.
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// But if we've a partial path (starting with a colon), find the second one.
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const char* nextColon = strchr(path + (*path == ':'), ':');
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// Well, if there are no more colons, point to the end of the string.
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if (!nextColon)
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nextColon = path + strlen(path);
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// Make a pascal string out of this node. Include initial
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// and final colon, if any!
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Str255 ppath;
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MacFileHelpers::PLstrncpy(ppath, path, nextColon - path + 1);
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// Use this string as a relative path using the directory created
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// on the previous round (or directory 0,0 on the first round).
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err = ::FSMakeFSSpec(ioSpec.vRefNum, ioSpec.parID, ppath, &ioSpec);
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// If this was the leaf node, then we are done.
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if (!*nextColon)
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break;
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// Since there's more to go, we have to get the directory ID, which becomes
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// the parID for the next round.
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if (err == noErr)
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{
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// The directory (or perhaps a file) exists. Find its dirID.
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long dirID;
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Boolean isDirectory;
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err = ::FSpGetDirectoryID(&ioSpec, &dirID, &isDirectory);
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if (!isDirectory)
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return dupFNErr; // oops! a file exists with that name.
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if (err)
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return err;
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ioSpec.parID = dirID;
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}
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else if (err == fnfErr)
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{
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// If we got "file not found", then
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// we need to create a directory.
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err = ::FSpDirCreate(&ioSpec, smCurrentScript, &ioSpec.parID);
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// For some reason, this usually returns fnfErr, even though it works.
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if (err == fnfErr)
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err = noErr;
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}
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if (err != noErr)
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return err;
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path = nextColon; // next round
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} while (1);
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}
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return err;
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} // MacFileHelpers::FSSpecFromPathname
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//----------------------------------------------------------------------------------------
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OSErr MacFileHelpers::CreateFolderInFolder(
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short refNum, // Parent directory/volume
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long dirID,
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ConstStr255Param folderName, // Name of the new folder
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short& outRefNum, // Volume of the created folder
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long& outDirID) //
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// Creates a folder named 'folderName' inside a folder.
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// The errors returned are same as PBDirCreate
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//----------------------------------------------------------------------------------------
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{
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HFileParam hpb;
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hpb.ioVRefNum = refNum;
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hpb.ioDirID = dirID;
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hpb.ioNamePtr = (StringPtr)&folderName;
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OSErr err = PBDirCreateSync((HParmBlkPtr)&hpb);
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if (err == noErr)
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{
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outRefNum = hpb.ioVRefNum;
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outDirID = hpb.ioDirID;
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}
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else
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{
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outRefNum = 0;
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outDirID = 0;
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}
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return err;
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} // MacFileHelpers::CreateFolderInFolder
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//----------------------------------------------------------------------------------------
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void MacFileHelpers::EnsureAliasHaven()
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//----------------------------------------------------------------------------------------
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{
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// Alias Haven is a directory in which we never resolve aliases.
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if (sAliasHavenVRefNum != 0)
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return;
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FSSpec temp;
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if (FindFolder(0, kTemporaryFolderType, true, & temp.vRefNum, &temp.parID) == noErr)
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{
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CreateFolderInFolder(
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temp.vRefNum, // Parent directory/volume
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temp.parID,
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kAliasHavenFolderName, // Name of the new folder
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sAliasHavenVRefNum, // Volume of the created folder
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sAliasHavenDirID);
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}
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} // MacFileHelpers::EnsureAliasHaven
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//----------------------------------------------------------------------------------------
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PRBool MacFileHelpers::IsAliasSafe(const FSSpec& inSpec)
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// Returns true if the alias is in the alias haven directory, or if alias resolution
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// has been turned off.
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//----------------------------------------------------------------------------------------
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{
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return sNoResolve
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|| (inSpec.parID == sAliasHavenDirID && inSpec.vRefNum == sAliasHavenVRefNum);
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} // MacFileHelpers::IsAliasSafe
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//----------------------------------------------------------------------------------------
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OSErr MacFileHelpers::ResolveAliasFile(FSSpec& inOutSpec, Boolean& wasAliased)
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//----------------------------------------------------------------------------------------
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{
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wasAliased = false;
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if (IsAliasSafe(inOutSpec))
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return noErr;
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Boolean dummy;
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return ::ResolveAliasFile(&inOutSpec, TRUE, &dummy, &wasAliased);
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} // MacFileHelpers::ResolveAliasFile
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//-----------------------------------
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OSErr MacFileHelpers::FSSpecFromUnixPath(
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const char * unixPath,
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FSSpec& ioSpec,
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Boolean hexDecode,
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Boolean resolveAlias,
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Boolean allowPartial,
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Boolean createDirs)
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// File spec from URL. Reverses GetURLFromFileSpec
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// Its input is only the <path> part of the URL
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// JRM 97/01/08 changed this so that if it's a partial path (doesn't start with '/'),
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// then it is combined with inOutSpec's vRefNum and parID to form a new spec.
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//-----------------------------------
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{
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if (unixPath == nsnull)
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return badFidErr;
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char* macPath = MacPathFromUnixPath(unixPath, hexDecode);
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if (!macPath)
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return memFullErr;
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OSErr err = noErr;
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if (!allowPartial)
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{
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NS_ASSERTION(*unixPath == '/' /*full path*/, "Not a full Unix path!");
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}
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err = FSSpecFromPathname(macPath, ioSpec, createDirs);
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if (err == fnfErr)
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err = noErr;
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Boolean dummy;
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if (err == noErr && resolveAlias) // Added
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err = MacFileHelpers::ResolveAliasFile(ioSpec, dummy);
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delete [] macPath;
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NS_ASSERTION(err==noErr||err==fnfErr||err==dirNFErr||err==nsvErr, "Not a path!");
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return err;
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} // MacFileHelpers::FSSpecFromLocalUnixPath
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//-----------------------------------
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char* MacFileHelpers::PathNameFromFSSpec( const FSSpec& inSpec, Boolean wantLeafName )
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// Returns a full pathname to the given file
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// Returned value is allocated with new [], and must be freed with delete []
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// This is taken from FSpGetFullPath in MoreFiles, except that we need to tolerate
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// fnfErr.
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//-----------------------------------
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{
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char* result = nil;
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OSErr err = noErr;
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short fullPathLength = 0;
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Handle fullPath = nsnull;
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FSSpec tempSpec = inSpec;
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if ( tempSpec.parID == fsRtParID )
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{
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/* The object is a volume */
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/* Add a colon to make it a full pathname */
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tempSpec.name[++tempSpec.name[0]] = ':';
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/* We're done */
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err = PtrToHand(&tempSpec.name[1], &fullPath, tempSpec.name[0]);
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}
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else
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{
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/* The object isn't a volume */
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CInfoPBRec pb = { 0 };
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Str63 dummyFileName;
|
|
MacFileHelpers::PLstrcpy(dummyFileName, "\pG'day!");
|
|
|
|
/* Is the object a file or a directory? */
|
|
pb.dirInfo.ioNamePtr = (! tempSpec.name[0]) ? (StringPtr)dummyFileName : tempSpec.name;
|
|
pb.dirInfo.ioVRefNum = tempSpec.vRefNum;
|
|
pb.dirInfo.ioDrDirID = tempSpec.parID;
|
|
pb.dirInfo.ioFDirIndex = 0;
|
|
err = PBGetCatInfoSync(&pb);
|
|
if ( err == noErr || err == fnfErr)
|
|
{
|
|
// if the object is a directory, append a colon so full pathname ends with colon
|
|
// Beware of the "illegal spec" case that Netscape uses (empty name string). In
|
|
// this case, we don't want the colon.
|
|
if ( err == noErr && tempSpec.name[0] && (pb.hFileInfo.ioFlAttrib & ioDirMask) != 0 )
|
|
{
|
|
++tempSpec.name[0];
|
|
tempSpec.name[tempSpec.name[0]] = ':';
|
|
}
|
|
|
|
/* Put the object name in first */
|
|
err = PtrToHand(&tempSpec.name[1], &fullPath, tempSpec.name[0]);
|
|
if ( err == noErr )
|
|
{
|
|
/* Get the ancestor directory names */
|
|
pb.dirInfo.ioNamePtr = tempSpec.name;
|
|
pb.dirInfo.ioVRefNum = tempSpec.vRefNum;
|
|
pb.dirInfo.ioDrParID = tempSpec.parID;
|
|
do /* loop until we have an error or find the root directory */
|
|
{
|
|
pb.dirInfo.ioFDirIndex = -1;
|
|
pb.dirInfo.ioDrDirID = pb.dirInfo.ioDrParID;
|
|
err = PBGetCatInfoSync(&pb);
|
|
if ( err == noErr )
|
|
{
|
|
/* Append colon to directory name */
|
|
++tempSpec.name[0];
|
|
tempSpec.name[tempSpec.name[0]] = ':';
|
|
|
|
/* Add directory name to beginning of fullPath */
|
|
(void) Munger(fullPath, 0, nsnull, 0, &tempSpec.name[1], tempSpec.name[0]);
|
|
err = MemError();
|
|
}
|
|
} while ( err == noErr && pb.dirInfo.ioDrDirID != fsRtDirID );
|
|
}
|
|
}
|
|
}
|
|
if ( err != noErr && err != fnfErr)
|
|
goto Clean;
|
|
|
|
fullPathLength = GetHandleSize(fullPath);
|
|
err = noErr;
|
|
int allocSize = 1 + fullPathLength;
|
|
// We only want the leaf name if it's the root directory or wantLeafName is true.
|
|
if (inSpec.parID != fsRtParID && !wantLeafName)
|
|
allocSize -= inSpec.name[0];
|
|
result = new char[allocSize];
|
|
if (!result)
|
|
goto Clean;
|
|
memcpy(result, *fullPath, allocSize - 1);
|
|
result[ allocSize - 1 ] = 0;
|
|
Clean:
|
|
if (fullPath)
|
|
DisposeHandle(fullPath);
|
|
NS_ASSERTION(result, "Out of memory"); // OOPS! very bad.
|
|
return result;
|
|
} // MacFileHelpers::PathNameFromFSSpec
|
|
|
|
//========================================================================================
|
|
// Macintosh nsFileSpec implementation
|
|
//========================================================================================
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileSpec::nsFileSpec()
|
|
//----------------------------------------------------------------------------------------
|
|
: mError(NS_ERROR_NOT_INITIALIZED)
|
|
{
|
|
mSpec.name[0] = '\0';
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileSpec::nsFileSpec(const FSSpec& inSpec)
|
|
//----------------------------------------------------------------------------------------
|
|
: mSpec(inSpec)
|
|
, mError(NS_OK)
|
|
{
|
|
PRBool dummy;
|
|
ResolveAlias(dummy);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::operator = (const FSSpec& inSpec)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mSpec = inSpec;
|
|
mError = NS_OK;
|
|
PRBool dummy;
|
|
ResolveAlias(dummy);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileSpec::nsFileSpec(const nsFileSpec& inSpec)
|
|
//----------------------------------------------------------------------------------------
|
|
: mSpec(inSpec.mSpec)
|
|
, mError(inSpec.Error())
|
|
{
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileSpec::nsFileSpec(const char* inNativePathString, PRBool inCreateDirs)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mSpec.vRefNum = 0;
|
|
mSpec.parID = 0;
|
|
|
|
mError = NS_FILE_RESULT(
|
|
MacFileHelpers::FSSpecFromPathname(
|
|
inNativePathString,
|
|
mSpec, inCreateDirs));
|
|
if (mError == NS_FILE_RESULT(fnfErr))
|
|
mError = NS_OK;
|
|
PRBool dummy;
|
|
ResolveAlias(dummy);
|
|
} // nsFileSpec::nsFileSpec
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileSpec::nsFileSpec(const nsString& inNativePathString, PRBool inCreateDirs)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mSpec.vRefNum = 0;
|
|
mSpec.parID = 0;
|
|
|
|
mError = NS_FILE_RESULT(
|
|
MacFileHelpers::FSSpecFromPathname(
|
|
nsAutoCString(inNativePathString),
|
|
mSpec, inCreateDirs));
|
|
if (mError == NS_FILE_RESULT(fnfErr))
|
|
mError = NS_OK;
|
|
PRBool dummy;
|
|
ResolveAlias(dummy);
|
|
} // nsFileSpec::nsFileSpec
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileSpec::nsFileSpec(short vRefNum, long parID, ConstStr255Param name)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mError = NS_FILE_RESULT(::FSMakeFSSpec(vRefNum, parID, name, &mSpec));
|
|
if (mError == NS_FILE_RESULT(fnfErr))
|
|
mError = NS_OK;
|
|
PRBool dummy;
|
|
ResolveAlias(dummy);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileSpec::nsFileSpec(const nsFilePath& inPath)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
*this = inPath.GetFileSpec();
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::operator = (const char* inString)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mPath.SetToEmpty();
|
|
|
|
mSpec.vRefNum = 0;
|
|
mSpec.parID = 0;
|
|
|
|
mError = NS_FILE_RESULT(
|
|
MacFileHelpers::FSSpecFromPathname(inString, mSpec, true));
|
|
if (mError == NS_FILE_RESULT(fnfErr))
|
|
mError = NS_OK;
|
|
PRBool dummy;
|
|
ResolveAlias(dummy);
|
|
} // nsFileSpec::operator =
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::operator = (const nsFileSpec& inSpec)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mPath.SetToEmpty();
|
|
mSpec.vRefNum = inSpec.mSpec.vRefNum;
|
|
mSpec.parID = inSpec.mSpec.parID;
|
|
memcpy(mSpec.name, inSpec.mSpec.name, inSpec.mSpec.name[0] + 1);
|
|
mError = inSpec.Error();
|
|
} // nsFileSpec::operator =
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::operator = (const nsFilePath& inPath)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
*this = inPath.GetFileSpec();
|
|
} // nsFileSpec::operator =
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
PRBool nsFileSpec::Exists() const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
FSSpec temp;
|
|
return ::FSMakeFSSpec(mSpec.vRefNum, mSpec.parID, mSpec.name, &temp) == noErr;
|
|
} // nsFileSpec::Exists()
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::GetModDate(TimeStamp& outStamp) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
CInfoPBRec pb;
|
|
if (GetCatInfo(pb) == noErr)
|
|
outStamp = ((DirInfo*)&pb)->ioDrMdDat; // The mod date is in the same spot for files and dirs.
|
|
else
|
|
outStamp = 0;
|
|
} // nsFileSpec::GetModDate
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
PRUint32 nsFileSpec::GetFileSize() const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
CInfoPBRec pb;
|
|
if (noErr == GetCatInfo(pb))
|
|
return (PRUint32)((HFileInfo*)&pb)->ioFlLgLen;
|
|
return 0;
|
|
} // nsFileSpec::GetFileSize
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::SetLeafName(const char* inLeafName)
|
|
// In leaf name can actually be a partial path...
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mPath.SetToEmpty();
|
|
|
|
// what about long relative paths? Hmm? We don't have a routine for this anywhere.
|
|
Str255 partialPath;
|
|
MacFileHelpers::PLstrcpy(partialPath, inLeafName);
|
|
mError = NS_FILE_RESULT(
|
|
::FSMakeFSSpec(mSpec.vRefNum, mSpec.parID, partialPath, &mSpec));
|
|
if (mError == NS_FILE_RESULT(fnfErr))
|
|
mError = NS_OK;
|
|
} // nsFileSpec::SetLeafName
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
char* nsFileSpec::GetLeafName() const
|
|
// Result needs to be nsCRT::free()ed.
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
char leaf[64];
|
|
memcpy(leaf, &mSpec.name[1], mSpec.name[0]);
|
|
leaf[mSpec.name[0]] = '\0';
|
|
return nsCRT::strdup(leaf);
|
|
} // nsFileSpec::GetLeafName
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::MakeAliasSafe()
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mPath.SetToEmpty();
|
|
mError = NS_FILE_RESULT(MacFileHelpers::MakeAliasSafe(mSpec));
|
|
} // nsFileSpec::MakeAliasSafe
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::MakeUnique(ConstStr255Param inSuggestedLeafName)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mPath.SetToEmpty();
|
|
if (inSuggestedLeafName[0] > 0)
|
|
MacFileHelpers::PLstrcpy(mSpec.name, inSuggestedLeafName);
|
|
|
|
MakeUnique();
|
|
} // nsFileSpec::MakeUnique
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::ResolveAlias(PRBool& wasAliased)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
Boolean wasAliased2; // Type conversion Boolean <--> PRBool
|
|
OSErr err = MacFileHelpers::ResolveAliasFile(mSpec, wasAliased2);
|
|
if (wasAliased2)
|
|
{
|
|
mError = NS_FILE_RESULT(err);
|
|
wasAliased = PR_TRUE;
|
|
}
|
|
else
|
|
wasAliased = PR_FALSE;
|
|
} // nsFileSpec::ResolveAlias
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
PRBool nsFileSpec::IsFile() const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
long dirID;
|
|
Boolean isDirectory;
|
|
return (noErr == FSpGetDirectoryID(&mSpec, &dirID, &isDirectory) && !isDirectory);
|
|
} // nsFileSpec::IsFile
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
PRBool nsFileSpec::IsDirectory() const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
long dirID;
|
|
Boolean isDirectory;
|
|
return (noErr == FSpGetDirectoryID(&mSpec, &dirID, &isDirectory) && isDirectory);
|
|
} // nsFileSpec::IsDirectory
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::GetParent(nsFileSpec& outSpec) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
if (NS_SUCCEEDED(mError))
|
|
outSpec.mError
|
|
= NS_FILE_RESULT(::FSMakeFSSpec(mSpec.vRefNum, mSpec.parID, nsnull, outSpec));
|
|
} // nsFileSpec::GetParent
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::operator += (const char* inRelativePath)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
// Invalidate the path cache string, since we're changing ourselves.
|
|
mPath.SetToEmpty();
|
|
// Find the dirID of the directory described by this spec
|
|
long dirID;
|
|
Boolean isDirectory;
|
|
mError = NS_FILE_RESULT(::FSpGetDirectoryID(&mSpec, &dirID, &isDirectory));
|
|
if (NS_FAILED(mError) || !isDirectory || !inRelativePath)
|
|
return;
|
|
// mSpec.vRefNum is already correct.
|
|
mSpec.parID = dirID;
|
|
|
|
// Next, determine if it is a UNIX or Mac style path. Now, Macintosh relative paths
|
|
// are either leaf names (in which the distinction between unix and macintosh
|
|
// relative paths disappears) or they start with a colon. If we find an initial colon,
|
|
// then assume it's a macintosh path.
|
|
// If it is a UNIX path (including just a leaf name), we will also look for ':' and
|
|
// assert if we find one.
|
|
if (*inRelativePath != ':')
|
|
{
|
|
// Looks like a UNIX path (including possibly just a leaf name)
|
|
NS_ASSERTION(strchr(inRelativePath, ':') == nsnull,
|
|
"Can not determine path type");
|
|
// Convert unix path (which is unencoded) to a spec
|
|
mError = NS_FILE_RESULT(
|
|
MacFileHelpers::FSSpecFromUnixPath(
|
|
inRelativePath, mSpec, false, false, true, true));
|
|
}
|
|
else
|
|
{
|
|
// We must be a mac path!
|
|
mError =
|
|
NS_FILE_RESULT(
|
|
MacFileHelpers::FSSpecFromPathname(inRelativePath, mSpec, true));
|
|
}
|
|
if (mError == NS_FILE_RESULT(fnfErr))
|
|
mError = NS_OK;
|
|
PRBool dummy;
|
|
ResolveAlias(dummy);
|
|
} // nsFileSpec::operator +=
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::CreateDirectory(int /* unix mode */)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
long ignoredDirID;
|
|
mError = NS_FILE_RESULT(FSpDirCreate(&mSpec, smCurrentScript, &ignoredDirID));
|
|
} // nsFileSpec::CreateDirectory
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::Delete(PRBool inRecursive) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
OSErr anErr;
|
|
|
|
nsresult& mutableError = const_cast<nsFileSpec*>(this)->mError;
|
|
if (inRecursive)
|
|
{
|
|
// MoreFilesExtras
|
|
anErr = ::DeleteDirectory(
|
|
mSpec.vRefNum,
|
|
mSpec.parID,
|
|
const_cast<unsigned char*>(mSpec.name));
|
|
}
|
|
else
|
|
anErr = ::FSpDelete(&mSpec);
|
|
|
|
if (anErr == fnfErr) // deleting a file that doesn't exist isn't an error!
|
|
anErr = noErr;
|
|
mutableError = NS_FILE_RESULT(anErr);
|
|
|
|
} // nsFileSpec::Delete
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::Rename(const char* inNewName)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
if (strchr(inNewName, '/'))
|
|
return -1; // no relative paths here!
|
|
Str255 pName;
|
|
MacFileHelpers::PLstrcpy(pName, inNewName);
|
|
if (FSpRename(&mSpec, pName) != noErr)
|
|
return -1;
|
|
SetLeafName(inNewName);
|
|
return 0;
|
|
} // nsFileSpec::Rename
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::Copy(const nsFileSpec& newParentDir) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
// We can only copy into a directory, and (for now) can not copy entire directories
|
|
|
|
if (!newParentDir.IsDirectory() || (IsDirectory() ) )
|
|
return NS_FILE_FAILURE;
|
|
|
|
|
|
nsresult result = NS_FILE_RESULT(::FSpFileCopy( &mSpec,
|
|
&newParentDir.mSpec,
|
|
const_cast<StringPtr>(GetLeafPName()),
|
|
nsnull,
|
|
0,
|
|
true));
|
|
|
|
return result;
|
|
|
|
} // nsFileSpec::Copy
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::Move(const nsFileSpec& newParentDir)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
// We can only move into a directory
|
|
|
|
if (!newParentDir.IsDirectory())
|
|
return NS_FILE_FAILURE;
|
|
|
|
nsresult result = NS_FILE_RESULT(::FSpMoveRenameCompat(&mSpec,
|
|
&newParentDir.mSpec,
|
|
const_cast<StringPtr>(GetLeafPName())));
|
|
|
|
if ( NS_SUCCEEDED(result) )
|
|
{
|
|
char* leafName = GetLeafName();
|
|
*this = newParentDir + leafName;
|
|
nsCRT::free(leafName);
|
|
}
|
|
return result;
|
|
} // nsFileSpec::Move
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::Execute(const char* /*args - how can this be cross-platform? problem! */ ) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
if (IsDirectory())
|
|
return NS_FILE_FAILURE;
|
|
|
|
LaunchParamBlockRec launchThis;
|
|
launchThis.launchAppSpec = const_cast<FSSpec*>(&mSpec);
|
|
launchThis.launchAppParameters = nsnull; // args;
|
|
/* launch the thing */
|
|
launchThis.launchBlockID = extendedBlock;
|
|
launchThis.launchEPBLength = extendedBlockLen;
|
|
launchThis.launchFileFlags = nsnull;
|
|
launchThis.launchControlFlags = launchContinue + launchNoFileFlags + launchUseMinimum;
|
|
launchThis.launchControlFlags += launchDontSwitch;
|
|
|
|
nsresult result = NS_FILE_RESULT(::LaunchApplication(&launchThis));
|
|
return result;
|
|
|
|
} // nsFileSpec::Execute
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
OSErr nsFileSpec::GetCatInfo(CInfoPBRec& outInfo) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
DirInfo *dipb=(DirInfo *)&outInfo;
|
|
dipb->ioCompletion = nsnull;
|
|
dipb->ioFDirIndex = 0; // use dirID and name
|
|
dipb->ioVRefNum = mSpec.vRefNum;
|
|
dipb->ioDrDirID = mSpec.parID;
|
|
dipb->ioNamePtr = const_cast<nsFileSpec*>(this)->mSpec.name;
|
|
return PBGetCatInfoSync(&outInfo);
|
|
} // nsFileSpec::GetCatInfo()
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
PRUint32 nsFileSpec::GetDiskSpaceAvailable() const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
HVolumeParam pb;
|
|
pb.ioCompletion = nsnull;
|
|
pb.ioVolIndex = 0;
|
|
pb.ioNamePtr = nsnull;
|
|
pb.ioVRefNum = mSpec.vRefNum;
|
|
|
|
OSErr err = PBHGetVInfoSync( (HParmBlkPtr)&pb );
|
|
|
|
if ( err == noErr )
|
|
return pb.ioVFrBlk * pb.ioVAlBlkSiz;
|
|
return ULONG_MAX;
|
|
} // nsFileSpec::GetDiskSpace()
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
const char* nsFileSpec::GetCString() const
|
|
// This is the only conversion to const char* that is provided, and it allows the
|
|
// path to be "passed" to NSPR file routines. This practice is VERY EVIL and should only
|
|
// be used to support legacy code. Using it guarantees bugs on Macintosh. The string is
|
|
// cached and freed by the nsFileSpec destructor, so do not delete (or free) it.
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
if (mPath.IsEmpty())
|
|
{
|
|
const_cast<nsFileSpec*>(this)->mPath
|
|
= MacFileHelpers::PathNameFromFSSpec(mSpec, true);
|
|
if (mPath.IsEmpty())
|
|
const_cast<nsFileSpec*>(this)->mError = NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
return mPath;
|
|
}
|
|
|
|
//========================================================================================
|
|
// Macintosh nsFilePath implementation
|
|
//========================================================================================
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
static void AssignFromPath(nsFilePath& ioPath, const char* inString, PRBool inCreateDirs)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
NS_ASSERTION(strstr(inString, kFileURLPrefix) != inString, "URL passed as path");
|
|
FSSpec spec;
|
|
spec.vRefNum = 0;
|
|
spec.parID = 0;
|
|
MacFileHelpers::FSSpecFromUnixPath(
|
|
inString,
|
|
spec,
|
|
false,
|
|
true, // resolve alias
|
|
true,
|
|
inCreateDirs);
|
|
// Now we have a spec,
|
|
// Invoke operator = (const nsFileSpec&) to do the rest.
|
|
// Why didn't we just say mPath = inString to get the path? Well, we want it to be
|
|
// canonical and absolute.
|
|
ioPath = spec;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFilePath::nsFilePath(const char* inString, PRBool inCreateDirs)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
AssignFromPath(*this, inString, inCreateDirs);
|
|
} //nsFilePath::nsFilePath
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFilePath::nsFilePath(const nsString& inString, PRBool inCreateDirs)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
AssignFromPath(*this, nsAutoCString(inString), inCreateDirs);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFilePath::operator = (const char* inString)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
AssignFromPath(*this, nsAutoCString(inString), PR_FALSE);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFilePath::nsFilePath(const nsFileSpec& inSpec)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
*this = inSpec;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFilePath::nsFilePath(const nsFileURL& inOther)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
*this = inOther;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFilePath::operator = (const nsFileSpec& inSpec)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
char * path = MacFileHelpers::PathNameFromFSSpec(inSpec, true);
|
|
path = MacFileHelpers::EncodeMacPath(path, true, false);
|
|
mPath = path;
|
|
delete [] path;
|
|
mFileSpec = inSpec;
|
|
} // nsFilePath::operator =
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFilePath::operator = (const nsFileURL& inOther)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
char * path = MacFileHelpers::PathNameFromFSSpec(inOther.mFileSpec, true);
|
|
path = MacFileHelpers::EncodeMacPath(path, true, false);
|
|
mPath = path;
|
|
delete [] path;
|
|
mFileSpec = inOther.GetFileSpec();
|
|
}
|
|
|
|
//========================================================================================
|
|
// nsFileURL implementation
|
|
//========================================================================================
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileURL::nsFileURL(const char* inString, PRBool inCreateDirs)
|
|
//----------------------------------------------------------------------------------------
|
|
: mURL(inString)
|
|
{
|
|
NS_ASSERTION(strstr(inString, kFileURLPrefix) == inString, "Not a URL!");
|
|
mFileSpec.mError = NS_FILE_RESULT(MacFileHelpers::FSSpecFromUnixPath(
|
|
inString + kFileURLPrefixLength,
|
|
mFileSpec.mSpec,
|
|
true, // need to decode
|
|
true, // resolve alias
|
|
false, // must be a full path
|
|
inCreateDirs));
|
|
if (mFileSpec.mError == NS_FILE_RESULT(fnfErr))
|
|
mFileSpec.mError = NS_OK;
|
|
} // nsFileURL::nsFileURL
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileURL::nsFileURL(const nsString& inString, PRBool inCreateDirs)
|
|
//----------------------------------------------------------------------------------------
|
|
: mURL(nsnull)
|
|
{
|
|
nsAutoCString autostring(inString);
|
|
const char* cstring = (const char*)autostring;
|
|
mURL = cstring;
|
|
NS_ASSERTION(strstr(cstring, kFileURLPrefix) == cstring, "Not a URL!");
|
|
mFileSpec.mError = NS_FILE_RESULT(MacFileHelpers::FSSpecFromUnixPath(
|
|
cstring + kFileURLPrefixLength,
|
|
mFileSpec.mSpec,
|
|
true, // need to decode
|
|
true, // resolve alias
|
|
false, // must be a full path
|
|
inCreateDirs));
|
|
if (mFileSpec.mError == NS_FILE_RESULT(fnfErr))
|
|
mFileSpec.mError = NS_OK;
|
|
} // nsFileURL::nsFileURL
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileURL::nsFileURL(const nsFilePath& inOther)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
*this = inOther.GetFileSpec();
|
|
} // nsFileURL::nsFileURL
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsFileURL::nsFileURL(const nsFileSpec& inOther)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
*this = inOther;
|
|
} // nsFileURL::nsFileURL
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileURL::operator = (const nsFilePath& inOther)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
*this = inOther.GetFileSpec();
|
|
} // nsFileURL::operator =
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileURL::operator = (const nsFileSpec& inOther)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mFileSpec = inOther;
|
|
char* path = MacFileHelpers::PathNameFromFSSpec( mFileSpec, true );
|
|
char* encodedPath = MacFileHelpers::EncodeMacPath(path, true, true);
|
|
nsSimpleCharString encodedURL(kFileURLPrefix);
|
|
encodedURL += encodedPath;
|
|
delete [] encodedPath;
|
|
mURL = encodedURL;
|
|
if (encodedURL[encodedURL.Length() - 1] != '/' && inOther.IsDirectory())
|
|
mURL += "/";
|
|
} // nsFileURL::operator =
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileURL::operator = (const char* inString)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mURL = inString;
|
|
NS_ASSERTION(strstr(inString, kFileURLPrefix) == inString, "Not a URL!");
|
|
mFileSpec.mError = NS_FILE_RESULT(MacFileHelpers::FSSpecFromUnixPath(
|
|
inString + kFileURLPrefixLength,
|
|
mFileSpec.mSpec,
|
|
true, // need to decode
|
|
true, // resolve alias
|
|
false, // must be a full path
|
|
false)); // don't create dirs.
|
|
if (mFileSpec.mError == NS_FILE_RESULT(fnfErr))
|
|
mFileSpec.mError = NS_OK;
|
|
} // nsFileURL::operator =
|
|
|
|
//========================================================================================
|
|
// nsDirectoryIterator
|
|
//========================================================================================
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsDirectoryIterator::nsDirectoryIterator(
|
|
const nsFileSpec& inDirectory
|
|
, int inIterateDirection)
|
|
//----------------------------------------------------------------------------------------
|
|
: mCurrent(inDirectory)
|
|
, mExists(false)
|
|
, mIndex(-1)
|
|
{
|
|
CInfoPBRec pb;
|
|
OSErr err = inDirectory.GetCatInfo(pb);
|
|
|
|
// test that we have got a directory back, not a file
|
|
DirInfo* dipb = (DirInfo*)&pb;
|
|
if (err != noErr || !( dipb->ioFlAttrib & 0x0010))
|
|
return;
|
|
// Sorry about this, there seems to be a bug in CWPro 4:
|
|
FSSpec& currentSpec = mCurrent.nsFileSpec::operator FSSpec&();
|
|
mVRefNum = currentSpec.vRefNum;
|
|
mParID = dipb->ioDrDirID;
|
|
mMaxIndex = pb.dirInfo.ioDrNmFls;
|
|
if (inIterateDirection > 0)
|
|
{
|
|
mIndex = 0; // ready to increment
|
|
++(*this); // the pre-increment operator
|
|
}
|
|
else
|
|
{
|
|
mIndex = mMaxIndex + 1; // ready to decrement
|
|
--(*this); // the pre-decrement operator
|
|
}
|
|
} // nsDirectoryIterator::nsDirectoryIterator
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
OSErr nsDirectoryIterator::SetToIndex()
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
CInfoPBRec cipb;
|
|
DirInfo *dipb=(DirInfo *)&cipb;
|
|
Str255 objectName;
|
|
dipb->ioCompletion = nsnull;
|
|
dipb->ioFDirIndex = mIndex;
|
|
// Sorry about this, there seems to be a bug in CWPro 4:
|
|
FSSpec& currentSpec = mCurrent.nsFileSpec::operator FSSpec&();
|
|
dipb->ioVRefNum = mVRefNum; /* Might need to use vRefNum, not sure*/
|
|
dipb->ioDrDirID = mParID;
|
|
dipb->ioNamePtr = objectName;
|
|
OSErr err = PBGetCatInfoSync(&cipb);
|
|
FSSpec temp;
|
|
if (err == noErr)
|
|
err = FSMakeFSSpec(mVRefNum, mParID, objectName, &temp);
|
|
mCurrent = temp; // use the operator: it clears the string cache and resolves the alias.
|
|
mExists = err == noErr;
|
|
return err;
|
|
} // nsDirectoryIterator::SetToIndex()
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsDirectoryIterator& nsDirectoryIterator::operator -- ()
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mExists = false;
|
|
while (--mIndex > 0)
|
|
{
|
|
OSErr err = SetToIndex();
|
|
if (err == noErr)
|
|
break;
|
|
}
|
|
return *this;
|
|
} // nsDirectoryIterator::operator --
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsDirectoryIterator& nsDirectoryIterator::operator ++ ()
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mExists = false;
|
|
if (mIndex >= 0) // probably trying to use a file as a directory!
|
|
while (++mIndex <= mMaxIndex)
|
|
{
|
|
OSErr err = SetToIndex();
|
|
if (err == noErr)
|
|
break;
|
|
}
|
|
return *this;
|
|
} // nsDirectoryIterator::operator ++
|
|
|