pegasus/src/Pegasus/Common/FileSystem.cpp - diff

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Diff for /pegasus/src/Pegasus/Common/FileSystem.cpp between version 1.37 and 1.54

version 1.37, 2002/08/27 17:42:26

version 1.54, 2005/02/05 22:59:23

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//%/////////////////////////////////////////////////////////////////////////////

//%2005////////////////////////////////////////////////////////////////////////

// The Open Group, Tivoli Systems

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// IBM Corp.; EMC Corporation, The Open Group.

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

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// Modified By:

// Ramnath Ravindran(Ramnath.Ravindran@compaq.com)

// Amit K Arora, IBM (amita@in.ibm.com)

// Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)

// David Dillard, VERITAS Software Corp.

// (david.dillard@veritas.com)

//%/////////////////////////////////////////////////////////////////////////////

#include <iostream>

#include <cstdio>

//#include <cstdio>

#include <Pegasus/Common/Config.h>

#include <Pegasus/Common/System.h>

#include "Destroyer.h"

#include <Pegasus/Common/AutoPtr.h>

#include "FileSystem.h"

#include "System.h"

#include "Dir.h"

PEGASUS_NAMESPACE_BEGIN

// Clone the path as a C String but discard trailing slash if any:

static char* _clonePath(const String& path)

static CString _clonePath(const String& path)

{

char* p = path.allocateCString();

String clone = path;

if (!*p)

return p;

char* last = p + path.size() - 1;

if (*last == '/')

if (clone.size() && clone[clone.size()-1] == '/')

*last = '\0';

clone.remove(clone.size()-1);

return p;

return clone.getCString();

}

Boolean FileSystem::exists(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::exists(_clonePath(path));

return System::exists(p.getPointer());

}

Boolean FileSystem::getCurrentDirectory(String& path)

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Boolean FileSystem::existsNoCase(const String& path, String& realPath)

{

#ifdef PEGASUS_OS_OS400

// The OS/400 file system is case insensitive, so just call exists( ).

// This is faster, but the main reason to do this is to

// avoid multi-threading problems with the IFS directory APIs

// (even though they claim to be threadsafe).

realPath = path;

return exists(path);

#else

realPath.clear();

ArrayDestroyer<char> destroyer(_clonePath(path));

CString cpath = _clonePath(path);

char* p = destroyer.getPointer();

const char* p = cpath;

const char* dirPath;

char* fileName;

const char* fileName;

char* slash = strrchr(p, '/');

char* slash = (char *) strrchr(p, '/');

if (slash)

{

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for (Dir dir(dirPath); dir.more(); dir.next())

{

if (CompareNoCase(fileName, dir.getName()) == 0)

if (System::strcasecmp(fileName, dir.getName()) == 0)

{

if (strcmp(dirPath, ".") == 0)

realPath = dir.getName();

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}

return false;

#endif

}

Boolean FileSystem::canRead(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::canRead(_clonePath(path));

return System::canRead(p.getPointer());

}

Boolean FileSystem::canWrite(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::canWrite(_clonePath(path));

return System::canWrite(p.getPointer());

}

Boolean FileSystem::getFileSize(const String& path, Uint32& size)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::getFileSize(_clonePath(path), size);

return System::getFileSize(p.getPointer(), size);

}

Boolean FileSystem::removeFile(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::removeFile(_clonePath(path));

return System::removeFile(p.getPointer());

}

void FileSystem::loadFileToMemory(

Array<Sint8>& array,

Array<char>& array,

const String& fileName)

{

Uint32 fileSize;

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if (!getFileSize(fileName, fileSize))

throw CannotOpenFile(fileName);

char* tmp = fileName.allocateCString();

FILE* fp = fopen(fileName.getCString(), "rb");

FILE* fp = fopen(tmp, "rb");

delete [] tmp;

if (fp == NULL)

throw CannotOpenFile(fileName);

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if (fileSize1 != fileSize2)

return false;

char* tmp1 = path1.allocateCString();

FILE* fp1 = fopen(path1.getCString(), "rb");

FILE* fp1 = fopen(tmp1, "rb");

delete [] tmp1;

if (fp1 == NULL)

throw CannotOpenFile(path1);

char* tmp2 = path2.allocateCString();

FILE* fp2 = fopen(path2.getCString(), "rb");

FILE* fp2 = fopen(tmp2, "rb");

delete [] tmp2;

if (fp2 == NULL)

{

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const String& oldPath,

const String& newPath)

{

ArrayDestroyer<char> p(oldPath.allocateCString());

return System::renameFile(oldPath.getCString(), newPath.getCString());

ArrayDestroyer<char> q(newPath.allocateCString());

return System::renameFile(p.getPointer(), q.getPointer());

}

Boolean FileSystem::copyFile(

const String& fromPath,

const String& toPath)

{

ArrayDestroyer<char> p(fromPath.allocateCString());

return System::copyFile(fromPath.getCString(), toPath.getCString());

ArrayDestroyer<char> q(toPath.allocateCString());

return System::copyFile(p.getPointer(), q.getPointer());

}

Boolean FileSystem::openNoCase(PEGASUS_STD(ifstream)& is, const String& path)

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if (!existsNoCase(path, realPath))

return false;

ArrayDestroyer<char> p(_clonePath(realPath));

is.open(_clonePath(realPath) PEGASUS_IOS_BINARY);

is.open(p.getPointer() PEGASUS_IOS_BINARY);

return !!is;

}

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if (!existsNoCase(path, realPath))

return false;

#if defined(__GNUC__) && GCC_VERSION >= 30200

ArrayDestroyer<char> p(_clonePath(realPath));

fs.open(_clonePath(realPath), PEGASUS_STD(ios_base::openmode)(mode));

#else

fs.open(p.getPointer(), mode);

#if defined(PEGASUS_OS_OS400)

fs.open(_clonePath(realPath), mode, PEGASUS_STD(_CCSID_T(1208)) );

#else

fs.open(_clonePath(realPath), mode);

#endif

return !!fs;

}

Boolean FileSystem::isDirectory(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::isDirectory(_clonePath(path));

return System::isDirectory(p.getPointer());

}

Boolean FileSystem::changeDirectory(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::changeDirectory(_clonePath(path));

return System::changeDirectory(p.getPointer());

}

Boolean FileSystem::makeDirectory(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::makeDirectory(_clonePath(path));

return System::makeDirectory(p.getPointer());

}

Boolean FileSystem::removeDirectory(const String& path)

{

ArrayDestroyer<char> p(_clonePath(path));

return System::removeDirectory(_clonePath(path));

return System::removeDirectory(p.getPointer());

}

Boolean FileSystem::removeDirectoryHier(const String& path)

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}

// Return the just the base name from the path.

String FileSystem::extractFileName(const String& path)

{

AutoArrayPtr<char> p_path(new char[path.size() + 1]);

String basename = System::extract_file_name((const char *)path.getCString(), p_path.get());

return basename;

}

// Return just the path to the file or directory into path

String FileSystem::extractFilePath(const String& path)

{

AutoArrayPtr<char> p_path(new char[path.size() + 1]);

String newpath = System::extract_file_path((const char *)path.getCString(), p_path.get());

return newpath;

}

// Changes file permissions on the given file.

Boolean FileSystem::changeFilePermissions(const String& path, mode_t mode)

{

#if defined(PEGASUS_OS_OS400)

// ATTN: If getCString() is modified to return UTF8, then handle the

// EBCDIC coversion in SystemUnix.cpp

CString tempPath = path.getCString();

#else

CString tempPath = path.getCString();

#endif

return System::changeFilePermissions(tempPath, mode);

}

String FileSystem::getAbsoluteFileName(const String &paths, const String &filename) {

Uint32 pos =0;

Uint32 token=0;

String path = String::EMPTY;

String root = String::EMPTY;

String tempPath = paths;

do {

if (( pos = tempPath.find(FileSystem::getPathDelimiter())) == PEG_NOT_FOUND) {

pos = tempPath.size();

token = 0;

}

else {

token = 1;

}

path = tempPath.subString(0, pos);

tempPath.remove(0,pos+token);

if (FileSystem::exists( path + "/" + filename ) == true) {

root = path + "/" + filename;

break;

} else

{

// cout << "File does not exist.\n";

}

} while (tempPath.size() > 0);

return root;

}

String FileSystem::buildLibraryFileName(const String &libraryName)

{

String fileName;

// Add the necessary prefix and suffix to convert the library name to its

// corresponding file name.

#if defined(PEGASUS_PLATFORM_WIN32_IX86_MSVC)

fileName = libraryName + String(".dll");

#elif defined(PEGASUS_PLATFORM_HPUX_PARISC_ACC)

fileName = String("lib") + libraryName + String(".sl");

#elif defined(PEGASUS_OS_OS400)

fileName = libraryName;

#elif defined(PEGASUS_OS_DARWIN)

fileName = String("lib") + libraryName + String(".dylib");

#else

fileName = String("lib") + libraryName + String(".so");

#endif

return fileName;

}

Boolean GetLine(PEGASUS_STD(istream)& is, String& line)

{

line.clear();

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