mirror of
https://github.com/reactos/CMake.git
synced 2024-11-25 04:29:52 +00:00
75191fa312
Pass the lpClass argument of RegCreateKeyEx as a real char[] instead of a string literal. At least one platform declares the argument as char* instead of "const char*".
819 lines
19 KiB
C++
819 lines
19 KiB
C++
/*============================================================================
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KWSys - Kitware System Library
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#include "kwsysPrivate.h"
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#include KWSYS_HEADER(Registry.hxx)
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#include KWSYS_HEADER(Configure.hxx)
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#include KWSYS_HEADER(ios/iostream)
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#include KWSYS_HEADER(stl/string)
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#include KWSYS_HEADER(stl/map)
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#include KWSYS_HEADER(ios/iostream)
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#include KWSYS_HEADER(ios/fstream)
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#include KWSYS_HEADER(ios/sstream)
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// Work-around CMake dependency scanning limitation. This must
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// duplicate the above list of headers.
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#if 0
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# include "Registry.hxx.in"
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# include "Configure.hxx.in"
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# include "kwsys_stl.hxx.in"
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# include "kwsys_stl_string.hxx.in"
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# include "kwsys_stl_map.hxx.in"
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# include "kwsys_ios_iostream.h.in"
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# include "kwsys_ios_fstream.h.in"
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# include "kwsys_ios_sstream.h.in"
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#endif
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#include <ctype.h> // for isspace
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#include <stdio.h>
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#include <string.h> /* strlen, strncpy */
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#include <stdlib.h> /* getenv */
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#ifdef _WIN32
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# include <windows.h>
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#endif
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namespace KWSYS_NAMESPACE
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{
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class RegistryHelper {
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public:
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RegistryHelper(Registry::RegistryType registryType);
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virtual ~RegistryHelper();
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// Read a value from the registry.
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virtual bool ReadValue(const char *key, const char **value);
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// Delete a key from the registry.
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virtual bool DeleteKey(const char *key);
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// Delete a value from a given key.
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virtual bool DeleteValue(const char *key);
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// Set value in a given key.
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virtual bool SetValue(const char *key, const char *value);
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// Open the registry at toplevel/subkey.
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virtual bool Open(const char *toplevel, const char *subkey,
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int readonly);
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// Close the registry.
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virtual bool Close();
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// Set the value of changed
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void SetChanged(bool b) { m_Changed = b; }
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void SetTopLevel(const char* tl);
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const char* GetTopLevel() { return m_TopLevel.c_str(); }
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//! Read from local or global scope. On Windows this mean from local machine
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// or local user. On unix this will read from $HOME/.Projectrc or
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// /etc/Project
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void SetGlobalScope(bool b);
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bool GetGlobalScope();
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kwsys_stl::string EncodeKey(const char* str);
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kwsys_stl::string EncodeValue(const char* str);
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kwsys_stl::string DecodeValue(const char* str);
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protected:
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bool m_Changed;
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kwsys_stl::string m_TopLevel;
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bool m_GlobalScope;
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#ifdef _WIN32
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HKEY HKey;
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#endif
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// Strip trailing and ending spaces.
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char *Strip(char *str);
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void SetSubKey(const char* sk);
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kwsys_stl::string CreateKey(const char *key);
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typedef kwsys_stl::map<kwsys_stl::string, kwsys_stl::string> StringToStringMap;
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StringToStringMap EntriesMap;
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kwsys_stl::string m_SubKey;
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bool m_Empty;
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bool m_SubKeySpecified;
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kwsys_stl::string m_HomeDirectory;
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Registry::RegistryType m_RegistryType;
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};
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//----------------------------------------------------------------------------
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#define Registry_BUFFER_SIZE 8192
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//----------------------------------------------------------------------------
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Registry::Registry(Registry::RegistryType registryType)
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{
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m_Opened = false;
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m_Locked = false;
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this->Helper = 0;
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this->Helper = new RegistryHelper(registryType);
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}
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//----------------------------------------------------------------------------
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Registry::~Registry()
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{
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if ( m_Opened )
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{
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kwsys_ios::cerr << "Registry::Close should be "
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"called here. The registry is not closed."
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<< kwsys_ios::endl;
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}
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delete this->Helper;
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}
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//----------------------------------------------------------------------------
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void Registry::SetGlobalScope(bool b)
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{
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this->Helper->SetGlobalScope(b);
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}
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//----------------------------------------------------------------------------
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bool Registry::GetGlobalScope()
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{
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return this->Helper->GetGlobalScope();
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}
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//----------------------------------------------------------------------------
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bool Registry::Open(const char *toplevel,
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const char *subkey, int readonly)
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{
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bool res = false;
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if ( m_Locked )
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{
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return res;
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}
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if ( m_Opened )
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{
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if ( !this->Close() )
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{
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return res;
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}
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}
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if ( !toplevel || !*toplevel )
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{
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kwsys_ios::cerr << "Registry::Opened() Toplevel not defined"
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<< kwsys_ios::endl;
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return res;
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}
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if ( isspace(toplevel[0]) ||
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isspace(toplevel[strlen(toplevel)-1]) )
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{
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kwsys_ios::cerr << "Toplevel has to start with letter or number and end"
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" with one" << kwsys_ios::endl;
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return res;
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}
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res = this->Helper->Open(toplevel, subkey, readonly);
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if ( readonly != Registry::READONLY )
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{
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m_Locked = true;
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}
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if ( res )
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{
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m_Opened = true;
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this->Helper->SetTopLevel(toplevel);
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}
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return res;
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}
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//----------------------------------------------------------------------------
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bool Registry::Close()
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{
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bool res = false;
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if ( m_Opened )
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{
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res = this->Helper->Close();
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}
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if ( res )
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{
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m_Opened = false;
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m_Locked = false;
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this->Helper->SetChanged(false);
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}
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return res;
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}
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//----------------------------------------------------------------------------
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bool Registry::ReadValue(const char *subkey,
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const char *key,
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const char **value)
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{
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bool res = false;
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bool open = false;
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if ( ! value )
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{
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return res;
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}
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*value = 0;
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if ( !m_Opened )
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{
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if ( !this->Open(this->GetTopLevel(), subkey,
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Registry::READONLY) )
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{
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return res;
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}
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open = true;
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}
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res = this->Helper->ReadValue(key, value);
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if ( open )
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{
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if ( !this->Close() )
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{
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res = false;
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}
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}
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return res;
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}
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//----------------------------------------------------------------------------
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bool Registry::DeleteKey(const char *subkey, const char *key)
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{
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bool res = false;
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bool open = false;
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if ( !m_Opened )
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{
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if ( !this->Open(this->GetTopLevel(), subkey,
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Registry::READWRITE) )
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{
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return res;
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}
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open = true;
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}
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res = this->Helper->DeleteKey(key);
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if ( res )
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{
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this->Helper->SetChanged(true);
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}
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if ( open )
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{
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if ( !this->Close() )
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{
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res = false;
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}
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}
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return res;
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}
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//----------------------------------------------------------------------------
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bool Registry::DeleteValue(const char *subkey, const char *key)
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{
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bool res = false;
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bool open = false;
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if ( !m_Opened )
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{
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if ( !this->Open(this->GetTopLevel(), subkey,
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Registry::READWRITE) )
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{
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return res;
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}
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open = true;
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}
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res = this->Helper->DeleteValue(key);
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if ( res )
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{
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this->Helper->SetChanged(true);
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}
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if ( open )
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{
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if ( !this->Close() )
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{
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res = false;
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}
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}
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return res;
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}
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//----------------------------------------------------------------------------
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bool Registry::SetValue(const char *subkey, const char *key,
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const char *value)
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{
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bool res = false;
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bool open = false;
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if ( !m_Opened )
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{
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if ( !this->Open(this->GetTopLevel(), subkey,
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Registry::READWRITE) )
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{
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return res;
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}
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open = true;
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}
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res = this->Helper->SetValue( key, value );
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if ( res )
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{
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this->Helper->SetChanged(true);
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}
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if ( open )
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{
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if ( !this->Close() )
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{
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res = false;
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}
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}
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return res;
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}
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//----------------------------------------------------------------------------
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const char* Registry::GetTopLevel()
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{
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return this->Helper->GetTopLevel();
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}
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//----------------------------------------------------------------------------
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void Registry::SetTopLevel(const char* tl)
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{
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this->Helper->SetTopLevel(tl);
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}
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//----------------------------------------------------------------------------
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void RegistryHelper::SetTopLevel(const char* tl)
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{
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if ( tl )
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{
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m_TopLevel = tl;
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}
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else
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{
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m_TopLevel = "";
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}
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}
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//----------------------------------------------------------------------------
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RegistryHelper::RegistryHelper(Registry::RegistryType registryType)
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{
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m_Changed = false;
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m_TopLevel = "";
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m_SubKey = "";
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m_SubKeySpecified = false;
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m_Empty = true;
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m_GlobalScope = false;
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m_RegistryType = registryType;
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}
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//----------------------------------------------------------------------------
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RegistryHelper::~RegistryHelper()
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{
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}
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//----------------------------------------------------------------------------
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bool RegistryHelper::Open(const char *toplevel, const char *subkey,
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int readonly)
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{
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this->EntriesMap.clear();
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m_Empty = 1;
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#ifdef _WIN32
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if ( m_RegistryType == Registry::WIN32_REGISTRY)
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{
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HKEY scope = HKEY_CURRENT_USER;
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if ( this->GetGlobalScope() )
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{
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scope = HKEY_LOCAL_MACHINE;
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}
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int res = 0;
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kwsys_ios::ostringstream str;
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DWORD dwDummy;
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str << "Software\\Kitware\\" << toplevel << "\\" << subkey;
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if ( readonly == Registry::READONLY )
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{
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res = ( RegOpenKeyEx(scope, str.str().c_str(),
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0, KEY_READ, &this->HKey) == ERROR_SUCCESS );
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}
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else
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{
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char lpClass[] = "";
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res = ( RegCreateKeyEx(scope, str.str().c_str(),
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0, lpClass, REG_OPTION_NON_VOLATILE, KEY_READ|KEY_WRITE,
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NULL, &this->HKey, &dwDummy) == ERROR_SUCCESS );
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}
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if ( res != 0 )
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{
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this->SetSubKey( subkey );
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}
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return (res != 0);
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}
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#endif
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if ( m_RegistryType == Registry::FILE_REGISTRY )
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{
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bool res = false;
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int cc;
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kwsys_ios::ostringstream str;
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const char* homeDirectory;
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if ( (homeDirectory = getenv("HOME")) == 0 )
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{
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if ( (homeDirectory = getenv("USERPROFILE")) == 0 )
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{
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return false;
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}
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}
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m_HomeDirectory = homeDirectory;
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str << m_HomeDirectory.c_str() << "/." << toplevel << "rc";
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if ( readonly == Registry::READWRITE )
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{
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kwsys_ios::ofstream ofs( str.str().c_str(), kwsys_ios::ios::out|kwsys_ios::ios::app );
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if ( ofs.fail() )
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{
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return false;
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}
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ofs.close();
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}
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kwsys_ios::ifstream *ifs = new kwsys_ios::ifstream(str.str().c_str(), kwsys_ios::ios::in
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#ifndef KWSYS_IOS_USE_ANSI
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| kwsys_ios::ios::nocreate
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#endif
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);
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if ( !ifs )
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{
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return false;
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}
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if ( ifs->fail())
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{
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delete ifs;
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return false;
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}
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res = true;
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char buffer[Registry_BUFFER_SIZE];
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while( !ifs->fail() )
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{
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ifs->getline(buffer, Registry_BUFFER_SIZE);
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if ( ifs->fail() || ifs->eof() )
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{
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break;
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}
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char *line = this->Strip(buffer);
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if ( *line == '#' || *line == 0 )
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{
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// Comment
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continue;
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}
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int linelen = static_cast<int>(strlen(line));
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for ( cc = 0; cc < linelen; cc++ )
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{
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if ( line[cc] == '=' )
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{
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char *key = new char[ cc+1 ];
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strncpy( key, line, cc );
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key[cc] = 0;
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char *value = line + cc + 1;
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char *nkey = this->Strip(key);
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char *nvalue = this->Strip(value);
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this->EntriesMap[nkey] = this->DecodeValue(nvalue);
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m_Empty = 0;
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delete [] key;
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break;
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}
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}
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}
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ifs->close();
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this->SetSubKey( subkey );
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delete ifs;
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return res;
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}
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return false;
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}
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//----------------------------------------------------------------------------
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bool RegistryHelper::Close()
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{
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#ifdef _WIN32
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if ( m_RegistryType == Registry::WIN32_REGISTRY)
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{
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int res;
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res = ( RegCloseKey(this->HKey) == ERROR_SUCCESS );
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return (res != 0);
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}
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#endif
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if ( m_RegistryType == Registry::FILE_REGISTRY )
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{
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if ( !m_Changed )
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{
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this->SetSubKey(0);
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return true;
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}
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kwsys_ios::ostringstream str;
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str << m_HomeDirectory.c_str() << "/." << this->GetTopLevel() << "rc";
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kwsys_ios::ofstream *ofs = new kwsys_ios::ofstream(str.str().c_str(), kwsys_ios::ios::out);
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if ( !ofs )
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{
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return false;
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}
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if ( ofs->fail())
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{
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delete ofs;
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return false;
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}
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*ofs << "# This file is automatically generated by the application" << kwsys_ios::endl
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<< "# If you change any lines or add new lines, note that all" << kwsys_ios::endl
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<< "# comments and empty lines will be deleted. Every line has" << kwsys_ios::endl
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<< "# to be in format: " << kwsys_ios::endl
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<< "# key = value" << kwsys_ios::endl
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<< "#" << kwsys_ios::endl;
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if ( !this->EntriesMap.empty() )
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{
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RegistryHelper::StringToStringMap::iterator it;
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for ( it = this->EntriesMap.begin();
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it != this->EntriesMap.end();
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++ it )
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{
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*ofs << it->first.c_str() << " = " << this->EncodeValue(it->second.c_str()).c_str() << kwsys_ios::endl;
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}
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}
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this->EntriesMap.clear();
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ofs->close();
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delete ofs;
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this->SetSubKey(0);
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m_Empty = 1;
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return true;
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}
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return false;
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}
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|
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//----------------------------------------------------------------------------
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bool RegistryHelper::ReadValue(const char *skey, const char **value)
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|
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{
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#ifdef _WIN32
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if ( m_RegistryType == Registry::WIN32_REGISTRY)
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{
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kwsys_stl::string key = this->CreateKey( skey );
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if ( key.empty() )
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{
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return false;
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}
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DWORD dwType, dwSize;
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dwType = REG_SZ;
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char buffer[1024]; // Replace with RegQueryInfoKey
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dwSize = sizeof(buffer);
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int res = ( RegQueryValueEx(this->HKey, skey, NULL, &dwType,
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(BYTE *)buffer, &dwSize) == ERROR_SUCCESS );
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if ( !res )
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{
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return false;
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}
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this->EntriesMap[key] = buffer;
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RegistryHelper::StringToStringMap::iterator it
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= this->EntriesMap.find(key);
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*value = it->second.c_str();
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return true;
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}
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#endif
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if ( m_RegistryType == Registry::FILE_REGISTRY )
|
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{
|
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bool res = false;
|
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kwsys_stl::string key = this->CreateKey( skey );
|
|
if ( key.empty() )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
RegistryHelper::StringToStringMap::iterator it
|
|
= this->EntriesMap.find(key);
|
|
if ( it != this->EntriesMap.end() )
|
|
{
|
|
*value = it->second.c_str();
|
|
res = true;
|
|
}
|
|
return res;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool RegistryHelper::DeleteKey(const char* skey)
|
|
{
|
|
#ifdef _WIN32
|
|
if ( m_RegistryType == Registry::WIN32_REGISTRY)
|
|
{
|
|
int res = ( RegDeleteKey( this->HKey, skey ) == ERROR_SUCCESS );
|
|
return (res != 0);
|
|
}
|
|
#endif
|
|
if ( m_RegistryType == Registry::FILE_REGISTRY )
|
|
{
|
|
kwsys_stl::string key = this->CreateKey( skey );
|
|
if ( key.empty() )
|
|
{
|
|
return false;
|
|
}
|
|
this->EntriesMap.erase(key);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool RegistryHelper::DeleteValue(const char *skey)
|
|
{
|
|
#ifdef _WIN32
|
|
if ( m_RegistryType == Registry::WIN32_REGISTRY)
|
|
{
|
|
int res = ( RegDeleteValue( this->HKey, skey ) == ERROR_SUCCESS );
|
|
return (res != 0);
|
|
}
|
|
#endif
|
|
if ( m_RegistryType == Registry::FILE_REGISTRY )
|
|
{
|
|
kwsys_stl::string key = this->CreateKey( skey );
|
|
if ( key.empty() )
|
|
{
|
|
return false;
|
|
}
|
|
this->EntriesMap.erase(key);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool RegistryHelper::SetValue(const char *skey, const char *value)
|
|
{
|
|
#ifdef _WIN32
|
|
if ( m_RegistryType == Registry::WIN32_REGISTRY)
|
|
{
|
|
DWORD len = (DWORD)(value ? strlen(value) : 0);
|
|
int res = ( RegSetValueEx(this->HKey, skey, 0, REG_SZ,
|
|
(CONST BYTE *)(const char *)value,
|
|
len+1) == ERROR_SUCCESS );
|
|
return (res != 0);
|
|
}
|
|
#endif
|
|
if ( m_RegistryType == Registry::FILE_REGISTRY )
|
|
{
|
|
kwsys_stl::string key = this->CreateKey( skey );
|
|
if ( key.empty() )
|
|
{
|
|
return 0;
|
|
}
|
|
this->EntriesMap[key] = value;
|
|
return 1;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
kwsys_stl::string RegistryHelper::CreateKey( const char *key )
|
|
{
|
|
if ( !m_SubKeySpecified || m_SubKey.empty() || !key )
|
|
{
|
|
return "";
|
|
}
|
|
kwsys_ios::ostringstream ostr;
|
|
ostr << this->EncodeKey(this->m_SubKey.c_str()).c_str()
|
|
<< "\\" << this->EncodeKey(key).c_str();
|
|
return ostr.str();
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
void RegistryHelper::SetSubKey(const char* sk)
|
|
{
|
|
if ( !sk )
|
|
{
|
|
m_SubKey = "";
|
|
m_SubKeySpecified = false;
|
|
}
|
|
else
|
|
{
|
|
m_SubKey = sk;
|
|
m_SubKeySpecified = true;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
char *RegistryHelper::Strip(char *str)
|
|
{
|
|
int cc;
|
|
size_t len;
|
|
char *nstr;
|
|
if ( !str )
|
|
{
|
|
return NULL;
|
|
}
|
|
len = strlen(str);
|
|
nstr = str;
|
|
for( cc=0; cc < static_cast<int>(len); cc++ )
|
|
{
|
|
if ( !isspace( *nstr ) )
|
|
{
|
|
break;
|
|
}
|
|
nstr ++;
|
|
}
|
|
for( cc= static_cast<int>(strlen(nstr))-1; cc>=0; cc-- )
|
|
{
|
|
if ( !isspace( nstr[cc] ) )
|
|
{
|
|
nstr[cc+1] = 0;
|
|
break;
|
|
}
|
|
}
|
|
return nstr;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
void RegistryHelper::SetGlobalScope(bool b)
|
|
{
|
|
m_GlobalScope = b;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool RegistryHelper::GetGlobalScope()
|
|
{
|
|
return m_GlobalScope;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
kwsys_stl::string RegistryHelper::EncodeKey(const char* str)
|
|
{
|
|
kwsys_ios::ostringstream ostr;
|
|
while ( *str )
|
|
{
|
|
switch ( *str )
|
|
{
|
|
case '%': case '=': case '\n': case '\r': case '\t':
|
|
char buffer[4];
|
|
sprintf(buffer, "%%%02X", *str);
|
|
ostr << buffer;
|
|
break;
|
|
default:
|
|
ostr << *str;
|
|
}
|
|
str ++;
|
|
}
|
|
return ostr.str();
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
kwsys_stl::string RegistryHelper::EncodeValue(const char* str)
|
|
{
|
|
kwsys_ios::ostringstream ostr;
|
|
while ( *str )
|
|
{
|
|
switch ( *str )
|
|
{
|
|
case '%': case '=': case '\n': case '\r': case '\t':
|
|
char buffer[4];
|
|
sprintf(buffer, "%%%02X", *str);
|
|
ostr << buffer;
|
|
break;
|
|
default:
|
|
ostr << *str;
|
|
}
|
|
str ++;
|
|
}
|
|
return ostr.str();
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
kwsys_stl::string RegistryHelper::DecodeValue(const char* str)
|
|
{
|
|
kwsys_ios::ostringstream ostr;
|
|
while ( *str )
|
|
{
|
|
unsigned int val;
|
|
switch ( *str )
|
|
{
|
|
case '%':
|
|
if ( *(str+1) && *(str+2) && sscanf(str+1, "%x", &val) == 1 )
|
|
{
|
|
ostr << static_cast<char>(val);
|
|
str += 2;
|
|
}
|
|
else
|
|
{
|
|
ostr << *str;
|
|
}
|
|
break;
|
|
default:
|
|
ostr << *str;
|
|
}
|
|
str ++;
|
|
}
|
|
return ostr.str();
|
|
}
|
|
|
|
} // namespace KWSYS_NAMESPACE
|