Source/CTest/cmCTestSVN.cxx - third_party/cmake - Git at Google

 /*============================================================================
   CMake - Cross Platform Makefile Generator
   Copyright 2000-2009 Kitware, Inc.

   Distributed under the OSI-approved BSD License (the "License");
   see accompanying file Copyright.txt for details.

   This software is distributed WITHOUT ANY WARRANTY; without even the
   implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   See the License for more information.
 ============================================================================*/
 #include "cmCTestSVN.h"

 #include "cmCTest.h"
 #include "cmSystemTools.h"
 #include "cmXMLParser.h"
 #include "cmXMLSafe.h"

 #include <cmsys/RegularExpression.hxx>

 //----------------------------------------------------------------------------
 cmCTestSVN::cmCTestSVN(cmCTest* ct, std::ostream& log):
   cmCTestGlobalVC(ct, log)
 {
   this->PriorRev = this->Unknown;
 }

 //----------------------------------------------------------------------------
 cmCTestSVN::~cmCTestSVN()
 {
 }

 //----------------------------------------------------------------------------
 void cmCTestSVN::CleanupImpl()
 {
   const char* svn = this->CommandLineTool.c_str();
   const char* svn_cleanup[] = {svn, "cleanup", 0};
   OutputLogger out(this->Log, "cleanup-out> ");
   OutputLogger err(this->Log, "cleanup-err> ");
   this->RunChild(svn_cleanup, &out, &err);
 }

 //----------------------------------------------------------------------------
 class cmCTestSVN::InfoParser: public cmCTestVC::LineParser
 {
 public:
   InfoParser(cmCTestSVN* svn, const char* prefix, std::string& rev):
     SVN(svn), Rev(rev)
     {
     this->SetLog(&svn->Log, prefix);
     this->RegexRev.compile("^Revision: ([0-9]+)");
     this->RegexURL.compile("^URL: +([^ ]+) *$");
     this->RegexRoot.compile("^Repository Root: +([^ ]+) *$");
     }
 private:
   cmCTestSVN* SVN;
   std::string& Rev;
   cmsys::RegularExpression RegexRev;
   cmsys::RegularExpression RegexURL;
   cmsys::RegularExpression RegexRoot;
   virtual bool ProcessLine()
     {
     if(this->RegexRev.find(this->Line))
       {
       this->Rev = this->RegexRev.match(1);
       }
     else if(this->RegexURL.find(this->Line))
       {
       this->SVN->URL = this->RegexURL.match(1);
       }
     else if(this->RegexRoot.find(this->Line))
       {
       this->SVN->Root = this->RegexRoot.match(1);
       }
     return true;
     }
 };

 //----------------------------------------------------------------------------
 static bool cmCTestSVNPathStarts(std::string const& p1, std::string const& p2)
 {
   // Does path p1 start with path p2?
   if(p1.size() == p2.size())
     {
     return p1 == p2;
     }
   else if(p1.size() > p2.size() && p1[p2.size()] == '/')
     {
     return strncmp(p1.c_str(), p2.c_str(), p2.size()) == 0;
     }
   else
     {
     return false;
     }
 }

 //----------------------------------------------------------------------------
 std::string cmCTestSVN::LoadInfo()
 {
   // Run "svn info" to get the repository info from the work tree.
   const char* svn = this->CommandLineTool.c_str();
   const char* svn_info[] = {svn, "info", 0};
   std::string rev;
   InfoParser out(this, "info-out> ", rev);
   OutputLogger err(this->Log, "info-err> ");
   this->RunChild(svn_info, &out, &err);
   return rev;
 }

 //----------------------------------------------------------------------------
 void cmCTestSVN::NoteOldRevision()
 {
   this->OldRevision = this->LoadInfo();
   this->Log << "Revision before update: " << this->OldRevision << "\n";
   cmCTestLog(this->CTest, HANDLER_OUTPUT, "   Old revision of repository is: "
              << this->OldRevision << "\n");
   this->PriorRev.Rev = this->OldRevision;
 }

 //----------------------------------------------------------------------------
 void cmCTestSVN::NoteNewRevision()
 {
   this->NewRevision = this->LoadInfo();
   this->Log << "Revision after update: " << this->NewRevision << "\n";
   cmCTestLog(this->CTest, HANDLER_OUTPUT, "   New revision of repository is: "
              << this->NewRevision << "\n");

   // this->Root = ""; // uncomment to test GuessBase
   this->Log << "URL = " << this->URL << "\n";
   this->Log << "Root = " << this->Root << "\n";

   // Compute the base path the working tree has checked out under
   // the repository root.
   if(!this->Root.empty() && cmCTestSVNPathStarts(this->URL, this->Root))
     {
     this->Base = cmCTest::DecodeURL(this->URL.substr(this->Root.size()));
     this->Base += "/";
     }
   this->Log << "Base = " << this->Base << "\n";
 }

 //----------------------------------------------------------------------------
 void cmCTestSVN::GuessBase(std::vector<Change> const& changes)
 {
   // Subversion did not give us a good repository root so we need to
   // guess the base path from the URL and the paths in a revision with
   // changes under it.

   // Consider each possible URL suffix from longest to shortest.
   for(std::string::size_type slash = this->URL.find('/');
       this->Base.empty() && slash != std::string::npos;
       slash = this->URL.find('/', slash+1))
     {
     // If the URL suffix is a prefix of at least one path then it is the base.
     std::string base = cmCTest::DecodeURL(this->URL.substr(slash));
     for(std::vector<Change>::const_iterator ci = changes.begin();
         this->Base.empty() && ci != changes.end(); ++ci)
       {
       if(cmCTestSVNPathStarts(ci->Path, base))
         {
         this->Base = base;
         }
       }
     }

   // We always append a slash so that we know paths beginning in the
   // base lie under its path.  If no base was found then the working
   // tree must be a checkout of the entire repo and this will match
   // the leading slash in all paths.
   this->Base += "/";

   this->Log << "Guessed Base = " << this->Base << "\n";
 }

 //----------------------------------------------------------------------------
 const char* cmCTestSVN::LocalPath(std::string const& path)
 {
   if(path.size() > this->Base.size() &&
      strncmp(path.c_str(), this->Base.c_str(), this->Base.size()) == 0)
     {
     // This path lies under the base, so return a relative path.
     return path.c_str() + this->Base.size();
     }
   else
     {
     // This path does not lie under the base, so ignore it.
     return 0;
     }
 }

 //----------------------------------------------------------------------------
 class cmCTestSVN::UpdateParser: public cmCTestVC::LineParser
 {
 public:
   UpdateParser(cmCTestSVN* svn, const char* prefix): SVN(svn)
     {
     this->SetLog(&svn->Log, prefix);
     this->RegexUpdate.compile("^([ADUCGE ])([ADUCGE ])[B ] +(.+)$");
     }
 private:
   cmCTestSVN* SVN;
   cmsys::RegularExpression RegexUpdate;

   bool ProcessLine()
     {
     if(this->RegexUpdate.find(this->Line))
       {
       this->DoPath(this->RegexUpdate.match(1)[0],
                    this->RegexUpdate.match(2)[0],
                    this->RegexUpdate.match(3));
       }
     return true;
     }

   void DoPath(char path_status, char prop_status, std::string const& path)
     {
     char status = (path_status != ' ')? path_status : prop_status;
     std::string dir = cmSystemTools::GetFilenamePath(path);
     std::string name = cmSystemTools::GetFilenameName(path);
     // See "svn help update".
     switch(status)
       {
       case 'G':
         this->SVN->Dirs[dir][name].Status = PathModified;
         break;
       case 'C':
         this->SVN->Dirs[dir][name].Status = PathConflicting;
         break;
       case 'A': case 'D': case 'U':
         this->SVN->Dirs[dir][name].Status = PathUpdated;
         break;
       case 'E': // TODO?
       case '?': case ' ': default:
         break;
       }
     }
 };

 //----------------------------------------------------------------------------
 bool cmCTestSVN::UpdateImpl()
 {
   // Get user-specified update options.
   std::string opts = this->CTest->GetCTestConfiguration("UpdateOptions");
   if(opts.empty())
     {
     opts = this->CTest->GetCTestConfiguration("SVNUpdateOptions");
     }
   std::vector<cmStdString> args = cmSystemTools::ParseArguments(opts.c_str());

   // Specify the start time for nightly testing.
   if(this->CTest->GetTestModel() == cmCTest::NIGHTLY)
     {
     args.push_back("-r{" + this->GetNightlyTime() + " +0000}");
     }

   std::vector<char const*> svn_update;
   svn_update.push_back(this->CommandLineTool.c_str());
   svn_update.push_back("update");
   svn_update.push_back("--non-interactive");
   for(std::vector<cmStdString>::const_iterator ai = args.begin();
       ai != args.end(); ++ai)
     {
     svn_update.push_back(ai->c_str());
     }
   svn_update.push_back(0);

   UpdateParser out(this, "up-out> ");
   OutputLogger err(this->Log, "up-err> ");
   return this->RunUpdateCommand(&svn_update[0], &out, &err);
 }

 //----------------------------------------------------------------------------
 class cmCTestSVN::LogParser: public cmCTestVC::OutputLogger,
                              private cmXMLParser
 {
 public:
   LogParser(cmCTestSVN* svn, const char* prefix):
     OutputLogger(svn->Log, prefix), SVN(svn) { this->InitializeParser(); }
   ~LogParser() { this->CleanupParser(); }
 private:
   cmCTestSVN* SVN;

   typedef cmCTestSVN::Revision Revision;
   typedef cmCTestSVN::Change Change;
   Revision Rev;
   std::vector<Change> Changes;
   Change CurChange;
   std::vector<char> CData;

   virtual bool ProcessChunk(const char* data, int length)
     {
     this->OutputLogger::ProcessChunk(data, length);
     this->ParseChunk(data, length);
     return true;
     }

   virtual void StartElement(const char* name, const char** atts)
     {
     this->CData.clear();
     if(strcmp(name, "logentry") == 0)
       {
       this->Rev = Revision();
       if(const char* rev = this->FindAttribute(atts, "revision"))
         {
         this->Rev.Rev = rev;
         }
       this->Changes.clear();
       }
     else if(strcmp(name, "path") == 0)
       {
       this->CurChange = Change();
       if(const char* action = this->FindAttribute(atts, "action"))
         {
         this->CurChange.Action = action[0];
         }
       }
     }

   virtual void CharacterDataHandler(const char* data, int length)
     {
     this->CData.insert(this->CData.end(), data, data+length);
     }

   virtual void EndElement(const char* name)
     {
     if(strcmp(name, "logentry") == 0)
       {
       this->SVN->DoRevision(this->Rev, this->Changes);
       }
     else if(strcmp(name, "path") == 0 && !this->CData.empty())
       {
       this->CurChange.Path.assign(&this->CData[0], this->CData.size());
       this->Changes.push_back(this->CurChange);
       }
     else if(strcmp(name, "author") == 0 && !this->CData.empty())
       {
       this->Rev.Author.assign(&this->CData[0], this->CData.size());
       }
     else if(strcmp(name, "date") == 0 && !this->CData.empty())
       {
       this->Rev.Date.assign(&this->CData[0], this->CData.size());
       }
     else if(strcmp(name, "msg") == 0 && !this->CData.empty())
       {
       this->Rev.Log.assign(&this->CData[0], this->CData.size());
       }
     this->CData.clear();
     }

   virtual void ReportError(int, int, const char* msg)
     {
     this->SVN->Log << "Error parsing svn log xml: " << msg << "\n";
     }
 };

 //----------------------------------------------------------------------------
 void cmCTestSVN::LoadRevisions()
 {
   // We are interested in every revision included in the update.
   std::string revs;
   if(atoi(this->OldRevision.c_str()) < atoi(this->NewRevision.c_str()))
     {
     revs = "-r" + this->OldRevision + ":" + this->NewRevision;
     }
   else
     {
     revs = "-r" + this->NewRevision;
     }

   // Run "svn log" to get all global revisions of interest.
   const char* svn = this->CommandLineTool.c_str();
   const char* svn_log[] = {svn, "log", "--xml", "-v", revs.c_str(), 0};
   {
   LogParser out(this, "log-out> ");
   OutputLogger err(this->Log, "log-err> ");
   this->RunChild(svn_log, &out, &err);
   }
 }

 //----------------------------------------------------------------------------
 void cmCTestSVN::DoRevision(Revision const& revision,
                             std::vector<Change> const& changes)
 {
   // Guess the base checkout path from the changes if necessary.
   if(this->Base.empty() && !changes.empty())
     {
     this->GuessBase(changes);
     }
   this->cmCTestGlobalVC::DoRevision(revision, changes);
 }

 //----------------------------------------------------------------------------
 class cmCTestSVN::StatusParser: public cmCTestVC::LineParser
 {
 public:
   StatusParser(cmCTestSVN* svn, const char* prefix): SVN(svn)
     {
     this->SetLog(&svn->Log, prefix);
     this->RegexStatus.compile("^([ACDIMRX?!~ ])([CM ])[ L]... +(.+)$");
     }
 private:
   cmCTestSVN* SVN;
   cmsys::RegularExpression RegexStatus;
   bool ProcessLine()
     {
     if(this->RegexStatus.find(this->Line))
       {
       this->DoPath(this->RegexStatus.match(1)[0],
                    this->RegexStatus.match(2)[0],
                    this->RegexStatus.match(3));
       }
     return true;
     }

   void DoPath(char path_status, char prop_status, std::string const& path)
     {
     char status = (path_status != ' ')? path_status : prop_status;
     // See "svn help status".
     switch(status)
       {
       case 'M': case '!': case 'A': case 'D': case 'R':
         this->SVN->DoModification(PathModified, path);
         break;
       case 'C': case '~':
         this->SVN->DoModification(PathConflicting, path);
         break;
       case 'X': case 'I': case '?': case ' ': default:
         break;
       }
     }
 };

 //----------------------------------------------------------------------------
 void cmCTestSVN::LoadModifications()
 {
   // Run "svn status" which reports local modifications.
   const char* svn = this->CommandLineTool.c_str();
   const char* svn_status[] = {svn, "status", "--non-interactive", 0};
   StatusParser out(this, "status-out> ");
   OutputLogger err(this->Log, "status-err> ");
   this->RunChild(svn_status, &out, &err);
 }

 //----------------------------------------------------------------------------
 void cmCTestSVN::WriteXMLGlobal(std::ostream& xml)
 {
   this->cmCTestGlobalVC::WriteXMLGlobal(xml);

   xml << "\t<SVNPath>" << this->Base << "</SVNPath>\n";
 }
	/*============================================================================
	CMake - Cross Platform Makefile Generator
	Copyright 2000-2009 Kitware, Inc.

	Distributed under the OSI-approved BSD License (the "License");
	see accompanying file Copyright.txt for details.

	This software is distributed WITHOUT ANY WARRANTY; without even the
	implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
	See the License for more information.
	============================================================================*/
	#include "cmCTestSVN.h"

	#include "cmCTest.h"
	#include "cmSystemTools.h"
	#include "cmXMLParser.h"
	#include "cmXMLSafe.h"

	#include <cmsys/RegularExpression.hxx>

	//----------------------------------------------------------------------------
	cmCTestSVN::cmCTestSVN(cmCTest* ct, std::ostream& log):
	cmCTestGlobalVC(ct, log)
	{
	this->PriorRev = this->Unknown;
	}

	//----------------------------------------------------------------------------
	cmCTestSVN::~cmCTestSVN()
	{
	}

	//----------------------------------------------------------------------------
	void cmCTestSVN::CleanupImpl()
	{
	const char* svn = this->CommandLineTool.c_str();
	const char* svn_cleanup[] = {svn, "cleanup", 0};
	OutputLogger out(this->Log, "cleanup-out> ");
	OutputLogger err(this->Log, "cleanup-err> ");
	this->RunChild(svn_cleanup, &out, &err);
	}

	//----------------------------------------------------------------------------
	class cmCTestSVN::InfoParser: public cmCTestVC::LineParser
	{
	public:
	InfoParser(cmCTestSVN* svn, const char* prefix, std::string& rev):
	SVN(svn), Rev(rev)
	{
	this->SetLog(&svn->Log, prefix);
	this->RegexRev.compile("^Revision: ([0-9]+)");
	this->RegexURL.compile("^URL: +([^ ]+) *$");
	this->RegexRoot.compile("^Repository Root: +([^ ]+) *$");
	}
	private:
	cmCTestSVN* SVN;
	std::string& Rev;
	cmsys::RegularExpression RegexRev;
	cmsys::RegularExpression RegexURL;
	cmsys::RegularExpression RegexRoot;
	virtual bool ProcessLine()
	{
	if(this->RegexRev.find(this->Line))
	{
	this->Rev = this->RegexRev.match(1);
	}
	else if(this->RegexURL.find(this->Line))
	{
	this->SVN->URL = this->RegexURL.match(1);
	}
	else if(this->RegexRoot.find(this->Line))
	{
	this->SVN->Root = this->RegexRoot.match(1);
	}
	return true;
	}
	};

	//----------------------------------------------------------------------------
	static bool cmCTestSVNPathStarts(std::string const& p1, std::string const& p2)
	{
	// Does path p1 start with path p2?
	if(p1.size() == p2.size())
	{
	return p1 == p2;
	}
	else if(p1.size() > p2.size() && p1[p2.size()] == '/')
	{
	return strncmp(p1.c_str(), p2.c_str(), p2.size()) == 0;
	}
	else
	{
	return false;
	}
	}

	//----------------------------------------------------------------------------
	std::string cmCTestSVN::LoadInfo()
	{
	// Run "svn info" to get the repository info from the work tree.
	const char* svn = this->CommandLineTool.c_str();
	const char* svn_info[] = {svn, "info", 0};
	std::string rev;
	InfoParser out(this, "info-out> ", rev);
	OutputLogger err(this->Log, "info-err> ");
	this->RunChild(svn_info, &out, &err);
	return rev;
	}

	//----------------------------------------------------------------------------
	void cmCTestSVN::NoteOldRevision()
	{
	this->OldRevision = this->LoadInfo();
	this->Log << "Revision before update: " << this->OldRevision << "\n";
	cmCTestLog(this->CTest, HANDLER_OUTPUT, " Old revision of repository is: "
	<< this->OldRevision << "\n");
	this->PriorRev.Rev = this->OldRevision;
	}

	//----------------------------------------------------------------------------
	void cmCTestSVN::NoteNewRevision()
	{
	this->NewRevision = this->LoadInfo();
	this->Log << "Revision after update: " << this->NewRevision << "\n";
	cmCTestLog(this->CTest, HANDLER_OUTPUT, " New revision of repository is: "
	<< this->NewRevision << "\n");

	// this->Root = ""; // uncomment to test GuessBase
	this->Log << "URL = " << this->URL << "\n";
	this->Log << "Root = " << this->Root << "\n";

	// Compute the base path the working tree has checked out under
	// the repository root.
	if(!this->Root.empty() && cmCTestSVNPathStarts(this->URL, this->Root))
	{
	this->Base = cmCTest::DecodeURL(this->URL.substr(this->Root.size()));
	this->Base += "/";
	}
	this->Log << "Base = " << this->Base << "\n";
	}

	//----------------------------------------------------------------------------
	void cmCTestSVN::GuessBase(std::vector<Change> const& changes)
	{
	// Subversion did not give us a good repository root so we need to
	// guess the base path from the URL and the paths in a revision with
	// changes under it.

	// Consider each possible URL suffix from longest to shortest.
	for(std::string::size_type slash = this->URL.find('/');
	this->Base.empty() && slash != std::string::npos;
	slash = this->URL.find('/', slash+1))
	{
	// If the URL suffix is a prefix of at least one path then it is the base.
	std::string base = cmCTest::DecodeURL(this->URL.substr(slash));
	for(std::vector<Change>::const_iterator ci = changes.begin();
	this->Base.empty() && ci != changes.end(); ++ci)
	{
	if(cmCTestSVNPathStarts(ci->Path, base))
	{
	this->Base = base;
	}
	}
	}

	// We always append a slash so that we know paths beginning in the
	// base lie under its path. If no base was found then the working
	// tree must be a checkout of the entire repo and this will match
	// the leading slash in all paths.
	this->Base += "/";

	this->Log << "Guessed Base = " << this->Base << "\n";
	}

	//----------------------------------------------------------------------------
	const char* cmCTestSVN::LocalPath(std::string const& path)
	{
	if(path.size() > this->Base.size() &&
	strncmp(path.c_str(), this->Base.c_str(), this->Base.size()) == 0)
	{
	// This path lies under the base, so return a relative path.
	return path.c_str() + this->Base.size();
	}
	else
	{
	// This path does not lie under the base, so ignore it.
	return 0;
	}
	}

	//----------------------------------------------------------------------------
	class cmCTestSVN::UpdateParser: public cmCTestVC::LineParser
	{
	public:
	UpdateParser(cmCTestSVN* svn, const char* prefix): SVN(svn)
	{
	this->SetLog(&svn->Log, prefix);
	this->RegexUpdate.compile("^([ADUCGE ])([ADUCGE ])[B ] +(.+)$");
	}
	private:
	cmCTestSVN* SVN;
	cmsys::RegularExpression RegexUpdate;

	bool ProcessLine()
	{
	if(this->RegexUpdate.find(this->Line))
	{
	this->DoPath(this->RegexUpdate.match(1)[0],
	this->RegexUpdate.match(2)[0],
	this->RegexUpdate.match(3));
	}
	return true;
	}

	void DoPath(char path_status, char prop_status, std::string const& path)
	{
	char status = (path_status != ' ')? path_status : prop_status;
	std::string dir = cmSystemTools::GetFilenamePath(path);
	std::string name = cmSystemTools::GetFilenameName(path);
	// See "svn help update".
	switch(status)
	{
	case 'G':
	this->SVN->Dirs[dir][name].Status = PathModified;
	break;
	case 'C':
	this->SVN->Dirs[dir][name].Status = PathConflicting;
	break;
	case 'A': case 'D': case 'U':
	this->SVN->Dirs[dir][name].Status = PathUpdated;
	break;
	case 'E': // TODO?
	case '?': case ' ': default:
	break;
	}
	}
	};

	//----------------------------------------------------------------------------
	bool cmCTestSVN::UpdateImpl()
	{
	// Get user-specified update options.
	std::string opts = this->CTest->GetCTestConfiguration("UpdateOptions");
	if(opts.empty())
	{
	opts = this->CTest->GetCTestConfiguration("SVNUpdateOptions");
	}
	std::vector<cmStdString> args = cmSystemTools::ParseArguments(opts.c_str());

	// Specify the start time for nightly testing.
	if(this->CTest->GetTestModel() == cmCTest::NIGHTLY)
	{
	args.push_back("-r{" + this->GetNightlyTime() + " +0000}");
	}

	std::vector<char const*> svn_update;
	svn_update.push_back(this->CommandLineTool.c_str());
	svn_update.push_back("update");
	svn_update.push_back("--non-interactive");
	for(std::vector<cmStdString>::const_iterator ai = args.begin();
	ai != args.end(); ++ai)
	{
	svn_update.push_back(ai->c_str());
	}
	svn_update.push_back(0);

	UpdateParser out(this, "up-out> ");
	OutputLogger err(this->Log, "up-err> ");
	return this->RunUpdateCommand(&svn_update[0], &out, &err);
	}

	//----------------------------------------------------------------------------
	class cmCTestSVN::LogParser: public cmCTestVC::OutputLogger,
	private cmXMLParser
	{
	public:
	LogParser(cmCTestSVN* svn, const char* prefix):
	OutputLogger(svn->Log, prefix), SVN(svn) { this->InitializeParser(); }
	~LogParser() { this->CleanupParser(); }
	private:
	cmCTestSVN* SVN;

	typedef cmCTestSVN::Revision Revision;
	typedef cmCTestSVN::Change Change;
	Revision Rev;
	std::vector<Change> Changes;
	Change CurChange;
	std::vector<char> CData;

	virtual bool ProcessChunk(const char* data, int length)
	{
	this->OutputLogger::ProcessChunk(data, length);
	this->ParseChunk(data, length);
	return true;
	}

	virtual void StartElement(const char* name, const char** atts)
	{
	this->CData.clear();
	if(strcmp(name, "logentry") == 0)
	{
	this->Rev = Revision();
	if(const char* rev = this->FindAttribute(atts, "revision"))
	{
	this->Rev.Rev = rev;
	}
	this->Changes.clear();
	}
	else if(strcmp(name, "path") == 0)
	{
	this->CurChange = Change();
	if(const char* action = this->FindAttribute(atts, "action"))
	{
	this->CurChange.Action = action[0];
	}
	}
	}

	virtual void CharacterDataHandler(const char* data, int length)
	{
	this->CData.insert(this->CData.end(), data, data+length);
	}

	virtual void EndElement(const char* name)
	{
	if(strcmp(name, "logentry") == 0)
	{
	this->SVN->DoRevision(this->Rev, this->Changes);
	}
	else if(strcmp(name, "path") == 0 && !this->CData.empty())
	{
	this->CurChange.Path.assign(&this->CData[0], this->CData.size());
	this->Changes.push_back(this->CurChange);
	}
	else if(strcmp(name, "author") == 0 && !this->CData.empty())
	{
	this->Rev.Author.assign(&this->CData[0], this->CData.size());
	}
	else if(strcmp(name, "date") == 0 && !this->CData.empty())
	{
	this->Rev.Date.assign(&this->CData[0], this->CData.size());
	}
	else if(strcmp(name, "msg") == 0 && !this->CData.empty())
	{
	this->Rev.Log.assign(&this->CData[0], this->CData.size());
	}
	this->CData.clear();
	}

	virtual void ReportError(int, int, const char* msg)
	{
	this->SVN->Log << "Error parsing svn log xml: " << msg << "\n";
	}
	};

	//----------------------------------------------------------------------------
	void cmCTestSVN::LoadRevisions()
	{
	// We are interested in every revision included in the update.
	std::string revs;
	if(atoi(this->OldRevision.c_str()) < atoi(this->NewRevision.c_str()))
	{
	revs = "-r" + this->OldRevision + ":" + this->NewRevision;
	}
	else
	{
	revs = "-r" + this->NewRevision;
	}

	// Run "svn log" to get all global revisions of interest.
	const char* svn = this->CommandLineTool.c_str();
	const char* svn_log[] = {svn, "log", "--xml", "-v", revs.c_str(), 0};
	{
	LogParser out(this, "log-out> ");
	OutputLogger err(this->Log, "log-err> ");
	this->RunChild(svn_log, &out, &err);
	}
	}

	//----------------------------------------------------------------------------
	void cmCTestSVN::DoRevision(Revision const& revision,
	std::vector<Change> const& changes)
	{
	// Guess the base checkout path from the changes if necessary.
	if(this->Base.empty() && !changes.empty())
	{
	this->GuessBase(changes);
	}
	this->cmCTestGlobalVC::DoRevision(revision, changes);
	}

	//----------------------------------------------------------------------------
	class cmCTestSVN::StatusParser: public cmCTestVC::LineParser
	{
	public:
	StatusParser(cmCTestSVN* svn, const char* prefix): SVN(svn)
	{
	this->SetLog(&svn->Log, prefix);
	this->RegexStatus.compile("^([ACDIMRX?!~ ])([CM ])[ L]... +(.+)$");
	}
	private:
	cmCTestSVN* SVN;
	cmsys::RegularExpression RegexStatus;
	bool ProcessLine()
	{
	if(this->RegexStatus.find(this->Line))
	{
	this->DoPath(this->RegexStatus.match(1)[0],
	this->RegexStatus.match(2)[0],
	this->RegexStatus.match(3));
	}
	return true;
	}

	void DoPath(char path_status, char prop_status, std::string const& path)
	{
	char status = (path_status != ' ')? path_status : prop_status;
	// See "svn help status".
	switch(status)
	{
	case 'M': case '!': case 'A': case 'D': case 'R':
	this->SVN->DoModification(PathModified, path);
	break;
	case 'C': case '~':
	this->SVN->DoModification(PathConflicting, path);
	break;
	case 'X': case 'I': case '?': case ' ': default:
	break;
	}
	}
	};

	//----------------------------------------------------------------------------
	void cmCTestSVN::LoadModifications()
	{
	// Run "svn status" which reports local modifications.
	const char* svn = this->CommandLineTool.c_str();
	const char* svn_status[] = {svn, "status", "--non-interactive", 0};
	StatusParser out(this, "status-out> ");
	OutputLogger err(this->Log, "status-err> ");
	this->RunChild(svn_status, &out, &err);
	}

	//----------------------------------------------------------------------------
	void cmCTestSVN::WriteXMLGlobal(std::ostream& xml)
	{
	this->cmCTestGlobalVC::WriteXMLGlobal(xml);

	xml << "\t<SVNPath>" << this->Base << "</SVNPath>\n";
	}