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

  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 "windows.h" // this must be first to define GetCurrentDirectory
#include "cmGlobalVisualStudio71Generator.h"
#include "cmLocalVisualStudio7Generator.h"
#include "cmMakefile.h"
#include "cmake.h"

//----------------------------------------------------------------------------
cmGlobalVisualStudio71Generator::cmGlobalVisualStudio71Generator()
{
  this->FindMakeProgramFile = "CMakeVS71FindMake.cmake";
  this->ProjectConfigurationSectionName = "ProjectConfiguration";
}

//----------------------------------------------------------------------------
///! Create a local generator appropriate to this Global Generator
cmLocalGenerator *cmGlobalVisualStudio71Generator::CreateLocalGenerator()
{
  cmLocalVisualStudio7Generator *lg = new cmLocalVisualStudio7Generator;
  lg->SetVersion71();
  lg->SetExtraFlagTable(this->GetExtraFlagTableVS7());
  lg->SetGlobalGenerator(this);
  return lg;
}

//----------------------------------------------------------------------------
void cmGlobalVisualStudio71Generator::AddPlatformDefinitions(cmMakefile* mf)
{
  mf->AddDefinition("MSVC71", "1");
}

//----------------------------------------------------------------------------
std::string cmGlobalVisualStudio71Generator::GetUserMacrosDirectory()
{
  // Macros not supported on Visual Studio 7.1 and earlier because
  // they do not appear to work *during* a build when called by an
  // outside agent...
  //
  return "";

#if 0
  //
  // The COM result from calling a Visual Studio macro with 7.1 indicates
  // that the call succeeds, but the macro does not appear to execute...
  //
  // So, I am leaving this code here to show how to do it, but have not
  // yet figured out what the issue is in terms of why the macro does not
  // appear to execute...
  //
  std::string base;
  std::string path;

  // base begins with the VisualStudioProjectsLocation reg value...
  if (cmSystemTools::ReadRegistryValue(
    "HKEY_CURRENT_USER\\Software\\Microsoft\\VisualStudio\\7.1;"
    "VisualStudioProjectsLocation",
    base))
    {
    cmSystemTools::ConvertToUnixSlashes(base);

    // 7.1 macros folder:
    path = base + "/VSMacros71";
    }

  // path is (correctly) still empty if we did not read the base value from
  // the Registry value
  return path;
#endif
}

//----------------------------------------------------------------------------
std::string cmGlobalVisualStudio71Generator::GetUserMacrosRegKeyBase()
{
  // Macros not supported on Visual Studio 7.1 and earlier because
  // they do not appear to work *during* a build when called by an
  // outside agent...
  //
  return "";

#if 0
  return "Software\\Microsoft\\VisualStudio\\7.1\\vsmacros";
#endif
}

//----------------------------------------------------------------------------
void cmGlobalVisualStudio71Generator
::WriteSLNFile(std::ostream& fout,
               cmLocalGenerator* root,
               std::vector<cmLocalGenerator*>& generators)
{ 
  // Write out the header for a SLN file
  this->WriteSLNHeader(fout);

  // Collect all targets under this root generator and the transitive
  // closure of their dependencies.
  TargetDependSet projectTargets;
  TargetDependSet originalTargets;
  this->GetTargetSets(projectTargets, originalTargets, root, generators);
  OrderedTargetDependSet orderedProjectTargets(projectTargets);

  this->WriteTargetsToSolution(fout, root, orderedProjectTargets);
  // Write out the configurations information for the solution
  fout << "Global\n";
  // Write out the configurations for the solution
  this->WriteSolutionConfigurations(fout);
  fout << "\tGlobalSection(" << this->ProjectConfigurationSectionName
       << ") = postSolution\n";
  // Write out the configurations for all the targets in the project
  this->WriteTargetConfigurations(fout, root, orderedProjectTargets);
  fout << "\tEndGlobalSection\n";
  // Write the footer for the SLN file
  this->WriteSLNFooter(fout);
}

//----------------------------------------------------------------------------
void
cmGlobalVisualStudio71Generator
::WriteSolutionConfigurations(std::ostream& fout)
{
  fout << "\tGlobalSection(SolutionConfiguration) = preSolution\n";
  for(std::vector<std::string>::iterator i = this->Configurations.begin();
      i != this->Configurations.end(); ++i)
    {
    fout << "\t\t" << *i << " = " << *i << "\n";
    }
  fout << "\tEndGlobalSection\n";
}

//----------------------------------------------------------------------------
// Write a dsp file into the SLN file,
// Note, that dependencies from executables to 
// the libraries it uses are also done here
void
cmGlobalVisualStudio71Generator::WriteProject(std::ostream& fout,
                                              const char* dspname,
                                              const char* dir,
                                              cmTarget& t)
{
  // check to see if this is a fortran build
  const char* ext = ".vcproj";
  const char* project = 
    "Project(\"{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}\") = \"";
  if(this->TargetIsFortranOnly(t))
    {
    ext = ".vfproj"; 
    project = "Project(\"{6989167D-11E4-40FE-8C1A-2192A86A7E90}\") = \"";
    }
  const char* targetExt = t.GetProperty("GENERATOR_FILE_NAME_EXT");
  if(targetExt)
    {
    ext = targetExt;
    }

  fout << project
       << dspname << "\", \""
       << this->ConvertToSolutionPath(dir)
       << "\\" << dspname << ext << "\", \"{"
       << this->GetGUID(dspname) << "}\"\n";
  fout << "\tProjectSection(ProjectDependencies) = postProject\n";
  this->WriteProjectDepends(fout, dspname, dir, t);
  fout << "\tEndProjectSection\n";
  
  fout <<"EndProject\n";
}

//----------------------------------------------------------------------------
// Write a dsp file into the SLN file,
// Note, that dependencies from executables to 
// the libraries it uses are also done here
void
cmGlobalVisualStudio71Generator
::WriteProjectDepends(std::ostream& fout,
                      const char* dspname,
                      const char*, cmTarget& target)
{
#if 0
  // Create inter-target dependencies in the solution file.  For VS
  // 7.1 and below we cannot let static libraries depend directly on
  // targets to which they "link" because the librarian tool will copy
  // the targets into the static library.  See
  // cmGlobalVisualStudioGenerator::FixUtilityDependsForTarget for a
  // work-around.  VS 8 and above do not have this problem.
  if (!this->VSLinksDependencies() ||
      target.GetType() != cmTarget::STATIC_LIBRARY);
#else
  if (target.GetType() != cmTarget::STATIC_LIBRARY)
#endif
    {
    cmTarget::LinkLibraryVectorType::const_iterator j, jend;
    j = target.GetLinkLibraries().begin();
    jend = target.GetLinkLibraries().end();
    for(;j!= jend; ++j)
      {
      if(j->first != dspname)
        {
        // is the library part of this SLN ? If so add dependency
        // find target anywhere because all depend libraries are 
        // brought in as well
        if(this->FindTarget(0, j->first.c_str()))
          {
          fout << "\t\t{" << this->GetGUID(j->first.c_str()) << "} = {"
               << this->GetGUID(j->first.c_str()) << "}\n";
          }
        }
      }
    }

  std::set<cmStdString>::const_iterator i, end;
  // write utility dependencies.
  i = target.GetUtilities().begin();
  end = target.GetUtilities().end();
  for(;i!= end; ++i)
    {
    if(*i != dspname)
      {
      std::string name = this->GetUtilityForTarget(target, i->c_str());
      std::string guid = this->GetGUID(name.c_str());
      if(guid.size() == 0)
        {
        std::string m = "Target: ";
        m += target.GetName();
        m += " depends on unknown target: ";
        m += name;
        cmSystemTools::Error(m.c_str());
        }
          
      fout << "\t\t{" << guid << "} = {" << guid << "}\n";
      }
    }
}

//----------------------------------------------------------------------------
// Write a dsp file into the SLN file, Note, that dependencies from
// executables to the libraries it uses are also done here
void cmGlobalVisualStudio71Generator
::WriteExternalProject(std::ostream& fout, 
                       const char* name,
                       const char* location,
                       const std::set<cmStdString>& depends)
{ 
  fout << "Project(\"{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}\") = \"" 
       << name << "\", \""
       << this->ConvertToSolutionPath(location) << "\", \"{"
       << this->GetGUID(name)
       << "}\"\n";
  
  // write out the dependencies here VS 7.1 includes dependencies with the
  // project instead of in the global section
  if(!depends.empty())
    {
    fout << "\tProjectSection(ProjectDependencies) = postProject\n";
    std::set<cmStdString>::const_iterator it;
    for(it = depends.begin(); it != depends.end(); ++it)
      {
      if(it->size() > 0)
        {
        fout << "\t\t{" 
             << this->GetGUID(it->c_str()) 
             << "} = {" 
             << this->GetGUID(it->c_str()) 
             << "}\n";
        }
      }
    fout << "\tEndProjectSection\n";
    }  

  fout << "EndProject\n";
  

}

//----------------------------------------------------------------------------
// Write a dsp file into the SLN file, Note, that dependencies from
// executables to the libraries it uses are also done here
void cmGlobalVisualStudio71Generator
::WriteProjectConfigurations(std::ostream& fout, const char* name,
                             bool partOfDefaultBuild)
{
  std::string guid = this->GetGUID(name);
  for(std::vector<std::string>::iterator i = this->Configurations.begin();
      i != this->Configurations.end(); ++i)
    {
    fout << "\t\t{" << guid << "}." << *i 
         << ".ActiveCfg = " << *i << "|Win32\n";
    if(partOfDefaultBuild)
      {
      fout << "\t\t{" << guid << "}." << *i
           << ".Build.0 = " << *i << "|Win32\n";
      }
    }
}

//----------------------------------------------------------------------------
// Standard end of dsw file
void cmGlobalVisualStudio71Generator::WriteSLNFooter(std::ostream& fout)
{
  fout << "\tGlobalSection(ExtensibilityGlobals) = postSolution\n"
       << "\tEndGlobalSection\n"
       << "\tGlobalSection(ExtensibilityAddIns) = postSolution\n"
       << "\tEndGlobalSection\n"
       << "EndGlobal\n";
}

//----------------------------------------------------------------------------
// ouput standard header for dsw file
void cmGlobalVisualStudio71Generator::WriteSLNHeader(std::ostream& fout)
{
  fout << "Microsoft Visual Studio Solution File, Format Version 8.00\n";
}

//----------------------------------------------------------------------------
void cmGlobalVisualStudio71Generator
::GetDocumentation(cmDocumentationEntry& entry) const
{
  entry.Name = this->GetName();
  entry.Brief = "Generates Visual Studio .NET 2003 project files.";
  entry.Full = "";
}
