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path: root/Source/cmMakefileUtilityTargetGenerator.cxx
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/*============================================================================
  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 "cmMakefileUtilityTargetGenerator.h"

#include "cmGeneratedFileStream.h"
#include "cmGlobalUnixMakefileGenerator3.h"
#include "cmLocalUnixMakefileGenerator3.h"
#include "cmMakefile.h"
#include "cmSourceFile.h"
#include "cmTarget.h"

//----------------------------------------------------------------------------
cmMakefileUtilityTargetGenerator
::cmMakefileUtilityTargetGenerator(cmGeneratorTarget* target):
  cmMakefileTargetGenerator(target->Target)
{
  this->CustomCommandDriver = OnUtility;
  this->OSXBundleGenerator = new cmOSXBundleGenerator(target,
                                                      this->ConfigName);
  this->OSXBundleGenerator->SetMacContentFolders(&this->MacContentFolders);
}

//----------------------------------------------------------------------------
cmMakefileUtilityTargetGenerator
::~cmMakefileUtilityTargetGenerator()
{
  delete this->OSXBundleGenerator;
}

//----------------------------------------------------------------------------
void cmMakefileUtilityTargetGenerator::WriteRuleFiles()
{
  this->CreateRuleFile();

  *this->BuildFileStream
    << "# Utility rule file for " << this->Target->GetName() << ".\n\n";

  if(!this->NoRuleMessages)
    {
    const char* root = (this->Makefile->IsOn("CMAKE_MAKE_INCLUDE_FROM_ROOT")?
                      "$(CMAKE_BINARY_DIR)/" : "");
    // Include the progress variables for the target.
    *this->BuildFileStream
      << "# Include the progress variables for this target.\n"
      << this->LocalGenerator->IncludeDirective << " " << root
      << this->Convert(this->ProgressFileNameFull.c_str(),
                       cmLocalGenerator::HOME_OUTPUT,
                       cmLocalGenerator::MAKEFILE)
      << "\n\n";
    }

  // write the custom commands for this target
  this->WriteTargetBuildRules();

  // Collect the commands and dependencies.
  std::vector<std::string> commands;
  std::vector<std::string> depends;

  // Utility targets store their rules in pre- and post-build commands.
  this->LocalGenerator->AppendCustomDepends
    (depends, this->Target->GetPreBuildCommands());

  this->LocalGenerator->AppendCustomDepends
    (depends, this->Target->GetPostBuildCommands());

  this->LocalGenerator->AppendCustomCommands
    (commands, this->Target->GetPreBuildCommands(), this->Target);

  // Depend on all custom command outputs for sources
  this->DriveCustomCommands(depends);

  this->LocalGenerator->AppendCustomCommands
    (commands, this->Target->GetPostBuildCommands(), this->Target);

  // Add dependencies on targets that must be built first.
  this->AppendTargetDepends(depends);

  // Add a dependency on the rule file itself.
  this->LocalGenerator->AppendRuleDepend(depends,
                                         this->BuildFileNameFull.c_str());

  // If the rule is empty add the special empty rule dependency needed
  // by some make tools.
  if(depends.empty() && commands.empty())
    {
    std::string hack = this->GlobalGenerator->GetEmptyRuleHackDepends();
    if(!hack.empty())
      {
      depends.push_back(hack);
      }
    }

  // Write the rule.
  this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
                                      this->Target->GetName(),
                                      depends, commands, true);

  // Write the main driver rule to build everything in this target.
  this->WriteTargetDriverRule(this->Target->GetName().c_str(), false);

  // Write clean target
  this->WriteTargetCleanRules();

  // Write the dependency generation rule.  This must be done last so
  // that multiple output pair information is available.
  this->WriteTargetDependRules();

  // close the streams
  this->CloseFileStreams();
}