CMake/Source/cmLocalVisualStudioGenerato...

106 lines
3.5 KiB
C++

/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmLocalVisualStudioGenerator.h"
#include "cmMakefile.h"
#include "cmSourceFile.h"
#include "cmSystemTools.h"
//----------------------------------------------------------------------------
cmLocalVisualStudioGenerator::cmLocalVisualStudioGenerator()
{
}
//----------------------------------------------------------------------------
cmLocalVisualStudioGenerator::~cmLocalVisualStudioGenerator()
{
}
//----------------------------------------------------------------------------
bool cmLocalVisualStudioGenerator::SourceFileCompiles(const cmSourceFile* sf)
{
// Identify the language of the source file.
if(const char* lang = this->GetSourceFileLanguage(*sf))
{
// Check whether this source will actually be compiled.
return (!sf->GetCustomCommand() &&
!sf->GetPropertyAsBool("HEADER_FILE_ONLY") &&
!sf->GetPropertyAsBool("EXTERNAL_OBJECT"));
}
else
{
// Unknown source file language. Assume it will not be compiled.
return false;
}
}
//----------------------------------------------------------------------------
void cmLocalVisualStudioGenerator::ComputeObjectNameRequirements
(std::vector<cmSourceGroup> const& sourceGroups)
{
// Clear the current set of requirements.
this->NeedObjectName.clear();
// Count the number of object files with each name. Note that
// windows file names are not case sensitive.
std::map<cmStdString, int> objectNameCounts;
for(unsigned int i = 0; i < sourceGroups.size(); ++i)
{
cmSourceGroup sg = sourceGroups[i];
std::vector<const cmSourceFile*> const& srcs = sg.GetSourceFiles();
for(std::vector<const cmSourceFile*>::const_iterator s = srcs.begin();
s != srcs.end(); ++s)
{
const cmSourceFile* sf = *s;
if(this->SourceFileCompiles(sf))
{
std::string objectName =
cmSystemTools::LowerCase(
cmSystemTools::GetFilenameWithoutLastExtension(
sf->GetFullPath().c_str()));
objectName += ".obj";
objectNameCounts[objectName] += 1;
}
}
}
// For all source files producing duplicate names we need unique
// object name computation.
for(unsigned int i = 0; i < sourceGroups.size(); ++i)
{
cmSourceGroup sg = sourceGroups[i];
std::vector<const cmSourceFile*> const& srcs = sg.GetSourceFiles();
for(std::vector<const cmSourceFile*>::const_iterator s = srcs.begin();
s != srcs.end(); ++s)
{
const cmSourceFile* sf = *s;
if(this->SourceFileCompiles(sf))
{
std::string objectName =
cmSystemTools::LowerCase(
cmSystemTools::GetFilenameWithoutLastExtension(
sf->GetFullPath().c_str()));
objectName += ".obj";
if(objectNameCounts[objectName] > 1)
{
this->NeedObjectName.insert(sf);
}
}
}
}
}