CMake/Source/cmGeneratorTarget.cxx

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/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2000-2012 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 "cmGeneratorTarget.h"
#include "cmTarget.h"
#include "cmMakefile.h"
#include "cmLocalGenerator.h"
#include "cmGlobalGenerator.h"
#include "cmSourceFile.h"
//----------------------------------------------------------------------------
cmGeneratorTarget::cmGeneratorTarget(cmTarget* t): Target(t)
{
this->Makefile = this->Target->GetMakefile();
this->LocalGenerator = this->Makefile->GetLocalGenerator();
this->GlobalGenerator = this->LocalGenerator->GetGlobalGenerator();
this->ClassifySources();
this->LookupObjectLibraries();
}
//----------------------------------------------------------------------------
void cmGeneratorTarget::ClassifySources()
{
cmsys::RegularExpression header(CM_HEADER_REGEX);
bool isObjLib = this->Target->GetType() == cmTarget::OBJECT_LIBRARY;
std::vector<cmSourceFile*> badObjLib;
std::vector<cmSourceFile*> const& sources = this->Target->GetSourceFiles();
for(std::vector<cmSourceFile*>::const_iterator si = sources.begin();
si != sources.end(); ++si)
{
cmSourceFile* sf = *si;
std::string ext = cmSystemTools::LowerCase(sf->GetExtension());
cmTarget::SourceFileFlags tsFlags =
this->Target->GetTargetSourceFileFlags(sf);
if(sf->GetCustomCommand())
{
this->CustomCommands.push_back(sf);
}
else if(tsFlags.Type != cmTarget::SourceFileTypeNormal)
{
this->OSXContent.push_back(sf);
if(isObjLib) { badObjLib.push_back(sf); }
}
else if(sf->GetPropertyAsBool("HEADER_FILE_ONLY"))
{
this->HeaderSources.push_back(sf);
}
else if(sf->GetPropertyAsBool("EXTERNAL_OBJECT"))
{
this->ExternalObjects.push_back(sf);
if(isObjLib) { badObjLib.push_back(sf); }
}
else if(sf->GetLanguage())
{
this->ObjectSources.push_back(sf);
}
else if(ext == "def")
{
this->ModuleDefinitionFile = sf->GetFullPath();
if(isObjLib) { badObjLib.push_back(sf); }
}
else if(ext == "idl")
{
this->IDLSources.push_back(sf);
if(isObjLib) { badObjLib.push_back(sf); }
}
else if(header.find(sf->GetFullPath().c_str()))
{
this->HeaderSources.push_back(sf);
}
else if(this->GlobalGenerator->IgnoreFile(sf->GetExtension().c_str()))
{
// We only get here if a source file is not an external object
// and has an extension that is listed as an ignored file type.
// No message or diagnosis should be given.
this->ExtraSources.push_back(sf);
}
else
{
this->ExtraSources.push_back(sf);
if(isObjLib && ext != "txt")
{
badObjLib.push_back(sf);
}
}
}
if(!badObjLib.empty())
{
cmOStringStream e;
e << "OBJECT library \"" << this->Target->GetName() << "\" contains:\n";
for(std::vector<cmSourceFile*>::iterator i = badObjLib.begin();
i != badObjLib.end(); ++i)
{
e << " " << (*i)->GetLocation().GetName() << "\n";
}
e << "but may contain only headers and sources that compile.";
this->GlobalGenerator->GetCMakeInstance()
->IssueMessage(cmake::FATAL_ERROR, e.str(),
this->Target->GetBacktrace());
}
}
//----------------------------------------------------------------------------
void cmGeneratorTarget::LookupObjectLibraries()
{
std::vector<std::string> const& objLibs =
this->Target->GetObjectLibraries();
for(std::vector<std::string>::const_iterator oli = objLibs.begin();
oli != objLibs.end(); ++oli)
{
std::string const& objLibName = *oli;
if(cmTarget* objLib = this->Makefile->FindTargetToUse(objLibName.c_str()))
{
if(objLib->GetType() == cmTarget::OBJECT_LIBRARY)
{
if(this->Target->GetType() != cmTarget::EXECUTABLE &&
this->Target->GetType() != cmTarget::STATIC_LIBRARY &&
this->Target->GetType() != cmTarget::SHARED_LIBRARY &&
this->Target->GetType() != cmTarget::MODULE_LIBRARY)
{
this->GlobalGenerator->GetCMakeInstance()
->IssueMessage(cmake::FATAL_ERROR,
"Only executables and non-OBJECT libraries may "
"reference target objects.",
this->Target->GetBacktrace());
return;
}
this->Target->AddUtility(objLib->GetName());
this->ObjectLibraries.push_back(objLib);
}
else
{
cmOStringStream e;
e << "Objects of target \"" << objLibName
<< "\" referenced but is not an OBJECT library.";
this->GlobalGenerator->GetCMakeInstance()
->IssueMessage(cmake::FATAL_ERROR, e.str(),
this->Target->GetBacktrace());
return;
}
}
else
{
cmOStringStream e;
e << "Objects of target \"" << objLibName
<< "\" referenced but no such target exists.";
this->GlobalGenerator->GetCMakeInstance()
->IssueMessage(cmake::FATAL_ERROR, e.str(),
this->Target->GetBacktrace());
return;
}
}
}
//----------------------------------------------------------------------------
void cmGeneratorTarget::UseObjectLibraries(std::vector<std::string>& objs)
{
for(std::vector<cmTarget*>::const_iterator
ti = this->ObjectLibraries.begin();
ti != this->ObjectLibraries.end(); ++ti)
{
cmTarget* objLib = *ti;
cmGeneratorTarget* ogt =
this->GlobalGenerator->GetGeneratorTarget(objLib);
for(std::vector<cmSourceFile*>::const_iterator
si = ogt->ObjectSources.begin();
si != ogt->ObjectSources.end(); ++si)
{
std::string obj = ogt->ObjectDirectory;
obj += ogt->Objects[*si];
objs.push_back(obj);
}
}
}