CMake/Source/cmMakefileTargetGenerator.cxx

867 lines
30 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 "cmMakefileTargetGenerator.h"
#include "cmGeneratedFileStream.h"
#include "cmGlobalGenerator.h"
#include "cmGlobalUnixMakefileGenerator3.h"
#include "cmLocalUnixMakefileGenerator3.h"
#include "cmMakefile.h"
#include "cmSourceFile.h"
#include "cmTarget.h"
#include "cmMakefileExecutableTargetGenerator.h"
#include "cmMakefileLibraryTargetGenerator.h"
#include "cmMakefileUtilityTargetGenerator.h"
cmMakefileTargetGenerator::cmMakefileTargetGenerator()
{
this->BuildFileStream = 0;
this->InfoFileStream = 0;
this->FlagFileStream = 0;
}
cmMakefileTargetGenerator *
cmMakefileTargetGenerator::New(cmLocalUnixMakefileGenerator3 *lg,
cmStdString tgtName, cmTarget *tgt)
{
cmMakefileTargetGenerator *result = 0;
switch (tgt->GetType())
{
case cmTarget::EXECUTABLE:
result = new cmMakefileExecutableTargetGenerator;
break;
case cmTarget::STATIC_LIBRARY:
case cmTarget::SHARED_LIBRARY:
case cmTarget::MODULE_LIBRARY:
result = new cmMakefileLibraryTargetGenerator;
break;
case cmTarget::UTILITY:
result = new cmMakefileUtilityTargetGenerator;
break;
default:
return result;
break;
}
result->TargetName = tgtName;
result->Target = tgt;
result->LocalGenerator = lg;
result->GlobalGenerator = lg->GetGlobalGenerator();
result->Makefile = lg->GetMakefile();
return result;
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::CreateRuleFile()
{
// Create a directory for this target.
this->TargetBuildDirectory =
this->LocalGenerator->GetTargetDirectory(*this->Target);
this->TargetBuildDirectoryFull =
this->LocalGenerator->ConvertToFullPath(this->TargetBuildDirectory);
cmSystemTools::MakeDirectory(this->TargetBuildDirectoryFull.c_str());
// Construct the rule file name.
this->BuildFileName = this->TargetBuildDirectory;
this->BuildFileName += "/build.make";
this->BuildFileNameFull = this->TargetBuildDirectoryFull;
this->BuildFileNameFull += "/build.make";
// Open the rule file. This should be copy-if-different because the
// rules may depend on this file itself.
this->BuildFileStream =
new cmGeneratedFileStream(this->BuildFileNameFull.c_str());
this->BuildFileStream->SetCopyIfDifferent(true);
if(!this->BuildFileStream)
{
return;
}
this->LocalGenerator->WriteDisclaimer(*this->BuildFileStream);
this->LocalGenerator->WriteSpecialTargetsTop(*this->BuildFileStream);
this->LocalGenerator->WriteMakeVariables(*this->BuildFileStream);
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteCustomCommandsForTarget()
{
// write the custom commands for this target
// Look for files registered for cleaning in this directory.
if(const char* additional_clean_files =
this->Makefile->GetProperty
("ADDITIONAL_MAKE_CLEAN_FILES"))
{
cmSystemTools::ExpandListArgument(additional_clean_files,
this->CleanFiles);
}
this->WriteCustomCommands();
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteCommonCodeRules()
{
// Include the dependencies for the target.
std::string dependFileNameFull = this->TargetBuildDirectoryFull;
dependFileNameFull += "/depend.make";
*this->BuildFileStream
<< "# Include any dependencies generated for this target.\n"
<< this->LocalGenerator->IncludeDirective << " "
<< this->Convert(dependFileNameFull.c_str(),
cmLocalGenerator::HOME_OUTPUT,
cmLocalGenerator::MAKEFILE)
<< "\n\n";
// make sure the depend file exists
if (!cmSystemTools::FileExists(dependFileNameFull.c_str()))
{
// Write an empty dependency file.
cmGeneratedFileStream depFileStream(dependFileNameFull.c_str());
depFileStream
<< "# Empty dependencies file for " << this->Target->GetName() << ".\n"
<< "# This may be replaced when dependencies are built." << std::endl;
}
// Open the flags file. This should be copy-if-different because the
// rules may depend on this file itself.
this->FlagFileNameFull = this->TargetBuildDirectoryFull;
this->FlagFileNameFull += "/flags.make";
this->FlagFileStream =
new cmGeneratedFileStream(this->FlagFileNameFull.c_str());
this->FlagFileStream->SetCopyIfDifferent(true);
if(!this->FlagFileStream)
{
return;
}
this->LocalGenerator->WriteDisclaimer(*this->FlagFileStream);
// Include the flags for the target.
*this->BuildFileStream
<< "# Include the compile flags for this target's objects.\n"
<< this->LocalGenerator->IncludeDirective << " "
<< this->Convert(this->FlagFileNameFull.c_str(),
cmLocalGenerator::HOME_OUTPUT,
cmLocalGenerator::MAKEFILE)
<< "\n\n";
// First generate the object rule files. Save a list of all object
// files for this target.
const std::vector<cmSourceFile*>& sources = this->Target->GetSourceFiles();
for(std::vector<cmSourceFile*>::const_iterator source = sources.begin();
source != sources.end(); ++source)
{
if(!(*source)->GetPropertyAsBool("HEADER_FILE_ONLY") &&
!(*source)->GetCustomCommand())
{
if(!this->GlobalGenerator->IgnoreFile
((*source)->GetSourceExtension().c_str()))
{
// Generate this object file's rule file.
this->WriteObjectRuleFiles(*(*source));
}
else if((*source)->GetPropertyAsBool("EXTERNAL_OBJECT"))
{
// This is an external object file. Just add it.
this->ExternalObjects.push_back((*source)->GetFullPath());
}
else
{
// 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
// for this language. No message or diagnosis should be
// given.
}
}
}
// write language flags for target
std::map<cmStdString,cmLocalUnixMakefileGenerator3::IntegrityCheckSet>&
checkSet =
this->LocalGenerator->GetIntegrityCheckSet()[this->Target->GetName()];
for(std::map<cmStdString,
cmLocalUnixMakefileGenerator3::IntegrityCheckSet>::const_iterator
l = checkSet.begin(); l != checkSet.end(); ++l)
{
const char *lang = l->first.c_str();
std::string flags;
// Add the export symbol definition for shared library objects.
bool shared = ((this->Target->GetType() == cmTarget::SHARED_LIBRARY) ||
(this->Target->GetType() == cmTarget::MODULE_LIBRARY));
if(shared)
{
flags += "-D";
if(const char* custom_export_name =
this->Target->GetProperty("DEFINE_SYMBOL"))
{
flags += custom_export_name;
}
else
{
std::string in = this->Target->GetName();
in += "_EXPORTS";
flags += cmSystemTools::MakeCindentifier(in.c_str());
}
}
// Add language-specific flags.
this->LocalGenerator
->AddLanguageFlags(flags, lang,
this->LocalGenerator->ConfigurationName.c_str());
// Add shared-library flags if needed.
this->LocalGenerator->AddSharedFlags(flags, lang, shared);
// Add include directory flags.
this->LocalGenerator->
AppendFlags(flags, this->LocalGenerator->GetIncludeFlags(lang));
// Add include directory flags.
this->LocalGenerator->
AppendFlags(flags,this->GetFrameworkFlags().c_str());
*this->FlagFileStream << lang << "_FLAGS = " << flags << "\n\n";
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteObjectRuleFiles(cmSourceFile& source)
{
// Identify the language of the source file.
const char* lang = this->LocalGenerator->GetSourceFileLanguage(source);
if(!lang)
{
// If language is not known, this is an error.
cmSystemTools::Error("Source file \"", source.GetFullPath().c_str(),
"\" has unknown type.");
return;
}
// Get the full path name of the object file.
std::string objNoTargetDir;
std::string obj =
this->LocalGenerator->GetObjectFileName(*this->Target, source, &objNoTargetDir);
// Avoid generating duplicate rules.
if(this->ObjectFiles.find(obj) == this->ObjectFiles.end())
{
this->ObjectFiles.insert(obj);
}
else
{
cmOStringStream err;
err << "Warning: Source file \""
<< source.GetSourceName().c_str() << "."
<< source.GetSourceExtension().c_str()
<< "\" is listed multiple times for target \""
<< this->Target->GetName()
<< "\".";
cmSystemTools::Message(err.str().c_str(), "Warning");
return;
}
// Create the directory containing the object file. This may be a
// subdirectory under the target's directory.
std::string dir = cmSystemTools::GetFilenamePath(obj.c_str());
cmSystemTools::MakeDirectory
(this->LocalGenerator->ConvertToFullPath(dir).c_str());
// Save this in the target's list of object files.
if ( source.GetPropertyAsBool("EXTRA_CONTENT") )
{
this->ExtraContent.insert(obj);
}
this->Objects.push_back(obj);
std::string relativeObj = this->LocalGenerator->GetHomeRelativeOutputPath();
relativeObj += obj;
// we compute some depends when writing the depend.make that we will also
// use in the build.make, same with depMakeFile
std::vector<std::string> depends;
std::string depMakeFile;
// generate the build rule file
this->WriteObjectBuildFile(obj, lang, source, depends);
// The object file should be checked for dependency integrity.
this->LocalGenerator->CheckDependFiles[this->Target->GetName()][lang].insert(&source);
// add this to the list of objects for this local generator
if(cmSystemTools::FileIsFullPath(objNoTargetDir.c_str()))
{
objNoTargetDir = cmSystemTools::GetFilenameName(objNoTargetDir);
}
this->LocalGenerator->LocalObjectFiles[objNoTargetDir].push_back(this->Target);
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::WriteObjectBuildFile(std::string &obj,
const char *lang,
cmSourceFile& source,
std::vector<std::string>& depends)
{
this->LocalGenerator->AppendRuleDepend(depends, this->FlagFileNameFull.c_str());
// generate the depend scanning rule
this->WriteObjectDependRules(source, depends);
std::string relativeObj = this->LocalGenerator->GetHomeRelativeOutputPath();
relativeObj += obj;
if(this->Makefile->GetDefinition("CMAKE_WINDOWS_OBJECT_PATH"))
{
relativeObj = cmSystemTools::ConvertToOutputPath(relativeObj.c_str());
}
// Write the build rule.
// Build the set of compiler flags.
std::string flags;
// Add language-specific flags.
std::string langFlags = "$(";
langFlags += lang;
langFlags += "_FLAGS)";
this->LocalGenerator->AppendFlags(flags, langFlags.c_str());
// Add target-specific flags.
if(this->Target->GetProperty("COMPILE_FLAGS"))
{
this->LocalGenerator->AppendFlags(flags, this->Target->GetProperty("COMPILE_FLAGS"));
}
// Add flags from source file properties.
if (source.GetProperty("COMPILE_FLAGS"))
{
this->LocalGenerator->AppendFlags(flags, source.GetProperty("COMPILE_FLAGS"));
*this->FlagFileStream << "# Custom flags: "
<< relativeObj << "_FLAGS = "
<< source.GetProperty("COMPILE_FLAGS")
<< "\n"
<< "\n";
}
// Get the output paths for source and object files.
std::string sourceFile = source.GetFullPath();
if(this->LocalGenerator->UseRelativePaths)
{
sourceFile = this->Convert(sourceFile.c_str(),
cmLocalGenerator::HOME_OUTPUT);
}
sourceFile = this->Convert(sourceFile.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL);
std::string objectFile =
this->Convert(obj.c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::SHELL);
// Construct the build message.
std::vector<std::string> no_commands;
std::vector<std::string> commands;
std::string buildEcho = "Building ";
buildEcho += lang;
buildEcho += " object ";
buildEcho += relativeObj;
this->LocalGenerator->AppendEcho(commands, buildEcho.c_str(),
cmLocalUnixMakefileGenerator3::EchoBuild);
// Construct the compile rules.
std::string compileRuleVar = "CMAKE_";
compileRuleVar += lang;
compileRuleVar += "_COMPILE_OBJECT";
std::string compileRule =
this->Makefile->GetRequiredDefinition(compileRuleVar.c_str());
cmSystemTools::ExpandListArgument(compileRule, commands);
cmLocalGenerator::RuleVariables vars;
vars.Language = lang;
vars.Source = sourceFile.c_str();
vars.Object = relativeObj.c_str();
std::string objdir = this->LocalGenerator->GetHomeRelativeOutputPath();
objdir = this->Convert(objdir.c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::SHELL);
std::string objectDir = cmSystemTools::GetFilenamePath(obj);
vars.ObjectDir = objectDir.c_str();
vars.Flags = flags.c_str();
// Expand placeholders in the commands.
for(std::vector<std::string>::iterator i = commands.begin();
i != commands.end(); ++i)
{
this->LocalGenerator->ExpandRuleVariables(*i, vars);
}
// Make the target dependency scanning rule include cmake-time-known
// dependencies. The others are handled by the check-build-system
// path.
std::string depMark =
this->LocalGenerator->GetRelativeTargetDirectory(*this->Target);
depMark += "/depend.make.mark";
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
depMark.c_str(),
depends, no_commands, false);
// Write the rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
relativeObj.c_str(),
depends, commands, false);
// If the language needs provides-requires mode, create the
// corresponding targets.
std::string objectRequires = relativeObj;
objectRequires += ".requires";
std::vector<std::string> p_depends;
// always provide an empty requires target
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
objectRequires.c_str(), p_depends,
no_commands, true);
// write a build rule to recursively build what this obj provides
std::string objectProvides = relativeObj;
objectProvides += ".provides";
std::string temp = relativeObj;
temp += ".provides.build";
std::vector<std::string> r_commands;
std::string tgtMakefileName =
this->LocalGenerator->GetRelativeTargetDirectory(*this->Target);
tgtMakefileName += "/build.make";
r_commands.push_back
(this->LocalGenerator->GetRecursiveMakeCall(tgtMakefileName.c_str(),temp.c_str()));
p_depends.clear();
p_depends.push_back(objectRequires);
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
objectProvides.c_str(), p_depends,
r_commands, true);
// write the provides.build rule dependency on the obj file
p_depends.clear();
p_depends.push_back(relativeObj);
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
temp.c_str(), p_depends, no_commands,
true);
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteTargetRequiresRules()
{
std::vector<std::string> depends;
std::vector<std::string> no_commands;
// Construct the name of the dependency generation target.
std::string depTarget =
this->LocalGenerator->GetRelativeTargetDirectory(*this->Target);
depTarget += "/requires";
// This target drives dependency generation for all object files.
std::string relPath = this->LocalGenerator->GetHomeRelativeOutputPath();
std::string objTarget;
for(std::vector<std::string>::const_iterator obj = this->Objects.begin();
obj != this->Objects.end(); ++obj)
{
objTarget = relPath;
objTarget += *obj;
objTarget += ".requires";
depends.push_back(objTarget);
}
// Write the rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
depTarget.c_str(),
depends, no_commands, true);
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteTargetCleanRules()
{
std::vector<std::string> depends;
std::vector<std::string> commands;
// Construct the clean target name.
std::string cleanTarget =
this->LocalGenerator->GetRelativeTargetDirectory(*this->Target);
cleanTarget += "/clean";
// Construct the clean command.
this->LocalGenerator->AppendCleanCommand(commands, this->CleanFiles,
*this->Target);
this->LocalGenerator->CreateCDCommand(commands,
this->Makefile->GetStartOutputDirectory(),
this->Makefile->GetHomeOutputDirectory());
// Write the rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
cleanTarget.c_str(),
depends, commands, true);
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteTargetDependRules()
{
// must write the targets depend info file
std::string dir = this->LocalGenerator->GetTargetDirectory(*this->Target);
this->InfoFileNameFull = dir;
this->InfoFileNameFull += "/DependInfo.cmake";
this->InfoFileNameFull =
this->LocalGenerator->ConvertToFullPath(this->InfoFileNameFull);
this->InfoFileStream =
new cmGeneratedFileStream(this->InfoFileNameFull.c_str());
this->InfoFileStream->SetCopyIfDifferent(true);
if(!*this->InfoFileStream)
{
return;
}
this->LocalGenerator->
WriteDependLanguageInfo(*this->InfoFileStream,*this->Target);
// and now write the rule to use it
std::vector<std::string> depends;
std::vector<std::string> commands;
// Construct the name of the dependency generation target.
std::string depTarget =
this->LocalGenerator->GetRelativeTargetDirectory(*this->Target);
depTarget += "/depend";
std::string depMark = depTarget;
depMark += ".make.mark";
depends.push_back(depMark);
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
depTarget.c_str(),
depends, commands, true);
depends.clear();
// Write the dependency generation rule.
std::string depEcho = "Scanning dependencies of target ";
depEcho += this->Target->GetName();
this->LocalGenerator->AppendEcho(commands, depEcho.c_str(),
cmLocalUnixMakefileGenerator3::EchoDepend);
// Add a command to call CMake to scan dependencies. CMake will
// touch the corresponding depends file after scanning dependencies.
cmOStringStream depCmd;
// TODO: Account for source file properties and directory-level
// definitions when scanning for dependencies.
depCmd << "$(CMAKE_COMMAND) -E cmake_depends "
<< " \""
<< this->GlobalGenerator->GetName() << "\" "
<< this->LocalGenerator->Convert
(this->Makefile->GetHomeOutputDirectory(),
cmLocalGenerator::FULL,cmLocalGenerator::SHELL)
<< " "
<< this->LocalGenerator->Convert
(this->Makefile->GetStartOutputDirectory(),
cmLocalGenerator::FULL,cmLocalGenerator::SHELL)
<< " "
<< this->Convert(this->InfoFileNameFull.c_str(),
cmLocalGenerator::FULL,
cmLocalGenerator::SHELL);
commands.push_back(depCmd.str());
// Write the rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
depMark.c_str(),
depends, commands, false);
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator
::WriteObjectDependRules(cmSourceFile& source,
std::vector<std::string>& depends)
{
// Create the list of dependencies known at cmake time. These are
// shared between the object file and dependency scanning rule.
depends.push_back(source.GetFullPath());
if(const char* objectDeps = source.GetProperty("OBJECT_DEPENDS"))
{
std::vector<std::string> deps;
cmSystemTools::ExpandListArgument(objectDeps, deps);
for(std::vector<std::string>::iterator i = deps.begin();
i != deps.end(); ++i)
{
depends.push_back(i->c_str());
}
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteCustomCommands()
{
// add custom commands to the clean rules?
const char* clean_no_custom = this->Makefile->GetProperty("CLEAN_NO_CUSTOM");
bool clean = cmSystemTools::IsOff(clean_no_custom);
// Generate the rule files for each custom command.
const std::vector<cmSourceFile*> &classes = this->Makefile->GetSourceFiles();
for(std::vector<cmSourceFile*>::const_iterator i = classes.begin();
i != classes.end(); i++)
{
if(cmCustomCommand* cc = (*i)->GetCustomCommand())
{
this->GenerateCustomRuleFile(*cc);
if (clean)
{
const std::vector<std::string>& outputs = cc->GetOutputs();
for(std::vector<std::string>::const_iterator o = outputs.begin();
o != outputs.end(); ++o)
{
this->CleanFiles.push_back
(this->Convert(o->c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::UNCHANGED));
}
}
}
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator
::GenerateCustomRuleFile(const cmCustomCommand& cc)
{
// Collect the commands.
std::vector<std::string> commands;
std::string comment = this->LocalGenerator->ConstructComment(cc);
if(!comment.empty())
{
this->LocalGenerator
->AppendEcho(commands, comment.c_str(),
cmLocalUnixMakefileGenerator3::EchoGenerate);
}
this->LocalGenerator->AppendCustomCommand(commands, cc);
// Collect the dependencies.
std::vector<std::string> depends;
this->LocalGenerator->AppendCustomDepend(depends, cc);
// Write the rule.
const std::vector<std::string>& outputs = cc.GetOutputs();
std::vector<std::string>::const_iterator o = outputs.begin();
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
o->c_str(), depends, commands,
false);
// If the rule has multiple outputs, add a rule for the extra
// outputs to just depend on the first output with no command. Also
// register the extra outputs as paired with the first output so
// that the check-build-system step will remove the primary output
// if any extra outputs are missing, forcing the rule to regenerate
// all outputs.
depends.clear();
depends.push_back(*o);
commands.clear();
cmGlobalUnixMakefileGenerator3* gg =
static_cast<cmGlobalUnixMakefileGenerator3*>(this->GlobalGenerator);
std::string emptyCommand = gg->GetEmptyCommandHack();
if(!emptyCommand.empty())
{
commands.push_back(emptyCommand);
}
for(++o; o != outputs.end(); ++o)
{
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
o->c_str(), depends, commands,
false);
gg->AddMultipleOutputPair(o->c_str(), depends[0].c_str());
}
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::WriteObjectsVariable(std::string& variableName,
std::string& variableNameExternal)
{
// Write a make variable assignment that lists all objects for the
// target.
variableName =
this->LocalGenerator->CreateMakeVariable(this->Target->GetName(), "_OBJECTS");
*this->BuildFileStream
<< "# Object files for target " << this->Target->GetName() << "\n"
<< variableName.c_str() << " =";
std::string object;
const char* objName =
this->Makefile->GetDefinition("CMAKE_NO_QUOTED_OBJECTS");
const char* lineContinue =
this->Makefile->GetDefinition("CMAKE_MAKE_LINE_CONTINUE");
if(!lineContinue)
{
lineContinue = "\\";
}
for(std::vector<std::string>::const_iterator i = this->Objects.begin();
i != this->Objects.end(); ++i)
{
if ( this->ExtraContent.find(i->c_str()) != this->ExtraContent.end() )
{
continue;
}
*this->BuildFileStream << " " << lineContinue << "\n";
if(objName)
{
*this->BuildFileStream <<
this->Convert(i->c_str(), cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::MAKEFILE);
}
else
{
*this->BuildFileStream <<
this->LocalGenerator->ConvertToQuotedOutputPath(i->c_str());
}
}
*this->BuildFileStream << "\n";
// Write a make variable assignment that lists all external objects
// for the target.
variableNameExternal =
this->LocalGenerator->CreateMakeVariable(this->Target->GetName(),"_EXTERNAL_OBJECTS");
*this->BuildFileStream
<< "\n"
<< "# External object files for target " << this->Target->GetName() << "\n"
<< variableNameExternal.c_str() << " =";
for(std::vector<std::string>::const_iterator i =
this->ExternalObjects.begin();
i != this->ExternalObjects.end(); ++i)
{
object = this->Convert(i->c_str(),cmLocalGenerator::START_OUTPUT);
*this->BuildFileStream
<< " " << lineContinue << "\n"
<< this->Makefile->GetSafeDefinition("CMAKE_OBJECT_NAME");
if(objName)
{
*this->BuildFileStream << this->Convert(i->c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::MAKEFILE);
}
else
{
*this->BuildFileStream <<
this->LocalGenerator->ConvertToQuotedOutputPath(i->c_str());
}
}
*this->BuildFileStream << "\n" << "\n";
}
//----------------------------------------------------------------------------
std::string cmMakefileTargetGenerator::GetFrameworkFlags()
{
#ifndef __APPLE__
return std::string();
#else
std::set<cmStdString> emitted;
std::vector<std::string> includes;
this->LocalGenerator->GetIncludeDirectories(includes);
std::vector<std::string>::iterator i;
// check all include directories for frameworks as this
// will already have added a -F for the framework
for(i = includes.begin(); i != includes.end(); ++i)
{
if(cmSystemTools::IsPathToFramework(i->c_str()))
{
std::string frameworkDir = *i;
frameworkDir += "/../";
frameworkDir = cmSystemTools::CollapseFullPath(frameworkDir.c_str());
emitted.insert(frameworkDir);
}
}
std::string flags;
std::vector<std::string>& frameworks = this->Target->GetFrameworks();
for(i = frameworks.begin();
i != frameworks.end(); ++i)
{
if(emitted.insert(*i).second)
{
flags += "-F";
flags += this->LocalGenerator->ConvertToOutputForExisting(i->c_str());
flags += " ";
}
}
return flags;
#endif
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator
::AppendTargetDepends(std::vector<std::string>& depends)
{
// Static libraries never depend on anything for linking.
if(this->Target->GetType() == cmTarget::STATIC_LIBRARY)
{
return;
}
// Keep track of dependencies already listed.
std::set<cmStdString> emitted;
// A target should not depend on itself.
emitted.insert(this->Target->GetName());
// Loop over all library dependencies.
const cmTarget::LinkLibraryVectorType& tlibs =
this->Target->GetLinkLibraries();
for(cmTarget::LinkLibraryVectorType::const_iterator lib = tlibs.begin();
lib != tlibs.end(); ++lib)
{
// Don't emit the same library twice for this target.
if(emitted.insert(lib->first).second)
{
// Depend only on other CMake targets.
if(cmTarget* tgt =
this->GlobalGenerator->FindTarget(0, lib->first.c_str()))
{
if(const char* location =
tgt->GetLocation(this->LocalGenerator->ConfigurationName.c_str()))
{
depends.push_back(location);
}
}
}
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator
::CloseFileStreams()
{
delete this->BuildFileStream;
delete this->InfoFileStream;
delete this->FlagFileStream;
}
void cmMakefileTargetGenerator::RemoveForbiddenFlags(const char* flagVar,
const char* linkLang,
std::string& linkFlags)
{
// check for language flags that are not allowed at link time, and
// remove them, -w on darwin for gcc -w -dynamiclib sends -w to libtool
// which fails, there may be more]
std::string removeFlags = "CMAKE_";
removeFlags += linkLang;
removeFlags += flagVar;
std::string removeflags =
this->Makefile->GetSafeDefinition(removeFlags.c_str());
std::vector<std::string> removeList;
cmSystemTools::ExpandListArgument(removeflags, removeList);
for(std::vector<std::string>::iterator i = removeList.begin();
i != removeList.end(); ++i)
{
cmSystemTools::ReplaceString(linkFlags, i->c_str(), "");
}
}