CMake/Source/cmMakefileTargetGenerator.cxx
Brad King 95f149e61f Define LINK_DEPENDS target property (#11406)
Custom Makefile link rules may need to depend on linker scripts.  Define
this property to allow user-specified link-time dependencies.
2010-11-05 09:05:08 -04:00

1844 lines
63 KiB
C++

/*============================================================================
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 "cmMakefileTargetGenerator.h"
#include "cmGeneratedFileStream.h"
#include "cmGlobalGenerator.h"
#include "cmGlobalUnixMakefileGenerator3.h"
#include "cmLocalUnixMakefileGenerator3.h"
#include "cmMakefile.h"
#include "cmSourceFile.h"
#include "cmTarget.h"
#include "cmake.h"
#include "cmComputeLinkInformation.h"
#include "cmMakefileExecutableTargetGenerator.h"
#include "cmMakefileLibraryTargetGenerator.h"
#include "cmMakefileUtilityTargetGenerator.h"
cmMakefileTargetGenerator::cmMakefileTargetGenerator(cmTarget* target)
{
this->BuildFileStream = 0;
this->InfoFileStream = 0;
this->FlagFileStream = 0;
this->CustomCommandDriver = OnBuild;
this->FortranModuleDirectoryComputed = false;
this->Target = target;
this->Makefile = this->Target->GetMakefile();
this->LocalGenerator =
static_cast<cmLocalUnixMakefileGenerator3*>(
this->Makefile->GetLocalGenerator());
this->ConfigName = this->LocalGenerator->ConfigurationName.c_str();
this->GlobalGenerator =
static_cast<cmGlobalUnixMakefileGenerator3*>(
this->LocalGenerator->GetGlobalGenerator());
cmake* cm = this->GlobalGenerator->GetCMakeInstance();
this->NoRuleMessages = false;
if(const char* ruleStatus = cm->GetProperty("RULE_MESSAGES"))
{
this->NoRuleMessages = cmSystemTools::IsOff(ruleStatus);
}
}
cmMakefileTargetGenerator *
cmMakefileTargetGenerator::New(cmTarget *tgt)
{
cmMakefileTargetGenerator *result = 0;
switch (tgt->GetType())
{
case cmTarget::EXECUTABLE:
result = new cmMakefileExecutableTargetGenerator(tgt);
break;
case cmTarget::STATIC_LIBRARY:
case cmTarget::SHARED_LIBRARY:
case cmTarget::MODULE_LIBRARY:
result = new cmMakefileLibraryTargetGenerator(tgt);
break;
case cmTarget::UTILITY:
result = new cmMakefileUtilityTargetGenerator(tgt);
break;
default:
return result;
// break; /* unreachable */
}
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";
// Construct the rule file name.
this->ProgressFileNameFull = this->TargetBuildDirectoryFull;
this->ProgressFileNameFull += "/progress.make";
// reset the progress count
this->NumberOfProgressActions = 0;
// 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);
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteTargetBuildRules()
{
// 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);
}
// 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);
// 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)
{
cmTarget::SourceFileFlags tsFlags =
this->Target->GetTargetSourceFileFlags(*source);
if(cmCustomCommand* cc = (*source)->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));
}
}
}
else if(tsFlags.Type != cmTarget::SourceFileTypeNormal)
{
this->WriteMacOSXContentRules(*(*source), tsFlags.MacFolder);
}
else if(!(*source)->GetPropertyAsBool("HEADER_FILE_ONLY"))
{
if(!this->GlobalGenerator->IgnoreFile
((*source)->GetExtension().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 if(cmSystemTools::UpperCase((*source)->GetExtension()) == "DEF")
{
this->ModuleDefinitionFile = (*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.
}
}
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteCommonCodeRules()
{
const char* root = (this->Makefile->IsOn("CMAKE_MAKE_INCLUDE_FROM_ROOT")?
"$(CMAKE_BINARY_DIR)/" : "");
// 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 << " " << root
<< this->Convert(dependFileNameFull.c_str(),
cmLocalGenerator::HOME_OUTPUT,
cmLocalGenerator::MAKEFILE)
<< "\n\n";
if(!this->NoRuleMessages)
{
// 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";
}
// 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 << " " << root
<< this->Convert(this->FlagFileNameFull.c_str(),
cmLocalGenerator::HOME_OUTPUT,
cmLocalGenerator::MAKEFILE)
<< "\n\n";
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteTargetLanguageFlags()
{
// write language flags for target
std::set<cmStdString> languages;
this->Target->GetLanguages(languages);
// put the compiler in the rules.make file so that if it changes
// things rebuild
for(std::set<cmStdString>::const_iterator l = languages.begin();
l != languages.end(); ++l)
{
cmStdString compiler = "CMAKE_";
compiler += *l;
compiler += "_COMPILER";
*this->FlagFileStream << "# compile " << l->c_str() << " with " <<
this->Makefile->GetSafeDefinition(compiler.c_str()) << "\n";
}
for(std::set<cmStdString>::const_iterator l = languages.begin();
l != languages.end(); ++l)
{
const char *lang = l->c_str();
std::string flags;
std::string defines;
bool shared = ((this->Target->GetType() == cmTarget::SHARED_LIBRARY) ||
(this->Target->GetType() == cmTarget::MODULE_LIBRARY));
// Add the export symbol definition for shared library objects.
if(const char* exportMacro = this->Target->GetExportMacro())
{
this->LocalGenerator->AppendDefines(defines, exportMacro, lang);
}
// Add preprocessor definitions for this target and configuration.
this->LocalGenerator->AppendDefines
(defines, this->Makefile->GetProperty("COMPILE_DEFINITIONS"), lang);
this->LocalGenerator->AppendDefines
(defines, this->Target->GetProperty("COMPILE_DEFINITIONS"), lang);
std::string defPropName = "COMPILE_DEFINITIONS_";
defPropName +=
cmSystemTools::UpperCase(this->LocalGenerator->ConfigurationName);
this->LocalGenerator->AppendDefines
(defines, this->Makefile->GetProperty(defPropName.c_str()), lang);
this->LocalGenerator->AppendDefines
(defines, this->Target->GetProperty(defPropName.c_str()), lang);
// Add language feature flags.
this->AddFeatureFlags(flags, lang);
this->LocalGenerator->AddArchitectureFlags(flags, this->Target,
lang, this->ConfigName);
// Fortran-specific flags computed for this target.
if(*l == "Fortran")
{
this->AddFortranFlags(flags);
}
// 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";
*this->FlagFileStream << lang << "_DEFINES = " << defines << "\n\n";
}
// Add target-specific flags.
if(this->Target->GetProperty("COMPILE_FLAGS"))
{
std::string flags;
this->LocalGenerator->AppendFlags
(flags, this->Target->GetProperty("COMPILE_FLAGS"));
*this->FlagFileStream << "# TARGET_FLAGS = " << flags << "\n\n";
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteMacOSXContentRules(cmSourceFile& source,
const char* pkgloc)
{
// Skip OS X content when not building a Framework or Bundle.
if(this->MacContentDirectory.empty())
{
return;
}
// Construct the full path to the content subdirectory.
std::string macdir = this->MacContentDirectory;
macdir += pkgloc;
cmSystemTools::MakeDirectory(macdir.c_str());
// Record use of this content location. Only the first level
// directory is needed.
{
std::string loc = pkgloc;
loc = loc.substr(0, loc.find('/'));
this->MacContentFolders.insert(loc);
}
// Get the input file location.
std::string input = source.GetFullPath();
// Get the output file location.
std::string output = macdir;
output += "/";
output += cmSystemTools::GetFilenameName(input);
this->CleanFiles.push_back(this->Convert(output.c_str(),
cmLocalGenerator::START_OUTPUT));
output = this->Convert(output.c_str(), cmLocalGenerator::HOME_OUTPUT);
// Create a rule to copy the content into the bundle.
std::vector<std::string> depends;
std::vector<std::string> commands;
depends.push_back(input);
std::string copyEcho = "Copying OS X content ";
copyEcho += output;
this->LocalGenerator->AppendEcho(commands, copyEcho.c_str(),
cmLocalUnixMakefileGenerator3::EchoBuild);
std::string copyCommand = "$(CMAKE_COMMAND) -E copy ";
copyCommand += this->Convert(input.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL);
copyCommand += " ";
copyCommand += this->Convert(output.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL);
commands.push_back(copyCommand);
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
output.c_str(),
depends, commands, false);
this->ExtraFiles.insert(output);
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteObjectRuleFiles(cmSourceFile& source)
{
// Identify the language of the source file.
const char* lang = this->LocalGenerator->GetSourceFileLanguage(source);
if(!lang)
{
// don't know anything about this file so skip it
return;
}
// Get the full path name of the object file.
bool hasSourceExtension;
std::string objNoTargetDir;
std::string obj =
this->LocalGenerator->GetObjectFileName(*this->Target, source,
&objNoTargetDir,
&hasSourceExtension);
// Avoid generating duplicate rules.
if(this->ObjectFiles.find(obj) == this->ObjectFiles.end())
{
this->ObjectFiles.insert(obj);
}
else
{
cmOStringStream err;
err << "Warning: Source file \""
<< source.GetFullPath()
<< "\" 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.
this->Objects.push_back(obj);
this->CleanFiles.push_back(obj);
// TODO: Remove
//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.
std::string objFullPath = this->Makefile->GetCurrentOutputDirectory();
objFullPath += "/";
objFullPath += obj;
objFullPath =
this->Convert(objFullPath.c_str(), cmLocalGenerator::FULL);
std::string srcFullPath =
this->Convert(source.GetFullPath().c_str(), cmLocalGenerator::FULL);
this->LocalGenerator->
AddImplicitDepends(*this->Target, lang,
objFullPath.c_str(),
srcFullPath.c_str());
// add this to the list of objects for this local generator
if(cmSystemTools::FileIsFullPath(objNoTargetDir.c_str()))
{
objNoTargetDir = cmSystemTools::GetFilenameName(objNoTargetDir);
}
cmLocalUnixMakefileGenerator3::LocalObjectInfo& info =
this->LocalGenerator->LocalObjectFiles[objNoTargetDir];
info.HasSourceExtension = hasSourceExtension;
info.push_back(
cmLocalUnixMakefileGenerator3::LocalObjectEntry(this->Target, lang)
);
}
//----------------------------------------------------------------------------
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;
// Write the build rule.
// Build the set of compiler flags.
std::string flags;
// Add language-specific flags.
std::string langFlags = "$(";
langFlags += lang;
langFlags += "_FLAGS)";
this->LocalGenerator->AppendFlags(flags, langFlags.c_str());
// Add target-specific flags.
if(this->Target->GetProperty("COMPILE_FLAGS"))
{
std::string langIncludeExpr = "CMAKE_";
langIncludeExpr += lang;
langIncludeExpr += "_FLAG_REGEX";
const char* regex = this->Makefile->
GetDefinition(langIncludeExpr.c_str());
if(regex)
{
cmsys::RegularExpression r(regex);
std::vector<std::string> args;
cmSystemTools::ParseWindowsCommandLine(
this->Target->GetProperty("COMPILE_FLAGS"),
args);
for(std::vector<std::string>::iterator i = args.begin();
i != args.end(); ++i)
{
if(r.find(i->c_str()))
{
this->LocalGenerator->AppendFlags
(flags, i->c_str());
}
}
}
else
{
this->LocalGenerator->AppendFlags
(flags, this->Target->GetProperty("COMPILE_FLAGS"));
}
}
// Add flags from source file properties.
if (source.GetProperty("COMPILE_FLAGS"))
{
this->LocalGenerator->AppendFlags
(flags, source.GetProperty("COMPILE_FLAGS"));
*this->FlagFileStream << "# Custom flags: "
<< relativeObj << "_FLAGS = "
<< source.GetProperty("COMPILE_FLAGS")
<< "\n"
<< "\n";
}
// Add language-specific defines.
std::string defines = "$(";
defines += lang;
defines += "_DEFINES)";
// Add source-sepcific preprocessor definitions.
if(const char* compile_defs = source.GetProperty("COMPILE_DEFINITIONS"))
{
this->LocalGenerator->AppendDefines(defines, compile_defs, lang);
*this->FlagFileStream << "# Custom defines: "
<< relativeObj << "_DEFINES = "
<< compile_defs << "\n"
<< "\n";
}
std::string configUpper =
cmSystemTools::UpperCase(this->LocalGenerator->ConfigurationName);
std::string defPropName = "COMPILE_DEFINITIONS_";
defPropName += configUpper;
if(const char* config_compile_defs =
source.GetProperty(defPropName.c_str()))
{
this->LocalGenerator->AppendDefines(defines, config_compile_defs, lang);
*this->FlagFileStream
<< "# Custom defines: "
<< relativeObj << "_DEFINES_" << configUpper
<< " = " << config_compile_defs << "\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::START_OUTPUT);
}
sourceFile = this->Convert(sourceFile.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL);
// Construct the build message.
std::vector<std::string> no_commands;
std::vector<std::string> commands;
// add in a progress call if needed
this->AppendProgress(commands);
if(!this->NoRuleMessages)
{
std::string buildEcho = "Building ";
buildEcho += lang;
buildEcho += " object ";
buildEcho += relativeObj;
this->LocalGenerator->AppendEcho
(commands, buildEcho.c_str(), cmLocalUnixMakefileGenerator3::EchoBuild);
}
std::string targetOutPathPDB;
{
std::string targetFullPathPDB;
if(this->Target->GetType() == cmTarget::EXECUTABLE ||
this->Target->GetType() == cmTarget::STATIC_LIBRARY ||
this->Target->GetType() == cmTarget::SHARED_LIBRARY ||
this->Target->GetType() == cmTarget::MODULE_LIBRARY)
{
targetFullPathPDB = this->Target->GetDirectory(this->ConfigName);
targetFullPathPDB += "/";
targetFullPathPDB += this->Target->GetPDBName(this->ConfigName);
}
targetOutPathPDB =
this->Convert(targetFullPathPDB.c_str(),cmLocalGenerator::NONE,
cmLocalGenerator::SHELL);
}
cmLocalGenerator::RuleVariables vars;
vars.RuleLauncher = "RULE_LAUNCH_COMPILE";
vars.CMTarget = this->Target;
vars.Language = lang;
vars.TargetPDB = targetOutPathPDB.c_str();
vars.Source = sourceFile.c_str();
std::string shellObj =
this->Convert(obj.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL).c_str();
vars.Object = shellObj.c_str();
std::string objectDir = cmSystemTools::GetFilenamePath(obj);
objectDir = this->Convert(objectDir.c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::SHELL);
vars.ObjectDir = objectDir.c_str();
vars.Flags = flags.c_str();
vars.Defines = defines.c_str();
// Construct the compile rules.
{
std::string compileRuleVar = "CMAKE_";
compileRuleVar += lang;
compileRuleVar += "_COMPILE_OBJECT";
std::string compileRule =
this->Makefile->GetRequiredDefinition(compileRuleVar.c_str());
std::vector<std::string> compileCommands;
cmSystemTools::ExpandListArgument(compileRule, compileCommands);
// Expand placeholders in the commands.
for(std::vector<std::string>::iterator i = compileCommands.begin();
i != compileCommands.end(); ++i)
{
this->LocalGenerator->ExpandRuleVariables(*i, vars);
}
// Change the command working directory to the local build tree.
this->LocalGenerator->CreateCDCommand
(compileCommands,
this->Makefile->GetStartOutputDirectory(),
cmLocalGenerator::HOME_OUTPUT);
commands.insert(commands.end(),
compileCommands.begin(), compileCommands.end());
}
// Write the rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
relativeObj.c_str(),
depends, commands, false);
// Check for extra outputs created by the compilation.
if(const char* extra_outputs_str =
source.GetProperty("OBJECT_OUTPUTS"))
{
std::vector<std::string> extra_outputs;
cmSystemTools::ExpandListArgument(extra_outputs_str, extra_outputs);
for(std::vector<std::string>::const_iterator eoi = extra_outputs.begin();
eoi != extra_outputs.end(); ++eoi)
{
// Register this as an extra output for the object file rule.
// This will cause the object file to be rebuilt if the extra
// output is missing.
this->GenerateExtraOutput(eoi->c_str(), relativeObj.c_str(), false);
// Register this as an extra file to clean.
this->CleanFiles.push_back(eoi->c_str());
}
}
bool lang_is_c_or_cxx = ((strcmp(lang, "C") == 0) ||
(strcmp(lang, "CXX") == 0));
bool do_preprocess_rules = lang_is_c_or_cxx &&
this->LocalGenerator->GetCreatePreprocessedSourceRules();
bool do_assembly_rules = lang_is_c_or_cxx &&
this->LocalGenerator->GetCreateAssemblySourceRules();
if(do_preprocess_rules || do_assembly_rules)
{
std::vector<std::string> force_depends;
force_depends.push_back("cmake_force");
std::string::size_type dot_pos = relativeObj.rfind(".");
std::string relativeObjBase = relativeObj.substr(0, dot_pos);
dot_pos = obj.rfind(".");
std::string objBase = obj.substr(0, dot_pos);
if(do_preprocess_rules)
{
commands.clear();
std::string relativeObjI = relativeObjBase + ".i";
std::string objI = objBase + ".i";
std::string preprocessEcho = "Preprocessing ";
preprocessEcho += lang;
preprocessEcho += " source to ";
preprocessEcho += objI;
this->LocalGenerator->AppendEcho(
commands, preprocessEcho.c_str(),
cmLocalUnixMakefileGenerator3::EchoBuild
);
std::string preprocessRuleVar = "CMAKE_";
preprocessRuleVar += lang;
preprocessRuleVar += "_CREATE_PREPROCESSED_SOURCE";
if(const char* preprocessRule =
this->Makefile->GetDefinition(preprocessRuleVar.c_str()))
{
std::vector<std::string> preprocessCommands;
cmSystemTools::ExpandListArgument(preprocessRule, preprocessCommands);
std::string shellObjI =
this->Convert(objI.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL).c_str();
vars.PreprocessedSource = shellObjI.c_str();
// Expand placeholders in the commands.
for(std::vector<std::string>::iterator i = preprocessCommands.begin();
i != preprocessCommands.end(); ++i)
{
this->LocalGenerator->ExpandRuleVariables(*i, vars);
}
this->LocalGenerator->CreateCDCommand
(preprocessCommands,
this->Makefile->GetStartOutputDirectory(),
cmLocalGenerator::HOME_OUTPUT);
commands.insert(commands.end(),
preprocessCommands.begin(),
preprocessCommands.end());
}
else
{
std::string cmd = "$(CMAKE_COMMAND) -E cmake_unimplemented_variable ";
cmd += preprocessRuleVar;
commands.push_back(cmd);
}
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
relativeObjI.c_str(),
force_depends, commands, false);
}
if(do_assembly_rules)
{
commands.clear();
std::string relativeObjS = relativeObjBase + ".s";
std::string objS = objBase + ".s";
std::string assemblyEcho = "Compiling ";
assemblyEcho += lang;
assemblyEcho += " source to assembly ";
assemblyEcho += objS;
this->LocalGenerator->AppendEcho(
commands, assemblyEcho.c_str(),
cmLocalUnixMakefileGenerator3::EchoBuild
);
std::string assemblyRuleVar = "CMAKE_";
assemblyRuleVar += lang;
assemblyRuleVar += "_CREATE_ASSEMBLY_SOURCE";
if(const char* assemblyRule =
this->Makefile->GetDefinition(assemblyRuleVar.c_str()))
{
std::vector<std::string> assemblyCommands;
cmSystemTools::ExpandListArgument(assemblyRule, assemblyCommands);
std::string shellObjS =
this->Convert(objS.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL).c_str();
vars.AssemblySource = shellObjS.c_str();
// Expand placeholders in the commands.
for(std::vector<std::string>::iterator i = assemblyCommands.begin();
i != assemblyCommands.end(); ++i)
{
this->LocalGenerator->ExpandRuleVariables(*i, vars);
}
this->LocalGenerator->CreateCDCommand
(assemblyCommands,
this->Makefile->GetStartOutputDirectory(),
cmLocalGenerator::HOME_OUTPUT);
commands.insert(commands.end(),
assemblyCommands.begin(),
assemblyCommands.end());
}
else
{
std::string cmd = "$(CMAKE_COMMAND) -E cmake_unimplemented_variable ";
cmd += assemblyRuleVar;
commands.push_back(cmd);
}
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
relativeObjS.c_str(),
force_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(),
cmLocalGenerator::HOME_OUTPUT);
// 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);
// Store multiple output pairs in the depend info file.
if(!this->MultipleOutputPairs.empty())
{
*this->InfoFileStream
<< "\n"
<< "# Pairs of files generated by the same build rule.\n"
<< "SET(CMAKE_MULTIPLE_OUTPUT_PAIRS\n";
for(MultipleOutputPairsType::const_iterator pi =
this->MultipleOutputPairs.begin();
pi != this->MultipleOutputPairs.end(); ++pi)
{
*this->InfoFileStream
<< " " << this->LocalGenerator->EscapeForCMake(pi->first.c_str())
<< " " << this->LocalGenerator->EscapeForCMake(pi->second.c_str())
<< "\n";
}
*this->InfoFileStream << " )\n\n";
}
// Store list of targets linked directly or transitively.
{
*this->InfoFileStream
<< "\n"
<< "# Targets to which this target links.\n"
<< "SET(CMAKE_TARGET_LINKED_INFO_FILES\n";
std::set<cmTarget const*> emitted;
const char* cfg = this->LocalGenerator->ConfigurationName.c_str();
if(cmComputeLinkInformation* cli = this->Target->GetLinkInformation(cfg))
{
cmComputeLinkInformation::ItemVector const& items = cli->GetItems();
for(cmComputeLinkInformation::ItemVector::const_iterator
i = items.begin(); i != items.end(); ++i)
{
cmTarget const* linkee = i->Target;
if(linkee && !linkee->IsImported() && emitted.insert(linkee).second)
{
cmMakefile* mf = linkee->GetMakefile();
cmLocalGenerator* lg = mf->GetLocalGenerator();
std::string di = mf->GetStartOutputDirectory();
di += "/";
di += lg->GetTargetDirectory(*linkee);
di += "/DependInfo.cmake";
*this->InfoFileStream << " \"" << di << "\"\n";
}
}
}
*this->InfoFileStream
<< " )\n";
}
// Check for a target-specific module output directory.
if(const char* mdir = this->GetFortranModuleDirectory())
{
*this->InfoFileStream
<< "\n"
<< "# Fortran module output directory.\n"
<< "SET(CMAKE_Fortran_TARGET_MODULE_DIR \"" << mdir << "\")\n";
}
// 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";
// 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.
#if !defined(_WIN32) || defined(__CYGWIN__)
// This platform supports symlinks, so cmSystemTools will translate
// paths. Make sure PWD is set to the original name of the home
// output directory to help cmSystemTools to create the same
// translation table for the dependency scanning process.
depCmd << "cd "
<< (this->LocalGenerator->Convert(
this->Makefile->GetHomeOutputDirectory(),
cmLocalGenerator::FULL, cmLocalGenerator::SHELL))
<< " && ";
#endif
// Generate a call this signature:
//
// cmake -E cmake_depends <generator>
// <home-src-dir> <start-src-dir>
// <home-out-dir> <start-out-dir>
// <dep-info> --color=$(COLOR)
//
// This gives the dependency scanner enough information to recreate
// the state of our local generator sufficiently for its needs.
depCmd << "$(CMAKE_COMMAND) -E cmake_depends \""
<< this->GlobalGenerator->GetName() << "\" "
<< this->Convert(this->Makefile->GetHomeDirectory(),
cmLocalGenerator::FULL, cmLocalGenerator::SHELL)
<< " "
<< this->Convert(this->Makefile->GetStartDirectory(),
cmLocalGenerator::FULL, cmLocalGenerator::SHELL)
<< " "
<< this->Convert(this->Makefile->GetHomeOutputDirectory(),
cmLocalGenerator::FULL, cmLocalGenerator::SHELL)
<< " "
<< this->Convert(this->Makefile->GetStartOutputDirectory(),
cmLocalGenerator::FULL, cmLocalGenerator::SHELL)
<< " "
<< this->Convert(this->InfoFileNameFull.c_str(),
cmLocalGenerator::FULL, cmLocalGenerator::SHELL);
if(this->LocalGenerator->GetColorMakefile())
{
depCmd << " --color=$(COLOR)";
}
commands.push_back(depCmd.str());
// Make sure all custom command outputs in this target are built.
if(this->CustomCommandDriver == OnDepends)
{
this->DriveCustomCommands(depends);
}
// Write the rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
depTarget.c_str(),
depends, commands, true);
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::DriveCustomCommands(std::vector<std::string>& depends)
{
// Depend on all custom command outputs.
const std::vector<cmSourceFile*>& sources =
this->Target->GetSourceFiles();
for(std::vector<cmSourceFile*>::const_iterator source = sources.begin();
source != sources.end(); ++source)
{
if(cmCustomCommand* cc = (*source)->GetCustomCommand())
{
const std::vector<std::string>& outputs = cc->GetOutputs();
for(std::vector<std::string>::const_iterator o = outputs.begin();
o != outputs.end(); ++o)
{
depends.push_back(*o);
}
}
}
}
//----------------------------------------------------------------------------
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
::GenerateCustomRuleFile(const cmCustomCommand& cc)
{
// Collect the commands.
std::vector<std::string> commands;
std::string comment = this->LocalGenerator->ConstructComment(cc);
if(!comment.empty())
{
// add in a progress call if needed
this->AppendProgress(commands);
if(!this->NoRuleMessages)
{
this->LocalGenerator
->AppendEcho(commands, comment.c_str(),
cmLocalUnixMakefileGenerator3::EchoGenerate);
}
}
// Now append the actual user-specified commands.
cmOStringStream content;
this->LocalGenerator->AppendCustomCommand(commands, cc, this->Target, false,
cmLocalGenerator::HOME_OUTPUT,
&content);
// Collect the dependencies.
std::vector<std::string> depends;
this->LocalGenerator->AppendCustomDepend(depends, cc);
// Check whether we need to bother checking for a symbolic output.
bool need_symbolic = this->GlobalGenerator->GetNeedSymbolicMark();
// Write the rule.
const std::vector<std::string>& outputs = cc.GetOutputs();
std::vector<std::string>::const_iterator o = outputs.begin();
{
bool symbolic = false;
if(need_symbolic)
{
if(cmSourceFile* sf = this->Makefile->GetSource(o->c_str()))
{
symbolic = sf->GetPropertyAsBool("SYMBOLIC");
}
}
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
o->c_str(), depends, commands,
symbolic);
// If the rule has changed make sure the output is rebuilt.
if(!symbolic)
{
this->GlobalGenerator->AddRuleHash(cc.GetOutputs(), content.str());
}
}
// Write rules to drive building any outputs beyond the first.
const char* in = o->c_str();
for(++o; o != outputs.end(); ++o)
{
bool symbolic = false;
if(need_symbolic)
{
if(cmSourceFile* sf = this->Makefile->GetSource(o->c_str()))
{
symbolic = sf->GetPropertyAsBool("SYMBOLIC");
}
}
this->GenerateExtraOutput(o->c_str(), in, symbolic);
}
// Setup implicit dependency scanning.
for(cmCustomCommand::ImplicitDependsList::const_iterator
idi = cc.GetImplicitDepends().begin();
idi != cc.GetImplicitDepends().end(); ++idi)
{
std::string objFullPath =
this->Convert(outputs[0].c_str(), cmLocalGenerator::FULL);
std::string srcFullPath =
this->Convert(idi->second.c_str(), cmLocalGenerator::FULL);
this->LocalGenerator->
AddImplicitDepends(*this->Target, idi->first.c_str(),
objFullPath.c_str(),
srcFullPath.c_str());
}
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::GenerateExtraOutput(const char* out, const char* in, bool symbolic)
{
// Add a rule to build the primary output if the extra output needs
// to be created.
std::vector<std::string> commands;
std::vector<std::string> depends;
std::string emptyCommand = this->GlobalGenerator->GetEmptyRuleHackCommand();
if(!emptyCommand.empty())
{
commands.push_back(emptyCommand);
}
depends.push_back(in);
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
out, depends, commands,
symbolic);
// Register the extra output as paired with the first output so that
// the check-build-system step will remove the primary output if any
// extra outputs are missing. This forces the rule to regenerate
// all outputs.
this->AddMultipleOutputPair(out, in);
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator::AppendProgress(std::vector<std::string>& commands)
{
this->NumberOfProgressActions++;
if(this->NoRuleMessages)
{
return;
}
std::string progressDir = this->Makefile->GetHomeOutputDirectory();
progressDir += cmake::GetCMakeFilesDirectory();
cmOStringStream progCmd;
progCmd << "$(CMAKE_COMMAND) -E cmake_progress_report ";
progCmd << this->LocalGenerator->Convert(progressDir.c_str(),
cmLocalGenerator::FULL,
cmLocalGenerator::SHELL);
progCmd << " $(CMAKE_PROGRESS_" << this->NumberOfProgressActions << ")";
commands.push_back(progCmd.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)
{
*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";
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::WriteObjectsString(std::string& buildObjs)
{
std::vector<std::string> objStrings;
this->WriteObjectsStrings(objStrings);
buildObjs = objStrings[0];
}
//----------------------------------------------------------------------------
class cmMakefileTargetGeneratorObjectStrings
{
public:
cmMakefileTargetGeneratorObjectStrings(std::vector<std::string>& strings,
cmMakefile* mf,
cmLocalUnixMakefileGenerator3* lg,
std::string::size_type limit):
Strings(strings), Makefile(mf), LocalGenerator(lg), LengthLimit(limit)
{
this->Space = "";
}
void Feed(std::string const& obj)
{
// Construct the name of the next object.
this->NextObject =
this->LocalGenerator->Convert(obj.c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::RESPONSE);
// Roll over to next string if the limit will be exceeded.
if(this->LengthLimit != std::string::npos &&
(this->CurrentString.length() + 1 + this->NextObject.length()
> this->LengthLimit))
{
this->Strings.push_back(this->CurrentString);
this->CurrentString = "";
this->Space = "";
}
// Separate from previous object.
this->CurrentString += this->Space;
this->Space = " ";
// Append this object.
this->CurrentString += this->NextObject;
}
void Done()
{
this->Strings.push_back(this->CurrentString);
}
private:
std::vector<std::string>& Strings;
cmMakefile* Makefile;
cmLocalUnixMakefileGenerator3* LocalGenerator;
std::string::size_type LengthLimit;
std::string CurrentString;
std::string NextObject;
const char* Space;
};
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::WriteObjectsStrings(std::vector<std::string>& objStrings,
std::string::size_type limit)
{
cmMakefileTargetGeneratorObjectStrings
helper(objStrings, this->Makefile, this->LocalGenerator, limit);
for(std::vector<std::string>::const_iterator i = this->Objects.begin();
i != this->Objects.end(); ++i)
{
helper.Feed(*i);
}
for(std::vector<std::string>::const_iterator i =
this->ExternalObjects.begin();
i != this->ExternalObjects.end(); ++i)
{
helper.Feed(*i);
}
helper.Done();
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::WriteTargetDriverRule(const char* main_output,
bool relink)
{
// Compute the name of the driver target.
std::string dir =
this->LocalGenerator->GetRelativeTargetDirectory(*this->Target);
std::string buildTargetRuleName = dir;
buildTargetRuleName += relink?"/preinstall":"/build";
buildTargetRuleName = this->Convert(buildTargetRuleName.c_str(),
cmLocalGenerator::HOME_OUTPUT,
cmLocalGenerator::UNCHANGED);
// Build the list of target outputs to drive.
std::vector<std::string> depends;
if(main_output)
{
depends.push_back(main_output);
}
const char* comment = 0;
if(relink)
{
// Setup the comment for the preinstall driver.
comment = "Rule to relink during preinstall.";
}
else
{
// Setup the comment for the main build driver.
comment = "Rule to build all files generated by this target.";
// Make sure all custom command outputs in this target are built.
if(this->CustomCommandDriver == OnBuild)
{
this->DriveCustomCommands(depends);
}
// Make sure the extra files are built.
for(std::set<cmStdString>::const_iterator i = this->ExtraFiles.begin();
i != this->ExtraFiles.end(); ++i)
{
depends.push_back(*i);
}
}
// Write the driver rule.
std::vector<std::string> no_commands;
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, comment,
buildTargetRuleName.c_str(),
depends, no_commands, true);
}
//----------------------------------------------------------------------------
std::string cmMakefileTargetGenerator::GetFrameworkFlags()
{
if(!this->Makefile->IsOn("APPLE"))
{
return std::string();
}
std::set<cmStdString> emitted;
#ifdef __APPLE__ /* don't insert this when crosscompiling e.g. to iphone */
emitted.insert("/System/Library/Frameworks");
#endif
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(this->Target->NameResolvesToFramework(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->Convert(i->c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::SHELL, true);
flags += " ";
}
}
return flags;
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator
::AppendTargetDepends(std::vector<std::string>& depends)
{
// Static libraries never depend on anything for linking.
if(this->Target->GetType() == cmTarget::STATIC_LIBRARY)
{
return;
}
// Loop over all library dependencies.
const char* cfg = this->LocalGenerator->ConfigurationName.c_str();
if(cmComputeLinkInformation* cli = this->Target->GetLinkInformation(cfg))
{
std::vector<std::string> const& libDeps = cli->GetDepends();
for(std::vector<std::string>::const_iterator j = libDeps.begin();
j != libDeps.end(); ++j)
{
depends.push_back(*j);
}
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator
::AppendLinkDepends(std::vector<std::string>& depends)
{
// Add dependencies on the compiled 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;
depends.push_back(objTarget);
}
// 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());
// Add dependencies on the external object files.
for(std::vector<std::string>::const_iterator obj
= this->ExternalObjects.begin();
obj != this->ExternalObjects.end(); ++obj)
{
depends.push_back(*obj);
}
// Add user-specified dependencies.
if(const char* linkDepends =
this->Target->GetProperty("LINK_DEPENDS"))
{
cmSystemTools::ExpandListArgument(linkDepends, depends);
}
}
//----------------------------------------------------------------------------
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(), "");
}
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::AddMultipleOutputPair(const char* depender, const char* dependee)
{
MultipleOutputPairsType::value_type p(depender, dependee);
this->MultipleOutputPairs.insert(p);
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::CreateLinkScript(const char* name,
std::vector<std::string> const& link_commands,
std::vector<std::string>& makefile_commands,
std::vector<std::string>& makefile_depends)
{
// Create the link script file.
std::string linkScriptName = this->TargetBuildDirectoryFull;
linkScriptName += "/";
linkScriptName += name;
cmGeneratedFileStream linkScriptStream(linkScriptName.c_str());
linkScriptStream.SetCopyIfDifferent(true);
for(std::vector<std::string>::const_iterator cmd = link_commands.begin();
cmd != link_commands.end(); ++cmd)
{
// Do not write out empty commands or commands beginning in the
// shell no-op ":".
if(!cmd->empty() && (*cmd)[0] != ':')
{
linkScriptStream << *cmd << "\n";
}
}
// Create the makefile command to invoke the link script.
std::string link_command = "$(CMAKE_COMMAND) -E cmake_link_script ";
link_command += this->Convert(linkScriptName.c_str(),
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::SHELL);
link_command += " --verbose=$(VERBOSE)";
makefile_commands.push_back(link_command);
makefile_depends.push_back(linkScriptName);
}
//----------------------------------------------------------------------------
std::string
cmMakefileTargetGenerator
::CreateResponseFile(const char* name, std::string const& options,
std::vector<std::string>& makefile_depends)
{
// Create the response file.
std::string responseFileNameFull = this->TargetBuildDirectoryFull;
responseFileNameFull += "/";
responseFileNameFull += name;
cmGeneratedFileStream responseStream(responseFileNameFull.c_str());
responseStream.SetCopyIfDifferent(true);
responseStream << options << "\n";
// Add a dependency so the target will rebuild when the set of
// objects changes.
makefile_depends.push_back(responseFileNameFull);
// Construct the name to be used on the command line.
std::string responseFileName = this->TargetBuildDirectory;
responseFileName += "/";
responseFileName += name;
return responseFileName;
}
//----------------------------------------------------------------------------
void
cmMakefileTargetGenerator
::CreateObjectLists(bool useLinkScript, bool useArchiveRules,
bool useResponseFile, std::string& buildObjs,
std::vector<std::string>& makefile_depends)
{
std::string variableName;
std::string variableNameExternal;
this->WriteObjectsVariable(variableName, variableNameExternal);
if(useResponseFile)
{
// MSVC response files cannot exceed 128K.
std::string::size_type const responseFileLimit = 131000;
// Construct the individual object list strings.
std::vector<std::string> object_strings;
this->WriteObjectsStrings(object_strings, responseFileLimit);
// Lookup the response file reference flag.
std::string responseFlagVar = "CMAKE_";
responseFlagVar += this->Target->GetLinkerLanguage(this->ConfigName);
responseFlagVar += "_RESPONSE_FILE_LINK_FLAG";
const char* responseFlag =
this->Makefile->GetDefinition(responseFlagVar.c_str());
if(!responseFlag)
{
responseFlag = "@";
}
// Write a response file for each string.
const char* sep = "";
for(unsigned int i = 0; i < object_strings.size(); ++i)
{
// Number the response files.
char rsp[32];
sprintf(rsp, "objects%u.rsp", i+1);
// Create this response file.
std::string objects_rsp =
this->CreateResponseFile(rsp, object_strings[i], makefile_depends);
// Separate from previous response file references.
buildObjs += sep;
sep = " ";
// Reference the response file.
buildObjs += responseFlag;
buildObjs += this->Convert(objects_rsp.c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL);
}
}
else if(useLinkScript)
{
if(!useArchiveRules)
{
this->WriteObjectsString(buildObjs);
}
}
else
{
buildObjs = "$(";
buildObjs += variableName;
buildObjs += ") $(";
buildObjs += variableNameExternal;
buildObjs += ")";
}
}
//----------------------------------------------------------------------------
const char* cmMakefileTargetGenerator::GetFortranModuleDirectory()
{
// Compute the module directory.
if(!this->FortranModuleDirectoryComputed)
{
const char* target_mod_dir =
this->Target->GetProperty("Fortran_MODULE_DIRECTORY");
const char* moddir_flag =
this->Makefile->GetDefinition("CMAKE_Fortran_MODDIR_FLAG");
if(target_mod_dir && moddir_flag)
{
// Compute the full path to the module directory.
if(cmSystemTools::FileIsFullPath(target_mod_dir))
{
// Already a full path.
this->FortranModuleDirectory = target_mod_dir;
}
else
{
// Interpret relative to the current output directory.
this->FortranModuleDirectory =
this->Makefile->GetCurrentOutputDirectory();
this->FortranModuleDirectory += "/";
this->FortranModuleDirectory += target_mod_dir;
}
// Make sure the module output directory exists.
cmSystemTools::MakeDirectory(this->FortranModuleDirectory.c_str());
}
this->FortranModuleDirectoryComputed = true;
}
// Return the computed directory.
if(this->FortranModuleDirectory.empty())
{
return 0;
}
else
{
return this->FortranModuleDirectory.c_str();
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::AddFortranFlags(std::string& flags)
{
// Add a module output directory flag if necessary.
if(const char* mod_dir = this->GetFortranModuleDirectory())
{
const char* moddir_flag =
this->Makefile->GetRequiredDefinition("CMAKE_Fortran_MODDIR_FLAG");
std::string modflag = moddir_flag;
modflag += this->Convert(mod_dir,
cmLocalGenerator::START_OUTPUT,
cmLocalGenerator::SHELL);
this->LocalGenerator->AppendFlags(flags, modflag.c_str());
}
// If there is a separate module path flag then duplicate the
// include path with it. This compiler does not search the include
// path for modules.
if(const char* modpath_flag =
this->Makefile->GetDefinition("CMAKE_Fortran_MODPATH_FLAG"))
{
std::vector<std::string> includes;
this->LocalGenerator->GetIncludeDirectories(includes);
for(std::vector<std::string>::const_iterator idi = includes.begin();
idi != includes.end(); ++idi)
{
std::string flg = modpath_flag;
flg += this->Convert(idi->c_str(),
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL);
this->LocalGenerator->AppendFlags(flags, flg.c_str());
}
}
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::AddModuleDefinitionFlag(std::string& flags)
{
if(this->ModuleDefinitionFile.empty())
{
return;
}
// TODO: Create a per-language flag variable.
const char* defFileFlag =
this->Makefile->GetDefinition("CMAKE_LINK_DEF_FILE_FLAG");
if(!defFileFlag)
{
return;
}
// Append the flag and value. Use ConvertToLinkReference to help
// vs6's "cl -link" pass it to the linker.
std::string flag = defFileFlag;
flag += (this->LocalGenerator->ConvertToLinkReference(
this->ModuleDefinitionFile.c_str()));
this->LocalGenerator->AppendFlags(flags, flag.c_str());
}
//----------------------------------------------------------------------------
const char* cmMakefileTargetGenerator::GetFeature(const char* feature)
{
return this->Target->GetFeature(feature, this->ConfigName);
}
//----------------------------------------------------------------------------
bool cmMakefileTargetGenerator::GetFeatureAsBool(const char* feature)
{
return cmSystemTools::IsOn(this->GetFeature(feature));
}
//----------------------------------------------------------------------------
void cmMakefileTargetGenerator::AddFeatureFlags(
std::string& flags, const char* lang
)
{
// Add language-specific flags.
this->LocalGenerator->AddLanguageFlags(flags, lang, this->ConfigName);
if(this->GetFeatureAsBool("INTERPROCEDURAL_OPTIMIZATION"))
{
this->LocalGenerator->AppendFeatureOptions(flags, lang, "IPO");
}
}