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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmMakefileExecutableTargetGenerator.h"
#include <set>
#include <sstream>
#include <string>
#include <utility>
#include <vector>
#include <cm/memory>
#include <cmext/algorithm>
#include "cmGeneratedFileStream.h"
#include "cmGeneratorTarget.h"
#include "cmGlobalUnixMakefileGenerator3.h"
#include "cmLinkLineComputer.h"
#include "cmLinkLineDeviceComputer.h"
#include "cmLocalGenerator.h"
#include "cmLocalUnixMakefileGenerator3.h"
#include "cmMakefile.h"
#include "cmOSXBundleGenerator.h"
#include "cmOutputConverter.h"
#include "cmProperty.h"
#include "cmRulePlaceholderExpander.h"
#include "cmState.h"
#include "cmStateDirectory.h"
#include "cmStateSnapshot.h"
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
cmMakefileExecutableTargetGenerator::cmMakefileExecutableTargetGenerator(
cmGeneratorTarget* target)
: cmMakefileTargetGenerator(target)
{
this->CustomCommandDriver = OnDepends;
this->TargetNames =
this->GeneratorTarget->GetExecutableNames(this->GetConfigName());
this->OSXBundleGenerator = cm::make_unique<cmOSXBundleGenerator>(target);
this->OSXBundleGenerator->SetMacContentFolders(&this->MacContentFolders);
}
cmMakefileExecutableTargetGenerator::~cmMakefileExecutableTargetGenerator() =
default;
void cmMakefileExecutableTargetGenerator::WriteRuleFiles()
{
// create the build.make file and directory, put in the common blocks
this->CreateRuleFile();
// write rules used to help build object files
this->WriteCommonCodeRules();
// write the per-target per-language flags
this->WriteTargetLanguageFlags();
// write in rules for object files and custom commands
this->WriteTargetBuildRules();
// write the device link rules
this->WriteDeviceExecutableRule(false);
// write the link rules
this->WriteExecutableRule(false);
if (this->GeneratorTarget->NeedRelinkBeforeInstall(this->GetConfigName())) {
// Write rules to link an installable version of the target.
this->WriteExecutableRule(true);
}
// 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();
}
void cmMakefileExecutableTargetGenerator::WriteDeviceExecutableRule(
bool relink)
{
#ifndef CMAKE_BOOTSTRAP
const bool requiresDeviceLinking = requireDeviceLinking(
*this->GeneratorTarget, *this->LocalGenerator, this->GetConfigName());
if (!requiresDeviceLinking) {
return;
}
std::vector<std::string> commands;
// Get the name of the device object to generate.
std::string const& objExt =
this->Makefile->GetSafeDefinition("CMAKE_CUDA_OUTPUT_EXTENSION");
std::string const targetOutput =
this->GeneratorTarget->ObjectDirectory + "cmake_device_link" + objExt;
this->DeviceLinkObject = targetOutput;
this->NumberOfProgressActions++;
if (!this->NoRuleMessages) {
cmLocalUnixMakefileGenerator3::EchoProgress progress;
this->MakeEchoProgress(progress);
// Add the link message.
std::string buildEcho = cmStrCat(
"Linking CUDA device code ",
this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(this->DeviceLinkObject),
cmOutputConverter::SHELL));
this->LocalGenerator->AppendEcho(
commands, buildEcho, cmLocalUnixMakefileGenerator3::EchoLink, &progress);
}
if (this->Makefile->GetSafeDefinition("CMAKE_CUDA_COMPILER_ID") == "Clang") {
this->WriteDeviceLinkRule(commands, targetOutput);
} else {
this->WriteNvidiaDeviceExecutableRule(relink, commands, targetOutput);
}
// Write the main driver rule to build everything in this target.
this->WriteTargetDriverRule(targetOutput, relink);
#else
static_cast<void>(relink);
#endif
}
void cmMakefileExecutableTargetGenerator::WriteNvidiaDeviceExecutableRule(
bool relink, std::vector<std::string>& commands,
const std::string& targetOutput)
{
const std::string linkLanguage = "CUDA";
// Build list of dependencies.
std::vector<std::string> depends;
this->AppendLinkDepends(depends, linkLanguage);
// Build a list of compiler flags and linker flags.
std::string langFlags;
std::string linkFlags;
// Add language feature flags.
this->LocalGenerator->AddLanguageFlagsForLinking(
langFlags, this->GeneratorTarget, linkLanguage, this->GetConfigName());
// Add device-specific linker flags.
this->GetDeviceLinkFlags(linkFlags, linkLanguage);
// Construct a list of files associated with this executable that
// may need to be cleaned.
std::vector<std::string> exeCleanFiles;
exeCleanFiles.push_back(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetOutput));
// Determine whether a link script will be used.
bool useLinkScript = this->GlobalGenerator->GetUseLinkScript();
// Construct the main link rule.
std::vector<std::string> real_link_commands;
const std::string linkRuleVar = "CMAKE_CUDA_DEVICE_LINK_EXECUTABLE";
const std::string linkRule = this->GetLinkRule(linkRuleVar);
std::vector<std::string> commands1;
cmExpandList(linkRule, real_link_commands);
bool useResponseFileForObjects =
this->CheckUseResponseFileForObjects(linkLanguage);
bool const useResponseFileForLibs =
this->CheckUseResponseFileForLibraries(linkLanguage);
// Expand the rule variables.
{
bool useWatcomQuote =
this->Makefile->IsOn(linkRuleVar + "_USE_WATCOM_QUOTE");
// Set path conversion for link script shells.
this->LocalGenerator->SetLinkScriptShell(useLinkScript);
std::unique_ptr<cmLinkLineComputer> linkLineComputer(
new cmLinkLineDeviceComputer(
this->LocalGenerator,
this->LocalGenerator->GetStateSnapshot().GetDirectory()));
linkLineComputer->SetForResponse(useResponseFileForLibs);
linkLineComputer->SetUseWatcomQuote(useWatcomQuote);
linkLineComputer->SetRelink(relink);
// Collect up flags to link in needed libraries.
std::string linkLibs;
this->CreateLinkLibs(linkLineComputer.get(), linkLibs,
useResponseFileForLibs, depends);
// Construct object file lists that may be needed to expand the
// rule.
std::string buildObjs;
this->CreateObjectLists(useLinkScript, false, useResponseFileForObjects,
buildObjs, depends, useWatcomQuote);
std::string const& aixExports = this->GetAIXExports(this->GetConfigName());
cmRulePlaceholderExpander::RuleVariables vars;
std::string objectDir = this->GeneratorTarget->GetSupportDirectory();
objectDir = this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(objectDir),
cmOutputConverter::SHELL);
cmOutputConverter::OutputFormat output = (useWatcomQuote)
? cmOutputConverter::WATCOMQUOTE
: cmOutputConverter::SHELL;
std::string target = this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetOutput), output);
std::string targetFullPathCompilePDB =
this->ComputeTargetCompilePDB(this->GetConfigName());
std::string targetOutPathCompilePDB =
this->LocalGenerator->ConvertToOutputFormat(targetFullPathCompilePDB,
cmOutputConverter::SHELL);
vars.Language = linkLanguage.c_str();
vars.AIXExports = aixExports.c_str();
vars.Objects = buildObjs.c_str();
vars.ObjectDir = objectDir.c_str();
vars.Target = target.c_str();
vars.LinkLibraries = linkLibs.c_str();
vars.LanguageCompileFlags = langFlags.c_str();
vars.LinkFlags = linkFlags.c_str();
vars.TargetCompilePDB = targetOutPathCompilePDB.c_str();
std::string launcher;
cmProp val = this->LocalGenerator->GetRuleLauncher(this->GeneratorTarget,
"RULE_LAUNCH_LINK");
if (cmNonempty(val)) {
launcher = cmStrCat(*val, ' ');
}
std::unique_ptr<cmRulePlaceholderExpander> rulePlaceholderExpander(
this->LocalGenerator->CreateRulePlaceholderExpander());
// Expand placeholders in the commands.
rulePlaceholderExpander->SetTargetImpLib(targetOutput);
for (std::string& real_link_command : real_link_commands) {
real_link_command = cmStrCat(launcher, real_link_command);
rulePlaceholderExpander->ExpandRuleVariables(this->LocalGenerator,
real_link_command, vars);
}
// Restore path conversion to normal shells.
this->LocalGenerator->SetLinkScriptShell(false);
}
// Optionally convert the build rule to use a script to avoid long
// command lines in the make shell.
if (useLinkScript) {
// Use a link script.
const char* name = (relink ? "drelink.txt" : "dlink.txt");
this->CreateLinkScript(name, real_link_commands, commands1, depends);
} else {
// No link script. Just use the link rule directly.
commands1 = real_link_commands;
}
this->LocalGenerator->CreateCDCommand(
commands1, this->Makefile->GetCurrentBinaryDirectory(),
this->LocalGenerator->GetBinaryDirectory());
cm::append(commands, commands1);
commands1.clear();
// Write the build rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, nullptr,
targetOutput, depends, commands, false);
// Clean all the possible executable names and symlinks.
this->CleanFiles.insert(exeCleanFiles.begin(), exeCleanFiles.end());
}
void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
{
std::vector<std::string> commands;
// Get the name of the executable to generate.
cmGeneratorTarget::Names targetNames =
this->GeneratorTarget->GetExecutableNames(this->GetConfigName());
// Construct the full path version of the names.
std::string outpath =
this->GeneratorTarget->GetDirectory(this->GetConfigName());
if (this->GeneratorTarget->IsAppBundleOnApple()) {
this->OSXBundleGenerator->CreateAppBundle(targetNames.Output, outpath,
this->GetConfigName());
}
outpath += '/';
std::string outpathImp;
if (relink) {
outpath = cmStrCat(this->Makefile->GetCurrentBinaryDirectory(),
"/CMakeFiles/CMakeRelink.dir");
cmSystemTools::MakeDirectory(outpath);
outpath += '/';
if (!targetNames.ImportLibrary.empty()) {
outpathImp = outpath;
}
} else {
cmSystemTools::MakeDirectory(outpath);
if (!targetNames.ImportLibrary.empty()) {
outpathImp = this->GeneratorTarget->GetDirectory(
this->GetConfigName(), cmStateEnums::ImportLibraryArtifact);
cmSystemTools::MakeDirectory(outpathImp);
outpathImp += '/';
}
}
std::string compilePdbOutputPath =
this->GeneratorTarget->GetCompilePDBDirectory(this->GetConfigName());
cmSystemTools::MakeDirectory(compilePdbOutputPath);
std::string pdbOutputPath =
this->GeneratorTarget->GetPDBDirectory(this->GetConfigName());
cmSystemTools::MakeDirectory(pdbOutputPath);
pdbOutputPath += '/';
std::string targetFullPath = outpath + targetNames.Output;
std::string targetFullPathReal = outpath + targetNames.Real;
std::string targetFullPathPDB = pdbOutputPath + targetNames.PDB;
std::string targetFullPathImport = outpathImp + targetNames.ImportLibrary;
std::string targetOutPathPDB = this->LocalGenerator->ConvertToOutputFormat(
targetFullPathPDB, cmOutputConverter::SHELL);
// Convert to the output path to use in constructing commands.
std::string targetOutPath = this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPath),
cmOutputConverter::SHELL);
std::string targetOutPathReal = this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPathReal),
cmOutputConverter::SHELL);
std::string targetOutPathImport =
this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPathImport),
cmOutputConverter::SHELL);
// Get the language to use for linking this executable.
std::string linkLanguage =
this->GeneratorTarget->GetLinkerLanguage(this->GetConfigName());
// Make sure we have a link language.
if (linkLanguage.empty()) {
cmSystemTools::Error("Cannot determine link language for target \"" +
this->GeneratorTarget->GetName() + "\".");
return;
}
// Build list of dependencies.
std::vector<std::string> depends;
this->AppendLinkDepends(depends, linkLanguage);
if (!this->DeviceLinkObject.empty()) {
depends.push_back(this->DeviceLinkObject);
}
this->NumberOfProgressActions++;
if (!this->NoRuleMessages) {
cmLocalUnixMakefileGenerator3::EchoProgress progress;
this->MakeEchoProgress(progress);
// Add the link message.
std::string buildEcho =
cmStrCat("Linking ", linkLanguage, " executable ", targetOutPath);
this->LocalGenerator->AppendEcho(
commands, buildEcho, cmLocalUnixMakefileGenerator3::EchoLink, &progress);
}
// Build a list of compiler flags and linker flags.
std::string flags;
std::string linkFlags;
// Add flags to create an executable.
this->LocalGenerator->AddConfigVariableFlags(
linkFlags, "CMAKE_EXE_LINKER_FLAGS", this->GetConfigName());
if (this->GeneratorTarget->IsWin32Executable(
this->Makefile->GetSafeDefinition("CMAKE_BUILD_TYPE"))) {
this->LocalGenerator->AppendFlags(
linkFlags,
this->Makefile->GetSafeDefinition(
cmStrCat("CMAKE_", linkLanguage, "_CREATE_WIN32_EXE")));
} else {
this->LocalGenerator->AppendFlags(
linkFlags,
this->Makefile->GetSafeDefinition(
cmStrCat("CMAKE_", linkLanguage, "_CREATE_CONSOLE_EXE")));
}
// Add symbol export flags if necessary.
if (this->GeneratorTarget->IsExecutableWithExports()) {
std::string export_flag_var =
cmStrCat("CMAKE_EXE_EXPORTS_", linkLanguage, "_FLAG");
this->LocalGenerator->AppendFlags(
linkFlags, this->Makefile->GetSafeDefinition(export_flag_var));
}
this->LocalGenerator->AppendFlags(linkFlags,
this->LocalGenerator->GetLinkLibsCMP0065(
linkLanguage, *this->GeneratorTarget));
if (this->GeneratorTarget->GetPropertyAsBool("LINK_WHAT_YOU_USE")) {
this->LocalGenerator->AppendFlags(linkFlags, " -Wl,--no-as-needed");
}
// Add language feature flags.
this->LocalGenerator->AddLanguageFlagsForLinking(
flags, this->GeneratorTarget, linkLanguage, this->GetConfigName());
this->LocalGenerator->AddArchitectureFlags(
flags, this->GeneratorTarget, linkLanguage, this->GetConfigName());
// Add target-specific linker flags.
this->GetTargetLinkFlags(linkFlags, linkLanguage);
{
std::unique_ptr<cmLinkLineComputer> linkLineComputer =
this->CreateLinkLineComputer(
this->LocalGenerator,
this->LocalGenerator->GetStateSnapshot().GetDirectory());
this->AddModuleDefinitionFlag(linkLineComputer.get(), linkFlags,
this->GetConfigName());
}
this->LocalGenerator->AppendIPOLinkerFlags(
linkFlags, this->GeneratorTarget, this->GetConfigName(), linkLanguage);
// Construct a list of files associated with this executable that
// may need to be cleaned.
std::vector<std::string> exeCleanFiles;
exeCleanFiles.push_back(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPath));
#ifdef _WIN32
// There may be a manifest file for this target. Add it to the
// clean set just in case.
exeCleanFiles.push_back(this->LocalGenerator->MaybeRelativeToCurBinDir(
targetFullPath + ".manifest"));
#endif
if (this->TargetNames.Real != this->TargetNames.Output) {
exeCleanFiles.push_back(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPathReal));
}
if (!this->TargetNames.ImportLibrary.empty()) {
exeCleanFiles.push_back(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPathImport));
std::string implib;
if (this->GeneratorTarget->GetImplibGNUtoMS(
this->GetConfigName(), targetFullPathImport, implib)) {
exeCleanFiles.push_back(
this->LocalGenerator->MaybeRelativeToCurBinDir(implib));
}
}
// List the PDB for cleaning only when the whole target is
// cleaned. We do not want to delete the .pdb file just before
// linking the target.
this->CleanFiles.insert(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPathPDB));
// Add the pre-build and pre-link rules building but not when relinking.
if (!relink) {
this->LocalGenerator->AppendCustomCommands(
commands, this->GeneratorTarget->GetPreBuildCommands(),
this->GeneratorTarget, this->LocalGenerator->GetBinaryDirectory());
this->LocalGenerator->AppendCustomCommands(
commands, this->GeneratorTarget->GetPreLinkCommands(),
this->GeneratorTarget, this->LocalGenerator->GetBinaryDirectory());
}
// Determine whether a link script will be used.
bool useLinkScript = this->GlobalGenerator->GetUseLinkScript();
// Construct the main link rule.
std::vector<std::string> real_link_commands;
std::string linkRuleVar = this->GeneratorTarget->GetCreateRuleVariable(
linkLanguage, this->GetConfigName());
std::string linkRule = this->GetLinkRule(linkRuleVar);
std::vector<std::string> commands1;
cmExpandList(linkRule, real_link_commands);
if (this->GeneratorTarget->IsExecutableWithExports()) {
// If a separate rule for creating an import library is specified
// add it now.
std::string implibRuleVar =
cmStrCat("CMAKE_", linkLanguage, "_CREATE_IMPORT_LIBRARY");
this->Makefile->GetDefExpandList(implibRuleVar, real_link_commands);
}
bool useResponseFileForObjects =
this->CheckUseResponseFileForObjects(linkLanguage);
bool const useResponseFileForLibs =
this->CheckUseResponseFileForLibraries(linkLanguage);
// Expand the rule variables.
{
bool useWatcomQuote =
this->Makefile->IsOn(linkRuleVar + "_USE_WATCOM_QUOTE");
// Set path conversion for link script shells.
this->LocalGenerator->SetLinkScriptShell(useLinkScript);
std::unique_ptr<cmLinkLineComputer> linkLineComputer =
this->CreateLinkLineComputer(
this->LocalGenerator,
this->LocalGenerator->GetStateSnapshot().GetDirectory());
linkLineComputer->SetForResponse(useResponseFileForLibs);
linkLineComputer->SetUseWatcomQuote(useWatcomQuote);
linkLineComputer->SetRelink(relink);
// Collect up flags to link in needed libraries.
std::string linkLibs;
this->CreateLinkLibs(linkLineComputer.get(), linkLibs,
useResponseFileForLibs, depends);
// Construct object file lists that may be needed to expand the
// rule.
std::string buildObjs;
this->CreateObjectLists(useLinkScript, false, useResponseFileForObjects,
buildObjs, depends, useWatcomQuote);
if (!this->DeviceLinkObject.empty()) {
buildObjs += " " +
this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(
this->DeviceLinkObject),
cmOutputConverter::SHELL);
}
// maybe create .def file from list of objects
this->GenDefFile(real_link_commands);
std::string manifests = this->GetManifests(this->GetConfigName());
cmRulePlaceholderExpander::RuleVariables vars;
vars.CMTargetName = this->GeneratorTarget->GetName().c_str();
vars.CMTargetType =
cmState::GetTargetTypeName(this->GeneratorTarget->GetType()).c_str();
vars.Language = linkLanguage.c_str();
vars.Objects = buildObjs.c_str();
std::string objectDir = this->GeneratorTarget->GetSupportDirectory();
objectDir = this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(objectDir),
cmOutputConverter::SHELL);
vars.ObjectDir = objectDir.c_str();
cmOutputConverter::OutputFormat output = (useWatcomQuote)
? cmOutputConverter::WATCOMQUOTE
: cmOutputConverter::SHELL;
std::string target = this->LocalGenerator->ConvertToOutputFormat(
this->LocalGenerator->MaybeRelativeToCurBinDir(targetFullPathReal),
output);
vars.Target = target.c_str();
vars.TargetPDB = targetOutPathPDB.c_str();
// Setup the target version.
std::string targetVersionMajor;
std::string targetVersionMinor;
{
std::ostringstream majorStream;
std::ostringstream minorStream;
int major;
int minor;
this->GeneratorTarget->GetTargetVersion(major, minor);
majorStream << major;
minorStream << minor;
targetVersionMajor = majorStream.str();
targetVersionMinor = minorStream.str();
}
vars.TargetVersionMajor = targetVersionMajor.c_str();
vars.TargetVersionMinor = targetVersionMinor.c_str();
vars.LinkLibraries = linkLibs.c_str();
vars.Flags = flags.c_str();
vars.LinkFlags = linkFlags.c_str();
vars.Manifests = manifests.c_str();
std::string linkerLauncher =
this->GetLinkerLauncher(this->GetConfigName());
if (cmNonempty(linkerLauncher)) {
vars.Launcher = linkerLauncher.c_str();
}
if (this->GeneratorTarget->GetPropertyAsBool("LINK_WHAT_YOU_USE")) {
std::string cmakeCommand =
cmStrCat(this->LocalGenerator->ConvertToOutputFormat(
cmSystemTools::GetCMakeCommand(), cmLocalGenerator::SHELL),
" -E __run_co_compile --lwyu=", targetOutPathReal);
real_link_commands.push_back(std::move(cmakeCommand));
}
std::string launcher;
cmProp val = this->LocalGenerator->GetRuleLauncher(this->GeneratorTarget,
"RULE_LAUNCH_LINK");
if (cmNonempty(val)) {
launcher = cmStrCat(*val, ' ');
}
std::unique_ptr<cmRulePlaceholderExpander> rulePlaceholderExpander(
this->LocalGenerator->CreateRulePlaceholderExpander());
// Expand placeholders in the commands.
rulePlaceholderExpander->SetTargetImpLib(targetOutPathImport);
for (std::string& real_link_command : real_link_commands) {
real_link_command = cmStrCat(launcher, real_link_command);
rulePlaceholderExpander->ExpandRuleVariables(this->LocalGenerator,
real_link_command, vars);
}
// Restore path conversion to normal shells.
this->LocalGenerator->SetLinkScriptShell(false);
}
// Optionally convert the build rule to use a script to avoid long
// command lines in the make shell.
if (useLinkScript) {
// Use a link script.
const char* name = (relink ? "relink.txt" : "link.txt");
this->CreateLinkScript(name, real_link_commands, commands1, depends);
} else {
// No link script. Just use the link rule directly.
commands1 = real_link_commands;
}
this->LocalGenerator->CreateCDCommand(
commands1, this->Makefile->GetCurrentBinaryDirectory(),
this->LocalGenerator->GetBinaryDirectory());
cm::append(commands, commands1);
commands1.clear();
// Add a rule to create necessary symlinks for the library.
if (targetOutPath != targetOutPathReal) {
std::string symlink =
cmStrCat("$(CMAKE_COMMAND) -E cmake_symlink_executable ",
targetOutPathReal, ' ', targetOutPath);
commands1.push_back(std::move(symlink));
this->LocalGenerator->CreateCDCommand(
commands1, this->Makefile->GetCurrentBinaryDirectory(),
this->LocalGenerator->GetBinaryDirectory());
cm::append(commands, commands1);
commands1.clear();
}
// Add the post-build rules when building but not when relinking.
if (!relink) {
this->LocalGenerator->AppendCustomCommands(
commands, this->GeneratorTarget->GetPostBuildCommands(),
this->GeneratorTarget, this->LocalGenerator->GetBinaryDirectory());
}
// Write the build rule.
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, nullptr,
targetFullPathReal, depends, commands,
false);
// The symlink name for the target should depend on the real target
// so if the target version changes it rebuilds and recreates the
// symlink.
if (targetFullPath != targetFullPathReal) {
depends.clear();
commands.clear();
depends.push_back(targetFullPathReal);
this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, nullptr,
targetFullPath, depends, commands,
false);
}
// Write the main driver rule to build everything in this target.
this->WriteTargetDriverRule(targetFullPath, relink);
// Clean all the possible executable names and symlinks.
this->CleanFiles.insert(exeCleanFiles.begin(), exeCleanFiles.end());
}