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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file LICENSE.rst or https://cmake.org/licensing for details. */
#include "cmFastbuildUtilityTargetGenerator.h"
#include <set>
#include <string>
#include <utility>
#include <vector>
#include <cm/memory>
#include "cmFastbuildTargetGenerator.h"
#include "cmGeneratorTarget.h"
#include "cmGlobalFastbuildGenerator.h"
#include "cmListFileCache.h"
#include "cmMakefile.h"
#include "cmSourceFile.h"
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
#include "cmTarget.h"
#include "cmTargetDepend.h"
cmFastbuildUtilityTargetGenerator::cmFastbuildUtilityTargetGenerator(
cmGeneratorTarget* gt, std::string configParam)
: cmFastbuildTargetGenerator(gt, std::move(configParam))
{
}
void cmFastbuildUtilityTargetGenerator::Generate()
{
if (!this->GetGeneratorTarget()->IsInBuildSystem()) {
return;
}
std::string targetName = GeneratorTarget->GetName();
if (this->GeneratorTarget->GetType() == cmStateEnums::GLOBAL_TARGET) {
targetName = GetGlobalGenerator()->GetTargetName(GeneratorTarget);
}
FastbuildAliasNode fastbuildTarget;
auto const addUtilDepToTarget = [&fastbuildTarget](std::string depName) {
FastbuildTargetDep dep{ depName };
dep.Type = FastbuildTargetDepType::UTIL;
fastbuildTarget.PreBuildDependencies.emplace(std::move(dep));
};
fastbuildTarget.Name = targetName;
fastbuildTarget.BaseName = targetName;
LogMessage("<-------------->");
LogMessage("Generate Utility target: " + targetName);
LogMessage("Config: " + Config);
for (auto const& dep : TargetDirectDependencies) {
LogMessage("Dep: " + dep->GetName());
}
std::vector<std::string> nonImportedUtils;
for (BT<std::pair<std::string, bool>> const& util :
this->GeneratorTarget->GetUtilities()) {
if (util.Value.first == targetName) {
continue;
}
auto const& utilTargetName =
this->ConvertToFastbuildPath(util.Value.first);
LogMessage("Util: " + utilTargetName);
auto* const target = this->Makefile->FindTargetToUse(utilTargetName);
if (target && target->IsImported()) {
LogMessage("Skipping imported util target: " + utilTargetName);
continue;
}
// Since interface target don't appear in the generated build files,
// transitively propagate their deps (if any).
// Tested in "ExternalProjectSubdir" test.
if (target && target->GetType() == cmStateEnums::INTERFACE_LIBRARY) {
for (auto const& dep : target->GetUtilities()) {
auto const& depName = this->ConvertToFastbuildPath(dep.Value.first);
LogMessage("Transitively propagating iface dep: " + depName +
", is cross: " + std::to_string(dep.Value.second));
nonImportedUtils.emplace_back(depName);
addUtilDepToTarget(this->ConvertToFastbuildPath(depName));
}
} else {
nonImportedUtils.emplace_back(utilTargetName);
addUtilDepToTarget(utilTargetName);
}
}
if (this->GetGlobalGenerator()->IsExcluded(this->GetGeneratorTarget())) {
LogMessage(cmStrCat("Excluding ", targetName, " from ALL"));
fastbuildTarget.ExcludeFromAll = true;
}
auto preBuild = GenerateCommands(FastbuildBuildStep::PRE_BUILD);
// Tested in "RunCMake.CPack*" tests.
// Utility target "package" has packaging steps as "POST_BUILD".
for (auto& exec : GenerateCommands(FastbuildBuildStep::POST_BUILD).Nodes) {
addUtilDepToTarget(exec.Name);
for (std::string const& util : nonImportedUtils) {
LogMessage("Adding: util " + util);
exec.PreBuildDependencies.emplace(util);
}
// So POST_BUILD is executed AFTER PRE_BUILD (tested in "CustomCommand"
// test).
for (auto const& pre : preBuild.Nodes) {
LogMessage("Adding: " + pre.Name);
exec.PreBuildDependencies.emplace(pre.Name);
}
this->GetGlobalGenerator()->AddTarget(std::move(exec));
}
for (auto& exec : preBuild.Nodes) {
LogMessage("Adding exec " + exec.Name);
addUtilDepToTarget(exec.Name);
this->GetGlobalGenerator()->AddTarget(std::move(exec));
}
for (auto& exec : GenerateCommands(FastbuildBuildStep::REST).Nodes) {
addUtilDepToTarget(exec.Name);
for (auto const& dep : TargetDirectDependencies) {
LogMessage("Direct dep " + dep->GetName() +
"-all propagating to CC: " + exec.Name);
// All custom commands from within the target must be executed AFTER all
// the target's deps.
exec.PreBuildDependencies.emplace(dep->GetName());
}
this->GetGlobalGenerator()->AddTarget(std::move(exec));
}
// The target has to be in the build system, but has no custom commands
// associated with it.
if (fastbuildTarget.PreBuildDependencies.empty()) {
std::vector<cmSourceFile*> sources;
this->GetGeneratorTarget()->GetSourceFiles(sources, this->Config);
if (sources.empty()) {
FastbuildTargetDep dep{ FASTBUILD_NOOP_FILE_NAME };
dep.Type = FastbuildTargetDepType::ORDER_ONLY;
fastbuildTarget.PreBuildDependencies.emplace(std::move(dep));
} else {
for (cmSourceFile const* source : sources) {
FastbuildTargetDep dep{
this->GetGlobalGenerator()->ConvertToFastbuildPath(
source->GetFullPath())
};
dep.Type = FastbuildTargetDepType::ARTIFACT;
fastbuildTarget.PreBuildDependencies.emplace(std::move(dep));
}
}
}
fastbuildTarget.Hidden = false;
this->AdditionalCleanFiles();
fastbuildTarget.BasePath = this->GetMakefile()->GetCurrentSourceDirectory();
if (this->GetGeneratorTarget()->GetType() != cmStateEnums::GLOBAL_TARGET) {
this->GetGlobalGenerator()->AddIDEProject(fastbuildTarget, Config);
}
this->GetGlobalGenerator()->AddTarget(std::move(fastbuildTarget));
}
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