Autogen: Smarter target dependency computation

This commit is contained in:
Sebastian Holtermann 2017-09-05 22:20:58 +02:00
parent 2e4dab087e
commit 734d236c07
2 changed files with 97 additions and 74 deletions

View File

@ -53,9 +53,7 @@ public:
bool UicEnabled;
bool RccEnabled;
std::vector<std::string> Headers;
std::vector<std::string> HeadersGenerated;
std::vector<std::string> Sources;
std::vector<std::string> SourcesGenerated;
std::vector<cmQtAutoGenDigestQrc> Qrcs;
};

View File

@ -610,7 +610,8 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
const std::string workingDirectory =
cmSystemTools::CollapseFullPath("", makefile->GetCurrentBinaryDirectory());
const std::vector<std::string> suffixes = GetConfigurationSuffixes(makefile);
std::set<std::string> autogenDepends;
std::set<std::string> autogenDependFiles;
std::set<std::string> autogenDependTargets;
std::vector<std::string> autogenProvides;
// Remove build directories on cleanup
@ -680,6 +681,8 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
}
// Extract relevant source files
std::vector<std::string> generatedSources;
std::vector<std::string> generatedHeaders;
{
const std::string qrcExt = "qrc";
std::vector<cmSourceFile*> srcFiles;
@ -704,13 +707,13 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
const bool generated = sf->GetPropertyAsBool("GENERATED");
if (fileType == cmSystemTools::HEADER_FILE_FORMAT) {
if (generated) {
digest.HeadersGenerated.push_back(absPath);
generatedHeaders.push_back(absPath);
} else {
digest.Headers.push_back(absPath);
}
} else {
if (generated) {
digest.SourcesGenerated.push_back(absPath);
generatedSources.push_back(absPath);
} else {
digest.Sources.push_back(absPath);
}
@ -747,7 +750,7 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
}
// Process GENERATED sources and headers
if (!digest.SourcesGenerated.empty() || !digest.HeadersGenerated.empty()) {
if (!generatedSources.empty() || !generatedHeaders.empty()) {
// Check status of policy CMP0071
bool policyAccept = false;
bool policyWarn = false;
@ -770,30 +773,43 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
if (policyAccept) {
// Accept GENERATED sources
for (const std::string& absFile : digest.HeadersGenerated) {
for (const std::string& absFile : generatedHeaders) {
digest.Headers.push_back(absFile);
autogenDependFiles.insert(absFile);
}
for (const std::string& absFile : digest.SourcesGenerated) {
for (const std::string& absFile : generatedSources) {
digest.Sources.push_back(absFile);
autogenDependFiles.insert(absFile);
}
} else if (policyWarn) {
std::ostringstream ost;
ost << cmPolicies::GetPolicyWarning(cmPolicies::CMP0071) << "\n";
ost << "AUTOMOC,AUTOUIC: Ignoring GENERATED source file(s):\n";
for (const std::string& absFile : digest.HeadersGenerated) {
ost << " " << cmQtAutoGen::Quoted(absFile) << "\n";
} else {
if (policyWarn) {
std::string msg;
msg += cmPolicies::GetPolicyWarning(cmPolicies::CMP0071);
msg += "\n";
std::string tools;
if (digest.MocEnabled) {
tools += "AUTOMOC";
}
if (digest.UicEnabled) {
if (!tools.empty()) {
tools += ",";
}
tools += "AUTOUIC";
}
if (!generatedHeaders.empty()) {
msg.append(tools).append(": Ignoring GENERATED header file(s):\n");
for (const std::string& absFile : generatedHeaders) {
msg.append(" ").append(cmQtAutoGen::Quoted(absFile)).append("\n");
}
}
if (!generatedSources.empty()) {
msg.append(tools).append(": Ignoring GENERATED source file(s):\n");
for (const std::string& absFile : generatedSources) {
msg.append(" ").append(cmQtAutoGen::Quoted(absFile)).append("\n");
}
}
makefile->IssueMessage(cmake::AUTHOR_WARNING, msg);
}
for (const std::string& absFile : digest.SourcesGenerated) {
ost << " " << cmQtAutoGen::Quoted(absFile) << "\n";
}
makefile->IssueMessage(cmake::AUTHOR_WARNING, ost.str());
}
// Depend on GENERATED sources even when they are not processed by AUTOGEN
for (const std::string& absFile : digest.HeadersGenerated) {
autogenDepends.insert(absFile);
}
for (const std::string& absFile : digest.SourcesGenerated) {
autogenDepends.insert(absFile);
}
}
// Sort headers and sources
@ -825,17 +841,15 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
const cmFilePathChecksum fpathCheckSum(makefile);
for (cmQtAutoGenDigestQrc& qrcDigest : digest.Qrcs) {
qrcDigest.PathChecksum = fpathCheckSum.getPart(qrcDigest.QrcFile);
// RCC output file name
std::string rccFile = autogenBuildDir + "/";
rccFile += qrcDigest.PathChecksum;
rccFile += "/qrc_";
rccFile += qrcDigest.QrcName;
rccFile += ".cpp";
qrcDigest.RccFile = std::move(rccFile);
}
}
// RCC output file name
for (cmQtAutoGenDigestQrc& qrcDigest : digest.Qrcs) {
std::string rccFile = autogenBuildDir + "/";
rccFile += qrcDigest.PathChecksum;
rccFile += "/qrc_";
rccFile += qrcDigest.QrcName;
rccFile += ".cpp";
qrcDigest.RccFile = std::move(rccFile);
}
// RCC options
for (cmQtAutoGenDigestQrc& qrcDigest : digest.Qrcs) {
// Target options
@ -862,9 +876,10 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
// Register file at target
AddGeneratedSource(target, qrcDigest.RccFile, cmQtAutoGen::RCC);
autogenProvides.push_back(qrcDigest.RccFile);
// Dependencies
if (qrcDigest.Generated) {
// Add GENERATED qrc file to the dependencies
autogenDepends.insert(qrcDigest.QrcFile);
// Add the GENERATED .qrc file to the dependencies
autogenDependFiles.insert(qrcDigest.QrcFile);
} else {
// Add the resource files to the dependencies
{
@ -872,8 +887,9 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
if (cmQtAutoGen::RccListInputs(digest.QtVersionMajor, rcc,
qrcDigest.QrcFile,
qrcDigest.Resources, &error)) {
autogenDepends.insert(qrcDigest.Resources.begin(),
qrcDigest.Resources.end());
for (const std::string& fileName : qrcDigest.Resources) {
autogenDependFiles.insert(fileName);
}
} else {
cmSystemTools::Error(error.c_str());
}
@ -890,32 +906,17 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
if (!deps.empty()) {
std::vector<std::string> extraDeps;
cmSystemTools::ExpandListArgument(deps, extraDeps);
autogenDepends.insert(extraDeps.begin(), extraDeps.end());
}
}
// Add utility target dependencies to the autogen target dependencies
{
const std::set<std::string>& utils = target->Target->GetUtilities();
for (const std::string& targetName : utils) {
if (makefile->FindTargetToUse(targetName) != nullptr) {
autogenDepends.insert(targetName);
for (const std::string& depName : extraDeps) {
// Allow target and file dependencies
auto* depTarget = makefile->FindTargetToUse(depName);
if (depTarget != nullptr) {
autogenDependTargets.insert(depTarget->GetName());
} else {
autogenDependFiles.insert(depName);
}
}
}
}
// Add link library target dependencies to the autogen target dependencies
{
const auto& libVec = target->Target->GetOriginalLinkLibraries();
for (const auto& item : libVec) {
if (makefile->FindTargetToUse(item.first) != nullptr) {
autogenDepends.insert(item.first);
}
}
}
// Convert std::set to std::vector
const std::vector<std::string> depends(autogenDepends.begin(),
autogenDepends.end());
autogenDepends.clear();
// Use PRE_BUILD on demand
bool usePRE_BUILD = false;
@ -928,38 +929,62 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
}
// Disable PRE_BUILD in some cases
if (usePRE_BUILD) {
// - Cannot use PRE_BUILD with GENERATED qrc files because the
// resource files themselves may not be sources within the target
// so VS may not know the target needs to re-build at all.
for (cmQtAutoGenDigestQrc& qrcDigest : digest.Qrcs) {
if (qrcDigest.Generated) {
usePRE_BUILD = false;
break;
}
// Cannot use PRE_BUILD with file depends
if (!autogenDependFiles.empty()) {
usePRE_BUILD = false;
}
}
// Create the autogen target/command
if (usePRE_BUILD) {
// Add additional autogen target dependencies to origin target
for (const std::string& depTarget : autogenDependTargets) {
target->Target->AddUtility(depTarget, makefile);
}
// Add the pre-build command directly to bypass the OBJECT_LIBRARY
// rejection in cmMakefile::AddCustomCommandToTarget because we know
// PRE_BUILD will work for an OBJECT_LIBRARY in this specific case.
//
// PRE_BUILD does not support file dependencies!
const std::vector<std::string> no_output;
cmCustomCommand cc(makefile, no_output, autogenProvides, depends,
const std::vector<std::string> no_deps;
cmCustomCommand cc(makefile, no_output, autogenProvides, no_deps,
commandLines, autogenComment.c_str(),
workingDirectory.c_str());
cc.SetEscapeOldStyle(false);
cc.SetEscapeAllowMakeVars(true);
target->Target->AddPreBuildCommand(cc);
} else {
// Add utility target dependencies to the autogen target dependencies
for (const std::string& depTarget : target->Target->GetUtilities()) {
autogenDependTargets.insert(depTarget);
}
// Add link library target dependencies to the autogen target dependencies
for (const auto& item : target->Target->GetOriginalLinkLibraries()) {
if (makefile->FindTargetToUse(item.first) != nullptr) {
autogenDependTargets.insert(item.first);
}
}
// Convert file dependencies std::set to std::vector
const std::vector<std::string> autogenDepends(autogenDependFiles.begin(),
autogenDependFiles.end());
// Create autogen target
cmTarget* autogenTarget = makefile->AddUtilityCommand(
autogenTargetName, true, workingDirectory.c_str(),
/*byproducts=*/autogenProvides, depends, commandLines, false,
/*byproducts=*/autogenProvides, autogenDepends, commandLines, false,
autogenComment.c_str());
// Create autogen generator target
localGen->AddGeneratorTarget(
new cmGeneratorTarget(autogenTarget, localGen));
// Set autogen target FOLDER
// Add additional autogen target dependencies to autogen target
for (const std::string& depTarget : autogenDependTargets) {
autogenTarget->AddUtility(depTarget, makefile);
}
// Set FOLDER property in autogen target
{
const char* autogenFolder =
makefile->GetState()->GetGlobalProperty("AUTOMOC_TARGETS_FOLDER");
@ -977,7 +1002,7 @@ void cmQtAutoGeneratorInitializer::InitializeAutogenTarget(
}
// Add autogen target to the origin target dependencies
target->Target->AddUtility(autogenTargetName);
target->Target->AddUtility(autogenTargetName, makefile);
}
}