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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 "cmQtAutoMocUic.h"
#include <algorithm>
#include <atomic>
#include <cstddef>
#include <limits>
#include <map>
#include <mutex>
#include <set>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
#include <cm/memory>
#include <cm/optional>
#include <cm/string_view>
#include <cmext/algorithm>
#include <cm3p/json/value.h>
#include "cmsys/FStream.hxx"
#include "cmsys/RegularExpression.hxx"
#include "cmCryptoHash.h"
#include "cmFileTime.h"
#include "cmGccDepfileReader.h"
#include "cmGccDepfileReaderTypes.h"
#include "cmGeneratedFileStream.h"
#include "cmQtAutoGen.h"
#include "cmQtAutoGenerator.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmWorkerPool.h"
#if defined(__APPLE__)
# include <unistd.h>
#endif
namespace {
constexpr std::size_t MocUnderscoreLength = 4; // Length of "moc_"
constexpr std::size_t UiUnderscoreLength = 3; // Length of "ui_"
/** \class cmQtAutoMocUicT
* \brief AUTOMOC and AUTOUIC generator
*/
class cmQtAutoMocUicT : public cmQtAutoGenerator
{
public:
cmQtAutoMocUicT();
~cmQtAutoMocUicT() override;
cmQtAutoMocUicT(cmQtAutoMocUicT const&) = delete;
cmQtAutoMocUicT& operator=(cmQtAutoMocUicT const&) = delete;
// -- Types
/** Include string with sub parts. */
struct IncludeKeyT
{
IncludeKeyT(std::string const& key, std::size_t basePrefixLength);
std::string Key; // Full include string
std::string Dir; // Include directory
std::string Base; // Base part of the include file name
};
/** Search key plus regular expression pair. */
struct KeyExpT
{
KeyExpT(std::string key, std::string const& exp)
: Key(std::move(key))
, Exp(exp)
{
}
std::string Key;
cmsys::RegularExpression Exp;
};
/** Source file parsing cache. */
class ParseCacheT
{
public:
// -- Types
/** Entry of the file parsing cache. */
struct FileT
{
void Clear();
struct MocT
{
std::string Macro;
struct IncludeT
{
std::vector<IncludeKeyT> Underscore;
std::vector<IncludeKeyT> Dot;
} Include;
std::vector<std::string> Depends;
} Moc;
struct UicT
{
std::vector<IncludeKeyT> Include;
std::vector<std::string> Depends;
} Uic;
};
using FileHandleT = std::shared_ptr<FileT>;
using GetOrInsertT = std::pair<FileHandleT, bool>;
ParseCacheT();
~ParseCacheT();
bool ReadFromFile(std::string const& fileName);
bool WriteToFile(std::string const& fileName);
//! Always returns a valid handle
GetOrInsertT GetOrInsert(std::string const& fileName);
private:
std::unordered_map<std::string, FileHandleT> Map_;
};
/** Source file data. */
class SourceFileT
{
public:
SourceFileT(std::string fileName)
: FileName(std::move(fileName))
{
}
std::string FileName;
cmFileTime FileTime;
ParseCacheT::FileHandleT ParseData;
std::string BuildPath;
bool IsHeader = false;
bool Moc = false;
bool Uic = false;
};
using SourceFileHandleT = std::shared_ptr<SourceFileT>;
using SourceFileMapT = std::map<std::string, SourceFileHandleT>;
/** Meta compiler file mapping information. */
struct MappingT
{
SourceFileHandleT SourceFile;
std::string OutputFile;
std::string IncludeString;
std::vector<SourceFileHandleT> IncluderFiles;
};
using MappingHandleT = std::shared_ptr<MappingT>;
using MappingMapT = std::map<std::string, MappingHandleT>;
/** Common settings. */
class BaseSettingsT
{
public:
// -- Constructors
BaseSettingsT();
~BaseSettingsT();
BaseSettingsT(BaseSettingsT const&) = delete;
BaseSettingsT& operator=(BaseSettingsT const&) = delete;
// -- Attributes
// - Config
bool MultiConfig = false;
bool CrossConfig = false;
bool UseBetterGraph = false;
IntegerVersion QtVersion = { 4, 0 };
unsigned int ThreadCount = 0;
unsigned int MaxCommandLineLength =
std::numeric_limits<unsigned int>::max();
// - Directories
std::string AutogenBuildDir;
std::string AutogenIncludeDir;
// - Files
std::string CMakeExecutable;
cmFileTime CMakeExecutableTime;
std::string ParseCacheFile;
std::string DepFile;
std::string DepFileRuleName;
std::vector<std::string> HeaderExtensions;
std::vector<std::string> ListFiles;
};
/** Shared common variables. */
class BaseEvalT
{
public:
// -- Parse Cache
std::atomic<bool> ParseCacheChanged{ false };
cmFileTime ParseCacheTime;
ParseCacheT ParseCache;
// -- Sources
SourceFileMapT Headers;
SourceFileMapT Sources;
};
/** Moc settings. */
class MocSettingsT
{
public:
// -- Constructors
MocSettingsT();
~MocSettingsT();
MocSettingsT(MocSettingsT const&) = delete;
MocSettingsT& operator=(MocSettingsT const&) = delete;
// -- Const methods
bool skipped(std::string const& fileName) const;
std::string MacrosString() const;
// -- Attributes
bool Enabled = false;
bool SettingsChanged = false;
bool RelaxedMode = false;
bool PathPrefix = false;
bool CanOutputDependencies = false;
cmFileTime ExecutableTime;
std::string Executable;
std::string CompFileAbs;
std::string PredefsFileAbs;
std::unordered_set<std::string> SkipList;
std::vector<std::string> IncludePaths;
std::vector<std::string> Definitions;
std::vector<std::string> OptionsIncludes;
std::vector<std::string> OptionsDefinitions;
std::vector<std::string> OptionsExtra;
std::vector<std::string> PredefsCmd;
std::vector<KeyExpT> DependFilters;
std::vector<KeyExpT> MacroFilters;
cmsys::RegularExpression RegExpInclude;
};
/** Moc shared variables. */
class MocEvalT
{
public:
// -- predefines file
cmFileTime PredefsTime;
// -- Mappings
MappingMapT HeaderMappings;
MappingMapT SourceMappings;
MappingMapT Includes;
// -- Discovered files
SourceFileMapT HeadersDiscovered;
// -- Output directories
std::unordered_set<std::string> OutputDirs;
// -- Mocs compilation
bool CompUpdated = false;
std::vector<std::string> CompFiles;
};
/** Uic settings. */
class UicSettingsT
{
public:
struct UiFile
{
std::vector<std::string> Options;
};
UicSettingsT();
~UicSettingsT();
UicSettingsT(UicSettingsT const&) = delete;
UicSettingsT& operator=(UicSettingsT const&) = delete;
// -- Const methods
bool skipped(std::string const& fileName) const;
// -- Attributes
bool Enabled = false;
bool SettingsChanged = false;
cmFileTime ExecutableTime;
std::string Executable;
std::unordered_set<std::string> SkipList;
std::vector<std::string> Options;
std::unordered_map<std::string, UiFile> UiFiles;
std::vector<std::string> SearchPaths;
cmsys::RegularExpression RegExpInclude;
};
/** Uic shared variables. */
class UicEvalT
{
public:
// -- Discovered files
SourceFileMapT UiFiles;
// -- Mappings
MappingMapT Includes;
// -- Output directories
std::unordered_set<std::string> OutputDirs;
};
/** Abstract job class for concurrent job processing. */
class JobT : public cmWorkerPool::JobT
{
protected:
/** Protected default constructor. */
JobT(bool fence = false)
: cmWorkerPool::JobT(fence)
{
}
//! Get the generator. Only valid during Process() call!
cmQtAutoMocUicT* Gen() const
{
return static_cast<cmQtAutoMocUicT*>(this->UserData());
}
// -- Accessors. Only valid during Process() call!
Logger const& Log() const { return this->Gen()->Log(); }
BaseSettingsT const& BaseConst() const { return this->Gen()->BaseConst(); }
BaseEvalT& BaseEval() const { return this->Gen()->BaseEval(); }
MocSettingsT const& MocConst() const { return this->Gen()->MocConst(); }
MocEvalT& MocEval() const { return this->Gen()->MocEval(); }
UicSettingsT const& UicConst() const { return this->Gen()->UicConst(); }
UicEvalT& UicEval() const { return this->Gen()->UicEval(); }
// -- Logging
std::string MessagePath(cm::string_view path) const
{
return this->Gen()->MessagePath(path);
}
// - Error logging with automatic abort
void LogError(GenT genType, cm::string_view message) const;
void LogCommandError(GenT genType, cm::string_view message,
std::vector<std::string> const& command,
std::string const& output) const;
/*
* Check if command line exceeds maximum length supported by OS
* (if on Windows) and switch to using a response file instead.
*/
void MaybeWriteResponseFile(std::string const& outputFile,
std::vector<std::string>& cmd) const;
static void MaybePrependCmdExe(std::vector<std::string>& cmd);
/** @brief Run an external process. Use only during Process() call! */
bool RunProcess(GenT genType, cmWorkerPool::ProcessResultT& result,
std::vector<std::string> const& command,
std::string* infoMessage = nullptr);
};
/** Fence job utility class. */
class JobFenceT : public JobT
{
public:
JobFenceT()
: JobT(true)
{
}
void Process() override {}
};
/** Generate moc_predefs.h. */
class JobMocPredefsT : public JobFenceT
{
void Process() override;
bool Update(std::string* reason) const;
};
/** File parse job base class. */
class JobParseT : public JobT
{
public:
JobParseT(SourceFileHandleT fileHandle)
: FileHandle(std::move(fileHandle))
{
}
protected:
bool ReadFile();
void CreateKeys(std::vector<IncludeKeyT>& container,
std::set<std::string> const& source,
std::size_t basePrefixLength);
void MocMacro();
void MocDependecies();
void MocIncludes();
void UicIncludes();
SourceFileHandleT FileHandle;
std::string Content;
};
/** Header file parse job. */
class JobParseHeaderT : public JobParseT
{
public:
using JobParseT::JobParseT;
void Process() override;
};
/** Source file parse job. */
class JobParseSourceT : public JobParseT
{
public:
using JobParseT::JobParseT;
void Process() override;
};
/** Evaluate cached file parse data - moc. */
class JobEvalCacheT : public JobT
{
protected:
std::string MessageSearchLocations() const;
std::vector<std::string> SearchLocations;
};
/** Evaluate cached file parse data - moc. */
class JobEvalCacheMocT : public JobEvalCacheT
{
void Process() override;
bool EvalHeader(SourceFileHandleT source);
bool EvalSource(SourceFileHandleT const& source);
bool FindIncludedHeader(SourceFileHandleT& headerHandle,
cm::string_view includerDir,
cm::string_view includeBase);
bool RegisterIncluded(std::string const& includeString,
SourceFileHandleT includerFileHandle,
SourceFileHandleT sourceFileHandle) const;
void RegisterMapping(MappingHandleT mappingHandle) const;
std::string MessageHeader(cm::string_view headerBase) const;
};
/** Evaluate cached file parse data - uic. */
class JobEvalCacheUicT : public JobEvalCacheT
{
void Process() override;
bool EvalFile(SourceFileHandleT const& sourceFileHandle);
bool FindIncludedUi(cm::string_view sourceDirPrefix,
cm::string_view includePrefix);
bool RegisterMapping(std::string const& includeString,
SourceFileHandleT includerFileHandle);
std::string UiName;
SourceFileHandleT UiFileHandle;
};
/** Evaluate cached file parse data - finish */
class JobEvalCacheFinishT : public JobFenceT
{
void Process() override;
};
/** Dependency probing base job. */
class JobProbeDepsT : public JobT
{
};
/** Probes file dependencies and generates moc compile jobs. */
class JobProbeDepsMocT : public JobProbeDepsT
{
void Process() override;
bool Generate(MappingHandleT const& mapping, bool compFile) const;
bool Probe(MappingT const& mapping, std::string* reason) const;
std::pair<std::string, cmFileTime> FindDependency(
std::string const& sourceDir, std::string const& includeString) const;
};
/** Probes file dependencies and generates uic compile jobs. */
class JobProbeDepsUicT : public JobProbeDepsT
{
void Process() override;
bool Probe(MappingT const& mapping, std::string* reason) const;
};
/** Dependency probing finish job. */
class JobProbeDepsFinishT : public JobFenceT
{
void Process() override;
};
/** Meta compiler base job. */
class JobCompileT : public JobT
{
public:
JobCompileT(MappingHandleT uicMapping, std::unique_ptr<std::string> reason)
: Mapping(std::move(uicMapping))
, Reason(std::move(reason))
{
}
protected:
MappingHandleT Mapping;
std::unique_ptr<std::string> Reason;
};
/** moc compiles a file. */
class JobCompileMocT : public JobCompileT
{
public:
JobCompileMocT(MappingHandleT uicMapping,
std::unique_ptr<std::string> reason,
ParseCacheT::FileHandleT cacheEntry)
: JobCompileT(std::move(uicMapping), std::move(reason))
, CacheEntry(std::move(cacheEntry))
{
}
void Process() override;
protected:
ParseCacheT::FileHandleT CacheEntry;
};
/** uic compiles a file. */
class JobCompileUicT : public JobCompileT
{
public:
using JobCompileT::JobCompileT;
void Process() override;
};
/** Generate mocs_compilation.cpp. */
class JobMocsCompilationT : public JobFenceT
{
private:
void Process() override;
};
class JobDepFilesMergeT : public JobFenceT
{
private:
std::vector<std::string> initialDependencies() const;
void Process() override;
};
/** @brief The last job. */
class JobFinishT : public JobFenceT
{
private:
void Process() override;
};
// -- Const settings interface
BaseSettingsT const& BaseConst() const { return this->BaseConst_; }
BaseEvalT& BaseEval() { return this->BaseEval_; }
MocSettingsT const& MocConst() const { return this->MocConst_; }
MocEvalT& MocEval() { return this->MocEval_; }
UicSettingsT const& UicConst() const { return this->UicConst_; }
UicEvalT& UicEval() { return this->UicEval_; }
// -- Parallel job processing interface
cmWorkerPool& WorkerPool() { return this->WorkerPool_; }
void AbortError() { this->Abort(true); }
void AbortSuccess() { this->Abort(false); }
// -- Utility
std::string AbsoluteBuildPath(cm::string_view relativePath) const;
std::string AbsoluteIncludePath(cm::string_view relativePath) const;
template <class JOBTYPE>
void CreateParseJobs(SourceFileMapT const& sourceMap);
std::string CollapseFullPathTS(std::string const& path) const;
private:
// -- Abstract processing interface
bool InitFromInfo(InfoT const& info) override;
void InitJobs();
bool Process() override;
// -- Settings file
void SettingsFileRead();
bool SettingsFileWrite();
// -- Parse cache
void ParseCacheRead();
bool ParseCacheWrite();
// -- Thread processing
void Abort(bool error);
// -- Generation
bool CreateDirectories();
// -- Support for depfiles
std::vector<std::string> dependenciesFromDepFile(const char* filePath);
// -- Settings
BaseSettingsT BaseConst_;
BaseEvalT BaseEval_;
MocSettingsT MocConst_;
MocEvalT MocEval_;
UicSettingsT UicConst_;
UicEvalT UicEval_;
// -- Settings file
std::string SettingsFile_;
std::string SettingsStringMoc_;
std::string SettingsStringUic_;
// -- Worker thread pool
std::atomic<bool> JobError_{ false };
cmWorkerPool WorkerPool_;
// -- Concurrent processing
mutable std::mutex CMakeLibMutex_;
};
cmQtAutoMocUicT::IncludeKeyT::IncludeKeyT(std::string const& key,
std::size_t basePrefixLength)
: Key(key)
, Dir(SubDirPrefix(key))
, Base(cmSystemTools::GetFilenameWithoutLastExtension(key))
{
if (basePrefixLength != 0) {
this->Base = this->Base.substr(basePrefixLength);
}
}
void cmQtAutoMocUicT::ParseCacheT::FileT::Clear()
{
this->Moc.Macro.clear();
this->Moc.Include.Underscore.clear();
this->Moc.Include.Dot.clear();
this->Moc.Depends.clear();
this->Uic.Include.clear();
this->Uic.Depends.clear();
}
cmQtAutoMocUicT::ParseCacheT::GetOrInsertT
cmQtAutoMocUicT::ParseCacheT::GetOrInsert(std::string const& fileName)
{
// Find existing entry
{
auto it = this->Map_.find(fileName);
if (it != this->Map_.end()) {
return GetOrInsertT{ it->second, false };
}
}
// Insert new entry
return GetOrInsertT{
this->Map_.emplace(fileName, std::make_shared<FileT>()).first->second, true
};
}
cmQtAutoMocUicT::ParseCacheT::ParseCacheT() = default;
cmQtAutoMocUicT::ParseCacheT::~ParseCacheT() = default;
bool cmQtAutoMocUicT::ParseCacheT::ReadFromFile(std::string const& fileName)
{
cmsys::ifstream fin(fileName.c_str());
if (!fin) {
return false;
}
FileHandleT fileHandle;
std::string line;
while (std::getline(fin, line)) {
// Check if this an empty or a comment line
if (line.empty() || line.front() == '#') {
continue;
}
// Drop carriage return character at the end
if (line.back() == '\r') {
line.pop_back();
if (line.empty()) {
continue;
}
}
// Check if this a file name line
if (line.front() != ' ') {
fileHandle = this->GetOrInsert(line).first;
continue;
}
// Bad line or bad file handle
if (!fileHandle || (line.size() < 6)) {
continue;
}
constexpr std::size_t offset = 5;
if (cmHasLiteralPrefix(line, " mmc:")) {
fileHandle->Moc.Macro = line.substr(offset);
continue;
}
if (cmHasLiteralPrefix(line, " miu:")) {
fileHandle->Moc.Include.Underscore.emplace_back(line.substr(offset),
MocUnderscoreLength);
continue;
}
if (cmHasLiteralPrefix(line, " mid:")) {
fileHandle->Moc.Include.Dot.emplace_back(line.substr(offset), 0);
continue;
}
if (cmHasLiteralPrefix(line, " mdp:")) {
fileHandle->Moc.Depends.emplace_back(line.substr(offset));
continue;
}
if (cmHasLiteralPrefix(line, " uic:")) {
fileHandle->Uic.Include.emplace_back(line.substr(offset),
UiUnderscoreLength);
continue;
}
if (cmHasLiteralPrefix(line, " udp:")) {
fileHandle->Uic.Depends.emplace_back(line.substr(offset));
continue;
}
}
return true;
}
bool cmQtAutoMocUicT::ParseCacheT::WriteToFile(std::string const& fileName)
{
cmGeneratedFileStream ofs(fileName);
if (!ofs) {
return false;
}
ofs << "# Generated by CMake. Changes will be overwritten.\n";
for (auto const& pair : this->Map_) {
ofs << pair.first << '\n';
FileT const& file = *pair.second;
if (!file.Moc.Macro.empty()) {
ofs << " mmc:" << file.Moc.Macro << '\n';
}
for (IncludeKeyT const& item : file.Moc.Include.Underscore) {
ofs << " miu:" << item.Key << '\n';
}
for (IncludeKeyT const& item : file.Moc.Include.Dot) {
ofs << " mid:" << item.Key << '\n';
}
for (std::string const& item : file.Moc.Depends) {
ofs << " mdp:" << item << '\n';
}
for (IncludeKeyT const& item : file.Uic.Include) {
ofs << " uic:" << item.Key << '\n';
}
for (std::string const& item : file.Uic.Depends) {
ofs << " udp:" << item << '\n';
}
}
return ofs.Close();
}
cmQtAutoMocUicT::BaseSettingsT::BaseSettingsT() = default;
cmQtAutoMocUicT::BaseSettingsT::~BaseSettingsT() = default;
cmQtAutoMocUicT::MocSettingsT::MocSettingsT()
{
this->RegExpInclude.compile(
"(^|\n)[ \t]*#[ \t]*include[ \t]+"
"[\"<](([^ \">]+/)?moc_[^ \">/]+\\.cpp|[^ \">]+\\.moc)[\">]");
}
cmQtAutoMocUicT::MocSettingsT::~MocSettingsT() = default;
bool cmQtAutoMocUicT::MocSettingsT::skipped(std::string const& fileName) const
{
return (!this->Enabled ||
(this->SkipList.find(fileName) != this->SkipList.end()));
}
std::string cmQtAutoMocUicT::MocSettingsT::MacrosString() const
{
std::string res;
const auto itB = this->MacroFilters.cbegin();
const auto itE = this->MacroFilters.cend();
const auto itL = itE - 1;
auto itC = itB;
for (; itC != itE; ++itC) {
// Separator
if (itC != itB) {
if (itC != itL) {
res += ", ";
} else {
res += " or ";
}
}
// Key
res += itC->Key;
}
return res;
}
cmQtAutoMocUicT::UicSettingsT::UicSettingsT()
{
this->RegExpInclude.compile("(^|\n)[ \t]*#[ \t]*include[ \t]+"
"[\"<](([^ \">]+/)?ui_[^ \">/]+\\.h)[\">]");
}
cmQtAutoMocUicT::UicSettingsT::~UicSettingsT() = default;
bool cmQtAutoMocUicT::UicSettingsT::skipped(std::string const& fileName) const
{
return (!this->Enabled ||
(this->SkipList.find(fileName) != this->SkipList.end()));
}
void cmQtAutoMocUicT::JobT::LogError(GenT genType,
cm::string_view message) const
{
this->Gen()->AbortError();
this->Gen()->Log().Error(genType, message);
}
void cmQtAutoMocUicT::JobT::LogCommandError(
GenT genType, cm::string_view message,
std::vector<std::string> const& command, std::string const& output) const
{
this->Gen()->AbortError();
this->Gen()->Log().ErrorCommand(genType, message, command, output);
}
/*
* Check if command line exceeds maximum length supported by OS
* (if on Windows) and switch to using a response file instead.
*/
void cmQtAutoMocUicT::JobT::MaybeWriteResponseFile(
std::string const& outputFile, std::vector<std::string>& cmd) const
{
#ifdef _WIN32
// Ensure cmd is less than CommandLineLengthMax characters
size_t commandLineLength = cmd.size(); // account for separating spaces
for (std::string const& str : cmd) {
commandLineLength += str.length();
}
if (commandLineLength >= this->BaseConst().MaxCommandLineLength) {
// Command line exceeds maximum size allowed by OS
// => create response file
std::string const responseFile = cmStrCat(outputFile, ".rsp");
cmsys::ofstream fout(responseFile.c_str());
if (!fout) {
this->LogError(
GenT::MOC,
cmStrCat("AUTOMOC was unable to create a response file at\n ",
this->MessagePath(responseFile)));
return;
}
auto it = cmd.begin();
while (++it != cmd.end()) {
fout << *it << "\n";
}
fout.close();
// Keep all but executable
cmd.resize(1);
// Specify response file
cmd.emplace_back(cmStrCat('@', responseFile));
}
#else
static_cast<void>(outputFile);
static_cast<void>(cmd);
#endif
}
/*
* According to the CreateProcessW documentation which is the underlying
* function for all RunProcess calls:
*
* "To run a batch file, you must start the command interpreter; set"
* "lpApplicationName to cmd.exe and set lpCommandLine to the following"
* "arguments: /c plus the name of the batch file."
*
* we should to take care of the correctness of the command line when
* attempting to execute the batch files.
*
* Also cmd.exe is unable to parse batch file names correctly if they
* contain spaces. This function uses cmSystemTools::GetShortPath conversion
* to suppress this behavior.
*
* The function is noop on platforms different from the pure WIN32 one.
*/
void cmQtAutoMocUicT::JobT::MaybePrependCmdExe(
std::vector<std::string>& cmdLine)
{
#if defined(_WIN32) && !defined(__CYGWIN__)
if (!cmdLine.empty()) {
const auto& applicationName = cmdLine.at(0);
if (cmSystemTools::StringEndsWith(applicationName, ".bat") ||
cmSystemTools::StringEndsWith(applicationName, ".cmd")) {
std::vector<std::string> output;
output.reserve(cmdLine.size() + 2);
output.emplace_back(cmSystemTools::GetComspec());
output.emplace_back("/c");
std::string tmpShortPath;
if (applicationName.find(' ') != std::string::npos &&
cmSystemTools::GetShortPath(applicationName, tmpShortPath)) {
// If the batch file name contains spaces convert it to the windows
// short path. Otherwise it might cause issue when running cmd.exe.
output.emplace_back(tmpShortPath);
} else {
output.push_back(applicationName);
}
std::move(cmdLine.begin() + 1, cmdLine.end(),
std::back_inserter(output));
cmdLine = std::move(output);
}
}
#else
static_cast<void>(cmdLine);
#endif
}
bool cmQtAutoMocUicT::JobT::RunProcess(GenT genType,
cmWorkerPool::ProcessResultT& result,
std::vector<std::string> const& command,
std::string* infoMessage)
{
// Log command
if (this->Log().Verbose()) {
cm::string_view info;
if (infoMessage) {
info = *infoMessage;
}
this->Log().Info(
genType,
cmStrCat(info, info.empty() || cmHasSuffix(info, '\n') ? "" : "\n",
QuotedCommand(command), '\n'));
}
// Run command
return this->cmWorkerPool::JobT::RunProcess(
result, command, this->BaseConst().AutogenBuildDir);
}
void cmQtAutoMocUicT::JobMocPredefsT::Process()
{
// (Re)generate moc_predefs.h on demand
std::unique_ptr<std::string> reason;
if (this->Log().Verbose()) {
reason = cm::make_unique<std::string>();
}
if (!this->Update(reason.get())) {
return;
}
std::string const& predefsFileAbs = this->MocConst().PredefsFileAbs;
{
cmWorkerPool::ProcessResultT result;
{
// Compose command
std::vector<std::string> cmd = this->MocConst().PredefsCmd;
// Add definitions
cm::append(cmd, this->MocConst().OptionsDefinitions);
// Add includes
cm::append(cmd, this->MocConst().OptionsIncludes);
// Check if response file is necessary
MaybeWriteResponseFile(this->MocConst().PredefsFileAbs, cmd);
MaybePrependCmdExe(cmd);
// Execute command
if (!this->RunProcess(GenT::MOC, result, cmd, reason.get())) {
this->LogCommandError(GenT::MOC,
cmStrCat("The content generation command for ",
this->MessagePath(predefsFileAbs),
" failed.\n", result.ErrorMessage),
cmd, result.StdOut);
return;
}
}
// (Re)write predefs file only on demand
if (cmQtAutoGenerator::FileDiffers(predefsFileAbs, result.StdOut)) {
if (!cmQtAutoGenerator::FileWrite(predefsFileAbs, result.StdOut)) {
this->LogError(
GenT::MOC,
cmStrCat("Writing ", this->MessagePath(predefsFileAbs), " failed."));
return;
}
} else {
// Touch to update the time stamp
if (this->Log().Verbose()) {
this->Log().Info(GenT::MOC,
"Touching " + this->MessagePath(predefsFileAbs));
}
if (!cmSystemTools::Touch(predefsFileAbs, false)) {
this->LogError(GenT::MOC,
cmStrCat("Touching ", this->MessagePath(predefsFileAbs),
" failed."));
return;
}
}
}
// Read file time afterwards
if (!this->MocEval().PredefsTime.Load(predefsFileAbs)) {
this->LogError(GenT::MOC,
cmStrCat("Reading the file time of ",
this->MessagePath(predefsFileAbs), " failed."));
return;
}
}
bool cmQtAutoMocUicT::JobMocPredefsT::Update(std::string* reason) const
{
// Test if the file exists
if (!this->MocEval().PredefsTime.Load(this->MocConst().PredefsFileAbs)) {
if (reason) {
*reason = cmStrCat("Generating ",
this->MessagePath(this->MocConst().PredefsFileAbs),
", because it doesn't exist.");
}
return true;
}
// Test if the settings changed
if (this->MocConst().SettingsChanged) {
if (reason) {
*reason = cmStrCat("Generating ",
this->MessagePath(this->MocConst().PredefsFileAbs),
", because the moc settings changed.");
}
return true;
}
// Test if the executable is newer
{
std::string const& exec = this->MocConst().PredefsCmd.at(0);
cmFileTime execTime;
if (execTime.Load(exec)) {
if (this->MocEval().PredefsTime.Older(execTime)) {
if (reason) {
*reason = cmStrCat(
"Generating ", this->MessagePath(this->MocConst().PredefsFileAbs),
" because it is older than ", this->MessagePath(exec), '.');
}
return true;
}
}
}
return false;
}
bool cmQtAutoMocUicT::JobParseT::ReadFile()
{
// Clear old parse information
this->FileHandle->ParseData->Clear();
std::string const& fileName = this->FileHandle->FileName;
// Write info
if (this->Log().Verbose()) {
this->Log().Info(GenT::GEN,
cmStrCat("Parsing ", this->MessagePath(fileName)));
}
// Read file content
{
std::string error;
if (!cmQtAutoGenerator::FileRead(this->Content, fileName, &error)) {
this->LogError(GenT::GEN,
cmStrCat("Could not read ", this->MessagePath(fileName),
".\n", error));
return false;
}
}
// Warn if empty
if (this->Content.empty()) {
this->Log().Warning(GenT::GEN,
cmStrCat(this->MessagePath(fileName), " is empty."));
return false;
}
return true;
}
void cmQtAutoMocUicT::JobParseT::CreateKeys(
std::vector<IncludeKeyT>& container, std::set<std::string> const& source,
std::size_t basePrefixLength)
{
if (source.empty()) {
return;
}
container.reserve(source.size());
for (std::string const& src : source) {
container.emplace_back(src, basePrefixLength);
}
}
void cmQtAutoMocUicT::JobParseT::MocMacro()
{
for (KeyExpT const& filter : this->MocConst().MacroFilters) {
// Run a simple find string check
if (this->Content.find(filter.Key) == std::string::npos) {
continue;
}
// Run the expensive regular expression check loop
cmsys::RegularExpressionMatch match;
if (filter.Exp.find(this->Content.c_str(), match)) {
// Keep detected macro name
this->FileHandle->ParseData->Moc.Macro = filter.Key;
return;
}
}
}
void cmQtAutoMocUicT::JobParseT::MocDependecies()
{
if (this->MocConst().DependFilters.empty() ||
this->MocConst().CanOutputDependencies) {
return;
}
// Find dependency strings
std::set<std::string> parseDepends;
for (KeyExpT const& filter : this->MocConst().DependFilters) {
// Run a simple find string check
if (this->Content.find(filter.Key) == std::string::npos) {
continue;
}
// Run the expensive regular expression check loop
const char* contentChars = this->Content.c_str();
cmsys::RegularExpressionMatch match;
while (filter.Exp.find(contentChars, match)) {
{
std::string dep = match.match(1);
if (!dep.empty()) {
parseDepends.emplace(std::move(dep));
}
}
contentChars += match.end();
}
}
// Store dependency strings
{
auto& Depends = this->FileHandle->ParseData->Moc.Depends;
Depends.reserve(parseDepends.size());
for (std::string const& item : parseDepends) {
Depends.emplace_back(item);
// Replace end of line characters in filenames
std::string& path = Depends.back();
std::replace(path.begin(), path.end(), '\n', ' ');
std::replace(path.begin(), path.end(), '\r', ' ');
}
}
}
void cmQtAutoMocUicT::JobParseT::MocIncludes()
{
if (this->Content.find("moc") == std::string::npos) {
return;
}
std::set<std::string> underscore;
std::set<std::string> dot;
{
const char* contentChars = this->Content.c_str();
cmsys::RegularExpression const& regExp = this->MocConst().RegExpInclude;
cmsys::RegularExpressionMatch match;
while (regExp.find(contentChars, match)) {
std::string incString = match.match(2);
std::string const incBase =
cmSystemTools::GetFilenameWithoutLastExtension(incString);
if (cmHasLiteralPrefix(incBase, "moc_")) {
// moc_<BASE>.cpp
// Remove the moc_ part from the base name
underscore.emplace(std::move(incString));
} else {
// <BASE>.moc
dot.emplace(std::move(incString));
}
// Forward content pointer
contentChars += match.end();
}
}
auto& Include = this->FileHandle->ParseData->Moc.Include;
this->CreateKeys(Include.Underscore, underscore, MocUnderscoreLength);
this->CreateKeys(Include.Dot, dot, 0);
}
void cmQtAutoMocUicT::JobParseT::UicIncludes()
{
if (this->Content.find("ui_") == std::string::npos) {
return;
}
std::set<std::string> includes;
{
const char* contentChars = this->Content.c_str();
cmsys::RegularExpression const& regExp = this->UicConst().RegExpInclude;
cmsys::RegularExpressionMatch match;
while (regExp.find(contentChars, match)) {
includes.emplace(match.match(2));
// Forward content pointer
contentChars += match.end();
}
}
this->CreateKeys(this->FileHandle->ParseData->Uic.Include, includes,
UiUnderscoreLength);
}
void cmQtAutoMocUicT::JobParseHeaderT::Process()
{
if (!this->ReadFile()) {
return;
}
// Moc parsing
if (this->FileHandle->Moc) {
this->MocMacro();
this->MocDependecies();
}
// Uic parsing
if (this->FileHandle->Uic) {
this->UicIncludes();
}
}
void cmQtAutoMocUicT::JobParseSourceT::Process()
{
if (!this->ReadFile()) {
return;
}
// Moc parsing
if (this->FileHandle->Moc) {
this->MocMacro();
this->MocDependecies();
this->MocIncludes();
}
// Uic parsing
if (this->FileHandle->Uic) {
this->UicIncludes();
}
}
std::string cmQtAutoMocUicT::JobEvalCacheT::MessageSearchLocations() const
{
std::string res;
res.reserve(512);
for (std::string const& path : this->SearchLocations) {
res += " ";
res += this->MessagePath(path);
res += '\n';
}
return res;
}
void cmQtAutoMocUicT::JobEvalCacheMocT::Process()
{
// Evaluate headers
for (auto const& pair : this->BaseEval().Headers) {
if (!this->EvalHeader(pair.second)) {
return;
}
}
// Evaluate sources
for (auto const& pair : this->BaseEval().Sources) {
if (!this->EvalSource(pair.second)) {
return;
}
}
}
bool cmQtAutoMocUicT::JobEvalCacheMocT::EvalHeader(SourceFileHandleT source)
{
SourceFileT const& sourceFile = *source;
auto const& parseData = sourceFile.ParseData->Moc;
if (!source->Moc) {
return true;
}
if (!parseData.Macro.empty()) {
// Create a new mapping
MappingHandleT handle = std::make_shared<MappingT>();
handle->SourceFile = std::move(source);
// Absolute build path
if (this->BaseConst().MultiConfig) {
handle->OutputFile =
this->Gen()->AbsoluteIncludePath(sourceFile.BuildPath);
} else {
handle->OutputFile =
this->Gen()->AbsoluteBuildPath(sourceFile.BuildPath);
}
// Register mapping in headers map
this->RegisterMapping(handle);
}
return true;
}
bool cmQtAutoMocUicT::JobEvalCacheMocT::EvalSource(
SourceFileHandleT const& source)
{
SourceFileT const& sourceFile = *source;
auto const& parseData = sourceFile.ParseData->Moc;
if (!sourceFile.Moc ||
(parseData.Macro.empty() && parseData.Include.Underscore.empty() &&
parseData.Include.Dot.empty())) {
return true;
}
std::string const sourceDirPrefix = SubDirPrefix(sourceFile.FileName);
std::string const sourceBase =
cmSystemTools::GetFilenameWithoutLastExtension(sourceFile.FileName);
// For relaxed mode check if the own "moc_" or ".moc" file is included
bool const relaxedMode = this->MocConst().RelaxedMode;
bool sourceIncludesMocUnderscore = false;
bool sourceIncludesDotMoc = false;
// Check if the sources own "moc_" or ".moc" file is included
if (relaxedMode) {
for (IncludeKeyT const& incKey : parseData.Include.Underscore) {
if (incKey.Base == sourceBase) {
sourceIncludesMocUnderscore = true;
break;
}
}
}
for (IncludeKeyT const& incKey : parseData.Include.Dot) {
if (incKey.Base == sourceBase) {
sourceIncludesDotMoc = true;
break;
}
}
// Check if this source needs to be moc processed but doesn't.
if (!sourceIncludesDotMoc && !parseData.Macro.empty() &&
!(relaxedMode && sourceIncludesMocUnderscore)) {
this->LogError(GenT::MOC,
cmStrCat(this->MessagePath(sourceFile.FileName),
"\ncontains a ", Quoted(parseData.Macro),
" macro, but does not include ",
this->MessagePath(sourceBase + ".moc"),
"!\nConsider to\n - add #include \"", sourceBase,
".moc\"\n - enable SKIP_AUTOMOC for this file"));
return false;
}
// Evaluate "moc_" includes
for (IncludeKeyT const& incKey : parseData.Include.Underscore) {
SourceFileHandleT headerHandle;
{
std::string const headerBase = cmStrCat(incKey.Dir, incKey.Base);
if (!this->FindIncludedHeader(headerHandle, sourceDirPrefix,
headerBase)) {
this->LogError(
GenT::MOC,
cmStrCat(this->MessagePath(sourceFile.FileName),
"\nincludes the moc file ", this->MessagePath(incKey.Key),
",\nbut a header ", this->MessageHeader(headerBase),
"\ncould not be found "
"in the following directories\n",
this->MessageSearchLocations()));
return false;
}
}
// The include might be handled differently in relaxed mode
if (relaxedMode && !sourceIncludesDotMoc && !parseData.Macro.empty() &&
(incKey.Base == sourceBase)) {
// The <BASE>.cpp file includes a Qt macro but does not include the
// <BASE>.moc file. In this case, the moc_<BASE>.cpp should probably
// be generated from <BASE>.cpp instead of <BASE>.h, because otherwise
// it won't build. But warn, since this is not how it is supposed to be
// used. This is for KDE4 compatibility.
// Issue a warning
this->Log().Warning(
GenT::MOC,
cmStrCat(this->MessagePath(sourceFile.FileName), "\ncontains a ",
Quoted(parseData.Macro), " macro, but does not include ",
this->MessagePath(sourceBase + ".moc"),
".\nInstead it includes ", this->MessagePath(incKey.Key),
".\nRunning moc on the source\n ",
this->MessagePath(sourceFile.FileName), "!\nBetter include ",
this->MessagePath(sourceBase + ".moc"),
" for compatibility with regular mode.\n",
"This is a CMAKE_AUTOMOC_RELAXED_MODE warning.\n"));
// Create mapping
if (!this->RegisterIncluded(incKey.Key, source, source)) {
return false;
}
continue;
}
// Check if header is skipped
if (this->MocConst().skipped(headerHandle->FileName)) {
continue;
}
// Create mapping
if (!this->RegisterIncluded(incKey.Key, source, std::move(headerHandle))) {
return false;
}
}
// Evaluate ".moc" includes
if (relaxedMode) {
// Relaxed mode
for (IncludeKeyT const& incKey : parseData.Include.Dot) {
// Check if this is the sources own .moc file
bool const ownMoc = (incKey.Base == sourceBase);
if (ownMoc && !parseData.Macro.empty()) {
// Create mapping for the regular use case
if (!this->RegisterIncluded(incKey.Key, source, source)) {
return false;
}
continue;
}
// Try to find a header instead but issue a warning.
// This is for KDE4 compatibility.
SourceFileHandleT headerHandle;
{
std::string const headerBase = cmStrCat(incKey.Dir, incKey.Base);
if (!this->FindIncludedHeader(headerHandle, sourceDirPrefix,
headerBase)) {
this->LogError(
GenT::MOC,
cmStrCat(
this->MessagePath(sourceFile.FileName),
"\nincludes the moc file ", this->MessagePath(incKey.Key),
",\nwhich seems to be the moc file from a different source "
"file.\nCMAKE_AUTOMOC_RELAXED_MODE:\nAlso a matching header ",
this->MessageHeader(headerBase),
"\ncould not be found in the following directories\n",
this->MessageSearchLocations()));
return false;
}
}
// Check if header is skipped
if (this->MocConst().skipped(headerHandle->FileName)) {
continue;
}
// Issue a warning
if (ownMoc && parseData.Macro.empty()) {
this->Log().Warning(
GenT::MOC,
cmStrCat(
this->MessagePath(sourceFile.FileName), "\nincludes the moc file ",
this->MessagePath(incKey.Key), ", but does not contain a\n",
this->MocConst().MacrosString(),
" macro.\nRunning moc on the header\n ",
this->MessagePath(headerHandle->FileName), "!\nBetter include ",
this->MessagePath("moc_" + incKey.Base + ".cpp"),
" for a compatibility with regular mode.\n",
"This is a CMAKE_AUTOMOC_RELAXED_MODE warning.\n"));
} else {
this->Log().Warning(
GenT::MOC,
cmStrCat(
this->MessagePath(sourceFile.FileName), "\nincludes the moc file ",
this->MessagePath(incKey.Key), " instead of ",
this->MessagePath("moc_" + incKey.Base + ".cpp"),
".\nRunning moc on the header\n ",
this->MessagePath(headerHandle->FileName), "!\nBetter include ",
this->MessagePath("moc_" + incKey.Base + ".cpp"),
" for compatibility with regular mode.\n",
"This is a CMAKE_AUTOMOC_RELAXED_MODE warning.\n"));
}
// Create mapping
if (!this->RegisterIncluded(incKey.Key, source,
std::move(headerHandle))) {
return false;
}
}
} else {
// Strict mode
for (IncludeKeyT const& incKey : parseData.Include.Dot) {
// Check if this is the sources own .moc file
bool const ownMoc = (incKey.Base == sourceBase);
if (!ownMoc) {
// Don't allow <BASE>.moc include other than own in regular mode
this->LogError(
GenT::MOC,
cmStrCat(this->MessagePath(sourceFile.FileName),
"\nincludes the moc file ", this->MessagePath(incKey.Key),
",\nwhich seems to be the moc file from a different "
"source file.\nThis is not supported. Include ",
this->MessagePath(sourceBase + ".moc"),
" to run moc on this source file."));
return false;
}
// Accept but issue a warning if moc isn't required
if (parseData.Macro.empty()) {
this->Log().Warning(
GenT::MOC,
cmStrCat(this->MessagePath(sourceFile.FileName),
"\nincludes the moc file ", this->MessagePath(incKey.Key),
", but does not contain a ",
this->MocConst().MacrosString(), " macro."));
}
// Create mapping
if (!this->RegisterIncluded(incKey.Key, source, source)) {
return false;
}
}
}
return true;
}
bool cmQtAutoMocUicT::JobEvalCacheMocT::FindIncludedHeader(
SourceFileHandleT& headerHandle, cm::string_view includerDir,
cm::string_view includeBase)
{
// Clear search locations
this->SearchLocations.clear();
auto findHeader = [this,
&headerHandle](std::string const& basePath) -> bool {
bool found = false;
for (std::string const& ext : this->BaseConst().HeaderExtensions) {
std::string const testPath =
this->Gen()->CollapseFullPathTS(cmStrCat(basePath, '.', ext));
cmFileTime fileTime;
if (!fileTime.Load(testPath)) {
// File not found
continue;
}
// Return a known file if it exists already
{
auto it = this->BaseEval().Headers.find(testPath);
if (it != this->BaseEval().Headers.end()) {
headerHandle = it->second;
found = true;
break;
}
}
// Created and return discovered file entry
{
SourceFileHandleT& handle =
this->MocEval().HeadersDiscovered[testPath];
if (!handle) {
handle = std::make_shared<SourceFileT>(testPath);
handle->FileTime = fileTime;
handle->IsHeader = true;
handle->Moc = true;
}
headerHandle = handle;
found = true;
break;
}
}
if (!found) {
this->SearchLocations.emplace_back(cmQtAutoGen::ParentDir(basePath));
}
return found;
};
// Search in vicinity of the source
if (findHeader(cmStrCat(includerDir, includeBase))) {
return true;
}
// Search in include directories
auto const& includePaths = this->MocConst().IncludePaths;
return std::any_of(
includePaths.begin(), includePaths.end(),
[&findHeader, &includeBase](std::string const& path) -> bool {
return findHeader(cmStrCat(path, '/', includeBase));
});
}
bool cmQtAutoMocUicT::JobEvalCacheMocT::RegisterIncluded(
std::string const& includeString, SourceFileHandleT includerFileHandle,
SourceFileHandleT sourceFileHandle) const
{
// Check if this file is already included
MappingHandleT& handle = this->MocEval().Includes[includeString];
if (handle) {
// Check if the output file would be generated from different source files
if (handle->SourceFile != sourceFileHandle) {
std::string files =
cmStrCat(" ", this->MessagePath(includerFileHandle->FileName), '\n');
for (auto const& item : handle->IncluderFiles) {
files += cmStrCat(" ", this->MessagePath(item->FileName), '\n');
}
this->LogError(
GenT::MOC,
cmStrCat("The source files\n", files,
"contain the same include string ",
this->MessagePath(includeString),
", but\nthe moc file would be generated from different "
"source files\n ",
this->MessagePath(sourceFileHandle->FileName), " and\n ",
this->MessagePath(handle->SourceFile->FileName),
".\nConsider to\n"
" - not include the \"moc_<NAME>.cpp\" file\n"
" - add a directory prefix to a \"<NAME>.moc\" include "
"(e.g \"sub/<NAME>.moc\")\n"
" - rename the source file(s)\n"));
return false;
}
// The same mapping already exists. Just add to the includers list.
handle->IncluderFiles.emplace_back(std::move(includerFileHandle));
return true;
}
// Create a new mapping
handle = std::make_shared<MappingT>();
handle->IncludeString = includeString;
handle->IncluderFiles.emplace_back(std::move(includerFileHandle));
handle->SourceFile = std::move(sourceFileHandle);
handle->OutputFile = this->Gen()->AbsoluteIncludePath(includeString);
// Register mapping in sources/headers map
this->RegisterMapping(handle);
return true;
}
void cmQtAutoMocUicT::JobEvalCacheMocT::RegisterMapping(
MappingHandleT mappingHandle) const
{
auto& regMap = mappingHandle->SourceFile->IsHeader
? this->MocEval().HeaderMappings
: this->MocEval().SourceMappings;
// Check if source file already gets mapped
auto& regHandle = regMap[mappingHandle->SourceFile->FileName];
if (!regHandle) {
// Yet unknown mapping
regHandle = std::move(mappingHandle);
} else {
// Mappings with include string override those without
if (!mappingHandle->IncludeString.empty()) {
regHandle = std::move(mappingHandle);
}
}
}
std::string cmQtAutoMocUicT::JobEvalCacheMocT::MessageHeader(
cm::string_view headerBase) const
{
return this->MessagePath(cmStrCat(
headerBase, ".{", cmJoin(this->BaseConst().HeaderExtensions, ","), '}'));
}
void cmQtAutoMocUicT::JobEvalCacheUicT::Process()
{
// Prepare buffers
this->SearchLocations.reserve((this->UicConst().SearchPaths.size() + 1) * 2);
// Evaluate headers
for (auto const& pair : this->BaseEval().Headers) {
if (!this->EvalFile(pair.second)) {
return;
}
}
// Evaluate sources
for (auto const& pair : this->BaseEval().Sources) {
if (!this->EvalFile(pair.second)) {
return;
}
}
}
bool cmQtAutoMocUicT::JobEvalCacheUicT::EvalFile(
SourceFileHandleT const& sourceFileHandle)
{
SourceFileT const& sourceFile = *sourceFileHandle;
auto const& Include = sourceFile.ParseData->Uic.Include;
if (!sourceFile.Uic || Include.empty()) {
return true;
}
std::string const sourceDirPrefix = SubDirPrefix(sourceFile.FileName);
return std::all_of(
Include.begin(), Include.end(),
[this, &sourceDirPrefix, &sourceFile,
&sourceFileHandle](IncludeKeyT const& incKey) -> bool {
// Find .ui file
this->UiName = cmStrCat(incKey.Base, ".ui");
if (!this->FindIncludedUi(sourceDirPrefix, incKey.Dir)) {
this->LogError(
GenT::UIC,
cmStrCat(this->MessagePath(sourceFile.FileName),
"\nincludes the uic file ", this->MessagePath(incKey.Key),
",\nbut the user interface file ",
this->MessagePath(this->UiName),
"\ncould not be found in the following directories\n",
this->MessageSearchLocations()));
return false;
}
// Check if the file is skipped
if (this->UicConst().skipped(this->UiFileHandle->FileName)) {
return true;
}
// Register mapping
return this->RegisterMapping(incKey.Key, sourceFileHandle);
});
}
bool cmQtAutoMocUicT::JobEvalCacheUicT::FindIncludedUi(
cm::string_view sourceDirPrefix, cm::string_view includePrefix)
{
// Clear locations buffer
this->SearchLocations.clear();
auto findUi = [this](std::string const& testPath) -> bool {
std::string const fullPath = this->Gen()->CollapseFullPathTS(testPath);
cmFileTime fileTime;
if (!fileTime.Load(fullPath)) {
this->SearchLocations.emplace_back(cmQtAutoGen::ParentDir(fullPath));
return false;
}
// .ui file found in files system!
// Get or create .ui file handle
SourceFileHandleT& handle = this->UicEval().UiFiles[fullPath];
if (!handle) {
// The file wasn't registered, yet
handle = std::make_shared<SourceFileT>(fullPath);
handle->FileTime = fileTime;
}
this->UiFileHandle = handle;
return true;
};
// Vicinity of the source
if (!includePrefix.empty()) {
if (findUi(cmStrCat(sourceDirPrefix, includePrefix, this->UiName))) {
return true;
}
}
if (findUi(cmStrCat(sourceDirPrefix, this->UiName))) {
return true;
}
// Additional AUTOUIC search paths
auto const& searchPaths = this->UicConst().SearchPaths;
if (!searchPaths.empty()) {
for (std::string const& sPath : searchPaths) {
if (findUi(cmStrCat(sPath, '/', this->UiName))) {
return true;
}
}
if (!includePrefix.empty()) {
for (std::string const& sPath : searchPaths) {
if (findUi(cmStrCat(sPath, '/', includePrefix, this->UiName))) {
return true;
}
}
}
}
return false;
}
bool cmQtAutoMocUicT::JobEvalCacheUicT::RegisterMapping(
std::string const& includeString, SourceFileHandleT includerFileHandle)
{
auto& Includes = this->Gen()->UicEval().Includes;
auto it = Includes.find(includeString);
if (it != Includes.end()) {
MappingHandleT const& handle = it->second;
if (handle->SourceFile != this->UiFileHandle) {
// The output file already gets generated - from a different .ui file!
std::string files =
cmStrCat(" ", this->MessagePath(includerFileHandle->FileName), '\n');
for (auto const& item : handle->IncluderFiles) {
files += cmStrCat(" ", this->MessagePath(item->FileName), '\n');
}
this->LogError(
GenT::UIC,
cmStrCat(
"The source files\n", files, "contain the same include string ",
Quoted(includeString),
", but\nthe uic file would be generated from different "
"user interface files\n ",
this->MessagePath(this->UiFileHandle->FileName), " and\n ",
this->MessagePath(handle->SourceFile->FileName),
".\nConsider to\n"
" - add a directory prefix to a \"ui_<NAME>.h\" include "
"(e.g \"sub/ui_<NAME>.h\")\n"
" - rename the <NAME>.ui file(s) and adjust the \"ui_<NAME>.h\" "
"include(s)\n"));
return false;
}
// Add includer file to existing mapping
handle->IncluderFiles.emplace_back(std::move(includerFileHandle));
} else {
// New mapping handle
MappingHandleT handle = std::make_shared<MappingT>();
handle->IncludeString = includeString;
handle->IncluderFiles.emplace_back(std::move(includerFileHandle));
handle->SourceFile = this->UiFileHandle;
handle->OutputFile = this->Gen()->AbsoluteIncludePath(includeString);
// Register mapping
Includes.emplace(includeString, std::move(handle));
}
return true;
}
void cmQtAutoMocUicT::JobEvalCacheFinishT::Process()
{
// Add discovered header parse jobs
this->Gen()->CreateParseJobs<JobParseHeaderT>(
this->MocEval().HeadersDiscovered);
// Add dependency probing jobs
{
// Add fence job to ensure all parsing has finished
this->Gen()->WorkerPool().EmplaceJob<JobFenceT>();
if (this->MocConst().Enabled) {
this->Gen()->WorkerPool().EmplaceJob<JobProbeDepsMocT>();
}
if (this->UicConst().Enabled) {
this->Gen()->WorkerPool().EmplaceJob<JobProbeDepsUicT>();
}
// Add probe finish job
this->Gen()->WorkerPool().EmplaceJob<JobProbeDepsFinishT>();
}
}
void cmQtAutoMocUicT::JobProbeDepsMocT::Process()
{
// Create moc header jobs
for (auto const& pair : this->MocEval().HeaderMappings) {
// Register if this mapping is a candidate for mocs_compilation.cpp
bool const compFile = pair.second->IncludeString.empty();
if (compFile) {
this->MocEval().CompFiles.emplace_back(
pair.second->SourceFile->BuildPath);
}
if (!this->Generate(pair.second, compFile)) {
return;
}
}
// Create moc source jobs
for (auto const& pair : this->MocEval().SourceMappings) {
if (!this->Generate(pair.second, false)) {
return;
}
}
}
bool cmQtAutoMocUicT::JobProbeDepsMocT::Generate(MappingHandleT const& mapping,
bool compFile) const
{
std::unique_ptr<std::string> reason;
if (this->Log().Verbose()) {
reason = cm::make_unique<std::string>();
}
if (this->Probe(*mapping, reason.get())) {
// Register the parent directory for creation
this->MocEval().OutputDirs.emplace(
cmQtAutoGen::ParentDir(mapping->OutputFile));
// Fetch the cache entry for the source file
std::string const& sourceFile = mapping->SourceFile->FileName;
ParseCacheT::GetOrInsertT cacheEntry =
this->BaseEval().ParseCache.GetOrInsert(sourceFile);
// Add moc job
this->Gen()->WorkerPool().EmplaceJob<JobCompileMocT>(
mapping, std::move(reason), std::move(cacheEntry.first));
// Check if a moc job for a mocs_compilation.cpp entry was generated
if (compFile) {
this->MocEval().CompUpdated = true;
}
}
return true;
}
bool cmQtAutoMocUicT::JobProbeDepsMocT::Probe(MappingT const& mapping,
std::string* reason) const
{
std::string const& sourceFile = mapping.SourceFile->FileName;
std::string const& outputFile = mapping.OutputFile;
// Test if the output file exists
cmFileTime outputFileTime;
if (!outputFileTime.Load(outputFile)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because it doesn't exist, from ",
this->MessagePath(sourceFile));
}
return true;
}
// Test if any setting changed
if (this->MocConst().SettingsChanged) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because the moc settings changed, from ",
this->MessagePath(sourceFile));
}
return true;
}
// Test if the source file is newer
if (outputFileTime.Older(mapping.SourceFile->FileTime)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because it's older than its source file, from ",
this->MessagePath(sourceFile));
}
return true;
}
// Test if the moc_predefs file is newer
if (!this->MocConst().PredefsFileAbs.empty()) {
if (outputFileTime.Older(this->MocEval().PredefsTime)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because it's older than ",
this->MessagePath(this->MocConst().PredefsFileAbs),
", from ", this->MessagePath(sourceFile));
}
return true;
}
}
// Test if the moc executable is newer
if (outputFileTime.Older(this->MocConst().ExecutableTime)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because it's older than the moc executable, from ",
this->MessagePath(sourceFile));
}
return true;
}
// Test if a dependency file is newer
{
// Check dependency timestamps
std::string const sourceDir = SubDirPrefix(sourceFile);
auto& dependencies = mapping.SourceFile->ParseData->Moc.Depends;
for (auto it = dependencies.begin(); it != dependencies.end(); ++it) {
auto& dep = *it;
// Find dependency file
auto const depMatch = this->FindDependency(sourceDir, dep);
if (depMatch.first.empty()) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
" from ", this->MessagePath(sourceFile),
", because its dependency ",
this->MessagePath(dep), " vanished.");
}
dependencies.erase(it);
this->BaseEval().ParseCacheChanged = true;
return true;
}
// Test if dependency file is older
if (outputFileTime.Older(depMatch.second)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because it's older than its dependency file ",
this->MessagePath(depMatch.first), ", from ",
this->MessagePath(sourceFile));
}
return true;
}
}
}
return false;
}
std::pair<std::string, cmFileTime>
cmQtAutoMocUicT::JobProbeDepsMocT::FindDependency(
std::string const& sourceDir, std::string const& includeString) const
{
using ResPair = std::pair<std::string, cmFileTime>;
// moc's dependency file contains absolute paths
if (this->MocConst().CanOutputDependencies) {
ResPair res{ includeString, {} };
if (res.second.Load(res.first)) {
return res;
}
return {};
}
// Search in vicinity of the source
{
ResPair res{ sourceDir + includeString, {} };
if (res.second.Load(res.first)) {
return res;
}
}
// Search in include directories
for (std::string const& includePath : this->MocConst().IncludePaths) {
ResPair res{ cmStrCat(includePath, '/', includeString), {} };
if (res.second.Load(res.first)) {
return res;
}
}
// Return empty
return ResPair();
}
void cmQtAutoMocUicT::JobProbeDepsUicT::Process()
{
for (auto const& pair : this->Gen()->UicEval().Includes) {
MappingHandleT const& mapping = pair.second;
std::unique_ptr<std::string> reason;
if (this->Log().Verbose()) {
reason = cm::make_unique<std::string>();
}
if (!this->Probe(*mapping, reason.get())) {
continue;
}
// Register the parent directory for creation
this->UicEval().OutputDirs.emplace(
cmQtAutoGen::ParentDir(mapping->OutputFile));
// Add uic job
this->Gen()->WorkerPool().EmplaceJob<JobCompileUicT>(mapping,
std::move(reason));
}
}
bool cmQtAutoMocUicT::JobProbeDepsUicT::Probe(MappingT const& mapping,
std::string* reason) const
{
std::string const& sourceFile = mapping.SourceFile->FileName;
std::string const& outputFile = mapping.OutputFile;
// Test if the build file exists
cmFileTime outputFileTime;
if (!outputFileTime.Load(outputFile)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because it doesn't exist, from ",
this->MessagePath(sourceFile));
}
return true;
}
// Test if the uic settings changed
if (this->UicConst().SettingsChanged) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because the uic settings changed, from ",
this->MessagePath(sourceFile));
}
return true;
}
// Test if the source file is newer
if (outputFileTime.Older(mapping.SourceFile->FileTime)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
" because it's older than the source file ",
this->MessagePath(sourceFile));
}
return true;
}
// Test if the uic executable is newer
if (outputFileTime.Older(this->UicConst().ExecutableTime)) {
if (reason) {
*reason = cmStrCat("Generating ", this->MessagePath(outputFile),
", because it's older than the uic executable, from ",
this->MessagePath(sourceFile));
}
return true;
}
return false;
}
void cmQtAutoMocUicT::JobProbeDepsFinishT::Process()
{
// Create output directories
{
using StringSet = std::unordered_set<std::string>;
auto createDirs = [this](GenT genType, StringSet const& dirSet) {
for (std::string const& dirName : dirSet) {
if (!cmSystemTools::MakeDirectory(dirName)) {
this->LogError(genType,
cmStrCat("Creating directory ",
this->MessagePath(dirName), " failed."));
return;
}
}
};
if (this->MocConst().Enabled && this->UicConst().Enabled) {
StringSet outputDirs = this->MocEval().OutputDirs;
outputDirs.insert(this->UicEval().OutputDirs.begin(),
this->UicEval().OutputDirs.end());
createDirs(GenT::GEN, outputDirs);
} else if (this->MocConst().Enabled) {
createDirs(GenT::MOC, this->MocEval().OutputDirs);
} else if (this->UicConst().Enabled) {
createDirs(GenT::UIC, this->UicEval().OutputDirs);
}
}
if (this->MocConst().Enabled) {
// Add mocs compilations job
this->Gen()->WorkerPool().EmplaceJob<JobMocsCompilationT>();
}
if (!this->BaseConst().DepFile.empty()) {
// Add job to merge dep files
this->Gen()->WorkerPool().EmplaceJob<JobDepFilesMergeT>();
}
// Add finish job
this->Gen()->WorkerPool().EmplaceJob<JobFinishT>();
}
void cmQtAutoMocUicT::JobCompileMocT::Process()
{
std::string const& sourceFile = this->Mapping->SourceFile->FileName;
std::string const& outputFile = this->Mapping->OutputFile;
// Remove output file in case the case of the source file has changed
cmSystemTools::RemoveFile(outputFile);
// Compose moc command
std::vector<std::string> cmd;
{
// Reserve large enough
cmd.reserve(this->MocConst().OptionsDefinitions.size() +
this->MocConst().OptionsIncludes.size() +
this->MocConst().OptionsExtra.size() + 16);
cmd.push_back(this->MocConst().Executable);
// Add definitions
cm::append(cmd, this->MocConst().OptionsDefinitions);
// Add includes
cm::append(cmd, this->MocConst().OptionsIncludes);
// Add predefs include
if (!this->MocConst().PredefsFileAbs.empty()) {
cmd.emplace_back("--include");
cmd.push_back(this->MocConst().PredefsFileAbs);
}
// Add path prefix on demand
if (this->MocConst().PathPrefix && this->Mapping->SourceFile->IsHeader) {
for (std::string const& dir : this->MocConst().IncludePaths) {
cm::string_view prefix = sourceFile;
if (cmHasPrefix(prefix, dir)) {
prefix.remove_prefix(dir.size());
if (cmHasPrefix(prefix, '/')) {
prefix.remove_prefix(1);
auto slashPos = prefix.rfind('/');
if (slashPos != cm::string_view::npos) {
cmd.emplace_back("-p");
cmd.emplace_back(prefix.substr(0, slashPos));
} else {
cmd.emplace_back("-p");
cmd.emplace_back("./");
}
break;
}
}
}
}
// Add extra options
cm::append(cmd, this->MocConst().OptionsExtra);
if (this->MocConst().CanOutputDependencies) {
cmd.emplace_back("--output-dep-file");
}
// Add output file
cmd.emplace_back("-o");
cmd.push_back(outputFile);
// Add source file
cmd.push_back(sourceFile);
MaybeWriteResponseFile(outputFile, cmd);
MaybePrependCmdExe(cmd);
}
// Execute moc command
cmWorkerPool::ProcessResultT result;
if (!this->RunProcess(GenT::MOC, result, cmd, this->Reason.get())) {
// Moc command failed
std::string includers;
if (!this->Mapping->IncluderFiles.empty()) {
includers = "included by\n";
for (auto const& item : this->Mapping->IncluderFiles) {
includers += cmStrCat(" ", this->MessagePath(item->FileName), '\n');
}
}
this->LogCommandError(GenT::MOC,
cmStrCat("The moc process failed to compile\n ",
this->MessagePath(sourceFile), "\ninto\n ",
this->MessagePath(outputFile), '\n',
includers, result.ErrorMessage),
cmd, result.StdOut);
return;
}
// Moc command success. Print moc output.
if (!result.StdOut.empty()) {
this->Log().Info(GenT::MOC, result.StdOut);
}
// Extract dependencies from the dep file moc generated for us
if (this->MocConst().CanOutputDependencies) {
const std::string depfile = outputFile + ".d";
if (this->Log().Verbose()) {
this->Log().Info(
GenT::MOC, "Reading dependencies from " + this->MessagePath(depfile));
}
if (!cmSystemTools::FileExists(depfile)) {
this->Log().Warning(GenT::MOC,
"Dependency file " + this->MessagePath(depfile) +
" does not exist.");
return;
}
this->CacheEntry->Moc.Depends =
this->Gen()->dependenciesFromDepFile(depfile.c_str());
}
}
void cmQtAutoMocUicT::JobCompileUicT::Process()
{
std::string const& sourceFile = this->Mapping->SourceFile->FileName;
std::string const& outputFile = this->Mapping->OutputFile;
// Compose uic command
std::vector<std::string> cmd;
cmd.push_back(this->UicConst().Executable);
{
std::vector<std::string> allOpts = this->UicConst().Options;
auto optionIt = this->UicConst().UiFiles.find(sourceFile);
if (optionIt != this->UicConst().UiFiles.end()) {
UicMergeOptions(allOpts, optionIt->second.Options,
(this->BaseConst().QtVersion.Major >= 5));
}
cm::append(cmd, allOpts);
}
cmd.emplace_back("-o");
cmd.emplace_back(outputFile);
cmd.emplace_back(sourceFile);
MaybePrependCmdExe(cmd);
cmWorkerPool::ProcessResultT result;
if (this->RunProcess(GenT::UIC, result, cmd, this->Reason.get())) {
// Uic command success
// Print uic output
if (!result.StdOut.empty()) {
this->Log().Info(GenT::UIC, result.StdOut);
}
} else {
// Uic command failed
std::string includers;
for (auto const& item : this->Mapping->IncluderFiles) {
includers += cmStrCat(" ", this->MessagePath(item->FileName), '\n');
}
this->LogCommandError(GenT::UIC,
cmStrCat("The uic process failed to compile\n ",
this->MessagePath(sourceFile), "\ninto\n ",
this->MessagePath(outputFile),
"\nincluded by\n", includers,
result.ErrorMessage),
cmd, result.StdOut);
}
}
void cmQtAutoMocUicT::JobMocsCompilationT::Process()
{
std::string const& compAbs = this->MocConst().CompFileAbs;
// Compose mocs compilation file content
std::string content =
"// This file is autogenerated. Changes will be overwritten.\n";
if (this->MocEval().CompFiles.empty()) {
// Placeholder content
content += "// No files found that require moc or the moc files are "
"included\n"
"enum some_compilers { need_more_than_nothing };\n";
} else {
// Valid content
const bool mc = this->BaseConst().MultiConfig;
cm::string_view const wrapFront = mc ? "#include <" : "#include \"";
cm::string_view const wrapBack = mc ? ">\n" : "\"\n";
content += cmWrap(wrapFront, this->MocEval().CompFiles, wrapBack, "");
}
if (cmQtAutoGenerator::FileDiffers(compAbs, content)) {
// Actually write mocs compilation file
if (this->Log().Verbose()) {
this->Log().Info(
GenT::MOC, "Generating MOC compilation " + this->MessagePath(compAbs));
}
if (!FileWrite(compAbs, content)) {
this->LogError(GenT::MOC,
cmStrCat("Writing MOC compilation ",
this->MessagePath(compAbs), " failed."));
}
} else if (this->MocEval().CompUpdated) {
// Only touch mocs compilation file
if (this->Log().Verbose()) {
this->Log().Info(
GenT::MOC, "Touching MOC compilation " + this->MessagePath(compAbs));
}
if (!cmSystemTools::Touch(compAbs, false)) {
this->LogError(GenT::MOC,
cmStrCat("Touching MOC compilation ",
this->MessagePath(compAbs), " failed."));
}
}
}
/*
* Escapes paths for Ninja depfiles.
* This is a re-implementation of what moc does when writing depfiles.
*/
std::string escapeDependencyPath(cm::string_view path)
{
std::string escapedPath;
escapedPath.reserve(path.size());
const size_t s = path.size();
int backslashCount = 0;
for (size_t i = 0; i < s; ++i) {
if (path[i] == '\\') {
++backslashCount;
} else {
if (path[i] == '$') {
escapedPath.push_back('$');
} else if (path[i] == '#') {
escapedPath.push_back('\\');
} else if (path[i] == ' ') {
// Double the amount of written backslashes,
// and add one more to escape the space.
while (backslashCount-- >= 0) {
escapedPath.push_back('\\');
}
}
backslashCount = 0;
}
escapedPath.push_back(path[i]);
}
return escapedPath;
}
/*
* Return the initial dependencies of the merged depfile.
* Those are dependencies from the project files, not from moc runs.
*/
std::vector<std::string>
cmQtAutoMocUicT::JobDepFilesMergeT::initialDependencies() const
{
std::vector<std::string> dependencies;
dependencies.reserve(this->BaseConst().ListFiles.size() +
this->BaseEval().Headers.size() +
this->BaseEval().Sources.size());
cm::append(dependencies, this->BaseConst().ListFiles);
auto append_file_path =
[&dependencies](const SourceFileMapT::value_type& p) {
dependencies.push_back(p.first);
};
std::for_each(this->BaseEval().Headers.begin(),
this->BaseEval().Headers.end(), append_file_path);
std::for_each(this->BaseEval().Sources.begin(),
this->BaseEval().Sources.end(), append_file_path);
return dependencies;
}
void cmQtAutoMocUicT::JobDepFilesMergeT::Process()
{
if (this->Log().Verbose()) {
this->Log().Info(GenT::MOC,
cmStrCat("Merging MOC dependencies into ",
this->MessagePath(this->BaseConst().DepFile)));
}
auto processDepFile =
[this](const std::string& mocOutputFile) -> std::vector<std::string> {
std::string f = mocOutputFile + ".d";
if (!cmSystemTools::FileExists(f)) {
return {};
}
return this->Gen()->dependenciesFromDepFile(f.c_str());
};
std::vector<std::string> dependencies = this->initialDependencies();
ParseCacheT& parseCache = this->BaseEval().ParseCache;
auto processMappingEntry = [&](const MappingMapT::value_type& m) {
auto cacheEntry = parseCache.GetOrInsert(m.first);
if (cacheEntry.first->Moc.Depends.empty()) {
cacheEntry.first->Moc.Depends = processDepFile(m.second->OutputFile);
}
dependencies.insert(dependencies.end(),
cacheEntry.first->Moc.Depends.begin(),
cacheEntry.first->Moc.Depends.end());
};
std::for_each(this->MocEval().HeaderMappings.begin(),
this->MocEval().HeaderMappings.end(), processMappingEntry);
std::for_each(this->MocEval().SourceMappings.begin(),
this->MocEval().SourceMappings.end(), processMappingEntry);
// Remove SKIP_AUTOMOC files.
// Also remove AUTOUIC header files to avoid cyclic dependency.
dependencies.erase(
std::remove_if(dependencies.begin(), dependencies.end(),
[this](const std::string& dep) {
return this->MocConst().skipped(dep) ||
std::any_of(
this->UicEval().Includes.begin(),
this->UicEval().Includes.end(),
[&dep](MappingMapT::value_type const& mapping) {
return dep == mapping.second->OutputFile;
});
}),
dependencies.end());
// Remove duplicates to make the depfile smaller
std::sort(dependencies.begin(), dependencies.end());
dependencies.erase(std::unique(dependencies.begin(), dependencies.end()),
dependencies.end());
// Add form files
for (const auto& uif : this->UicEval().UiFiles) {
dependencies.push_back(uif.first);
}
// Write the file
cmsys::ofstream ofs;
ofs.open(this->BaseConst().DepFile.c_str(),
(std::ios::out | std::ios::binary | std::ios::trunc));
if (!ofs) {
this->LogError(GenT::GEN,
cmStrCat("Cannot open ",
this->MessagePath(this->BaseConst().DepFile),
" for writing."));
return;
}
ofs << this->BaseConst().DepFileRuleName << ": \\\n";
for (const std::string& file : dependencies) {
ofs << '\t' << escapeDependencyPath(file) << " \\\n";
if (!ofs.good()) {
this->LogError(GenT::GEN,
cmStrCat("Writing depfile",
this->MessagePath(this->BaseConst().DepFile),
" failed."));
return;
}
}
// Add the CMake executable to re-new cache data if necessary.
// Also, this is the last entry, so don't add a backslash.
ofs << '\t' << escapeDependencyPath(this->BaseConst().CMakeExecutable)
<< '\n';
}
void cmQtAutoMocUicT::JobFinishT::Process()
{
this->Gen()->AbortSuccess();
}
cmQtAutoMocUicT::cmQtAutoMocUicT()
: cmQtAutoGenerator(GenT::GEN)
{
}
cmQtAutoMocUicT::~cmQtAutoMocUicT() = default;
bool cmQtAutoMocUicT::InitFromInfo(InfoT const& info)
{
// -- Required settings
if (!info.GetBool("MULTI_CONFIG", this->BaseConst_.MultiConfig, true) ||
!info.GetBool("CROSS_CONFIG", this->BaseConst_.CrossConfig, true) ||
!info.GetBool("USE_BETTER_GRAPH", this->BaseConst_.UseBetterGraph,
true) ||
!info.GetUInt("QT_VERSION_MAJOR", this->BaseConst_.QtVersion.Major,
true) ||
!info.GetUInt("QT_VERSION_MINOR", this->BaseConst_.QtVersion.Minor,
true) ||
!info.GetUInt("PARALLEL", this->BaseConst_.ThreadCount, false) ||
#ifdef _WIN32
!info.GetUInt("AUTOGEN_COMMAND_LINE_LENGTH_MAX",
this->BaseConst_.MaxCommandLineLength, false) ||
#endif
!info.GetString("BUILD_DIR", this->BaseConst_.AutogenBuildDir, true) ||
!info.GetStringConfig("INCLUDE_DIR", this->BaseConst_.AutogenIncludeDir,
true) ||
!info.GetString("CMAKE_EXECUTABLE", this->BaseConst_.CMakeExecutable,
true) ||
!info.GetStringConfig("PARSE_CACHE_FILE",
this->BaseConst_.ParseCacheFile, true) ||
!info.GetStringConfig("SETTINGS_FILE", this->SettingsFile_, true) ||
!info.GetArray("CMAKE_LIST_FILES", this->BaseConst_.ListFiles, true) ||
!info.GetArray("HEADER_EXTENSIONS", this->BaseConst_.HeaderExtensions,
true)) {
return false;
}
if (this->BaseConst().UseBetterGraph) {
if (!info.GetStringConfig("DEP_FILE", this->BaseConst_.DepFile, false) ||
!info.GetStringConfig("DEP_FILE_RULE_NAME",
this->BaseConst_.DepFileRuleName, false)) {
return false;
}
if (this->BaseConst_.CrossConfig) {
std::string const mocExecutableWithConfig =
"QT_MOC_EXECUTABLE_" + this->ExecutableConfig();
std::string const uicExecutableWithConfig =
"QT_UIC_EXECUTABLE_" + this->ExecutableConfig();
if (!info.GetString(mocExecutableWithConfig, this->MocConst_.Executable,
false) ||
!info.GetString(uicExecutableWithConfig, this->UicConst_.Executable,
false)) {
return false;
}
} else {
if (!info.GetStringConfig("QT_MOC_EXECUTABLE",
this->MocConst_.Executable, false) ||
!info.GetStringConfig("QT_UIC_EXECUTABLE",
this->UicConst_.Executable, false)) {
return false;
}
}
} else {
if (!info.GetString("QT_MOC_EXECUTABLE", this->MocConst_.Executable,
false) ||
!info.GetString("QT_UIC_EXECUTABLE", this->UicConst_.Executable,
false) ||
!info.GetString("DEP_FILE", this->BaseConst_.DepFile, false) ||
!info.GetString("DEP_FILE_RULE_NAME", this->BaseConst_.DepFileRuleName,
false)) {
return false;
}
}
// -- Checks
if (!this->BaseConst_.CMakeExecutableTime.Load(
this->BaseConst_.CMakeExecutable)) {
return info.LogError(
cmStrCat("The CMake executable ",
this->MessagePath(this->BaseConst_.CMakeExecutable),
" does not exist."));
}
// -- Evaluate values
this->BaseConst_.ThreadCount =
std::min(this->BaseConst_.ThreadCount, ParallelMax);
this->WorkerPool_.SetThreadCount(this->BaseConst_.ThreadCount);
// -- Moc
if (!this->MocConst_.Executable.empty()) {
// -- Moc is enabled
this->MocConst_.Enabled = true;
// -- Temporary buffers
struct
{
std::vector<std::string> MacroNames;
std::vector<std::string> DependFilters;
} tmp;
// -- Required settings
if (!info.GetBool("MOC_RELAXED_MODE", this->MocConst_.RelaxedMode,
false) ||
!info.GetBool("MOC_PATH_PREFIX", this->MocConst_.PathPrefix, true) ||
!info.GetArray("MOC_SKIP", this->MocConst_.SkipList, false) ||
!info.GetArrayConfig("MOC_DEFINITIONS", this->MocConst_.Definitions,
false) ||
!info.GetArrayConfig("MOC_INCLUDES", this->MocConst_.IncludePaths,
false) ||
!info.GetArray("MOC_OPTIONS", this->MocConst_.OptionsExtra, false) ||
!info.GetStringConfig("MOC_COMPILATION_FILE",
this->MocConst_.CompFileAbs, true) ||
!info.GetArray("MOC_PREDEFS_CMD", this->MocConst_.PredefsCmd, false) ||
!info.GetStringConfig("MOC_PREDEFS_FILE",
this->MocConst_.PredefsFileAbs,
!this->MocConst_.PredefsCmd.empty()) ||
!info.GetArray("MOC_MACRO_NAMES", tmp.MacroNames, true) ||
!info.GetArray("MOC_DEPEND_FILTERS", tmp.DependFilters, false)) {
return false;
}
// -- Evaluate settings
for (std::string const& item : tmp.MacroNames) {
this->MocConst_.MacroFilters.emplace_back(
item, ("[\n][ \t]*{?[ \t]*" + item).append("[^a-zA-Z0-9_]"));
}
// Can moc output dependencies or do we need to setup dependency filters?
if (this->BaseConst_.QtVersion >= IntegerVersion(5, 15)) {
this->MocConst_.CanOutputDependencies = true;
} else {
Json::Value const& val = info.GetValue("MOC_DEPEND_FILTERS");
if (!val.isArray()) {
return info.LogError("MOC_DEPEND_FILTERS JSON value is not an array.");
}
Json::ArrayIndex const arraySize = val.size();
for (Json::ArrayIndex ii = 0; ii != arraySize; ++ii) {
// Test entry closure
auto testEntry = [&info, ii](bool test, cm::string_view msg) -> bool {
if (!test) {
info.LogError(
cmStrCat("MOC_DEPEND_FILTERS filter ", ii, ": ", msg));
}
return !test;
};
Json::Value const& pairVal = val[ii];
if (testEntry(pairVal.isArray(), "JSON value is not an array.") ||
testEntry(pairVal.size() == 2, "JSON array size invalid.")) {
return false;
}
Json::Value const& keyVal = pairVal[0u];
Json::Value const& expVal = pairVal[1u];
if (testEntry(keyVal.isString(),
"JSON value for keyword is not a string.") ||
testEntry(expVal.isString(),
"JSON value for regular expression is not a string.")) {
return false;
}
std::string const key = keyVal.asString();
std::string const exp = expVal.asString();
if (testEntry(!key.empty(), "Keyword is empty.") ||
testEntry(!exp.empty(), "Regular expression is empty.")) {
return false;
}
this->MocConst_.DependFilters.emplace_back(key, exp);
if (testEntry(
this->MocConst_.DependFilters.back().Exp.is_valid(),
cmStrCat("Regular expression compilation failed.\nKeyword: ",
Quoted(key), "\nExpression: ", Quoted(exp)))) {
return false;
}
}
}
// Check if moc executable exists (by reading the file time)
if (!this->MocConst_.ExecutableTime.Load(this->MocConst_.Executable)) {
return info.LogError(cmStrCat(
"The moc executable ", this->MessagePath(this->MocConst_.Executable),
" does not exist."));
}
}
// -- Uic
if (!this->UicConst_.Executable.empty()) {
// Uic is enabled
this->UicConst_.Enabled = true;
// -- Required settings
if (!info.GetArray("UIC_SKIP", this->UicConst_.SkipList, false) ||
!info.GetArray("UIC_SEARCH_PATHS", this->UicConst_.SearchPaths,
false) ||
!info.GetArrayConfig("UIC_OPTIONS", this->UicConst_.Options, false)) {
return false;
}
// .ui files
{
Json::Value const& val = info.GetValue("UIC_UI_FILES");
if (!val.isArray()) {
return info.LogError("UIC_UI_FILES JSON value is not an array.");
}
Json::ArrayIndex const arraySize = val.size();
for (Json::ArrayIndex ii = 0; ii != arraySize; ++ii) {
// Test entry closure
auto testEntry = [&info, ii](bool test, cm::string_view msg) -> bool {
if (!test) {
info.LogError(cmStrCat("UIC_UI_FILES entry ", ii, ": ", msg));
}
return !test;
};
Json::Value const& entry = val[ii];
if (testEntry(entry.isArray(), "JSON value is not an array.") ||
testEntry(entry.size() == 2, "JSON array size invalid.")) {
return false;
}
Json::Value const& entryName = entry[0u];
Json::Value const& entryOptions = entry[1u];
if (testEntry(entryName.isString(),
"JSON value for name is not a string.") ||
testEntry(entryOptions.isArray(),
"JSON value for options is not an array.")) {
return false;
}
auto& uiFile = this->UicConst_.UiFiles[entryName.asString()];
InfoT::GetJsonArray(uiFile.Options, entryOptions);
}
}
// -- Evaluate settings
// Check if uic executable exists (by reading the file time)
if (!this->UicConst_.ExecutableTime.Load(this->UicConst_.Executable)) {
return info.LogError(cmStrCat(
"The uic executable ", this->MessagePath(this->UicConst_.Executable),
" does not exist."));
}
}
// -- Headers
{
Json::Value const& val = info.GetValue("HEADERS");
if (!val.isArray()) {
return info.LogError("HEADERS JSON value is not an array.");
}
Json::ArrayIndex const arraySize = val.size();
for (Json::ArrayIndex ii = 0; ii != arraySize; ++ii) {
// Test entry closure
auto testEntry = [&info, ii](bool test, cm::string_view msg) -> bool {
if (!test) {
info.LogError(cmStrCat("HEADERS entry ", ii, ": ", msg));
}
return !test;
};
Json::Value const& entry = val[ii];
if (testEntry(entry.isArray(), "JSON value is not an array.") ||
testEntry(entry.size() == 4, "JSON array size invalid.")) {
return false;
}
Json::Value const& entryName = entry[0u];
Json::Value const& entryFlags = entry[1u];
Json::Value const& entryBuild = entry[2u];
Json::Value const& entryConfigs = entry[3u];
if (testEntry(entryName.isString(),
"JSON value for name is not a string.") ||
testEntry(entryFlags.isString(),
"JSON value for flags is not a string.") ||
testEntry(entryConfigs.isNull() || entryConfigs.isArray(),
"JSON value for configs is not null or array.") ||
testEntry(entryBuild.isString(),
"JSON value for build path is not a string.")) {
return false;
}
std::string name = entryName.asString();
std::string flags = entryFlags.asString();
std::string build = entryBuild.asString();
if (testEntry(flags.size() == 2, "Invalid flags string size")) {
return false;
}
if (entryConfigs.isArray()) {
bool configFound = false;
Json::ArrayIndex const configArraySize = entryConfigs.size();
for (Json::ArrayIndex ci = 0; ci != configArraySize; ++ci) {
Json::Value const& config = entryConfigs[ci];
if (testEntry(config.isString(),
"JSON value in config array is not a string.")) {
return false;
}
configFound = configFound || config.asString() == this->InfoConfig();
}
if (!configFound) {
continue;
}
}
cmFileTime fileTime;
if (!fileTime.Load(name)) {
return info.LogError(cmStrCat(
"The header file ", this->MessagePath(name), " does not exist."));
}
SourceFileHandleT sourceHandle = std::make_shared<SourceFileT>(name);
sourceHandle->FileTime = fileTime;
sourceHandle->IsHeader = true;
sourceHandle->Moc = (flags[0] == 'M');
sourceHandle->Uic = (flags[1] == 'U');
if (sourceHandle->Moc && this->MocConst().Enabled) {
if (build.empty()) {
return info.LogError(
cmStrCat("Header file ", ii, " build path is empty"));
}
sourceHandle->BuildPath = std::move(build);
}
this->BaseEval().Headers.emplace(std::move(name),
std::move(sourceHandle));
}
}
// -- Sources
{
Json::Value const& val = info.GetValue("SOURCES");
if (!val.isArray()) {
return info.LogError("SOURCES JSON value is not an array.");
}
Json::ArrayIndex const arraySize = val.size();
for (Json::ArrayIndex ii = 0; ii != arraySize; ++ii) {
// Test entry closure
auto testEntry = [&info, ii](bool test, cm::string_view msg) -> bool {
if (!test) {
info.LogError(cmStrCat("SOURCES entry ", ii, ": ", msg));
}
return !test;
};
Json::Value const& entry = val[ii];
if (testEntry(entry.isArray(), "JSON value is not an array.") ||
testEntry(entry.size() == 3, "JSON array size invalid.")) {
return false;
}
Json::Value const& entryName = entry[0u];
Json::Value const& entryFlags = entry[1u];
Json::Value const& entryConfigs = entry[2u];
if (testEntry(entryName.isString(),
"JSON value for name is not a string.") ||
testEntry(entryFlags.isString(),
"JSON value for flags is not a string.") ||
testEntry(entryConfigs.isNull() || entryConfigs.isArray(),
"JSON value for configs is not null or array.")) {
return false;
}
std::string name = entryName.asString();
std::string flags = entryFlags.asString();
if (testEntry(flags.size() == 2, "Invalid flags string size")) {
return false;
}
if (entryConfigs.isArray()) {
bool configFound = false;
Json::ArrayIndex const configArraySize = entryConfigs.size();
for (Json::ArrayIndex ci = 0; ci != configArraySize; ++ci) {
Json::Value const& config = entryConfigs[ci];
if (testEntry(config.isString(),
"JSON value in config array is not a string.")) {
return false;
}
configFound = configFound || config.asString() == this->InfoConfig();
}
if (!configFound) {
continue;
}
}
cmFileTime fileTime;
if (!fileTime.Load(name)) {
return info.LogError(cmStrCat(
"The source file ", this->MessagePath(name), " does not exist."));
}
SourceFileHandleT sourceHandle = std::make_shared<SourceFileT>(name);
sourceHandle->FileTime = fileTime;
sourceHandle->IsHeader = false;
sourceHandle->Moc = (flags[0] == 'M');
sourceHandle->Uic = (flags[1] == 'U');
this->BaseEval().Sources.emplace(std::move(name),
std::move(sourceHandle));
}
}
// -- Init derived information
// Moc variables
if (this->MocConst().Enabled) {
// Compose moc includes list
{
// Compute framework paths
std::set<std::string> frameworkPaths;
for (std::string const& path : this->MocConst().IncludePaths) {
// Extract framework path
if (cmHasLiteralSuffix(path, ".framework/Headers")) {
// Go up twice to get to the framework root
std::vector<std::string> pathComponents;
cmSystemTools::SplitPath(path, pathComponents);
frameworkPaths.emplace(cmSystemTools::JoinPath(
pathComponents.begin(), pathComponents.end() - 2));
}
}
// Reserve options
this->MocConst_.OptionsIncludes.reserve(
this->MocConst().IncludePaths.size() + frameworkPaths.size() * 2);
// Append includes
for (std::string const& path : this->MocConst().IncludePaths) {
this->MocConst_.OptionsIncludes.emplace_back("-I" + path);
}
// Append framework includes
for (std::string const& path : frameworkPaths) {
this->MocConst_.OptionsIncludes.emplace_back("-F");
this->MocConst_.OptionsIncludes.push_back(path);
}
}
// Compose moc definitions list
{
this->MocConst_.OptionsDefinitions.reserve(
this->MocConst().Definitions.size());
for (std::string const& def : this->MocConst().Definitions) {
this->MocConst_.OptionsDefinitions.emplace_back("-D" + def);
}
}
}
return true;
}
template <class JOBTYPE>
void cmQtAutoMocUicT::CreateParseJobs(SourceFileMapT const& sourceMap)
{
cmFileTime const parseCacheTime = this->BaseEval().ParseCacheTime;
ParseCacheT& parseCache = this->BaseEval().ParseCache;
for (const auto& src : sourceMap) {
// Get or create the file parse data reference
ParseCacheT::GetOrInsertT cacheEntry = parseCache.GetOrInsert(src.first);
src.second->ParseData = std::move(cacheEntry.first);
// Create a parse job if the cache file was missing or is older
if (cacheEntry.second || src.second->FileTime.Newer(parseCacheTime)) {
this->BaseEval().ParseCacheChanged = true;
this->WorkerPool().EmplaceJob<JOBTYPE>(src.second);
}
}
}
/** Concurrently callable implementation of cmSystemTools::CollapseFullPath */
std::string cmQtAutoMocUicT::CollapseFullPathTS(std::string const& path) const
{
std::lock_guard<std::mutex> guard(this->CMakeLibMutex_);
#if defined(__NVCOMPILER) || defined(__LCC__)
static_cast<void>(guard); // convince compiler var is used
#endif
return cmSystemTools::CollapseFullPath(path,
this->ProjectDirs().CurrentSource);
}
void cmQtAutoMocUicT::InitJobs()
{
// Add moc_predefs.h job
if (this->MocConst().Enabled && !this->MocConst().PredefsCmd.empty()) {
this->WorkerPool().EmplaceJob<JobMocPredefsT>();
}
// Add header parse jobs
this->CreateParseJobs<JobParseHeaderT>(this->BaseEval().Headers);
// Add source parse jobs
this->CreateParseJobs<JobParseSourceT>(this->BaseEval().Sources);
// Add parse cache evaluations jobs
{
// Add a fence job to ensure all parsing has finished
this->WorkerPool().EmplaceJob<JobFenceT>();
if (this->MocConst().Enabled) {
this->WorkerPool().EmplaceJob<JobEvalCacheMocT>();
}
if (this->UicConst().Enabled) {
this->WorkerPool().EmplaceJob<JobEvalCacheUicT>();
}
// Add evaluate job
this->WorkerPool().EmplaceJob<JobEvalCacheFinishT>();
}
}
bool cmQtAutoMocUicT::Process()
{
this->SettingsFileRead();
this->ParseCacheRead();
if (!this->CreateDirectories()) {
return false;
}
this->InitJobs();
if (!this->WorkerPool_.Process(this)) {
return false;
}
if (this->JobError_) {
return false;
}
if (!this->ParseCacheWrite()) {
return false;
}
if (!this->SettingsFileWrite()) {
return false;
}
return true;
}
void cmQtAutoMocUicT::SettingsFileRead()
{
// Compose current settings strings
{
cmCryptoHash cryptoHash(cmCryptoHash::AlgoSHA256);
auto cha = [&cryptoHash](cm::string_view value) {
cryptoHash.Append(value);
cryptoHash.Append(";");
};
if (this->MocConst_.Enabled) {
cryptoHash.Initialize();
cha(this->MocConst().Executable);
for (auto const& item : this->MocConst().OptionsDefinitions) {
cha(item);
}
for (auto const& item : this->MocConst().OptionsIncludes) {
cha(item);
}
for (auto const& item : this->MocConst().OptionsExtra) {
cha(item);
}
for (auto const& item : this->MocConst().PredefsCmd) {
cha(item);
}
for (auto const& filter : this->MocConst().DependFilters) {
cha(filter.Key);
}
for (auto const& filter : this->MocConst().MacroFilters) {
cha(filter.Key);
}
this->SettingsStringMoc_ = cryptoHash.FinalizeHex();
}
if (this->UicConst().Enabled) {
cryptoHash.Initialize();
cha(this->UicConst().Executable);
std::for_each(this->UicConst().Options.begin(),
this->UicConst().Options.end(), cha);
for (const auto& item : this->UicConst().UiFiles) {
cha(item.first);
auto const& opts = item.second.Options;
std::for_each(opts.begin(), opts.end(), cha);
}
this->SettingsStringUic_ = cryptoHash.FinalizeHex();
}
}
// Read old settings and compare
{
std::string content;
if (cmQtAutoGenerator::FileRead(content, this->SettingsFile_)) {
if (this->MocConst().Enabled) {
if (this->SettingsStringMoc_ != SettingsFind(content, "moc")) {
this->MocConst_.SettingsChanged = true;
}
}
if (this->UicConst().Enabled) {
if (this->SettingsStringUic_ != SettingsFind(content, "uic")) {
this->UicConst_.SettingsChanged = true;
}
}
// In case any setting changed remove the old settings file.
// This triggers a full rebuild on the next run if the current
// build is aborted before writing the current settings in the end.
if (this->MocConst().SettingsChanged ||
this->UicConst().SettingsChanged) {
cmSystemTools::RemoveFile(this->SettingsFile_);
}
} else {
// Settings file read failed
if (this->MocConst().Enabled) {
this->MocConst_.SettingsChanged = true;
}
if (this->UicConst().Enabled) {
this->UicConst_.SettingsChanged = true;
}
}
}
}
bool cmQtAutoMocUicT::SettingsFileWrite()
{
// Only write if any setting changed
if (this->MocConst().SettingsChanged || this->UicConst().SettingsChanged) {
if (this->Log().Verbose()) {
this->Log().Info(GenT::GEN,
cmStrCat("Writing the settings file ",
this->MessagePath(this->SettingsFile_)));
}
// Compose settings file content
std::string content;
{
auto SettingAppend = [&content](cm::string_view key,
cm::string_view value) {
if (!value.empty()) {
content += cmStrCat(key, ':', value, '\n');
}
};
SettingAppend("moc", this->SettingsStringMoc_);
SettingAppend("uic", this->SettingsStringUic_);
}
// Write settings file
std::string error;
if (!cmQtAutoGenerator::FileWrite(this->SettingsFile_, content, &error)) {
this->Log().Error(GenT::GEN,
cmStrCat("Writing the settings file ",
this->MessagePath(this->SettingsFile_),
" failed.\n", error));
// Remove old settings file to trigger a full rebuild on the next run
cmSystemTools::RemoveFile(this->SettingsFile_);
return false;
}
}
return true;
}
void cmQtAutoMocUicT::ParseCacheRead()
{
cm::string_view reason;
// Don't read the cache if it is invalid
if (!this->BaseEval().ParseCacheTime.Load(
this->BaseConst().ParseCacheFile)) {
reason = "Refreshing parse cache because it doesn't exist.";
} else if (this->MocConst().SettingsChanged ||
this->UicConst().SettingsChanged) {
reason = "Refreshing parse cache because the settings changed.";
} else if (this->BaseEval().ParseCacheTime.Older(
this->BaseConst().CMakeExecutableTime)) {
reason =
"Refreshing parse cache because it is older than the CMake executable.";
}
if (!reason.empty()) {
// Don't read but refresh the complete parse cache
if (this->Log().Verbose()) {
this->Log().Info(GenT::GEN, reason);
}
this->BaseEval().ParseCacheChanged = true;
} else {
// Read parse cache
this->BaseEval().ParseCache.ReadFromFile(this->BaseConst().ParseCacheFile);
}
}
bool cmQtAutoMocUicT::ParseCacheWrite()
{
if (this->BaseEval().ParseCacheChanged) {
if (this->Log().Verbose()) {
this->Log().Info(
GenT::GEN,
cmStrCat("Writing the parse cache file ",
this->MessagePath(this->BaseConst().ParseCacheFile)));
}
if (!this->BaseEval().ParseCache.WriteToFile(
this->BaseConst().ParseCacheFile)) {
this->Log().Error(
GenT::GEN,
cmStrCat("Writing the parse cache file ",
this->MessagePath(this->BaseConst().ParseCacheFile),
" failed."));
return false;
}
}
return true;
}
bool cmQtAutoMocUicT::CreateDirectories()
{
// Create AUTOGEN include directory
if (!cmSystemTools::MakeDirectory(this->BaseConst().AutogenIncludeDir)) {
this->Log().Error(
GenT::GEN,
cmStrCat("Creating the AUTOGEN include directory ",
this->MessagePath(this->BaseConst().AutogenIncludeDir),
" failed."));
return false;
}
return true;
}
std::vector<std::string> cmQtAutoMocUicT::dependenciesFromDepFile(
const char* filePath)
{
std::lock_guard<std::mutex> guard(this->CMakeLibMutex_);
#if defined(__NVCOMPILER) || defined(__LCC__)
static_cast<void>(guard); // convince compiler var is used
#endif
auto const content = cmReadGccDepfile(filePath);
if (!content || content->empty()) {
return {};
}
// Moc outputs a depfile with exactly one rule.
// Discard the rule and return the dependencies.
return content->front().paths;
}
void cmQtAutoMocUicT::Abort(bool error)
{
if (error) {
this->JobError_.store(true);
}
this->WorkerPool_.Abort();
}
std::string cmQtAutoMocUicT::AbsoluteBuildPath(
cm::string_view relativePath) const
{
return cmStrCat(this->BaseConst().AutogenBuildDir, '/', relativePath);
}
std::string cmQtAutoMocUicT::AbsoluteIncludePath(
cm::string_view relativePath) const
{
return cmStrCat(this->BaseConst().AutogenIncludeDir, '/', relativePath);
}
} // End of unnamed namespace
bool cmQtAutoMocUic(cm::string_view infoFile, cm::string_view config,
cm::string_view executableConfig)
{
return cmQtAutoMocUicT().Run(infoFile, config, executableConfig);
}
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