Source/cmQtAutoGen.cxx - third_party/cmake - Git at Google

 /* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmQtAutoGen.h"
 #include "cmAlgorithms.h"
 #include "cmSystemTools.h"

 #include "cmsys/FStream.hxx"
 #include "cmsys/RegularExpression.hxx"

 #include <algorithm>
 #include <sstream>
 #include <stddef.h>

 // - Static variables

 const std::string genNameGen = "AutoGen";
 const std::string genNameMoc = "AutoMoc";
 const std::string genNameUic = "AutoUic";
 const std::string genNameRcc = "AutoRcc";

 // - Static functions

 /// @brief Merges newOpts into baseOpts
 /// @arg valueOpts list of options that accept a value
 void MergeOptions(std::vector<std::string>& baseOpts,
                   const std::vector<std::string>& newOpts,
                   const std::vector<std::string>& valueOpts, bool isQt5)
 {
   typedef std::vector<std::string>::iterator Iter;
   typedef std::vector<std::string>::const_iterator CIter;
   if (newOpts.empty()) {
     return;
   }
   if (baseOpts.empty()) {
     baseOpts = newOpts;
     return;
   }

   std::vector<std::string> extraOpts;
   for (CIter fit = newOpts.begin(), fitEnd = newOpts.end(); fit != fitEnd;
        ++fit) {
     const std::string& newOpt = *fit;
     Iter existIt = std::find(baseOpts.begin(), baseOpts.end(), newOpt);
     if (existIt != baseOpts.end()) {
       if (newOpt.size() >= 2) {
         // Acquire the option name
         std::string optName;
         {
           auto oit = newOpt.begin();
           if (*oit == '-') {
             ++oit;
             if (isQt5 && (*oit == '-')) {
               ++oit;
             }
             optName.assign(oit, newOpt.end());
           }
         }
         // Test if this is a value option and change the existing value
         if (!optName.empty() && (std::find(valueOpts.begin(), valueOpts.end(),
                                            optName) != valueOpts.end())) {
           const Iter existItNext(existIt + 1);
           const CIter fitNext(fit + 1);
           if ((existItNext != baseOpts.end()) && (fitNext != fitEnd)) {
             *existItNext = *fitNext;
             ++fit;
           }
         }
       }
     } else {
       extraOpts.push_back(newOpt);
     }
   }
   // Append options
   baseOpts.insert(baseOpts.end(), extraOpts.begin(), extraOpts.end());
 }

 static std::string utilStripCR(std::string const& line)
 {
   // Strip CR characters rcc may have printed (possibly more than one!).
   std::string::size_type cr = line.find('\r');
   if (cr != std::string::npos) {
     return line.substr(0, cr);
   }
   return line;
 }

 /// @brief Reads the resource files list from from a .qrc file - Qt4 version
 /// @return True if the .qrc file was successfully parsed
 static bool RccListInputsQt4(const std::string& fileName,
                              std::vector<std::string>& files,
                              std::string* errorMessage)
 {
   bool allGood = true;
   // Read qrc file content into string
   std::string qrcContents;
   {
     cmsys::ifstream ifs(fileName.c_str());
     if (ifs) {
       std::ostringstream osst;
       osst << ifs.rdbuf();
       qrcContents = osst.str();
     } else {
       if (errorMessage != nullptr) {
         std::ostringstream ost;
         ost << "rcc file not readable:\n"
             << "  " << cmQtAutoGen::Quoted(fileName) << "\n";
         *errorMessage = ost.str();
       }
       allGood = false;
     }
   }
   if (allGood) {
     // qrc file directory
     std::string qrcDir(cmSystemTools::GetFilenamePath(fileName));
     if (!qrcDir.empty()) {
       qrcDir += '/';
     }

     cmsys::RegularExpression fileMatchRegex("(<file[^<]+)");
     cmsys::RegularExpression fileReplaceRegex("(^<file[^>]*>)");

     size_t offset = 0;
     while (fileMatchRegex.find(qrcContents.c_str() + offset)) {
       std::string qrcEntry = fileMatchRegex.match(1);
       offset += qrcEntry.size();
       {
         fileReplaceRegex.find(qrcEntry);
         std::string tag = fileReplaceRegex.match(1);
         qrcEntry = qrcEntry.substr(tag.size());
       }
       if (!cmSystemTools::FileIsFullPath(qrcEntry.c_str())) {
         qrcEntry = qrcDir + qrcEntry;
       }
       files.push_back(qrcEntry);
     }
   }
   return allGood;
 }

 /// @brief Reads the resource files list from from a .qrc file - Qt5 version
 /// @return True if the .qrc file was successfully parsed
 static bool RccListInputsQt5(const std::string& rccCommand,
                              const std::string& fileName,
                              std::vector<std::string>& files,
                              std::string* errorMessage)
 {
   if (rccCommand.empty()) {
     cmSystemTools::Error("rcc executable not available");
     return false;
   }

   // Read rcc features
   bool hasDashDashList = false;
   {
     std::vector<std::string> command;
     command.push_back(rccCommand);
     command.push_back("--help");
     std::string rccStdOut;
     std::string rccStdErr;
     int retVal = 0;
     bool result =
       cmSystemTools::RunSingleCommand(command, &rccStdOut, &rccStdErr, &retVal,
                                       nullptr, cmSystemTools::OUTPUT_NONE);
     if (result && retVal == 0 &&
         rccStdOut.find("--list") != std::string::npos) {
       hasDashDashList = true;
     }
   }

   // Run rcc list command
   bool result = false;
   int retVal = 0;
   std::string rccStdOut;
   std::string rccStdErr;
   {
     std::vector<std::string> command;
     command.push_back(rccCommand);
     command.push_back(hasDashDashList ? "--list" : "-list");
     command.push_back(fileName);
     result =
       cmSystemTools::RunSingleCommand(command, &rccStdOut, &rccStdErr, &retVal,
                                       nullptr, cmSystemTools::OUTPUT_NONE);
   }
   if (!result || retVal) {
     if (errorMessage != nullptr) {
       std::ostringstream ost;
       ost << "rcc list process for " << cmQtAutoGen::Quoted(fileName)
           << " failed:\n"
           << rccStdOut << "\n"
           << rccStdErr << "\n";
       *errorMessage = ost.str();
     }
     return false;
   }

   // Parse rcc std output
   {
     std::istringstream ostr(rccStdOut);
     std::string oline;
     while (std::getline(ostr, oline)) {
       oline = utilStripCR(oline);
       if (!oline.empty()) {
         files.push_back(oline);
       }
     }
   }
   // Parse rcc error output
   {
     std::istringstream estr(rccStdErr);
     std::string eline;
     while (std::getline(estr, eline)) {
       eline = utilStripCR(eline);
       if (cmHasLiteralPrefix(eline, "RCC: Error in")) {
         static std::string searchString = "Cannot find file '";

         std::string::size_type pos = eline.find(searchString);
         if (pos == std::string::npos) {
           if (errorMessage != nullptr) {
             std::ostringstream ost;
             ost << "rcc lists unparsable output:\n"
                 << cmQtAutoGen::Quoted(eline) << "\n";
             *errorMessage = ost.str();
           }
           return false;
         }
         pos += searchString.length();
         std::string::size_type sz = eline.size() - pos - 1;
         files.push_back(eline.substr(pos, sz));
       }
     }
   }

   return true;
 }

 // - Class definitions

 const std::string cmQtAutoGen::listSep = "@LSEP@";

 const std::string& cmQtAutoGen::GeneratorName(GeneratorType type)
 {
   switch (type) {
     case GeneratorType::GEN:
       return genNameGen;
     case GeneratorType::MOC:
       return genNameMoc;
     case GeneratorType::UIC:
       return genNameUic;
     case GeneratorType::RCC:
       return genNameRcc;
   }
   return genNameGen;
 }

 std::string cmQtAutoGen::GeneratorNameUpper(GeneratorType genType)
 {
   return cmSystemTools::UpperCase(cmQtAutoGen::GeneratorName(genType));
 }

 std::string cmQtAutoGen::Quoted(const std::string& text)
 {
   static const char* rep[18] = { "\\", "\\\\", "\"", "\\\"", "\a", "\\a",
                                  "\b", "\\b",  "\f", "\\f",  "\n", "\\n",
                                  "\r", "\\r",  "\t", "\\t",  "\v", "\\v" };

   std::string res = text;
   for (const char* const* it = cmArrayBegin(rep); it != cmArrayEnd(rep);
        it += 2) {
     cmSystemTools::ReplaceString(res, *it, *(it + 1));
   }
   res = '"' + res;
   res += '"';
   return res;
 }

 void cmQtAutoGen::UicMergeOptions(std::vector<std::string>& baseOpts,
                                   const std::vector<std::string>& newOpts,
                                   bool isQt5)
 {
   static const std::vector<std::string> valueOpts = {
     "tr",      "translate", "postfix", "generator",
     "include", // Since Qt 5.3
     "g"
   };
   MergeOptions(baseOpts, newOpts, valueOpts, isQt5);
 }

 void cmQtAutoGen::RccMergeOptions(std::vector<std::string>& baseOpts,
                                   const std::vector<std::string>& newOpts,
                                   bool isQt5)
 {
   static const std::vector<std::string> valueOpts = { "name", "root",
                                                       "compress",
                                                       "threshold" };
   MergeOptions(baseOpts, newOpts, valueOpts, isQt5);
 }

 bool cmQtAutoGen::RccListInputs(const std::string& qtMajorVersion,
                                 const std::string& rccCommand,
                                 const std::string& fileName,
                                 std::vector<std::string>& files,
                                 std::string* errorMessage)
 {
   bool allGood = false;
   if (cmSystemTools::FileExists(fileName.c_str())) {
     if (qtMajorVersion == "4") {
       allGood = RccListInputsQt4(fileName, files, errorMessage);
     } else {
       allGood = RccListInputsQt5(rccCommand, fileName, files, errorMessage);
     }
   } else {
     if (errorMessage != nullptr) {
       std::ostringstream ost;
       ost << "rcc file does not exist:\n"
           << "  " << cmQtAutoGen::Quoted(fileName) << "\n";
       *errorMessage = ost.str();
     }
   }
   return allGood;
 }
	/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
	file Copyright.txt or https://cmake.org/licensing for details. */
	#include "cmQtAutoGen.h"
	#include "cmAlgorithms.h"
	#include "cmSystemTools.h"

	#include "cmsys/FStream.hxx"
	#include "cmsys/RegularExpression.hxx"

	#include <algorithm>
	#include <sstream>
	#include <stddef.h>

	// - Static variables

	const std::string genNameGen = "AutoGen";
	const std::string genNameMoc = "AutoMoc";
	const std::string genNameUic = "AutoUic";
	const std::string genNameRcc = "AutoRcc";

	// - Static functions

	/// @brief Merges newOpts into baseOpts
	/// @arg valueOpts list of options that accept a value
	void MergeOptions(std::vector<std::string>& baseOpts,
	const std::vector<std::string>& newOpts,
	const std::vector<std::string>& valueOpts, bool isQt5)
	{
	typedef std::vector<std::string>::iterator Iter;
	typedef std::vector<std::string>::const_iterator CIter;
	if (newOpts.empty()) {
	return;
	}
	if (baseOpts.empty()) {
	baseOpts = newOpts;
	return;
	}

	std::vector<std::string> extraOpts;
	for (CIter fit = newOpts.begin(), fitEnd = newOpts.end(); fit != fitEnd;
	++fit) {
	const std::string& newOpt = *fit;
	Iter existIt = std::find(baseOpts.begin(), baseOpts.end(), newOpt);
	if (existIt != baseOpts.end()) {
	if (newOpt.size() >= 2) {
	// Acquire the option name
	std::string optName;
	{
	auto oit = newOpt.begin();
	if (*oit == '-') {
	++oit;
	if (isQt5 && (*oit == '-')) {
	++oit;
	}
	optName.assign(oit, newOpt.end());
	}
	}
	// Test if this is a value option and change the existing value
	if (!optName.empty() && (std::find(valueOpts.begin(), valueOpts.end(),
	optName) != valueOpts.end())) {
	const Iter existItNext(existIt + 1);
	const CIter fitNext(fit + 1);
	if ((existItNext != baseOpts.end()) && (fitNext != fitEnd)) {
	existItNext = fitNext;
	++fit;
	}
	}
	}
	} else {
	extraOpts.push_back(newOpt);
	}
	}
	// Append options
	baseOpts.insert(baseOpts.end(), extraOpts.begin(), extraOpts.end());
	}

	static std::string utilStripCR(std::string const& line)
	{
	// Strip CR characters rcc may have printed (possibly more than one!).
	std::string::size_type cr = line.find('\r');
	if (cr != std::string::npos) {
	return line.substr(0, cr);
	}
	return line;
	}

	/// @brief Reads the resource files list from from a .qrc file - Qt4 version
	/// @return True if the .qrc file was successfully parsed
	static bool RccListInputsQt4(const std::string& fileName,
	std::vector<std::string>& files,
	std::string* errorMessage)
	{
	bool allGood = true;
	// Read qrc file content into string
	std::string qrcContents;
	{
	cmsys::ifstream ifs(fileName.c_str());
	if (ifs) {
	std::ostringstream osst;
	osst << ifs.rdbuf();
	qrcContents = osst.str();
	} else {
	if (errorMessage != nullptr) {
	std::ostringstream ost;
	ost << "rcc file not readable:\n"
	<< " " << cmQtAutoGen::Quoted(fileName) << "\n";
	*errorMessage = ost.str();
	}
	allGood = false;
	}
	}
	if (allGood) {
	// qrc file directory
	std::string qrcDir(cmSystemTools::GetFilenamePath(fileName));
	if (!qrcDir.empty()) {
	qrcDir += '/';
	}

	cmsys::RegularExpression fileMatchRegex("(<file[^<]+)");
	cmsys::RegularExpression fileReplaceRegex("(^<file[^>]*>)");

	size_t offset = 0;
	while (fileMatchRegex.find(qrcContents.c_str() + offset)) {
	std::string qrcEntry = fileMatchRegex.match(1);
	offset += qrcEntry.size();
	{
	fileReplaceRegex.find(qrcEntry);
	std::string tag = fileReplaceRegex.match(1);
	qrcEntry = qrcEntry.substr(tag.size());
	}
	if (!cmSystemTools::FileIsFullPath(qrcEntry.c_str())) {
	qrcEntry = qrcDir + qrcEntry;
	}
	files.push_back(qrcEntry);
	}
	}
	return allGood;
	}

	/// @brief Reads the resource files list from from a .qrc file - Qt5 version
	/// @return True if the .qrc file was successfully parsed
	static bool RccListInputsQt5(const std::string& rccCommand,
	const std::string& fileName,
	std::vector<std::string>& files,
	std::string* errorMessage)
	{
	if (rccCommand.empty()) {
	cmSystemTools::Error("rcc executable not available");
	return false;
	}

	// Read rcc features
	bool hasDashDashList = false;
	{
	std::vector<std::string> command;
	command.push_back(rccCommand);
	command.push_back("--help");
	std::string rccStdOut;
	std::string rccStdErr;
	int retVal = 0;
	bool result =
	cmSystemTools::RunSingleCommand(command, &rccStdOut, &rccStdErr, &retVal,
	nullptr, cmSystemTools::OUTPUT_NONE);
	if (result && retVal == 0 &&
	rccStdOut.find("--list") != std::string::npos) {
	hasDashDashList = true;
	}
	}

	// Run rcc list command
	bool result = false;
	int retVal = 0;
	std::string rccStdOut;
	std::string rccStdErr;
	{
	std::vector<std::string> command;
	command.push_back(rccCommand);
	command.push_back(hasDashDashList ? "--list" : "-list");
	command.push_back(fileName);
	result =
	cmSystemTools::RunSingleCommand(command, &rccStdOut, &rccStdErr, &retVal,
	nullptr, cmSystemTools::OUTPUT_NONE);
	}
	if (!result \|\| retVal) {
	if (errorMessage != nullptr) {
	std::ostringstream ost;
	ost << "rcc list process for " << cmQtAutoGen::Quoted(fileName)
	<< " failed:\n"
	<< rccStdOut << "\n"
	<< rccStdErr << "\n";
	*errorMessage = ost.str();
	}
	return false;
	}

	// Parse rcc std output
	{
	std::istringstream ostr(rccStdOut);
	std::string oline;
	while (std::getline(ostr, oline)) {
	oline = utilStripCR(oline);
	if (!oline.empty()) {
	files.push_back(oline);
	}
	}
	}
	// Parse rcc error output
	{
	std::istringstream estr(rccStdErr);
	std::string eline;
	while (std::getline(estr, eline)) {
	eline = utilStripCR(eline);
	if (cmHasLiteralPrefix(eline, "RCC: Error in")) {
	static std::string searchString = "Cannot find file '";

	std::string::size_type pos = eline.find(searchString);
	if (pos == std::string::npos) {
	if (errorMessage != nullptr) {
	std::ostringstream ost;
	ost << "rcc lists unparsable output:\n"
	<< cmQtAutoGen::Quoted(eline) << "\n";
	*errorMessage = ost.str();
	}
	return false;
	}
	pos += searchString.length();
	std::string::size_type sz = eline.size() - pos - 1;
	files.push_back(eline.substr(pos, sz));
	}
	}
	}

	return true;
	}

	// - Class definitions

	const std::string cmQtAutoGen::listSep = "@LSEP@";

	const std::string& cmQtAutoGen::GeneratorName(GeneratorType type)
	{
	switch (type) {
	case GeneratorType::GEN:
	return genNameGen;
	case GeneratorType::MOC:
	return genNameMoc;
	case GeneratorType::UIC:
	return genNameUic;
	case GeneratorType::RCC:
	return genNameRcc;
	}
	return genNameGen;
	}

	std::string cmQtAutoGen::GeneratorNameUpper(GeneratorType genType)
	{
	return cmSystemTools::UpperCase(cmQtAutoGen::GeneratorName(genType));
	}

	std::string cmQtAutoGen::Quoted(const std::string& text)
	{
	static const char* rep[18] = { "\\", "\\\\", "\"", "\\\"", "\a", "\\a",
	"\b", "\\b", "\f", "\\f", "\n", "\\n",
	"\r", "\\r", "\t", "\\t", "\v", "\\v" };

	std::string res = text;
	for (const char* const* it = cmArrayBegin(rep); it != cmArrayEnd(rep);
	it += 2) {
	cmSystemTools::ReplaceString(res, it, (it + 1));
	}
	res = '"' + res;
	res += '"';
	return res;
	}

	void cmQtAutoGen::UicMergeOptions(std::vector<std::string>& baseOpts,
	const std::vector<std::string>& newOpts,
	bool isQt5)
	{
	static const std::vector<std::string> valueOpts = {
	"tr", "translate", "postfix", "generator",
	"include", // Since Qt 5.3
	"g"
	};
	MergeOptions(baseOpts, newOpts, valueOpts, isQt5);
	}

	void cmQtAutoGen::RccMergeOptions(std::vector<std::string>& baseOpts,
	const std::vector<std::string>& newOpts,
	bool isQt5)
	{
	static const std::vector<std::string> valueOpts = { "name", "root",
	"compress",
	"threshold" };
	MergeOptions(baseOpts, newOpts, valueOpts, isQt5);
	}

	bool cmQtAutoGen::RccListInputs(const std::string& qtMajorVersion,
	const std::string& rccCommand,
	const std::string& fileName,
	std::vector<std::string>& files,
	std::string* errorMessage)
	{
	bool allGood = false;
	if (cmSystemTools::FileExists(fileName.c_str())) {
	if (qtMajorVersion == "4") {
	allGood = RccListInputsQt4(fileName, files, errorMessage);
	} else {
	allGood = RccListInputsQt5(rccCommand, fileName, files, errorMessage);
	}
	} else {
	if (errorMessage != nullptr) {
	std::ostringstream ost;
	ost << "rcc file does not exist:\n"
	<< " " << cmQtAutoGen::Quoted(fileName) << "\n";
	*errorMessage = ost.str();
	}
	}
	return allGood;
	}