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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 "cmQtAutoGeneratorCommon.h"
#include "cmAlgorithms.h"
#include "cmSystemTools.h"
#include <cmsys/FStream.hxx>
#include <cmsys/RegularExpression.hxx>
#include <sstream>
#include <stddef.h>
// - Static functions
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 != line.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 != CM_NULLPTR) {
std::ostringstream ost;
ost << "AutoRcc: Error: Rcc file not readable:\n"
<< cmQtAutoGeneratorCommon::Quoted(fileName) << "\n";
*errorMessage = ost.str();
}
allGood = false;
}
}
if (allGood) {
// qrc file directory
std::string qrcDir(cmsys::SystemTools::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("AutoRcc: Error: rcc executable not available\n");
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,
CM_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,
CM_NULLPTR, cmSystemTools::OUTPUT_NONE);
}
if (!result || retVal) {
if (errorMessage != CM_NULLPTR) {
std::ostringstream ost;
ost << "AutoRcc: Error: Rcc list process for " << 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 != CM_NULLPTR) {
std::ostringstream ost;
ost << "AutoRcc: Error: Rcc lists unparsable output:\n"
<< cmQtAutoGeneratorCommon::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 char* cmQtAutoGeneratorCommon::listSep = "@LSEP@";
std::string cmQtAutoGeneratorCommon::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;
}
bool cmQtAutoGeneratorCommon::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 (cmsys::SystemTools::FileExists(fileName.c_str())) {
if (qtMajorVersion == "4") {
allGood = RccListInputsQt4(fileName, files, errorMessage);
} else {
allGood = RccListInputsQt5(rccCommand, fileName, files, errorMessage);
}
} else {
if (errorMessage != CM_NULLPTR) {
std::ostringstream ost;
ost << "AutoRcc: Error: Rcc file does not exist:\n"
<< cmQtAutoGeneratorCommon::Quoted(fileName) << "\n";
*errorMessage = ost.str();
}
}
return allGood;
}
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