bool CConfReader::readConfiguration(const char* filename)
{
bool retVal=false;
std::ifstream file;
file.open(filename);
if (file.is_open())
{
while (!file.eof())
{
char l[400];
file.getline(l,400);
std::string line(l);
if ((line.length()!=0)&&(line[line.length()-1]==13)) // Needed on Linux. Thanks to Patrick Bouffard
line.erase(line.begin()+line.length()-1);
_removeComments(line);
size_t ePos=line.find('=');
if ( (ePos!=std::string::npos)&&(ePos>0)&&(ePos+1<line.length()) )
{
std::string var,val;
var.assign(line.begin(),line.begin()+ePos);
val.assign(line.begin()+ePos+1,line.end());
if ( _removeFrontAndBackSpacesAndTabs(var)&&_removeFrontAndBackSpacesAndTabs(val)&&(var.find(' ')==std::string::npos) )
{
int ind=_getVariableIndex((const char*)var.c_str());
if (ind!=-1)
{ // Variable multiple defined. We keep the last one!
_variables.erase(_variables.begin()+ind);
_values.erase(_values.begin()+ind);
}
_variables.push_back(var);
_values.push_back(val);
}
}
}
file.close();
retVal=true;
}
return(retVal);
}
void Stxxl::setConfig(QString configFile)
{
QFile fp(configFile);
if (fp.open(QIODevice::ReadOnly) == false)
{
throw Tgs::Exception(("Error opening file " + configFile).toStdString());
}
QString s = fp.readAll();
long pid = QCoreApplication::applicationPid();
s.replace("###", QString::number(pid));
s = _removeComments(s);
_configFileTmp.setFileTemplate(QDir::tempPath() + "/StxxlConfigXXXXXX.conf");
_configFileTmp.setAutoRemove(true);
if (_configFileTmp.open() == false)
{
QString err = QString("Error opening file for writing %1 (%2)").
arg(_configFileTmp.fileName()).arg(_configFileTmp.errorString());
throw Tgs::Exception(err.toStdString());
}
if (_configFileTmp.write(s.toUtf8()) == 0)
{
QString err("Error writing data to %1 (%2)");
err.arg(_configFileTmp.fileName()).arg(_configFileTmp.errorString());
throw Tgs::Exception(err.toStdString());
}
_configFileTmp.close();
// initialize the environment variable for loading STXXL configuration. If the environment
// variable has already been set then overwrite it (that is the 1 at the end).
setenv("STXXLCFG", _configFileTmp.fileName().toAscii().data(), 1);
}
