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Make failed ifstream error message more informative. Ref#431

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This commit is contained in:
John M. Penn 2017-05-22 13:47:25 -05:00
parent 9e8dd6c41c
commit d7e3aa4b5c
1 changed files with 4 additions and 1 deletions
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5
trick_source/sim_services/MonteCarlo/MonteVarFile.cpp
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@ -88,7 +88,10 @@ void Trick::MonteVarFile::set_file_name(std::string in_file_name) {
input_file_stream = new std::ifstream(in_file_name.c_str(), std::ifstream::in);
if (input_file_stream->fail()) {
std::stringstream string_stream;
string_stream << "Trick:MonteVarFile the input file \"" << in_file_name << "\" failed to open";
string_stream << "Error: " << strerror(errno) << std::endl
<< " Trick:MonteVarFile input file \"" << in_file_name << "\" failed to open";
exec_terminate_with_return(-1, __FILE__, __LINE__, string_stream.str().c_str());
}
this->file_name = in_file_name;