Function HandleException

src/CoolPropLib.cpp:33–55

    }
}
void HandleException(long* errcode, char* message_buffer, const long buffer_length) {
    try {
        throw;  // Rethrow the error, and here we handle the error
    } catch (CoolProp::HandleError& e) {
        std::string errmsg = std::string("HandleError: ") + e.what();
        if (errmsg.size() < static_cast<std::size_t>(buffer_length)) {
            *errcode = 1;
            std::memcpy(message_buffer, errmsg.c_str(), errmsg.size() + 1);  // guarded above: size + null fits
        } else {
            *errcode = 2;
        }
    } catch (CoolProp::CoolPropBaseError& e) {
        std::string errmsg = std::string("Error: ") + e.what();
        if (errmsg.size() < static_cast<std::size_t>(buffer_length)) {
            *errcode = 1;
            std::memcpy(message_buffer, errmsg.c_str(), errmsg.size() + 1);  // guarded above: size + null fits
        } else {
            *errcode = 2;
        }
    } catch (...) {
        *errcode = 3;
    }
}

// FP-exception handling at the C-interface boundary lives in CoolProp/FPUGuard.h
// (CoolProp::fpu_guard).  It masks FP exceptions on entry so trapping hosts