congestvpn/util.cpp

#include <cstdio>
#include <string.h>

#include "util.hpp"

MsgException::MsgException(const std::string& msg, int code, bool is_perror)
    : _msg(msg), _code(code)
{
    _what = _msg;

    if(_code != 0) {
        if(is_perror) {
            _what += ": ";
            _what += strerror(errno);
        }

        char remainder[20];
        sprintf(remainder, " (code %d)", _code);
        _what += remainder;
    }
}