constexpr ERRCODE SELECTFAILED("Select failed")
constexpr ERRCODE CANTMAKEPIPE("Can't create pipe")
constexpr ERRCODE READFAILED("Read of file failed")
constexpr ERRCODE CANTCREATEFILE("Can't create file")
constexpr ERRCODE CANTCONNECTPIPE("Can't reconnect pipes to stdin/stdout")
constexpr ERRCODE CANTOPENFILE("Can't open file")
constexpr ERRCODE EXECFAILED("Could not exec new process")
constexpr ERRCODE WRITEFAILED("Write of file failed")