7 ForkAndExec(const char *binary, char **argv);
10 ForkAndExec(const ForkAndExec &) = delete;
11 ForkAndExec &operator = (const ForkAndExec &) = delete;
12 ForkAndExec(ForkAndExec &&) = default;
13 ForkAndExec &operator = (ForkAndExec &&) = default;
15 optional<pid_t> operator () ();