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Re: Clarification about bug #463538 is needed



This one time, at band camp, Sergei Golovan said:
> On 7/19/08, Martijn van Oosterhout <kleptog@gmail.com> wrote:
> >
> > Umm, if that patch fixes it (removing the TIOCSCTTY) then it seems to
> >  me that the erlang-based service will instead exit when the user who
> >  installed the server logs out. Evidently the services in erlang are
> >  not properly disassociating themselves from the terminal and this
> >  patch just makes it more obvious...
> 
> Erlang does exactly the following when detaches from a terminal:
> 
>  if (start_detached) {
>    int status = fork();
>    if (status != 0)
>      return 0;
>    status = fork();
>    if (status != 0)
>      return 0;
> 
>    close(0);
>    open("/dev/null", O_RDONLY);
>    close(1);
>    open("/dev/null", O_WRONLY);
>    close(2);
>    open("/dev/null", O_WRONLY);
>  }
>  {
>    execv(emu, Eargsp); /* executing the main Erlang emulator */
>  }
> 
> Is this behavior incorrect?

I don't see setsid?
-- 
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|   ,''`.                                            Stephen Gran |
|  : :' :                                        sgran@debian.org |
|  `. `'                        Debian user, admin, and developer |
|    `-                                     http://www.debian.org |
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