Re: [PATCH v2 1/2] daemon: move daemonize() to libgit.a

> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
> diff --git a/setup.c b/setup.c
> index 6c3f85f..b09a412 100644
> --- a/setup.c
> +++ b/setup.c
> @@ -787,3 +787,27 @@ void sanitize_stdfds(void)
>         if (fd > 2)
>                 close(fd);
>  }
> +
> +int daemonize(void)
> +{
> +#ifdef NO_POSIX_GOODIES
> +       errno = -ENOSYS;
> +       return -1;
> +#else
> +       switch (fork()) {
> +               case 0:
> +                       break;
> +               case -1:
> +                       die_errno("fork failed");
> +               default:
> +                       exit(0);
> +       }
> +       if (setsid() == -1)
> +               die_errno("setsid failed");
> +       close(0);
> +       close(1);
> +       close(2);
> +       sanitize_stdfds();
> +       return 0;
> +#endif
> +}