Re: router/rfc822.c and local mail via SMTP

[Matti Aarnio <mea@utu.fi>]

This one is from 21-May, but better later than never ?

>   While tracing through router/rfc822.c to try and determine why
> FYI_BREAKIN is being flagged when MH posts mail via SMTP through the
> loopback device, I've come upon what must be a bug...
>
>   In mkSender(), the variable 'h' (of type struct header *), is  teded
> very early on to be !=NULL, yet it is not assigned in that function.
>   C makes no guarantees about initializing automatic variables,
> (particularly register ones in this case), so the tests !=NULL may or
> may not be no-ops.
>   There is another variable 'sh' of the same type that *is* used. A
> mixup Rayan?
>   Thanks.

   Nope, that is a mirage caused by creative usage of preprocessor  #define
directive, and then expanding longish macroes in-line.

	/Matti Aarnio	<mea@nic.funet.fi>