Re: [PATCH v2 03/14] sequencer: lib'ify write_message()

> Johannes Schindelin <johannes.schindelin@gmx.de> writes:
> 
> > Instead of dying there, let the caller high up in the callchain
> > notice the error and handle it (by dying, still).
> >
> > The only caller of write_message(), do_pick_commit() already checks
> > the return value and passes it on to its callers, so its caller must
> > be already prepared to handle error returns, and with this step, we
> > make it notice an error return from this function.
> > ...
> > @@ -223,7 +226,7 @@ static int fast_forward_to(const unsigned char *to, const unsigned char *from,
> >  
> >  	read_cache();
> >  	if (checkout_fast_forward(from, to, 1))
> > -		exit(128); /* the callee should have complained already */
> > +		return -1; /* the callee should have complained already */
> 
> This hunk does not seem to have anything to do with write_message()
> conversion, other than that its only caller, do_pick_commit(), also
> calls write_message().