[Freeciv-Dev] Re: (PR#3928) Convert client to use PF

["Raimar Falke" <rf13@xxxxxxxxxxxxxxxxx>]

On Sat, May 03, 2003 at 05:58:23AM -0700, Gregory Berkolaiko wrote:
> > > 3. Maybe we could do basic sanity checks before calling PF.  We know
> > > that a ship cannot go inland and such.  But this could be more
> > > trouble than it's worth.
> > 
> > No. Don't let us duplicate the rules all over the place.
> 
> Ok.  But I might put a quick check if the target tile is not TB_DONT_ENTER
> in the path_finding.c before we actually search for a path to this tile.  
> I believe it's not rule duplication, it's more like a clever use of the
> information supplied to us by the user.

I agree. You could test if there is a valid step into the target tile
(PF_IMPOSSIBLE_MC).

        Raimar

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