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[Freeciv-Dev] Re: bug in mapgen (PR#1043)

[Freeciv-Dev] Re: bug in mapgen (PR#1043)

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To: jdorje@xxxxxxxxxxxxxxxxxxxxx
Cc: freeciv-dev@xxxxxxxxxxx, bugs@xxxxxxxxxxxxxxxxxxx
Subject: [Freeciv-Dev] Re: bug in mapgen (PR#1043)
From: Raimar Falke <hawk@xxxxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 27 Nov 2001 11:20:10 +0100
Reply-to: rf13@xxxxxxxxxxxxxxxxxxxxxx

On Mon, Nov 26, 2001 at 06:00:12AM -0800, jdorje@xxxxxxxxxxxxxxxxxxxxx wrote:
> Ross W. Wetmore wrote:
> > I would delete the lines. I don't think they are actually used after
> > this point, but I didn't do an exhaustive check. Create_island() resets
> > them each time, and when you leave at this point you aren't looping
> > back to place_island().
> I do not think the lines can be deleted.  The crash happens because of 
> the oddball random number generation in fill_island and 
> fill_island_rivers; these appear to use n/s/e/w as set up by 
> create_island and place_island.  All of this takes place within make_island.
> IMO the random map position should be done safely.  The attached patch 
> does this in a simple (though not perfect) way.
> > Since they are (badly named) globals anybody could access them, but it
> > isn't really likely.
> I strongly agree that the globals should be removed, and the data be 
> passed around in a struct as Raimar's patch accomplishes.  Really, 
> though, that might as well be a different patch.  Raimar: I think you 
> should apply it.  If you want I'll clean it up (by removing the 
> bug-related code).

The global handling has been applied as a seperate patch. I propose
this fix for the bug.


 email: rf13@xxxxxxxxxxxxxxxxx
 "- Amiga Y2K fixes (a bit late, wouldn't you say?)"
    -- Linus Torvalds about linux 2.4.0 at 4 Jan 2001

Attachment: mapgen3.diff
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