Don't create an undo-chain entry for a move with no effect.
[sgt/puzzles] / galaxies.c
2007-02-25 jacobFix a UI glitch where dragging an existing arrow could...
2007-02-24 simonSomehow I let a couple of // comments get past me when...
2007-02-22 simonAnd fix the error _I_ made in r7311. I should stop...
2007-02-22 simonPart of r7310 completely changed the careful semantics...
2007-02-22 simonPatch from James H to make the Palm compiler stop objec...
2007-02-22 simonWe may reluctantly permit the returning of a too-easy...
2007-02-22 simonAdd James Harvey's excellent new puzzle, `Galaxies'.