Re: [PATCH v2 0/3] gitk: override PATH search only on Windows

> Restrict overrides of exec/open to Windows only, as
> the need for this is Tcl adding the current working directory
> to $PATH on Windows. Recent modifications to this render
> gitk unusable on Cygwin, isolating these overrides to Windows only
> both fixes that breakage andk reduces the liklihood of similar
> issues in the future.
> 
> patch summary:
> 	1 - modifies the existing code to restrict the overrides
> 	   to Windows, restoring other platorms to native exec/open.
> 	2 - remove now superflous variable _search_exe.
> 	3 - fix the override code to avoid path search given a
> 	    relative path like foo/bar.
> 
> ---
> Changes since v1 - fixed commit ID reference for git-gui, otherwise
>                    improved commit message in patch 1.
> 		   Added patches 2 and 3.
> 
> Mark Levedahl (3):
>   gitk: override $PATH search only on Windows
>   gitk: _search_exe is no longer needed
>   gitk: limit PATH search to bare executable names