114         k = _toolstr(ui, tool, kn)

   114         k = _toolstr(ui, tool, kn)

   115         if not k:

   115         if not k:

   116             continue

   116             continue

   117         p = util.lookupreg(k, _toolstr(ui, tool, "regname"))

   117         p = util.lookupreg(k, _toolstr(ui, tool, "regname"))

   118         if p:

   118         if p:

   120             if p:

   120             if p:

   121                 return p

   121                 return p

   122     exe = _toolstr(ui, tool, "executable", tool)

   122     exe = _toolstr(ui, tool, "executable", tool)

   123     return util.findexe(util.expandpath(exe))

   123     return util.findexe(util.expandpath(exe))

   124 

   124