git-gui: Quote git path when starting another gui in a submodule

In do_git_gui the path of the git executable has to be put into a
list, otherwise calling it will fail when when spaces are present
in its path.

Reported-by: Heiko Voigt <hvoigt@hvoigt.net>
Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
1 file changed