Johannes Schindelin <> writes:

> Hi Stefan,
> On Thu, 8 Aug 2013, Stefan Beller wrote:
>> So you rather propose to have 
>> -            show_submodule_summary(o->file, one ? one->path : two->path,
>> +            show_submodule_summary(o->file, one->path ? one->path : 
>> two->path,
> I do. The reason is that one->path could be NULL (but not both one->path
> and two->path) and the summary would not be as helpful as possible if it
> wrote "(null)" instead of the path of the submodule.


Also some C libraries would choke when asked to %s format a NULL,
instead of giving "(null)" to avoid segfaulting (which I think is a
quirk in glibc).
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