Re: Possible fix for crash in NS's tooltip showAtX:Y:for:

["Jan Djärv" <jan.h.d@swipnet.se>]

Hello.

2 maj 2013 kl. 06:53 skrev YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>:

>>>>>> On Mon, 29 Apr 2013 13:56:49 -0400, David Reitter <david.reitter@gmail.com> said:
> 
>> Suggest to initialize ns_tooltip as shown below.  I've been seeing
>> occasional crash reports in Fx_show_tip (and showAtX).  This may be
>> the culprit.  (I am not sure if variables in ObjC default to nil all
>> the time.)
> 
>> --- a/src/nsfns.m
>> +++ b/src/nsfns.m
>> @@ -88,7 +88,7 @@ Lisp_Object Qfontsize;
>> /* hack for OS X file panels */
>> char panelOK = 0;
> 
>> -EmacsTooltip *ns_tooltip;
>> +EmacsTooltip *ns_tooltip = nil;
> 
> Objective C is not different from the usual C in this respect (i.e.,
> implicit initialization of objects that have static storage duration).
> So the above change does not give any effect in theory, because `nil'
> is actually a null pointer.
> 

ns_tooltip isn't static.

	Jan D.