[PD-dev] [PD] Trying to track a ghost pdtk_canvas_getscroll call

Hans-Christoph Steiner hans at at.or.at
Thu Nov 18 23:47:31 CET 2010

On Nov 18, 2010, at 12:50 PM, Mathieu Bouchard wrote:

> On Thu, 18 Nov 2010, Ivica Ico Bukvic wrote:
>> I have a real pickle in trying to debug Pd. Namely, when I grep-ed  
>> every single instance of pdtk_canvas_getscroll and commented it  
>> out, it still gets invoked somehow and I am at a loss how. I know  
>> it occurs as many times as there are objects selected that have  
>> been moved (so it is definitely per-object)
> Use <execinfo.h>'s backtrace() so that sys_vgui prints the name of  
> the calling function just before each line is printed while in -d 1  
> mode.

That sounds useful, do you have an example of how that you could share?



Programs should be written for people to read, and only incidentally  
for machines to execute.
  - from Structure and Interpretation of Computer Programs

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