Re: Troubleshooting segfault

[Baurzhan Ismagulov <ibr radix50 net>]

Hello Jonathan,

On Thu, Aug 04, 2005 at 02:34:50PM -0500, Jonathan Hayward wrote:
> I've been developing an application, and now it crashes shortly after 
> starting; it segfaults (secondary damage?) either on the first attempt to 
> strncpy() from a text input, or gtk_image_new_from_pixbuf(). Both of these 
> were working reliably, and I haven't touched that area of code (but double 
> checked just in case).
> 
> How should I go about troubleshooting a segfault early on in execution? What 
> kind of problems should I be looking for?The code is at 
> http://haywardfamily.org/jonathan/gtk_tms.tgz .

1. Analyse core with gdb.

2. Use valgrind to see whether you corrupt memory before the crash.

With kind regards,
Baurzhan.