Re: [GD-Linux] signals and exceptions

[Mads B. D. <ma...@ch...>]

On Thu, 15 Nov 2001, D. Stimits wrote:

> > I just compiled that code snippet as-is and called it from somewhere
> > deeply nested in my code - and it dumped out the filename, function
> > name and ugly hex offset into the function for the most recent 32
> > functions on the stack!
> 
> Can you tell me what compiler flags you used? I created a simple program
> to test this, I used "-Wall -g", but it seems to only give hex offsets:
> Traced: ./deleteme(__eh_alloc+0x1b2) [0x804896e]
> Traced: ./deleteme(__eh_alloc+0x2af) [0x8048a6b]
> Traced: ./deleteme(__eh_alloc+0x299) [0x8048a55]
> Traced: ./deleteme(__eh_alloc+0x27d) [0x8048a39]
> Traced: ./deleteme(__eh_alloc+0x261) [0x8048a1d]
> Traced: ./deleteme(__eh_alloc+0x14c) [0x8048908]
> Traced: /lib/i686/libc.so.6(__libc_start_main+0x93) [0x400ae177]
> Traced: ./deleteme(__eh_alloc+0x35) [0x80487f1]
> 
> My executable was named "deleteme" to remind me to remove it if I
> forget, so it obviously got the file name right for the executable, but
> the actual source was "db_display.cpp". All of my function calls are
> listed in stripped form. Was there something you used to get the name of
> functions rather than my uglier format?

I forgot to add, that you need to put the -rdynamic flag on you linker
line, quite possible last on the line, to make it work.

See my answer to Steve Baker for line stuff.

Mads

-- 
Mads Bondo Dydensborg.                               ma...@ch...
The irony is that Bill Gates claims to be making a stable operating system
and Linus Torvalds claims to be trying to take over the world.

                                        - Seen on Linux Kernel mailing list