Re: Two GNAT questions

[Stephen Leake <Stephen.Leake@gsfc.nasa.gov>]

John M. Greer wrote:
> 
> Question 1:  Exception traceback
> 
> I think somewhere I saw an example of how GNAT was able to trace
> exceptions back and report the line in which they were raised.  I looked
> in the online manual and everywhere else I could think of, but was unable
> to find that feature.  Could someone point me in the right direction?

run your executable under gdb (the gnu debugger), set a break on
'__gnat_raise'. then use the gdb 'where' command. See the gnat user
guide topic "using gdb".

> Question 2:  Is there any way to find/display the parameters of your
> current GNAT installation?  Basically, I need to find every directory
> GNAT accesses on my machine (Linux ELF).  (In case you're wondering, I
> want to compile via NFS, where the NFS'd machine is not sharing my path,
> and my root is not his root.  Yeah, it's a lot of trouble, but he's out
> of hard drive space.  :-)

You can try running gnatmake with "-v" and "-gnatv"; see the gnat user
guide for more switches that output useful information.

> 
> John Greer
> greerjo@mail.auburn.edu

-- 
- Stephe