Re: [libunwind] dlopen() and libunwind()

[David Mosberger-Tang]

You shouldn't have to do anything.  dlopen() will add the newly opened
library to the list of shared objects such that dl_iterate_phdr() can
find it.  If that doesn't work, something is broken.

  --david

On 9/22/05, Peter Chubb <address@hidden> wrote:
>
> Hi folks,
>    Is there a *simple* way to tell libunwind to grab all the unwind
> info, symbol table, etc.,  from an ELF file?  It must be able to do
> this, but I couldn't find a documented interface.
>
>   The reason is that I'm working on a virtual machine interface, and
> want to get a backtrace for the guest OS.  I know I can parse the ELF
> file, and then use the libunwind-dynamic stuff, but that appears
> overly complex for what I want... as libunwind must already be able to
> parse the ELF file to get the info.
>
> --
> Dr Peter Chubb  http://www.gelato.unsw.edu.au  peterc AT gelato.unsw.edu.au
> The technical we do immediately,  the political takes *forever*
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>


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