Re: appimage with 24.04

[Brian G <brian@xxxxxxxxxxxxxxxx>]

On 8/9/25 07:09, Benoît Minisini wrote:
> Le 09/08/2025 à 15:15, Brian G a écrit :
> > On 8/9/25 00:17, Benoît Minisini wrote:
> > > Le 08/08/2025 à 22:57, Brian G a écrit :
> > > > On 8/8/25 10:48, Benoît Minisini wrote:
> > > > > Le 08/08/2025 à 19:29, Brian G a écrit :
> > > > > > Little more progress.
> > > > > >
> > > > > >       I built the debug version of the AppRun app.
> > > > > >       I tracked it down specifically to gbr3->gbx3 generating the 
> > > > > > error when the version of libc6 is the one being used from the 
> > > > > > bundle.
> > > > > >       Trying to track down if some lib path or ld path is being 
> > > > > > set incorrectly. Now if someone knows how to debug the
> > > > > >       gbr3->gbx3 or somehow turn on debug messages, would be very 
> > > > > > very helpful!
> > > > > >
> > > > > >      Ben is it possible to turn on debug messages at runtime in 
> > > > > > those apps?  would have to be very early during startup.
> > > > >
> > > > > I don't understand what you are talking about. Can you explain?
> > > > When I try to have ltrace run the gbr3 i get this:
> > > >
> > > > APPRUN_DEBUG: Execute Path:/usr/bin/ltrace .. is accessible
> > > > Couldn't determine base address of lib64/ld-linux-x86-64.so.2
> > > > ltrace: ltrace-elf.c:419: ltelf_destroy: Assertion `(&lte- 
> > > > >plt_relocs)-  >elt_size == sizeof(GElf_Rela)' failed.
> > > > Aborted (core dumped)
> > >
> > > But 'gbr3' is just a symbolic link to 'gbx3'. It's the same program.
> > yes i know that, that is not the issue, is there some way to identify 
> > what libs are needed by gbx3 in detail at startup
>
> Here is what 'ldd' tells me:
>
> [benoit-desktop ~]$ ldd /usr/bin/gbx3
>         linux-vdso.so.1 (0x00007efda8a3f000)
>         libc.so.6 => /usr/lib/libc.so.6 (0x00007efda876a000)
>         libm.so.6 => /usr/lib/libm.so.6 (0x00007efda8672000)
>         libffi.so.8 => /usr/lib/libffi.so.8 (0x00007efda8666000)
>         /lib64/ld-linux-x86-64.so.2 => /usr/lib64/ld-linux-x86-64.so.2 
> (0x00007efda8a41000)
>
> The Gambas interpreter only relies of the default libraries of any 
> program compiled with gcc, and one extra library, 'libffi'.
>
> Regards,
How do i generate a gbx3 with debug info included?

Got this far with the debugger

Reading symbols from ./gbr3...
(No debugging symbols found in ./gbr3)

warning: core file may not match specified executable file.
[New LWP 353993]

warning: Could not load shared library symbols for 
lib64/ld-linux-x86-64.so.2.
Do you need "set solib-search-path" or "set sysroot"?

warning: Loadable section ".note.gnu.build-id" outside of ELF segments
  in 
/tmp/.mount_hello_SOeR4O/runtime/compat/usr/lib/x86_64-linux-gnu/libc.so.6
Warning: couldn't activate thread debugging using libthread_db: Cannot 
find new threads: generic error
Warning: couldn't activate thread debugging using libthread_db: Cannot 
find new threads: generic error

warning: Unable to find libthread_db matching inferior's thread library, 
thread debugging will not be available.
Core was generated by `/tmp/.mount_hello_SOeR4O/usr/bin/gbr3 
/tmp/.mount_hello_SOeR4O/usr/bin/hello_wo'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f0d87fba407 in ?? ()
(gdb)
.

It has been a long while since i needed to do this... lol


--
~~~~ Brian

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