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docs: Add a paragraph about the new GDB integration.

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Rémi Bernon 2024-03-19 16:22:55 +01:00 committed by Arkadiusz Hiler
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docs/DEBUGGING.md
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@ -30,7 +30,21 @@ Attaching to process 2263566
0x000075dce0cd788d in ?? ()
```
You can use `source` [wine's
With Proton Experimental, GDB should be able to load the symbols right
away. However, for the most seamless experience you will want to use a
custom version of GDB with a couple of patches to better integrate with
Wine.
You can find this fork at https://gitlab.winehq.org/rbernon/binutils-gdb,
which you can build with `configure && make all-gdb && make install-gdb`.
Make sure to have python development packages installed, as GDB python
support will be required.
With this custom GDB you can `source` [Wine's custom unwinder](https://github.com/ValveSoftware/wine/blob/experimental_9.0/tools/gdbunwind.py)
in your `~/.gdbinit`, and you will get backtraces across PE / unix boundaries.
With older Proton you can use `source` [wine's
gdbinit](https://github.com/ValveSoftware/wine/blob/proton_8.0/tools/gdbinit.py)
to make `load-symbol-files` command available that uses `/proc/$pid/maps` to
load the symbols: