virtualx-engine/platform/x11/SCsub
Rémi Verschelde ad7710ae5e
Dynamically load libudev.so.1 on Linux if udev=yes
This makes it possibly to run Linux binaries compiled with udev support on
Linux systems which do not provide udev (typically systemd-less distros).

If udev is missing, we fall back to parsing `/dev/input` like when compiled
without udev support (`udev=no`).

Also adding some verbose debug statements to know which method we're using
when debugging Linux joypad issues.

The libudev so wrappers were generated on Mageia 8 with libudev 246.9 using
https://github.com/hpvb/dynload-wrapper:
```
./generate-wrapper.py --include /usr/include/libudev.h --sys-include '<libudev.h>' \
  --soname libudev.so.1 --init-name libudev --omit-prefix gnu_ \
  --output-header libudev-so_wrap.h --output-implementation libudev-so_wrap.c
```

(cherry picked from commits a10c259c1d
and e26a1f807b)

Edit: Updated to version 0.2 of dynload-wrapper to fix symbols clobbering as
done in #46143.
2021-02-18 10:31:31 +01:00

24 lines
594 B
Python

#!/usr/bin/env python
Import("env")
from platform_methods import run_in_subprocess
import platform_x11_builders
common_x11 = [
"context_gl_x11.cpp",
"crash_handler_x11.cpp",
"os_x11.cpp",
"key_mapping_x11.cpp",
"joypad_linux.cpp",
"power_x11.cpp",
"detect_prime.cpp",
]
if "udev" in env and env["udev"]:
common_x11.append("libudev-so_wrap.c")
prog = env.add_program("#bin/godot", ["godot_x11.cpp"] + common_x11)
if env["debug_symbols"] and env["separate_debug_symbols"]:
env.AddPostAction(prog, run_in_subprocess(platform_x11_builders.make_debug_x11))