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refactor Lua result handling for safety

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this massively improves thread safety and cleanly serializes accesses
into the lua engine's result objects where accesses before were
extremely unsafe and could access a corrupt/invalid stack.

this fixes various obscure crashes related to accessing results,
without changing any observable behavior.
This commit is contained in:
Lion Kortlepel
2026-04-18 18:16:16 +02:00
parent 0c864665bb
commit b3e8d86cef
11 changed files with 498 additions and 133 deletions
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src/TLuaPlugin.cpp
+3 -2
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@@ -63,8 +63,9 @@ TLuaPlugin::TLuaPlugin(TLuaEngine& Engine, const TLuaPluginConfig& Config, const
}
for (auto& Result : ResultsToCheck) {
Result.second->WaitUntilReady();
if (Result.second->Error) {
beammp_lua_error("Failed: \"" + Result.first.string() + "\": " + Result.second->ErrorMessage);
auto Snapshot = Result.second->GetDetachedSnapshot();
if (Snapshot.Error) {
beammp_lua_error("Failed: \"" + Result.first.string() + "\": " + Snapshot.ErrorMessage);
}
}
}