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protect against missing keys param

develop
Myk Taylor 2023-09-12 23:08:55 -07:00
parent d2ae5463df
commit 863df21dd2
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library/modules/Screen.cpp
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@ -962,6 +962,7 @@ int dfhack_lua_viewscreen::do_input(lua_State *L)
if (!self) return 0; if (!self) return 0;
auto keys = (std::set<df::interface_key>*)lua_touserdata(L, 2); auto keys = (std::set<df::interface_key>*)lua_touserdata(L, 2);
if (!keys) return 0;
lua_getfield(L, -1, "onInput"); lua_getfield(L, -1, "onInput");