forked from Mirrorlandia_minetest/minetest
Fix secure io.open without mode
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0d1c9598a0
commit
9e10f9f49a
@ -525,14 +525,19 @@ int ScriptApiSecurity::sl_g_require(lua_State *L)
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int ScriptApiSecurity::sl_io_open(lua_State *L)
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{
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bool with_mode = lua_gettop(L) > 1;
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luaL_checktype(L, 1, LUA_TSTRING);
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const char *path = lua_tostring(L, 1);
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CHECK_SECURE_PATH(L, path);
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push_original(L, "io", "open");
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lua_pushvalue(L, 1);
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lua_pushvalue(L, 2);
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lua_call(L, 2, 2);
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if (with_mode) {
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lua_pushvalue(L, 2);
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}
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lua_call(L, with_mode ? 2 : 1, 2);
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return 2;
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}
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