use rawset when initializing child thread args #34
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The ØMQ project » lzmq #52 FAILURE |
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moteus
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Mar 31, 2015
use rawset when initializing child thread args
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it is possible for someone to mess with the global table in the prelude or lua_init phases of thread creation. For instance, one could disable the creation of global variables via the _G __newindex metatable method. Then the thread spawning code would not work correctly. For this reason we should not rely on normal insertion into _G and instead use rawset