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[ruamoko] Check self is within progs memory
Changes a segfault to a runtime error, which beats the risk of self pointing somewhere that doesn't segrault.
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@ -1536,6 +1536,9 @@ rua_obj_msgSend (progs_t *pr)
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R_INT (pr) = P_INT (pr, 0);
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return;
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}
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if (P_UINT (pr, 0) >= pr->globals_size) {
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PR_RunError (pr, "invalid self: %x", P_UINT (pr, 0));
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}
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if (!_cmd)
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PR_RunError (pr, "null selector");
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imp = obj_msg_lookup (probj, self, _cmd);
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