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error detection for coroutine and protected function

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This commit is contained in:
ThePhD 2016-09-01 08:49:13 -04:00
parent 33e846602b
commit 6a3b0adf0d
3 changed files with 10 additions and 3 deletions
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1
.gitignore vendored
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@ -67,3 +67,4 @@ main.exe
main.o
lua-5.3.3/
*.pdf
main.lua

3
sol/coroutine.hpp
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@ -63,6 +63,9 @@ namespace sol {
luacall(n, LUA_MULTRET);
int poststacksize = lua_gettop(lua_state());
int returncount = poststacksize - (firstreturn - 1);
if (error()) {
return protected_function_result(lua_state(), lua_absindex(lua_state(), -1), 1, returncount, status());
}
return protected_function_result(lua_state(), firstreturn, returncount, returncount, status());
}

9
sol/protected_function.hpp
View File

@ -64,8 +64,8 @@ namespace sol {
}
};
int luacall(std::ptrdiff_t argcount, std::ptrdiff_t resultcount, handler& h) const {
return lua_pcallk(base_t::lua_state(), static_cast<int>(argcount), static_cast<int>(resultcount), h.stackindex, 0, nullptr);
call_status luacall(std::ptrdiff_t argcount, std::ptrdiff_t resultcount, handler& h) const {
return static_cast<call_status>(lua_pcallk(base_t::lua_state(), static_cast<int>(argcount), static_cast<int>(resultcount), h.stackindex, 0, nullptr));
}
template<std::size_t... I, typename... Ret>
@ -104,9 +104,12 @@ namespace sol {
};
try {
#endif // No Exceptions
code = static_cast<call_status>(luacall(n, LUA_MULTRET, h));
code = luacall(n, LUA_MULTRET, h);
int poststacksize = lua_gettop(base_t::lua_state());
returncount = poststacksize - (stacksize - 1);
if (code != call_status::yielded && != call_status::ok) {
return protected_function_result(base_t::lua_state(), lua_absindex(base_t::lua_state(), -1), returncount, returncount, code);
}
#ifndef SOL_NO_EXCEPTIONS
}
// Handle C++ errors thrown from C++ functions bound inside of lua