static int
luaB_cowrap(lua_State * L)
{
luaB_cocreate(L);
lua_pushcclosure(L, luaB_auxwrap, 1);
return 1;
}
/**
* Creates a new coroutine, with body f. f must be a Lua function.
* Returns a function that resumes the coroutine each time it is
* called. Any arguments passed to the function behave as the extra
* arguments to resume. Returns the same values returned by resume,
* except the first boolean. In case of error, propagates the error.
*/
static int luaB_cowrap (lua_State *L) {
luaB_cocreate(L);
/* 上面函数执行后 function 在栈顶, function 为其 upvalue */
lua_pushcclosure(L, luaB_auxwrap, 1);
return 1;
}
