35 static void checkstack (lua_State *L, lua_State *L1, int n) {  in checkstack()  argument
36   if (L != L1 && !lua_checkstack(L1, n))  in checkstack()
130 static void treatstackoption (lua_State *L, lua_State *L1, const char *fname) {  in treatstackoption()  argument
131   if (L == L1)  in treatstackoption()
134     lua_xmove(L1, L, 1);  /* move object to the "main" stack */  in treatstackoption()
148   lua_State *L1 = getthread(L, &arg);  in db_getinfo()  local
150   checkstack(L, L1, 3);  in db_getinfo()
154     lua_xmove(L, L1, 1);  in db_getinfo()
157     if (!lua_getstack(L1, (int)luaL_checkinteger(L, arg + 1), &ar)) {  in db_getinfo()
162   if (!lua_getinfo(L1, options, &ar))  in db_getinfo()
186     treatstackoption(L, L1, "activelines");  in db_getinfo()
188     treatstackoption(L, L1, "func");  in db_getinfo()
195   lua_State *L1 = getthread(L, &arg);  in db_getlocal()  local
206     if (!lua_getstack(L1, level, &ar))  /* out of range? */  in db_getlocal()
208     checkstack(L, L1, 1);  in db_getlocal()
209     name = lua_getlocal(L1, &ar, nvar);  in db_getlocal()
211       lua_xmove(L1, L, 1);  /* move local value */  in db_getlocal()
227   lua_State *L1 = getthread(L, &arg);  in db_setlocal()  local
231   if (!lua_getstack(L1, level, &ar))  /* out of range? */  in db_setlocal()
235   checkstack(L, L1, 1);  in db_setlocal()
236   lua_xmove(L, L1, 1);  in db_setlocal()
237   name = lua_setlocal(L1, &ar, nvar);  in db_setlocal()
239     lua_pop(L1, 1);  /* pop value (if not popped by 'lua_setlocal') */  in db_setlocal()
350   lua_State *L1 = getthread(L, &arg);  in db_sethook()  local
370   checkstack(L, L1, 1);  in db_sethook()
371   lua_pushthread(L1); lua_xmove(L1, L, 1);  /* key (thread) */  in db_sethook()
374   lua_sethook(L1, func, mask, count);  in db_sethook()
381   lua_State *L1 = getthread(L, &arg);  in db_gethook()  local
383   int mask = lua_gethookmask(L1);  in db_gethook()
384   lua_Hook hook = lua_gethook(L1);  in db_gethook()
391     checkstack(L, L1, 1);  in db_gethook()
392     lua_pushthread(L1); lua_xmove(L1, L, 1);  in db_gethook()
397   lua_pushinteger(L, lua_gethookcount(L1));  /* 3rd result = count */  in db_gethook()
419   lua_State *L1 = getthread(L, &arg);  in db_traceback()  local
424     int level = (int)luaL_optinteger(L, arg + 2, (L == L1) ? 1 : 0);  in db_traceback()
425     luaL_traceback(L, L1, msg, level);  in db_traceback()