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new API for 'lua_resume' + cleaning the uses of the 'extra' field in

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'CallInfo'
This commit is contained in:
Roberto Ierusalimschy
2017-11-02 09:28:56 -02:00
parent b9e76be8a6
commit ba36180fd7
7 changed files with 31 additions and 58 deletions
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7
lcorolib.c
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@@ -1,5 +1,5 @@
/*
** $Id: lcorolib.c,v 1.9 2014/11/02 19:19:04 roberto Exp roberto $
** $Id: lcorolib.c,v 1.10 2016/04/11 19:19:55 roberto Exp roberto $
** Coroutine Library
** See Copyright Notice in lua.h
*/
@@ -26,7 +26,7 @@ static lua_State *getco (lua_State *L) {
static int auxresume (lua_State *L, lua_State *co, int narg) {
int status;
int status, nres;
if (!lua_checkstack(co, narg)) {
lua_pushliteral(L, "too many arguments to resume");
return -1; /* error flag */
@@ -36,9 +36,8 @@ static int auxresume (lua_State *L, lua_State *co, int narg) {
return -1; /* error flag */
}
lua_xmove(L, co, narg);
status = lua_resume(co, L, narg);
status = lua_resume(co, L, narg, &nres);
if (status == LUA_OK || status == LUA_YIELD) {
int nres = lua_gettop(co);
if (!lua_checkstack(L, nres + 1)) {
lua_pop(co, nres); /* remove results anyway */
lua_pushliteral(L, "too many results to resume");