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detail (lua_resume should empty coroutine stack even if they do not

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fit into caller stack)
This commit is contained in:
Roberto Ierusalimschy 2009-12-10 16:17:37 -02:00
parent 2643da67c6
commit 64d5df7772
1 changed files with 2 additions and 1 deletions
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3
lbaselib.c
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@ -1,5 +1,5 @@
/* /*
** $Id: lbaselib.c,v 1.228 2009/11/26 11:39:20 roberto Exp roberto $ ** $Id: lbaselib.c,v 1.229 2009/11/27 15:38:51 roberto Exp roberto $
** Basic library ** Basic library
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -568,6 +568,7 @@ static int auxresume (lua_State *L, lua_State *co, int narg) {
if (status == LUA_OK || status == LUA_YIELD) { if (status == LUA_OK || status == LUA_YIELD) {
int nres = lua_gettop(co); int nres = lua_gettop(co);
if (!lua_checkstack(L, nres + 1)) { if (!lua_checkstack(L, nres + 1)) {
lua_pop(co, nres); /* remove results anyway */
lua_pushliteral(L, "too many results to resume"); lua_pushliteral(L, "too many results to resume");
return -1; /* error flag */ return -1; /* error flag */
} }