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commit 6d8d282e0f6fc74f2499a9ab3971613115fdf0f9
parent 00c8a17a2da8fbeaf5b5542c0b7a0c4dd4fdfc91
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Sun,  6 Nov 2011 11:58:48 -0200

avoid calling "extra value" as if it were a function option

Diffstat:
Mloadlib.c | 10++++++----
1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/loadlib.c b/loadlib.c @@ -1,5 +1,5 @@ /* -** $Id: loadlib.c,v 1.99 2011/06/28 17:13:28 roberto Exp roberto $ +** $Id: loadlib.c,v 1.100 2011/07/05 12:49:35 roberto Exp roberto $ ** Dynamic library loader for Lua ** See Copyright Notice in lua.h ** @@ -516,9 +516,11 @@ static void set_env (lua_State *L) { static void dooptions (lua_State *L, int n) { int i; for (i = 2; i <= n; i++) { - lua_pushvalue(L, i); /* get option (a function) */ - lua_pushvalue(L, -2); /* module */ - lua_call(L, 1, 0); + if (lua_isfunction(L, i)) { /* avoid 'calling' extra info. */ + lua_pushvalue(L, i); /* get option (a function) */ + lua_pushvalue(L, -2); /* module */ + lua_call(L, 1, 0); + } } }