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commit fad7582c9a3cab032c3989a1b36a2ecdf5aaa3c0
parent a62fca1ebb0798676a11c5bda2406e36de654b6e
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Wed,  7 Jun 2006 09:36:54 -0300

explicit test for common error (due to compatibility issue)

Diffstat:
Mlapi.c | 5++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lapi.c b/lapi.c @@ -1,5 +1,5 @@ /* -** $Id: lapi.c,v 2.53 2006/01/10 12:50:00 roberto Exp roberto $ +** $Id: lapi.c,v 2.54 2006/06/02 15:34:00 roberto Exp roberto $ ** Lua API ** See Copyright Notice in lua.h */ @@ -199,6 +199,9 @@ LUA_API void lua_insert (lua_State *L, int idx) { LUA_API void lua_replace (lua_State *L, int idx) { StkId o; lua_lock(L); + /* explicit test for incompatible code */ + if (idx == LUA_ENVIRONINDEX && L->ci == L->base_ci) + luaG_runerror(L, "no calling environment"); api_checknelems(L, 1); o = index2adr(L, idx); api_checkvalidindex(L, o);