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_ERRORMESSAGE `accepts' non-string arguments (at least for now...)

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This commit is contained in:
Roberto Ierusalimschy 2002-06-06 09:40:36 -03:00
parent 16f4723398
commit 630acb2048
1 changed files with 3 additions and 2 deletions
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5
ldblib.c
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@ -1,5 +1,5 @@
/*
** $Id: ldblib.c,v 1.54 2002/06/03 17:47:18 roberto Exp roberto $
** $Id: ldblib.c,v 1.55 2002/06/05 17:24:04 roberto Exp roberto $
** Interface from Lua to its debug API
** See Copyright Notice in lua.h
*/
@ -185,7 +185,8 @@ static int errorfb (lua_State *L) {
int level = 1; /* skip level 0 (it's this function) */
int firstpart = 1; /* still before eventual `...' */
lua_Debug ar;
luaL_check_string(L, 1);
if (!lua_isstring(L, 1))
return lua_gettop(L);
lua_settop(L, 1);
lua_pushliteral(L, "\n");
lua_pushliteral(L, "stack traceback:\n");