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function list in luaL_register may be NULL for an empty list

This commit is contained in:
Roberto Ierusalimschy 2009-09-28 09:36:40 -03:00
parent fcc46467fa
commit cee94df6e0
1 changed files with 3 additions and 2 deletions
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5
lauxlib.c
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@ -1,5 +1,5 @@
/*
** $Id: lauxlib.c,v 1.190 2009/07/15 17:47:34 roberto Exp roberto $
** $Id: lauxlib.c,v 1.191 2009/09/18 18:58:45 roberto Exp roberto $
** Auxiliary functions for building Lua libraries
** See Copyright Notice in lua.h
*/
@ -672,7 +672,8 @@ LUALIB_API void luaL_register (lua_State *L, const char *libname,
}
lua_remove(L, -2); /* remove _LOADED table */
}
for (; l->name; l++) {
if (l == NULL) return; /* nothing to register? */
for (; l->name; l++) { /* else fill the table with given functions */
lua_pushcfunction(L, l->func);
lua_setfield(L, -2, l->name);
}