sync with experimental rev. 7127.

git-svn-id: https://serveur-svn.lri.fr/svn/modhel/luatex/trunk@7128 0b2b3880-5936-4365-a048-eb17d2e5a6bf

source/texk/web2c/luatexdir/lua/lnewtokenlib.c

@@ -1271,7 +1271,7 @@ static int set_char(lua_State * L)
     if (n < 2)
         return 0;
     name = lua_tolstring(L, 1, &lname);
-    if (name == null)
+    if (name == NULL)
         return 0;
     value = lua_tointeger(L, 2);
     if (value < 0)

source/texk/web2c/luatexdir/lua/lpdfelib.c

@@ -259,7 +259,7 @@ define_to_string(stream,    "pdfe.stream")
 static int pdfelib_tostring_reference(lua_State * L) { \
     pdfe_reference *p = check_isreference(L, 1); \
     if (p != NULL) { \
-        lua_pushfstring(L, "<pdfe.reference " "%i>", (int) p->onum); \
+        lua_pushfstring(L, "<pdfe.reference " "%d>",  p->onum); \
         return 1; \
     } \
     return 0; \

source/texk/web2c/luatexdir/luatex_svnversion.h

@@ -1 +1 @@
-#define luatex_svn_revision 7124
+#define luatex_svn_revision 7127

source/texk/web2c/mplibdir/mp.w

@@ -2948,7 +2948,7 @@ void *mp_xmalloc (MP mp, size_t nmem, size_t size) {
     mp_jump_out (mp);
   }
 #endif
-  w = malloc (nmem * size);
+  w = calloc(nmem, size); /* TODO: check an un-initialize use of w and replace calloc with malloc. */
   if (w == NULL) {
     mp_fputs ("Out of memory!\n", mp->err_out);
     mp->history = mp_system_error_stop;