fix for -c command ending with backslash; fix several small memory leaks; fix several uninitialized variables; compgen -V fix

lib/readline/complete.c

@@ -2868,7 +2868,7 @@ rl_menu_complete (int count, int ignore)
 	  if (rl_completion_query_items > 0 && match_list_size >= rl_completion_query_items)
 	    {
 	      rl_ding ();
-	      FREE (matches);
+	      _rl_free_match_list (matches);
 	      matches = (char **)0;
 	      full_completion = 1;
 	      return (0);

lib/readline/input.c

@@ -249,6 +249,7 @@ rl_gather_tyi (void)
   struct timeval timeout;
 #endif
 
+  result = -1;
   chars_avail = 0;
   input = 0;
   tty = fileno (rl_instream);

lib/readline/kill.c

@@ -779,7 +779,7 @@ _rl_read_bracketed_paste_prefix (int c)
   pbpref = BRACK_PASTE_PREF;		/* XXX - debugging */
   if (c != pbpref[0])
     return (0);
-  pbuf[ind = 0] = c;
+  pbuf[ind = 0] = key = c;
   while (ind < BRACK_PASTE_SLEN-1 &&
 	 (RL_ISSTATE (RL_STATE_INPUTPENDING|RL_STATE_MACROINPUT) == 0) &&
          _rl_pushed_input_available () == 0 &&

lib/sh/anonfile.c

@@ -55,7 +55,11 @@ anonopen (const char *name, int flags, char **fn)
   /* "Names do not affect the behavior of the file descriptor." */
   fd = memfd_create ("anonopen", 0);
   if (fd >= 0)
-    return fd;
+    {
+      if (fn)
+	*fn = 0;
+      return fd;
+    }
   /* If memfd_create fails, we fall through to the unlinked-regular-file
      implementation. */
 #endif