Rename module 'unused-parameter' to 'snippet/unused-parameter'.

[gnulib.git] / lib / readtokens.c

diff --git a/lib/readtokens.c b/lib/readtokens.c
index 8172eb1..672bc8f 100644 (file)
--- a/lib/readtokens.c
+++ b/lib/readtokens.c
@@ -1,6 +1,6 @@
 /* readtokens.c  -- Functions for reading tokens from an input stream.
 
-   Copyright (C) 1990-1991, 1999-2004, 2006, 2009-2010 Free Software
+   Copyright (C) 1990-1991, 1999-2004, 2006, 2009-2011 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
@@ -31,6 +31,8 @@
 #include <string.h>
 #include <stdbool.h>
 
+#include "xalloc.h"
+
 #if USE_UNLOCKED_IO
 # include "unlocked-io.h"
 #endif
@@ -195,5 +197,7 @@ readtokens (FILE *stream,
   *tokens_out = tokens;
   if (token_lengths != NULL)
     *token_lengths = lengths;
+  else
+    free (lengths);
   return n_tokens;
 }