From c0e22c255c34bdc36fc5b9c59ee86bead93d8ebe Mon Sep 17 00:00:00 2001
From: goldsimon <goldsimon>
Date: Fri, 9 Oct 2009 20:18:15 +0000
Subject: [PATCH] Fixed default values of some stats to only be enabled if used
 Fixes bug #27338: sys_stats is defined when NO_SYS = 1

---
 CHANGELOG              | 4 ++++
 src/include/lwip/opt.h | 6 +++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index 88146057..045ccffe 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -43,6 +43,10 @@ HISTORY
 
   ++ Bugfixes:
 
+  2009-10-09 Simon Goldschmidt
+  * opt.h: Fixed default values of some stats to only be enabled if used
+    Fixes bug #27338: sys_stats is defined when NO_SYS = 1
+
   2009-08-30 Simon Goldschmidt
   * ip.c: Fixed bug bug #27345: "ip_frag() does not use the LWIP_NETIF_LOOPBACK
     function" by checking for loopback before calling ip_frag
diff --git a/src/include/lwip/opt.h b/src/include/lwip/opt.h
index da7fc56b..df62680b 100644
--- a/src/include/lwip/opt.h
+++ b/src/include/lwip/opt.h
@@ -1339,21 +1339,21 @@
  * MEM_STATS==1: Enable mem.c stats.
  */
 #ifndef MEM_STATS
-#define MEM_STATS                       1
+#define MEM_STATS                       ((MEM_LIBC_MALLOC == 0) && (MEM_USE_POOLS == 0))
 #endif
 
 /**
  * MEMP_STATS==1: Enable memp.c pool stats.
  */
 #ifndef MEMP_STATS
-#define MEMP_STATS                      1
+#define MEMP_STATS                      (MEMP_MEM_MALLOC == 0)
 #endif
 
 /**
  * SYS_STATS==1: Enable system stats (sem and mbox counts, etc).
  */
 #ifndef SYS_STATS
-#define SYS_STATS                       1
+#define SYS_STATS                       (NO_SYS == 0)
 #endif
 
 #else