From 01e30016d6f399f3a6f9b79f1403ac8a640d4bdd Mon Sep 17 00:00:00 2001
From: Ludwig Ortmann <ludwig.ortmann@fu-berlin.de>
Date: Wed, 13 Nov 2013 23:43:26 +0100
Subject: [PATCH] add lpm syscall barrier for native w/out UART

---
 cpu/native/lpm_cpu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cpu/native/lpm_cpu.c b/cpu/native/lpm_cpu.c
index f8975831ad..a690665946 100644
--- a/cpu/native/lpm_cpu.c
+++ b/cpu/native/lpm_cpu.c
@@ -71,7 +71,9 @@ void _native_lpm_sleep()
 
     /* otherwise select was interrupted because of a signal, continue below */
 #else
+    _native_in_syscall++; // no switching here
     pause();
+    _native_in_syscall--;
 #endif
 
     if (_native_sigpend > 0) {