From 16f7fd4dc032b99d4af60703c2340c149bf723df Mon Sep 17 00:00:00 2001
From: Volker Birk <vb@pep-project.org>
Date: Sun, 23 Aug 2015 13:16:44 +0200
Subject: [PATCH] the weather is cloudy this Sunday

---
 src/jniutils.hh | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/jniutils.hh b/src/jniutils.hh
index 50e3305..a523f65 100644
--- a/src/jniutils.hh
+++ b/src/jniutils.hh
@@ -13,7 +13,8 @@ namespace pEp {
         using namespace std;
 
         class mutex {
-            pthread_mutex_t _mutex;
+            typedef pthread_mutex_t native_handle_type;
+            native_handle_type _mutex;
 
         public:
             mutex() {
@@ -31,6 +32,12 @@ namespace pEp {
             void unlock() {
                 pthread_mutex_unlock(&_mutex);
             }
+            native_handle_type native_handle() {
+                return _mutex;
+            }
+            bool try_lock() {
+                return pthread_mutex_trylock(&_mutex) == 0;
+            }
         };
 
         template<class T> class lock_guard {