X-Git-Url: http://nitlanguage.org

diff --git a/lib/pthreads/extra.nit b/lib/pthreads/extra.nit
index 94ea0e2..e408270 100644
--- a/lib/pthreads/extra.nit
+++ b/lib/pthreads/extra.nit
@@ -16,17 +16,18 @@
 
 # Offers some POSIX threads services that are not available on all platforms
 module extra is
-	c_compiler_option("-pthread")
-	c_linker_option("-pthread")
+	cflags "-pthread"
+	ldflags "-pthread"
 end
 
 intrude import pthreads
 
 in "C" `{
 	// TODO protect with: #ifdef WITH_LIBGC
+	#ifndef ANDROID
 		#define GC_THREADS
 		#include <gc.h>
-	//#endif
+	#endif
 `}
 
 redef extern class NativePthread
@@ -47,3 +48,15 @@ end
 
 # Does not return if the running thread is to be cancelled
 fun test_cancel `{ pthread_testcancel(); `}
+
+private extern class NativePthreadBarrier in "C" `{ pthread_barrier_t * `}
+	new(count: Int) `{
+		pthread_barrier_t *barrier = malloc(sizeof(pthread_barrier_t));
+		int res = pthread_barrier_init(barrier, NULL, count);
+		return barrier;
+	`}
+
+	fun destroy `{ pthread_barrier_destroy(recv); `}
+
+	fun wait `{ pthread_barrier_wait(recv); `}
+end