1 files changed, 48 insertions, 0 deletions
diff --git a/src/boost/libs/coroutine/example/asymmetric/echo.cpp b/src/boost/libs/coroutine/example/asymmetric/echo.cpp
new file mode 100644
index 000000000..ba3e82e2e
--- /dev/null
+++ b/src/boost/libs/coroutine/example/asymmetric/echo.cpp
@@ -0,0 +1,48 @@
+
+//          Copyright Oliver Kowalke 2009.
+// Distributed under the Boost Software License, Version 1.0.
+//    (See accompanying file LICENSE_1_0.txt or copy at
+//          http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/coroutine/all.hpp>
+
+#include <cstdlib>
+#include <iostream>
+
+#include <boost/bind.hpp>
+
+typedef boost::coroutines::asymmetric_coroutine< void >::pull_type pull_coro_t;
+typedef boost::coroutines::asymmetric_coroutine< void >::push_type push_coro_t;
+
+void echo( pull_coro_t & source, int i)
+{
+    std::cout << i;
+    source();
+}
+
+void runit( push_coro_t & sink1)
+{
+    std::cout << "started! ";
+    for ( int i = 0; i < 10; ++i)
+    {
+        push_coro_t sink2( boost::bind( echo, _1, i) );
+        while ( sink2)
+            sink2();
+        sink1();
+    }
+}
+
+int main( int argc, char * argv[])
+{
+    {
+        pull_coro_t source( runit);
+        while ( source) {
+            std::cout << "-";
+            source();
+        }
+    }
+
+    std::cout << "\nDone" << std::endl;
+
+    return EXIT_SUCCESS;
+}