--- vwm/cmake/FindPROTOTHREAD.cmake
+++ vwm/cmake/FindPROTOTHREAD.cmake
@@ -0,0 +1,42 @@
+# - try to find PROTOTHREAD library
+#
+# Cache Variables: (probably not for direct use in your scripts)
+#  PROTOTHREAD_INCLUDE_DIR
+#  PROTOTHREAD_LIBRARY
+#
+# Non-cache variables you might use in your CMakeLists.txt:
+#  PROTOTHREAD_FOUND
+#  PROTOTHREAD_INCLUDE_DIRS
+#  PROTOTHREAD_LIBRARIES
+#
+# Requires these CMake modules:
+#  FindPackageHandleStandardArgs (known included with CMake >=2.6.2)
+#
+# Derived from FindGPM.cmake
+# Original Author:
+# 2009-2010 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
+# http://academic.cleardefinition.com
+# Iowa State University HCI Graduate Program/VRAC
+#
+# Copyright Iowa State University 2009-2010.
+# 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)
+
+find_library(PROTOTHREAD_LIBRARY
+    NAMES protothread libprotothread libprotothread.so)
+
+find_path(PROTOTHREAD_INCLUDE_DIR
+    NAMES protothread.h)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(PROTOTHREAD
+    DEFAULT_MSG
+    PROTOTHREAD_LIBRARY
+    PROTOTHREAD_INCLUDE_DIR)
+
+if(PROTOTHREAD_FOUND)
+    set(PROTOTHREAD_LIBRARIES "${PROTOTHREAD_LIBRARY}")
+
+    set(PROTOTHREAD_INCLUDE_DIRS "${PROTOTHREAD_INCLUDE_DIR}")
+endif()