Add cmake compatibility targets
diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt
index f738b3b..ed4a10e 100644
--- a/library/CMakeLists.txt
+++ b/library/CMakeLists.txt
@@ -133,3 +133,24 @@
 			DESTINATION ${LIB_INSTALL_DIR}
 			PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE)
 endif(USE_SHARED_MBEDTLS_LIBRARY)
+
+if(UNIX)
+    add_custom_target(polarssl
+        DEPENDS mbedtls # TODO: and mbedtls_static is shared is defined
+        COMMAND ${CMAKE_SOURCE_DIR}/scripts/polarssl_symlinks.sh ${CMAKE_BINARY_DIR}/library
+        )
+
+    if(USE_STATIC_MBEDTLS_LIBRARY AND USE_SHARED_MBEDTLS_LIBRARY)
+        add_dependencies(polarssl mbedtls_static)
+    endif()
+
+    add_custom_target(polarssl-clean
+        COMMAND make clean
+        COMMAND rm -f ${CMAKE_BINARY_DIR}/library/libpolarssl.*
+        )
+
+    add_custom_target(polarssl-install
+        COMMAND make install
+        COMMAND ${CMAKE_SOURCE_DIR}/scripts/polarssl_symlinks.sh ${DESTDIR}/${CMAKE_INSTALL_PREFIX}/${LIB_INSTALL_DIR}
+        )
+endif(UNIX)