[Beignet] [PATCH] CMake: Add -lrt to the link command of libcl.so

[junyan.he at inbox.com]

From: Junyan He <junyan.he at linux.intel.com>

The clock_gettime will cause the linkage error on some
version of GCC, we need to add -lrt at the end of the
link command line.

Signed-off-by: Junyan He <junyan.he at linux.intel.com>
---
 src/CMakeLists.txt |    1 +
 1 file changed, 1 insertion(+)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index c917e76..4c5112c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -144,6 +144,7 @@ add_library(cl SHARED ${OPENCL_SRC})
 ADD_DEPENDENCIES(cl ${GIT_SHA1})
 target_link_libraries(
                       cl
+                      rt
                       ${X11_LIBRARIES}
                       ${XEXT_LIBRARIES}
                       ${XFIXES_LIBRARIES}
-- 
1.7.9.5