Task #9893: Fixed tests after merge: put test kernels in BINARY_DIR/share to...

Task #9893: Fixed tests after merge: put test kernels in BINARY_DIR/share to let createPTX find them. Also, let createPTX look ONLY in LOFARROOT related paths, not .

RTCP/Cobalt/GPUProc/src/cuda/gpu_utils.cc

@@ -199,14 +199,12 @@ namespace LOFAR
 
       string prefixPath()
       {
-        if (lofarRoot().empty()) return ".";
-        else return lofarRoot() + "/share/gpu/kernels";
+        return lofarRoot() + "/share/gpu/kernels";
       }
 
       string includePath()
       {
-        if (lofarRoot().empty()) return "include";
-        else return lofarRoot() + "/include";
+        return lofarRoot() + "/include";
       }
 
       ostream& operator<<(ostream& os, const CompileDefinitions& defs)

RTCP/Cobalt/GPUProc/test/cuda/CMakeLists.txt

@@ -37,12 +37,15 @@ lofar_add_test(tKernelOccupancy tKernelOccupancy.cc)
 lofar_add_test(tStreamReadBuffer tStreamReadBuffer.cc)
 lofar_add_test(tMultiDimArrayHostBuffer tMultiDimArrayHostBuffer.cc)
 
-# These tests need to find kernels in the build dir
-set_tests_properties(
-    tKernel
-    tKernelOccupancy
-    PROPERTIES ENVIRONMENT "LOFARROOT="
+# These kernels need to be in the build dir for createPTX to find them in the tests
+set(_test_kernels
+  tKernel.in_.cu
+  tKernelOccupancy.in_.cu
 )
+foreach(_name ${_test_kernels})
+  execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink
+    ${CMAKE_CURRENT_SOURCE_DIR}/${_name} ${CMAKE_BINARY_DIR}/share/${_name})
+endforeach()
 
 # GPU kernel unit tests
 lofar_add_test(tFIR_Filter tFIR_Filter.cc)