Provide DPCTL_ENABLE_GLOG cmake option to turn on logging

Author: vlad-perevezentsev

libsyclinterface/CMakeLists.txt

@@ -38,6 +38,11 @@ option(DPCTL_BUILD_CAPI_TESTS
     "Build dpctl C API google tests"
     OFF
 )
+# Option to turn on logging support for dpctl C API
+option(DPCTL_ENABLE_GLOG
+    "Enable the Google logging module"
+    OFF
+)
 
 # Minimum version requirement only when oneAPI dpcpp is used.
 if(DPCTL_DPCPP_FROM_ONEAPI)
@@ -156,17 +161,49 @@ add_library(DPCTLSyclInterface
     ${helper_sources}
 )
 
-target_include_directories(DPCTLSyclInterface
-    PRIVATE
-    ${CMAKE_CURRENT_SOURCE_DIR}/include/
-    ${CMAKE_CURRENT_SOURCE_DIR}/helper/include/
-    ${IntelSycl_SYCL_INCLUDE_DIR}
-)
+if(DPCTL_ENABLE_GLOG)
+    find_path(GLOG_INCLUDE_DIR NAMES glog/logging.h)
+    find_library(GLOG_LIBRARY NAMES glog)
+    if(GLOG_INCLUDE_DIR AND GLOG_LIBRARY)
+        message(STATUS "Found GLog:")
+        message(STATUS " Headers: ${GLOG_INCLUDE_DIR}")
+        message(STATUS " Library: ${GLOG_LIBRARY}")
+    else()
+        message(FATAL_ERROR "GLog not found")
+    endif()
+
+    find_package(glog REQUIRED)
+
+    target_include_directories(DPCTLSyclInterface
+        PRIVATE
+        ${CMAKE_CURRENT_SOURCE_DIR}/include/
+        ${CMAKE_CURRENT_SOURCE_DIR}/helper/include/
+        ${IntelSycl_SYCL_INCLUDE_DIR}
+        ${GLOG_INCLUDE_DIR}
+    )
+
+    target_compile_definitions(DPCTLSyclInterface PUBLIC ENABLE_GLOG)
+
+    target_link_libraries(DPCTLSyclInterface
+        PRIVATE ${IntelSycl_SYCL_LIBRARY}
+        PRIVATE ${IntelSycl_OPENCL_LIBRARY}
+        ${GLOG_LIBRARY}
+    )
+
+else()
+    target_include_directories(DPCTLSyclInterface
+        PRIVATE
+        ${CMAKE_CURRENT_SOURCE_DIR}/include/
+        ${CMAKE_CURRENT_SOURCE_DIR}/helper/include/
+        ${IntelSycl_SYCL_INCLUDE_DIR}
+    )
+    target_link_libraries(DPCTLSyclInterface
+        PRIVATE ${IntelSycl_SYCL_LIBRARY}
+        PRIVATE ${IntelSycl_OPENCL_LIBRARY}
+    )
+
+endif()
 
-target_link_libraries(DPCTLSyclInterface
-    PRIVATE ${IntelSycl_SYCL_LIBRARY}
-    PRIVATE ${IntelSycl_OPENCL_LIBRARY}
-)
 
 include(GetProjectVersion)
 # the get_version function is defined in the GetProjectVersion module and