print the entire path of the file printing relative to the project root (#1723)

CMakeLists.txt

@@ -278,6 +278,8 @@ if (NGRAPH_HALIDE)
     include(cmake/external_halide.cmake)
 endif()
 
+add_definitions(-DPROJECT_ROOT_DIR="${CMAKE_CURRENT_SOURCE_DIR}")
+
 add_subdirectory(src)
 
 if (NGRAPH_UNIT_TEST_ENABLE)

src/ngraph/log.hpp

@@ -56,6 +56,10 @@ namespace ngraph
     }
 
     constexpr const char* get_file_name(ConstString s) { return find_last(s, '/'); }
+    constexpr const char* trim_file_name(ConstString root, ConstString s)
+    {
+        return s.get_ptr(root.size());
+    }
     enum class LOG_TYPE
     {
         _LOG_TYPE_ERROR,
@@ -102,21 +106,21 @@ namespace ngraph
 
 #define NGRAPH_ERR                                                                                 \
     ngraph::LogHelper(ngraph::LOG_TYPE::_LOG_TYPE_ERROR,                                           \
-                      ngraph::get_file_name(__FILE__),                                             \
+                      ngraph::trim_file_name(PROJECT_ROOT_DIR, __FILE__),                          \
                       __LINE__,                                                                    \
                       ngraph::default_logger_handler_func)                                         \
         .stream()
 
 #define NGRAPH_WARN                                                                                \
     ngraph::LogHelper(ngraph::LOG_TYPE::_LOG_TYPE_WARNING,                                         \
-                      ngraph::get_file_name(__FILE__),                                             \
+                      ngraph::trim_file_name(PROJECT_ROOT_DIR, __FILE__),                          \
                       __LINE__,                                                                    \
                       ngraph::default_logger_handler_func)                                         \
         .stream()
 
 #define NGRAPH_INFO                                                                                \
     ngraph::LogHelper(ngraph::LOG_TYPE::_LOG_TYPE_INFO,                                            \
-                      ngraph::get_file_name(__FILE__),                                             \
+                      ngraph::trim_file_name(PROJECT_ROOT_DIR, __FILE__),                          \
                       __LINE__,                                                                    \
                       ngraph::default_logger_handler_func)                                         \
         .stream()
@@ -124,7 +128,7 @@ namespace ngraph
 #ifdef NGRAPH_DEBUG_ENABLE
 #define NGRAPH_DEBUG                                                                               \
     ngraph::LogHelper(ngraph::LOG_TYPE::_LOG_TYPE_DEBUG,                                           \
-                      ngraph::get_file_name(__FILE__),                                             \
+                      ngraph::trim_file_name(PROJECT_ROOT_DIR, __FILE__),                          \
                       __LINE__,                                                                    \
                       ngraph::default_logger_handler_func)                                         \
         .stream()