ittnotify: use untouched library

CMakeLists.txt

@@ -239,6 +239,7 @@ if (TBB_FIND_PACKAGE AND TBB_DIR)
     message(STATUS "Using external TBB for testing")
     find_package(TBB REQUIRED)
 else()
+    add_subdirectory(src/ittapi)
     if (TBB_BUILD)
         add_subdirectory(src/tbb)
     endif()

src/ittapi/CMakeLists.txt

@@ -0,0 +1,21 @@
+include(FetchContent)
+
+# Fetch the ittapi library if it doesn't exist
+if(NOT TARGET ittapi::ittnotify)
+        FetchContent_Declare(
+                ittapi
+                # https://github.com/intel/ittapi/archive/refs/tags/v3.25.1.tar.gz
+                URL ${CMAKE_CURRENT_SOURCE_DIR}/ittapi-3.25.1.tar.gz
+                URL_HASH
+                        SHA256=866a5a75a287a7440760146f99bd1093750c3fb5bf572c3bff2d4795628ebc7c
+        )
+        FetchContent_MakeAvailable(ittapi)
+        add_library(ittapi::ittnotify ALIAS ittnotify)
+endif()
+
+if(NOT TARGET ittapi::ittnotify)
+        message(
+                ERROR
+                "Failed to add Intel® Instrumentation and Tracing Technology (ITT) library"
+        )
+endif()

src/tbb/CMakeLists.txt

@@ -121,6 +121,7 @@ endif()
 
 target_link_libraries(tbb
     PRIVATE
+    ittapi::ittnotify
     Threads::Threads
     ${TBB_LIB_LINK_LIBS}
     ${TBB_COMMON_LINK_LIBS}

src/tbb/itt_notify.cpp

@@ -24,8 +24,13 @@
     #pragma weak dlopen
     #pragma weak dlsym
     #pragma weak dlerror
+    #include <limits.h>
+    #include <dlfcn.h>
+    #include <errno.h>
 #endif /* WIN */
 
+#include "itt_notify.h"
+
 #if __TBB_BUILD
 
 extern "C" void ITT_DoOneTimeInitialization();
@@ -40,8 +45,6 @@ extern "C" void MallocInitializeITT();
 #error This file is expected to be used for either TBB or TBB allocator build.
 #endif // __TBB_BUILD
 
-#include "tools_api/ittnotify_static.c"
-
 namespace tbb {
 namespace detail {
 namespace r1 {

src/tbb/itt_notify.h

@@ -31,10 +31,36 @@
 #define INTEL_ITTNOTIFY_API_PRIVATE
 #endif
 
-#include "tools_api/ittnotify.h"
-#include "tools_api/legacy/ittnotify.h"
+#include "ittnotify.h"
+#include "legacy/ittnotify.h"
+
+typedef enum ___itt_group_id
+{
+    __itt_group_none      		= 0,
+    __itt_group_legacy    		= 1<<0,
+    __itt_group_control   		= 1<<1,
+    __itt_group_thread    		= 1<<2,
+    __itt_group_mark      		= 1<<3,
+    __itt_group_sync      		= 1<<4,
+    __itt_group_fsync     		= 1<<5,
+    __itt_group_jit       		= 1<<6,
+    __itt_group_model     		= 1<<7,
+    __itt_group_splitter_min 	= 1<<7,
+    __itt_group_counter   		= 1<<8,
+    __itt_group_frame     		= 1<<9,
+    __itt_group_stitch    		= 1<<10,
+    __itt_group_heap      		= 1<<11,
+    __itt_group_splitter_max 	= 1<<12,
+    __itt_group_structure 		= 1<<12,
+    __itt_group_suppress 		= 1<<13,
+    __itt_group_arrays    		= 1<<14,
+    __itt_group_module    		= 1<<15,
+    __itt_group_all       		= -1
+} __itt_group_id;
+
 extern "C" void __itt_fini_ittlib(void);
 extern "C" void __itt_release_resources(void);
+extern "C" int __itt_init_ittlib(const char *, __itt_group_id);
 
 #if _WIN32||_WIN64
     #undef _T