Switch to pybind11

With the switch to pybind11, the complexity of the Python integration
in the TraceAnalyzer can be greatly reduced. The new code is much
easier to understand and fixes a number of bugs regarding the Python
integration.

extensions/apps/traceAnalyzer/CMakeLists.txt

@@ -44,7 +44,14 @@ file(GLOB_RECURSE SOURCE_FILES CONFIGURE_DEPENDS *.cpp)
 file(GLOB_RECURSE HEADER_FILES CONFIGURE_DEPENDS *.h;*.hpp)
 
 # Add Python3 Dependency:
-find_package(Python3 COMPONENTS Development)
+find_package(Python3 COMPONENTS Development Interpreter)
+
+FetchContent_Declare(
+    pybind11
+    URL https://github.com/pybind/pybind11/archive/refs/tags/v2.10.4.zip
+)
+
+FetchContent_MakeAvailable(pybind11)
 
 # Add QWT Dependency:
 find_library(QWT_LIBRARY NAMES "qwt" "qwt-qt5" PATHS
@@ -74,11 +81,10 @@ add_executable(TraceAnalyzer ${SOURCE_FILES} ${HEADER_FILES})
 target_include_directories(TraceAnalyzer
     PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}
     PRIVATE ${QWT_INCLUDE_DIRS}
-    PRIVATE ${Python3_INCLUDE_DIRS}
 )
 
 target_link_libraries(TraceAnalyzer
-    PRIVATE ${Python3_LIBRARIES}
+    PRIVATE pybind11::embed
     PRIVATE ${QWT_LIBRARY}
     PRIVATE Qt5::Widgets
     PRIVATE Qt5::Sql
@@ -86,5 +92,12 @@ target_link_libraries(TraceAnalyzer
     PRIVATE DRAMSys::config
 )
 
+set(DRAMSYS_TRACEANALYZER_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
+
+target_compile_definitions(${PROJECT_NAME} 
+	PUBLIC 
+		DRAMSYS_TRACEANALYZER_DIR="${DRAMSYS_TRACEANALYZER_DIR}"
+)
+
 build_source_group()
 diagnostics_print(${PROJECT_NAME})