test windows linker issue

Author: thiesmoeller

CMakeLists.txt

@@ -31,7 +31,53 @@ option(PYPYLON_INCLUDE_DATA_PROCESSING "Include pylon data processing support" O
 set(PYPYLON_MIN_LIMITED_API_VERSION "0x03090000" CACHE STRING "Minimum Python version for limited API")
 
 # Find required packages
-find_package(Python REQUIRED COMPONENTS Interpreter Development.Module)
+if(PYPYLON_USE_LIMITED_API AND Python_VERSION VERSION_GREATER_EQUAL "3.9")
+    # For limited API, we need both Interpreter and Module
+    find_package(Python REQUIRED COMPONENTS Interpreter Development.Module)
+    set(Python_LIMITED_API TRUE)
+    add_compile_definitions(Py_LIMITED_API=${PYPYLON_MIN_LIMITED_API_VERSION})
+    message(STATUS "Using Python Limited API: ${PYPYLON_MIN_LIMITED_API_VERSION}")
+    
+    # For limited API on Windows, we need to ensure python3.lib is available
+    if(WIN32)
+        # Check if python3.lib exists in the Python installation
+        get_target_property(PYTHON_LIBRARY Python::Module IMPORTED_LOCATION)
+        if(PYTHON_LIBRARY)
+            get_filename_component(PYTHON_LIB_DIR ${PYTHON_LIBRARY} DIRECTORY)
+            set(PYTHON3_LIB "${PYTHON_LIB_DIR}/python3.lib")
+            if(EXISTS "${PYTHON3_LIB}")
+                message(STATUS "Found python3.lib at: ${PYTHON3_LIB}")
+            else()
+                message(WARNING "python3.lib not found at ${PYTHON3_LIB}, limited API may fail")
+                # Try to find it in the libs directory
+                set(PYTHON3_LIB_ALT "${PYTHON_LIB_DIR}/libs/python3.lib")
+                if(EXISTS "${PYTHON3_LIB_ALT}")
+                    message(STATUS "Found python3.lib at: ${PYTHON3_LIB_ALT}")
+                else()
+                    message(WARNING "python3.lib not found in libs directory either")
+                endif()
+            endif()
+        endif()
+    endif()
+    
+    message(STATUS "Using Python::Module for limited API")
+else()
+    # For regular builds, use Module
+    find_package(Python REQUIRED COMPONENTS Interpreter Development.Module)
+    message(STATUS "Using regular Python API with Python::Module")
+endif()
+
+# For limited API builds, ensure we're using the correct Python library
+if(PYPYLON_USE_LIMITED_API AND Python_VERSION VERSION_GREATER_EQUAL "3.9")
+    # When using limited API, we need to ensure the Python library is correctly configured
+    if(TARGET Python::Module)
+        # Get the Python library path and ensure it's correct
+        get_target_property(PYTHON_LIBRARY Python::Module IMPORTED_LOCATION)
+        if(PYTHON_LIBRARY)
+            message(STATUS "Python library for limited API: ${PYTHON_LIBRARY}")
+        endif()
+    endif()
+endif()
 find_package(SWIG 4.3 REQUIRED)
 
 # Include SWIG
@@ -116,6 +162,17 @@ if(PYPYLON_USE_LIMITED_API AND Python_VERSION VERSION_GREATER_EQUAL "3.9")
     set(Python_LIMITED_API TRUE)
     add_compile_definitions(Py_LIMITED_API=${PYPYLON_MIN_LIMITED_API_VERSION})
     message(STATUS "Using Python Limited API: ${PYPYLON_MIN_LIMITED_API_VERSION}")
+    
+    # For limited API builds, we might need to adjust the Python library configuration
+    if(TARGET Python::Module)
+        # Ensure the Python library is correctly set for limited API
+        get_target_property(PYTHON_LIBRARY Python::Module IMPORTED_LOCATION)
+        if(PYTHON_LIBRARY)
+            message(STATUS "Python library configured: ${PYTHON_LIBRARY}")
+        endif()
+    endif()
+else()
+    message(STATUS "Python Limited API disabled")
 endif()
 
 # Common compile definitions