wip: build a shared library for now

CMakeLists.txt

@@ -1,18 +1,19 @@
 cmake_minimum_required(VERSION 3.19...3.26)
-project(kaitai_awkward_runtime CXX)
+project(${SKBUILD_PROJECT_NAME} CXX)
 
 set(KSY "" CACHE STRING "Specify the KSY file path")
-
-string(REGEX MATCH "([^/]+)$" package_name ${KSY})
-string(REGEX REPLACE "\\.ksy$" "" package_name ${package_name})
-set(PACKAGE_NAME ${package_name})
-
 set(BUILD_SHARED_LIBS ON)
-set(BUILD_STATIC_LIBS OFF)
 
 find_package(pybind11 CONFIG REQUIRED)
 
-add_subdirectory(kaitai_struct_cpp_stl_runtime)
+# Setup the RPATH for built libraries
+if(APPLE)
+  set(CMAKE_INSTALL_RPATH "@loader_path")
+else()
+  SET(CMAKE_INSTALL_RPATH "$ORIGIN")
+endif()
+
+add_subdirectory(kaitai_struct_cpp_stl_runtime EXCLUDE_FROM_ALL)
 
 # Download awkward headers
 include(FetchContent)
@@ -36,13 +37,24 @@ execute_process(
 )
 
 execute_process(
-    COMMAND ./kaitai-struct-compiler -t awkward --outdir src-${PACKAGE_NAME} ${KSY} #package name should be declared as a string
+    COMMAND ./kaitai-struct-compiler -t awkward --outdir src-${SKBUILD_PROJECT_NAME} ${KSY} #package name should be declared as a string
     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
     COMMAND_ERROR_IS_FATAL ANY
 )
 
-pybind11_add_module(awkward_${PACKAGE_NAME} src-${PACKAGE_NAME}/${PACKAGE_NAME}_main.cpp src-${PACKAGE_NAME}/${PACKAGE_NAME}.cpp) 
-target_link_libraries(awkward_${PACKAGE_NAME} PRIVATE awkward::layout-builder kaitai_struct_cpp_stl_runtime)
+string(REGEX MATCH "([^/]+)$" KSY_MODULE ${KSY})
+string(REGEX REPLACE "\\.ksy$" "" KSY_MODULE ${KSY_MODULE})
+
+pybind11_add_module(awkward_${KSY_MODULE} src-${SKBUILD_PROJECT_NAME}/${KSY_MODULE}_main.cpp src-${SKBUILD_PROJECT_NAME}/${KSY_MODULE}.cpp) 
+target_link_libraries(awkward_${KSY_MODULE} PRIVATE awkward::layout-builder kaitai_struct_cpp_stl_runtime)
+
+# Install pure-python files
+file(GLOB_RECURSE PYTHON_SOURCES "src/${SKBUILD_PROJECT_NAME}/*.py")
+
+install(
+  TARGETS awkward_${KSY_MODULE} kaitai_struct_cpp_stl_runtime
+  LIBRARY DESTINATION "${SKBUILD_PROJECT_NAME}/lib"
+  RUNTIME DESTINATION "${SKBUILD_PROJECT_NAME}/lib"
+  ARCHIVE DESTINATION "${SKBUILD_PROJECT_NAME}/lib")
 
-# Install into wheel
-install(TARGETS awkward_${PACKAGE_NAME} DESTINATION .)
+install(FILES ${PYTHON_SOURCES} DESTINATION ${SKBUILD_PROJECT_NAME})

README.md

@@ -1,6 +1,5 @@
 # kaitai_awkward_runtime
 
-# awkward-kaitai
 Building Awkward Arrays using Kaitai binary file descriptors.
 
 Steps for reproducing the environment:
@@ -16,9 +15,9 @@ cd kaitai_awkward_runtime
 ```
 <!--- if we want to set up the package_name as ksy name we can just skip the PACKAGE_NAME argument -->
 
-3. Install the library, specifying the schema, and open Python:
+3. Install the library, and open Python:
 ```
-pip install . --config-settings 'cmake.define.KSY=schemas/animal.ksy'      
+pip install .    
 python
 ```
 
@@ -29,3 +28,6 @@ awkward_array = awkward_animal.load("data/animal.raw")
 print(awkward_array)
 ```
 
+
+> **Info**
+> `kaitai_awkward_runtime` depends upon `sbt`, and `gtest` dependencies.

src/kaitai_awkward_runtime/__init__.py

@@ -10,3 +10,6 @@
 from ._version import version as __version__
 
 __all__ = ("__version__",)
+
+
+from .lib.awkward_animal import *