WIP: Create initial CMakeLists.txt file

Created an initial CMakeLists.txt file that works stand-alone, i.e. using CMake directly.

CMakeLists.txt

@@ -0,0 +1,92 @@
+cmake_minimum_required(VERSION 3.18)
+project(python-casacore)
+
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(Casacore REQUIRED casacore)
+# find_package(Casacore REQUIRED)
+
+find_package(Python COMPONENTS Interpreter Development.Module REQUIRED)
+find_package(PythonExtensions REQUIRED)
+
+if(SKBUILD)
+    message(STATUS "The project is built using scikit-build")
+endif()
+
+message(STATUS "Python_INCLUDE_DIRS=${Python_INCLUDE_DIRS}")
+
+add_library(_fitting MODULE
+    src/fit.cc
+    src/fitting.cc)
+target_include_directories(_fitting PRIVATE 
+    ${Casacore_INCLUDE_DIRS} 
+    ${Python_INCLUDE_DIRS}
+)
+target_link_directories(_fitting PRIVATE ${Casacore_LIBRARY_DIRS})
+target_link_libraries(_fitting ${Casacore_LIBRARIES})
+python_extension_module(_fitting)
+
+add_library(_functionals MODULE
+    src/functional.cc
+    src/functionals.cc
+)
+target_include_directories(_functionals PRIVATE 
+    ${Casacore_INCLUDE_DIRS} 
+    ${Python_INCLUDE_DIRS}
+)
+target_link_directories(_functionals PRIVATE ${Casacore_LIBRARY_DIRS})
+target_link_libraries(_functionals ${Casacore_LIBRARIES})
+python_extension_module(_functionals)
+
+add_library(_images MODULE
+    src/images.cc
+    src/pyimages.cc
+)
+target_include_directories(_images PRIVATE 
+    ${Casacore_INCLUDE_DIRS} 
+    ${Python_INCLUDE_DIRS}
+)
+target_link_directories(_images PRIVATE ${Casacore_LIBRARY_DIRS})
+target_link_libraries(_images ${Casacore_LIBRARIES})
+python_extension_module(_images)
+
+add_library(_measures MODULE
+    src/pymeas.cc
+    src/pymeasures.cc
+)
+target_include_directories(_measures PRIVATE 
+    ${Casacore_INCLUDE_DIRS} 
+    ${Python_INCLUDE_DIRS}
+)
+target_link_directories(_measures PRIVATE ${Casacore_LIBRARY_DIRS})
+target_link_libraries(_measures ${Casacore_LIBRARIES})
+python_extension_module(_measures)
+
+add_library(_quanta MODULE
+    src/quanta.cc
+    src/quantamath.cc
+    src/quantity.cc
+    src/quantvec.cc
+)
+target_include_directories(_quanta PRIVATE 
+    ${Casacore_INCLUDE_DIRS} 
+    ${Python_INCLUDE_DIRS}
+)
+target_link_directories(_quanta PRIVATE ${Casacore_LIBRARY_DIRS})
+target_link_libraries(_quanta ${Casacore_LIBRARIES})
+python_extension_module(_quanta)
+
+add_library(_tables MODULE
+    src/pytable.cc
+    src/pytableindex.cc
+    src/pytableiter.cc
+    src/pytablerow.cc
+    src/tables.cc
+    src/pyms.cc
+)
+target_include_directories(_tables PRIVATE 
+    ${Casacore_INCLUDE_DIRS} 
+    ${Python_INCLUDE_DIRS}
+)
+target_link_directories(_tables PRIVATE ${Casacore_LIBRARY_DIRS})
+target_link_libraries(_tables ${Casacore_LIBRARIES})
+python_extension_module(_tables)