Add CMake build system.

Author: kaan1212

CMakeLists.txt

@@ -0,0 +1,31 @@
+cmake_minimum_required(VERSION 3.31)
+project(Python-for-ooRexx CXX)
+
+# Configuration.
+set(oorexx_library $ENV{REXX_HOME}/api)
+set(python_version 3.12.7)
+
+# Variables.
+set(target PyRexx)
+
+# Target.
+add_library(${target} SHARED src/PyRexx.cpp)
+
+# ooRexx library.
+target_include_directories(${target} PRIVATE ${oorexx_library})
+
+# Python library.
+find_package(Python3 ${python_version} EXACT REQUIRED COMPONENTS Development.Embed)
+target_link_libraries(${target} PRIVATE Python3::Python)
+
+# Create distribution.
+add_custom_command(
+    TARGET ${target}
+    POST_BUILD
+
+    COMMAND ${CMAKE_COMMAND}
+    ARGS -E copy $<TARGET_FILE:${target}> ${CMAKE_SOURCE_DIR}/dist/$<TARGET_FILE_NAME:${target}>
+
+    COMMAND ${CMAKE_COMMAND}
+    ARGS -E copy ${CMAKE_SOURCE_DIR}/src/PyRexx.cls ${CMAKE_SOURCE_DIR}/src/pyrexx.py ${CMAKE_SOURCE_DIR}/dist
+)