Added an option to generate the C#, Ruby, and Python glue code alongs…

…ide the CMake build

contrib/CMakeLists.txt

@@ -32,4 +32,8 @@ IF (SOLOUD_BUILD_DEMOS)
 	include (demos.cmake)
 endif ()
 
+IF (SOLOUD_GENERATE_GLUE)
+	include (gen_glue.cmake)
+endif ()
+
 include (InstallExport)

contrib/Configure.cmake

@@ -34,3 +34,6 @@ print_option_status (SOLOUD_BACKEND_WINMM "WINMM backend")
 
 option (SOLOUD_BACKEND_WASAPI "Set to ON for building WASAPI backend" OFF)
 print_option_status (SOLOUD_BACKEND_WASAPI "WASAPI backend")
+
+option (SOLOUD_GENERATE_GLUE "Set to ON for generating the Glue APIs" OFF)
+print_option_status (SOLOUD_GENERATE_GLUE "Generate Glue")

contrib/gen_glue.cmake

@@ -0,0 +1,44 @@
+
+# We need python to run the glue-code generators
+find_package (Python3 COMPONENTS Interpreter REQUIRED)
+
+# Create the executable that generates soloud_codegen.py
+add_executable (codegen ../src/tools/codegen/main.cpp)
+
+# Add a command to run the executable to generate the python file
+add_custom_command (OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/../scripts/soloud_codegen.py"
+        COMMAND codegen ARGS go
+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
+
+# Now we can run the actual Python code-generators, BUT we need to add a dependency on
+# soloud_codegen.py, or otherwise codegen.exe will not be run beforehand
+
+###############################################################################
+# C# API
+###############################################################################
+add_custom_command (OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.cs"
+        COMMAND "${Python3_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/../scripts/gen_cs.py"
+        DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/../scripts/soloud_codegen.py"
+        )
+add_custom_target (generate_glue_cs ALL DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.cs")
+install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.cs" DESTINATION glue)
+
+###############################################################################
+# Python API
+###############################################################################
+add_custom_command (OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.rb"
+        COMMAND "${Python3_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/../scripts/gen_ruby.py"
+        DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/../scripts/soloud_codegen.py"
+        )
+add_custom_target (generate_glue_ruby ALL DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.rb")
+install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.rb" DESTINATION glue)
+
+###############################################################################
+# Ruby API
+###############################################################################
+add_custom_command (OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.py"
+        COMMAND "${Python3_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/../scripts/gen_python.py"
+        DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/../scripts/soloud_codegen.py"
+        )
+add_custom_target(generate_glue_python ALL DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.py")
+install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../glue/soloud.py" DESTINATION glue)