Merge pull request #265 from jcelerier/feature/disable_audio_io

cmake: allow end-user to disable audio and io

Author: dancasarin

CMakeLists.txt

@@ -218,6 +218,8 @@ else ()
     option(KFR_ENABLE_DFT "Enable DFT and related algorithms." OFF)
 endif ()
 option(KFR_ENABLE_ASMTEST "Enable writing disassembly" OFF)
+option(KFR_ENABLE_AUDIO "Enable Audio classes" ON)
+option(KFR_ENABLE_IO "Enable IO classes" ON)
 option(KFR_REGENERATE_TESTS "Regenerate auto tests" OFF)
 option(KFR_DISABLE_CLANG_EXTENSIONS "Disable Clang vector extensions" OFF)
 option(KFR_EXTENDED_TESTS "Extended tests (up to hour)" OFF)
@@ -441,8 +443,12 @@ set(KFR_DEBUG_INSTALL_SUFFIX
     CACHE STRING "")
 
 add_subdirectory(src/dsp)
-add_subdirectory(src/io)
-add_subdirectory(src/audio)
+if(KFR_ENABLE_IO)
+  add_subdirectory(src/io)
+  if(KFR_ENABLE_AUDIO)
+    add_subdirectory(src/audio)
+  endif()
+endif()
 if (KFR_ENABLE_DFT)
     add_subdirectory(src/dft)
 endif ()
@@ -474,9 +480,15 @@ append_defines_from(kfr)
 if (KFR_ENABLE_DFT)
     append_defines_from(kfr_dft)
 endif ()
-append_defines_from(kfr_io)
+
 append_defines_from(kfr_dsp)
-append_defines_from(kfr_audio)
+
+if(KFR_ENABLE_IO)
+  append_defines_from(kfr_io)
+  if(KFR_ENABLE_AUDIO)
+    append_defines_from(kfr_audio)
+  endif()
+endif()
 
 string(REPLACE "$<BUILD_INTERFACE:" "" kfr_defines "${kfr_defines}")
 string(REPLACE ">" "" kfr_defines "${kfr_defines}")