iOS support for C++ API (no Swift bindings yet) (#801)

* iOS support for C++ API (no Swift bindings yet)

* Add iOS GitHub Actions workflow

---------

Co-authored-by: calebkuitenbrouwer <33358507+calebkuitenbrouwer@users.noreply.github.com>

Author: kcoul

.github/workflows/run_ios.yml

@@ -0,0 +1,23 @@
+name: Run iOS
+
+on: [push, pull_request]
+
+jobs:
+  RunIOS:
+    runs-on: macos-latest
+
+    steps:
+    - name: Clone Repository
+      uses: actions/checkout@v4
+
+    - name: Configure (iOS Simulator arm64)
+      run: |
+        cmake -B build \
+          -DCMAKE_TOOLCHAIN_FILE=cmake/toolchains/ios.toolchain.cmake \
+          -DPLATFORM=SIMULATORARM64 \
+          -DCMAKE_BUILD_TYPE=Release \
+          -DBUILD_TESTS=OFF \
+          -DBRAINFLOW_COPY_TO_PACKAGE_DIRS=OFF
+
+    - name: Build
+      run: cmake --build build --config Release

.gitignore

@@ -384,4 +384,4 @@ Makefile
 *.cmd
 CMakeSettings.json
 ._.gitignore
-
+.DS_Store

CMakeLists.txt

@@ -27,6 +27,32 @@ option (BUILD_BLE "BUILD_BLE" OFF)
 option (BUILD_ONNX "BUILD_ONNX" OFF)
 option (BUILD_TESTS "BUILD_TESTS" OFF)
 option (BUILD_PERIPHERY "BUILD_PERIPHERY" OFF)
+option (BRAINFLOW_COPY_TO_PACKAGE_DIRS "Copy built artifacts into language package folders" ON)
+
+set (BRAINFLOW_IOS OFF)
+if (CMAKE_SYSTEM_NAME STREQUAL "iOS")
+    set (BRAINFLOW_IOS ON)
+endif ()
+
+set (BRAINFLOW_CORE_LIBRARY_TYPE SHARED)
+if (BRAINFLOW_IOS)
+    set (BRAINFLOW_CORE_LIBRARY_TYPE STATIC)
+
+    if (BRAINFLOW_COPY_TO_PACKAGE_DIRS)
+        message (STATUS "Disabling BRAINFLOW_COPY_TO_PACKAGE_DIRS for iOS builds.")
+        set (BRAINFLOW_COPY_TO_PACKAGE_DIRS OFF CACHE BOOL "Copy built artifacts into language package folders" FORCE)
+    endif ()
+
+    if (BUILD_SYNCHRONI_SDK)
+        message (STATUS "Disabling BUILD_SYNCHRONI_SDK for iOS builds; the bundled wrapper is macOS/Linux/Windows-only.")
+        set (BUILD_SYNCHRONI_SDK OFF CACHE BOOL "BUILD_SYNCHRONI_SDK" FORCE)
+    endif ()
+
+    if (BUILD_PERIPHERY)
+        message (STATUS "Disabling BUILD_PERIPHERY for iOS builds.")
+        set (BUILD_PERIPHERY OFF CACHE BOOL "BUILD_PERIPHERY" FORCE)
+    endif ()
+endif ()
 
 if (ANDROID)
     set (BUILD_BLE ON CACHE BOOL "BUILD_BLE" FORCE)

cmake/toolchains/ios.toolchain.cmake

@@ -21,16 +21,17 @@ add_library (
 )
 
 target_include_directories (
-    ${BRAINFLOW_CPP_BINDING_NAME} PRIVATE
-    ${CMAKE_CURRENT_SOURCE_DIR}/src/board_controller/inc
-    ${CMAKE_CURRENT_SOURCE_DIR}/src/utils/inc
-    ${CMAKE_CURRENT_SOURCE_DIR}/src/data_handler/inc
-    ${CMAKE_CURRENT_SOURCE_DIR}/cpp_package/src/inc
-    ${CMAKE_CURRENT_SOURCE_DIR}/third_party/json
-    ${CMAKE_CURRENT_SOURCE_DIR}/src/ml/inc
+    ${BRAINFLOW_CPP_BINDING_NAME} PUBLIC
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/board_controller/inc>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/utils/inc>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/data_handler/inc>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/cpp_package/src/inc>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/third_party/json>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/ml/inc>
+    $<INSTALL_INTERFACE:inc>
 )
 
-target_link_libraries (${BRAINFLOW_CPP_BINDING_NAME} PRIVATE ${BOARD_CONTROLLER_NAME} ${DATA_HANDLER_NAME} ${ML_MODULE_NAME})
+target_link_libraries (${BRAINFLOW_CPP_BINDING_NAME} PUBLIC ${BOARD_CONTROLLER_NAME} ${DATA_HANDLER_NAME} ${ML_MODULE_NAME})
 
 install (
     FILES

cpp_package/build.cmake

@@ -117,7 +117,7 @@ if (BUILD_BLE)
 endif (BUILD_BLE)
 
 add_library (
-    ${BOARD_CONTROLLER_NAME} SHARED
+    ${BOARD_CONTROLLER_NAME} ${BRAINFLOW_CORE_LIBRARY_TYPE}
     ${BOARD_CONTROLLER_SRC}
 )
 
@@ -206,7 +206,7 @@ if (BUILD_PERIPHERY)
     target_link_libraries (${BOARD_CONTROLLER_NAME} PRIVATE periphery ${CMAKE_THREAD_LIBS_INIT} dl)
 endif (BUILD_PERIPHERY)
 
-if (MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
     add_custom_command (TARGET ${BOARD_CONTROLLER_NAME} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${BOARD_CONTROLLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${BOARD_CONTROLLER_COMPILED_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${BOARD_CONTROLLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${BOARD_CONTROLLER_COMPILED_NAME}"
@@ -223,8 +223,8 @@ if (MSVC)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/src/board_controller/inc/board_info_getter.h" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/inc/board_info_getter.h"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/src/utils/inc/brainflow_constants.h" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/inc/brainflow_constants.h"
     )
-endif (MSVC)
-if (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
     add_custom_command (TARGET ${BOARD_CONTROLLER_NAME} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${BOARD_CONTROLLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${BOARD_CONTROLLER_COMPILED_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${BOARD_CONTROLLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${BOARD_CONTROLLER_COMPILED_NAME}"
@@ -241,7 +241,7 @@ if (UNIX AND NOT ANDROID)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/src/board_controller/inc/board_info_getter.h" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/inc/board_info_getter.h"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/src/utils/inc/brainflow_constants.h" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/inc/brainflow_constants.h"
     )
-endif (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
 
 if (ANDROID)
     add_custom_command (TARGET ${BOARD_CONTROLLER_NAME} POST_BUILD
@@ -272,9 +272,9 @@ if (ANDROID)
     endif (LibFTDI1_FOUND)
 endif (ANDROID)
 
-if (UNIX AND NOT ANDROID)
+if (UNIX AND NOT ANDROID AND NOT BRAINFLOW_IOS)
     target_link_libraries (${BOARD_CONTROLLER_NAME} PRIVATE pthread dl)
-endif (UNIX AND NOT ANDROID)
+endif (UNIX AND NOT ANDROID AND NOT BRAINFLOW_IOS)
 if (ANDROID)
     find_library (log-lib log)
     target_link_libraries (${BOARD_CONTROLLER_NAME} PRIVATE log)

src/board_controller/build.cmake

@@ -33,7 +33,7 @@ SET (MUSE_BLED_SOURCE_LIB
     ${CMAKE_CURRENT_SOURCE_DIR}/src/utils/data_buffer.cpp
 )
 
-add_library (${MUSE_BLED_LIB} SHARED ${MUSE_BLED_SOURCE_LIB})
+add_library (${MUSE_BLED_LIB} ${BRAINFLOW_CORE_LIBRARY_TYPE} ${MUSE_BLED_SOURCE_LIB})
 target_include_directories (${MUSE_BLED_LIB} PUBLIC
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/utils/inc>
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/board_controller/muse/muse_bglib/inc>
@@ -50,7 +50,7 @@ set_target_properties (${MUSE_BLED_LIB}
     RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/compiled
 )
 
-if (MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
     add_custom_command (TARGET ${MUSE_BLED_LIB} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${MUSE_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${MUSE_BLED_LIB_NAME}"
@@ -59,8 +59,8 @@ if (MSVC)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/matlab_package/brainflow/lib/${MUSE_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/julia_package/brainflow/lib/${MUSE_BLED_LIB_NAME}"
     )
-endif (MSVC)
-if (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
     add_custom_command (TARGET ${MUSE_BLED_LIB} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${MUSE_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${MUSE_BLED_LIB_NAME}"
@@ -69,7 +69,7 @@ if (UNIX AND NOT ANDROID)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/csharp_package/brainflow/brainflow/${MUSE_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${MUSE_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/matlab_package/brainflow/lib/${MUSE_BLED_LIB_NAME}"
     )
-endif (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
 
 install (
     TARGETS ${MUSE_BLED_LIB}
@@ -78,4 +78,4 @@ install (
     LIBRARY DESTINATION lib
     INCLUDES DESTINATION inc
     ARCHIVE DESTINATION lib
-)
+)

src/board_controller/muse/muse_bglib/build.cmake

@@ -30,7 +30,7 @@ SET (BRAINBIT_BLED_SOURCE_LIB
     ${CMAKE_CURRENT_SOURCE_DIR}/src/utils/timestamp.cpp
 )
 
-add_library (${BRAINBIT_BLED_LIB} SHARED ${BRAINBIT_BLED_SOURCE_LIB})
+add_library (${BRAINBIT_BLED_LIB} ${BRAINFLOW_CORE_LIBRARY_TYPE} ${BRAINBIT_BLED_SOURCE_LIB})
 target_include_directories (${BRAINBIT_BLED_LIB} PUBLIC
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/utils/inc>
     $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/inc>
@@ -46,7 +46,7 @@ set_target_properties (${BRAINBIT_BLED_LIB}
     RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/compiled
 )
 
-if (MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
     add_custom_command (TARGET ${BRAINBIT_BLED_LIB} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${BRAINBIT_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${BRAINBIT_BLED_LIB_NAME}"
@@ -55,8 +55,8 @@ if (MSVC)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/matlab_package/brainflow/lib/${BRAINBIT_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/julia_package/brainflow/lib/${BRAINBIT_BLED_LIB_NAME}"
     )
-endif (MSVC)
-if (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
     add_custom_command (TARGET ${BRAINBIT_BLED_LIB} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${BRAINBIT_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${BRAINBIT_BLED_LIB_NAME}"
@@ -65,7 +65,7 @@ if (UNIX AND NOT ANDROID)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/csharp_package/brainflow/brainflow/${BRAINBIT_BLED_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${BRAINBIT_BLED_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/matlab_package/brainflow/lib/${BRAINBIT_BLED_LIB_NAME}"
     )
-endif (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
 
 install (
     TARGETS ${BRAINBIT_BLED_LIB}
@@ -74,4 +74,4 @@ install (
     LIBRARY DESTINATION lib
     INCLUDES DESTINATION inc
     ARCHIVE DESTINATION lib
-)
+)

src/board_controller/neuromd/brainbit_bglib/build.cmake

@@ -30,7 +30,7 @@ SET (GANGLION_SOURCE_LIB
     ${CMAKE_CURRENT_SOURCE_DIR}/src/utils/timestamp.cpp
 )
 
-add_library (${GANGLION_LIB} SHARED ${GANGLION_SOURCE_LIB})
+add_library (${GANGLION_LIB} ${BRAINFLOW_CORE_LIBRARY_TYPE} ${GANGLION_SOURCE_LIB})
 target_include_directories (${GANGLION_LIB} PUBLIC
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/utils/inc>
     $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/inc>
@@ -44,7 +44,7 @@ set_target_properties (${GANGLION_LIB}
     RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/compiled
 )
 
-if (MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
     add_custom_command (TARGET ${GANGLION_LIB} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${GANGLION_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${GANGLION_LIB_NAME}"
@@ -53,8 +53,8 @@ if (MSVC)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/matlab_package/brainflow/lib/${GANGLION_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/$<CONFIG>/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/julia_package/brainflow/lib/${GANGLION_LIB_NAME}"
     )
-endif (MSVC)
-if (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
     add_custom_command (TARGET ${GANGLION_LIB} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${GANGLION_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${GANGLION_LIB_NAME}"
@@ -63,7 +63,7 @@ if (UNIX AND NOT ANDROID)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/csharp_package/brainflow/brainflow/${GANGLION_LIB_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${GANGLION_LIB_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/matlab_package/brainflow/lib/${GANGLION_LIB_NAME}"
     )
-endif (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
 
 install (
     TARGETS ${GANGLION_LIB}

src/board_controller/openbci/ganglion_bglib/build.cmake

@@ -32,7 +32,7 @@ SET (DATA_HANDLER_SRC
 )
 
 add_library (
-    ${DATA_HANDLER_NAME} SHARED
+    ${DATA_HANDLER_NAME} ${BRAINFLOW_CORE_LIBRARY_TYPE}
     ${DATA_HANDLER_SRC}
 )
 
@@ -65,17 +65,17 @@ if (USE_OPENMP)
     endif (OpenMP_CXX_FOUND)
 endif (USE_OPENMP)
 
-if (UNIX AND NOT ANDROID)
+if (UNIX AND NOT ANDROID AND NOT BRAINFLOW_IOS)
     target_link_libraries (${DATA_HANDLER_NAME} PRIVATE ${DSPFILTERS} ${WAVELIB} kissfft pthread dl)
-else (UNIX AND NOT ANDROID)
+else (UNIX AND NOT ANDROID AND NOT BRAINFLOW_IOS)
     target_link_libraries (${DATA_HANDLER_NAME} PRIVATE ${DSPFILTERS} ${WAVELIB} kissfft)
-endif (UNIX AND NOT ANDROID)
+endif (UNIX AND NOT ANDROID AND NOT BRAINFLOW_IOS)
 if (ANDROID)
     find_library (log-lib log)
     target_link_libraries (${DATA_HANDLER_NAME} PRIVATE  log)
 endif (ANDROID)
 
-if (MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
     add_custom_command (TARGET ${DATA_HANDLER_NAME} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${DATA_HANDLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${DATA_HANDLER_COMPILED_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${DATA_HANDLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${DATA_HANDLER_COMPILED_NAME}"
@@ -89,8 +89,8 @@ if (MSVC)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_LINKER_FILE:${DATA_HANDLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/lib/${DATA_HANDLER_COMPILED_NAME_DOT_LIB}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/src/data_handler/inc/data_handler.h" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/inc/data_handler.h"
     )
-endif (MSVC)
-if (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND MSVC)
+if (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
     add_custom_command (TARGET ${DATA_HANDLER_NAME} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${DATA_HANDLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/nodejs_package/brainflow/lib/${DATA_HANDLER_COMPILED_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${DATA_HANDLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/python_package/brainflow/lib/${DATA_HANDLER_COMPILED_NAME}"
@@ -103,7 +103,7 @@ if (UNIX AND NOT ANDROID)
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "$<TARGET_FILE:${DATA_HANDLER_NAME}>" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/lib/${DATA_HANDLER_COMPILED_NAME}"
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/src/data_handler/inc/data_handler.h" "${CMAKE_CURRENT_SOURCE_DIR}/rust_package/brainflow/inc/data_handler.h"
     )
-endif (UNIX AND NOT ANDROID)
+endif (BRAINFLOW_COPY_TO_PACKAGE_DIRS AND UNIX AND NOT ANDROID)
 if (ANDROID)
     add_custom_command (TARGET ${DATA_HANDLER_NAME} POST_BUILD
         COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/compiled/${DATA_HANDLER_COMPILED_NAME}" "${CMAKE_CURRENT_SOURCE_DIR}/tools/jniLibs/${ANDROID_ABI}/${DATA_HANDLER_COMPILED_NAME}"