Adjust API version logic

CMakeLists.txt

@@ -18,6 +18,8 @@ option(WITH_MSR             "Enable MSR mod & 1st-gen Ryzen fix" ON)
 option(WITH_ENV_VARS        "Enable environment variables support in config file" ON)
 option(WITH_EMBEDDED_CONFIG "Enable internal embedded JSON config" OFF)
 option(WITH_OPENCL          "Enable OpenCL backend" ON)
+set(WITH_OPENCL_VERSION 200 CACHE STRING "Target OpenCL version")
+set_property(CACHE WITH_OPENCL_VERSION PROPERTY STRINGS 120 200 210 220)
 option(WITH_CUDA            "Enable CUDA backend" ON)
 option(WITH_NVML            "Enable NVML (NVIDIA Management Library) support (only if CUDA backend enabled)" ON)
 option(WITH_ADL             "Enable ADL (AMD Display Library) or sysfs support (only if OpenCL backend enabled)" ON)

src/backend/opencl/opencl.cmake

@@ -5,9 +5,13 @@ if (BUILD_STATIC AND XMRIG_OS_UNIX AND WITH_OPENCL)
 endif()
 
 if (WITH_OPENCL)
-    add_definitions(/DCL_TARGET_OPENCL_VERSION=200)
-    add_definitions(/DCL_USE_DEPRECATED_OPENCL_1_2_APIS)
     add_definitions(/DXMRIG_FEATURE_OPENCL)
+    add_definitions(/DCL_USE_DEPRECATED_OPENCL_1_2_APIS)
+    if (XMRIG_OS_APPLE)
+        add_definitions(/DCL_TARGET_OPENCL_VERSION=120)
+    elseif (WITH_OPENCL_VERSION)
+        add_definitions(/DCL_TARGET_OPENCL_VERSION=${WITH_OPENCL_VERSION})
+    endif()
 
     set(HEADERS_BACKEND_OPENCL
         src/backend/opencl/cl/OclSource.h