Add option for NVIDIA GPU support

CMakeLists.txt

@@ -76,6 +76,7 @@ option(ENABLE_SYSTEM_YYJSON "Use system provided (instead of fastfetch embedded)
 option(ENABLE_ASAN "Build fastfetch with ASAN (address sanitizer)" OFF)
 option(BUILD_TESTS "Build tests" OFF) # Also create test executables
 option(SET_TWEAK "Add tweak to project version" ON) # This is set to off by github actions for release builds
+option(ENABLE_NVIDIA_GPU "Enable Nvidia NVML" ON)
 
 ####################
 # Compiler options #
@@ -405,7 +406,6 @@ if(LINUX)
         src/detection/displayserver/linux/xlib.c
         src/detection/font/font_linux.c
         src/detection/gpu/gpu_linux.c
-        src/detection/gpu/gpu_nvidia.c
         src/detection/gtk_qt/gtk.c
         src/detection/host/host_linux.c
         src/detection/icons/icons_linux.c
@@ -519,7 +519,6 @@ elseif(BSD)
         src/detection/displayserver/linux/xlib.c
         src/detection/font/font_linux.c
         src/detection/gpu/gpu_linux.c
-        src/detection/gpu/gpu_nvidia.c
         src/detection/gtk_qt/gtk.c
         src/detection/host/host_bsd.c
         src/detection/lm/lm_linux.c
@@ -630,7 +629,6 @@ elseif(WIN32)
         src/detection/displayserver/displayserver_windows.c
         src/detection/font/font_windows.c
         src/detection/gpu/gpu_windows.c
-        src/detection/gpu/gpu_nvidia.c
         src/detection/gpu/gpu_intel.c
         src/detection/gpu/gpu_amd.c
         src/detection/host/host_windows.c
@@ -676,6 +674,11 @@ if(ENABLE_DIRECTX_HEADERS)
     list(APPEND LIBFASTFETCH_SRC src/detection/gpu/gpu_wsl.cpp)
 endif()
 
+if(ENABLE_NVIDIA_GPU AND (LINUX OR BSD OR WIN32))
+    message(STATUS "Enabling Nvidia NVML")
+    list(APPEND LIBFASTFETCH_SRC src/detection/gpu/gpu_nvidia.c)
+endif()
+
 include(CheckFunctionExists)
 check_function_exists(wcwidth HAVE_WCWIDTH)
 if(NOT HAVE_WCWIDTH)
@@ -699,6 +702,10 @@ add_library(libfastfetch OBJECT
     ${LIBFASTFETCH_SRC}
 )
 
+if(ENABLE_NVIDIA_GPU AND (LINUX OR BSD OR WIN32))
+    target_compile_definitions(libfastfetch PRIVATE FF_HAVE_NVIDIA_GPU=1)
+endif()
+
 if(yyjson_FOUND)
     target_compile_definitions(libfastfetch PRIVATE FF_USE_SYSTEM_YYJSON)
     target_link_libraries(libfastfetch PRIVATE yyjson)

src/detection/gpu/gpu_linux.c

@@ -245,6 +245,7 @@ static void pciHandleDevice(FF_MAYBE_UNUSED const FFGPUOptions* options, FFlist*
     gpu->temperature = FF_GPU_TEMP_UNSET;
     gpu->frequency = FF_GPU_FREQUENCY_UNSET;
 
+    #ifdef FF_HAVE_NVIDIA_GPU
     if (gpu->vendor.chars == FF_GPU_VENDOR_NAME_NVIDIA && (options->temp || options->driverSpecific))
     {
         ffDetectNvidiaGpuInfo(&(FFGpuDriverCondition) {
@@ -266,6 +267,7 @@ static void pciHandleDevice(FF_MAYBE_UNUSED const FFGPUOptions* options, FFlist*
         if (gpu->dedicated.total != FF_GPU_VMEM_SIZE_UNSET)
             gpu->type = gpu->dedicated.total > (uint64_t)1024 * 1024 * 1024 ? FF_GPU_TYPE_DISCRETE : FF_GPU_TYPE_INTEGRATED;
     }
+    #endif
 
     #ifdef __linux__
     if(options->temp && gpu->temperature != gpu->temperature)