Global: replaces NULL to nullptr

src/detection/mouse/mouse_apple.c

@@ -32,5 +32,5 @@ const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
     }
     IOHIDManagerClose(manager, kIOHIDOptionsTypeNone);
 
-    return NULL;
+    return nullptr;
 }

src/detection/mouse/mouse_bsd.c

@@ -52,5 +52,5 @@ const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
         hid_dispose_report_desc(repDesc);
     }
 
-    return NULL;
+    return nullptr;
 }

src/detection/mouse/mouse_haiku.cpp

@@ -23,5 +23,5 @@ const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
         ffStrbufInitS(&item->name, device->Name());
     }
 
-    return NULL;
+    return nullptr;
 }

src/detection/mouse/mouse_linux.c

@@ -4,15 +4,15 @@
 
 const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
     FF_AUTO_CLOSE_DIR DIR* dirp = opendir("/sys/class/input/");
-    if (dirp == NULL) {
-        return "opendir(\"/sys/class/input/\") == NULL";
+    if (dirp == nullptr) {
+        return "opendir(\"/sys/class/input/\") == nullptr";
     }
 
     FF_STRBUF_AUTO_DESTROY path = ffStrbufCreateS("/sys/class/input/");
     uint32_t baseLen = path.length;
 
     struct dirent* entry;
-    while ((entry = readdir(dirp)) != NULL) {
+    while ((entry = readdir(dirp)) != nullptr) {
         if (!ffStrStartsWith(entry->d_name, "mouse")) {
             continue;
         }
@@ -41,5 +41,5 @@ const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
         ffStrbufSubstrBefore(&path, baseLen);
     }
 
-    return NULL;
+    return nullptr;
 }

src/detection/mouse/mouse_windows.c

@@ -12,8 +12,8 @@
 
 const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
     UINT nDevices = 0;
-    if (GetRawInputDeviceList(NULL, &nDevices, sizeof(RAWINPUTDEVICELIST))) {
-        return "GetRawInputDeviceList(NULL) failed";
+    if (GetRawInputDeviceList(nullptr, &nDevices, sizeof(RAWINPUTDEVICELIST))) {
+        return "GetRawInputDeviceList(nullptr) failed";
     }
     if (nDevices == 0) {
         return "No HID devices found";
@@ -48,7 +48,7 @@ const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
 
         wchar_t buffer[MAX_PATH];
 
-        HANDLE FF_AUTO_CLOSE_FD hHidFile = CreateFileW(devName, 0 /* must be 0 instead of GENERIC_READ */, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+        HANDLE FF_AUTO_CLOSE_FD hHidFile = CreateFileW(devName, 0 /* must be 0 instead of GENERIC_READ */, FILE_SHARE_READ, nullptr, OPEN_EXISTING, 0, nullptr);
         if (hHidFile != INVALID_HANDLE_VALUE) {
             if (HidD_GetProductString(hHidFile, buffer, (ULONG) sizeof(buffer))) {
                 ffStrbufSetWS(&device->name, buffer);
@@ -80,5 +80,5 @@ const char* ffDetectMouse(FFlist* devices /* List of FFMouseDevice */) {
         }
     }
 
-    return NULL;
+    return nullptr;
 }