From e0a935d910e3b4994d3ba74c7fe685b153380d82 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Wed, 10 Jun 2026 14:33:49 -0700
Subject: [PATCH] Fixed warning: a function declaration without a prototype is
 deprecated in all versions of C

---
 src/notification/SDL_notification_c.h              | 6 +++---
 src/notification/cocoa/SDL_cocoanotification.m     | 2 +-
 src/notification/dummy/SDL_dummynotification.c     | 8 ++++----
 src/notification/unix/SDL_dbusnotification.c       | 4 ++--
 src/notification/windows/SDL_windowsnotification.c | 2 +-
 5 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/src/notification/SDL_notification_c.h b/src/notification/SDL_notification_c.h
index 0bdf367ad6..bfb19ab213 100644
--- a/src/notification/SDL_notification_c.h
+++ b/src/notification/SDL_notification_c.h
@@ -25,14 +25,14 @@
 #include <SDL3/SDL_notification.h>
 
 extern SDL_NotificationID SDL_SYS_ShowNotification(SDL_PropertiesID props);
-extern void SDL_CleanupNotifications();
+extern void SDL_CleanupNotifications(void);
 
 #ifdef SDL_PLATFORM_APPLE
-extern void Cocoa_RegisterNotificationDelegate();
+extern void Cocoa_RegisterNotificationDelegate(void);
 #endif
 
 #ifdef SDL_VIDEO_DRIVER_WAYLAND
-extern const char *SDL_GetNotificationActivationToken();
+extern const char *SDL_GetNotificationActivationToken(void);
 #endif
 
 #endif // SDL_NOTIFICATION_C_H
diff --git a/src/notification/cocoa/SDL_cocoanotification.m b/src/notification/cocoa/SDL_cocoanotification.m
index c826e9875c..e540963af7 100644
--- a/src/notification/cocoa/SDL_cocoanotification.m
+++ b/src/notification/cocoa/SDL_cocoanotification.m
@@ -127,7 +127,7 @@ static NSURL *SaveTempImage(SDL_Surface *image)
     }
 }
 
-void Cocoa_RegisterNotificationDelegate()
+void Cocoa_RegisterNotificationDelegate(void)
 {
     if (!ShouldEnableNotifications()) {
         return;
diff --git a/src/notification/dummy/SDL_dummynotification.c b/src/notification/dummy/SDL_dummynotification.c
index fc2cb8ac06..34c84b2e96 100644
--- a/src/notification/dummy/SDL_dummynotification.c
+++ b/src/notification/dummy/SDL_dummynotification.c
@@ -38,21 +38,21 @@ bool SDL_RemoveNotification(SDL_NotificationID notification)
     return SDL_Unsupported();
 }
 
-void SDL_CleanupNotifications()
+void SDL_CleanupNotifications(void)
 {
     // Nothing to do.
 }
 
 #ifdef SDL_PLATFORM_APPLE
-void Cocoa_RegisterNotificationDelegate()
+void Cocoa_RegisterNotificationDelegate(void)
 {
     // Nothing to do.
 }
 #endif
 
 #ifdef SDL_VIDEO_DRIVER_WAYLAND
-const char *SDL_GetNotificationActivationToken()
+const char *SDL_GetNotificationActivationToken(void)
 {
     return NULL;
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/src/notification/unix/SDL_dbusnotification.c b/src/notification/unix/SDL_dbusnotification.c
index c092af7e8e..d274e625a9 100644
--- a/src/notification/unix/SDL_dbusnotification.c
+++ b/src/notification/unix/SDL_dbusnotification.c
@@ -1520,7 +1520,7 @@ bool SDL_RemoveNotification(SDL_NotificationID notification)
     return false;
 }
 
-void SDL_CleanupNotifications()
+void SDL_CleanupNotifications(void)
 {
     SDL_DBusContext *dbus = SDL_DBus_GetContext();
 
@@ -1571,7 +1571,7 @@ bool SDL_RequestNotificationPermission(void)
 }
 
 #ifdef SDL_VIDEO_DRIVER_WAYLAND
-const char *SDL_GetNotificationActivationToken()
+const char *SDL_GetNotificationActivationToken(void)
 {
     // Track the lifetime to avoid returning a stale token.
     if (activation_token && SDL_GetTicksNS() - activation_token_time_ns < ACTIVATION_TOKEN_LIFETIME) {
diff --git a/src/notification/windows/SDL_windowsnotification.c b/src/notification/windows/SDL_windowsnotification.c
index fa6ad4d633..6a8425efbc 100644
--- a/src/notification/windows/SDL_windowsnotification.c
+++ b/src/notification/windows/SDL_windowsnotification.c
@@ -1109,7 +1109,7 @@ bool SDL_RemoveNotification(SDL_NotificationID notification)
     return true;
 }
 
-void SDL_CleanupNotifications()
+void SDL_CleanupNotifications(void)
 {
     if (pNotificationFactory) {
         pNotificationFactory->lpVtbl->Release(pNotificationFactory);