From 8d112ac6c87a4071de6e7c6144ece6228e8ce69b Mon Sep 17 00:00:00 2001
From: thesource <thesourcehim@gmail.com>
Date: Wed, 30 Oct 2024 08:43:50 +0300
Subject: [PATCH] Add joystick count function

---
 desmume/src/frontend/posix/shared/ctrlssdl.cpp | 9 +++++++++
 desmume/src/frontend/posix/shared/ctrlssdl.h   | 1 +
 2 files changed, 10 insertions(+)

diff --git a/desmume/src/frontend/posix/shared/ctrlssdl.cpp b/desmume/src/frontend/posix/shared/ctrlssdl.cpp
index 416f4650b..bbf8d2ab8 100644
--- a/desmume/src/frontend/posix/shared/ctrlssdl.cpp
+++ b/desmume/src/frontend/posix/shared/ctrlssdl.cpp
@@ -547,6 +547,15 @@ int get_joystick_number_by_id(SDL_JoystickID id)
   return -1;
 }
 
+int get_number_of_joysticks()
+{
+  int i, n=0;
+  for(i=0; i<MAX_JOYSTICKS; ++i)
+    if(open_joysticks[i].first)
+      ++n;
+  return n;
+}
+
 static u16 shift_pressed;
 
 void
diff --git a/desmume/src/frontend/posix/shared/ctrlssdl.h b/desmume/src/frontend/posix/shared/ctrlssdl.h
index eb2e0b86b..b4ab623eb 100644
--- a/desmume/src/frontend/posix/shared/ctrlssdl.h
+++ b/desmume/src/frontend/posix/shared/ctrlssdl.h
@@ -119,5 +119,6 @@ void
 process_joystick_device_events();
 
 int get_joystick_number_by_id(SDL_JoystickID id);
+int get_number_of_joysticks();
 
 #endif /* CTRLSSDL_H */