Fix struct redefinition error on newer mingw-w64

SiegeLordEx · SiegeLord · commit bbb8dc0c92a1 · 2024-05-17T02:54:03.000-07:00
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -868,6 +868,15 @@ if(WIN32)
 
     # Xinput support for xbox compatible controllers.
     if(XINPUT_FOUND)
+        run_c_compile_test("
+            #include <xinput.h>
+            XINPUT_CAPABILITIES_EX x;
+            int main(void) { return 0; }"
+            HAVE_XINPUT_CAPABILITIES_EX
+        )
+        if(HAVE_XINPUT_CAPABILITIES_EX)
+            set(ALLEGRO_CFG_HAVE_XINPUT_CAPABILITIES_EX 1)
+        endif()
         set(SUPPORT_XINPUT 1)
         set(ALLEGRO_CFG_XINPUT 1)
     endif(XINPUT_FOUND)
diff --git a/include/allegro5/platform/alplatf.h.cmake b/include/allegro5/platform/alplatf.h.cmake
@@ -28,6 +28,8 @@
 
 #cmakedefine ALLEGRO_CFG_ANDROID_LEGACY
 
+#cmakedefine ALLEGRO_CFG_HAVE_XINPUT_CAPABILITIES_EX
+
 /*---------------------------------------------------------------------------*/
 
 /* Define to 1 if you have the corresponding header file. */
diff --git a/src/win/wjoyxi.c b/src/win/wjoyxi.c
@@ -109,6 +109,7 @@ ALLEGRO_JOYSTICK_DRIVER _al_joydrv_xinput =
 #define XINPUT_MIN_VERSION   3
 #define XINPUT_MAX_VERSION   4
 
+#ifndef ALLEGRO_CFG_HAVE_XINPUT_CAPABILITIES_EX
 typedef struct _XINPUT_CAPABILITIES_EX
 {
    XINPUT_CAPABILITIES Capabilities;
@@ -118,6 +119,7 @@ typedef struct _XINPUT_CAPABILITIES_EX
    WORD unk1;
    DWORD unk2;
 } XINPUT_CAPABILITIES_EX, * PXINPUT_CAPABILITIES_EX;
+#endif
 
 typedef void (WINAPI *XInputEnablePROC)(BOOL);
 typedef DWORD (WINAPI *XInputSetStatePROC)(DWORD, XINPUT_VIBRATION*);
