From e1d7d1bca76af003ef9117bbf3d51ce56945c17f Mon Sep 17 00:00:00 2001
From: jean-pierre charras <jp.charras@wanadoo.fr>
Date: Wed, 27 Sep 2023 10:20:18 +0200
Subject: [PATCH] Fix a link issue on mingw/msys2

---
 common/view/zoom_controller.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/common/view/zoom_controller.cpp b/common/view/zoom_controller.cpp
index 2985adb973..1bd26df51f 100644
--- a/common/view/zoom_controller.cpp
+++ b/common/view/zoom_controller.cpp
@@ -108,6 +108,12 @@ double ACCELERATING_ZOOM_CONTROLLER::GetScaleForRotation( int aRotation )
     return zoomScale;
 }
 
+#ifdef __MINGW32__
+// For some reason, this is needed to avoid a link issue
+// (undefined reference to ACCELERATING_ZOOM_CONTROLLER::DEFAULT_TIMEOUT not found)
+constexpr ACCELERATING_ZOOM_CONTROLLER::TIMEOUT ACCELERATING_ZOOM_CONTROLLER::DEFAULT_TIMEOUT;
+#endif
+
 
 CONSTANT_ZOOM_CONTROLLER::CONSTANT_ZOOM_CONTROLLER( double aScale ) : m_scale( aScale )
 {