son't try to select non-existent notes after editing (and thus crash).

[ardour.git] / gtk2_ardour / canvas-waveview.c

diff --git a/gtk2_ardour/canvas-waveview.c b/gtk2_ardour/canvas-waveview.c
index 108952454a0f574379e23f308f6917020fa7701e..bf7dad04297eb8e788b39e5a30912b881be95132 100644 (file)
--- a/gtk2_ardour/canvas-waveview.c
+++ b/gtk2_ardour/canvas-waveview.c
@@ -35,11 +35,11 @@
 /* POSIX guarantees casting between void* and function pointers, ISO C doesn't
  * We can work around warnings by going one step deeper in our casts
  */
-#ifdef _POSIX_VERSION
+#if defined(_POSIX_VERSION) || defined(COMPILER_MINGW)
 #define POSIX_FUNC_PTR_CAST(type, object) *((type*) &(object))
 #endif // _POSIX_VERSION
 
-extern void c_stacktrace();
+extern void c_stacktrace(void);
 
 enum {
         PROP_0,
@@ -331,14 +331,14 @@ gnome_canvas_waveview_class_init (GnomeCanvasWaveViewClass *class)
         item_class->draw = gnome_canvas_waveview_draw;
 }
 
-void 
+void
 gnome_canvas_waveview_set_gradient_waveforms (int yn)
 {
        _gradient_rendering = yn;
 }
 
 GnomeCanvasWaveViewCache*
-gnome_canvas_waveview_cache_new ()
+gnome_canvas_waveview_cache_new (void)
 {
        GnomeCanvasWaveViewCache *c;
 
@@ -1361,7 +1361,7 @@ gnome_canvas_waveview_gradient_render (GnomeCanvasItem *item,
                                        } else {
                                                PAINT_VERTA_GR(buf, waveview->wave_r, waveview->wave_g, waveview->wave_b, waveview->wave_a, x, pymax, fill_max, wave_middle, wave_top);
                                        }
-                                       
+
                                }
 
                                if((prev_pymin > pymin && next_pymin > pymin) ||
@@ -1559,7 +1559,7 @@ gnome_canvas_waveview_gradient_render (GnomeCanvasItem *item,
                                PAINT_VERTA(buf, waveview->clip_r, waveview->clip_g, waveview->clip_b, waveview->clip_a >> 1, x - 1, pymax, pymax + (clip_length - 1));
                        }
 
-                       if (clip_min) { 
+                       if (clip_min) {
                                PAINT_VERTA(buf, waveview->clip_r, waveview->clip_g, waveview->clip_b, waveview->clip_a , x, pymin - clip_length, pymin);
                                PAINT_VERTA(buf, waveview->clip_r, waveview->clip_g, waveview->clip_b, waveview->clip_a >> 1, x + 1, pymin - (clip_length - 1), pymin);
                                PAINT_VERTA(buf, waveview->clip_r, waveview->clip_g, waveview->clip_b, waveview->clip_a >> 1, x - 1, pymin - (clip_length - 1), pymin);