1 files changed, 24 insertions, 5 deletions

diff --git a/ui/gtk.c b/ui/gtk.c
index 79dc240120..3edaf041de 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -567,10 +567,6 @@ static void gd_switch(DisplayChangeListener *dcl,
     }
     vc->gfx.ds = surface;
 
-    if (!surface) {
-        return;
-    }
-
     if (surface->format == PIXMAN_x8r8g8b8) {
         /*
          * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
@@ -657,6 +653,8 @@ static const DisplayChangeListenerOps dcl_gl_area_ops = {
     .dpy_has_dmabuf          = gd_has_dmabuf,
 };
 
+#ifdef CONFIG_X11
+
 static const DisplayChangeListenerOps dcl_egl_ops = {
     .dpy_name             = "gtk-egl",
     .dpy_gfx_update       = gd_egl_update,
@@ -679,6 +677,8 @@ static const DisplayChangeListenerOps dcl_egl_ops = {
     .dpy_has_dmabuf          = gd_has_dmabuf,
 };
 
+#endif
+
 #endif /* CONFIG_OPENGL */
 
 /** QEMU Events **/
@@ -797,8 +797,12 @@ static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
             /* invoke render callback please */
             return FALSE;
         } else {
+#ifdef CONFIG_X11
             gd_egl_draw(vc);
             return TRUE;
+#else
+            abort();
+#endif
         }
     }
 #endif
@@ -1786,7 +1790,16 @@ static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
         }
     }
 
-    qemu_chr_be_write(vc->vte.chr, (uint8_t  *)text, (unsigned int)size);
+    int remaining = size;
+    uint8_t* p = (uint8_t *)text;
+    while (remaining > 0) {
+        int can_write = qemu_chr_be_can_write(vc->vte.chr);
+        int written = MIN(remaining, can_write);
+        qemu_chr_be_write(vc->vte.chr, p, written);
+
+        remaining -= written;
+        p += written;
+    }
     return TRUE;
 }
 
@@ -2022,6 +2035,7 @@ static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
                              G_CALLBACK(gl_area_realize), vc);
             vc->gfx.dcl.ops = &dcl_gl_area_ops;
         } else {
+#ifdef CONFIG_X11
             vc->gfx.drawing_area = gtk_drawing_area_new();
             /*
              * gtk_widget_set_double_buffered() was deprecated in 3.14.
@@ -2035,6 +2049,9 @@ static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
 #pragma GCC diagnostic pop
             vc->gfx.dcl.ops = &dcl_egl_ops;
             vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
+#else
+            abort();
+#endif
         }
     } else
 #endif
@@ -2345,8 +2362,10 @@ static void early_gtk_display_init(DisplayOptions *opts)
         } else
 #endif
         {
+#ifdef CONFIG_X11
             DisplayGLMode mode = opts->has_gl ? opts->gl : DISPLAYGL_MODE_ON;
             gtk_egl_init(mode);
+#endif
         }
 #endif
     }