From 583c67699293b8b3370f7c710031b6eda73b67c5 Mon Sep 17 00:00:00 2001
From: "gchazara@trinidad.inria.fr" <gchazara@trinidad.inria.fr>
Date: Tue, 30 May 2006 18:48:51 +0200
Subject: [PATCH] Probe gtk in a child process

---
 ui/gtk/ui_gtk.py | 38 +++++++++++++++++++++++++-------------
 1 file changed, 25 insertions(+), 13 deletions(-)

diff --git a/ui/gtk/ui_gtk.py b/ui/gtk/ui_gtk.py
index ce31315..699b16c 100644
--- a/ui/gtk/ui_gtk.py
+++ b/ui/gtk/ui_gtk.py
@@ -1,16 +1,29 @@
-import math
+import math, os
 
-try:
-    import cairo, pygtk
-    pygtk.require('2.0')
-    import gtk
-    assert gtk.pygtk_version >= (2, 8)
-    IS_AVAILABLE = True
-    _gtk_DrawingArea = gtk.DrawingArea
-except Exception:
-    IS_AVAILABLE = False
-    class _gtk_DrawingArea:
-        pass
+# This is evil, we test for gtk in a separate process
+# because 'import gtk' breaks curses on a linux console.
+pid = os.fork()
+if pid == 0:
+    try:
+        import cairo, pygtk
+        pygtk.require('2.0')
+        import gtk
+        assert gtk.pygtk_version >= (2, 8)
+        os._exit(0)
+    except Exception, e:
+        os._exit(1)
+else:
+    (p, status) = os.waitpid(pid, 0)
+    IS_AVAILABLE = os.WIFEXITED(status) and os.WEXITSTATUS(status) == 0
+    if IS_AVAILABLE:
+        import cairo, pygtk
+        pygtk.require('2.0')
+        import gtk
+        assert gtk.pygtk_version >= (2, 8)
+        _gtk_DrawingArea = gtk.DrawingArea
+    else:
+        class _gtk_DrawingArea:
+            pass
 
 RADIUS = 20.0
 LINE_WIDTH = 4.0
@@ -73,7 +86,6 @@ class _PysizeWidget(_gtk_DrawingArea):
         self._draw_round_rectangle(context,
                                    d + rect.width/2, d + rect.height/2,
                                    rect.width/2 - 10, rect.height/2 - 10)
-        
 
 def run(options, args):
     win = gtk.Window()
-- 
2.11.4.GIT