mirror of
https://github.com/Ryujinx/GtkSharp.git
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83 lines
2.4 KiB
C#
83 lines
2.4 KiB
C#
//
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// CairoDebug.cs
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//
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// Author:
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// Michael Hutchinson (mhutch@xamarin.com)
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//
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// Copyright (C) 2013 Xamarin Inc. (http://www.xamarin.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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namespace Cairo {
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static class CairoDebug
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{
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static System.Collections.Generic.Dictionary<IntPtr,string> traces;
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public static readonly bool Enabled;
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static CairoDebug ()
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{
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var dbg = Environment.GetEnvironmentVariable ("MONO_CAIRO_DEBUG_DISPOSE");
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if (dbg == null)
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return;
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Enabled = true;
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traces = new System.Collections.Generic.Dictionary<IntPtr,string> ();
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}
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public static void OnAllocated (IntPtr obj)
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{
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if (!Enabled)
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throw new InvalidOperationException ();
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traces[obj] = Environment.StackTrace;
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}
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public static void OnDisposed<T> (IntPtr obj, bool disposing)
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{
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if (disposing && !Enabled)
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throw new InvalidOperationException ();
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if (Environment.HasShutdownStarted)
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return;
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if (!disposing) {
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Console.Error.WriteLine ("{0} is leaking, programmer is missing a call to Dispose", typeof(T).FullName);
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if (Enabled) {
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string val;
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if (traces.TryGetValue (obj, out val)) {
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Console.Error.WriteLine ("Allocated from:");
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Console.Error.WriteLine (val);
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}
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} else {
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Console.Error.WriteLine ("Set MONO_CAIRO_DEBUG_DISPOSE to track allocation traces");
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}
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}
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if (Enabled)
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traces.Remove (obj);
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}
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}
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}
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