From 91a799831111d1e8d25d0464b6e2d99ee83f3689 Mon Sep 17 00:00:00 2001
From: Jb Evain <jbevain@gmail.com>
Date: Wed, 6 Apr 2011 19:15:53 +0200
Subject: [PATCH] linker: add support for non default debug symbol format

---
 .../linker/Mono.Linker.Steps/OutputStep.cs    |  6 ++++-
 mcs/tools/linker/Mono.Linker/LinkContext.cs   | 26 ++++++++++++++++++-
 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/mcs/tools/linker/Mono.Linker.Steps/OutputStep.cs b/mcs/tools/linker/Mono.Linker.Steps/OutputStep.cs
index d2b137caf07..874d25d5b18 100644
--- a/mcs/tools/linker/Mono.Linker.Steps/OutputStep.cs
+++ b/mcs/tools/linker/Mono.Linker.Steps/OutputStep.cs
@@ -30,6 +30,7 @@ using System;
 using System.IO;
 
 using Mono.Cecil;
+using Mono.Cecil.Cil;
 
 namespace Mono.Linker.Steps {
 
@@ -83,7 +84,10 @@ namespace Mono.Linker.Steps {
 			if (!assembly.MainModule.HasSymbols)
 				return parameters;
 
-			parameters.WriteSymbols = true;
+			if (Context.SymbolWriterProvider != null)
+				parameters.SymbolWriterProvider = Context.SymbolWriterProvider;
+			else
+				parameters.WriteSymbols = true;
 			return parameters;
 		}
 
diff --git a/mcs/tools/linker/Mono.Linker/LinkContext.cs b/mcs/tools/linker/Mono.Linker/LinkContext.cs
index a9ce05fb3ce..183daf80478 100644
--- a/mcs/tools/linker/Mono.Linker/LinkContext.cs
+++ b/mcs/tools/linker/Mono.Linker/LinkContext.cs
@@ -29,7 +29,9 @@
 using System;
 using System.Collections;
 using System.IO;
+
 using Mono.Cecil;
+using Mono.Cecil.Cil;
 
 namespace Mono.Linker {
 
@@ -45,6 +47,8 @@ namespace Mono.Linker {
 		AssemblyResolver _resolver;
 
 		ReaderParameters _readerParameters;
+		ISymbolReaderProvider _symbolReaderProvider;
+		ISymbolWriterProvider _symbolWriterProvider;
 
 		AnnotationStore _annotations;
 
@@ -79,6 +83,19 @@ namespace Mono.Linker {
 			get { return _resolver; }
 		}
 
+		public ISymbolReaderProvider SymbolReaderProvider {
+			get { return _symbolReaderProvider; }
+			set {
+				_symbolReaderProvider = value;
+				_readerParameters.SymbolReaderProvider = value;
+			}
+		}
+
+		public ISymbolWriterProvider SymbolWriterProvider {
+			get { return _symbolWriterProvider; }
+			set { _symbolWriterProvider = value; }
+		}
+
 		public LinkContext (Pipeline pipeline)
 			: this (pipeline, new AssemblyResolver ())
 		{
@@ -149,7 +166,14 @@ namespace Mono.Linker {
 		public void SafeReadSymbols (AssemblyDefinition assembly)
 		{
 			try {
-				assembly.MainModule.ReadSymbols ();
+				if (_symbolReaderProvider != null) {
+					var symbolReader = _symbolReaderProvider.GetSymbolReader (
+						assembly.MainModule,
+						assembly.MainModule.FullyQualifiedName);
+
+					assembly.MainModule.ReadSymbols (symbolReader);
+				} else
+					assembly.MainModule.ReadSymbols ();
 			} catch {}
 		}
 
-- 
2.25.1