From 082f532a69a074d5089222ea354a8f6c71a3f8ec Mon Sep 17 00:00:00 2001
From: Matt Ward <ward.matt@gmail.com>
Date: Sat, 7 Jan 2012 17:55:40 +0000
Subject: [PATCH] Fix assemblies not being resolved when a MSBuild project
 defines a reference search path via a PropertyGroup/ReferencePath which
 defines the path using $(SolutionDir).

---
 src/Main/Base/Project/Src/Project/Solution/Solution.cs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/Main/Base/Project/Src/Project/Solution/Solution.cs b/src/Main/Base/Project/Src/Project/Solution/Solution.cs
index 73c7e58932..05926d5218 100644
--- a/src/Main/Base/Project/Src/Project/Solution/Solution.cs
+++ b/src/Main/Base/Project/Src/Project/Solution/Solution.cs
@@ -317,6 +317,7 @@ namespace ICSharpCode.SharpDevelop.Project
 			changeWatcher.Disable();
 			changeWatcher.Rename(fileName);
 			this.fileName = fileName;
+			UpdateMSBuildProperties();
 			string outputDirectory = Path.GetDirectoryName(fileName);
 			if (!System.IO.Directory.Exists(outputDirectory)) {
 				System.IO.Directory.CreateDirectory(outputDirectory);
@@ -1173,11 +1174,12 @@ namespace ICSharpCode.SharpDevelop.Project
 		public static Solution Load(string fileName)
 		{
 			Solution newSolution = new Solution(new ProjectChangeWatcher(fileName));
-			solutionBeingLoaded = newSolution;
+			solutionBeingLoaded  = newSolution;
 			newSolution.Name     = Path.GetFileNameWithoutExtension(fileName);
 			
 			string extension = Path.GetExtension(fileName).ToUpperInvariant();
 			newSolution.fileName = fileName;
+			newSolution.UpdateMSBuildProperties();
 			newSolution.isLoading = true;
 			try {
 				if (!SetupSolution(newSolution)) {
@@ -1190,6 +1192,12 @@ namespace ICSharpCode.SharpDevelop.Project
 			solutionBeingLoaded = null;
 			return newSolution;
 		}
+		
+		void UpdateMSBuildProperties()
+		{
+			MSBuildProjectCollection.SetGlobalProperty("SolutionDir", Directory);
+		}
+		
 		#endregion
 		
 		#region System.IDisposable interface implementation