Fixed C++ binding crash when VS08 is not installed.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@3251 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

samples/CppBackendBinding/CppBackendBinding.addin

@@ -6,6 +6,10 @@
 		<Import assembly = "CppBackendBinding.dll"/>
 	</Runtime>
 	
+	<Manifest>
+		<Identity name="ICSharpCode.Sample.CppBackendBinding" version="@CppBackendBinding.dll"/>
+	</Manifest>
+	
 	<Path name = "/SharpDevelop/Workbench/FileFilter">
 		<FileFilter id = "C++"
 		            insertbefore="AllFiles"

samples/CppBackendBinding/CppBackendBinding.csproj

@@ -37,15 +37,15 @@
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.Targets" />
   <ItemGroup>
     <Reference Include="ICSharpCode.Core">
-      <HintPath>D:\SD\3.0\SharpDevelop\bin\ICSharpCode.Core.dll</HintPath>
+      <HintPath>..\..\bin\ICSharpCode.Core.dll</HintPath>
       <Private>False</Private>
     </Reference>
     <Reference Include="ICSharpCode.SharpDevelop">
-      <HintPath>D:\SD\3.0\SharpDevelop\bin\ICSharpCode.SharpDevelop.dll</HintPath>
+      <HintPath>..\..\bin\ICSharpCode.SharpDevelop.dll</HintPath>
       <Private>False</Private>
     </Reference>
     <Reference Include="ICSharpCode.SharpDevelop.Dom">
-      <HintPath>D:\SD\3.0\SharpDevelop\bin\ICSharpCode.SharpDevelop.Dom.dll</HintPath>
+      <HintPath>..\..\bin\ICSharpCode.SharpDevelop.Dom.dll</HintPath>
       <Private>False</Private>
     </Reference>
     <Reference Include="System" />

samples/CppBackendBinding/CppProject.cs

@@ -187,6 +187,8 @@ namespace CppBackendBinding
 		
 		static string GetFile(string filename)
 		{
+			if (string.IsNullOrEmpty(filename))
+				return null;
 			filename = Environment.ExpandEnvironmentVariables(filename);
 			if (File.Exists(filename))
 				return filename;
@@ -211,8 +213,10 @@ namespace CppBackendBinding
 		
 		public override void StartBuild(ProjectBuildOptions options, IBuildFeedbackSink feedbackSink)
 		{
+			string productDir = GetPathFromRegistry(@"SOFTWARE\Microsoft\VisualStudio\9.0\Setup\VC", "ProductDir");
+			
 			string commonTools =
-				GetFile(Path.Combine(GetPathFromRegistry(@"SOFTWARE\Microsoft\VisualStudio\9.0\Setup\VC", "ProductDir"), "bin\\vcvars32.bat"))
+				GetFile(productDir != null ? Path.Combine(productDir, "bin\\vcvars32.bat") : null)
 				?? GetFile("%VS90COMNTOOLS%\\vsvars32.bat")
 				??  GetFile("%VS80COMNTOOLS%\\vsvars32.bat");
 			
@@ -241,7 +245,7 @@ namespace CppBackendBinding
 			p.StartInfo.CreateNoWindow = true;
 			p.StartInfo.UseShellExecute = false;
 			p.StartInfo.EnvironmentVariables["VCBUILD_DEFAULT_CFG"] = options.Configuration + "|" + options.Platform;
-			p.StartInfo.EnvironmentVariables["SolutionPath"] = ParentSolution.Directory;
+			p.StartInfo.EnvironmentVariables["SolutionPath"] = ParentSolution.FileName;
 			
 			p.EnableRaisingEvents = true;
 			p.OutputDataReceived += delegate(object sender, DataReceivedEventArgs e) {