From 4c4442c39acdf1e1fedf6ac2aa89535b654354eb Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Wed, 3 Dec 2008 10:08:58 +0000
Subject: Delete discovered paths after an update of the tools.

---
 .../org/rtems/cdt/Storage.java                     | 36 ++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/org.rtems.cdt.toolchain2/org/rtems/cdt/Storage.java b/org.rtems.cdt.toolchain2/org/rtems/cdt/Storage.java
index 3cd0c0e..230bd11 100644
--- a/org.rtems.cdt.toolchain2/org/rtems/cdt/Storage.java
+++ b/org.rtems.cdt.toolchain2/org/rtems/cdt/Storage.java
@@ -19,6 +19,13 @@ import java.io.InputStreamReader;
 import java.util.LinkedList;
 import java.util.List;
 
+import org.eclipse.cdt.build.core.scannerconfig.CfgInfoContext;
+import org.eclipse.cdt.build.internal.core.scannerconfig.CfgDiscoveredPathManager;
+import org.eclipse.cdt.core.model.CoreModel;
+import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
+import org.eclipse.cdt.core.settings.model.ICProjectDescription;
+import org.eclipse.cdt.managedbuilder.core.IConfiguration;
+import org.eclipse.cdt.managedbuilder.core.ManagedBuildManager;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.QualifiedName;
@@ -75,6 +82,27 @@ public class Storage {
 		}
 	}
 	
+	public static IConfiguration [] getConfigurations( IProject project) {
+		ICProjectDescription pd = CoreModel.getDefault().getProjectDescription( project);
+		
+		ICConfigurationDescription cds [] = pd.getConfigurations();
+		IConfiguration cfgs [] = new IConfiguration [cds.length];
+		for (int i = 0; i < cds.length; ++i) {
+			cfgs [i] = ManagedBuildManager.getConfigurationForDescription( cds [i]);
+		}
+
+		return cfgs;
+	}
+	
+	public static IConfiguration getActiveConfiguration( IProject project) {
+		ICProjectDescription pd = CoreModel.getDefault().getProjectDescription( project);
+		
+		ICConfigurationDescription cd = pd.getActiveConfiguration();
+		IConfiguration cfg = ManagedBuildManager.getConfigurationForDescription( cd);
+		
+		return cfg;
+	}
+	
 	public static void updateTools( IProject project) {
 		// Create make process builder
 		ProcessBuilder pb = new ProcessBuilder(
@@ -147,6 +175,14 @@ public class Storage {
 				}
 			}
 		}
+		
+		// Delete discovered paths for all configurations of the project
+		for (IConfiguration cfg : getConfigurations( project)) {
+			CfgDiscoveredPathManager.getInstance().removeDiscoveredInfo(
+				project,
+				new CfgInfoContext( cfg)
+			);
+		}
 	}
 	
 	private static void updateTool( IProject project, String toolKey, String command, List<String> options) {
-- 
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