Fix for 56943 - CDT hang on Autobuild, added missing index marker icon

core/org.eclipse.cdt.core/index/ChangeLog

@@ -1,3 +1,6 @@
+2004-03-31 Bogdan Gheorghe
+	Added a check to SourceIndexRequestor.removeMarkers to prevent hang.
+	
 2004-03-31 Bogdan Gheorghe
 	Modified SourceIndexer and SourceIndexerRequestor to place IProblem markers
 	on resources.

core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/search/indexing/SourceIndexerRequestor.java

@@ -538,7 +538,11 @@ public class SourceIndexerRequestor implements ISourceElementRequestor, IIndexCo
 	public void removeMarkers(IFile resource) {
 		 int depth = IResource.DEPTH_INFINITE;
 	   try {
+	   	  IMarker[] markers = resource.findMarkers(ICModelMarker.INDEXER_MARKER,true,depth);
+	   	  if (markers.length > 0){
 	      resource.deleteMarkers(ICModelMarker.INDEXER_MARKER, true, depth); 
+	   	  }
+	   	  
 	   } catch (CoreException e) {
 	      // something went wrong
 	   }