# HG changeset patch
# User deba
# Date 1113327291 0
# Node ID a81f9cfc977589010a215cf96d3c731af354764e
# Parent  e335eebdae5b897ed45be36c4f4e761e01473a0a
Some bug fixes.

diff -r e335eebdae5b -r a81f9cfc9775 src/lemon/graph_reader.h
--- a/src/lemon/graph_reader.h	Tue Apr 12 17:33:41 2005 +0000
+++ b/src/lemon/graph_reader.h	Tue Apr 12 17:34:51 2005 +0000
@@ -553,7 +553,6 @@
 	}
 	vi = line.find_first_not_of(" \t");
 	if (vi != (int)std::string::npos) { 
-	  //	  std::cerr << "Line: " << line.substr(vi) << std::endl;
 	  return line.substr(vi);
 	}
       }
diff -r e335eebdae5b -r a81f9cfc9775 src/lemon/graph_writer.h
--- a/src/lemon/graph_writer.h	Tue Apr 12 17:33:41 2005 +0000
+++ b/src/lemon/graph_writer.h	Tue Apr 12 17:34:51 2005 +0000
@@ -382,6 +382,7 @@
 
     void writeEdgeSet(WriterBase<Node>* nodeWriter, 
 		      WriterBase<Edge>* & edgeWriter) {
+      if (edge_map_writers.size() == 0) return;
       if (nodeWriter == 0) {
 	throw DataFormatError("Cannot find node id map");
       }
@@ -406,6 +407,7 @@
     }
 
     void writeNodes(WriterBase<Node>* nodeWriter) {
+      if (node_writers.size() == 0) return;
       if (nodeWriter == 0) {
 	throw DataFormatError("Cannot find node id map");
       }
@@ -418,6 +420,7 @@
     }
 
     void writeEdges(WriterBase<Edge>* edgeWriter) {
+      if (edge_writers.size() == 0) return;
       if (edgeWriter == 0) {
 	throw DataFormatError("Cannot find node id map");
       }