File colpack-return-in-non-void.patch of Package ColPack

diff --git a/GraphColoring/GraphColoring.cpp b/GraphColoring/GraphColoring.cpp
index 02f4c82..0125c72 100755
--- a/GraphColoring/GraphColoring.cpp
+++ b/GraphColoring/GraphColoring.cpp
@@ -675,6 +675,7 @@ namespace ColPack
 			cout<<endl;
 						
 		}
+		return(_TRUE);
 	}
 	
 	int GraphColoring::PrintPotentialHub(map< int, int> *PotentialHub_Private, int i_thread_num, pair<int, int> pii_ColorCombination) {
@@ -696,6 +697,7 @@ namespace ColPack
 			cout<<endl;
 						
 		}
+		return(_TRUE);
 	}
 	
 		
@@ -1129,6 +1131,7 @@ namespace ColPack
 			pii_pair.second = mii_iter->second; // if pii_pair.second < -1, then mii_iter->first is a leaf and its hub can be calculated as [-(pii_pair.second+2)]
 			Vertex2ColorCombination_Private[i_thread_num][ mii_iter->first ].push_back(pii_pair);
 		}
+		return(_TRUE);
 	}
 
 	
@@ -1325,6 +1328,7 @@ namespace ColPack
 				if( i_ElementCount >= i_MaxElementsOfCombination) break;
 			}
 		}
+		return(_TRUE);
 	}
 	
 	int GraphColoring::PrintAllColorCombination(map< pair<int, int>, Colors2Edge_Value , lt_pii>* Colors2Edge_Private, int i_MaxNumThreads, int i_MaxNumOfCombination, int i_MaxElementsOfCombination) {
@@ -1566,6 +1570,7 @@ namespace ColPack
 		for(;mib_itr != D1Colors[i_thread_num].end(); mib_itr++) {
 			cout<<flush<<"\t color "<<mib_itr->first<<"; count "<<mib_itr->second<<endl;
 		}								
+		return(_TRUE);
 	}
 	
 	int GraphColoring::PrintForbiddenColors(map<int, bool>* mip_ForbiddenColors,int i_thread_num) {
@@ -1575,6 +1580,7 @@ namespace ColPack
 			cout<< itr->first<<", ";
 		}
 		cout<<endl;
+		return(_TRUE);
 	}
 	
 	int GraphColoring::PrintSubGraph(map< int, map<int,bool> > *graph) {
@@ -1588,6 +1594,7 @@ namespace ColPack
 			}
 			cout<<endl;
 		}
+		return(_TRUE);
 
 	}
 	
@@ -1861,6 +1868,7 @@ namespace ColPack
 			}
 			cout<<endl;
 		}
+		return(_TRUE);
 	}
 	
 	int GraphColoring::BuildForbiddenColors(int i_MaxNumThreads, int i_thread_num, int i_CurrentVertex, map<int, bool>* mip_ForbiddenColors, map<int, int>* D1Colors, vector<  map <int, int > > *Vertex2ColorCombination) {
@@ -1937,6 +1945,7 @@ namespace ColPack
 				}
 				
 			}
+			return(_TRUE);
 	}
 	
 	int GraphColoring::StarColoring_serial2() {
@@ -2275,6 +2284,7 @@ namespace ColPack
 				}
 			}
 		}
+		return(_TRUE);
 	}
 	
 	int GraphColoring::PrintVertex2ColorCombination_raw (vector<  map <int, int > > *Vertex2ColorCombination) {
@@ -2286,6 +2296,7 @@ namespace ColPack
 				cout<<"\t Vertex2ColorCombination["<< i <<"][] "<<mii_iter->second<<" c "<<mii_iter->first<<endl;
 			}
 		}
+		return(_TRUE);
 	}