Merge pull request #200 from VincentRouvreau/print_warnings_to_stderr

Print warnings to stderr

1 files changed, 3 insertions, 3 deletions

diff --git a/src/Persistence_representations/utilities/persistence_vectors/create_persistence_vectors.cpp b/src/Persistence_representations/utilities/persistence_vectors/create_persistence_vectors.cpp
index f974c3d3..608e04e5 100644
--- a/src/Persistence_representations/utilities/persistence_vectors/create_persistence_vectors.cpp
+++ b/src/Persistence_representations/utilities/persistence_vectors/create_persistence_vectors.cpp
@@ -19,7 +19,7 @@ using Euclidean_distance = Gudhi::Euclidean_distance;
 using Vector_distances_in_diagram = Gudhi::Persistence_representations::Vector_distances_in_diagram<Euclidean_distance>;
 
 int main(int argc, char** argv) {
-  std::cout << "This program creates persistence vectors files (*.vect) of persistence diagrams files (*.pers) "
+  std::clog << "This program creates persistence vectors files (*.vect) of persistence diagrams files (*.pers) "
             << "provided as an input.\n"
             << "The first parameter of this program is a dimension of persistence that will be used in creation of "
             << "the persistence heat maps."
@@ -30,11 +30,11 @@ int main(int argc, char** argv) {
             << "The remaining parameters are the names of files with persistence diagrams. \n";
 
   if (argc < 3) {
-    std::cout << "Wrong parameter list, the program will now terminate \n";
+    std::clog << "Wrong parameter list, the program will now terminate \n";
     return 1;
   }
 
-  std::cout << "The remaining parameters are the names of files with persistence diagrams. \n";
+  std::clog << "The remaining parameters are the names of files with persistence diagrams. \n";
   int dim = atoi(argv[1]);
   unsigned dimension = std::numeric_limits<unsigned>::max();
   if (dim >= 0) {