Merge pull request #200 from VincentRouvreau/print_warnings_to_stderr

Print warnings to stderr

1 files changed, 4 insertions, 4 deletions

diff --git a/src/Persistence_representations/utilities/persistence_intervals/compute_number_of_dominant_intervals.cpp b/src/Persistence_representations/utilities/persistence_intervals/compute_number_of_dominant_intervals.cpp
index dd6e1a5b..ea1fe717 100644
--- a/src/Persistence_representations/utilities/persistence_intervals/compute_number_of_dominant_intervals.cpp
+++ b/src/Persistence_representations/utilities/persistence_intervals/compute_number_of_dominant_intervals.cpp
@@ -18,10 +18,10 @@
 using Persistence_intervals = Gudhi::Persistence_representations::Persistence_intervals;
 
 int main(int argc, char** argv) {
-  std::cout << "This program compute the dominant intervals. A number of intervals to be displayed is a parameter of "
+  std::clog << "This program compute the dominant intervals. A number of intervals to be displayed is a parameter of "
                "this program. \n";
   if (argc != 4) {
-    std::cout << "To run this program, please provide the name of a file with persistence diagram, dimension of "
+    std::clog << "To run this program, please provide the name of a file with persistence diagram, dimension of "
                  "intervals that should be taken into account (if your file contains only persistence pairs in a "
                  "single dimension, set it up to -1) and number of dominant intervals you would like to get \n";
     return 1;
@@ -33,9 +33,9 @@ int main(int argc, char** argv) {
   }
   Persistence_intervals p(argv[1], dimension);
   std::vector<std::pair<double, double> > dominant_intervals = p.dominant_intervals(atoi(argv[3]));
-  std::cout << "Here are the dominant intervals : " << std::endl;
+  std::clog << "Here are the dominant intervals : " << std::endl;
   for (size_t i = 0; i != dominant_intervals.size(); ++i) {
-    std::cout << " " << dominant_intervals[i].first << "," << dominant_intervals[i].second << " " << std::endl;
+    std::clog << " " << dominant_intervals[i].first << "," << dominant_intervals[i].second << " " << std::endl;
   }
 
   return 0;