Merge pull request #200 from VincentRouvreau/print_warnings_to_stderr

Print warnings to stderr

1 files changed, 8 insertions, 8 deletions

diff --git a/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp b/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp
index 486827eb..d04ca289 100644
--- a/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp
+++ b/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp
@@ -35,13 +35,13 @@ int main(int argc, char *argv[]) {
   Complex complex(Gudhi::skeleton_blocker::make_complex_from_top_faces<Complex>(simplices.begin(), simplices.end()));
 
 
-  std::cout << "Simplices:" << std::endl;
+  std::clog << "Simplices:" << std::endl;
   for (const Simplex & s : complex.complex_simplex_range())
-    std::cout << s << " ";
-  std::cout << std::endl;
+    std::clog << s << " ";
+  std::clog << std::endl;
 
   // One blocker as simplex 0123 is not in the complex but all its proper faces are.
-  std::cout << "Blockers: " << complex.blockers_to_string() << std::endl;
+  std::clog << "Blockers: " << complex.blockers_to_string() << std::endl;
 
   // now build a complex from its full list of simplices
   simplices.clear();
@@ -53,13 +53,13 @@ int main(int argc, char *argv[]) {
   simplices.push_back(Simplex(Vertex_handle(2), Vertex_handle(0)));
   complex = Complex(simplices.begin(), simplices.end());
 
-  std::cout << "Simplices:" << std::endl;
+  std::clog << "Simplices:" << std::endl;
   for (const Simplex & s : complex.complex_simplex_range())
-    std::cout << s << " ";
-  std::cout << std::endl;
+    std::clog << s << " ";
+  std::clog << std::endl;
 
   // One blocker as simplex 012 is not in the complex but all its proper faces are.
-  std::cout << "Blockers: " << complex.blockers_to_string() << std::endl;
+  std::clog << "Blockers: " << complex.blockers_to_string() << std::endl;
 
   return EXIT_SUCCESS;
 }