Code review: Use std::clog instead of std::cout

5 files changed, 20 insertions, 20 deletions

diff --git a/src/Alpha_complex/example/Alpha_complex_3d_from_points.cpp b/src/Alpha_complex/example/Alpha_complex_3d_from_points.cpp
index 0e359a27..a2c85138 100644
--- a/src/Alpha_complex/example/Alpha_complex_3d_from_points.cpp
+++ b/src/Alpha_complex/example/Alpha_complex_3d_from_points.cpp
@@ -38,18 +38,18 @@ int main(int argc, char **argv) {
     // ----------------------------------------------------------------------------
     // Display information about the alpha complex
     // ----------------------------------------------------------------------------
-    std::cout << "Alpha complex is of dimension " << simplex.dimension() << " - " << simplex.num_simplices()
+    std::clog << "Alpha complex is of dimension " << simplex.dimension() << " - " << simplex.num_simplices()
               << " simplices - " << simplex.num_vertices() << " vertices." << std::endl;
 
-    std::cout << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" << std::endl;
+    std::clog << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" << std::endl;
     for (auto f_simplex : simplex.filtration_simplex_range()) {
-      std::cout << "   ( ";
+      std::clog << "   ( ";
       for (auto vertex : simplex.simplex_vertex_range(f_simplex)) {
-        std::cout << vertex << " ";
+        std::clog << vertex << " ";
       }
-      std::cout << ") -> "
+      std::clog << ") -> "
                 << "[" << simplex.filtration(f_simplex) << "] ";
-      std::cout << std::endl;
+      std::clog << std::endl;
     }
   }
   return 0;
diff --git a/src/Alpha_complex/example/Alpha_complex_from_off.cpp b/src/Alpha_complex/example/Alpha_complex_from_off.cpp
index 220a66de..dba1710e 100644
--- a/src/Alpha_complex/example/Alpha_complex_from_off.cpp
+++ b/src/Alpha_complex/example/Alpha_complex_from_off.cpp
@@ -30,7 +30,7 @@ int main(int argc, char **argv) {
     ouput_file_stream.open(std::string(argv[3]));
     streambuffer = ouput_file_stream.rdbuf();
   } else {
-    streambuffer = std::cout.rdbuf();
+    streambuffer = std::clog.rdbuf();
   }
 
   Gudhi::Simplex_tree<> simplex;
diff --git a/src/Alpha_complex/example/Alpha_complex_from_points.cpp b/src/Alpha_complex/example/Alpha_complex_from_points.cpp
index 6526ca3a..c79535bf 100644
--- a/src/Alpha_complex/example/Alpha_complex_from_points.cpp
+++ b/src/Alpha_complex/example/Alpha_complex_from_points.cpp
@@ -35,18 +35,18 @@ int main() {
     // ----------------------------------------------------------------------------
     // Display information about the alpha complex
     // ----------------------------------------------------------------------------
-    std::cout << "Alpha complex is of dimension " << simplex.dimension() <<
+    std::clog << "Alpha complex is of dimension " << simplex.dimension() <<
         " - " << simplex.num_simplices() << " simplices - " <<
         simplex.num_vertices() << " vertices." << std::endl;
 
-    std::cout << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" << std::endl;
+    std::clog << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" << std::endl;
     for (auto f_simplex : simplex.filtration_simplex_range()) {
-      std::cout << "   ( ";
+      std::clog << "   ( ";
       for (auto vertex : simplex.simplex_vertex_range(f_simplex)) {
-        std::cout << vertex << " ";
+        std::clog << vertex << " ";
       }
-      std::cout << ") -> " << "[" << simplex.filtration(f_simplex) << "] ";
-      std::cout << std::endl;
+      std::clog << ") -> " << "[" << simplex.filtration(f_simplex) << "] ";
+      std::clog << std::endl;
     }
   }
   return 0;
diff --git a/src/Alpha_complex/example/Fast_alpha_complex_from_off.cpp b/src/Alpha_complex/example/Fast_alpha_complex_from_off.cpp
index f181005a..64728470 100644
--- a/src/Alpha_complex/example/Fast_alpha_complex_from_off.cpp
+++ b/src/Alpha_complex/example/Fast_alpha_complex_from_off.cpp
@@ -35,7 +35,7 @@ int main(int argc, char **argv) {
     ouput_file_stream.open(std::string(argv[3]));
     streambuffer = ouput_file_stream.rdbuf();
   } else {
-    streambuffer = std::cout.rdbuf();
+    streambuffer = std::clog.rdbuf();
   }
 
   Gudhi::Simplex_tree<> simplex;
diff --git a/src/Alpha_complex/example/Weighted_alpha_complex_3d_from_points.cpp b/src/Alpha_complex/example/Weighted_alpha_complex_3d_from_points.cpp
index fcf80802..c044194e 100644
--- a/src/Alpha_complex/example/Weighted_alpha_complex_3d_from_points.cpp
+++ b/src/Alpha_complex/example/Weighted_alpha_complex_3d_from_points.cpp
@@ -34,18 +34,18 @@ int main(int argc, char **argv) {
     // ----------------------------------------------------------------------------
     // Display information about the alpha complex
     // ----------------------------------------------------------------------------
-    std::cout << "Alpha complex is of dimension " << simplex.dimension() << " - " << simplex.num_simplices()
+    std::clog << "Alpha complex is of dimension " << simplex.dimension() << " - " << simplex.num_simplices()
               << " simplices - " << simplex.num_vertices() << " vertices." << std::endl;
 
-    std::cout << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" << std::endl;
+    std::clog << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" << std::endl;
     for (auto f_simplex : simplex.filtration_simplex_range()) {
-      std::cout << "   ( ";
+      std::clog << "   ( ";
       for (auto vertex : simplex.simplex_vertex_range(f_simplex)) {
-        std::cout << vertex << " ";
+        std::clog << vertex << " ";
       }
-      std::cout << ") -> "
+      std::clog << ") -> "
                 << "[" << simplex.filtration(f_simplex) << "] ";
-      std::cout << std::endl;
+      std::clog << std::endl;
     }
   }
   return 0;