add missing header guards under gtsam/

gtsam/discrete/DiscreteJunctionTree.h

@@ -16,6 +16,8 @@
  * @author Richard Roberts
  */
 
+#pragma once
+
 #include <gtsam/discrete/DiscreteFactorGraph.h>
 #include <gtsam/discrete/DiscreteBayesTree.h>
 #include <gtsam/inference/JunctionTree.h>

gtsam/geometry/Cyclic.h

@@ -15,6 +15,8 @@
  * @author Frank Dellaert
  **/
 
+#pragma once
+
 #include <gtsam/base/Group.h>
 #include <gtsam/base/Testable.h>
 

gtsam/linear/GaussianJunctionTree.h

@@ -16,6 +16,8 @@
  * @author Richard Roberts
  */
 
+#pragma once
+
 #include <gtsam/linear/GaussianFactorGraph.h>
 #include <gtsam/linear/GaussianBayesTree.h>
 #include <gtsam/inference/JunctionTree.h>

gtsam/linear/linearAlgorithms-inst.h

@@ -15,6 +15,8 @@
  * @author  Richard Roberts
  */
 
+#pragma once
+
 #include <gtsam/linear/VectorValues.h>
 #include <gtsam/linear/GaussianConditional.h>
 #include <gtsam/base/treeTraversal-inst.h>

gtsam/linear/tests/powerMethodExample.h

@@ -19,6 +19,8 @@
  * PowerMethod/AcceleratedPowerMethod
  */
 
+#pragma once
+
 #include <gtsam/inference/Symbol.h>
 
 #include <iostream>

gtsam/navigation/ConstantVelocityFactor.h

@@ -15,6 +15,8 @@
  * @author  Asa Hammond
  */
 
+#pragma once
+
 #include <gtsam/navigation/NavState.h>
 #include <gtsam/nonlinear/NonlinearFactor.h>
 

gtsam/navigation/MagFactor.h

@@ -16,6 +16,8 @@
  * @date   January 29, 2014
  */
 
+#pragma once
+
 #include <gtsam/nonlinear/NonlinearFactor.h>
 #include <gtsam/geometry/Rot2.h>
 #include <gtsam/geometry/Rot3.h>

gtsam/nonlinear/WhiteNoiseFactor.h

@@ -17,6 +17,8 @@
  * @date   September 2011
  */
 
+#pragma once
+
 #include <gtsam/nonlinear/NonlinearFactor.h>
 #include <gtsam/linear/HessianFactor.h>
 #include <cmath>

gtsam/nonlinear/internal/LevenbergMarquardtState.h

@@ -16,6 +16,8 @@
  * @date    April 2016
  */
 
+#pragma once
+
 #include "NonlinearOptimizerState.h"
 
 #include <gtsam/nonlinear/Values.h>

gtsam/sfm/TranslationRecovery.h

@@ -16,6 +16,8 @@
  * @brief Recovering translations in an epipolar graph when rotations are given.
  */
 
+#pragma once
+
 #include <map>
 #include <set>
 #include <utility>

gtsam/slam/TriangulationFactor.h

@@ -15,6 +15,8 @@
  * @author Frank Dellaert
  */
 
+#pragma once
+
 #include <gtsam/nonlinear/NonlinearFactor.h>
 #include <gtsam/geometry/CalibratedCamera.h>
 #include <boost/make_shared.hpp>

gtsam/symbolic/SymbolicJunctionTree.h

@@ -16,6 +16,8 @@
  * @author Richard Roberts
  */
 
+#pragma once
+
 #include <gtsam/symbolic/SymbolicFactorGraph.h>
 #include <gtsam/symbolic/SymbolicBayesTree.h>
 #include <gtsam/inference/JunctionTree.h>