AP_Button: Add missing header guard

Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>
6 years ago · c4825a6d02
1 changed files with 1 additions and 0 deletions
--- a/libraries/AP_Button/AP_Button.h
+++ b/libraries/AP_Button/AP_Button.h
@ -12,6 +12,7 @@
				@@ -12,6 +12,7 @@
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
+#pragma once

 #include <AP_HAL/AP_HAL.h>
 #include <AP_Param/AP_Param.h>