Merge pull request #1444 from janisozaur/include-guards

Add missing include guards

core/deps/chdr/coretypes.h

@@ -1,3 +1,4 @@
+#pragma once
 
 #include "types.h"
 

core/hw/arm7/arm-new.h

@@ -17,6 +17,8 @@
 // along with this program; if not, write to the Free Software Foundation,
 // Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
+#pragma once
+
 #ifdef BKPT_SUPPORT
 #define CONSOLE_OUTPUT(a,b) \
     extern void (*dbgOutput)(char *, u32);\

core/linux/context.h

@@ -1,3 +1,5 @@
+#pragma once
+
 #include "types.h"