From 1f7e8e937d0e71e7eb3b5deab38b34d0a0159d88 Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano@tronto.net>
Date: Thu, 17 Sep 2026 21:50:34 +0200
Subject: Added include guards

---
 src/core/constants.h     | 5 +++++
 src/core/core.h          | 5 +++++
 src/core/core_types.h    | 5 +++++
 src/core/cube.h          | 5 +++++
 src/core/moves.h         | 5 +++++
 src/core/oriented_cube.h | 5 +++++
 src/core/transform.h     | 5 +++++
 7 files changed, 35 insertions(+)

(limited to 'src/core')

diff --git a/src/core/constants.h b/src/core/constants.h
index 076a483..7e51f67 100644
--- a/src/core/constants.h
+++ b/src/core/constants.h
@@ -1,3 +1,6 @@
+#ifndef CORE_CONSTANTS_H
+#define CORE_CONSTANTS_H
+
 #define ZERO_ORIENTED_CUBE ((oriented_cube_t) {0})
 #define SOLVED_ORIENTED_CUBE \
     ((oriented_cube_t) { .cube = SOLVED_CUBE, .orientation = 0 })
@@ -913,3 +916,5 @@ STATIC uint8_t basic_to_rotation[] = {
 	[MOVE_B2] = MOVE_z2,
 	[MOVE_B3] = MOVE_z,
 };
+
+#endif /* CORE_CONSTANTS_H */
diff --git a/src/core/core.h b/src/core/core.h
index 5e0faaa..d1c0ec1 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -1,6 +1,11 @@
+#ifndef CORE_CORE_H
+#define CORE_CORE_H
+
 #include "core_types.h"
 #include "constants.h"
 #include "cube.h"
 #include "moves.h"
 #include "transform.h"
 #include "oriented_cube.h"
+
+#endif /* CORE_CORE_H */
diff --git a/src/core/core_types.h b/src/core/core_types.h
index 53cc95e..6f69a8b 100644
--- a/src/core/core_types.h
+++ b/src/core/core_types.h
@@ -1,3 +1,6 @@
+#ifndef CORE_CORE_TYPES_H
+#define CORE_CORE_TYPES_H
+
 typedef struct {
 	cube_t cube;
 	uint8_t orientation;
@@ -9,3 +12,5 @@ typedef struct {
 	uint8_t normal[NISSY_SIZE_MOVES];
 	uint8_t inverse[NISSY_SIZE_MOVES];
 } moves_struct_t;
+
+#endif /* CORE_CORE_TYPES_H */
diff --git a/src/core/cube.h b/src/core/cube.h
index 1c21ce1..1dc6b61 100644
--- a/src/core/cube.h
+++ b/src/core/cube.h
@@ -1,3 +1,6 @@
+#ifndef CORE_CUBE_H
+#define CORE_CUBE_H
+
 STATIC bool cube_true(cube_t);
 
 STATIC cube_t cubefromarray(uint8_t [SIZE(8)], uint8_t [SIZE(12)]);
@@ -369,3 +372,5 @@ cornertob32(uint8_t corner)
 
 	return val < 26 ? 'A' + (char)val : 'a' + (char)(val - 26);
 }
+
+#endif /* CORE_CUBE_H */
diff --git a/src/core/moves.h b/src/core/moves.h
index 9f1f7cc..19314de 100644
--- a/src/core/moves.h
+++ b/src/core/moves.h
@@ -1,3 +1,6 @@
+#ifndef CORE_MOVES_H
+#define CORE_MOVES_H
+
 #define MOVE(M, c) compose(c, MOVE_CUBE_ ## M)
 #define PREMOVE(M, c) compose(MOVE_CUBE_ ## M, c)
 
@@ -719,3 +722,5 @@ unniss_error:
 	LOG("[variations] Error writing result.\n");
 	return NISSY_ERROR_BUFFER_SIZE;
 }
+
+#endif /* CORE_MOVES_H */
diff --git a/src/core/oriented_cube.h b/src/core/oriented_cube.h
index 5449204..cc08736 100644
--- a/src/core/oriented_cube.h
+++ b/src/core/oriented_cube.h
@@ -1,3 +1,6 @@
+#ifndef CORE_ORIENTED_CUBE_H
+#define CORE_ORIENTED_CUBE_H
+
 STATIC oriented_cube_t solvedcube(void);
 
 STATIC oriented_cube_t move_extended(oriented_cube_t, uint8_t);
@@ -75,3 +78,5 @@ applymoves(oriented_cube_t cube, const char *buf)
 	cinv.cube = inverse(cinv.cube);
 	return compose_oriented(cinv, c);
 }
+
+#endif /* CORE_ORIENTED_CUBE_H */
diff --git a/src/core/transform.h b/src/core/transform.h
index af4634e..1c896e0 100644
--- a/src/core/transform.h
+++ b/src/core/transform.h
@@ -1,3 +1,6 @@
+#ifndef CORE_TRANSFORM_H
+#define CORE_TRANSFORM_H
+
 #define TRANS_EDGES_ROTATION(T, c) \
         compose_edges(compose_edges(TRANS_CUBE_ ## T, c), \
         TRANS_CUBE_ ## T ## _INVERSE)
@@ -418,3 +421,5 @@ symmetry_mask(cube_t cube)
 
 	return ret;
 }
+
+#endif /* CORE_TRANSFORM_H */
-- 
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