19 files changed, 95 insertions, 0 deletions

diff --git a/src/solvers/coord/checkdata.h b/src/solvers/coord/checkdata.h
index 51265a8..a5d5316 100644
--- a/src/solvers/coord/checkdata.h
+++ b/src/solvers/coord/checkdata.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_CHECKDATA_H
+#define SOLVERS_COORD_CHECKDATA_H
+
 STATIC long long checkdata_coord_dispatch(
     const char *, unsigned long long, const unsigned char *);
 STATIC long long checkdata_coord(
@@ -120,3 +123,5 @@ checkdata_multicoord(
 
         return NISSY_OK;
 }
+
+#endif /* SOLVERS_COORD_CHECKDATA_H */
diff --git a/src/solvers/coord/common.h b/src/solvers/coord/common.h
index 3a62e85..8e6db20 100644
--- a/src/solvers/coord/common.h
+++ b/src/solvers/coord/common.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_COMMON_H
+#define SOLVERS_COORD_COMMON_H
+
 STATIC uint64_t coord_coord_generic(
     const coord_t [NON_NULL], cube_t, const unsigned char *);
 STATIC cube_t coord_cube_generic(
@@ -229,3 +232,5 @@ coordinate_merge_cpco(cube_t cp, cube_t co)
 
         return merged;
 }
+
+#endif /* SOLVERS_COORD_COMMON_H */
diff --git a/src/solvers/coord/coord.h b/src/solvers/coord/coord.h
index 98f4d05..6c4cc1b 100644
--- a/src/solvers/coord/coord.h
+++ b/src/solvers/coord/coord.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_COORD_H
+#define SOLVERS_COORD_COORD_H
+
 #include "types_macros.h"
 #include "common.h"
 #include "eo.h"
@@ -16,3 +19,5 @@
 #include "checkdata.h"
 #include "solve.h"
 #include "multisolve.h"
+
+#endif /* SOLVERS_COORD_COORD_H */
diff --git a/src/solvers/coord/corners.h b/src/solvers/coord/corners.h
index cc0d9a5..6dd60b5 100644
--- a/src/solvers/coord/corners.h
+++ b/src/solvers/coord/corners.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_CORNERS_H
+#define SOLVERS_COORD_CORNERS_H
+
 #define CLASSES_CP_48 984
 
 STATIC uint64_t coordinate_corners_coord(const cube_t, const unsigned char *);
@@ -70,3 +73,5 @@ coordinate_corners_gendata(unsigned char *data)
 {
         return coord_gendata_generic(&coordinate_corners, data);
 }
+
+#endif /* SOLVERS_COORD_CORNERS_H */
diff --git a/src/solvers/coord/cornersx.h b/src/solvers/coord/cornersx.h
index 788db8d..f4b564f 100644
--- a/src/solvers/coord/cornersx.h
+++ b/src/solvers/coord/cornersx.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_CORNERSX_H
+#define SOLVERS_COORD_CORNERSX_H
+
 STATIC bool is_cornersx_solved(uint64_t, const unsigned char *);
 
 STATIC coord_t coordinate_cornersx = {
@@ -74,3 +77,5 @@ is_cornersx_solved(uint64_t coord, const unsigned char *data)
 
         return false;
 }
+
+#endif /* SOLVERS_COORD_CORNERSX_H */
diff --git a/src/solvers/coord/cpepe.h b/src/solvers/coord/cpepe.h
index 7035400..1ad80dd 100644
--- a/src/solvers/coord/cpepe.h
+++ b/src/solvers/coord/cpepe.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_CPEPE_H
+#define SOLVERS_COORD_CPEPE_H
+
 STATIC uint64_t coordinate_cpepe_coord(const cube_t, const unsigned char *);
 STATIC cube_t coordinate_cpepe_cube(uint64_t, const unsigned char *);
 STATIC bool coordinate_cpepe_isnasty(uint64_t, const unsigned char *);
@@ -71,3 +74,5 @@ coordinate_cpepe_gendata(unsigned char *data)
 {
         return coord_gendata_generic(&coordinate_cpepe, data);
 }
+
+#endif /* SOLVERS_COORD_CPEPE_H */
diff --git a/src/solvers/coord/dr.h b/src/solvers/coord/dr.h
index 8100910..c5c73c2 100644
--- a/src/solvers/coord/dr.h
+++ b/src/solvers/coord/dr.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_DR_H
+#define SOLVERS_COORD_DR_H
+
 #define DREOESEP_CLASSES UINT64_C(64430)
 #define DREOESEP_MAX     (POW_2_11 * COMB_12_4)
 
@@ -117,3 +120,5 @@ is_eoco_solvable(cube_t cube) {
 
         return cocount % 3 == 0 && eocount % 2 == 0;
 }
+
+#endif /* SOLVERS_COORD_DR_H */
diff --git a/src/solvers/coord/dreo.h b/src/solvers/coord/dreo.h
index c5cacac..a201ae6 100644
--- a/src/solvers/coord/dreo.h
+++ b/src/solvers/coord/dreo.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_DREO_H
+#define SOLVERS_COORD_DREO_H
+
 #define DRESEP_CLASSES 81
 
 STATIC uint64_t coord_dresep_nosym(cube_t);
@@ -101,3 +104,5 @@ is_dreo_solvable(cube_t cube) {
 
         return cocount % 3 == 0;
 }
+
+#endif /* SOLVERS_COORD_DREO_H */
diff --git a/src/solvers/coord/drfin.h b/src/solvers/coord/drfin.h
index 569419b..ec645a2 100644
--- a/src/solvers/coord/drfin.h
+++ b/src/solvers/coord/drfin.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_DRFIN_H
+#define SOLVERS_COORD_DRFIN_H
+
 STATIC bool is_drfin_solvable(cube_t);
 
 STATIC multicoord_t multicoordinate_drfin = {
@@ -15,3 +18,5 @@ is_drfin_solvable(cube_t cube)
                coord_co(cube) == 0 &&
                issolvable((oriented_cube_t){.cube = cube, .orientation = 0});
 }
+
+#endif /* SOLVERS_COORD_DRFIN_H */
diff --git a/src/solvers/coord/drfinnoe.h b/src/solvers/coord/drfinnoe.h
index 63f4edf..5ffffc3 100644
--- a/src/solvers/coord/drfinnoe.h
+++ b/src/solvers/coord/drfinnoe.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_DRFINNOE_H
+#define SOLVERS_COORD_DRFINNOE_H
+
 /*
 TODO
 
@@ -96,3 +99,5 @@ is_drfinnoe_solvable(cube_t cube) {
                coord_eo(transform_edges(cube, TRANS_URr)) == 0 &&
                coord_co(cube) == 0;
 }
+
+#endif /* SOLVERS_COORD_DRFINNOE_H */
diff --git a/src/solvers/coord/drslice.h b/src/solvers/coord/drslice.h
index 42699f8..87bf87e 100644
--- a/src/solvers/coord/drslice.h
+++ b/src/solvers/coord/drslice.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_DRSLICE_H
+#define SOLVERS_COORD_DRSLICE_H
+
 /*
 The DRSLICE coordinate is almost identical to DRFINNOE, but it allows for
 the centers of the E layer to be off by a rotation. For this reason we reuse
@@ -95,3 +98,5 @@ is_drslice_solved(uint64_t i, const unsigned char *data)
         /* Pre-computed coordinates of U D' (= U' D up to trans) and U2 D2 */
         return i == 0 || i == 109779816 || i == 68468527;
 }
+
+#endif /* SOLVERS_COORD_DRSLICE_H */
diff --git a/src/solvers/coord/eo.h b/src/solvers/coord/eo.h
index 42196af..a5a0e85 100644
--- a/src/solvers/coord/eo.h
+++ b/src/solvers/coord/eo.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_EO_H
+#define SOLVERS_COORD_EO_H
+
 STATIC uint64_t coordinate_eo_coord(cube_t, const unsigned char *);
 STATIC cube_t coordinate_eo_cube(uint64_t, const unsigned char *);
 STATIC bool coordinate_eo_isnasty(uint64_t, const unsigned char *);
@@ -57,3 +60,5 @@ coordinate_eo_gendata(unsigned char *data)
 {
         return 0;
 }
+
+#endif /* SOLVERS_COORD_EO_H */
diff --git a/src/solvers/coord/gendata.h b/src/solvers/coord/gendata.h
index 81ab842..a48263c 100644
--- a/src/solvers/coord/gendata.h
+++ b/src/solvers/coord/gendata.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_GENDATA_H
+#define SOLVERS_COORD_GENDATA_H
+
 STATIC size_t gendata_coord(const coord_t [NON_NULL], unsigned char *);
 STATIC size_t gendata_multicoord(
     const multicoord_t [NON_NULL], unsigned char *);
@@ -362,3 +365,5 @@ set_coord_pval(
         table[COORD_INDEX(i)] = (table[COORD_INDEX(i)] & (~COORD_MASK(i)))
             | (val << COORD_SHIFT(i));
 }
+
+#endif /* SOLVERS_COORD_GENDATA_H */
diff --git a/src/solvers/coord/htr.h b/src/solvers/coord/htr.h
index 602625b..d6fc311 100644
--- a/src/solvers/coord/htr.h
+++ b/src/solvers/coord/htr.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_HTR_H
+#define SOLVERS_COORD_HTR_H
+
 STATIC uint64_t coordinate_htr_coord(cube_t, const unsigned char *);
 STATIC cube_t coordinate_htr_cube(uint64_t, const unsigned char *);
 STATIC bool coordinate_htr_isnasty(uint64_t, const unsigned char *);
@@ -123,3 +126,5 @@ is_cp_htr(uint64_t i, const unsigned char *data)
 
         return e == 0 && is_cp16_htr_table[c / 8] & (UINT8_C(1) << (c % 8));
 }
+
+#endif /* SOLVERS_COORD_HTR_H */
diff --git a/src/solvers/coord/list.h b/src/solvers/coord/list.h
index 6856c13..71f7920 100644
--- a/src/solvers/coord/list.h
+++ b/src/solvers/coord/list.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_LIST_H
+#define SOLVERS_COORD_LIST_H
+
 coord_t *all_coordinates[] = {
         &coordinate_eo,
         &coordinate_dr,
@@ -15,3 +18,5 @@ multicoord_t *all_multicoordinates[] = {
         &multicoordinate_drfin,
         NULL
 };
+
+#endif /* SOLVERS_COORD_LIST_H */
diff --git a/src/solvers/coord/multisolve.h b/src/solvers/coord/multisolve.h
index efd287d..4990a39 100644
--- a/src/solvers/coord/multisolve.h
+++ b/src/solvers/coord/multisolve.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_MULTISOLVE_H
+#define SOLVERS_COORD_MULTISOLVE_H
+
 /*
 For now the only multicoordinate is DRFIN, and this solver reflects this.
 For example, NISS is not available.
@@ -297,3 +300,5 @@ solve_multicoord_error_unsolvable:
         LOG("[%s solve] Error: cube not ready\n", mcoord->name);
         return NISSY_ERROR_UNSOLVABLE_CUBE;
 }
+
+#endif /* SOLVERS_COORD_MULTISOLVE_H */
diff --git a/src/solvers/coord/solve.h b/src/solvers/coord/solve.h
index 6bb9af2..9a0c63c 100644
--- a/src/solvers/coord/solve.h
+++ b/src/solvers/coord/solve.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_SOLVE_H
+#define SOLVERS_COORD_SOLVE_H
+
 typedef struct {
         cube_t cube;
         cube_t inverse;
@@ -400,3 +403,5 @@ solve_coord_error_unsolvable:
         LOG("[%s solve] Error: cube not ready\n", coord->name);
         return NISSY_ERROR_UNSOLVABLE_CUBE;
 }
+
+#endif /* SOLVERS_COORD_SOLVE_H */
diff --git a/src/solvers/coord/types_macros.h b/src/solvers/coord/types_macros.h
index 81db9d4..b042788 100644
--- a/src/solvers/coord/types_macros.h
+++ b/src/solvers/coord/types_macros.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_TYPES_MACROS_H
+#define SOLVERS_COORD_TYPES_MACROS_H
+
 #define COORD_INDEX(i)      ((i)/2)
 #define COORD_SHIFT(i)      (UINT8_C(4) * (uint8_t)((i) % 2))
 #define COORD_MASK(i)       (UINT8_C(0xF) << COORD_SHIFT(i))
@@ -53,3 +56,5 @@ typedef struct {
         uint64_t moves_mask;
         bool (*is_solvable)(cube_t);
 } multicoord_t;
+
+#endif /* SOLVERS_COORD_TYPES_MACROS_H */
diff --git a/src/solvers/coord/utils.h b/src/solvers/coord/utils.h
index 0062587..232d6f8 100644
--- a/src/solvers/coord/utils.h
+++ b/src/solvers/coord/utils.h
@@ -1,3 +1,6 @@
+#ifndef SOLVERS_COORD_UTILS_H
+#define SOLVERS_COORD_UTILS_H
+
 STATIC coord_t *parse_coord(size_t, const char *);
 STATIC multicoord_t *parse_multicoord(size_t, const char *);
 STATIC void parse_coord_and_trans(
@@ -80,3 +83,5 @@ dataid_coord(const char *ca, char dataid[SIZE(NISSY_SIZE_DATAID)])
         LOG("Error: cannot parse coordinate from '%s'\n", ca);
         return NISSY_ERROR_INVALID_SOLVER;
 }
+
+#endif /* SOLVERS_COORD_UTILS_H */