init, 2015 & 2016

2015/include/advent.h

@@ -0,0 +1,58 @@
+#ifndef ADVENT_2015_H
+#define ADVENT_2015_H
+
+void advent2015day01(void);
+void advent2015day02(void);
+void advent2015day03(void);
+void advent2015day04(void);
+void advent2015day05(void);
+void advent2015day06(void);
+void advent2015day07(void);
+void advent2015day08(void);
+void advent2015day09(void);
+void advent2015day10(void);
+void advent2015day11(void);
+void advent2015day12(void);
+void advent2015day13(void);
+void advent2015day14(void);
+void advent2015day15(void);
+void advent2015day16(void);
+void advent2015day17(void);
+void advent2015day18(void);
+void advent2015day19(void);
+void advent2015day20(void);
+void advent2015day21(void);
+void advent2015day22(void);
+void advent2015day23(void);
+void advent2015day24(void);
+void advent2015day25(void);
+
+void (*solutions2015[25])(void) = {
+  advent2015day01,
+  advent2015day02,
+  advent2015day03,
+  advent2015day04,
+  advent2015day05,
+  advent2015day06,
+  advent2015day07,
+  advent2015day08,
+  advent2015day09,
+  advent2015day10,
+  advent2015day11,
+  advent2015day12,
+  advent2015day13,
+  advent2015day14,
+  advent2015day15,
+  advent2015day16,
+  advent2015day17,
+  advent2015day18,
+  advent2015day19,
+  advent2015day20,
+  advent2015day21,
+  advent2015day22,
+  advent2015day23,
+  advent2015day24,
+  advent2015day25
+};
+
+#endif

2015/include/advent_utility.h

@@ -0,0 +1,27 @@
+#ifndef ADVENT_H_UTILITY_
+#define ADVENT_H_UTILITY_
+
+#include "lfvector.h"
+
+#define DEFAULT_DELIM " \t\n\r\f\v"
+
+#define MAX(x, y) (x) > (y) ? (x) : (y)
+#define MIN(x, y) (x) < (y) ? (x) : (y)
+
+char *md5_str(const char *);
+Vector *string_to_int_vector(const char *input_string, const char *delim);
+int int_comp(const void *a, const void *b);
+char **get_matches(char *in, char *pat, size_t *sz, size_t max_matches);
+void free_matches(char **matches, size_t sz);
+
+enum Direction {
+    DIR_NORTH = 0,
+    DIR_EAST = 1,
+    DIR_SOUTH = 2,
+    DIR_WEST = 3,
+};
+
+void turn_right(enum Direction *d);
+void turn_left(enum Direction *d);
+
+#endif