Make the cost_so_far array dynamic to avoid SEGFAULTs

1 files changed, 4 insertions, 0 deletions

diff --git a/path.h b/path.h
index 12cfa80..002690d 100644
--- a/path.h
+++ b/path.h
@@ -21,4 +21,8 @@ char **visited_new(size_t width, size_t height);
 void visited_clear(char **visited, size_t width, size_t height);
 void visited_free(char **visited, size_t height);
 
+/* Helper funcs for the cost_so_far array */
+size_t **cost_so_far_new(size_t width, size_t height);
+void cost_so_far_free(size_t **cost_so_far, size_t height);
+
 #endif /* ASTAR_H_ */