Use a linked list to store the root paths.

1 files changed, 12 insertions, 4 deletions

diff --git a/bfs.h b/bfs.h
index fc2bcc8..81603e1 100644
--- a/bfs.h
+++ b/bfs.h
@@ -64,13 +64,21 @@ enum debug_flags {
 };
 
 /**
+ * A root path to explore.
+ */
+struct root {
+	/** The root path itself. */
+	const char *path;
+	/** The next path in the list. */
+	struct root *next;
+};
+
+/**
  * The parsed command line.
  */
 struct cmdline {
-	/** The array of paths to start from. */
-	const char **roots;
-	/** The number of root paths. */
-	size_t nroots;
+	/** The list of root paths. */
+	struct root *roots;
 
 	/** Color data. */
 	struct colors *colors;