1 files changed, 3 insertions, 0 deletions
diff --git a/queue.h b/queue.h
index 325706e..c11ffd8 100644
--- a/queue.h
+++ b/queue.h
@@ -59,7 +59,10 @@ int w_queue_get_word_count(const struct w_queue *q);
 void w_queue_copy_words_to_args(const struct w_queue *q, char **cmdline);
 
 void c_queue_init(struct c_queue *q);
+
+/* used in shell.c and lexical_analysis.c */
 void c_queue_push(struct c_queue *q, char **cmdline);
+
 char** c_queue_pop(struct c_queue *q);
 void c_queue_clear(struct c_queue *q);
 int c_queue_is_empty(struct c_queue *q);