From 30534606d5690e176d168f640f55162fa15f0a19 Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Thu, 2 Nov 2017 11:02:07 -0400
Subject: major changes (again) to the measurement of autocorrelation

---
 lib/queue.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'lib/queue.h')

diff --git a/lib/queue.h b/lib/queue.h
index c7acec1..23834ba 100644
--- a/lib/queue.h
+++ b/lib/queue.h
@@ -11,8 +11,15 @@ typedef struct ll_tag {
   struct ll_tag *next;
 } ll_t;
 
+typedef struct dll_tag {
+  double x;
+  struct dll_tag *next;
+} dll_t;
+
 void stack_push(ll_t **q, uint32_t x);
+void stack_push_d(dll_t **q, double x);
 
 uint32_t stack_pop(ll_t **q);
+double stack_pop_d(dll_t **q);
 
 bool stack_contains(const ll_t *q, uint32_t x);
-- 
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