From 7db6ffa2267a210cd7bbffa0c55f68656e396234 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Manuel=20Tom=C3=A1s?= <jtomas1815@gmail.com>
Date: Fri, 24 Apr 2020 15:35:29 -0300
Subject: Fix deleting first page corrupting page pointer

---
 page.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'page.c')

diff --git a/page.c b/page.c
index 1244df4..864623e 100644
--- a/page.c
+++ b/page.c
@@ -46,6 +46,13 @@ void split_page(struct page *back) {
 	back->next = front;
 }
 
+void copy_page(struct page *dest, struct page *src) {
+	memcpy(dest->elements, src->elements, PAGE_SIZE);
+	dest->gap_start = src->gap_start;
+	dest->gap_end = src->gap_end;
+	dest->element_count = src->element_count;
+}
+
 void free_page(struct page *page) {
 	if (page->prev) {
 		page->prev->next = page->next;
@@ -53,6 +60,7 @@ void free_page(struct page *page) {
 	if (page->next) {
 		page->next->prev = page->prev;
 	}
+	free(page->elements);
 	free(page);
 }
 
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