From 2e90a9e86b8f6649a7996d73f5ad02ed2bcf6b00 Mon Sep 17 00:00:00 2001
From: 10195501441 <10195501441@stu.ecnu.edu.com>
Date: Tue, 16 Mar 2021 10:21:06 +0800
Subject: [PATCH] add .h file

---
 yeeshell.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/yeeshell.c b/yeeshell.c
index 55e947f..c7e0e5f 100644
--- a/yeeshell.c
+++ b/yeeshell.c
@@ -6,6 +6,7 @@
 #include <unistd.h>
 #include <string.h>
 #include <dirent.h>
+#include <signal.h>
 #include <errno.h>
 #include "yeeshell.h"