From 48a5e34fcd07852b4a68825ce8e37feb6f6d04d7 Mon Sep 17 00:00:00 2001
From: Mole Shang <135e2@135e2.dev>
Date: Sun, 11 Feb 2024 14:41:35 +0800
Subject: lab traps: finish

---
 user/user.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'user/user.h')

diff --git a/user/user.h b/user/user.h
index a076f37..34591fd 100644
--- a/user/user.h
+++ b/user/user.h
@@ -33,6 +33,8 @@ int ugetpid(void);
 #endif
 int trace(int);
 int sysinfo(struct sysinfo*);
+int sigalarm(int ticks, void (*handler)());
+int sigreturn(void);
 
 // ulib.c
 int stat(const char*, struct stat*);
-- 
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