From 589bd0a7de50af4d7a5e1c581d20e53f395f1a29 Mon Sep 17 00:00:00 2001
From: Sergey Bugaev <bugaevc@serenityos.org>
Date: Mon, 3 Feb 2020 18:52:23 +0300
Subject: [PATCH] LibC: Implement getsid()

We've had a declaration, but not a definition.
---
 Libraries/LibC/unistd.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Libraries/LibC/unistd.cpp b/Libraries/LibC/unistd.cpp
index df6349111e..4a1d6b1e46 100644
--- a/Libraries/LibC/unistd.cpp
+++ b/Libraries/LibC/unistd.cpp
@@ -206,6 +206,12 @@ pid_t getppid()
     return syscall(SC_getppid);
 }
 
+pid_t getsid(pid_t pid)
+{
+    int rc = syscall(SC_getsid, pid);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
 pid_t setsid()
 {
     int rc = syscall(SC_setsid);