From 642f8fdfdb57e3eb3d82f92388a965476f89c765 Mon Sep 17 00:00:00 2001
From: clfreville2 <clement.freville2@etu.uca.fr>
Date: Fri, 26 May 2023 10:55:40 +0200
Subject: [PATCH] Handle the ENOENT error

---
 fakeid.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/fakeid.c b/fakeid.c
index 43e8596..5cf8afb 100644
--- a/fakeid.c
+++ b/fakeid.c
@@ -24,7 +24,11 @@ char *getlogin(void) {
 }
 
 int getlogin_r(char *buf, size_t bufsize) {
-    return strlcpy(buf, getlogin(), bufsize);
+    const char *login = getlogin();
+    if (login == NULL) {
+        return ENOENT;
+    }
+    return strlcpy(buf, login, bufsize);
 }
 
 struct passwd *getpwuid(uid_t uid) {