From efe174ec51b9242101868e83f12cc1186fe1b71b Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Sun, 30 Jan 2022 17:54:55 +0900
Subject: [PATCH] core: check if argc > 0 and argv[0] is set

Follow-up for 1637e757070a61b12b26a2a4ef547330562dc77f.

(cherry picked from commit cf3095ac2bbdba3db0d8f7fa7afcee8b8c136201)

Related: #2017035
---
 src/core/main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/core/main.c b/src/core/main.c
index 7ea848ebeb..f315a44a08 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -2726,6 +2726,8 @@ int main(int argc, char *argv[]) {
         Manager *m = NULL;
         FDSet *fds = NULL;
 
+        assert(argc > 0 && !isempty(argv[0]));
+
         /* SysV compatibility: redirect init → telinit */
         redirect_telinit(argc, argv);