From 5b1472286c4d77354ac413605cc93f10c3e5fc18 Mon Sep 17 00:00:00 2001
From: Marko Lindqvist <cazfi74@gmail.com>
Date: Tue, 18 Jan 2022 16:07:38 +0200
Subject: [PATCH 46/46] Fix crash with empty startunits

See osdn #43651

Signed-off-by: Marko Lindqvist <cazfi74@gmail.com>
---
 server/settings.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/settings.c b/server/settings.c
index 81e47a74e4..74f9f5d12f 100644
--- a/server/settings.c
+++ b/server/settings.c
@@ -973,6 +973,10 @@ static bool startunits_callback(const char *value,
   Unit_Class_id  first_role;
   bool firstnative = FALSE;
 
+  if (len == 0) {
+    return TRUE;
+  }
+
   /* We check each character individually to see if it's valid. */
   for (i = 0; i < len; i++) {
     if (strchr("cwxksfdDaA", value[i])) {
-- 
2.34.1