From 37f1b5239126815df99a41a8d944cedbbbadbca9 Mon Sep 17 00:00:00 2001
From: Jamie Cameron <jcameron@webmin.com>
Date: Sat, 25 Oct 2025 20:00:04 -0700
Subject: [PATCH] Don't try to run the last command if it's not installed

https://github.com/webmin/webmin/discussions/2161
---
 useradmin/linux-lib.pl | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/useradmin/linux-lib.pl b/useradmin/linux-lib.pl
index 678cb1a30..21b3acd76 100755
--- a/useradmin/linux-lib.pl
+++ b/useradmin/linux-lib.pl
@@ -21,9 +21,14 @@ return &password_file($config{'gshadow_file'}) ? 2 : 0;
 sub open_last_command
 {
 my ($fh, $user, $max) = @_;
-my $quser = quotemeta($user);
-$max = " -n $max" if ($max);
-open($fh, "(last -F -w$max $quser || last -w$max $quser) |");
+if (&has_command("last")) {
+	my $quser = quotemeta($user);
+	$max = " -n $max" if ($max);
+	open($fh, "(last -F -w$max $quser || last -w$max $quser) |");
+	}
+else {
+	open($fh, "</dev/null");
+	}
 }
 
 # read_last_line(handle)