From f92fbe8bc00e9e84c4896c464cecf56e7f6a02ad Mon Sep 17 00:00:00 2001
From: Jamie Cameron <jcameron@webmin.com>
Date: Wed, 30 Jul 2014 19:44:23 -0700
Subject: [PATCH] Fail if fuser is missing

---
 proc/linux-lib.pl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/proc/linux-lib.pl b/proc/linux-lib.pl
index 72a0d8142..86461da34 100755
--- a/proc/linux-lib.pl
+++ b/proc/linux-lib.pl
@@ -116,6 +116,7 @@ return undef;
 sub find_mount_processes
 {
 local($out);
+&has_command("fuser") || &error("fuser command is not installed");
 $out = &backquote_command("fuser -m ".quotemeta($_[0])." 2>/dev/null");
 $out =~ s/[^0-9 ]//g;
 $out =~ s/^\s+//g; $out =~ s/\s+$//g;
@@ -127,6 +128,7 @@ return split(/\s+/, $out);
 sub find_file_processes
 {
 local($out, $files);
+&has_command("fuser") || &error("fuser command is not installed");
 $files = join(' ', map { quotemeta($_) } map { glob($_) } @_);
 $out = &backquote_command("fuser $files 2>/dev/null");
 $out =~ s/[^0-9 ]//g;