From 6de4c628eb311ff6a577cca8fad3135e07ccd226 Mon Sep 17 00:00:00 2001
From: Andrew Cady <d@jerkface.net>
Date: Thu, 24 Feb 2022 23:24:46 -0500
Subject: fix usage bug

---
 dot/local/bin/xvnc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dot/local/bin/xvnc b/dot/local/bin/xvnc
index ab4fb00..ee98092 100755
--- a/dot/local/bin/xvnc
+++ b/dot/local/bin/xvnc
@@ -17,7 +17,7 @@ direct_connection()
 {
     rando=$(tr -dc A-Za-z0-9 < /dev/urandom | head -c15) && [ "$rando" ]
     remote_socket_file=/tmp/x11vnc.$rando.socket
-    port=$((5500 + $(tr -dc 1-9|head -n3)))
+    port=$((5500 + $(tr -dc 1-9 </dev/urandom | head -c3 || true)))
 
     ssh -n \
         -o ControlPath=none \
@@ -52,7 +52,7 @@ share_display()
         set -x
     fi
 
-    port=$((5500 + $(tr -dc 1-9|head -n3)))
+    port=$((5500 + $(tr -dc 1-9 </dev/urandom | head -c3 || true)))
     OUR_TMP=$(mktemp -d) || exit
     local_socket_file=$OUR_TMP/x11vnc.socket
     ssh_control=$OUR_TMP/ssh.socket
-- 
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