From b5d8b224867699c59b45b79fa4ab8a130aa5ca1f Mon Sep 17 00:00:00 2001
From: Badlop <badlop@process-one.net>
Date: Tue, 21 Dec 2021 18:09:18 +0100
Subject: [PATCH] In POSIX sh, RANDOM is undefined, use alternative

---
 ejabberdctl.template | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ejabberdctl.template b/ejabberdctl.template
index 730bfcae9..7b7f25c51 100755
--- a/ejabberdctl.template
+++ b/ejabberdctl.template
@@ -198,8 +198,9 @@ help()
 uid()
 {
     uuid=$(uuidgen 2>/dev/null)
+    random=$(awk 'BEGIN { srand(); print int(rand()*32768) }' /dev/null)
     [ -z "$uuid" ] && [ -f /proc/sys/kernel/random/uuid ] && uuid=$(cat /proc/sys/kernel/random/uuid)
-    [ -z "$uuid" ] && uuid=$(printf "%X" "${RANDOM:-$$}$(date +%M%S)")
+    [ -z "$uuid" ] && uuid=$(printf "%X" "${random:-$$}$(date +%M%S)")
     uuid=$(printf '%s' $uuid | sed 's/^\(...\).*$/\1/')
     [ $# -eq 0 ] && echo "${uuid}-${ERLANG_NODE}"
     [ $# -eq 1 ] && echo "${uuid}-${1}-${ERLANG_NODE}"