From 72e069d9ec0f6402a74781a47afc441263d8e19d Mon Sep 17 00:00:00 2001
From: Badlop <badlop@process-one.net>
Date: Thu, 15 Jul 2021 20:54:56 +0200
Subject: [PATCH] Get ejabberd version from vars.config

---
 mix.exs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/mix.exs b/mix.exs
index e029c911b..669401560 100644
--- a/mix.exs
+++ b/mix.exs
@@ -3,7 +3,7 @@ defmodule Ejabberd.Mixfile do
 
   def project do
     [app: :ejabberd,
-     version: "21.4.0",
+     version: version(),
      description: description(),
      elixir: "~> 1.4",
      elixirc_paths: ["lib"],
@@ -17,6 +17,14 @@ defmodule Ejabberd.Mixfile do
      deps: deps()]
   end
 
+  def version do
+    case config(:vsn) do
+      :false -> "0.0.0" # ./configure wasn't run: vars.config not created
+      '0.0' -> "0.0.0" # the full git repository wasn't downloaded
+      vsn -> String.replace(:erlang.list_to_binary(vsn), ".0", ".")
+    end
+  end
+
   def description do
     """
     Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)