From 70905ee82e4c341cbc0efb0ddb2d9508a6806b8c Mon Sep 17 00:00:00 2001
From: Dan Villiom Podlaski Christiansen <dan@magenta.dk>
Date: Fri, 5 Jun 2020 03:42:31 +0200
Subject: [PATCH] Fix: fix building release tags

I tried building a tag, and got this error:

CMake Error at cmake/scripts/FindVersion.cmake:85 (string):
  string sub-command REGEX, mode REPLACE: regex "^[0-9.]*$" matched an empty
  string.
---
 cmake/scripts/FindVersion.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/scripts/FindVersion.cmake b/cmake/scripts/FindVersion.cmake
index d48664fc89..b53f77032f 100644
--- a/cmake/scripts/FindVersion.cmake
+++ b/cmake/scripts/FindVersion.cmake
@@ -82,7 +82,7 @@ if (GIT_FOUND AND EXISTS "${CMAKE_SOURCE_DIR}/.git")
         set(REV_VERSION "${TAG}")
         set(REV_ISTAG 1)
 
-        string(REGEX REPLACE "^[0-9.]*$" "" STABLETAG "${TAG}")
+        string(REGEX REPLACE "^[0-9.]+$" "" STABLETAG "${TAG}")
         if (NOT STABLETAG STREQUAL "")
             set(REV_ISSTABLETAG 1)
         else ()