From 11d36b0b5bbfed4a61352f9e29edcab5e0bf1ed7 Mon Sep 17 00:00:00 2001
From: AMZN-ScottR <24445312+AMZN-ScottR@users.noreply.github.com>
Date: Wed, 7 Jul 2021 12:49:34 -0700
Subject: [PATCH] [mobile-settings-fixes] simplified and updated version
 validation regex to support 4 component strings

Signed-off-by: AMZN-ScottR <24445312+AMZN-ScottR@users.noreply.github.com>
---
 Code/Editor/Plugins/ProjectSettingsTool/Validators.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Code/Editor/Plugins/ProjectSettingsTool/Validators.cpp b/Code/Editor/Plugins/ProjectSettingsTool/Validators.cpp
index 8484a2937a..c17da8e40b 100644
--- a/Code/Editor/Plugins/ProjectSettingsTool/Validators.cpp
+++ b/Code/Editor/Plugins/ProjectSettingsTool/Validators.cpp
@@ -172,8 +172,9 @@ namespace ProjectSettingsTool
         // Returns true if valid ios version number
         RetType IOSVersionNumber(const QString& value)
         {
+            // support up to 4-component numerical-only version strings
             return RegularExpressionValidator
-                       ("(0|[1-9][0-9]{0,8}|[1-2][0-1][0-9]{0,8})(\\.(0|[1-9][0-9]{0,8}|[1-2][0-1][0-9]{0,8})){0,2}",
+                       ("^(\\d+)(\\.\\d+){0,3}$",
                        value,
                        maxIosVersionLength);
         }