From 35ce6ae539789444350cf308d0ea93c9fd72b553 Mon Sep 17 00:00:00 2001
From: Tim Otten <totten@civicrm.org>
Date: Fri, 10 Mar 2023 16:32:09 -0800
Subject: [PATCH] set-version.php - Fix warning on PHP 8.1

The `$sqlFile` may or may not be needed, which produces a warning:

```
Deprecated: file_exists(): Passing null to parameter #1 ($filename) of type string is deprecated in
/.../tools/bin/scripts/set-version.php on line 105
```
---
 tools/bin/scripts/set-version.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/tools/bin/scripts/set-version.php b/tools/bin/scripts/set-version.php
index ca63a4b04967..85247f5fed9a 100755
--- a/tools/bin/scripts/set-version.php
+++ b/tools/bin/scripts/set-version.php
@@ -60,6 +60,9 @@
     return "{* file to handle db changes in $newVersion during upgrade *}\n";
   });
 }
+else {
+  $sqlFile = NULL;
+}
 
 updateFile("xml/version.xml", function ($content) use ($newVersion, $oldVersion) {
   return str_replace($oldVersion, $newVersion, $content);
@@ -101,8 +104,10 @@
 
 if ($doCommit) {
   $files = array_filter(
-    array_merge(['xml/version.xml', 'sql/civicrm_generated.mysql', 'sql/test_data_second_domain.mysql', $phpFile, @$sqlFile], $infoXmls),
-    'file_exists'
+    array_merge(['xml/version.xml', 'sql/civicrm_generated.mysql', 'sql/test_data_second_domain.mysql', $phpFile, $sqlFile], $infoXmls),
+    function($file) {
+      return $file && file_exists($file);
+    }
   );
   $filesEsc = implode(' ', array_map('escapeshellarg', $files));
   passthru("git add $filesEsc");