From 74568df4ff7b7788991636f6fb2ed62012f85c3b Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Tue, 22 Sep 2020 09:04:33 +0300
Subject: remove a lot of stuff from global context (functions.php), add a few
 helper classes instead

---
 update.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'update.php')

diff --git a/update.php b/update.php
index 881db3621..8b325d7bb 100755
--- a/update.php
+++ b/update.php
@@ -14,6 +14,19 @@
 	require_once "db.php";
 	require_once "db-prefs.php";
 
+	function make_stampfile($filename) {
+		$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
+
+		if (flock($fp, LOCK_EX | LOCK_NB)) {
+			fwrite($fp, time() . "\n");
+			flock($fp, LOCK_UN);
+			fclose($fp);
+			return true;
+		} else {
+			return false;
+		}
+	}
+
 	function cleanup_tags($days = 14, $limit = 1000) {
 
 		$days = (int) $days;
-- 
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