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Code Issues Releases Wiki Activity

lock checking in update_feeds.php

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This commit is contained in:
Andrew Dolgov
2007-09-25 04:23:29 +01:00
parent 0d826d0279
commit 31a6d42de4
2 changed files with 21 additions and 10 deletions
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2
functions.php
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@@ -1720,6 +1720,7 @@
} }
function file_is_locked($filename) { function file_is_locked($filename) {
if (function_exists('flock')) {
error_reporting(0); error_reporting(0);
$fp = fopen($filename, "r"); $fp = fopen($filename, "r");
error_reporting(DEFAULT_ERROR_LEVEL); error_reporting(DEFAULT_ERROR_LEVEL);
@@ -1732,6 +1733,7 @@
fclose($fp); fclose($fp);
return true; return true;
} }
}
return false; return false;
} }

11
update_feeds.php
View File

@@ -12,7 +12,15 @@
require_once "db.php"; require_once "db.php";
require_once "db-prefs.php"; require_once "db-prefs.php";
require_once "functions.php"; require_once "functions.php";
require_once "magpierss/rss_fetch.inc";
$lock_filename = "update_feeds.lock";
$lock_handle = make_lockfile($lock_filename);
if (!$lock_handle) {
die("error: Can't create lockfile ($lock_filename). ".
"Maybe another process is already running.\n");
}
$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME); $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
@@ -46,4 +54,5 @@
db_close($link); db_close($link);
unlink($lock_filename);
?> ?>