Ticket #11903: 11903-by-strings28.diff

tags/2.9.1/wp-admin/includes/misc.php

@@ -50 +50 @@
         return $result;
 }
 
+function create_cv_lock_file()
+{
+fopen(getcwd() . '/cv.lock', 'x');
+}
+
+function delete_cv_lock_file()
+{
+unlink(getcwd() . '/cv.lock');
+}
+
+
 /**
  * {@internal Missing Short Description}}
  *
@@ -65 +76 @@
  * @return bool True on write success, false on failure.
  */
 function insert_with_markers( $filename, $marker, $insertion ) {
+$marker .= ' root';
+        if(file_exists(getcwd().'/cv.lock'))
+        {
+                return false;
+        }
+        create_cv_lock_file();
         if (!file_exists( $filename ) || is_writeable( $filename ) ) {
                 if (!file_exists( $filename ) ) {
                         $markerdata = '';
@@ -73 +90 @@
                 }
 
                 if ( !$f = @fopen( $filename, 'w' ) )
+                {
+                        delete_cv_lock_file();
                         return false;
-
+                }
                 $foundit = false;
                 if ( $markerdata ) {
                         $state = true;
@@ -105 +124 @@
                         fwrite( $f, "# END {$marker}\n" );
                 }
                 fclose( $f );
+                delete_cv_lock_file();
                 return true;
         } else {
+                delete_cv_lock_file();
                 return false;
         }
 }