includes/ProfilerStub.php

   1 <?php
   2 /**
   3  * Stub profiling functions
   4  * @file
   5  * @ingroup Profiler
   6  */
   7
   8 /** backward compatibility */
   9 $wgProfiling = false;
  10
  11 /** is setproctitle function available ? */
  12 $haveProctitle = function_exists( 'setproctitle' );
  13
  14 /**
  15  * Begin profiling of a function
  16  * @param $fn string
  17  */
  18 function wfProfileIn( $fn = '' ) {
  19         global $hackwhere, $wgDBname, $haveProctitle;
  20         if( $haveProctitle ){
  21                 $hackwhere[] = $fn;
  22                 setproctitle( $fn . " [$wgDBname]" );
  23         }
  24 }
  25
  26 /**
  27  * Stop profiling of a function
  28  * @param $fn string
  29  */
  30 function wfProfileOut( $fn = '' ) {
  31         global $hackwhere, $wgDBname, $haveProctitle;
  32         if( !$haveProctitle )
  33                 return;
  34         if( count( $hackwhere ) )
  35                 array_pop( $hackwhere );
  36         if( count( $hackwhere ) )
  37                 setproctitle( $hackwhere[count( $hackwhere )-1] . " [$wgDBname]" );
  38 }
  39
  40 /**
  41  * Does nothing, just for compatibility
  42  */
  43 function wfGetProfilingOutput( $s, $e ) {}
  44
  45 /**
  46  * Does nothing, just for compatibility
  47  */
  48 function wfProfileClose() {}