includes/ProfilerStub.php

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