includes/ProfilerStub.php

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