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Viewing changes to mysql-test/include/wait_show_pattern.inc

  • Committer: brian
  • Date: 2008-06-25 05:29:13 UTC
  • Revision ID: brian@localhost.localdomain-20080625052913-6upwo0jsrl4lnapl
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mysql-test/include/wait_show_pattern.inc
 
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# include/wait_show_pattern.inc
 
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#
 
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# SUMMARY
 
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#
 
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#   Waits until output produced by SHOW statement which particular type is
 
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#   specified as parameter matches certain pattern or maximum time reached.
 
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#
 
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# NOTES
 
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#
 
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#   Only the first row produced by the parameter statement is checked.
 
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#
 
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# USAGE
 
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#
 
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#   let $show_type= <Tail of SHOW statement>;
 
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#   let $show_pattern= 'Pattern to be used for LIKE matching';
 
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#   --source wait_show_pattern.inc
 
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#
 
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# EXAMPLES
 
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# 
 
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#   alter_table-big.test, wait_slave_status.inc
 
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#
 
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# SEE ALSO
 
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#
 
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#   wait_slave_status.inc, wait_condition.inc (>=5.1)
 
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#
 
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###############################################################################
 
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--disable_query_log
 
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# We accept to wait maximum 30 seconds (0.2 sec/loop).
 
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let $wait_counter= 150;
 
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while ($wait_counter)
 
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{
 
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  let $result= `SHOW $show_type`;
 
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  let $success= `SELECT '$result' LIKE $show_pattern`;
 
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  if ($success)
 
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  {
 
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    let $wait_counter= 0;
 
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  }
 
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  if (!$success)
 
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  {
 
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    real_sleep 0.2;
 
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    dec $wait_counter;
 
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  }
 
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}
 
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if (!$success)
 
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{
 
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  echo Timeout in wait_show_pattern.inc \$show_type= $show_type \$show_pattern= $show_pattern (\$result= '$result');
 
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}
 
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--enable_query_log