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54 lines
2.9 KiB
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<TITLE>boost::execution_monitor</TITLE>
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<DIV class="header"> <A href="../../index.html">Boost.Test</A> > <A href="../index.html">Components</A> > <A href="index.html">The
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Execution Monitor</A> > <SPAN class="current_article">boost::execution_monitor</SPAN> </DIV>
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<DIV class="body"> <IMG src='../../btl1.gif' width='252' height='43' alt="Boost Test logo">
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<H1 class="subtitle">boost::execution_monitor</H1>
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<P class="first_line_indented">boost::execution_monitor uniformly detects and reports the occurrence of several types of
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signals and exceptions, reducing various errors to a uniform <A href="execution_exception.html">boost::execution_exception</A>
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which is returned to a caller.</P>
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<PRE class="code"><SPAN class="reserv-word">class</SPAN> <SPAN class="new-term">execution_monitor</SPAN> {
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public:
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virtual ~execution_monitor();
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int execute( bool catch_system_errors = true, int timeout = 0 );
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virtual int function() = 0;
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}; // exception monitor
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</PRE>
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<H3>execution_monitor::~execution_monitor()</H3>
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<P class="indented">Supplied cause this class intended to be used polymorphically.</P>
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<H3>execution_monitor::execute( bool catch_system_errors, int timeout )</H3>
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<P>Effects:</P>
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<P class="indented"> Calls the execution_monitor::function() inside a try/catch block which may also include other unspecified
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platform dependent error detection code. Throws <A href="execution_exception.html">boost::execution_exception</A> on an
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uncaught C++ exception, timeout alarm and, if catch_system_errors flag is true, a hardware or software signal, trap, or
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other exception. If catch_system_errors flag is false program will crash in case of system level error occur. execution_monitor::execute()
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<SPAN style="text-decoration: underline">doesn't</SPAN> consider it an error for the execution_monitor::function() to
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return a non-zero value. </P>
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<P>Returns:
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<P>
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<P class="indented"> The integer value returned by the execution_monitor::function(). </P>
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<H3>execution_monitor::function()</H3>
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<P class="indented">User supplied function to monitor.</P>
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<P> © <A name="Copyright">Copyright</A> <A href='mailto:rogeeff@fusemail.com'>Gennadiy Rozental</A> 2001-2003. <BR>
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Use, modification, and distribution are subject to the Boost Software License, Version 1.0.
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(See accompanying file <A href="../../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</A> or copy at
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<A href="http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</A>)</P>
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<P>Revised: 9 June, 2003</P>
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