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ftmemsim-valgrind/corecheck/docs/cc_main.html
Julian Seward 5fd0ef7ca3 Just call me Mr Brain-Dead Moron. Move the documentation sources to
where I _should_ have put them in the first place, and fix up the
Makefile.am's accordingly.  'make' and 'make install' now work.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@1292
2002-11-13 21:24:57 +00:00

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<h1 align=center>CoreCheck</h1>
<center>This manual was last updated on 2002-10-03</center>
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<center>
<a href="mailto:njn25@cam.ac.uk">njn25@cam.ac.uk</a><br>
Copyright &copy; 2000-2002 Nicholas Nethercote
<p>
CoreCheck is licensed under the GNU General Public License,
version 2<br>
CoreCheck is a Valgrind skin that does very basic error checking.
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<p>
<h2>1&nbsp; CoreCheck</h2>
CoreCheck is a very simple skin for Valgrind. It adds no instrumentation to
the program's code, and only reports the few kinds of errors detected by
Valgrind's core. It is mainly of use for Valgrind's developers for debugging
and regression testing.
<p>
The errors detected are those found by the core when
<code>VG_(needs).core_errors</code> is set. These include:
<ul>
<li>Pthread API errors (many; eg. unlocking a non-locked mutex)<p>
<li>Silly arguments to <code>malloc() </code> et al (eg. negative size)<p>
<li>Invalid file descriptors to blocking syscalls <code>read()</code> and
<code>write()</code><p>
<li>Bad signal numbers passed to <code>sigaction()</code><p>
<li>Attempts to install signal handler for <code>SIGKILL</code> or
<code>SIGSTOP</code> <p>
</ul>
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