<div dir="ltr">On Sun, Mar 17, 2013 at 9:01 PM, Jed Brown <span dir="ltr"><<a href="mailto:jedbrown@mcs.anl.gov" target="_blank">jedbrown@mcs.anl.gov</a>></span> wrote:<br><div class="gmail_extra"><div class="gmail_quote">
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Surely it would be sufficient to check and set these only once?</div></div></blockquote><div><br></div>
<div style>I think that would just introduce fragility. We can call the test multiple times with</div><div style>different configurations if we want without worrying about caching. Caching is</div><div style>always the thing that breaks when you have impossible errors.</div>
<div style><br></div><div style>   Matt</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>$ grep GETPAGESIZE mpich/conf/configure.log                                                                                    </div>

<div>          Defined "HAVE_GETPAGESIZE" to "1"</div><div>          Defined "HAVE_GETPAGESIZE" to "1"</div><div>          Defined "HAVE_GETPAGESIZE" to "1"</div>

<div>          Defined "HAVE_GETPAGESIZE" to "1"</div><div>#ifndef PETSC_HAVE_GETPAGESIZE</div><div>#define PETSC_HAVE_GETPAGESIZE 1</div><div><br></div><div><div>$ grep USLEEP mpich/conf/configure.log                                                                                         </div>

<div>          Defined "HAVE_USLEEP" to "1"</div><div>          Defined "HAVE_USLEEP" to "1"</div><div>#ifndef PETSC_HAVE_USLEEP</div><div>#define PETSC_HAVE_USLEEP 1</div></div><div>

<br></div><div><div>$ grep STRCASECMP mpich/conf/configure.log                                                                                     </div><div>          Defined "HAVE_STRCASECMP" to "1"</div>

<div>          Defined "HAVE_STRCASECMP" to "1"</div><div>#ifndef PETSC_HAVE_STRCASECMP</div><div>#define PETSC_HAVE_STRCASECMP 1</div></div><div><br></div></div>
</blockquote></div><br><br clear="all"><div><br></div>-- <br>What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>
-- Norbert Wiener
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