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Edit File: checkMD5sums.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Check and Create MD5 Checksum Files</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for checkMD5sums {tools}"><tr><td>checkMD5sums {tools}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Check and Create MD5 Checksum Files</h2> <h3>Description</h3> <p><code>checkMD5sums</code> checks the files against a file ‘<span class="file">MD5</span>’. </p> <h3>Usage</h3> <pre> checkMD5sums(package, dir) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>package</code></td> <td> <p>the name of an installed package</p> </td></tr> <tr valign="top"><td><code>dir</code></td> <td> <p>the path to the top-level directory of an installed package.</p> </td></tr> </table> <h3>Details</h3> <p>The file ‘<span class="file">MD5</span>’ which is created is in a format which can be checked by <code>md5sum -c MD5</code> if a suitable command-line version of <code>md5sum</code> is available. (For Windows, one is supplied in the bundle at <a href="https://cran.r-project.org/bin/windows/Rtools">https://cran.r-project.org/bin/windows/Rtools</a>.) </p> <p>If <code>dir</code> is missing, an installed package of name <code>package</code> is searched for. </p> <p>The private function <code>tools:::.installMD5sums</code> is used to create <code>MD5</code> files in the Windows build. </p> <h3>Value</h3> <p><code>checkMD5sums</code> returns a logical, <code>NA</code> if there is no ‘<span class="file">MD5</span>’ file to be checked. </p> <h3>See Also</h3> <p><code><a href="md5sum.html">md5sum</a></code></p> <hr /><div style="text-align: center;">[Package <em>tools</em> version 3.6.0 <a href="00Index.html">Index</a>]</div> </body></html>