bf_tar.htmlin
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<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>bf_tar</title><meta name="generator" content="DocBook XSL Stylesheets V1.69.1"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="refentry" lang="en"><a name="bf_tar.1"></a><div class="titlepage"></div><div class="refnamediv"><a name="name"></a><h2>Name</h2><p>bf_tar — shell script to write a tar file of a <span class="application">bogofilter</span> directory to stdout</p></div><div class="refsynopsisdiv"><a name="synopsis"></a><h2>Synopsis</h2><div class="cmdsynopsis"><p><code class="command">bf_tar</code> [-r] [-R] <em class="replaceable"><code>bogofilter_directory</code></em> </p></div></div><div class="refsect1" lang="en"><a name="description"></a><h2>Description</h2><p><span><strong class="command">bf_tar</strong></span> bundles a <span class="application">bogofilter</span> working directory in tar format and copies it to standard output (your console, or where you redirect it, see <a href="#examples" title="Examples">EXAMPLES</a> below).</p></div><div class="refsect1" lang="en"><a name="options"></a><h2>Options</h2><p>The <code class="option">-r</code> option causes <span><strong class="command">bf_tar</strong></span> to remove inactive log files after the archive has been written successfully. The default is to leave log files.</p><p>The <code class="option">-R</code> option causes <span><strong class="command">bf_tar</strong></span> to remove inactive log files before the archive is written. This may reduce chances that the resulting archive is recoverable should it become damaged. The archive may be smaller though. The default is to leave log files.</p></div><div class="refsect1" lang="en"><a name="exitstatus"></a><h2>Exit Status</h2><p>The script exits with status code 0 if everything went well, and nonzero if it encountered trouble.</p></div><div class="refsect1" lang="en"><a name="examples"></a><h2>Examples</h2><div class="itemizedlist"><ul type="disc"><li><p><strong class="userinput"><code>bf_tar ~/.bogofilter > outfile.tar</code></strong></p><p>Writes a standard .tar file containing the essential files from <code class="filename">~/.bogofilter</code> to <code class="filename">outfile.tar</code>.</p></li><li><p><strong class="userinput"><code>bf_tar ~/.bogofilter | gzip -9 -c > outfile.tar.gz</code></strong></p><p>Writes a gzipped .tar.gz file containing the essential files from <code class="filename">~/.bogofilter</code> to <code class="filename">outfile.tar.gz</code>.</p></li><li><p><strong class="userinput"><code>bf_tar `pwd`/mydirectory > outfile.tar</code></strong></p><p>Prepend <strong class="userinput"><code>$(pwd)/</code></strong> or <strong class="userinput"><code>`pwd`/</code></strong> if you want to specify an absolute path instead of a relative path.</p></li></ul></div></div><div class="refsect1" lang="en"><a name="notes"></a><h2>Notes</h2><p>This script is meant for use with Berkeley DB based <span class="application">bogofilter</span> versions.</p><p>This script requires a SUSv2 compliant <span><strong class="command">pax</strong></span> utility.</p><p>This script expects a SUSv2 compliant shell. Solaris systems should have the <code class="systemitem">SUNWxcu4</code> package installed (when <span class="application">bogofilter</span> is configured) so that <code class="filename">/usr/xpg4/bin/sh</code> can be used.</p></div></div></body></html>⌨️ 快捷键说明
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