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+<!DOCTYPE html>
+<html>
+ <head>
+ <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <meta http-equiv="Content-Language" content="en" />
+ <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+ <title>user-db</title>
+ <meta name="Description" content="Script to compile the user supervision tree database." />
+ <meta name="Keywords" content="goetia compile-db s6-rc user supervision tree" />
+ </head>
+ <header>
+ <p>
+ <a href="//0x53.net/software/goetia/goetia-base">goetia-base</a>
+ <br />
+ <a href="//0x53.net/software/goetia">goetia</a>
+ <br />
+ <a href="//0x53.net/software">Software</a>
+ <br />
+ <a href="//0x53.net">0x53.net</a>
+ </p>
+ </header>
+ <body>
+ <h1>The user-db program</h1>
+ <p>
+ user-db compiles the
+ <a href="https://skarnet.org/software/s6-rc/s6-rc-compile.html#source">source directories</a>
+ of the
+ <a href="//0x53.net/software/goetia/confdir.html#user">user configuration directory</a>
+ into the <em>compiled</em> format.
+ This format can then be used by init and
+ <a href="./user-rc.html">user-rc</a>
+ to set up and control a
+ <a href="//0x53.net/software/goetia/supervisiontree.html#user">user supervision tree</a>.
+ </p>
+ <p>
+ user-db is a wrapper around the more general
+ <a href="./compile-db.html">compile-db</a>
+ making it target the user supervision tree.
+ </p>
+ <h2>Interface</h2>
+ <pre> user-db</pre>
+ <ul>
+ <li>
+ user-db takes no arguments.
+ </li>
+ <li>
+ It reads the <code>USER</code> environment variable,
+ if it is empty it exits 100.
+ </li>
+ <li>
+ It reads the <code>USERTREE</code> environment variable,
+ if it is empty it exits 100.
+ </li>
+ <li>
+ It reads the <code>HOME</code> environment variable,
+ if it is empty it exits 100.
+ </li>
+ <li>
+ It runs compile-db supplementing it the correct
+ <a href="//0x53.net/software/goetia/confdir.html#user">user configuration directory</a>
+ and
+ <a href="//0x53.net/software/goetia/rundir.html#user">user runtime directory</a>.
+ </li>
+ </ul>
+ <h2>Exit codes</h2>
+ <ul>
+ <li>
+ 100 if a critical environment variable is missing.
+ </li>
+ <li>
+ Since user-db is a wrapper around compile-db, it
+ <a href="./compile-db.html">behaves exactly like it</a>.
+ </li>
+ </ul>
+ <h2>Options</h2>
+ <ul>
+ <li>
+ There are no options to user-db.
+ </li>
+ </ul>
+ </body>
+</html>