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Merge pull request #16483 from poettering/man-env-d-no-session

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man: three minor fixes to environment.d/ man page
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Zbigniew Jędrzejewski-Szmek 2020-07-16 10:06:35 +02:00 committed by GitHub
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man/environment.d.xml
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@ -22,7 +22,7 @@
<refnamediv>
<refname>environment.d</refname>
<refpurpose>Definition of user session environment</refpurpose>
<refpurpose>Definition of user service environment</refpurpose>
</refnamediv>
<refsynopsisdiv>
@ -36,8 +36,8 @@
<refsect1>
<title>Description</title>
<para>The <filename>environment.d</filename> directories contain a list of environment variable
assignments for services started by the systemd user instance.
<para>Configuration files in the <filename>environment.d/</filename> directories contain lists of
environment variable assignments for services started by the systemd user instance.
<citerefentry><refentrytitle>systemd-environment-d-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>
parses them and updates the environment exported by the systemd user instance. See below for an
discussion of which processes inherit those variables.</para>
@ -58,7 +58,6 @@
variable assignments, separated by newlines. The right hand side of these assignments may
reference previously defined environment variables, using the <literal>${OTHER_KEY}</literal>
and <literal>$OTHER_KEY</literal> format. It is also possible to use
<literal>${<replaceable>FOO</replaceable>:-<replaceable>DEFAULT_VALUE</replaceable>}</literal>
to expand in the same way as <literal>${<replaceable>FOO</replaceable>}</literal> unless the
expansion would be empty, in which case it expands to <replaceable>DEFAULT_VALUE</replaceable>,
@ -95,7 +94,7 @@
<para>Environment variables exported by the user manager (<command>systemd --user</command> instance
started in the <filename>user@<replaceable>uid</replaceable>.service</filename> system service) apply to
any services started by that manager. In particular, this may include services which run user shells. For
example in the Gnome environment, the graphical terminal emulator runs as the
example in the GNOME environment, the graphical terminal emulator runs as the
<filename>gnome-terminal-server.service</filename> user unit, which in turn runs the user shell, so that
shell will inherit environment variables exported by the user manager. For other instances of the shell,
not launched by the user manager, the environment they inherit is defined by the program that starts