Changeset 6ebb3b9

Timestamp:

01/28/2024 12:43:40 PM (3 months ago)

Author:

Xi Ruoyao <xry111@…>

Branches:

12.1, 12.1-rc1, multilib, trunk, xry111/arm64, xry111/clfs-ng, xry111/loongarch, xry111/loongarch-12.1, xry111/mips64el, xry111/update-glibc

Children:

ee950a5e

Parents:

8497448

git-author:

Xi Ruoyao <xry111@…> (01/28/2024 12:41:00 PM)

git-committer:

Xi Ruoyao <xry111@…> (01/28/2024 12:43:40 PM)

Message:

Unify locale settings in sysv and systemd

Do not duplicate large paragraphs of texts.

Always use C locale if running in a Linux console. Create /etc/profile
for systemd too, but reading the locale setting from /etc/locale.conf.

Location:

chapter09

Files:

• chapter09.xml (modified) (1 diff)
• locale.xml (modified) (4 diffs)
• profile.xml (deleted)

chapter09/chapter09.xml

@@ -27 +27 @@
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="network.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="usage.xml"/>
-  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="profile.xml"/>
 
   <!-- systemd -->
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="clock.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="consoled.xml"/>
-  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="locale.xml"/>
 
   <!-- common -->
+  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="locale.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="inputrc.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="etcshells.xml"/>

chapter09/locale.xml

@@ -6 +6 @@
 ]>
 
-<sect1 id="ch-config-locale" revision="systemd">
+<sect1 id="ch-config-locale">
   <?dbhtml filename="locale.html"?>
 
@@ -12 +12 @@
 
   <indexterm zone="ch-config-locale">
-    <primary sortas="e-etc-locale-conf">/etc/locale.conf</primary>
+    <primary sortas="e-/etc/profile">/etc/profile</primary>
   </indexterm>
 
-  <para>The <filename>/etc/locale.conf</filename> file below sets some
-  environment variables necessary for native language support. Setting
-  them properly results in:</para>
+  <indexterm zone="ch-config-locale" revision='systemd'>
+    <primary sortas="e-/etc/profile">/etc/locale.conf</primary>
+  </indexterm>
+
+  <para revision='systemd'>The <filename>/etc/locale.conf</filename> file
+  below sets some environment variables necessary for native language
+  support. Setting them properly results in:</para>
+
+  <para>Some environment variables are necessary for native language
+  support. Setting them properly results in:</para>
 
   <itemizedlist>
@@ -98 +105 @@
   might provide some useful information.</para>
 
-  <para>Once the proper locale settings have been determined, create the
-  <filename>/etc/locale.conf</filename> file:</para>
-
-<screen><userinput>cat &gt; /etc/locale.conf &lt;&lt; "EOF"
+  <para revision='systemd'>Once the proper locale settings have been
+  determined, create the <filename>/etc/locale.conf</filename> file:</para>
+
+<screen revision='systemd'><userinput>cat &gt; /etc/locale.conf &lt;&lt; "EOF"
 <literal>LANG=<replaceable>&lt;ll&gt;_&lt;CC&gt;.&lt;charmap&gt;&lt;@modifiers&gt;</replaceable></literal>
 EOF</userinput></screen>
 
-  <para>Note that you can modify <filename>/etc/locale.conf</filename> with the
+  <para>The shell program <command>/bin/bash</command> (here after referred
+  as <quote>the shell</quote>) uses a collection of startup files to help
+  create the environment to run in. Each file has a specific use and may
+  affect login and interactive environments differently. The files in the
+  <filename class="directory">/etc</filename> directory provide global
+  settings.  If equivalent files exist in the home directory, they
+  may override the global settings.</para>
+
+  <para>An interactive login shell is started after a successful login,
+  using <command>/bin/login</command>, by reading the
+  <filename>/etc/passwd</filename> file.  An interactive non-login shell is
+  started at the command-line (e.g.
+  <prompt>[prompt]$</prompt><command>/bin/bash</command>).  A
+  non-interactive shell is usually present when a shell script is running.
+  It is non-interactive because it is processing a script and not waiting
+  for user input between commands.</para>
+
+  <para><phrase revision='systemd'>The login shells are often unaffected by
+  the settings in <filename>/etc/locale.conf</filename>. </phrase>Create the
+  <filename>/etc/profile</filename>
+  <phrase revision='sysv'>once the proper locale settings have been
+  determined to set the desired locale</phrase><phrase
+  revision='systemd'>to read the locale settings from
+  <filename>/etc/locale.conf</filename> and export them</phrase>,
+  but set the <literal>C</literal> locale instead if running in the Linux
+  console (to prevent programs from outputting characters that the Linux
+  console is unable to render):</para>
+
+<screen revision="systemd"><userinput>cat &gt; /etc/profile &lt;&lt; "EOF"
+<literal># Begin /etc/profile
+
+for i in $(locale); do
+  unset ${i%=*}
+done
+
+if [[ "$TERM" = linux ]]; then
+  export LANG=C
+else
+  source /etc/locale.conf
+
+  for i in $(locale); do
+    key=${i%=*}
+    if [[ -v $key ]]; then
+      export $key
+    fi
+  done
+fi
+
+# End /etc/profile</literal>
+EOF</userinput></screen>
+
+<screen revision="sysv"><userinput>cat &gt; /etc/profile &lt;&lt; "EOF"
+<literal># Begin /etc/profile
+
+for i in $(locale); do
+  unset ${i%=*}
+done
+
+if [[ "$TERM" = linux ]]; then
+  for i in $(locale); do
+    unset ${i%=*}
+  done
+
+  export LANG=C
+else
+  export LANG=<replaceable>&lt;ll&gt;_&lt;CC&gt;.&lt;charmap&gt;&lt;@modifiers&gt;</replaceable>
+fi
+
+# End /etc/profile</literal>
+EOF</userinput></screen>
+
+  <para revision='systemd'>Note that you can modify <filename>/etc/locale.conf</filename> with the
   systemd <command>localectl</command> utility. To use
   <command>localectl</command> for the example above, run:</para>
 
-<screen role="nodump"><userinput>localectl set-locale LANG="<replaceable>&lt;ll&gt;_&lt;CC&gt;.&lt;charmap&gt;&lt;@modifiers&gt;</replaceable>"</userinput></screen>
-
-  <para>You can also specify other language specific environment variables such
-  as <envar>LANG</envar>, <envar>LC_CTYPE</envar>, <envar>LC_NUMERIC</envar> or
-  any other environment variable from <command>locale</command> output. Just
-  separate them with a space. An example where <envar>LANG</envar> is set as
+<screen revision='systemd' role="nodump"><userinput>localectl set-locale LANG="<replaceable>&lt;ll&gt;_&lt;CC&gt;.&lt;charmap&gt;&lt;@modifiers&gt;</replaceable>"</userinput></screen>
+
+  <para revision='systemd'>You can also specify other language specific
+  environment variables such as <envar>LANG</envar>,
+  <envar>LC_CTYPE</envar>, <envar>LC_NUMERIC</envar> or any other
+  environment variable from <command>locale</command> output. Just separate
+  them with a space. An example where <envar>LANG</envar> is set as
   en_US.UTF-8 but <envar>LC_CTYPE</envar> is set as just en_US is:</para>
 
-<screen role="nodump"><userinput>localectl set-locale LANG="en_US.UTF-8" LC_CTYPE="en_US"</userinput></screen>
-
-  <note><para>Please note that the <command>localectl</command> command
-  doesn't work in the chroot environment.  It can only
-  be used after the LFS system is booted with systemd.</para></note>
+<screen revision='systemd' role="nodump"><userinput>localectl set-locale LANG="en_US.UTF-8" LC_CTYPE="en_US"</userinput></screen>
+
+  <note revision='systemd'><para>Please note that the
+  <command>localectl</command> command doesn't work in the chroot
+  environment.  It can only be used after the LFS system is booted with
+  systemd.</para></note>
 
   <para>The <literal>C</literal> (default) and <literal>en_US</literal>
@@ -135 +215 @@
   if you are certain that you will never need 8-bit characters.</para>
 
-<!--
-  <para>UTF-8 based locales are not supported well by many programs.
-  Work is in progress to document and, if possible, fix such problems, see
-  <ulink url="&blfs-book;introduction/locale-issues.html"/>.</para>
--->
-
 </sect1>