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@@ -92,31 +92,12 @@
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<para>For many keyboard layouts, there is no stock Unicode keymap in
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the Kbd package. The <command>console</command> bootscript will
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convert an available keymap to UTF-8 on the fly if this variable is
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- set to the encoding of the available non-UTF-8 keymap. Note, however,
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- that dead keys (i.e., keys that don't produce a character by
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- themselves, but put an accent onto a character procuced by the next
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- key; there are no dead keys on the standard US keyboard) and composing
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- (i.e., pressing Ctrl+. A E in order to produce the Æ character)
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- will not work in UTF-8 mode without the special kernel patch.
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- This variable is useful only in UTF-8 mode.</para>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry>
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- <term>BROKEN_COMPOSE</term>
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- <listitem>
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- <para>Set this to <quote>0</quote> if you are going to apply the kernel patch in
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- Chapter 8. Note that you also have to add the character set expected
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- by composition rules in your keymap to the FONT variable after the
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- <quote>-m</quote> switch. This variable is useful only in UTF-8 mode.</para>
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+ set to the encoding of the available non-UTF-8 keymap.</para>
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</listitem>
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</varlistentry>
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</variablelist>
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- <para>Support for compiling the keymap directly into the kernel has been
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- removed because there were reports that it leads to incorrect results.</para>
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-
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<para>Some examples:</para>
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<itemizedlist>
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@@ -152,8 +133,8 @@ EOF</userinput></screen>
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</listitem>
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<listitem>
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- <para>The following is a Unicode-enabled example for Bulgarian, where a stock
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- UTF-8 keymap exists and defines no dead keys or composition rules:</para>
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+ <para>The following is a Unicode-enabled example for Bulgarian, where a
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+ stock UTF-8 keymap exists:</para>
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<screen role="nodump"><userinput>cat > /etc/sysconfig/console << "EOF"
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<literal># Begin /etc/sysconfig/console
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@@ -186,23 +167,37 @@ EOF</userinput></screen>
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</listitem>
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<listitem>
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- <para>The following example illustrates keymap autoconversion from
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- ISO-8859-15 to UTF-8 and enabling dead keys in Unicode mode:</para>
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+ <para>There is no pre-made UTF-8 Russian keyamp, therefore it has to be
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+ produced by converting the existing KOI8-R keymap as illustrated
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+ below:</para>
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<screen role="nodump"><userinput>cat > /etc/sysconfig/console << "EOF"
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<literal># Begin /etc/sysconfig/console
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UNICODE="1"
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-KEYMAP="de-latin1"
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-KEYMAP_CORRECTIONS="euro2"
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-LEGACY_CHARSET="iso-8859-15"
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-BROKEN_COMPOSE="0"
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-FONT="LatArCyrHeb-16 -m 8859-15"
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+KEYMAP="ru_ms"
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+LEGACY_CHARSET="koi8-r"
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+FONT="LatArCyrHeb-16"
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# End /etc/sysconfig/console</literal>
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EOF</userinput></screen>
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</listitem>
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+ <listitem>
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+ <para>Some keymaps have dead keys (i.e., keys that don't produce a
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+ character by themselves, but put an accent on the character produced
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+ by the next key) or define composition rules (such as: <quote>press
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+ Ctrl+. A E to get Æ</quote> in the default keymap).
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+ Linux-&linux-version; in UTF-8 keyboard mode assumes that accented
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+ characters produced via dead keys or composing are in the Latin-1 range
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+ of Unicode, and it is impossible to change this assumption. Thus,
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+ accented characters needed for, e.g., the Czech language, can't be typed
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+ on Linux console in UTF-8 mode (but files containing these characters can
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+ be displayed correctly). The solution is either to avoid the use of
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+ UTF-8, or to install the X window system that doesn't have this
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+ limitation in its input handling.</para>
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+ </listitem>
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+
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<listitem>
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<para>For Chinese, Japanese, Korean and some other languages, the Linux
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console cannot be configured to display the needed characters. Users
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@@ -216,10 +211,10 @@ EOF</userinput></screen>
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<!-- Added because folks keep posting their console file with X questions
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to blfs-support list -->
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<note>
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- <para>The <filename>/etc/sysconfig/console</filename> file only controls the
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- Linux text console localization. It has nothing to do with setting the proper
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- keyboard layout and terminal fonts in the X Window System, with ssh sessions
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- or with a serial console.</para>
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+ <para>The <filename>/etc/sysconfig/console</filename> file only controls the Linux text console localization. It has nothing to do with setting the
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+ proper keyboard layout and terminal fonts in the X Window System, with ssh
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+ sessions or with a serial console. In such situations, limitations mentioned
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+ in the last two list items above do not apply.</para>
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</note>
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</sect1>
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