[f8d632ac] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE part PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 | ]>
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| 7 |
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[78b3cd61] | 8 | <sect1 id="postlfs-config-vimrc" xreflabel="/etc/vimrc, ~/.vimrc">
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[bae6e15] | 9 | <?dbhtml filename="vimrc.html"?>
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[f45b1953] | 10 | <title>/etc/vimrc, ~/.vimrc</title>
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| 11 |
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[1ea79a1] | 12 | <para>The <acronym>LFS</acronym> book installs <application>vim</application>
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| 13 | as its text editor. At this point we should state that there are a
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| 14 | <emphasis>lot</emphasis> of different editing applications out there including
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| 15 | <application>emacs</application>, <application>nano</application>,
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| 16 | <application>joe</application> and many more. Anyone who has been around the
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| 17 | Internet (especially usenet) for a short time will certainly have observed at
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| 18 | least one flame war, usually involving <application>vim</application> and
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[78b3cd61] | 19 | <application>emacs</application> users!</para>
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| 20 |
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| 21 | <para>The <acronym>LFS</acronym> book gives a basic <filename>vimrc
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| 22 | </filename> file. Here, we attempt to enhance this file. At startup,
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| 23 | <command>vim</command> reads <filename>/etc/vimrc</filename> and
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| 24 | <filename>~/.vimrc</filename> (i.e., the global
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| 25 | <filename>vimrc</filename> and the user-specific one.). Note that this is
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| 26 | only true if you compiled <application>vim</application> using
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| 27 | <acronym>LFS</acronym>-3.1 onwards. Prior to this,
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| 28 | the global <filename>vimrc</filename> was <filename>/usr/share/vim/vimrc
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| 29 | </filename>.</para>
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| 30 |
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| 31 | <para>Here is a slightly expanded <filename>vimrc</filename> that you can
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| 32 | put in <filename>/etc/vimrc</filename> to provide global effect. Of course, if
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[cfc2a54] | 33 | you put it into <filename>/etc/skel/.vimrc</filename> instead, it will
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| 34 | be made available to users you add to the system later. You can also copy
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| 35 | the file from <filename>/etc/skel/.vimrc</filename> to
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| 36 | <filename>/etc/vimrc</filename> and the home directory of users already
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[1ea79a1] | 37 | on the system, like root. Be sure to set permissions, owner, and group if
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[cfc2a54] | 38 | you do copy anything directly from <filename>/etc/skel</filename>.</para>
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[f45b1953] | 39 |
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[c442d19] | 40 | <screen>" Begin .vimrc
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[f45b1953] | 41 |
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[1cae4b1] | 42 | set nocompatible
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[f45b1953] | 43 | set bs=2
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[36ae4612] | 44 | set columns=80
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[f45b1953] | 45 | set background=dark
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[36ae4612] | 46 | set wrapmargin=8
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[f45b1953] | 47 | syntax on
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| 48 | set ruler
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| 49 |
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[c442d19] | 50 | " End .vimrc</screen>
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[f45b1953] | 51 |
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[78b3cd61] | 52 | <para>A <acronym>FAQ</acronym> on the lfs mailing lists regards the
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| 53 | comment tags in <filename>vimrc</filename>. Note that they are " instead
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| 54 | of the more usual # or //. This is correct, the syntax for <filename>vimrc
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| 55 | </filename> is slightly unusual.</para>
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[f45b1953] | 56 |
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| 57 | <para>We'll run through a quick explanation of what each of the
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| 58 | options in this example file means here:</para>
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| 59 | <itemizedlist>
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| 60 |
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[1cae4b1] | 61 | <listitem><para><option>set nocompatible</option> : This option
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| 62 | stops <command>vim</command> from behaving in a strongly <command>vi
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| 63 | </command>-compatible way. It should be at the start of any <filename>vimrc
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| 64 | </filename> file as it can affect lots of other options which you may want to
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| 65 | override.</para></listitem>
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| 66 |
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[2df36e4] | 67 | <listitem><para><option>set bs=2</option>: This influences the behavior
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[3df86b66] | 68 | of the backspace option. It is fairly complex so see <command>:help 'bs'
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| 69 | </command> for more details.</para></listitem>
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[f45b1953] | 70 |
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[2df36e4] | 71 | <listitem><para><option>set columns=80</option>: This simply sets the
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[78b3cd61] | 72 | number of columns used on the screen.</para></listitem>
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[f45b1953] | 73 |
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[2df36e4] | 74 | <listitem><para><option>set background=dark</option>: This tells
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[78b3cd61] | 75 | <command>vim</command> to use colors which look good on a dark
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[f45b1953] | 76 | background.</para></listitem>
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| 77 |
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[2df36e4] | 78 | <listitem><para><option>set wrapmargin=8</option>: This is the number of
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[36ae4612] | 79 | characters from the right window border where wrapping starts.</para>
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| 80 | </listitem>
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| 81 |
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[2df36e4] | 82 | <listitem><para><option>syntax on</option>: Enables
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[78b3cd61] | 83 | <command>vim</command>'s syntax highlighting.</para></listitem>
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[f45b1953] | 84 |
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[2df36e4] | 85 | <listitem><para><option>set ruler</option>: This makes <command>vim
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[78b3cd61] | 86 | </command> show the current row and column at the bottom right of
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[f45b1953] | 87 | the screen.</para></listitem>
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| 88 |
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| 89 |
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| 90 | </itemizedlist>
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| 91 |
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[78b3cd61] | 92 | <para>More information on the <emphasis>many</emphasis> <command>vim</command>
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| 93 | options can be found by reading the help inside <command>vim</command> itself.
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[3df86b66] | 94 | Do this by typing <command>:</command><option>help</option> in
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[78b3cd61] | 95 | <command>vim</command> to get the general help, or by typing <command>:
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[3df86b66] | 96 | </command><option>help usr_toc.txt</option> to view
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[78b3cd61] | 97 | the User Manual Table of Contents.</para>
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[f45b1953] | 98 |
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| 99 | </sect1>
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| 100 |
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