[3f8be484] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" |
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| 3 | "http://www.oasis-open.org/docbook/xml/4.4/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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| 8 | <sect1 id="ch-system-man" role="wrap"> |
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| 9 | <?dbhtml filename="man.html"?> |
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| 10 | |
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| 11 | <title>Man-&man-version;</title> |
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| 12 | |
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| 13 | <indexterm zone="ch-system-man"> |
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| 14 | <primary sortas="a-Man">Man</primary> |
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| 15 | </indexterm> |
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| 16 | |
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| 17 | <sect2 role="package"> |
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| 18 | <title/> |
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| 19 | |
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| 20 | <para>The Man package contains programs for finding and viewing man |
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| 21 | pages.</para> |
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| 22 | |
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| 23 | <segmentedlist> |
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| 24 | <segtitle>&dependencies;</segtitle> |
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| 25 | |
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| 26 | <seglistitem> |
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[b76b419] | 27 | <seg>Bash, Bzip2, Binutils, Coreutils, Diffutils, Gawk, Groff, Gzip, |
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[e3a1e522] | 28 | GCC, Glibc, Grep, Less, Make, and Sed</seg> |
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[3f8be484] | 29 | </seglistitem> |
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| 30 | </segmentedlist> |
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| 31 | |
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| 32 | </sect2> |
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| 33 | |
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| 34 | <sect2 role="installation"> |
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| 35 | <title>Installation of Man</title> |
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| 36 | |
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| 37 | <para os="a">A few adjustments need to be made to the sources of Man.</para> |
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| 38 | |
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[7c63c926] | 39 | <para os="b">First, a <command>sed</command> substitution is |
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| 40 | needed to add the <option>-R</option> switch to the |
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| 41 | <envar>PAGER</envar> variable so that escape sequences are |
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| 42 | properly handled by Less:</para> |
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[3f8be484] | 43 | |
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| 44 | <screen os="c"><userinput>sed -i 's@-is@&R@g' configure</userinput></screen> |
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| 45 | |
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[7c63c926] | 46 | <para os="d">Another <command>sed</command> substitution comments out the |
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[3f8be484] | 47 | <quote>MANPATH /usr/man</quote> line in the <filename>man.conf</filename> |
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| 48 | file to prevent redundant results when using programs such as |
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| 49 | <command>whatis</command>:</para> |
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| 50 | |
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| 51 | <screen os="e"><userinput>sed -i 's@MANPATH./usr/man@#&@g' src/man.conf.in</userinput></screen> |
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| 52 | |
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[7c63c926] | 53 | <para os="f">Finally, correct a syntax error in the |
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| 54 | <command>makewhatis</command> script:</para> |
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[3f8be484] | 55 | |
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[94e6142] | 56 | <screen os="g"><userinput>sed -i 's@)) |@) |@' src/makewhatis.sh</userinput></screen> |
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[3f8be484] | 57 | |
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[7c63c926] | 58 | <para os="h">Prepare Man for compilation:</para> |
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| 59 | |
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| 60 | <screen os="i"><userinput>./configure -confdir=/etc</userinput></screen> |
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| 61 | |
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| 62 | <variablelist os="j"> |
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[3f8be484] | 63 | <title>The meaning of the configure options:</title> |
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| 64 | |
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| 65 | <varlistentry> |
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| 66 | <term><parameter>-confdir=/etc</parameter></term> |
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| 67 | <listitem> |
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| 68 | <para>This tells the <command>man</command> program to look for the |
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| 69 | <filename>man.conf</filename> configuration file in the <filename |
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| 70 | class="directory">/etc</filename> directory.</para> |
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| 71 | </listitem> |
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| 72 | </varlistentry> |
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| 73 | </variablelist> |
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| 74 | |
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[7c63c926] | 75 | <para os="k">Compile the package:</para> |
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[3f8be484] | 76 | |
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[7c63c926] | 77 | <screen os="l"><userinput>make</userinput></screen> |
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[3f8be484] | 78 | |
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[d1631d1] | 79 | <para os="m">This package does not come with a test suite.</para> |
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[3f8be484] | 80 | |
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[d1631d1] | 81 | <para os="n">Install the package:</para> |
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[3f8be484] | 82 | |
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[d1631d1] | 83 | <screen os="o"><userinput>make install</userinput></screen> |
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| 84 | |
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| 85 | <note os="p"> |
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[3f8be484] | 86 | <para>If you will be working on a terminal that does not support |
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| 87 | text attributes such as color and bold, you can disable Select |
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| 88 | Graphic Rendition (SGR) escape sequences by editing the |
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| 89 | <filename>man.conf</filename> file and adding the <option>-c</option> |
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| 90 | option to the <envar>NROFF</envar> variable. If you use multiple |
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| 91 | terminal types for one computer it may be better to selectively add |
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| 92 | the <envar>GROFF_NO_SGR</envar> environment variable for the terminals |
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| 93 | that do not support SGR.</para> |
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| 94 | </note> |
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| 95 | |
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[d1631d1] | 96 | <para os="q">If the character set of the locale uses 8-bit characters, search |
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[3f8be484] | 97 | for the line beginning with <quote>NROFF</quote> in |
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| 98 | <filename>/etc/man.conf</filename>, and verify that it matches the |
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| 99 | following:</para> |
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| 100 | |
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[d1631d1] | 101 | <screen os="r">NROFF /usr/bin/nroff -Tlatin1 -mandoc</screen> |
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[3f8be484] | 102 | |
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[d1631d1] | 103 | <para os="s">Note that <quote>latin1</quote> should be used even if it is not |
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[3f8be484] | 104 | the character set of the locale. The reason is that, according to the |
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| 105 | specification, <command>groff</command> has no means of typesetting |
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| 106 | characters outside International Organization for Standards (ISO) 8859-1 |
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| 107 | without some strange escape codes. When formatting man pages, |
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| 108 | <command>groff</command> thinks that they are in the ISO 8859-1 encoding |
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| 109 | and this <parameter>-Tlatin1</parameter> switch tells |
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| 110 | <command>groff</command> to use the same encoding for output. Since |
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| 111 | <command>groff</command> does no recoding of input characters, the f |
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| 112 | ormatted result is really in the same encoding as input, and therefore |
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| 113 | it is usable as the input for a pager.</para> |
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| 114 | |
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[d1631d1] | 115 | <para os="t">This does not solve the problem of a non-working |
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[3f8be484] | 116 | <command>man2dvi</command> program for localized man pages in |
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| 117 | non-ISO 8859-1 locales. Also, it does not work with multibyte |
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| 118 | character sets. The first problem does not currently have a solution. |
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| 119 | The second issue is not of concern because the LFS installation does |
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| 120 | not support multibyte character sets.</para> |
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| 121 | |
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[d1631d1] | 122 | <para os="u">Additional information with regards to the compression of |
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[3f8be484] | 123 | man and info pages can be found in the BLFS book at |
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| 124 | <ulink url="&blfs-root;view/cvs/postlfs/compressdoc.html"/>.</para> |
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| 125 | |
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| 126 | </sect2> |
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| 127 | |
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| 128 | <sect2 id="contents-man" role="content"> |
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| 129 | <title>Contents of Man</title> |
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| 130 | |
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| 131 | <segmentedlist> |
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| 132 | <segtitle>Installed programs</segtitle> |
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| 133 | |
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| 134 | <seglistitem> |
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| 135 | <seg>apropos, makewhatis, man, man2dvi, man2html, and whatis</seg> |
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| 136 | </seglistitem> |
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| 137 | </segmentedlist> |
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| 138 | |
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| 139 | <variablelist> |
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| 140 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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| 141 | <?dbfo list-presentation="list"?> |
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| 142 | <?dbhtml list-presentation="table"?> |
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| 143 | |
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| 144 | <varlistentry id="apropos"> |
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| 145 | <term><command>apropos</command></term> |
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| 146 | <listitem> |
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| 147 | <para>Searches the <command>whatis</command> database and |
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| 148 | displays the short descriptions of system commands that contain |
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| 149 | a given string</para> |
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| 150 | <indexterm zone="ch-system-man apropos"> |
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| 151 | <primary sortas="b-apropos">apropos</primary> |
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| 152 | </indexterm> |
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| 153 | </listitem> |
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| 154 | </varlistentry> |
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| 155 | |
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| 156 | <varlistentry id="makewhatis"> |
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| 157 | <term><command>makewhatis</command></term> |
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| 158 | <listitem> |
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| 159 | <para>Builds the <command>whatis</command> database; it reads all |
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| 160 | the man pages in the <envar>MANPATH</envar> and writes the name |
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| 161 | and a short description in the <command>whatis</command> database |
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| 162 | for each page</para> |
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| 163 | <indexterm zone="ch-system-man makewhatis"> |
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| 164 | <primary sortas="b-makewhatis">makewhatis</primary> |
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| 165 | </indexterm> |
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| 166 | </listitem> |
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| 167 | </varlistentry> |
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| 168 | |
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| 169 | <varlistentry id="man"> |
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| 170 | <term><command>man</command></term> |
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| 171 | <listitem> |
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| 172 | <para>Formats and displays the requested on-line man page</para> |
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| 173 | <indexterm zone="ch-system-man man"> |
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| 174 | <primary sortas="b-man">man</primary> |
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| 175 | </indexterm> |
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| 176 | </listitem> |
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| 177 | </varlistentry> |
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| 178 | |
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| 179 | <varlistentry id="man2dvi"> |
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| 180 | <term><command>man2dvi</command></term> |
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| 181 | <listitem> |
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| 182 | <para>Converts a man page into dvi format</para> |
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| 183 | <indexterm zone="ch-system-man man2dvi"> |
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| 184 | <primary sortas="b-man2dvi">man2dvi</primary> |
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| 185 | </indexterm> |
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| 186 | </listitem> |
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| 187 | </varlistentry> |
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| 188 | |
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| 189 | <varlistentry id="man2html"> |
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| 190 | <term><command>man2html</command></term> |
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| 191 | <listitem> |
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| 192 | <para>Converts a man page into HTML</para> |
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| 193 | <indexterm zone="ch-system-man man2html"> |
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| 194 | <primary sortas="b-man2html">man2html</primary> |
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| 195 | </indexterm> |
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| 196 | </listitem> |
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| 197 | </varlistentry> |
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| 198 | |
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| 199 | <varlistentry id="whatis"> |
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| 200 | <term><command>whatis</command></term> |
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| 201 | <listitem> |
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| 202 | <para>Searches the <command>whatis</command> database and |
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| 203 | displays the short descriptions of system commands that |
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| 204 | contain the given keyword as a separate word</para> |
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| 205 | <indexterm zone="ch-system-man whatis"> |
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| 206 | <primary sortas="b-whatis">whatis</primary> |
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| 207 | </indexterm> |
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| 208 | </listitem> |
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| 209 | </varlistentry> |
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| 210 | |
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| 211 | </variablelist> |
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| 212 | |
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| 213 | </sect2> |
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| 214 | |
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| 215 | </sect1> |
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