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- <?xml version="1.0" encoding="ISO-8859-1"?>
- <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
- "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
- <!ENTITY % general-entities SYSTEM "../general.ent">
- %general-entities;
- ]>
- <sect1 id="ch-system-bc" role="wrap">
- <?dbhtml filename="bc.html"?>
- <sect1info condition="script">
- <productname>bc</productname>
- <productnumber>&bc-version;</productnumber>
- <address>&bc-url;</address>
- </sect1info>
- <title>Bc-&bc-version;</title>
- <indexterm zone="ch-system-bc">
- <primary sortas="a-Bc">Bc</primary>
- </indexterm>
- <sect2 role="package">
- <title/>
- <para>The Bc package contains an arbitrary precision numeric processing
- language.</para>
- <segmentedlist>
- <segtitle>&buildtime;</segtitle>
- <segtitle>&diskspace;</segtitle>
- <seglistitem>
- <seg>&bc-ch6-sbu;</seg>
- <seg>&bc-ch6-du;</seg>
- </seglistitem>
- </segmentedlist>
- </sect2>
- <sect2 role="installation">
- <title>Installation of Bc</title>
- <para>First, fix some minor memory leaks in the code:</para>
- <screen><userinput remap="pre">patch -Np1 -i ../&bc-memory-leak-patch;</userinput></screen>
- <para>Prepare Bc for compilation:</para>
- <screen><userinput remap="configure">./configure --prefix=/usr \
- --with-readline \
- --mandir=/usr/share/man \
- --infodir=/usr/share/info</userinput></screen>
- <variablelist>
- <title>The meaning of the configure options:</title>
- <varlistentry>
- <term><parameter>--with-readline</parameter></term>
- <listitem>
- <para>This option tells Bc to use the <filename
- class="libraryfile">readline</filename> library that is already
- installed on the system rather than using its own readline
- version.</para>
- </listitem>
- </varlistentry>
- </variablelist>
- <para>Compile the package:</para>
- <screen><userinput remap="make">make</userinput></screen>
- <para>To test bc, run the commands below. There is quite a bit of output,
- so you may want to redirect it to a file. There are a very small percentage
- of tests (10 of 12,144) that will indicate a roundoff error at the last
- digit.</para>
- <screen><userinput remap="test">echo "quit" | ./bc/bc -l Test/checklib.b</userinput></screen>
- <para>Install the package:</para>
- <screen><userinput remap="install">make install</userinput></screen>
- </sect2>
- <sect2 id="contents-bc" role="content">
- <title>Contents of Bc</title>
- <segmentedlist>
- <segtitle>Installed programs</segtitle>
- <seglistitem>
- <seg>bc and dc</seg>
- </seglistitem>
- </segmentedlist>
- <variablelist>
- <bridgehead renderas="sect3">Short Descriptions</bridgehead>
- <?dbfo list-presentation="list"?>
- <?dbhtml list-presentation="table"?>
- <varlistentry id="bc">
- <term><command>bc</command></term>
- <listitem>
- <para>is a command line calculator</para>
- <indexterm zone="ch-system-bc bc">
- <primary sortas="b-bc">bc</primary>
- </indexterm>
- </listitem>
- </varlistentry>
- <varlistentry id="dc">
- <term><command>dc</command></term>
- <listitem>
- <para>is a reverse-polish command line calculator</para>
- <indexterm zone="ch-system-bc dc">
- <primary sortas="b-dc">dc</primary>
- </indexterm>
- </listitem>
- </varlistentry>
- </variablelist>
- </sect2>
- </sect1>
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