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Diffstat (limited to 'chapter06/bzip2.xml')
-rw-r--r-- | chapter06/bzip2.xml | 140 |
1 files changed, 136 insertions, 4 deletions
diff --git a/chapter06/bzip2.xml b/chapter06/bzip2.xml index 2751da0dd..24f83aab9 100644 --- a/chapter06/bzip2.xml +++ b/chapter06/bzip2.xml @@ -3,13 +3,16 @@ <!ENTITY % general-entities SYSTEM "../general.ent"> %general-entities; ]> -<sect1 id="ch-system-bzip2" xreflabel="Bzip2" role="wrap"> +<sect1 id="ch-system-bzip2" role="wrap"> <title>Bzip2-&bzip2-version;</title> <?dbhtml filename="bzip2.html"?> <indexterm zone="ch-system-bzip2"><primary sortas="a-Bzip2">Bzip2</primary></indexterm> <sect2 role="package"><title/> +<para>The Bzip2 package contains programs for compressing and decompressing +files. Text files yield a much better compression than with the +traditional <command>gzip</command>.</para> <segmentedlist> <segtitle>&buildtime;</segtitle> @@ -17,6 +20,11 @@ <seglistitem><seg>0.1 SBU</seg><seg>3.0 MB</seg></seglistitem> </segmentedlist> +<segmentedlist> +<segtitle>Bzip2 installation depends on</segtitle> +<seglistitem><seg>Bash, Binutils, Coreutils, Diffutils, +GCC, Glibc, and Make</seg></seglistitem> +</segmentedlist> </sect2> <sect2 role="installation"> @@ -27,15 +35,27 @@ <screen><userinput>make -f Makefile-libbz2_so make clean</userinput></screen> +<para>The <parameter>-f</parameter> flag will cause Bzip2 to be built +using a different <filename>Makefile</filename> file, in this case the +<filename>Makefile-libbz2_so</filename> file, which creates a dynamic +<filename class="libraryfile">libbz2.so</filename> library and links the Bzip2 +utilities against it.</para> + <para>Compile the package:</para> <screen><userinput>make</userinput></screen> -<para>Install the package:</para> +<para>If reinstalling Bzip2, perform +<userinput>rm -f /usr/bin/bz*</userinput> first, otherwise the following +<command>make install</command> will fail.</para> + +<para>Install the programs:</para> <screen><userinput>make install</userinput></screen> -<para>Do some location changes:</para> +<para>Install the shared <command>bzip2</command> binary into the +<filename class="directory">/bin</filename> directory, make +some necessary symbolic links, and clean up:</para> <screen><userinput>cp bzip2-shared /bin/bzip2 cp -a libbz2.so* /lib @@ -49,8 +69,120 @@ ln -s bzip2 /bin/bzcat</userinput></screen> <sect2 id="contents-bzip2" role="content"><title>Contents of Bzip2</title> -<para>See testing</para> +<segmentedlist> +<segtitle>Installed programs</segtitle> +<segtitle>Installed libraries</segtitle> +<seglistitem><seg>bunzip2 (link to bzip2), bzcat (link to bzip2), bzcmp, bzdiff, +bzegrep, bzfgrep, bzgrep, bzip2, bzip2recover, bzless, and bzmore</seg> +<seg>libbz2.a, libbz2.so (link to libbz2.so.1.0), libbz2.so.1.0 (link to +libbz2.so.&bzip2-version;), and libbz2.so.&bzip2-version;</seg></seglistitem> +</segmentedlist> + +<variablelist><bridgehead renderas="sect3">Short Descriptions</bridgehead> +<?dbfo list-presentation="list"?> + +<varlistentry id="bunzip2"> +<term><command>bunzip2</command></term> +<listitem> +<para>Decompresses bzipped files</para> +<indexterm zone="ch-system-bzip2 bunzip2"><primary sortas="b-bunzip2">bunzip2</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzcat"> +<term><command>bzcat</command></term> +<listitem> +<para>Decompresses to standard output</para> +<indexterm zone="ch-system-bzip2 bzcat"><primary sortas="b-bzcat">bzcat</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzcmp"> +<term><command>bzcmp</command></term> +<listitem> +<para>Runs <command>cmp</command> on bzipped files</para> +<indexterm zone="ch-system-bzip2 bzcmp"><primary sortas="b-bzcmp">bzcmp</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzdiff"> +<term><command>bzdiff</command></term> +<listitem> +<para>Runs <command>diff</command> on bzipped files</para> +<indexterm zone="ch-system-bzip2 bzdiff"><primary sortas="b-bzdiff">bzdiff</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzgrep"> +<term><command>bzgrep</command></term> +<listitem> +<para>Runs <command>grep</command> on bzipped files</para> +<indexterm zone="ch-system-bzip2 bzgrep"><primary sortas="b-bzgrep">bzgrep</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzegrep"> +<term><command>bzegrep</command></term> +<listitem> +<para>Runs <command>egrep</command> on bzipped files</para> +<indexterm zone="ch-system-bzip2 bzegrep"><primary sortas="b-bzegrep">bzegrep</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzfgrep"> +<term><command>bzfgrep</command></term> +<listitem> +<para>Runs <command>fgrep</command> on bzipped files</para> +<indexterm zone="ch-system-bzip2 bzfgrep"><primary sortas="b-bzfgrep">bzfgrep</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzip2"> +<term><command>bzip2</command></term> +<listitem> +<para>Compresses files using the Burrows-Wheeler block sorting text +compression algorithm with Huffman coding; the compression rate is +better than that achieved by more conventional compressors using +<quote>Lempel-Ziv</quote> algorithms, like <command>gzip</command></para> +<indexterm zone="ch-system-bzip2 bzip2"><primary sortas="b-bzip2">bzip2</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzip2recover"> +<term><command>bzip2recover</command></term> +<listitem> +<para>Tries to recover data from damaged bzipped files</para> +<indexterm zone="ch-system-bzip2 bzip2recover"><primary sortas="b-bzip2recover">bzip2recover</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzless"> +<term><command>bzless</command></term> +<listitem> +<para>Runs <command>less</command> on bzipped files</para> +<indexterm zone="ch-system-bzip2 bzless"><primary sortas="b-bzless">bzless</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="bzmore"> +<term><command>bzmore</command></term> +<listitem> +<para>Runs <command>more</command> on bzipped files</para> +<indexterm zone="ch-system-bzip2 bzmore"><primary sortas="b-bzmore">bzmore</primary></indexterm> +</listitem> +</varlistentry> + +<varlistentry id="libbz2"> +<term><filename class="libraryfile">libbz2*</filename></term> +<listitem> +<para>The library implementing lossless, block-sorting data +compression, using the Burrows-Wheeler algorithm</para> +<indexterm zone="ch-system-bzip2 libbz2"><primary sortas="c-libbz2*">libbz2*</primary></indexterm> +</listitem> +</varlistentry> +</variablelist> </sect2> </sect1> + |