mirror of
https://github.com/Zeckmathederg/glfs.git
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3e50349d7c
git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@6999 af4574ff-66df-0310-9fd7-8a98e5e911e0
229 lines
8.4 KiB
XML
229 lines
8.4 KiB
XML
<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../../general.ent">
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%general-entities;
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<!ENTITY libusb-download-http "http://downloads.sourceforge.net/libusb/libusb-&libusb-version;.tar.gz">
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<!ENTITY libusb-download-ftp " ">
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<!ENTITY libusb-md5sum "caf182cbc7565dac0fd72155919672e6">
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<!ENTITY libusb-size "389 KB">
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<!ENTITY libusb-buildsize "8.4 MB (includes installing all documentation)">
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<!ENTITY libusb-time "0.3 SBU (includes building all documentation)">
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]>
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<sect1 id="libusb" xreflabel="libusb-&libusb-version;">
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<?dbhtml filename="libusb.html"?>
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<sect1info>
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<othername>$LastChangedBy$</othername>
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<date>$Date$</date>
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</sect1info>
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<title>libusb-&libusb-version;</title>
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<indexterm zone="libusb">
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<primary sortas="a-Libusb">Libusb</primary>
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</indexterm>
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<sect2 role="package">
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<title>Introduction to libusb</title>
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<para>The <application>libusb</application> package contains a library
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used by some applications for USB device access.</para>
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<bridgehead renderas="sect3">Package Information</bridgehead>
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<itemizedlist spacing="compact">
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<listitem>
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<para>Download (HTTP): <ulink url="&libusb-download-http;"/></para>
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</listitem>
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<listitem>
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<para>Download (FTP): <ulink url="&libusb-download-ftp;"/></para>
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</listitem>
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<listitem>
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<para>Download MD5 sum: &libusb-md5sum;</para>
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</listitem>
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<listitem>
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<para>Download size: &libusb-size;</para>
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</listitem>
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<listitem>
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<para>Estimated disk space required: &libusb-buildsize;</para>
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</listitem>
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<listitem>
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<para>Estimated build time: &libusb-time;</para>
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</listitem>
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</itemizedlist>
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<bridgehead renderas="sect3">libusb Dependencies</bridgehead>
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<bridgehead renderas="sect4">Optional</bridgehead>
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<para role="optional"><xref linkend="pkgconfig"/></para>
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<bridgehead renderas="sect4">Optional
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(Required to Build the HTML User Manual)</bridgehead>
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<para role="optional"><xref linkend="openjade"/> and
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<ulink url="http://www.docbook.org/sgml/4.2/index.html"> DocBOOK SGML
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DTD-4.2</ulink></para>
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<bridgehead renderas="sect4">Optional
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(Required to Build the API Documentation)</bridgehead>
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<para role="optional"><xref linkend="doxygen"/> and
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<xref linkend="graphviz"/></para>
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<para condition="html" role="usernotes">User Notes:
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<ulink url="&blfs-wiki;/libusb"/></para>
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</sect2>
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<sect2 role="installation">
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<title>Installation of libusb</title>
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<para>Install <application>libusb</application> by running the following
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commands:</para>
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<screen><userinput>./configure --prefix=/usr --disable-build-docs &&
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make</userinput></screen>
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<para>If you wish to build the API documentation (see the required
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dependencies), issue the following command:</para>
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<screen><userinput>make apidox</userinput></screen>
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<para>To test the results, issue <command>make -k check</command>.</para>
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<para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>make install</userinput></screen>
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<para>If you built the HTML user manual (by having the required
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dependencies installed and removing the
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<parameter>--disable-build-docs</parameter> parameter from the
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<command>configure</command> command), install it using the following
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commands as the <systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>install -v -d -m755 /usr/share/doc/libusb-&libusb-version;/html &&
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install -v -m644 doc/html/* /usr/share/doc/libusb-&libusb-version;/html</userinput></screen>
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<para>If you built the API documentation, install it using the following
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commands as the <systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>install -v -d -m755 /usr/share/doc/libusb-&libusb-version;/apidocs &&
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install -v -m644 apidocs/html/* \
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/usr/share/doc/libusb-&libusb-version;/apidocs</userinput></screen>
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</sect2>
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<sect2 role="commands">
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<title>Command Explanations</title>
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<para><parameter>--disable-build-docs</parameter>: This switch avoids
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building the HTML user manual. Remove it if you have the required
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dependencies installed and wish to build the manual.</para>
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</sect2>
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<sect2 role="configuration">
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<title>Configuring Libusb</title>
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<!--
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<para><application>libusb</application> requires the
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<systemitem class="filesystem">usbfs</systemitem> kernel filesystem
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to be mounted on <filename class="directory">/proc/bus/usb</filename>.
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Applications require the files in this directory to be accessible to the user,
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sometimes for both reading and writing. To restrict access to USB devices,
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ensure the <systemitem class="filesystem">usb</systemitem> group exits
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on your system. If necessary, create the <systemitem
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class="filesystem">usb</systemitem> group using the following command:</para>
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<screen role='root'><userinput>groupadd -g 14 usb</userinput></screen>
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-->
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<para id="libusb-kernel">To access raw USB devices (those not treated as a
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disk by the mass-storage driver), appropriate support must be available in
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the kernel. Check your kernel configuration for Device Drivers ⇒ USB
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support ⇒ Support for Host-side USB. Select any USB hardware device
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drivers you may need on the same page.</para>
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<indexterm zone="libusb libusb-kernel">
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<primary sortas="d-USB-device-filesystem">Support for Host-side USB</primary>
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</indexterm>
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<para>To have raw USB devices set up properly, add the following
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<application>udev</application> rule and add any users
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that need to access raw USB devices to the "usb" group.</para>
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<screen><literal>cat > /etc/udev/rules.d/23-usb.rules << "EOF"
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# Set group ownership for raw USB devices
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SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", GROUP="usb"
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EOF</literal></screen>
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<!--
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<para>Fine-tuning of permissions is also possible by creating extra rules,
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matching on something like this (on one line). The vendor and product can
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be found by searchng the <filename
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class='directory'>/sys/devices</filename> directory entries or using
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<command>udevinfo</command> after the device has been attached. See the
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documentation in the current udev directory of <filename
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class='directory'>/usr/share/doc></filename> for details.</para>
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<screen><literal>SUBSYSTEM=="usb_device", SYSFS{idVendor}=="05d8",
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SYSFS{idProduct}=="4002", GROUP:="scanner"</literal></screen>
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<para>Some older applications, such as <application>VMware</application>,
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need the following deprecated entry in the <filename>/etc/fstab</filename>
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file. This is not normally needed.</para>
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<screen><literal>usbfs /proc/bus/usb usbfs devgid=14,devmode=0660 0 0</literal></screen>
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-->
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</sect2>
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<sect2 role="content">
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<title>Contents</title>
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<segmentedlist>
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<segtitle>Installed Program</segtitle>
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<segtitle>Installed Libraries</segtitle>
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<segtitle>Installed Directory</segtitle>
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<seglistitem>
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<seg>libusb-config</seg>
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<seg>libusb.{so,a} and libusbpp.{so,a}</seg>
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<seg>/usr/share/doc/libusb-&libusb-version;</seg>
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</seglistitem>
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</segmentedlist>
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<variablelist>
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<bridgehead renderas="sect3">Short Descriptions</bridgehead>
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<?dbfo list-presentation="list"?>
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<?dbhtml list-presentation="table"?>
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<varlistentry id="libusb-config">
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<term><command>libusb-config</command></term>
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<listitem>
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<para>is a script that provides the right compiler and linker
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flags for programs using
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<filename class='libraryfile'>libusb</filename>.</para>
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<indexterm zone="libusb libusb-config">
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<primary sortas="b-libusb-config">libusb-config</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libusb-lib">
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<term><filename class='libraryfile'>libusb.{so,a}</filename></term>
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<listitem>
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<para> libraries contain C functions for accessing
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USB hardware.</para>
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<indexterm zone="libusb libusb-lib">
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<primary sortas="c-libusb">libusb.{so,a}</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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</sect1>
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