1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" |
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3 | "http://www.oasis-open.org/docbook/xml/4.5/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-cross-tools-uclibc" role="wrap"> |
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9 | <?dbhtml filename="uclibc.html"?> |
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10 | |
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11 | <title>uClibc-&uclibc-version;</title> |
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12 | |
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13 | <indexterm zone="ch-cross-tools-uclibc"> |
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14 | <primary sortas="a-uClibc">uClibc</primary> |
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15 | <secondary>cross tools</secondary> |
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16 | </indexterm> |
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17 | |
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18 | <sect2 role="package"> |
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19 | <title/> |
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20 | |
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21 | <para>The uClibc package contains the main C library. This library provides |
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22 | the basic routines for allocating memory, searching directories, opening and |
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23 | closing files, reading and writing files, string handling, pattern matching, |
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24 | arithmetic, and so on.</para> |
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25 | |
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26 | </sect2> |
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27 | |
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28 | <sect2 role="installation"> |
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29 | <title>Installation of uClibc</title> |
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30 | |
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31 | <note os="a"> |
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32 | <para>Below we are just telling uClibc to use its default configuration. |
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33 | For those for more adventureous, you can use make menuconfig, and |
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34 | do a more custom build for your uClibc installation.</para> |
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35 | </note> |
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36 | |
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37 | <para os="p1">The following patch contains a number of updates to the |
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38 | &uclibc-version; branch by the uClibc developers:</para> |
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39 | |
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40 | <screen os="p2"><userinput>patch -Np1 -i ../&uclibc-branch_update-patch;</userinput></screen> |
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41 | |
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42 | <para os="b">Copy the uClibc config file from where you downloaded it:</para> |
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43 | |
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44 | <screen os="c"><userinput>cp ${CLFS}/sources/uClibc-&uclibc-version;.config .config</userinput></screen> |
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45 | |
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46 | <para os="d">We will need to edit the configuration file, to make sure everything gets |
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47 | compiled and it's compiled to the proper architecture:</para> |
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48 | |
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49 | <screen os="e"><userinput>cp .config{,.orig} |
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50 | sed -e "s@# TARGET_${CLFS_ARCH} is not set@TARGET_${CLFS_ARCH}=y@" \ |
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51 | -e "s@\(^TARGET_ARCH=\).*@\1\"${CLFS_ARCH}\"@" \ |
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52 | -e "s@\(^CROSS_COMPILER_PREFIX=\).*@\1\"${CLFS_TARGET}-\"@" \ |
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53 | -e "s@\(^KERNEL_HEADERS=\).*@\1\"${CLFS}/usr/include\"@" \ |
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54 | -e "s@.*\(^ARCH_${CLFS_NOT_ENDIAN}_ENDIAN\).*@# \1 is not set@g" \ |
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55 | -e "s@.*\(ARCH_${CLFS_ENDIAN}_ENDIAN\).*@\1=y@g" \ |
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56 | -e "s@.*\(ARCH_WANTS_${CLFS_ENDIAN}_ENDIAN\).*@\1=y@g" \ |
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57 | .config.orig > .config</userinput></screen> |
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58 | |
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59 | <para os="f">The config is a basic working system, but there are some |
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60 | options that are architecture specifc that need to be set. The following |
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61 | command will only bring up items that need a value that we did not |
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62 | specify in our Generic config file:</para> |
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63 | |
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64 | <screen os="g"><userinput>make oldconfig</userinput></screen> |
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65 | |
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66 | <para os="h">Compile the package:</para> |
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67 | |
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68 | <screen os="i"><userinput>make CROSS=${CLFS_TARGET}- CC="${CLFS_TARGET}-gcc ${BUILD}"</userinput></screen> |
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69 | |
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70 | <para os="l">Install the package:</para> |
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71 | |
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72 | <screen os="j"><userinput>make PREFIX=${CLFS} install</userinput></screen> |
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73 | |
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74 | </sect2> |
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75 | |
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76 | <sect2 id="contents-uclibc" role="content"> |
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77 | <title>Contents of uClibc</title> |
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78 | |
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79 | <segmentedlist> |
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80 | <segtitle>Installed uClibc</segtitle> |
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81 | |
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82 | <seglistitem> |
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83 | <seg>To Be Written</seg> |
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84 | </seglistitem> |
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85 | </segmentedlist> |
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86 | <!-- |
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87 | <variablelist> |
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88 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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89 | <?dbfo list-presentation="list"?> |
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90 | <?dbhtml list-presentation="table"?> |
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91 | |
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92 | <varlistentry id="uclibc"> |
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93 | <term><filename |
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94 | class="headerfile">/usr/include/{asm,linux}/*.h</filename></term> |
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95 | <listitem> |
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96 | <para>The Linux API headers</para> |
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97 | <indexterm zone="ch-system-linux-headers linux-headers"> |
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98 | <primary |
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99 | sortas="e-/usr/include/{asm,linux}/*.h">/usr/include/{asm,linux}/*.h</primary> |
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100 | </indexterm> |
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101 | </listitem> |
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102 | </varlistentry> |
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103 | </variablelist> |
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104 | --> |
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105 | |
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106 | </sect2> |
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107 | </sect1> |
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