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 | <!-- Common uClibc --> |
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9 | |
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10 | <sect1 id="ch-cross-tools-uclibc" role="wrap"> |
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11 | <?dbhtml filename="uclibc.html"?> |
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12 | |
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13 | <title>uClibc-&uclibc-version;</title> |
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14 | |
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15 | <indexterm zone="ch-cross-tools-uclibc"> |
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16 | <primary sortas="a-uClibc">uClibc</primary> |
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17 | <secondary>cross tools</secondary> |
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18 | </indexterm> |
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19 | |
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20 | <sect2 role="package"> |
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21 | <title/> |
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22 | |
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23 | <para>The uClibc package contains the main C library. This library provides |
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24 | the basic routines for allocating memory, searching directories, opening and |
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25 | closing files, reading and writing files, string handling, pattern matching, |
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26 | arithmetic, and so on.</para> |
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27 | |
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28 | </sect2> |
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29 | |
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30 | <sect2 role="installation"> |
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31 | <title>Installation of uClibc</title> |
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32 | |
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33 | <note os="a"> |
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34 | <para>Below we are just telling uClibc to use its default configuration. |
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35 | For those for more adventurous, you can use make menuconfig, and |
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36 | do a more custom build for your uClibc installation.</para> |
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37 | </note> |
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38 | |
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39 | <para os="b">The following patch contains the default configurations for |
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40 | the architectures covered in this book:</para> |
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41 | |
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42 | <screen os="c"><userinput>patch -Np1 -i ../&uclibc-configs-patch;</userinput></screen> |
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43 | |
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44 | <para os="d">Now we will copy the configuration file best matching this |
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45 | build and use that as the base:</para> |
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46 | |
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47 | <screen os="e"><userinput>cp -v clfs/config.${CLFS_ARCH}.${CLFS_ENDIAN} .config</userinput></screen> |
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48 | |
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49 | <para os="f">The config is a basic working system, but there are some |
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50 | options that are architecture specifc that need to be set. The following |
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51 | command will only bring up items that need a value that we did not |
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52 | specify in our generic config file patch:</para> |
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53 | |
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54 | <screen os="g"><userinput>make oldconfig</userinput></screen> |
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55 | |
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56 | <para os="h">Compile the package:</para> |
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57 | |
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58 | <screen os="i"><userinput>make</userinput></screen> |
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59 | |
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60 | <para os="l">Install the package:</para> |
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61 | |
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62 | <screen os="j"><userinput>make PREFIX=${CLFS} install</userinput></screen> |
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63 | |
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64 | </sect2> |
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65 | |
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66 | <sect2 id="contents-uclibc" role="content"> |
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67 | <title>Contents of uClibc</title> |
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68 | |
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69 | <segmentedlist> |
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70 | <segtitle>Installed Programs</segtitle> |
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71 | <segtitle>Installed Libraries</segtitle> |
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72 | <segtitle>Installed Headers</segtitle> |
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73 | <seglistitem> |
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74 | <seg>ld-uClibc.so.0</seg> |
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75 | <seg> libc.so.0, libcrypt.so.0, libdl.so.0, libm.so.0, libpthread.so.0, |
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76 | librt.so.0</seg> |
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77 | <seg>To be written...</seg> |
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78 | </seglistitem> |
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79 | </segmentedlist> |
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80 | |
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81 | <variablelist> |
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82 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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83 | <?dbfo list-presentation="list"?> |
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84 | <?dbhtml list-presentation="table"?> |
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85 | |
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86 | <varlistentry id="ld-uClibc"> |
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87 | <term><command>ld-uClibc</command></term> |
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88 | <listitem> |
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89 | <para>The uClibc dynamic linker / loader</para> |
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90 | <indexterm zone="ch-cross-tools-uclibc ld-uClibc"> |
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91 | <primary sortas="b-ld-uClibc">ld-uClibc</primary> |
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92 | </indexterm> |
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93 | </listitem> |
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94 | </varlistentry> |
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95 | |
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96 | <varlistentry id="libc"> |
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97 | <term><filename class="libraryfile">libc</filename></term> |
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98 | <listitem> |
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99 | <para>The C library</para> |
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100 | <indexterm zone="ch-cross-tools-uclibc libc"> |
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101 | <primary sortas="c-libc">libc</primary> |
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102 | </indexterm> |
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103 | </listitem> |
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104 | </varlistentry> |
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105 | |
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106 | <varlistentry id="libcrypt"> |
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107 | <term><filename class="libraryfile">libcrypt</filename></term> |
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108 | <listitem> |
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109 | <para>The cryptographic library</para> |
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110 | <indexterm zone="ch-cross-tools-uclibc libcrypt"> |
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111 | <primary sortas="c-libcrypt">libcrypt</primary> |
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112 | </indexterm> |
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113 | </listitem> |
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114 | </varlistentry> |
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115 | |
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116 | <varlistentry id="libdl"> |
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117 | <term><filename class="libraryfile">libdl</filename></term> |
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118 | <listitem> |
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119 | <para>The uClibc dynamic linker / loader library</para> |
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120 | <indexterm zone="ch-cross-tools-uclibc libdl"> |
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121 | <primary sortas="c-libdl">libdl</primary> |
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122 | </indexterm> |
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123 | </listitem> |
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124 | </varlistentry> |
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125 | |
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126 | <varlistentry id="libm"> |
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127 | <term><filename class="libraryfile">libm</filename></term> |
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128 | <listitem> |
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129 | <para>The math library</para> |
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130 | <indexterm zone="ch-cross-tools-uclibc libm"> |
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131 | <primary sortas="c-libm">libm</primary> |
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132 | </indexterm> |
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133 | </listitem> |
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134 | </varlistentry> |
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135 | |
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136 | <varlistentry id="libpthread"> |
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137 | <term><filename class="libraryfile">libpthread</filename></term> |
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138 | <listitem> |
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139 | <para>The POSIX thread library</para> |
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140 | <indexterm zone="ch-cross-tools-uclibc libpthread"> |
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141 | <primary sortas="c-libpthread">libpthread</primary> |
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142 | </indexterm> |
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143 | </listitem> |
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144 | </varlistentry> |
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145 | |
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146 | <varlistentry id="librt"> |
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147 | <term><filename class="libraryfile">librt</filename></term> |
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148 | <listitem> |
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149 | <para>The clock and timer library</para> |
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150 | <indexterm zone="ch-cross-tools-uclibc librt"> |
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151 | <primary sortas="c-librt">librt</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 | </variablelist> |
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157 | </sect2> |
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158 | </sect1> |
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