1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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4 | %general-entities;
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5 | ]>
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6 | <sect1 id="ch-system-e2fsprogs" xreflabel="E2fsprogs" role="wrap">
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7 | <title>E2fsprogs-&e2fsprogs-version;</title>
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8 | <?dbhtml filename="e2fsprogs.html"?>
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9 |
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10 | <indexterm zone="ch-system-e2fsprogs"><primary sortas="a-E2fsprogs">E2fsprogs</primary></indexterm>
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11 |
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12 | <sect2 role="package"><title/>
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13 | <para>The E2fsprogs package contains the utilities for handling the ext2
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14 | file system. It also supports the ext3 journaling file system.</para>
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15 |
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16 | <segmentedlist>
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17 | <segtitle>&buildtime;</segtitle>
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18 | <segtitle>&diskspace;</segtitle>
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19 | <seglistitem><seg>0.6 SBU</seg><seg>48.4 MB</seg></seglistitem>
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20 | </segmentedlist>
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21 |
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22 | <segmentedlist>
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23 | <segtitle>E2fsprogs installation depends on</segtitle>
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24 | <seglistitem><seg>Bash, Binutils, Coreutils,
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25 | Diffutils, Gawk, GCC, Gettext, Glibc, Grep, Make, Sed, Texinfo</seg></seglistitem>
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26 | </segmentedlist>
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27 | </sect2>
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28 |
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29 | <sect2 role="installation">
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30 | <title>Installation of E2fsprogs</title>
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31 |
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32 | <para>Prepare E2fsprogs for compilation:</para>
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33 |
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34 | <screen><userinput>./configure --prefix=/usr --with-root-prefix="" \
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35 | --enable-elf-shlibs --disable-evms</userinput></screen>
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36 |
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37 | <para>The meaning of the configure options:</para>
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38 |
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39 | <variablelist>
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40 | <varlistentry>
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41 | <term><userinput>--with-root-prefix=""</userinput></term>
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42 | <listitem><para>Certain
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43 | programs (such as the e2fsck program) are considered essential programs.
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44 | When, for example, <filename class="directory">/usr</filename> isn't
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45 | mounted, these essential programs have to be available. They belong in
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46 | directories like <filename class="directory">/lib</filename> and
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47 | <filename class="directory">/sbin</filename>. If this option isn't passed
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48 | to E2fsprogs's configure, the programs are placed in the
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49 | <filename class="directory">/usr</filename> directory, which is not what we
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50 | want.</para></listitem>
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51 | </varlistentry>
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52 |
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53 | <varlistentry>
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54 | <term><userinput>--enable-elf-shlibs</userinput></term>
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55 | <listitem><para>This creates
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56 | the shared libraries which some programs in this package use.</para></listitem>
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57 | </varlistentry>
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58 | </variablelist>
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59 |
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60 | <para>Compile the package:</para>
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61 |
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62 | <screen><userinput>make</userinput></screen>
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63 |
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64 | <para>To test the results, issue:
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65 | <userinput>make check</userinput>.</para>
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66 |
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67 | <para>Install most of the package:</para>
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68 |
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69 | <screen><userinput>make install</userinput></screen>
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70 |
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71 | <para>Also install the shared libraries:</para>
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72 |
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73 | <screen><userinput>make install-libs</userinput></screen>
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74 |
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75 | </sect2>
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76 |
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77 |
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78 |
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79 | <sect2 id="contents-e2fsprogs" role="content"><title>Contents of E2fsprogs</title>
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80 |
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81 | <segmentedlist>
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82 | <segtitle>Installed programs</segtitle>
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83 | <segtitle>Installed libraries</segtitle>
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84 | <seglistitem><seg>badblocks, blkid, chattr,
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85 | compile_et, debugfs, dumpe2fs, e2fsck, e2image, e2label, findfs, fsck,
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86 | fsck.ext2, fsck.ext3, logsave, lsattr, mk_cmds, mke2fs, mkfs.ext2, mkfs.ext3,
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87 | mklost+found, resize2fs, tune2fs and uuidgen.</seg>
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88 | <seg>libblkid.[a,so], libcom_err.[a,so], libe2p.[a,so], libext2fs.[a,so], libss.[a,so] and
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89 | libuuid.[a,so]</seg></seglistitem>
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90 | </segmentedlist>
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91 |
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92 | <variablelist><title>Short descriptions</title>
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93 |
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94 | <varlistentry id="badblocks">
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95 | <term><command>badblocks</command></term>
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96 | <listitem>
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97 | <indexterm zone="ch-system-e2fsprogs badblocks"><primary sortas="b-badblocks">badblocks</primary></indexterm>
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98 | <para>searches a device (usually a disk partition) for bad blocks.</para>
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99 | </listitem>
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100 | </varlistentry>
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101 |
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102 | <varlistentry id="blkid">
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103 | <term><command>blkid</command></term>
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104 | <listitem>
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105 | <indexterm zone="ch-system-e2fsprogs blkid"><primary sortas="b-blkid">blkid</primary></indexterm>
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106 | <para>is a command line utility to locate and print block device attributes.</para>
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107 | </listitem>
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108 | </varlistentry>
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109 |
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110 | <varlistentry id="chattr">
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111 | <term><command>chattr</command></term>
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112 | <listitem>
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113 | <indexterm zone="ch-system-e2fsprogs chattr"><primary sortas="b-chattr">chattr</primary></indexterm>
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114 | <para>changes the attributes of files on a second extended (ext2) file system, and
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115 | also ext3 file systems, the journaling version of ext2 file systems.</para>
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116 | </listitem>
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117 | </varlistentry>
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118 |
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119 | <varlistentry id="compile_et">
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120 | <term><command>compile_et</command></term>
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121 | <listitem>
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122 | <indexterm zone="ch-system-e2fsprogs compile_et"><primary sortas="b-compile_et">compile_et</primary></indexterm>
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123 | <para>is an error table compiler. It
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124 | converts a table of error-code names and messages into a C source file
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125 | suitable for use with the com_err library.</para>
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126 | </listitem>
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127 | </varlistentry>
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128 |
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129 | <varlistentry id="debugfs">
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130 | <term><command>debugfs</command></term>
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131 | <listitem>
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132 | <indexterm zone="ch-system-e2fsprogs debugfs"><primary sortas="b-debugfs">debugfs</primary></indexterm>
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133 | <para>is a file system debugger. It can be
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134 | used to examine and change the state of an ext2 file system.</para>
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135 | </listitem>
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136 | </varlistentry>
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137 |
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138 | <varlistentry id="dumpe2fs">
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139 | <term><command>dumpe2fs</command></term>
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140 | <listitem>
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141 | <indexterm zone="ch-system-e2fsprogs dumpe2fs"><primary sortas="b-dumpe2fs">dumpe2fs</primary></indexterm>
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142 | <para>prints the super block and blocks group
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143 | information for the file system present on a given device.</para>
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144 | </listitem>
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145 | </varlistentry>
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146 |
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147 | <varlistentry id="e2fsck">
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148 | <term><command>e2fsck</command></term>
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149 | <listitem>
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150 | <indexterm zone="ch-system-e2fsprogs e2fsck"><primary sortas="b-e2fsck">e2fsck</primary></indexterm>
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151 | <para>is used to check, and optionally repair,
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152 | second extended (ext2) file systems, and also ext3 file systems.</para>
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153 | </listitem>
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154 | </varlistentry>
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155 |
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156 | <varlistentry id="e2image">
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157 | <term><command>e2image</command></term>
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158 | <listitem>
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159 | <indexterm zone="ch-system-e2fsprogs e2image"><primary sortas="b-e2image">e2image</primary></indexterm>
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160 | <para>is used to save critical ext2 file system data to a file.</para>
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161 | </listitem>
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162 | </varlistentry>
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163 |
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164 | <varlistentry id="e2label">
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165 | <term><command>e2label</command></term>
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166 | <listitem>
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167 | <indexterm zone="ch-system-e2fsprogs e2label"><primary sortas="b-e2label">e2label</primary></indexterm>
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168 | <para>will display or change the file system
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169 | label on the ext2 file system present on a given device.</para>
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170 | </listitem>
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171 | </varlistentry>
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172 |
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173 | <varlistentry id="findfs">
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174 | <term><command>findfs</command></term>
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175 | <listitem>
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176 | <indexterm zone="ch-system-e2fsprogs findfs"><primary sortas="b-findfs">findfs</primary></indexterm>
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177 | <para>finds a file system by label or UUID (Universally Unique Identifier).</para>
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178 | </listitem>
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179 | </varlistentry>
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180 |
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181 | <varlistentry id="fsck">
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182 | <term><command>fsck</command></term>
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183 | <listitem>
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184 | <indexterm zone="ch-system-e2fsprogs fsck"><primary sortas="b-fsck">fsck</primary></indexterm>
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185 | <para>is used to check, and optionally repair, file systems. By default it checks the
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186 | file systems listed in <filename>/etc/fstab</filename></para>
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187 | </listitem>
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188 | </varlistentry>
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189 |
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190 | <varlistentry id="logsave">
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191 | <term><command>logsave</command></term>
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192 | <listitem>
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193 | <indexterm zone="ch-system-e2fsprogs logsave"><primary sortas="b-logsave">logsave</primary></indexterm>
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194 | <para>saves the output of a command in a log file.</para>
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195 | </listitem>
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196 | </varlistentry>
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197 |
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198 | <varlistentry id="lsattr">
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199 | <term><command>lsattr</command></term>
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200 | <listitem>
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201 | <indexterm zone="ch-system-e2fsprogs lsattr"><primary sortas="b-lsattr">lsattr</primary></indexterm>
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202 | <para>lists the attributes of files on a second extended file system.</para>
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203 | </listitem>
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204 | </varlistentry>
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205 |
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206 | <varlistentry id="mk_cmds">
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207 | <term><command>mk_cmds</command></term>
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208 | <listitem>
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209 | <indexterm zone="ch-system-e2fsprogs mk_cmds"><primary sortas="b-mk_cmds">mk_cmds</primary></indexterm>
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210 | <para>converts a table of command names
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211 | and help messages into a C source file suitable for use with the
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212 | <filename>libss</filename> subsystem library.</para>
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213 | </listitem>
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214 | </varlistentry>
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215 |
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216 | <varlistentry id="mke2fs">
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217 | <term><command>mke2fs</command></term>
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218 | <listitem>
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219 | <indexterm zone="ch-system-e2fsprogs mke2fs"><primary sortas="b-mke2fs">mke2fs</primary></indexterm>
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220 | <para>is used to create a second extended file system on the given device.</para>
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221 | </listitem>
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222 | </varlistentry>
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223 |
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224 | <varlistentry id="mklost-found">
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225 | <term><command>mklost+found</command></term>
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226 | <listitem>
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227 | <indexterm zone="ch-system-e2fsprogs mklost-found"><primary sortas="b-mklost+found">mklost+found</primary></indexterm>
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228 | <para>is used to create a
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229 | <filename>lost+found</filename> directory on a second extended file system.
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230 | It pre-allocates disk blocks to this directory to lighten the task of e2fsck.</para>
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231 | </listitem>
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232 | </varlistentry>
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233 |
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234 | <varlistentry id="resize2fs">
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235 | <term><command>resize2fs</command></term>
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236 | <listitem>
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237 | <indexterm zone="ch-system-e2fsprogs resize2fs"><primary sortas="b-resize2fs">resize2fs</primary></indexterm>
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238 | <para>can be used to enlarge or shrink an ext2 file system.</para>
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239 | </listitem>
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240 | </varlistentry>
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241 |
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242 | <varlistentry id="tune2fs">
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243 | <term><command>tune2fs</command></term>
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244 | <listitem>
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245 | <indexterm zone="ch-system-e2fsprogs tune2fs"><primary sortas="b-tune2fs">tune2fs</primary></indexterm>
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246 | <para>is used adjust tunable file system
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247 | parameters on a second extended file system.</para>
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248 | </listitem>
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249 | </varlistentry>
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250 |
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251 | <varlistentry id="uuidgen">
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252 | <term><command>uuidgen</command></term>
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253 | <listitem>
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254 | <indexterm zone="ch-system-e2fsprogs uuidgen"><primary sortas="b-uuidgen">uuidgen</primary></indexterm>
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255 | <para>creates new UUID. Each new UUID can reasonably be considered unique
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256 | among all UUIDs created, on the local system and on other systems, in the
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257 | past and in the future.</para>
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258 | </listitem>
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259 | </varlistentry>
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260 |
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261 | <varlistentry id="libblkid">
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262 | <term><command>libblkid</command></term>
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263 | <listitem>
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264 | <indexterm zone="ch-system-e2fsprogs libblkid"><primary sortas="c-libblkid">libblkid</primary></indexterm>
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265 | <para>contains routines for device identification and token extraction.</para>
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266 | </listitem>
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267 | </varlistentry>
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268 |
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269 | <varlistentry id="libcom_err">
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270 | <term><command>libcom_err</command></term>
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271 | <listitem>
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272 | <indexterm zone="ch-system-e2fsprogs libcom_err"><primary sortas="c-libcom_err">libcom_err</primary></indexterm>
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273 | <para>is the common error display routine.</para>
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274 | </listitem>
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275 | </varlistentry>
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276 |
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277 | <varlistentry id="libe2p">
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278 | <term><command>libe2p</command></term>
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279 | <listitem>
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280 | <indexterm zone="ch-system-e2fsprogs libe2p"><primary sortas="c-libe2p">libe2p</primary></indexterm>
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281 | <para>is used by dumpe2fs, chattr, and lsattr.</para>
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282 | </listitem>
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283 | </varlistentry>
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284 |
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285 | <varlistentry id="libext2fs">
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286 | <term><command>libext2fs</command></term>
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287 | <listitem>
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288 | <indexterm zone="ch-system-e2fsprogs libext2fs"><primary sortas="c-libext2fs">libext2fs</primary></indexterm>
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289 | <para>contains routines to enable user-level
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290 | programs to manipulate an ext2 file system.</para>
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291 | </listitem>
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292 | </varlistentry>
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293 |
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294 | <varlistentry id="libss">
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295 | <term><command>libss</command></term>
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296 | <listitem>
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297 | <indexterm zone="ch-system-e2fsprogs libss"><primary sortas="c-libss">libss</primary></indexterm>
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298 | <para>is used by debugfs.</para>
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299 | </listitem>
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300 | </varlistentry>
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301 |
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302 | <varlistentry id="libuuid">
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303 | <term><command>libuuid</command></term>
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304 | <listitem>
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305 | <indexterm zone="ch-system-e2fsprogs libuuid"><primary sortas="c-libuuid">libuuid</primary></indexterm>
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306 | <para>contains routines for generating unique
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307 | identifiers for objects that may be accessible beyond the local system.</para>
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308 | </listitem>
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309 | </varlistentry>
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310 | </variablelist>
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311 |
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312 | </sect2>
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313 |
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314 | </sect1>
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