[3f8be484] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
---|
[aa18ac0] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" |
---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [ |
---|
[3f8be484] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
---|
| 5 | %general-entities; |
---|
| 6 | ]> |
---|
| 7 | |
---|
[093b0e8] | 8 | <sect1 id="ch-cross-tools-eglibc" role="wrap"> |
---|
| 9 | <?dbhtml filename="eglibc.html"?> |
---|
[3f8be484] | 10 | |
---|
[093b0e8] | 11 | <title>EGLIBC-&eglibc-version;</title> |
---|
[3f8be484] | 12 | |
---|
[093b0e8] | 13 | <indexterm zone="ch-cross-tools-eglibc"> |
---|
| 14 | <primary sortas="a-EGLIBC">EGLIBC</primary> |
---|
[3f8be484] | 15 | <secondary>cross tools</secondary> |
---|
| 16 | </indexterm> |
---|
| 17 | |
---|
[cf66ceae] | 18 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
[093b0e8] | 19 | href="../../final-system/common/eglibc.xml" |
---|
[cf66ceae] | 20 | xpointer="xpointer(//*[@role='package'])"/> |
---|
[3f8be484] | 21 | |
---|
| 22 | <sect2 role="installation"> |
---|
[093b0e8] | 23 | <title>Installation of EGLIBC</title> |
---|
[3f8be484] | 24 | |
---|
[093b0e8] | 25 | <para os="da">It should be noted that compiling EGLIBC in any way other than |
---|
[3f8be484] | 26 | the method suggested in this book puts the stability of the system at |
---|
| 27 | risk.</para> |
---|
| 28 | |
---|
[6d4c909] | 29 | <para os="db">Disable linking to <filename>libgcc_eh</filename>:</para> |
---|
[3f8be484] | 30 | |
---|
[093b0e8] | 31 | <screen os="dc"><userinput>cp -v Makeconfig{,.orig} |
---|
| 32 | sed -e 's/-lgcc_eh//g' Makeconfig.orig > Makeconfig</userinput></screen> |
---|
[3f8be484] | 33 | |
---|
| 34 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
[093b0e8] | 35 | href="../../final-system/common/eglibc.xml" |
---|
[3f8be484] | 36 | xpointer="xpointer(//*[@os='e'])"/> |
---|
| 37 | |
---|
| 38 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
[093b0e8] | 39 | href="../../final-system/common/eglibc.xml" |
---|
[3f8be484] | 40 | xpointer="xpointer(//*[@os='f'])"/> |
---|
| 41 | |
---|
[0220731] | 42 | <para os="dd">The following lines need to be added to |
---|
[093b0e8] | 43 | <filename>config.cache</filename> for EGLIBC to support NPTL:</para> |
---|
[3f8be484] | 44 | |
---|
[c768003] | 45 | <screen os="de"><userinput>cat > config.cache << "EOF" |
---|
[5a5e71f] | 46 | libc_cv_forced_unwind=yes |
---|
| 47 | libc_cv_c_cleanup=yes |
---|
[bd01f75] | 48 | libc_cv_gnu89_inline=yes |
---|
[5a5e71f] | 49 | EOF</userinput></screen> |
---|
[3f8be484] | 50 | |
---|
| 51 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
[093b0e8] | 52 | href="../../final-system/common/eglibc.xml" |
---|
[3f8be484] | 53 | xpointer="xpointer(//*[@os='g'])"/> |
---|
| 54 | |
---|
[07114c98] | 55 | <screen os="df"><userinput>BUILD_CC="gcc" CC="${CLFS_TARGET}-gcc" \ |
---|
| 56 | AR="${CLFS_TARGET}-ar" RANLIB="${CLFS_TARGET}-ranlib" \ |
---|
[093b0e8] | 57 | ../eglibc-&eglibc-version;/configure --prefix=/tools \ |
---|
[07114c98] | 58 | --host=${CLFS_TARGET} --build=${CLFS_HOST} \ |
---|
[3f8be484] | 59 | --disable-profile --enable-add-ons \ |
---|
| 60 | --with-tls --enable-kernel=2.6.0 --with-__thread \ |
---|
[bc2e3fa] | 61 | --with-binutils=/cross-tools/bin --with-headers=/tools/include \ |
---|
[3f8be484] | 62 | --cache-file=config.cache</userinput></screen> |
---|
| 63 | |
---|
[d3a4fc0] | 64 | <variablelist os="dg"> |
---|
[3f8be484] | 65 | <title>The meaning of the new configure options:</title> |
---|
| 66 | |
---|
[d3a4fc0] | 67 | <varlistentry os="dg1"> |
---|
[3f8be484] | 68 | <term><parameter>BUILD_CC="gcc"</parameter></term> |
---|
| 69 | <listitem> |
---|
[093b0e8] | 70 | <para>This sets EGLIBC to use the current compiler on our system. This is |
---|
| 71 | used to create the tools EGLIBC uses during its build.</para> |
---|
[3f8be484] | 72 | </listitem> |
---|
| 73 | </varlistentry> |
---|
| 74 | |
---|
[d3a4fc0] | 75 | <varlistentry os="dg2"> |
---|
[07114c98] | 76 | <term><parameter>CC="${CLFS_TARGET}-gcc"</parameter></term> |
---|
[3f8be484] | 77 | <listitem> |
---|
[093b0e8] | 78 | <para>This forces EGLIBC to use the GCC compiler that we made for our target |
---|
[d3a4fc0] | 79 | architecture.</para> |
---|
[3f8be484] | 80 | </listitem> |
---|
| 81 | </varlistentry> |
---|
| 82 | |
---|
[d3a4fc0] | 83 | <varlistentry os="dg3"> |
---|
[07114c98] | 84 | <term><parameter>AR="${CLFS_TARGET}-ar"</parameter></term> |
---|
[3f8be484] | 85 | <listitem> |
---|
[093b0e8] | 86 | <para>This forces EGLIBC to use the <command>ar</command> utility |
---|
[df709be] | 87 | we made for our target architecture.</para> |
---|
[3f8be484] | 88 | </listitem> |
---|
| 89 | </varlistentry> |
---|
| 90 | |
---|
[d3a4fc0] | 91 | <varlistentry os="dg4"> |
---|
[07114c98] | 92 | <term><parameter>RANLIB="${CLFS_TARGET}-ranlib"</parameter></term> |
---|
[3f8be484] | 93 | <listitem> |
---|
[093b0e8] | 94 | <para>This forces EGLIBC to use the <command>ranlib</command> utility |
---|
[df709be] | 95 | we made for our target architecture.</para> |
---|
[3f8be484] | 96 | </listitem> |
---|
| 97 | </varlistentry> |
---|
| 98 | |
---|
[d3a4fc0] | 99 | <varlistentry os="dg5"> |
---|
[3f8be484] | 100 | <term><parameter>--disable-profile</parameter></term> |
---|
| 101 | <listitem> |
---|
[d3a4fc0] | 102 | <para>This builds the libraries without profiling information. |
---|
[e3196bd] | 103 | Omit this option if profiling on the temporary tools is necessary.</para> |
---|
[3f8be484] | 104 | </listitem> |
---|
| 105 | </varlistentry> |
---|
| 106 | |
---|
[d3a4fc0] | 107 | <varlistentry os="dg6"> |
---|
[3f8be484] | 108 | <term><parameter>--enable-add-ons</parameter></term> |
---|
| 109 | <listitem> |
---|
[093b0e8] | 110 | <para>This tells EGLIBC to utilize all add-ons that are |
---|
[e9e2255] | 111 | available.</para> |
---|
[3f8be484] | 112 | </listitem> |
---|
| 113 | </varlistentry> |
---|
| 114 | |
---|
[d3a4fc0] | 115 | <varlistentry os="dg7"> |
---|
[3f8be484] | 116 | <term><parameter>--with-tls</parameter></term> |
---|
| 117 | <listitem> |
---|
[093b0e8] | 118 | <para>This tells EGLIBC to use Thread Local Storage.</para> |
---|
[3f8be484] | 119 | </listitem> |
---|
| 120 | </varlistentry> |
---|
| 121 | |
---|
[d3a4fc0] | 122 | <varlistentry os="dg8"> |
---|
[c814e64] | 123 | <term><parameter>--enable-kernel=2.6.0</parameter></term> |
---|
| 124 | <listitem> |
---|
[093b0e8] | 125 | <para>This tells EGLIBC to compile the library with support |
---|
[c814e64] | 126 | for 2.6.x Linux kernels.</para> |
---|
| 127 | </listitem> |
---|
| 128 | </varlistentry> |
---|
| 129 | |
---|
| 130 | <varlistentry os="dg9"> |
---|
[3f8be484] | 131 | <term><parameter>--with-__thread</parameter></term> |
---|
| 132 | <listitem> |
---|
[093b0e8] | 133 | <para>This tells EGLIBC to use use the __thread for libc and |
---|
[d3a4fc0] | 134 | libpthread builds.</para> |
---|
[3f8be484] | 135 | </listitem> |
---|
| 136 | </varlistentry> |
---|
| 137 | |
---|
[c814e64] | 138 | <varlistentry os="dg10"> |
---|
[bc2e3fa] | 139 | <term><parameter>--with-binutils=/cross-tools/bin</parameter></term> |
---|
[3f8be484] | 140 | <listitem> |
---|
[093b0e8] | 141 | <para>This tells EGLIBC to use the Binutils that are specific to |
---|
[d3a4fc0] | 142 | our target architecture.</para> |
---|
[3f8be484] | 143 | </listitem> |
---|
| 144 | </varlistentry> |
---|
| 145 | |
---|
[c814e64] | 146 | <varlistentry os="dg11"> |
---|
| 147 | <term><parameter>--with-headers=/tools/include</parameter></term> |
---|
| 148 | <listitem> |
---|
[093b0e8] | 149 | <para>This tells EGLIBC to compile itself against the headers |
---|
[c814e64] | 150 | recently installed to the <filename class="directory">/tools</filename> |
---|
| 151 | directory, so that it knows exactly what features the kernel has |
---|
| 152 | and can optimize itself accordingly.</para> |
---|
| 153 | </listitem> |
---|
| 154 | </varlistentry> |
---|
| 155 | |
---|
| 156 | <varlistentry os="dg12"> |
---|
[3f8be484] | 157 | <term><parameter>--cache-file=config.cache</parameter></term> |
---|
| 158 | <listitem> |
---|
[093b0e8] | 159 | <para>This tells EGLIBC to utilize a premade cache file.</para> |
---|
[3f8be484] | 160 | </listitem> |
---|
| 161 | </varlistentry> |
---|
| 162 | |
---|
| 163 | </variablelist> |
---|
| 164 | |
---|
[d3a4fc0] | 165 | <para os="dh">During this stage the following warning might appear:</para> |
---|
[3f8be484] | 166 | |
---|
[d3a4fc0] | 167 | <blockquote os="di"><screen><computeroutput>configure: WARNING: |
---|
[3f8be484] | 168 | *** These auxiliary programs are missing or |
---|
| 169 | *** incompatible versions: msgfmt |
---|
| 170 | *** some features will be disabled. |
---|
| 171 | *** Check the INSTALL file for required versions.</computeroutput></screen></blockquote> |
---|
| 172 | |
---|
[d3a4fc0] | 173 | <para os="dj">The missing or incompatible <command>msgfmt</command> program is |
---|
[3f8be484] | 174 | generally harmless. This <command>msgfmt</command> program is part of the |
---|
| 175 | Gettext package which the host distribution should provide.</para> |
---|
| 176 | |
---|
[d3a4fc0] | 177 | <para os="dk">Compile the package:</para> |
---|
[3f8be484] | 178 | |
---|
[d3a4fc0] | 179 | <screen os="dl"><userinput>make</userinput></screen> |
---|
[3f8be484] | 180 | |
---|
[d3a4fc0] | 181 | <para os="dm">Install the package:</para> |
---|
[3f8be484] | 182 | |
---|
[d3a4fc0] | 183 | <screen os="dn"><userinput>make install</userinput></screen> |
---|
[3f8be484] | 184 | |
---|
| 185 | </sect2> |
---|
| 186 | |
---|
| 187 | <sect2 role="content"> |
---|
| 188 | <title/> |
---|
| 189 | |
---|
| 190 | <para>Details on this package are located in <xref |
---|
[093b0e8] | 191 | linkend="contents-eglibc" role="."/></para> |
---|
[3f8be484] | 192 | |
---|
| 193 | </sect2> |
---|
| 194 | |
---|
| 195 | </sect1> |
---|