[1fa2099] | 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-tools-binutils-pass2" role="wrap">
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| 9 | <?dbhtml filename="binutils-pass2.html"?>
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| 10 |
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| 11 | <sect1info condition="script">
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| 12 | <productname>binutils</productname>
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| 13 | <productnumber>&binutils-version;</productnumber>
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| 14 | <address>&binutils-url;</address>
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| 15 | </sect1info>
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| 16 |
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| 17 | <title>Binutils-&binutils-version; - Pass 2</title>
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| 18 |
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| 19 | <indexterm zone="ch-tools-binutils-pass2">
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| 20 | <primary sortas="a-Binutils">Binutils</primary>
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| 21 | <secondary>tools, pass 2</secondary>
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| 22 | </indexterm>
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| 23 |
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| 24 | <sect2 role="package">
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| 25 | <title/>
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| 26 |
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| 27 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 28 | href="../chapter06/binutils.xml"
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| 29 | xpointer="xpointer(/sect1/sect2[1]/para[1])"/>
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| 30 |
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| 31 | <segmentedlist>
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| 32 | <segtitle>&buildtime;</segtitle>
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| 33 | <segtitle>&diskspace;</segtitle>
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| 34 |
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| 35 | <seglistitem>
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| 36 | <seg>&binutils-ch5p2-sbu;</seg>
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| 37 | <seg>&binutils-ch5p2-du;</seg>
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| 38 | </seglistitem>
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| 39 | </segmentedlist>
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| 40 |
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| 41 | </sect2>
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| 42 |
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| 43 | <sect2 role="installation">
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| 44 | <title>Installation of Binutils</title>
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| 45 |
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| 46 | <para>Create a separate build directory again:</para>
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| 47 |
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| 48 | <screen><userinput remap="pre">mkdir -v build
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| 49 | cd build</userinput></screen>
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| 50 |
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| 51 | <para>Prepare Binutils for compilation:</para>
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| 52 |
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[8eb3fe4] | 53 | <screen arch="default"><userinput remap="configure">CC=$LFS_TGT-gcc \
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[1fa2099] | 54 | AR=$LFS_TGT-ar \
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| 55 | RANLIB=$LFS_TGT-ranlib \
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| 56 | ../configure \
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| 57 | --prefix=/tools \
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| 58 | --disable-nls \
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| 59 | --disable-werror \
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| 60 | --with-lib-path=/tools/lib \
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| 61 | --with-sysroot</userinput></screen>
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| 62 |
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[8eb3fe4] | 63 | <screen arch="multilib"><userinput remap="configure">CC=$LFS_TGT-gcc \
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| 64 | AR=$LFS_TGT-ar \
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| 65 | RANLIB=$LFS_TGT-ranlib \
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| 66 | ../configure \
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| 67 | --prefix=/tools \
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| 68 | --disable-nls \
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| 69 | --disable-werror \
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| 70 | --with-lib-path=/tools/lib:/tools/lib32:/tools/libx32 \
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| 71 | --with-sysroot \
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| 72 | --enable-64-bit-bfd \
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| 73 | --enable-multilib</userinput></screen>
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| 74 |
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[1fa2099] | 75 | <variablelist>
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| 76 | <title>The meaning of the new configure options:</title>
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| 77 |
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| 78 | <varlistentry>
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| 79 | <term><parameter>CC=$LFS_TGT-gcc AR=$LFS_TGT-ar RANLIB=$LFS_TGT-ranlib</parameter></term>
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| 80 | <listitem>
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| 81 | <para>Because this is really a native build of Binutils, setting these
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| 82 | variables ensures that the build system uses the cross-compiler and
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| 83 | associated tools instead of the ones on the host system.</para>
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| 84 | </listitem>
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| 85 | </varlistentry>
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| 86 |
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[8eb3fe4] | 87 | <varlistentry arch="default">
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[1fa2099] | 88 | <term><parameter>--with-lib-path=/tools/lib</parameter></term>
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| 89 | <listitem>
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| 90 | <para>This tells the configure script to specify the library
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| 91 | search path during the compilation of Binutils, resulting in
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| 92 | <filename class="directory">/tools/lib</filename> being passed
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| 93 | to the linker. This prevents the linker from searching through
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| 94 | library directories on the host.</para>
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| 95 | </listitem>
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| 96 | </varlistentry>
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| 97 |
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[8eb3fe4] | 98 | <varlistentry arch="multilib">
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| 99 | <term><parameter>--with-lib-path=/tools/lib:...</parameter></term>
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| 100 | <listitem>
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| 101 | <para>This tells the configure script to specify the library
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| 102 | search path during the compilation of Binutils, resulting in
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| 103 | <filename class="directory">/tools/lib</filename>,
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| 104 | <filename class="directory">/tools/lib32</filename> and
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| 105 | <filename class="directory">/tools/libx32</filename> being passed
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| 106 | to the linker. This prevents the linker from searching through
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| 107 | library directories on the host.</para>
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| 108 | </listitem>
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| 109 | </varlistentry>
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| 110 |
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[1fa2099] | 111 | <varlistentry>
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| 112 | <term><parameter>--with-sysroot</parameter></term>
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| 113 | <listitem>
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| 114 | <para>The sysroot feature enables the linker to find shared objects
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| 115 | which are required by other shared objects explicitly included on the
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| 116 | linker's command line. Without this, some packages may not build
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| 117 | successfully on some hosts.</para>
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| 118 | </listitem>
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| 119 | </varlistentry>
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| 120 |
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[8eb3fe4] | 121 | <varlistentry arch="multilib">
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| 122 | <term><parameter>--enable-64-bit-bfd</parameter></term>
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| 123 | <listitem>
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| 124 | <para>TODO</para>
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| 125 | </listitem>
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| 126 | </varlistentry>
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| 127 |
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| 128 | <varlistentry arch="multilib">
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| 129 | <term><parameter>--enable-multilib</parameter></term>
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| 130 | <listitem>
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| 131 | <para>TODO</para>
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| 132 | </listitem>
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| 133 | </varlistentry>
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| 134 |
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[1fa2099] | 135 | </variablelist>
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| 136 |
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| 137 | <para>Compile the package:</para>
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| 138 |
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| 139 | <screen><userinput remap="make">make</userinput></screen>
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| 140 |
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| 141 | <para>Install the package:</para>
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| 142 |
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| 143 | <screen><userinput remap="install">make install</userinput></screen>
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| 144 |
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| 145 | <para>Now prepare the linker for the <quote>Re-adjusting</quote> phase in
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| 146 | the next chapter:</para>
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| 147 |
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[8eb3fe4] | 148 | <screen arch="default"><userinput remap="adjust">make -C ld clean
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[1fa2099] | 149 | make -C ld LIB_PATH=/usr/lib:/lib
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[8eb3fe4] | 150 | cp -v ld/ld-new /tools/bin</userinput></screen>
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| 151 |
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| 152 | <screen arch="multilib"><userinput remap="adjust">make -C ld clean
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| 153 | make -C ld LIB_PATH=/usr/lib:/lib:/usr/lib32:/lib32:/usr/libx32:/libx32
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[1fa2099] | 154 | cp -v ld/ld-new /tools/bin</userinput></screen>
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| 155 |
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| 156 | <variablelist>
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| 157 | <title>The meaning of the make parameters:</title>
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| 158 |
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| 159 | <varlistentry>
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| 160 | <term><parameter>-C ld clean</parameter></term>
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| 161 | <listitem>
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| 162 | <para>This tells the make program to remove all compiled
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| 163 | files in the <filename class="directory">ld</filename>
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| 164 | subdirectory.</para>
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| 165 | </listitem>
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| 166 | </varlistentry>
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| 167 |
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| 168 | <varlistentry>
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| 169 | <term><parameter>-C ld LIB_PATH=/usr/lib:/lib</parameter></term>
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| 170 | <listitem>
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| 171 | <para>This option rebuilds everything in the <filename
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| 172 | class="directory">ld</filename> subdirectory. Specifying the
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| 173 | <envar>LIB_PATH</envar> Makefile variable on the command line
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| 174 | allows us to override the default value of the temporary tools
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| 175 | and point it to the proper final path. The value of this variable
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| 176 | specifies the linker's default library search path. This
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| 177 | preparation is used in the next chapter.</para>
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| 178 | </listitem>
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| 179 | </varlistentry>
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| 180 |
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| 181 | </variablelist>
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| 182 |
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| 183 | </sect2>
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| 184 |
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| 185 | <sect2 role="content">
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| 186 | <title/>
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| 187 |
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| 188 | <para>Details on this package are located in
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| 189 | <xref linkend="contents-binutils" role="."/></para>
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| 190 |
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| 191 | </sect2>
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| 192 |
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| 193 | </sect1>
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