1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
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3 | "http://www.oasis-open.org/docbook/xml/4.4/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-gcc-static" role="wrap">
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9 | <?dbhtml filename="gcc-static.html"?>
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10 |
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11 | <title>Cross GCC-&gcc-version; - Static</title>
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12 |
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13 | <indexterm zone="ch-cross-tools-gcc-static">
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14 | <primary sortas="a-GCC">GCC</primary>
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15 | <secondary>cross tools, static</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 GCC package contains the GNU compiler collection, which includes
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22 | the C and C++ compilers.</para>
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23 |
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24 | </sect2>
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25 |
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26 | <sect2 role="installation">
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27 | <title>Installation of Cross GCC Compiler with Static libgcc
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28 | and no Threads</title>
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29 |
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30 | <para os="p1">To make sure that a couple of tools use the proper syntax,
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31 | apply the following patch:</para>
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32 |
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33 | <screen os="p2"><userinput>patch -Np1 -i ../&gcc-posix-patch;</userinput></screen>
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34 |
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35 | <para os="p3">The following patch is needed for GCC to build against uClibc:</para>
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36 |
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37 | <screen os="p4"><userinput>patch -Np1 -i ../&gcc-uclibc-patch;</userinput></screen>
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38 |
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39 | <para os="p5">The following patch fixes the searching of multilib dirs for
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40 | specs file.The patch standardizes the gcc drivers path iteration functions,
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41 | ensuring multilib directories are searched in the correct order. This fixes
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42 | various issues, most noticably with libtool on multilib systems:</para>
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43 |
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44 | <screen os="p6"><userinput>patch -Np1 -i ../&gcc-PR20425-patch;</userinput></screen>
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45 |
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46 | <para os="p7">The following patch ensures that <command>gcc</command> does not
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47 | search the <filename class="directory">/usr</filename> directory for
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48 | <filename class="libraryfile">libgcc_s.so</filename> when
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49 | cross-compiling:</para>
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50 |
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51 | <screen os="p8"><userinput>patch -Np1 -i ../&gcc-cross_search-patch;</userinput></screen>
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52 |
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53 | <para os="c">The GCC documentation recommends building GCC outside of the source
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54 | directory in a dedicated build directory:</para>
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55 |
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56 | <screen os="d"><userinput>mkdir -v ../gcc-build
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57 | cd ../gcc-build</userinput></screen>
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58 |
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59 | <para os="e">Prepare GCC for compilation:</para>
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60 |
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61 | <screen os="ae"><userinput>../gcc-&gcc-version;/configure --prefix=${CLFS}/cross-tools \
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62 | --host=${CLFS_HOST} --target=${CLFS_TARGET} --disable-multilib \
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63 | --with-sysroot=${CLFS} --disable-nls --disable-shared --disable-threads \
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64 | --enable-languages=c --disable-threads</userinput></screen>
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65 |
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66 | <variablelist os="af">
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67 | <title>The meaning of the configure options:</title>
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68 |
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69 | <varlistentry>
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70 | <term><parameter>--disable-shared</parameter></term>
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71 | <listitem>
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72 | <para>Disables the creation of the shared libraries.</para>
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73 | </listitem>
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74 | </varlistentry>
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75 |
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76 | <varlistentry>
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77 | <term><parameter>--disable-threads</parameter></term>
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78 | <listitem>
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79 | <para>This will prevent GCC from looking for the multi-thread
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80 | include files, since they haven't been created for this architecture
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81 | yet. GCC will be able to find the multi-thread information after
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82 | the Glibc headers are created.</para>
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83 | </listitem>
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84 | </varlistentry>
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85 |
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86 | <varlistentry>
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87 | <term><parameter>--enable-languages=c</parameter></term>
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88 | <listitem>
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89 | <para>This option ensures that only the C compiler is built.</para>
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90 | </listitem>
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91 | </varlistentry>
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92 |
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93 | </variablelist>
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94 |
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95 | <para os="ag">Continue with compiling the package:</para>
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96 |
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97 | <screen os="ah"><userinput>make all-gcc</userinput></screen>
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98 |
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99 | <para os="ai">Install the package:</para>
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100 |
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101 | <screen os="aj"><userinput>make install-gcc</userinput></screen>
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102 |
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103 | </sect2>
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104 |
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105 | <sect2 role="content">
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106 | <title/>
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107 |
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108 | <para>Details on this package are located in <xref
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109 | linkend="contents-gcc" role="."/></para>
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110 |
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111 | </sect2>
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112 |
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113 | </sect1>
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