[3f8be484] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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[aa18ac0] | 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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[3f8be484] | 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-glibc" role="wrap"> |
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| 9 | <?dbhtml filename="glibc.html"?> |
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| 10 | |
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| 11 | <title>Glibc-&glibc-version;</title> |
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| 12 | |
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| 13 | <indexterm zone="ch-cross-tools-glibc"> |
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| 14 | <primary sortas="a-Glibc">Glibc</primary> |
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| 15 | <secondary>cross tools</secondary> |
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| 16 | </indexterm> |
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| 17 | |
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[cf66ceae] | 18 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 19 | href="../../final-system/common/glibc.xml" |
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| 20 | xpointer="xpointer(//*[@role='package'])"/> |
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[3f8be484] | 21 | |
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| 22 | <sect2 role="installation"> |
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| 23 | <title>Installation of Glibc</title> |
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| 24 | |
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| 25 | <para os="da">It should be noted that compiling Glibc in any way other than |
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| 26 | the method suggested in this book puts the stability of the system at |
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| 27 | risk.</para> |
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| 28 | |
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[6d4c909] | 29 | <para os="db">Disable linking to <filename>libgcc_eh</filename>:</para> |
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[3f8be484] | 30 | |
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| 31 | <screen os="dc"><userinput>patch -Np1 -i ../&glibc-libgcc_eh-patch;</userinput></screen> |
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| 32 | |
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| 33 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 34 | href="../../final-system/common/glibc.xml" |
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| 35 | xpointer="xpointer(//*[@os='c'])"/> |
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| 36 | |
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| 37 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 38 | href="../../final-system/common/glibc.xml" |
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| 39 | xpointer="xpointer(//*[@os='d'])"/> |
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| 40 | |
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| 41 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 42 | href="../../final-system/common/glibc.xml" |
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| 43 | xpointer="xpointer(//*[@os='e'])"/> |
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| 44 | |
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| 45 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 46 | href="../../final-system/common/glibc.xml" |
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| 47 | xpointer="xpointer(//*[@os='f'])"/> |
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| 48 | |
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[0220731] | 49 | <para os="dd">The following lines need to be added to |
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| 50 | <filename>config.cache</filename> for Glibc to support NPTL:</para> |
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[3f8be484] | 51 | |
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[c768003] | 52 | <screen os="de"><userinput>cat > config.cache << "EOF" |
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[5a5e71f] | 53 | libc_cv_forced_unwind=yes |
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| 54 | libc_cv_c_cleanup=yes |
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| 55 | libc_cv_gnu99_inline=yes |
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| 56 | EOF</userinput></screen> |
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[3f8be484] | 57 | |
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| 58 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 59 | href="../../final-system/common/glibc.xml" |
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| 60 | xpointer="xpointer(//*[@os='g'])"/> |
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| 61 | |
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[07114c98] | 62 | <screen os="df"><userinput>BUILD_CC="gcc" CC="${CLFS_TARGET}-gcc" \ |
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| 63 | AR="${CLFS_TARGET}-ar" RANLIB="${CLFS_TARGET}-ranlib" \ |
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[3f8be484] | 64 | ../glibc-&glibc-version;/configure --prefix=/tools \ |
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[07114c98] | 65 | --host=${CLFS_TARGET} --build=${CLFS_HOST} \ |
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[3f8be484] | 66 | --disable-profile --enable-add-ons \ |
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| 67 | --with-tls --enable-kernel=2.6.0 --with-__thread \ |
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[bc2e3fa] | 68 | --with-binutils=/cross-tools/bin --with-headers=/tools/include \ |
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[3f8be484] | 69 | --cache-file=config.cache</userinput></screen> |
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| 70 | |
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[d3a4fc0] | 71 | <variablelist os="dg"> |
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[3f8be484] | 72 | <title>The meaning of the new configure options:</title> |
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| 73 | |
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[d3a4fc0] | 74 | <varlistentry os="dg1"> |
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[3f8be484] | 75 | <term><parameter>BUILD_CC="gcc"</parameter></term> |
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| 76 | <listitem> |
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[6d4c909] | 77 | <para>This sets Glibc to use the current compiler on our system. This is |
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[8a74dc5] | 78 | used to create the tools Glibc uses during its build.</para> |
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[3f8be484] | 79 | </listitem> |
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| 80 | </varlistentry> |
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| 81 | |
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[d3a4fc0] | 82 | <varlistentry os="dg2"> |
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[07114c98] | 83 | <term><parameter>CC="${CLFS_TARGET}-gcc"</parameter></term> |
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[3f8be484] | 84 | <listitem> |
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[df709be] | 85 | <para>This forces Glibc to use the GCC compiler that we made for our target |
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[d3a4fc0] | 86 | architecture.</para> |
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[3f8be484] | 87 | </listitem> |
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| 88 | </varlistentry> |
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| 89 | |
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[d3a4fc0] | 90 | <varlistentry os="dg3"> |
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[07114c98] | 91 | <term><parameter>AR="${CLFS_TARGET}-ar"</parameter></term> |
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[3f8be484] | 92 | <listitem> |
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[df709be] | 93 | <para>This forces Glibc to use the <command>ar</command> utility |
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| 94 | we made for our target architecture.</para> |
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[3f8be484] | 95 | </listitem> |
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| 96 | </varlistentry> |
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| 97 | |
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[d3a4fc0] | 98 | <varlistentry os="dg4"> |
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[07114c98] | 99 | <term><parameter>RANLIB="${CLFS_TARGET}-ranlib"</parameter></term> |
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[3f8be484] | 100 | <listitem> |
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[df709be] | 101 | <para>This forces Glibc to use the <command>ranlib</command> utility |
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| 102 | we made for our target architecture.</para> |
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[3f8be484] | 103 | </listitem> |
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| 104 | </varlistentry> |
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| 105 | |
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[d3a4fc0] | 106 | <varlistentry os="dg5"> |
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[3f8be484] | 107 | <term><parameter>--disable-profile</parameter></term> |
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| 108 | <listitem> |
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[d3a4fc0] | 109 | <para>This builds the libraries without profiling information. |
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| 110 | Omit this option if profiling on the temporary tools is necessary.</para> |
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[3f8be484] | 111 | </listitem> |
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| 112 | </varlistentry> |
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| 113 | |
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[d3a4fc0] | 114 | <varlistentry os="dg6"> |
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[3f8be484] | 115 | <term><parameter>--enable-add-ons</parameter></term> |
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| 116 | <listitem> |
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[e9e2255] | 117 | <para>This tells Glibc to utilize all add-ons that are |
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| 118 | available.</para> |
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[3f8be484] | 119 | </listitem> |
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| 120 | </varlistentry> |
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| 121 | |
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[d3a4fc0] | 122 | <varlistentry os="dg7"> |
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[3f8be484] | 123 | <term><parameter>--with-tls</parameter></term> |
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| 124 | <listitem> |
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[6d4c909] | 125 | <para>This tells Glibc to use Thread Local Storage.</para> |
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[3f8be484] | 126 | </listitem> |
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| 127 | </varlistentry> |
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| 128 | |
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[d3a4fc0] | 129 | <varlistentry os="dg8"> |
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[c814e64] | 130 | <term><parameter>--enable-kernel=2.6.0</parameter></term> |
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| 131 | <listitem> |
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| 132 | <para>This tells Glibc to compile the library with support |
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| 133 | for 2.6.x Linux kernels.</para> |
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| 134 | </listitem> |
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| 135 | </varlistentry> |
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| 136 | |
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| 137 | <varlistentry os="dg9"> |
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[3f8be484] | 138 | <term><parameter>--with-__thread</parameter></term> |
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| 139 | <listitem> |
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[6d4c909] | 140 | <para>This tells Glibc to use use the __thread for libc and |
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[d3a4fc0] | 141 | libpthread builds.</para> |
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[3f8be484] | 142 | </listitem> |
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| 143 | </varlistentry> |
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| 144 | |
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[c814e64] | 145 | <varlistentry os="dg10"> |
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[bc2e3fa] | 146 | <term><parameter>--with-binutils=/cross-tools/bin</parameter></term> |
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[3f8be484] | 147 | <listitem> |
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[6d4c909] | 148 | <para>This tells Glibc to use the Binutils that are specific to |
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[d3a4fc0] | 149 | our target architecture.</para> |
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[3f8be484] | 150 | </listitem> |
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| 151 | </varlistentry> |
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| 152 | |
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[c814e64] | 153 | <varlistentry os="dg11"> |
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| 154 | <term><parameter>--with-headers=/tools/include</parameter></term> |
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| 155 | <listitem> |
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| 156 | <para>This tells Glibc to compile itself against the headers |
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| 157 | recently installed to the <filename class="directory">/tools</filename> |
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| 158 | directory, so that it knows exactly what features the kernel has |
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| 159 | and can optimize itself accordingly.</para> |
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| 160 | </listitem> |
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| 161 | </varlistentry> |
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| 162 | |
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| 163 | <varlistentry os="dg12"> |
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[3f8be484] | 164 | <term><parameter>--cache-file=config.cache</parameter></term> |
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| 165 | <listitem> |
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[6d4c909] | 166 | <para>This tells Glibc to utilize a premade cache file.</para> |
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[3f8be484] | 167 | </listitem> |
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| 168 | </varlistentry> |
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| 169 | |
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| 170 | </variablelist> |
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| 171 | |
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[d3a4fc0] | 172 | <para os="dh">During this stage the following warning might appear:</para> |
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[3f8be484] | 173 | |
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[d3a4fc0] | 174 | <blockquote os="di"><screen><computeroutput>configure: WARNING: |
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[3f8be484] | 175 | *** These auxiliary programs are missing or |
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| 176 | *** incompatible versions: msgfmt |
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| 177 | *** some features will be disabled. |
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| 178 | *** Check the INSTALL file for required versions.</computeroutput></screen></blockquote> |
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| 179 | |
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[d3a4fc0] | 180 | <para os="dj">The missing or incompatible <command>msgfmt</command> program is |
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[3f8be484] | 181 | generally harmless. This <command>msgfmt</command> program is part of the |
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| 182 | Gettext package which the host distribution should provide.</para> |
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| 183 | |
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[d3a4fc0] | 184 | <para os="dk">Compile the package:</para> |
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[3f8be484] | 185 | |
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[d3a4fc0] | 186 | <screen os="dl"><userinput>make</userinput></screen> |
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[3f8be484] | 187 | |
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[d3a4fc0] | 188 | <para os="dm">Install the package:</para> |
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[3f8be484] | 189 | |
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[d3a4fc0] | 190 | <screen os="dn"><userinput>make install</userinput></screen> |
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[3f8be484] | 191 | |
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| 192 | </sect2> |
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| 193 | |
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| 194 | <sect2 role="content"> |
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| 195 | <title/> |
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| 196 | |
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| 197 | <para>Details on this package are located in <xref |
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| 198 | linkend="contents-glibc" role="."/></para> |
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| 199 | |
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| 200 | </sect2> |
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| 201 | |
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| 202 | </sect1> |
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