[ce14c07] | 1 | <sect2><title> </title><para> </para></sect2>
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| 2 |
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[6370fa6] | 3 | <sect2>
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| 4 | <title>Installation of Binutils</title>
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| 5 |
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[66e4325] | 6 | <para>It is important that Binutils be the first package to get compiled,
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| 7 | because both Glibc and GCC perform various tests on the available linker and
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| 8 | assembler to determine which of their own features to enable.</para>
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| 9 |
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[1f53626] | 10 | <note><para>Even though Binutils is an important toolchain package, we are not
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[40f4d66] | 11 | going to run the testsuite at this early stage. First, the testsuite framework
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| 12 | is not yet in place and second, the programs from this first pass will soon be
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| 13 | overwritten by those installed in the second pass.</para></note>
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[1f53626] | 14 |
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[28360cb] | 15 | <para>This package is known to behave badly when you have changed its default
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[2b114b25] | 16 | optimization flags (including the -march and -mcpu options). Therefore, if
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| 17 | you have defined any environment variables that override default
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| 18 | optimizations, such as CFLAGS and CXXFLAGS, we recommend unsetting or
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[66e4325] | 19 | modifying them when building Binutils.</para>
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[b43aab1] | 20 |
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[1bbb24b] | 21 | <para>It is recommended by the Binutils installation documentation to build
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| 22 | Binutils outside of the source directory in a dedicated directory:</para>
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[6370fa6] | 23 |
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[1bbb24b] | 24 | <para><screen><userinput>mkdir ../binutils-build
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| 25 | cd ../binutils-build</userinput></screen></para>
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[d6bc819] | 26 |
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[1bbb24b] | 27 | <para>Next, prepare Binutils to be compiled:</para>
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| 28 |
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[84a7dc2] | 29 | <para><screen><userinput>../binutils-&binutils-version;/configure \
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[148bb04] | 30 | --prefix=/tools --disable-nls</userinput></screen></para>
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[1bbb24b] | 31 |
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[087e584] | 32 | <para>The meaning of the configure switches:</para>
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[1bbb24b] | 33 |
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| 34 | <itemizedlist>
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[148bb04] | 35 | <listitem><para><userinput>--prefix=/tools</userinput>: This tells the
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[66e4325] | 36 | configure script to prepare to install the Binutils programs in the
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[148bb04] | 37 | <filename>/tools</filename> directory.</para></listitem>
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[66e4325] | 38 | <listitem><para><userinput>--disable-nls</userinput>: This disables
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| 39 | internationalization (a word often shortened to i18n). We don't need this
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| 40 | for our static programs and <emphasis>nls</emphasis> often causes problems
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| 41 | when linking statically.</para></listitem>
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[1bbb24b] | 42 | </itemizedlist>
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| 43 |
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[4a88065] | 44 | <para>Continue with compiling the package:</para>
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[1bbb24b] | 45 |
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[615efc85] | 46 | <para><screen><userinput>make configure-host
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| 47 | make LDFLAGS="-all-static"</userinput></screen></para>
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[6370fa6] | 48 |
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[087e584] | 49 | <para>The meaning of the make option:</para>
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[90423c0] | 50 |
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| 51 | <itemizedlist>
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[66e4325] | 52 | <listitem><para><userinput>LDFLAGS="-all-static"</userinput>: This tells
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| 53 | the linker that all the Binutils programs should be linked
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| 54 | statically.</para></listitem>
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[90423c0] | 55 | </itemizedlist>
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[1bbb24b] | 56 |
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[66e4325] | 57 | <para>And install the package:</para>
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[4a88065] | 58 |
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[e91d8ce] | 59 | <para><screen><userinput>make install</userinput></screen></para>
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[4a88065] | 60 |
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[18b65e2b] | 61 | <para>Now prepare the linker for the "locking in" of Glibc later on:</para>
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[66e4325] | 62 |
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[bc82645e] | 63 | <para><screen><userinput>make -C ld clean
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[148bb04] | 64 | make -C ld LIB_PATH=/tools/lib</userinput></screen></para>
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[bc82645e] | 65 |
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[72730c3] | 66 | <caution><para>Do not yet remove the Binutils build and source
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[087e584] | 67 | directories. You will need them again in their current state a bit further on
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[72730c3] | 68 | in this chapter.</para></caution>
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[bc82645e] | 69 |
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[6370fa6] | 70 | </sect2>
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| 71 |
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