| 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-system-adjusting"> |
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| 9 | <?dbhtml filename="adjusting.html"?> |
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| 10 | |
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| 11 | <title>Adjusting the Toolchain</title> |
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| 12 | |
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| 13 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 14 | href="../x86/adjusting.xml" |
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| 15 | xpointer="xpointer(//*[@os='a'])"/> |
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| 16 | |
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| 17 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 18 | href="../x86/adjusting.xml" |
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| 19 | xpointer="xpointer(//*[@os='b'])"/> |
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| 20 | |
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| 21 | <screen os="c"><userinput>gcc -dumpspecs | \ |
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| 22 | perl -pi -e 's@/tools/lib/ld@/lib/ld@g;' \ |
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| 23 | -e 's@/tools/lib32/ld@/lib32/ld@g;' \ |
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| 24 | -e 's@\*startfile_prefix_spec:\n@$_/usr/lib/ @g;' > \ |
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| 25 | `dirname $(gcc --print-libgcc-file-name)`/specs</userinput></screen> |
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| 26 | |
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| 27 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 28 | href="../x86/adjusting.xml" |
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| 29 | xpointer="xpointer(//*[@os='d'])"/> |
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| 30 | |
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| 31 | <para>Note that <filename class="directory">/lib</filename> or |
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| 32 | <filename class="directory">/lib32</filename> is now the prefix |
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| 33 | of our dynamic linker.</para> |
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| 34 | |
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| 35 | <caution> |
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| 36 | |
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| 37 | <para>It is imperative at this point to stop and ensure that |
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| 38 | the basic functions (compiling and linking) of the adjusted toolchain |
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| 39 | are working as expected. Since we are doing a 64 bit only build, we |
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| 40 | will only test the 64 bit ABI. To do this, perform a sanity |
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| 41 | check:</para> |
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| 42 | |
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| 43 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 44 | href="../x86/adjusting.xml" |
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| 45 | xpointer="xpointer(//*[@os='g'])"/> |
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| 46 | |
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| 47 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 48 | href="../x86/adjusting.xml" |
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| 49 | xpointer="xpointer(//*[@os='h'])"/> |
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| 50 | |
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| 51 | <screen><computeroutput>[Requesting program interpreter: /lib/ld-linux-x86-64.so.2]</computeroutput></screen> |
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| 52 | |
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| 53 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 54 | href="../x86/adjusting.xml" |
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| 55 | xpointer="xpointer(//*[@os='j'])"/> |
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| 56 | |
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| 57 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 58 | href="../x86/adjusting.xml" |
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| 59 | xpointer="xpointer(//*[@os='k'])"/> |
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| 60 | |
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| 61 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 62 | href="../x86/adjusting.xml" |
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| 63 | xpointer="xpointer(//*[@os='l'])"/> |
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| 64 | |
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| 65 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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| 66 | href="../x86/adjusting.xml" |
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| 67 | xpointer="xpointer(//*[@os='m'])"/> |
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| 68 | |
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| 69 | </caution> |
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| 70 | |
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| 71 | </sect1> |
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