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Last change
on this file since 75f784f was bf8c11f, checked in by Jim Gifford <clfs@…>, 20 years ago |
r627@server (orig r625): jim | 2005-10-31 12:59:34 -0800
Import of Cross-LFS Book
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| 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-temp-tools-flags">
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| 9 | <?dbhtml filename="flags.html"?>
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| 10 |
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| 11 | <title>Build Flags</title>
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| 12 |
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| 13 | <para>We will need to setup target specific flags for the compiler
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| 14 | and linkers.</para>
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| 15 |
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| 16 | <screen><userinput>export BUILD32="-mabi=32"
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| 17 | export BUILDN32="-mabi=n32"
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| 18 | export BUILD64="-mabi=64"</userinput></screen>
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| 19 |
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| 20 | <para>You will need to set your host target triplet for o32 bit:</para>
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| 21 |
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| 22 | <screen><userinput>export LFS_TARGET32="`echo ${MACH_TYPE}| sed -e 's/64//g'`"</userinput></screen>
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| 23 |
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| 24 | <para>To prevent errors when you come back to your build, we will export these
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| 25 | variables to prevent any build issues in the future:</para>
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| 26 |
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| 27 | <screen><userinput>echo export BUILD32=\""${BUILD32}\"" >> ~/.bash_profile
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| 28 | echo export BUILDN32=\""${BUILDN32}\"" >> ~/.bash_profile
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| 29 | echo export BUILD64=\""${BUILD64}\"" >> ~/.bash_profile
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| 30 | echo export LFS_TARGET32=\""${LFS_TARGET32}\"" >> ~/.bash_profile</userinput></screen>
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| 31 |
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| 32 | </sect1>
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