[8ffe6ef] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
|
---|
| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
|
---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
|
---|
| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
|
---|
| 5 | %general-entities;
|
---|
| 6 | ]>
|
---|
| 7 |
|
---|
| 8 | <sect1 id="ch-temp-system-variables">
|
---|
| 9 | <?dbhtml filename="variables.html"?>
|
---|
| 10 |
|
---|
| 11 | <title>Build Variables</title>
|
---|
| 12 |
|
---|
| 13 | <para>Setup target-specific variables for the compiler
|
---|
| 14 | and linkers:</para>
|
---|
| 15 |
|
---|
| 16 | <screen><userinput>export CC="${CLFS_TARGET}-gcc ${BUILD64}"
|
---|
| 17 | export CXX="${CLFS_TARGET}-g++ ${BUILD64}"
|
---|
| 18 | export AR="${CLFS_TARGET}-ar"
|
---|
| 19 | export AS="${CLFS_TARGET}-as"
|
---|
| 20 | export RANLIB="${CLFS_TARGET}-ranlib"
|
---|
| 21 | export LD="${CLFS_TARGET}-ld"
|
---|
| 22 | export STRIP="${CLFS_TARGET}-strip"</userinput></screen>
|
---|
| 23 |
|
---|
| 24 | <variablelist os="ca">
|
---|
| 25 | <title>The meaning of the new configure options:</title>
|
---|
| 26 |
|
---|
| 27 | <varlistentry os="dd1">
|
---|
| 28 | <term><parameter>CXX="${CXX} ${BUILD64}"</parameter></term>
|
---|
| 29 | <listitem>
|
---|
| 30 | <para>This forces the C++ compiler to use our 64 Bit flags.</para>
|
---|
| 31 | </listitem>
|
---|
| 32 | </varlistentry>
|
---|
| 33 |
|
---|
| 34 | </variablelist>
|
---|
| 35 |
|
---|
| 36 | <para>Then add the build variables to <filename>~/.bashrc</filename> to
|
---|
| 37 | prevent issues if you stop and come back later:</para>
|
---|
| 38 |
|
---|
| 39 | <screen><userinput>echo export CC=\""${CC}\"" >> ~/.bashrc
|
---|
| 40 | echo export CXX=\""${CXX}\"" >> ~/.bashrc
|
---|
| 41 | echo export AR=\""${AR}\"" >> ~/.bashrc
|
---|
| 42 | echo export AS=\""${AS}\"" >> ~/.bashrc
|
---|
| 43 | echo export RANLIB=\""${RANLIB}\"" >> ~/.bashrc
|
---|
| 44 | echo export LD=\""${LD}\"" >> ~/.bashrc
|
---|
| 45 | echo export STRIP=\""${STRIP}\"" >> ~/.bashrc</userinput></screen>
|
---|
| 46 |
|
---|
| 47 | </sect1>
|
---|