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testdisk-6.9-2mdv2008.1.x86_64.rpm

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				<h1 class="firstHeading">Linux a PPC Darwin Cross Compiler</h1>
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			<h3 id="siteSub">From CGSecurity</h3>
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			<a name="Linux_a_powerpc_Darwin.2FOSX_cross-compiler"></a><h2> <span class="mw-headline"> Linux a powerpc Darwin/OSX cross-compiler </span></h2>
<p>Este script est&aacute; diseƱado para ser ejecutado como root. El objetivo es instalar un cross-compiler para poder hacer el build de <a href="testdisk.html" title="TestDisk">TestDisk</a> y <a href="photorec.html" title="PhotoRec">PhotoRec</a> para MacOS X.
</p>
<pre>
#!/bin/sh
# This script builds and installs a gcc cross compiler from Linux
# to darwin
# Copyright Christophe GRENIER &lt;grenier@cgsecurity.org&gt;
# Licence: GPL v2 or any later version
# Version 2006/02/24
root=`pwd`
name=`basename $0`
WGET=wget

die () {
        echo &gt;&amp;2 &quot;$1&quot;
        exit 1
}

exists () {
        if [&nbsp;! -r &quot;$1&quot; ]; then
                die &quot;$1 does not exist&quot;
        fi
}

usage () {
        die &quot;usage: $name [clean]&quot;
}

case &quot;$#&quot; in
1)
        case &quot;$1&quot; in
        clean)
                rm -rf build-binutils* build-gcc*
                exit 0
       &nbsp;;;
        *)
                usage
       &nbsp;;;
        esac
;;
esac

# You may want to change the installation prefix, which is where the
# script will install the cross-compiler tools.
prefix='/usr'
gccVers='4.0.2'
odcctoolsVers='20060123'
GCCSOURCE=&quot;ftp://ftp.uvsq.fr/pub/gcc/releases/gcc-$gccVers&quot;
DARWINROOTS=&quot;http://darwinsource.opendarwin.org/Roots&quot;
CCTOOLSSOURCE=&quot;http://www.opendarwin.org/downloads/&quot;

target='powerpc-apple-darwin'
configureGCCFlags=&quot;--with-as=/usr/bin/$target-as  --with-ld=/usr/bin/$target-ld --with-libtool=/usr/bin/$target-libtool&quot;
makeGCCFlags=''
gccTarBz2=&quot;gcc-core-$gccVers.tar.bz2&quot;
gxxTarBz2=&quot;gcc-g++-$gccVers.tar.bz2&quot;

echo 'Checking that needed files exist.'
for file in architecture-245.root.tar.gz Csu-57.root.tar.gz dyld-43.root.tar.gz gcc-4061.root.tar.gz gcc_os-1809.root.tar.gz gcc_select-46.root.tar.gz Libc-391.root.tar.gz Libc_headers-391.root.tar.gz Libc_static-391.root.tar.gz libdyld-43.root.tar.gz Libm-93.root.tar.gz Libmx-93.root.tar.gz Libsystem-88.root.tar.gz ncurses-8.1.root.tar.gz SystemStubs-5.root.tar.gz xnu-792.1.5.root.tar.gz
do
if [&nbsp;! -e $file ];
then
  $WGET $DARWINROOTS/$file
  exists $file
fi
done

#$gxxTarBz2
for file in $gccTarBz2
do
if [&nbsp;! -e $file ];
then
  $WGET $GCCSOURCE/$file
  exists $file
fi
done

for file in odcctools-$odcctoolsVers.tar.bz2
do
if [&nbsp;! -e $file ];
then
  $WGET $CCTOOLSSOURCE/$file
  exists $file
fi
done

echo 'Creating the env'
mkdir -p $prefix/$target || die &quot;Cannot create $prefix/$target.&quot;
ln -sf $prefix/$target $prefix/$target/usr
ln -sf $prefix/$target $prefix/$target/local
ln -sf $prefix/$target/lib/system/ /usr/lib/system
for file in architecture-245.root.tar.gz Csu-57.root.tar.gz dyld-43.root.tar.gz gcc-4061.root.tar.gz gcc_os-1809.root.tar.gz gcc_select-46.root.tar.gz Libc-391.root.tar.gz Libc_headers-391.root.tar.gz Libc_static-391.root.tar.gz libdyld-43.root.tar.gz Libm-93.root.tar.gz Libmx-93.root.tar.gz Libsystem-88.root.tar.gz ncurses-8.1.root.tar.gz SystemStubs-5.root.tar.gz xnu-792.1.5.root.tar.gz
do
  tar xzf $file -C $prefix/$target
done

echo 'Building odcctools.'
if [&nbsp;! -d odcctools-$odcctoolsVers ];
then
        tar xjf odcctools-$odcctoolsVers.tar.bz2
fi
cd odcctools-$odcctoolsVers
eval    ./configure --target=$target --prefix=/usr 2&gt;&amp;1 | tee $root/configure-odcctools-$target.log || die &quot;Configure of odcctools failed.&quot;
# Remove ld64 as it doesn't compile
perl -pi -e  &quot;s,COMPONENTS = ar as include libstuff libmacho ld ld64 man misc otool,COMPONENTS = ar as include libstuff libmacho ld man misc otool,;&quot; Makefile
eval    make 2&gt;&amp;1 | tee $root/odcctools-$target.log || die &quot;Build of odcctools failed.&quot;
eval    make install 2&gt;&amp;1 | tee $root/odcctools-$target-install.log
#|| die &quot;Install of odcctools failed.&quot;

echo 'Building gcc.'
cd $root
if [&nbsp;! -d gcc-$gccVers ];
then
        tar xjf $gccTarBz2
#       tar xjf $gxxTarBz2
fi
perl -pi -e  &quot;s,/usr/bin/libtool,/usr/bin/$target-libtool,;&quot; gcc-$gccVers/gcc/config/darwin.h
mkdir -p build-gcc-$target
cd build-gcc-$target
#       --enable-languages=c,c++ \
eval ../gcc-$gccVers/configure -v $configureGCCFlags \
        --enable-languages=c \
        --prefix=$prefix \
        --target=$target \
        --enable-static --enable-shared  \
        2&gt;&amp;1 | tee $root/configure-gcc-$target.log ||
        die &quot;Configure of gcc failed.&quot;
eval make $makeGCCFlags all install 2&gt;&amp;1 |tee $root/gcc-$target.log ||
        die &quot;Build of gcc failed.&quot;
echo 'Success.'
</pre>
<p>Una vez que el cross-compiler est&aacute; instalado, deber&iacute;a poder hacer el build de un programa usando
</p>
<pre>
./configure --host=powerpc-apple-darwin &amp;&amp; make
</pre>
<p>Return to <a href="testdisk_compilacion.html" title="TestDisk Compilacion"> Compilaci&oacute;n de TestDisk </a>
</p>
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