build embedded system develop toolchains for arm

download binutils-2.15.tar.bz2 gcc-3.4.1.tar.bz2 newlib-1.12.0.tar.gz

TARGET=arm-elf # Target processor

GNUTOOLS=$HOME/newlib/gnutools # Directory for final tools

SRC=$HOME/newlib # Directory for source

BUILD=$HOME/newlib/build # Directory for intermediate build files

BINUTILS=binutils-2.15

GCC=gcc-3.4.1

NEWLIB=newlib-1.12.0

export PATH="$GNUTOOLS/bin:$PATH"

GNUCONFIG="--target=$TARGET --prefix=$GNUTOOLS"

GCCFLAGS="--with-newlib --with-gnu-as --with-gnu-ld --with-float=soft"

mkdir -p $SRC $BUILD/binutils $BUILD/gcc $BUILD/newlib $GNUTOOLS

cd $SRC

tar jxvf $BINUTILS.tar.bz2

tar jxvf $GCC.tar.bz2

tar xvfz $NEWLIB.tar.gz

cd $BUILD/binutils && rm -rf *

$SRC/$BINUTILS/configure $GNUCONFIG

make all install

cd $BUILD/gcc && rm -rf *

$SRC/$GCC/configure $GNUCONFIG $GCCFLAGS --without-headers --enable-languages=c

make all install

cd $BUILD/newlib && rm -rf *

$SRC/$NEWLIB/configure $GNUCONFIG

make all install

cd $BUILD/gcc && rm -rf *

$SRC/$GCC/configure $GNUCONFIG $GCCFLAGS --with-headers=$GNUTOOLS/$TARGET/include --enable-languages=c,c++

make all install