クロスコンパイラをビルド (binutils-2.25 + gcc-4.6.4)

make.sh

#!/usr/bin/env bash

prefix=/opt/cross
cpu=4

download-extract ()
{
    f=`basename $1`
    if [ -f _src/$f ]; then return; fi
    mkdir -p _src
    rm -f $f
    wget $1 && tar xvf $f && mv $f _src
}

download-extract http://ftp.gnu.org/gnu/binutils/binutils-2.25.tar.bz2
download-extract http://ftp.gnu.org/gnu/gcc/gcc-4.6.4/gcc-core-4.6.4.tar.bz2

if [ `uname -o` = "Msys" ]; then
    if [ ! -f binutils-trunk-msys2.patch ]; then
        wget https://raw.githubusercontent.com/Alexpux/MSYS2-packages/1ec8aa42e0892f04400039ea1e5ede51ffc4d35e/binutils/binutils-trunk-msys2.patch
        patch -p1 -d binutils-2.25 < binutils-trunk-msys2.patch
        cp /usr/share/automake-1.15/config.* gcc-4.6.4
    fi
fi

build-binutils ()
{
    arch=$1
    shift
    if [ -f $prefix/bin/$arch-as ]; then return; fi
    mkdir -p $arch/binutils
    cd $arch/binutils
    if [ ! -f Makefile ]; then
        ../../binutils-2.25/configure --prefix=$prefix $@
    fi
    if [ -f Makefile ]; then
        make -j$cpu && make install
    fi
    cd ../..
}

build-gcc ()
{
    arch=$1
    shift
    if [ -f $prefix/bin/$arch-gcc ]; then return; fi
    mkdir -p $arch/gcc
    cd $arch/gcc
    if [ ! -f Makefile ]; then
        ../../gcc-4.6.4/configure --prefix=$prefix $@
    fi
    if [ -f Makefile ]; then
        make -j$cpu all-gcc && make install-gcc
    fi
    cd ../..
}

build ()
{
    build-binutils $1 --target=$1
    build-gcc $1 --target=$@
}

build-binutils all --enable-targets=all --enable-64-bit-bfd --program-prefix=all-
build alpha-netbsdelf
build arc-elf --enable-obsolete
build arm-elf
build avr-elf
build bfin-elf
build cris-elf
build fr30-elf
build frv-elf
build h8300-elf
build hppa-linux
build i386-elf
build ia64-elf
build m32c-elf
build m32r-elf
build m68k-elf
build mcore-elf
build microblaze-elf
build mips-elf
build mmix-mmixware
build mn10300-elf
build moxie-elf
build pdp11-aout
build powerpc-elf
build powerpc64-linux
build rx-elf
build s390-linux
build score-elf --enable-obsolete
build sh-elf
build sh64-elf
build sparc-elf
build sparc64-elf
build spu-elf
build v850-elf
build vax-netbsdelf
build x86_64-elf
build xstormy16-elf
build xtensa-elf