Build the latest MinGW toolchain

mingw-mxe.sh

#!/bin/bash
#
# Build the latest MinGW toolchain
#
# WARNING: this is just a list of steps and not an actual script, some steps could work though...
#

# Download MXE 
git clone https://github.com/mxe/mxe.git && cd mxe

# MXE Requirements
sudo apt-get --yes --force-yes install \
    autoconf \
    automake \
    autopoint \
    bash \
    bison \
    bzip2 \
    flex \
    g++ \
    g++-multilib \
    gettext \
    git \
    gperf \
    intltool \
    libc6-dev-i386 \
    libgdk-pixbuf2.0-dev \
    libltdl-dev \
    libssl-dev \
    libtool-bin \
    libxml-parser-perl \
    make \
    openssl \
    p7zip-full \
    patch \
    perl \
    pkg-config \
    python \
    ruby \
    sed \
    unzip \
    wget \
    xz-utils

# Build gcc for 64/32 bits
make update-package-gcc
make gcc pkgconf MXE_TARGETS='x86_64-w64-mingw32.static.posix i686-w64-mingw32.static.posix'

# Let Scons know about it
export MINGW32_PREFIX="mxe/usr/bin/i686-w64-mingw32.static.posix-"
export MINGW64_PREFIX="mxe/usr/bin/x86_64-w64-mingw32.static.posix-"

# You may also need to add the toolchain to PATH