build-libffi

#!/bin/bash
set -e
# set -x

help_text() {
    echo "Usage:
  ${0##*/} [-h] --prefix=... [--version=X.Y] [host1 host2 host3]

  where hostN is e.g. aarch64-linux-android. If no hosts are given
  will build for aarch64-linux-android, arm-linux-androideabi,
  aarch64-apple-ios, x86_64-apple-ios, and arm-linux-gnueabihf.

Options:

  -h, --help
    display this help and exit

  --prefix=<prefix>
    the prefix to pass to configure"
}

while [ "$#" -gt 0 ]; do
    case "$1" in
        --prefix=*) prefix="${1#*=}"; shift 1;;
        -h|--help) help_text; exit;;
        -*) echo "unknown option: $1" >&2; exit 1;;
        *) args+="$1"; shift 1;;
    esac
done

if [ -z $prefix ]; then
    echo "no --prefix given" >&2
    exit 1
fi


HOSTS=${args:-"aarch64-linux-android armv7-linux-androideabi aarch64-apple-ios x86_64-apple-ios arm-linux-gnueabihf"}


if [ ! -d libffi ]; then
    git clone https://github.com/zw3rk/libffi.git
fi

cd libffi
for host in $HOSTS; do
    echo "Cleaning up build folder..."
    git clean -x -f -d
    git reset --hard HEAD
    ./autogen.sh
    echo "Configuring $host..."
    CC="${host}-clang" CXX="${host}-clang" \
        ./configure --prefix=$prefix/$host --host=$host \
        --enable-static=yes --enable-shared=yes \
        --silent
    echo "Building $host"
    make -j --silent
    echo "Installing $host..."
    make --silent install
done