Builds and installs erlang and elixir from sources for CentOS

build_elixir.sh

#!/bin/sh

if [[ -z $1 ]] || [[ -z $2 ]]; then
    echo """
Usage: ./build_elixir.sh ELIXIR_VERSION OTP_VERSION
"""
    exit 1
fi

set -xe

ELIXIR_VERSION="v$1"
OTP_VERSION="$2"

# install erlang

OTP_DOWNLOAD_URL="https://github.com/erlang/otp/archive/OTP-${OTP_VERSION}.tar.gz"

curl -fSL -o otp-src.tar.gz "$OTP_DOWNLOAD_URL"
buildDeps="gcc gcc-c++ make automake autoconf ncurses-devel unixODBC-devel openssl-devel kernel-devel"

# required to install pax-utils to use scanelf later
OS_VERSION=$(cat /etc/os-release | awk 'match($0, /^VERSION_ID/) {print substr($0, 13, 1)}')
yum -y install https://dl.fedoraproject.org/pub/epel/epel-release-latest-${OS_VERSION}.noarch.rpm

yum -y update
yum -y install $buildDeps

export ERL_TOP="/usr/src/otp_src_${OTP_VERSION%%@*}"
mkdir -vp $ERL_TOP
tar -xzf otp-src.tar.gz -C $ERL_TOP --strip-components=1
rm otp-src.tar.gz

pushd $ERL_TOP
  ./otp_build autoconf
  ./configure \
    --without-javac \
    --without-wx \
    --without-debugger \
    --without-observer \
    --without-jinterface \
    --without-cosEvent\
    --without-cosEventDomain \
    --without-cosFileTransfer \
    --without-cosNotification \
    --without-cosProperty \
    --without-cosTime \
    --without-cosTransactions \
    --without-et \
    --without-gs \
    --without-ic \
    --without-megaco \
    --without-orber \
    --without-percept \
    --without-typer \
    --with-ssl \
    --enable-threads \
    --enable-dirty-schedulers \
    --disable-hipe
  make -j$(getconf _NPROCESSORS_ONLN)
  make install
popd

rm -rf $ERL_TOP

find /usr/local -regex '/usr/local/lib/erlang/\(lib/\|erts-\).*/\(man\|doc\|obj\|c_src\|emacs\|info\|examples\)' | xargs rm -rf
find /usr/local -name src | xargs -r find | grep -v '\.hrl$' | xargs rm -v || true
find /usr/local -name src | xargs -r find | xargs rmdir -vp || true
scanelf --nobanner -E ET_EXEC -BF '%F' --recursive /usr/local | xargs -r strip --strip-all
scanelf --nobanner -E ET_DYN -BF '%F' --recursive /usr/local | xargs -r strip --strip-unneeded
runDeps="$( \
  scanelf --needed --nobanner --format '%n#p' --recursive /usr/local \
    | tr ',' '\n' \
    | sort -u \
    | awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print $1 }' \
)"

# install elixir

export LANG=C.UTF-8

ELIXIR_DOWNLOAD_URL="https://github.com/elixir-lang/elixir/archive/${ELIXIR_VERSION}.tar.gz"
curl -fSL -o elixir-src.tar.gz $ELIXIR_DOWNLOAD_URL
mkdir -p /usr/local/src/elixir
tar -xzC /usr/local/src/elixir --strip-components=1 -f elixir-src.tar.gz
rm elixir-src.tar.gz
cd /usr/local/src/elixir
make install clean
yum -y remove $buildDeps
yum -y install $runDeps lksctp-tools openssh-clients git
rm -rf /var/cache/yum