Erlangのinstall方法

ErlangをCentOSにinstallする手順です。
今回は最新versionの18.1をinstallしてみたいと思います。

Install Erlang

1. download kerl

curl -O https://raw.githubusercontent.com/spawngrid/kerl/master/kerl
chmod a+x kerl
ls -k kerl
 # => -rwxr-xr-x 1 root root 25590 Nov 27 07:06 kerl # 確認

2. build

./kerl update releases # install出来るversion listの更新
./kerl list releases   # install出来るversion listの確認
./kerl build 18.1 build18.1 # build

3. install

./kerl install build18.1 ~/erlang/18.1
. ~/erlang/18.1/activate

4. confirmation

erl -version
 # => Erlang (ASYNC_THREADS,HIPE) (BEAM) emulator version 7.1

erl
  Erlang/OTP 18 [erts-7.1] [source] [64-bit] [async-threads:10] [hipe] [kernel-poll:false]
  Eshell V7.1  (abort with ^G)
  1> help().
  2> q().
  ok