centos6.3 (64位)下 yum 安装 erlang otp

step 1:
添加Erlang Solutions key 支持

rpm --import http://binaries.erlang-solutions.com/debian/erlang_solutions.asc

step 2:
将erlang的repo文件添加到/ete/yum.repos.d/下

wget http://binaries.erlang-solutions.com/rpm/centos/erlang_solutions.repo
mv erlang_solutions.repo /etc/yum.repos.d/

step 3:
添加 RPMforge 支持  (64位)

wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm

导入 key

rpm --import http://apt.sw.be/RPM-GPG-KEY.dag.txt

安装 RPMforge

rpm -i rpmforge-release-0.5.2-2.el6.rf.*.rpm

step 4:
更新并安装

yum update
yum install esl-erlang

step 5:
确认安装成功
打开erl

erl

hello world

io:format("hello world ~n").

参考：
1.http://www.erlang-solutions.com/section/132/download-erlang-otp
2.http://wiki.centos.org/AdditionalResources/Repositories/RPMForge#head-f0c3ecee3dbb407e4eed79a56ec0ae92d1398e01