Install p7zip on CentOS

# 先安裝gcc-c++
yum install -y gcc-c++

wget http://goo.gl/Hvavs
tar -xjvf p7zip_9.20.1_src_all.tar.bz2
cd p7zip_9.20.1
make
make install

# usage
7za x ${COMPRESSED_FILE} -o${OUTPUT_FOLDER}

Reference: 貓言貓語