| 12345678910111213141516171819202122232425262728293031323334353637383940 | FROM centos:6.6RUN yum install -y git \                   tar \                   wget \                   make \                   autoconf \                   curl-devel \                   unzip \                   automake \                   libtool \                   glibc-static.i686 \                   glibc-devel \                   glibc-devel.i686# Install Java 8RUN wget -q --no-cookies --no-check-certificate \    --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u45-b14/jdk-8u45-linux-x64.tar.gz" \    -O - | tar xz -C /var/localENV JAVA_HOME /var/local/jdk1.8.0_45ENV PATH $JAVA_HOME/bin:$PATH# Install MavenRUN wget -q http://apache.cs.utah.edu/maven/maven-3/3.3.3/binaries/apache-maven-3.3.3-bin.tar.gz -O - | \    tar xz -C /var/localENV PATH /var/local/apache-maven-3.3.3/bin:$PATH# Install GCC 4.7 to support -static-libstdc++RUN wget http://people.centos.org/tru/devtools-1.1/devtools-1.1.repo -P /etc/yum.repos.dRUN bash -c 'echo "enabled=1" >> /etc/yum.repos.d/devtools-1.1.repo'RUN bash -c "sed -e 's/\$basearch/i386/g' /etc/yum.repos.d/devtools-1.1.repo > /etc/yum.repos.d/devtools-i386-1.1.repo"RUN sed -e 's/testing-/testing-i386-/g' -i /etc/yum.repos.d/devtools-i386-1.1.repoRUN yum install -y devtoolset-1.1 \                   devtoolset-1.1-libstdc++-devel \                   devtoolset-1.1-libstdc++-devel.i686RUN git clone --depth 1 https://github.com/google/protobuf.git# Start in devtoolset environment that uses GCC 4.7CMD ["scl", "enable", "devtoolset-1.1", "bash"]
 |