anchor.diff:  FROM ubuntu:16.04
   MAINTAINER Ali Diouri <alidiouri@gmail.com>
   
  +RUN rm /bin/sh && ln -s /bin/bash /bin/sh
  +
   # install depdencies
  -RUN apt-get update          &&  \
  -    DEBIAN_FRONTEND=noninteractive apt-get -y upgrade      &&  \
  -    DEBIAN_FRONTEND=noninteractive apt-get install -y          \
  -        git                     \
  -        make                    \
  -        build-essential         \
  -        g++                     \
  -        lib32gcc1               \
  -        nano                    \
  -        libc6-i386              \
  -        python                  \
  -        python2.7               \
  -        unzip                   \
  -        wget                    \
  -        "^libxcb.*" \
  -        libx11-xcb-dev \
  -        libglu1-mesa-dev \
  -        libxrender-dev \
  -        libxi-dev \
  -        libssl-dev \
  -        libxcursor-dev \
  -        libxcomposite-dev \
  -        libxdamage-dev \
  -        libxrandr-dev \
  -        libfontconfig1-dev \
  -        libcap-dev \
  -        libbz2-dev \
  -        libgcrypt11-dev \
  -        libpci-dev \
  -        libnss3-dev \
  -        libxcursor-dev \
  -        libxcomposite-dev \
  -        libxdamage-dev \
  -        libxrandr-dev \
  -        libdrm-dev \
  -        libfontconfig1-dev \
  -        libxtst-dev \
  -        libasound2-dev \
  -        gperf \
  -        libcups2-dev \
  -        libpulse-dev \
  -        libudev-dev \
  -        libssl-dev \
  -        flex \
  -        bison \
  -        ruby \
  -        libicu-dev \
  -        libxslt-dev \
  -    zlib1g-dev
  +RUN apt update                                          &&  \
  +    DEBIAN_FRONTEND=noninteractive apt upgrade -y       &&  \
  +    DEBIAN_FRONTEND=noninteractive apt install -y           \
  +        git                                                 \
  +        make                                                \
  +        build-essential                                     \
  +        g++                                                 \
  +        lib32gcc1                                           \
  +        nano                                                \
  +        libc6-i386                                          \
  +        python                                              \
  +        python2.7                                           \
  +        unzip                                               \
  +        wget                                                \
  +        "^libxcb.*"                                         \
  +        libx11-xcb-dev                                      \
  +        libglu1-mesa-dev                                    \
  +        libxrender-dev                                      \
  +        libxi-dev                                           \
  +        libssl-dev                                          \
  +        libxcursor-dev                                      \
  +        libxcomposite-dev                                   \
  +        libxdamage-dev                                      \
  +        libxrandr-dev                                       \
  +        libfontconfig1-dev                                  \
  +        libcap-dev                                          \
  +        libbz2-dev                                          \
  +        libgcrypt11-dev                                     \
  +        libpci-dev                                          \
  +        libnss3-dev                                         \
  +        libxcursor-dev                                      \
  +        libxcomposite-dev                                   \
  +        libxdamage-dev                                      \
  +        libxrandr-dev                                       \
  +        libdrm-dev                                          \
  +        libfontconfig1-dev                                  \
  +        libxtst-dev                                         \
  +        libasound2-dev                                      \
  +        gperf                                               \
  +        libcups2-dev                                        \
  +        libpulse-dev                                        \
  +        libudev-dev                                         \
  +        libssl-dev                                          \
  +        flex                                                \
  +        bison                                               \
  +        ruby                                                \
  +        libicu-dev                                          \
  +        libxslt-dev                                         \
  +        zlib1g-dev &&                                       \
  +    apt clean
   
   # Go to opt
   WORKDIR /opt   
  
positive.code: WORKDIR /opt/
  RUN rm /opt/qtxmlpatterns.patch
  
  EXPOSE 8000
  
negative.code:     rm nacl_sdk.zip && \
      nacl_sdk/naclsdk update pepper_47
  ENV NACL_SDK_ROOT=/opt/nacl_sdk/pepper_47
  
  WORKDIR /opt
  ADD  qtxmlpatterns.patch /opt
  
  