.travis.yml

sudo: required
dist: trusty
language: c
matrix:
   include:
     - addons: 
          postgresql: 9.3
       env:
          - POSTGRESQL=9.3
       install:
           - sudo apt-get install postgresql-server-dev-9.3
           - make && sudo make install
     - addons: 
          postgresql: 9.4
       env:
          - POSTGRESQL=9.4
       install:
           - sudo apt-get install postgresql-server-dev-9.4
           - make && sudo make install
     - addons: 
          postgresql: 9.5
       install:
           - sudo apt-get install postgresql-server-dev-9.5
           - make && sudo make install
       env:
          - POSTGRESQL=9.5
     - addons: 
          postgresql: 9.6
       install:
           - sudo apt-get install postgresql-server-dev-9.6
           - make && sudo make install
       env:
          - POSTGRESQL=9.6
     - # addons: postgresql: 10
       install:
           - sudo service postgresql stop
           - wget -q https://www.postgresql.org/media/keys/ACCC4CF8.asc -O - | sudo apt-key add -
           - sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" >> /etc/apt/sources.list.d/pgdg.list'
           - sudo apt-get update
           - sudo apt-get install postgresql postgresql-contrib postgresql-client
           - sudo apt-get install postgresql-server-dev-10
           - sudo sh -c 'echo "port=5432" >> /etc/postgresql/10/main/postgresql.conf'
           - sudo pg_ctlcluster 10 main restart
           - sudo -u postgres psql  -c "create user travis with superuser";
           - make && sudo make install
       env:
          - POSTGRESQL=10
   allow_failures:
    - addons:
        postgresql: 9.3
    - addons:
        postgresql: 9.4
script:
  - make installcheck
after_failure:
  - cat regression.diffs