1os: 2 - linux 3 4sudo: required 5dist: trusty 6 7languages: c++ 8compiler: gcc 9 10before_install: 11 - sh ${TRAVIS_BUILD_DIR}/.travis/before_install.sh 12install: 13 - sh ${TRAVIS_BUILD_DIR}/.travis/install.sh 14script: 15 - sh ${TRAVIS_BUILD_DIR}/.travis/script-linux.sh 16 - sh ${TRAVIS_BUILD_DIR}/.travis/script-macos.sh 17 - sh ${TRAVIS_BUILD_DIR}/.travis/script-win32.sh 18 - sh ${TRAVIS_BUILD_DIR}/.travis/script-win64.sh 19