language: cpp

compiler:
  - clang
  - gcc

env:
  global:
#   unfortunately we need this to stay within 50min timelimit given by travis.
#   this also turns off the debug/warning cxxflags
    - CXXFLAGS="-O2 -Wunreachable-code"
  matrix:
#    special CXXFLAGS for maximum speed, overrides global CXXFLAGS, CHECK_KERNEL is the var that controls if we download and check the kernel in that travis job
    - MAKEFLAGS="HAVE_RULES=yes" SRCDIR=build VERIFY=1
    - SRCDIR=build VERIFY=1
    - CXXFLAGS="${CXXFLAGS} -DCHECK_INTERNAL"
    - CXXFLAGS="-O3 -march=native -mtune=native" SRCDIR=build CHECK_KERNEL=yes

matrix:
# do notify immediately about it when a job of a build fails.
  fast_finish: true
# exclude kernel checking with clang binary, not needed
  exclude:
    - compiler: clang
      env: CXXFLAGS="-O3 -march=native -mtune=native" SRCDIR=build CHECK_KERNEL=yes
# kernel check can time out during travis rush hour, so make failure of it less grave...
  allow_failures:
    - env: CXXFLAGS="-O3 -march=native -mtune=native" SRCDIR=build CHECK_KERNEL=yes

before_install:
# install needed deps
 - sudo apt-get update -qq
 - sudo apt-get install -qq python-pygments libqt4-core libqt4-gui libqt4-dev qt4-dev-tools qt4-qmake libxml2-utils libpcre3 gdb

script:
# download 3.14-rc6 kernel, compile cppcheck, run cppcheck on the kernel to look for crashes in cppcheck. if this is done, terminate build to prevent it from timing out
  - if [[ "$CHECK_KERNEL" == "yes" ]] && [[ "$CC" == "gcc" ]]; then wget https://www.kernel.org/pub/linux/kernel/v3.x/linux-3.14.tar.xz; mkdir kernel; tar -xJf linux-3.14.tar.xz -C kernel & make -j 4 & wait; touch /tmp/kernel.cppcheck; ./cppcheck kernel --max-configs=1 -j 2 |& tee /tmp/kernel.cppcheck; ! grep "process crashed with signal" /tmp/kernel.cppcheck; exit; fi
# compile cppcheck, default build
  - make -j4
  - make test -j4
# compile gui
  - cd gui
  - qmake
  - make -j4
# building gui generates some more files that cppcheck can check, so check the repo *after* building gui
  - cd ../
# use same hack as for kernel to work around cppchecks broken exit status with -j 2 ; create file, tee everything to the file and stdout, grep for errors in the file
  - touch /tmp/cppcheck.cppcheck
  - ./cppcheck --error-exitcode=1 -Ilib --enable=style,performance,portability,warning,internal --suppressions-list=.travis_suppressions . -j 2 |& tee /tmp/cppcheck.cppcheck
  - sh -c "! grep '^\[' /tmp/cppcheck.cppcheck"
  - cd ./gui
# clean rebuild
  - git clean -dfx .
#     can't set this as env flags, so try again with HAVE_RULES=yes
  - qmake HAVE_RULES=yes
  - make -j4
  - cd ../
# check htmlreport stuff
  - ./htmlreport/test_htmlreport.py
  - cd htmlreport
  - ./check.sh
  - cd ../
# check if DESTDIR works  TODO: actually execute this
  - mkdir install_test
  - make DESTDIR=install_test install
# rm everything
  - git clean -dfx
# check what happens if we want to install it to some other dir,
  - make SRCDIR=build CFGDIR=/usr/share/cppcheck/cfg -j 4
  - sudo make SRCDIR=build CFGDIR=/usr/share/cppcheck/cfg install
  - sudo mkdir -p /usr/share/cppcheck/cfg
  - sudo install -D ./cfg/* -t /usr/share/cppcheck/cfg
# check if it actually works:
  - /usr/bin/cppcheck ./cli
# check if reduce tool compiles
  - make reduce -j 4
# check if showtime=top5 works
  - ./tools/test_showtimetop5.sh
# check the files in cgf dir with xmllint
  - xmllint --noout cfg/*
# check if Makefile needs to be regenerated
  - git clean -dfx
  - make dmake
#   now, if dmake modified the makefile, return false!
  - git diff --exit-code

notifications:
  irc:
    channels:
      - "irc.freenode.org#cppcheck"
    template:
      - "[%{commit} : %{author}] %{message}"
      - "%{build_url}"
    skip_join: true