.appveyor.yml

clone_folder: C:\projects\backports.lzma

shallow_clone: true

environment:
  matrix:

    # We don't have a vs2008 build of xz on Windows, so we skip that for py27
    - PYTHON_VERSION: "2.7"
      PYTHON_ARCH: "64"
      DISTUTILS_COMPILER: "mingw32"

    - PYTHON_VERSION: "2.7"
      PYTHON_ARCH: "32"
      DISTUTILS_COMPILER: "mingw32"

    # We have a vs2015 build of xz on Windows, so we test against that for py>27
    - PYTHON_VERSION: "3.6"
      PYTHON_ARCH: "64"
      DISTUTILS_COMPILER: "msvc"

    - PYTHON_VERSION: "3.6"
      PYTHON_ARCH: "32"
      DISTUTILS_COMPILER: "msvc"

    - PYTHON_VERSION: "3.6"
      PYTHON_ARCH: "64"
      DISTUTILS_COMPILER: "mingw32"

    - PYTHON_VERSION: "3.6"
      PYTHON_ARCH: "32"
      DISTUTILS_COMPILER: "mingw32"

    - PYTHON_VERSION: "3.7"
      PYTHON_ARCH: "64"
      DISTUTILS_COMPILER: "msvc"

    - PYTHON_VERSION: "3.7"
      PYTHON_ARCH: "32"
      DISTUTILS_COMPILER: "msvc"

    - PYTHON_VERSION: "3.7"
      PYTHON_ARCH: "64"
      DISTUTILS_COMPILER: "mingw32"

    - PYTHON_VERSION: "3.7"
      PYTHON_ARCH: "32"
      DISTUTILS_COMPILER: "mingw32"


init:
  - ECHO %PYTHON_VERSION% %PYTHON_ARCH% %HOME%

build_script:
  # If there is a newer build queued for the same PR, cancel this one.
  # The AppVeyor 'rollout builds' option is supposed to serve the same
  # purpose but it is problematic because it tends to cancel builds pushed
  # directly to master instead of just PR builds (or the converse).
  # credits: JuliaLang developers.
  - ps: if ($env:APPVEYOR_PULL_REQUEST_NUMBER -and $env:APPVEYOR_BUILD_NUMBER -ne ((Invoke-RestMethod `
      https://ci.appveyor.com/api/projects/$env:APPVEYOR_ACCOUNT_NAME/$env:APPVEYOR_PROJECT_SLUG/history?recordsNumber=50).builds | `
      Where-Object pullRequestId -eq $env:APPVEYOR_PULL_REQUEST_NUMBER)[0].buildNumber) { `
        throw "There are newer queued builds for this pull request, failing early." }

  # Need this for correct path to Miniconda setup
  - if "%PYTHON_VERSION%" == "3.6" set BASE_PYTHON_VERSION=36
  - if "%PYTHON_VERSION%" == "3.7" set BASE_PYTHON_VERSION=37
  - if "%PYTHON_ARCH%" == "64" set ARCH_LABEL=-x64
  - C:\Miniconda%BASE_PYTHON_VERSION%%ARCH_LABEL%\Scripts\activate

  # Now that we have conda in path, let's go to the project directory
  - cd /d C:\projects\backports.lzma

  # In case I forget -y to any conda commands
  - conda config --system --set always_yes true

  # This is where the Visual Studio build of liblzma.lib will go
  - set LIBRARY_PREFIX=%CONDA_PREFIX%\Library

  # This is where the mingw-64 build of liblzma.lib will go
  - if "%DISTUTILS_COMPILER%" == "mingw32" set LIBRARY_PREFIX=%LIBRARY_PREFIX%\mingw-w64

  # Let's install the packages required to build the wheel
  - conda install -y pip setuptools wheel m2w64-ntldd-git

  # Let's install the toolchain and the package that will provide liblzma
  - if "%DISTUTILS_COMPILER%" == "mingw32" conda install -y libpython m2w64-toolchain m2w64-xz
  - if "%DISTUTILS_COMPILER%" == "msvc" conda install -y xz

  # Nasty hack to enforce static linking of liblzma
  - if "%DISTUTILS_COMPILER%" == "mingw32" move /Y %LIBRARY_PREFIX%\lib\liblzma.a %LIBRARY_PREFIX%\lib\liblzma.dll.a
  - if "%DISTUTILS_COMPILER%" == "msvc" move /Y %LIBRARY_PREFIX%\lib\liblzma_static.lib %LIBRARY_PREFIX%\lib\liblzma.lib

  # Time to build the wheel!
  - pip wheel . --global-option=build_ext --global-option="-I%LIBRARY_PREFIX%\include" --global-option="-L%LIBRARY_PREFIX%\lib" --global-option --compiler=%DISTUTILS_COMPILER% --global-option --define="LZMA_API_STATIC"

  # Install the wheel!
  - for %%x in (dir *.whl) do pip install %%x

  # Let's put this to test
  - if "%PYTHON_VERSION%" == "2.7" conda install future
  - python test\test_lzma.py

  # Confirm that there is no liblzma.dll in the output
  - ntldd %CONDA_PREFIX%\Lib\site-packages\backports\lzma\_lzma*.pyd