Appveyor multi builds (#21)

* Build wheels for all python versions in one build on appveyor.

Author: pkittenis

.appveyor.yml

@@ -12,24 +12,13 @@ environment:
       secure: 2m0jy6JD/R9RExIosOT6YA==
     PYPI_PASS:
       secure: x+dF0A8BZUf2IrPNRN1O0w==
-  matrix:
-    - PYTHON: "C:\\Python36-x64"
-      PYTHON_VERSION: "3.6"
-      PYTHON_ARCH: "64"
-      MSVC: "Visual Studio 14 Win64"
-      ARCH: x64_86
-
-    - PYTHON: "C:\\Python37-x64"
-      PYTHON_VERSION: "3.7"
-      PYTHON_ARCH: "64"
-      MSVC: "Visual Studio 14 Win64"
-      ARCH: x64_86
-
-    - PYTHON: "C:\\Python38-x64"
-      PYTHON_VERSION: "3.8"
-      PYTHON_ARCH: "64"
-      MSVC: "Visual Studio 14 Win64"
-      ARCH: x64_86
+    # Default python version to run single commands with
+    PYTHON_DEF: "C:\\Python36-x64"
+    PYTHON_VERSION: "3.6"
+    # Python versions to build wheels for
+    PYTHONVERS: C:\Python36-x64 C:\Python37-x64 C:\Python38-x64
+    PYTHON_ARCH: "64"
+    MSVC: "Visual Studio 14 Win64"
 
 install:
   # If there is a newer build queued for the same PR, cancel this one.
@@ -48,51 +37,50 @@ install:
   - cp %VCLIBDIR%/msvcr*.dll ssh/
   - cp %OPENSSL_DIR%/bin/*.dll ssh/
 
-  # Prepend newly installed Python to the PATH of this build (this cannot be
-  # done from inside the powershell script as it would require to restart
-  # the parent CMD process).
-  - "SET PATH=%PYTHON%;%PYTHON%\\Scripts;%PATH%"
-
-  # Check that we have the expected version and architecture for Python
-  - "python --version"
-  - "python -c \"import struct; print(struct.calcsize('P') * 8)\""
-  - pip install -U wheel setuptools twine cython
+  - for %%I in (%PYTHONVERS%) do %%I\python.exe -V
+  - for %%I in (%PYTHONVERS%) do %%I\Scripts\pip install -U wheel setuptools twine cython
 
   # .c files need to be generated on Windows to handle platform
   # specific code.
   # Fix version used by versioneer to current git tag so the generated .c files
   # do not cause a version change.
-  - python ci/appveyor/fix_version.py .
+  - "%PYTHON_DEF%\\python.exe ci/appveyor/fix_version.py ."
   - mv -f .git .git.bak
   - 7z x ci\appveyor\zlib1211.zip
-  # - appveyor DownloadFile https://web.mit.edu/kerberos/dist/kfw/4.1/kfw-4.1-src.zip
-  # - 7z x kfw-4.1-src.zip
+  # - appveyor DownloadFile http://web.mit.edu/kerberos/dist/kfw/4.1/kfw-4.1-amd64.msi
+  # - msiexec /i kfw-4.1-amd64.msi /passive /qn
+  # - ps: ls "C:\Program Files\MIT\Kerberos\"
+  # - cp "C:\Program Files\MIT\Kerberos\*.dll" ssh/
   - ps: ls ssh
   - ps: ls
 
 build_script:
-  # - ci\\appveyor\\build_krb.bat
   - ci\\appveyor\\build_zlib.bat
+  - for %%I in (%PYTHONVERS%) do cp C:/zlib/lib/zlibstatic.lib %%I/libs/
+  - for %%I in (%PYTHONVERS%) do ls %%I/libs/
   - ci\\appveyor\\build_ssh.bat
   - ps: ls src/src/Release
+  - cp src/src/Release/ssh.dll ssh/
+  - for %%I in (%PYTHONVERS%) do cp src/src/Release/ssh.lib %%I/libs/
+  # Clean C files before build
   - rm -f ssh/*.c
-  - python -V
-  - python setup.py build_ext
-  - python setup.py build
-  - python setup.py install
+  - for %%I in (%PYTHONVERS%) do %%I\python.exe -V
+  - for %%I in (%PYTHONVERS%) do %%I\python.exe setup.py build_ext
+  - for %%I in (%PYTHONVERS%) do %%I\python.exe setup.py build
+  - for %%I in (%PYTHONVERS%) do %%I\python.exe setup.py install
   - ps: ls ssh
 
 test_script:
   - cd dist
-  - python ..\\ci\\appveyor\\import_test.py
+  - for %%I in (%PYTHONVERS%) do %%I\python.exe ..\\ci\\appveyor\\import_test.py
   - cd ..
 
 after_test:
-  - python setup.py bdist_wheel
+  - for %%I in (%PYTHONVERS%) do %%I\python.exe setup.py bdist_wheel
   - mv dist/* .
 
 artifacts:
   - path: "*.whl"
 
 deploy_script:
-  - python ci/appveyor/pypi_upload.py *.whl
+  - "%PYTHON_DEF%\\python.exe ci/appveyor/pypi_upload.py *.whl"

ci/appveyor/build_ssh.bat

@@ -19,5 +19,3 @@ cp %OPENSSL_DIR%\lib\VC\libssl%PYTHON_ARCH%MD.lib %APPVEYOR_BUILD_FOLDER%
 cmake --build . --config Release
 
 cd ..
-cp src/src/Release/ssh.lib %PYTHON%/libs/
-cp src/src/Release/ssh.dll ssh/

ci/appveyor/build_zlib.bat

@@ -18,6 +18,4 @@ IF "%MSVC%" == "Visual Studio 9" (
 )
 
 cmake --build . --config Release --target install
-cp C:/zlib/lib/zlibstatic.lib %PYTHON%/libs/
 cd ..
-ls %PYTHON%/libs/