update appveyor matrix and compatible with old msvc

Author: ygj6

appveyor.yml

@@ -11,40 +11,49 @@ environment:
     BOOST_ROOT: C:\Libraries\boost_1_67_0
   matrix:
     - cpp11: -DMSGPACK_CXX11=OFF
+      example:  -DMSGPACK_BUILD_EXAMPLES=OFF
       msvc: '"Visual Studio 10 2010"'
     - cpp11: -DMSGPACK_CXX11=OFF
+      example:  -DMSGPACK_BUILD_EXAMPLES=OFF
       msvc: '"Visual Studio 11 2012"'
     - cpp11: -DMSGPACK_CXX11=OFF
+      example:  -DMSGPACK_BUILD_EXAMPLES=OFF
       msvc: '"Visual Studio 12 2013"'
     - cpp11: -DMSGPACK_CXX11=ON
+      example:  -DMSGPACK_BUILD_EXAMPLES=ON
       msvc: '"Visual Studio 14 2015"'
     - cpp11: -DMSGPACK_CXX11=OFF
+      example:  -DMSGPACK_BUILD_EXAMPLES=ON
       msvc: '"Visual Studio 14 2015"'
 build_script:
-- appveyor DownloadFile https://github.com/google/googletest/archive/release-1.7.0.zip -FileName googletest-release-1.7.0.zip
-- 7z x googletest-release-1.7.0.zip > NUL
-- cd googletest-release-1.7.0
-- md build
-- cd build
-- cmake -G %msvc% -DBUILD_SHARED_LIBS=ON -DCMAKE_CXX_FLAGS=/D_VARIADIC_MAX=10 ..
-- cmake --build . --config Release
-- cd ..
-- cd ..
-- appveyor DownloadFile http://zlib.net/zlib-1.2.11.tar.gz -FileName zlib-1.2.11.tar.gz
-- 7z x zlib-1.2.11.tar.gz > NUL
-- 7z x zlib-1.2.11.tar > NUL
-- cd zlib-1.2.11
-- md build
-- cd build
-- cmake -G %msvc% ..
-- cmake --build . --config Release
-- copy zconf.h ..
-- cd ..
-- cd ..
-- md build
-- cd build
-- cmake -G %msvc% %cpp11% %x3_parse% -DGTEST_LIBRARY=%APPVEYOR_BUILD_FOLDER%\googletest-release-1.7.0\build\Release\gtest.lib -DGTEST_MAIN_LIBRARY=%APPVEYOR_BUILD_FOLDER%\googletest-release-1.7.0\build\Release\gtest_main.lib -DGTEST_INCLUDE_DIR=%APPVEYOR_BUILD_FOLDER%\googletest-release-1.7.0\include -DZLIB_LIBRARY=%APPVEYOR_BUILD_FOLDER%\zlib-1.2.11\build\Release\zlib.lib -DZLIB_INCLUDE_DIR=%APPVEYOR_BUILD_FOLDER%\zlib-1.2.11 -DCMAKE_CXX_FLAGS='"/D_VARIADIC_MAX=10 /EHsc"' ..
-- cmake --build . --config Release -v
+  - ps: |
+      appveyor DownloadFile https://github.com/google/googletest/archive/release-1.7.0.zip -FileName googletest-release-1.7.0.zip
+      7z x googletest-release-1.7.0.zip 2> $null
+      cd googletest-release-1.7.0
+      md build
+      cd build
+      cmake -G $env:msvc -DBUILD_SHARED_LIBS=ON -DCMAKE_CXX_FLAGS=/D_VARIADIC_MAX=10 ..
+      cmake --build . --config Release
+      cd ..
+      cd ..
+      appveyor DownloadFile http://zlib.net/zlib-1.2.11.tar.gz -FileName zlib-1.2.11.tar.gz
+      7z x zlib-1.2.11.tar.gz 2> $null
+      7z x zlib-1.2.11.tar 2> $null
+      cd zlib-1.2.11
+      md build
+      cd build
+      cmake -G $env:msvc ..
+      cmake --build . --config Release
+      copy zconf.h ..
+      cd ..
+      cd ..
+      if ($env:msvc -ne '"Visual Studio 14 2015"') {
+        ((Get-Content CMakeLists.txt) -replace "COMPONENTS chrono context system timer", "") | Set-Content -Path CMakeLists.txt
+      }
+      md build
+      cd build
+      cmake -G $env:msvc $env:cpp11 $env:example $env:x3_parse -DGTEST_LIBRARY=$env:APPVEYOR_BUILD_FOLDER\googletest-release-1.7.0\build\Release\gtest.lib -DGTEST_MAIN_LIBRARY=$env:APPVEYOR_BUILD_FOLDER\googletest-release-1.7.0\build\Release\gtest_main.lib -DGTEST_INCLUDE_DIR=$env:APPVEYOR_BUILD_FOLDER\googletest-release-1.7.0\include -DZLIB_LIBRARY=$env:APPVEYOR_BUILD_FOLDER\zlib-1.2.11\build\Release\zlib.lib -DZLIB_INCLUDE_DIR=$env:APPVEYOR_BUILD_FOLDER\zlib-1.2.11 -DCMAKE_CXX_FLAGS='"/D_VARIADIC_MAX=10 /EHsc"' ..
+      cmake --build . --config Release -v
 
 test_script:
 - set PATH=%PATH%;%APPVEYOR_BUILD_FOLDER%\googletest-release-1.7.0\build\Release;%APPVEYOR_BUILD_FOLDER%\zlib-1.2.11\build\Release;%APPVEYOR_BUILD_FOLDER%\build\release