Merge pull request #564 from matplotlib/bugfix-msvc-version

Ensure that Windows Python3 wheels are built with MSVC 14.0

Author: molinav

.github/workflows/basemap-for-windows.yml

@@ -19,7 +19,7 @@ on:
 jobs:
 
   checkout:
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       -
         name: Checkout
@@ -32,7 +32,7 @@ jobs:
           path: .
 
   lint:
-    runs-on: windows-latest
+    runs-on: windows-2019
     strategy:
       matrix:
         python-version:
@@ -90,11 +90,11 @@ jobs:
         arch:
           ["x64", "x86"]
         msvc-toolset:
-          ["9.0", "14.16"]
+          ["9.0", "14.0"]
       max-parallel: 4
       fail-fast: false
     needs: lint
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       -
         name: Download checkout
@@ -141,7 +141,7 @@ jobs:
       max-parallel: 3
       fail-fast: false
     needs: build-geos
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       -
         name: Download checkout
@@ -155,7 +155,7 @@ jobs:
           if ("${{ matrix.python-version }}" -eq "2.7") {
               echo "msvc-toolset=9.0" >> $env:GITHUB_ENV
           } else {
-              echo "msvc-toolset=14.16" >> $env:GITHUB_ENV
+              echo "msvc-toolset=14.0" >> $env:GITHUB_ENV
           }
       -
         name: Set MSVC toolset
@@ -215,7 +215,7 @@ jobs:
       max-parallel: 3
       fail-fast: false
     needs: build
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       -
         name: Set Python
@@ -253,7 +253,7 @@ jobs:
       max-parallel: 1
     if: startsWith(github.event.ref, 'refs/tags/v')
     needs: test
-    runs-on: windows-latest
+    runs-on: windows-2019
     environment: PyPI
     steps:
       -

CHANGELOG.md

@@ -14,11 +14,16 @@ https://semver.org/spec/v2.0.0.html
 
 ### Added
 - Support for Python 3.11 (PR [#563], solves issue [#561]).
+- Optional argument `toolset` in `GeosLibrary.build` method.
 
 ### Changed
 - Upgrade `matplotlib` upper pin to 3.7.
 - Upgrade `pyproj` upper pin to 3.5.
 
+### Fixed
+- Set MSVC 14.0 (VS2015) to build the precompiled Windows wheels in
+  GitHub workflows (PR [#564]).
+
 ## [1.3.5] - 2022-10-25
 
 ### Fixed
@@ -943,6 +948,8 @@ https://semver.org/spec/v2.0.0.html
 - Fix glitches in drawing of parallels and meridians.
 
 
+[#564]:
+https://github.com/matplotlib/basemap/pull/564
 [#563]:
 https://github.com/matplotlib/basemap/pull/563
 [#561]:

packages/basemap/utils/GeosLibrary.py

@@ -213,7 +213,7 @@ def extract(self, overwrite=True):
                     line = line.replace(oldtext2, newtext2)
                     fd.write(line.encode())
 
-    def build(self, installdir=None, njobs=1):
+    def build(self, installdir=None, toolset=None, njobs=1):
         """Build and install GEOS from source."""
 
         # Download and extract zip file if not present.
@@ -242,8 +242,10 @@ def build(self, installdir=None, njobs=1):
 
         # Define custom configure and build options.
         if os.name == "nt":
-            config_opts += ["-DCMAKE_CXX_FLAGS='/wd4251 /wd4458 /wd4530'"]
+            config_opts += ["-DCMAKE_CXX_FLAGS='/wd4251 /wd4458 /wd4530 /EHsc'"]
             if version >= (3, 6, 0) and sys.version_info[:2] >= (3, 3):
+                if toolset is not None:
+                    config_opts += ["-DCMAKE_GENERATOR_TOOLSET={0}".format(toolset)]
                 build_opts = ["-j", "{0:d}".format(njobs)] + build_opts
             else:
                 win64 = (8 * struct.calcsize("P") == 64)