Set min MacOSX req to 10.12

dstansby · dstansby · commit 865c202aab47 · 2022-01-20T22:41:39.000Z
diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
@@ -31,6 +31,7 @@ jobs:
       min-numpy-version: "1.17.3"
       min-numpy-hash: "b6/d6/be8f975f5322336f62371c9abeb936d592c98c047ad63035f1b38ae08efe"
       CIBW_ARCHS_MACOS: "x86_64 universal2 arm64"
+      MACOSX_DEPLOYMENT_TARGET: "10.12"
     strategy:
       matrix:
         os: [ubuntu-18.04, windows-latest, macos-10.15]
diff --git a/doc/devel/dependencies.rst b/doc/devel/dependencies.rst
@@ -47,6 +47,7 @@ and the capabilities they provide.
 * pycairo_ (>= 1.11.0) or cairocffi_ (>= 0.8): for the GTK and/or cairo-based
   backends.
 * Tornado_ (>=5): for the WebAgg backend.
+* OS X/macOS (>=10.12): for the macosx backend.
 
 .. _Tk: https://docs.python.org/3/library/tk.html
 .. _PyQt5: https://pypi.org/project/PyQt5/
diff --git a/doc/users/next_whats_new/min_macosx_version.rst b/doc/users/next_whats_new/min_macosx_version.rst
@@ -0,0 +1,3 @@
+New minimum OS X/macOS version
+------------------------------
+The macosx backend now requires OS X/macOS >= 10.12.
diff --git a/setupext.py b/setupext.py
@@ -731,8 +731,8 @@ def get_extensions(self):
             'matplotlib.backends._macosx', [
                 'src/_macosx.m'
             ])
-        ext.extra_compile_args.extend(['-Werror'])
-        ext.extra_link_args.extend(['-framework', 'Cocoa'])
+        ext.extra_compile_args.extend(['-Werror', '-mmacosx-version-min=10.12'])
+        ext.extra_link_args.extend(['-framework', 'Cocoa', '-mmacosx-version-min=10.12'])
         if platform.python_implementation().lower() == 'pypy':
             ext.extra_compile_args.append('-DPYPY=1')
         yield ext
