BUG: fix typo in MACOSX_DEPLOYMENT_TARGET environment variable name

The X got lost in the big refactoring in #202.

Author: stefanv

docs/reference/environment-variables.rst

@@ -48,7 +48,7 @@ Environment variables
           Please check our :ref:`how-to-guides-editable-installs` guide for more
           information on how to use it.
 
-   * - ``MACOS_DEPLOYMENT_TARGET``
+   * - ``MACOSX_DEPLOYMENT_TARGET``
      - Specify the target macOS version.
 
        If ``MACOSX_DEPLOYMENT_TARGET`` is set, we will use the selected version

mesonpy/_tags.py

@@ -106,9 +106,9 @@ def _get_macosx_platform_tag() -> str:
         pass
 
     # Override the macOS version if one is provided via the
-    # MACOS_DEPLOYMENT_TARGET environment variable.
+    # MACOSX_DEPLOYMENT_TARGET environment variable.
     try:
-        version = tuple(map(int, os.environ.get('MACOS_DEPLOYMENT_TARGET', '').split('.')))[:2]
+        version = tuple(map(int, os.environ.get('MACOSX_DEPLOYMENT_TARGET', '').split('.')))[:2]
     except ValueError:
         version = tuple(map(int, ver.split('.')))[:2]
 

tests/test_tags.py

@@ -37,11 +37,11 @@ def test_wheel_tag():
 @pytest.mark.skipif(platform.system() != 'Darwin', reason='macOS specific test')
 def test_macos_platform_tag(monkeypatch):
     for minor in range(9, 16):
-        monkeypatch.setenv('MACOS_DEPLOYMENT_TARGET', f'10.{minor}')
+        monkeypatch.setenv('MACOSX_DEPLOYMENT_TARGET', f'10.{minor}')
         assert next(packaging.tags.mac_platforms((10, minor))) == mesonpy._tags.get_platform_tag()
     for major in range(11, 20):
         for minor in range(3):
-            monkeypatch.setenv('MACOS_DEPLOYMENT_TARGET', f'{major}.{minor}')
+            monkeypatch.setenv('MACOSX_DEPLOYMENT_TARGET', f'{major}.{minor}')
             assert next(packaging.tags.mac_platforms((major, minor))) == mesonpy._tags.get_platform_tag()