ENH: do not run 'meson install' to produce a wheel

Author: dnicolodi

mesonpy/__init__.py

@@ -494,32 +494,27 @@ def build(self, directory: Path) -> pathlib.Path:
         # ensure project is built
         self._project.build()
 
-        # install project in temporary destination directory
-        with tempfile.TemporaryDirectory() as destdir:
-            self._project.install(destdir)
-
-            wheel_file = pathlib.Path(directory, f'{self.name}.whl')
-
-            with mesonpy._wheelfile.WheelFile(wheel_file, 'w') as whl:
-                self._wheel_write_metadata(whl)
+        wheel_file = pathlib.Path(directory, f'{self.name}.whl')
+        with mesonpy._wheelfile.WheelFile(wheel_file, 'w') as whl:
+            self._wheel_write_metadata(whl)
 
-                with mesonpy._util.cli_counter(sum(len(x) for x in self._wheel_files.values())) as counter:
+            with mesonpy._util.cli_counter(sum(len(x) for x in self._wheel_files.values())) as counter:
 
-                    root = 'purelib' if self.is_pure else 'platlib'
+                root = 'purelib' if self.is_pure else 'platlib'
 
-                    for path, entries in self._wheel_files.items():
-                        for dst, src in entries:
-                            counter.update(src)
+                for path, entries in self._wheel_files.items():
+                    for dst, src in entries:
+                        counter.update(src)
 
-                            if path == root:
-                                pass
-                            elif path == 'mesonpy-libs':
-                                # custom installation path for bundled libraries
-                                dst = pathlib.Path(f'.{self._project.name}.mesonpy.libs', dst)
-                            else:
-                                dst = pathlib.Path(self.data_dir, path, dst)
+                        if path == root:
+                            pass
+                        elif path == 'mesonpy-libs':
+                            # custom installation path for bundled libraries
+                            dst = pathlib.Path(f'.{self._project.name}.mesonpy.libs', dst)
+                        else:
+                            dst = pathlib.Path(self.data_dir, path, dst)
 
-                            self._install_path(whl, src, dst)
+                        self._install_path(whl, src, dst)
 
         return wheel_file
 
@@ -812,11 +807,6 @@ def build(self) -> None:
         """Build the Meson project."""
         self._run(self._build_command)
 
-    def install(self, destdir: Path) -> None:
-        """Install the Meson project."""
-        destdir = os.fspath(destdir)
-        self._run(['meson', 'install', '--quiet', '--no-rebuild', '--destdir', destdir, *self._meson_args['install']])
-
     @functools.lru_cache()
     def _info(self, name: str) -> Any:
         """Read info from meson-info directory."""

tests/test_project.py

@@ -122,7 +122,6 @@ def wrapper(self, cmd):
         # wheel: calls to 'meson setup', 'meson compile', and 'meson install'
         ['meson', 'setup'],
         ['meson', 'compile'] if sys.platform == 'win32' else ['ninja'],
-        ['meson', 'install']
     ]
 
     # check that the user options are passed to the invoked commands