mirror of https://github.com/python/cpython
gh-119070: Fix py.exe handling of /usr/bin/env commands missing extension (GH-119426)
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@ -764,3 +764,11 @@ class TestLauncher(unittest.TestCase, RunPyMixin):
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with self.script(f'#! /usr/bin/env {exe.stem} arg1') as script:
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data = self.run_py([script], env=env)
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self.assertEqual(data["stdout"].strip(), f"{quote(exe)} arg1 {quote(script)}")
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def test_shebang_executable_extension(self):
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with self.script('#! /usr/bin/env python3.12') as script:
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data = self.run_py([script])
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expect = "# Search PATH for python3.12.exe"
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actual = [line.strip() for line in data["stderr"].splitlines()
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if line.startswith("# Search PATH")]
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self.assertEqual([expect], actual)
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@ -0,0 +1,3 @@
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Fixes ``py.exe`` handling of shebangs like ``/usr/bin/env python3.12``,
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which were previously interpreted as ``python3.exe`` instead of
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``python3.12.exe``.
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@ -853,7 +853,7 @@ searchPath(SearchInfo *search, const wchar_t *shebang, int shebangLength)
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}
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wchar_t filename[MAXLEN];
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if (wcsncpy_s(filename, MAXLEN, command, lastDot)) {
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if (wcsncpy_s(filename, MAXLEN, command, commandLength)) {
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return RC_BAD_VIRTUAL_PATH;
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}
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