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[3.14] gh-138130: Fix return value of libc_ver() on Emscripten (GH-138132) (#138312)

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Co-authored-by: Hood Chatham <roberthoodchatham@gmail.com>
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Miss Islington (bot) 2025-10-05 15:03:49 +02:00 • committed by GitHub
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2 changed files with 8 additions and 1 deletions
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5
Lib/platform.py
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@ -173,6 +173,11 @@ def libc_ver(executable=None, lib='', version='', chunksize=16384):
"""
if not executable:
if sys.platform == "emscripten":
# Emscripten's os.confstr reports that it is glibc, so special case
# it.
ver = ".".join(str(x) for x in sys._emscripten_info.emscripten_version)
return ("emscripten", ver)
try:
ver = os.confstr('CS_GNU_LIBC_VERSION')
# parse 'glibc 2.28' as ('glibc', '2.28')

4
Lib/test/test_platform.py
View file

@ -525,8 +525,10 @@ def test_ios_ver(self):
self.assertEqual(override.model, "Whiz")
self.assertTrue(override.is_simulator)
@unittest.skipIf(support.is_emscripten, "Does not apply to Emscripten")
def test_libc_ver(self):
if support.is_emscripten:
assert platform.libc_ver() == ("emscripten", "4.0.12")
return
# check that libc_ver(executable) doesn't raise an exception
if os.path.isdir(sys.executable) and \
os.path.exists(sys.executable+'.exe'):