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gh-138130: Fix return value of libc_ver() on Emscripten #138132

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Merged
merged 2 commits into from
Aug 31, 2025
Merged

gh-138130: Fix return value of libc_ver() on Emscripten #138132

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gh-138130: Fix return value of libc_ver() on Emscripten
hoodmane Aug 25, 2025
2bd3ac5
Update test
hoodmane Aug 28, 2025
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5 changes: 5 additions & 0 deletions Lib/platform.py
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Original file line number Diff line number Diff line change
Expand Up @@ -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')
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