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fix: min macos (#2622)

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Henry Schreiner 2020-10-29 11:37:42 -04:00 committed by GitHub
parent 139c05dafa
commit 06a54018c8
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1 changed files with 9 additions and 4 deletions
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pybind11/setup_helpers.py
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@ -45,6 +45,7 @@ import shutil
import sys
import tempfile
import threading
import platform
import warnings
try:
@ -177,10 +178,14 @@ class Pybind11Extension(_Extension):
if MACOS and "MACOSX_DEPLOYMENT_TARGET" not in os.environ:
# C++17 requires a higher min version of macOS. An earlier version
# can be set manually via environment variable if you are careful
# in your feature usage, but 10.14 is the safest setting for
# general use.
macosx_min = "-mmacosx-version-min=" + ("10.9" if level < 17 else "10.14")
# (10.12 or 10.13) can be set manually via environment variable if
# you are careful in your feature usage, but 10.14 is the safest
# setting for general use. However, never set higher than the
# current macOS version!
current_macos = tuple(int(x) for x in platform.mac_ver()[0].split(".")[:2])
desired_macos = (10, 9) if level < 17 else (10, 14)
macos_string = ".".join(str(x) for x in min(current_macos, desired_macos))
macosx_min = "-mmacosx-version-min=" + macos_string
self.extra_compile_args.append(macosx_min)
self.extra_link_args.append(macosx_min)