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Add mechanism to override OS (for testing purposes) (#993)

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Similar to `EMSDK_ARCH` which I added in #935.
This commit is contained in:
Sam Clegg
2022-02-25 09:42:12 -08:00
committed by GitHub
parent fd08e9ad24
commit 7a09f8cc1c
1 changed files with 32 additions and 20 deletions
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52
emsdk.py
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@@ -58,10 +58,6 @@ extra_release_tag = None
VERBOSE = int(os.getenv('EMSDK_VERBOSE', '0'))
TTY_OUTPUT = not os.getenv('EMSDK_NOTTY', not sys.stdout.isatty())
WINDOWS = False
if os.name == 'nt' or (os.getenv('SYSTEMROOT') is not None and 'windows' in os.getenv('SYSTEMROOT').lower()) or (os.getenv('COMSPEC') is not None and 'windows' in os.getenv('COMSPEC').lower()):
WINDOWS = True
def errlog(msg):
print(msg, file=sys.stderr)
@@ -72,26 +68,42 @@ def exit_with_error(msg):
sys.exit(1)
WINDOWS = False
MINGW = False
MSYS = False
if os.getenv('MSYSTEM'):
MSYS = True
# Some functions like os.path.normpath() exhibit different behavior between
# different versions of Python, so we need to distinguish between the MinGW
# and MSYS versions of Python
if sysconfig.get_platform() == 'mingw':
MINGW = True
if os.getenv('MSYSTEM') != 'MSYS' and os.getenv('MSYSTEM') != 'MINGW64':
# https://stackoverflow.com/questions/37460073/msys-vs-mingw-internal-environment-variables
errlog('Warning: MSYSTEM environment variable is present, and is set to "' + os.getenv('MSYSTEM') + '". This shell has not been tested with emsdk and may not work.')
MACOS = False
if platform.mac_ver()[0] != '':
MACOS = True
LINUX = False
if not MACOS and (platform.system() == 'Linux'):
LINUX = True
if 'EMSDK_OS' in os.environ:
EMSDK_OS = os.environ['EMSDK_OS']
if EMSDK_OS == 'windows':
WINDOWS = True
elif EMSDK_OS == 'linux':
LINUX = True
elif EMSDK_OS == 'macos':
MACOS = True
else:
assert False
else:
if os.name == 'nt' or (os.getenv('SYSTEMROOT') is not None and 'windows' in os.getenv('SYSTEMROOT').lower()) or (os.getenv('COMSPEC') is not None and 'windows' in os.getenv('COMSPEC').lower()):
WINDOWS = True
if os.getenv('MSYSTEM'):
MSYS = True
# Some functions like os.path.normpath() exhibit different behavior between
# different versions of Python, so we need to distinguish between the MinGW
# and MSYS versions of Python
if sysconfig.get_platform() == 'mingw':
MINGW = True
if os.getenv('MSYSTEM') != 'MSYS' and os.getenv('MSYSTEM') != 'MINGW64':
# https://stackoverflow.com/questions/37460073/msys-vs-mingw-internal-environment-variables
errlog('Warning: MSYSTEM environment variable is present, and is set to "' + os.getenv('MSYSTEM') + '". This shell has not been tested with emsdk and may not work.')
if platform.mac_ver()[0] != '':
MACOS = True
if not MACOS and (platform.system() == 'Linux'):
LINUX = True
UNIX = (MACOS or LINUX)