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Issue #1887 - Allow /bin/sh to be used as a fallback value when SHELL is not set.

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This commit is contained in:
Jeremy Andrews 2022-05-03 20:01:09 -05:00 • committed by roytam1
commit 292d71cd24
1 changed files with 4 additions and 2 deletions
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6
python/mach/mach/mixin/process.py
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@ -17,14 +17,16 @@ from .logging import LoggingMixin
# Perform detection of operating system environment. This is used by command
# execution. We only do this once to save redundancy. Yes, this can fail module
# loading. That is arguably OK.
# execution. We only do this once to save redundancy. Fall back to checking
# existence of /bin/sh if environment detection fails.
if 'SHELL' in os.environ:
_current_shell = os.environ['SHELL']
elif 'MOZILLABUILD' in os.environ:
_current_shell = os.environ['MOZILLABUILD'] + '/msys/bin/sh.exe'
elif 'COMSPEC' in os.environ:
_current_shell = os.environ['COMSPEC']
elif os.path.exists("/bin/sh"):
_current_shell = '/bin/sh'
else:
raise Exception('Could not detect environment shell!')