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Tolerate import errors in "not.py" implementation

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@365855 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Fiselier 2019-07-12 01:13:05 +00:00
parent 3c73561841
commit e98aed4733
1 changed files with 12 additions and 4 deletions
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16
utils/not.py
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@ -12,10 +12,20 @@ ex: python /path/to/not.py ' echo hello
echo $? // (prints 1)
"""
import distutils.spawn
import subprocess
import sys
def which_cannot_find_program(prog):
# Allow for import errors on distutils.spawn
try:
import distutils.spawn
prog = distutils.spawn.find_executable(prog[0])
if prog is None:
sys.stderr.write('Failed to find program %s' % prog[0])
return True
return False
except:
return False
def main():
argv = list(sys.argv)
@ -27,9 +37,7 @@ def main():
expectCrash = False
if len(argv) == 0:
return 1
prog = distutils.spawn.find_executable(argv[0])
if prog is None:
sys.stderr.write('Failed to find program %s' % argv[0])
if which_cannot_find_program(argv[0]):
return 1
rc = subprocess.call(argv)
if rc < 0: