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bpo-22831: Use "with" to avoid possible fd leaks in distutils. (GH-10921)

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Serhiy Storchaka 2018-12-20 19:00:14 +02:00 • committed by GitHub
parent 71f82a2f20
commit c5d5dfdb22
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5 changed files with 63 additions and 67 deletions
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36
Lib/distutils/command/config.py
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@ -106,15 +106,14 @@ def _check_compiler(self):
def _gen_temp_sourcefile(self, body, headers, lang):
filename = "_configtest" + LANG_EXT[lang]
file = open(filename, "w")
if headers:
for header in headers:
file.write("#include <%s>\n" % header)
file.write("\n")
file.write(body)
if body[-1] != "\n":
file.write("\n")
file.close()
with open(filename, "w") as file:
if headers:
for header in headers:
file.write("#include <%s>\n" % header)
file.write("\n")
file.write(body)
if body[-1] != "\n":
file.write("\n")
return filename
def _preprocess(self, body, headers, include_dirs, lang):
@ -203,17 +202,16 @@ def search_cpp(self, pattern, body=None, headers=None, include_dirs=None,
if isinstance(pattern, str):
pattern = re.compile(pattern)
file = open(out)
match = False
while True:
line = file.readline()
if line == '':
break
if pattern.search(line):
match = True
break
with open(out) as file:
match = False
while True:
line = file.readline()
if line == '':
break
if pattern.search(line):
match = True
break
file.close()
self._clean()
return match