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Issue #22636: Merge ctypes.util from 3.5

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This commit is contained in:
Martin Panter 2016-06-14 04:31:14 +00:00
commit bd305e497f
1 changed files with 35 additions and 19 deletions
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16
Lib/ctypes/util.py
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@ -115,10 +115,13 @@ elif os.name == "posix":
env = dict(os.environ) env = dict(os.environ)
env['LC_ALL'] = 'C' env['LC_ALL'] = 'C'
env['LANG'] = 'C' env['LANG'] = 'C'
try:
proc = subprocess.Popen(args, proc = subprocess.Popen(args,
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT, stderr=subprocess.STDOUT,
env=env) env=env)
except OSError: # E.g. bad executable
return None
with proc: with proc:
trace = proc.stdout.read() trace = proc.stdout.read()
finally: finally:
@ -140,9 +143,12 @@ elif os.name == "posix":
if not f: if not f:
return None return None
try:
proc = subprocess.Popen(("/usr/ccs/bin/dump", "-Lpv", f), proc = subprocess.Popen(("/usr/ccs/bin/dump", "-Lpv", f),
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL) stderr=subprocess.DEVNULL)
except OSError: # E.g. command not found
return None
with proc: with proc:
data = proc.stdout.read() data = proc.stdout.read()
res = re.search(br'\[.*\]\sSONAME\s+([^\s]+)', data) res = re.search(br'\[.*\]\sSONAME\s+([^\s]+)', data)
@ -159,9 +165,12 @@ elif os.name == "posix":
# objdump is not available, give up # objdump is not available, give up
return None return None
try:
proc = subprocess.Popen((objdump, '-p', '-j', '.dynamic', f), proc = subprocess.Popen((objdump, '-p', '-j', '.dynamic', f),
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL) stderr=subprocess.DEVNULL)
except OSError: # E.g. bad executable
return None
with proc: with proc:
dump = proc.stdout.read() dump = proc.stdout.read()
res = re.search(br'\sSONAME\s+([^\s]+)', dump) res = re.search(br'\sSONAME\s+([^\s]+)', dump)
@ -187,9 +196,13 @@ elif os.name == "posix":
expr = r':-l%s\.\S+ => \S*/(lib%s\.\S+)' % (ename, ename) expr = r':-l%s\.\S+ => \S*/(lib%s\.\S+)' % (ename, ename)
expr = os.fsencode(expr) expr = os.fsencode(expr)
try:
proc = subprocess.Popen(('/sbin/ldconfig', '-r'), proc = subprocess.Popen(('/sbin/ldconfig', '-r'),
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL) stderr=subprocess.DEVNULL)
except OSError: # E.g. command not found
data = b''
else:
with proc: with proc:
data = proc.stdout.read() data = proc.stdout.read()
@ -214,10 +227,13 @@ elif os.name == "posix":
args = ('/usr/bin/crle',) args = ('/usr/bin/crle',)
paths = None paths = None
try:
proc = subprocess.Popen(args, proc = subprocess.Popen(args,
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL, stderr=subprocess.DEVNULL,
env=env) env=env)
except OSError: # E.g. bad executable
return None
with proc: with proc:
for line in proc.stdout: for line in proc.stdout:
line = line.strip() line = line.strip()