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-rw-r--r--Lib/ctypes/util.py10
-rw-r--r--Misc/NEWS4
2 files changed, 13 insertions, 1 deletions
diff --git a/Lib/ctypes/util.py b/Lib/ctypes/util.py
index d4e314a..2ee2968 100644
--- a/Lib/ctypes/util.py
+++ b/Lib/ctypes/util.py
@@ -47,10 +47,13 @@ elif os.name == "posix":
def _findLib_gcc(name):
expr = '[^\(\)\s]*lib%s\.[^\(\)\s]*' % name
+ fdout, ccout = tempfile.mkstemp()
+ os.close(fdout)
cmd = 'if type gcc &>/dev/null; then CC=gcc; else CC=cc; fi;' \
- '$CC -Wl,-t -o /dev/null 2>&1 -l' + name
+ '$CC -Wl,-t -o ' + ccout + ' 2>&1 -l' + name
try:
fdout, outfile = tempfile.mkstemp()
+ os.close(fdout)
fd = os.popen(cmd)
trace = fd.read()
err = fd.close()
@@ -60,6 +63,11 @@ elif os.name == "posix":
except OSError, e:
if e.errno != errno.ENOENT:
raise
+ try:
+ os.unlink(ccout)
+ except OSError, e:
+ if e.errno != errno.ENOENT:
+ raise
res = re.search(expr, trace)
if not res:
return None
diff --git a/Misc/NEWS b/Misc/NEWS
index 516e84c..c44227b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -25,6 +25,10 @@ Library
Extension Modules
-----------------
+- Bug #1521375: The code in ctypes.util.find_library was
+ run with root priviledges, it could overwrite or delete
+ /dev/null in certain cases; this is now fixed.
+
- Bug #1467450: On Mac OS X 10.3, RTLD_GLOBAL is now used as the
default mode for loading shared libraries in ctypes.