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Fix #1521375. When running with root priviledges, 'gcc -o /dev/null'

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did overwrite /dev/null.  Use a temporary file instead of /dev/null.
This commit is contained in:
Thomas Heller 2006-07-13 17:01:14 +00:00
parent b4dc2ef5da
commit 2bdf29ec28
2 changed files with 13 additions and 1 deletions
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10
Lib/ctypes/util.py
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@ -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