diff options
Diffstat (limited to 'compiler-rt/lib/asan/scripts/asan_symbolize.py')
| -rwxr-xr-x | compiler-rt/lib/asan/scripts/asan_symbolize.py | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/compiler-rt/lib/asan/scripts/asan_symbolize.py b/compiler-rt/lib/asan/scripts/asan_symbolize.py index 81c9b960496..3571468d877 100755 --- a/compiler-rt/lib/asan/scripts/asan_symbolize.py +++ b/compiler-rt/lib/asan/scripts/asan_symbolize.py @@ -142,10 +142,13 @@ class UnbufferedLineConverter(object): Wrap a child process that responds to each line of input with one line of output. Uses pty to trick the child into providing unbuffered output. """ - def __init__(self, args): + def __init__(self, args, close_stderr=False): pid, fd = pty.fork() if pid == 0: - # We're the child. Transfer control to command. + # We're the child. Transfer control to command. + if close_stderr: + dev_null = os.open('/dev/null', 0) + os.dup2(dev_null, 2) os.execvp(args[0], args) else: # Disable echoing. @@ -179,7 +182,7 @@ class DarwinSymbolizer(Symbolizer): if DEBUG: print 'atos -o %s -arch %s' % (self.binary, self.arch) cmdline = ['atos', '-o', self.binary, '-arch', self.arch] - self.atos = UnbufferedLineConverter(cmdline) + self.atos = UnbufferedLineConverter(cmdline, close_stderr=True) def symbolize(self, addr, binary, offset): """Overrides Symbolizer.symbolize.""" |
