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Fix logging issues caused by IDA custom stderr #1493

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Fix logging issues caused by IDA custom stderr #1493

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8 changes: 7 additions & 1 deletion qiling/extensions/idaplugin/qilingida.py
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Original file line number Diff line number Diff line change
Expand Up @@ -886,7 +886,13 @@ def __init__(self):
self.env = {}

def start(self, *args, **kwargs):
self.ql = Qiling(argv=self.path, rootfs=self.rootfs, verbose=QL_VERBOSE.DEBUG, env=self.env, log_plain=True, *args, **kwargs)
# ida replaces sys.stderr with their own customized class that is not fully compatible with the
# standard stream protocol. here we patch stderr replacement to make it look like a proper file.
# this has to happen before Qiling init
if not hasattr(sys.stderr, 'fileno'):
setattr(sys.stderr, 'fileno', lambda: sys.__stderr__.fileno())

self.ql = Qiling(argv=self.path, rootfs=self.rootfs, verbose=QL_VERBOSE.DEBUG, env=self.env, *args, **kwargs)

if sys.platform != 'win32':
self.ql.os.stdin = QlEmuMisc.QLStdIO('stdin', sys.__stdin__.fileno())
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