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On 11/27/2017 01:50 PM, Yubin Ruan wrote:
2017-11-27 19:55 GMT+08:00 Florian Weimer <fweimer@redhat.com>:On 11/27/2017 09:42 AM, Yubin Ruan wrote:Still remember this thread? It turn out that determining whether or not you are currently in a signal handler is trivial with libunwind:This is incorrect. libunwind (or any other unwinder) relies on information which is not always available.what information?
Unwind tables. A correct stack pointer or frame pointer. Florian
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