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[lwip-devel] [bug #49848] Non-blocking socket emit a sock error while re

From: Wen Xichang
Subject: [lwip-devel] [bug #49848] Non-blocking socket emit a sock error while read return EWOULDBLOCK
Date: Thu, 15 Dec 2016 15:16:02 +0000 (UTC)
User-agent: Mozilla/5.0 (iPhone; CPU iPhone OS 10_1_1 like Mac OS X) AppleWebKit/602.2.14 (KHTML, like Gecko) Version/10.0 Mobile/14B100 Safari/602.1 
Follow-up Comment #2, bug #49848 (project lwip):

that's exactly what i mean.
reading nonblocking socket while EWOULDBLOCK occurred shouldn't cause
getsockopt(SO_ERROR) to return any error.
found this while porting nginx to lwip


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