{"blog_url":"https://so-wh.at/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fso-wh.at%2Fentry%2F20080220%2Fp2\" title=\" poll\u306e\u30a8\u30df\u30e5\u30ec\u30fc\u30c8\u3092\u8003\u3048\u4e2d\u2026 - so what\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","width":"100%","image_url":null,"author_url":"https://blog.hatena.ne.jp/winebarrel/","provider_url":"https://hatena.blog","author_name":"winebarrel","url":"https://so-wh.at/entry/20080220/p2","published":"2008-02-20 00:00:02","categories":["C\u8a00\u8a9e"],"blog_title":"so what","version":"1.0","title":" poll\u306e\u30a8\u30df\u30e5\u30ec\u30fc\u30c8\u3092\u8003\u3048\u4e2d\u2026","provider_name":"Hatena Blog","description":"WinSock\u306e\u30a4\u30d9\u30f3\u30c8\u307e\u308f\u308a\u306eAPI\u3067poll(2)\u3092\u30a8\u30df\u30e5\u30ec\u30fc\u30c8\u3067\u304d\u306a\u3044\u304b\u8003\u3048\u4e2d\u3002 WinSock.h\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u306a\u3044pollfd\u3068\u5b9a\u6570\u306f\u30de\u30af\u30ed\u3067\u518d\u5b9a\u7fa9\u3067\u304d\u305d\u3046\u3060\u3057\u3001WSAWaitForMultipleEvents()\u306f\u30a4\u30d9\u30f3\u30c8\u306e\u6570\u3058\u3083\u306a\u304f\u3066\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8fd4\u3059\u3051\u3069\u4e0d\u8981\u306a\u30a4\u30d9\u30f3\u30c8\u306f\u7121\u8996\u3057\u3066\u3082\u3089\u3046\u3063\u3066\u3053\u3068\u3067\u3001\u4f55\u3068\u304b\u306a\u308a\u305d\u3046\u3002 \u554f\u984c\u306f\u30a4\u30d9\u30f3\u30c8\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u304b\u306a\uff1f poll(2) POLLIN \u8aad\u307f\u51fa\u3057\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3002 POLLPRI \u8aad\u307f\u51fa\u3057\u53ef\u80fd\u306a\u7dca\u6025\u30c7\u30fc\u30bf (urgent data) \u304c\u3042\u308b (\u4f8b\u3048\u3070\u3001TCP \u30bd\u30b1\u30c3\u30c8\u306e\u5e2f\u57df\u5916 (out-of-band data) \u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u2026"}