redis\u6e90\u7801\u4ecemain\u5f00\u59cb4\u4e2d\u6211\u4eec\u4ecb\u7ecd\u4e86redis\u4e2d\u7684\u4e24\u79cd\u4e8b\u4ef6\u5faa\u73af\uff0c\u65f6\u95f4\u4e8b\u4ef6\u548c\u6587\u672c\u4e8b\u4ef6\u3002\u672c\u8282\u6211\u4eec\u770b\u770b\u4e24\u79cd\u4e8b\u4ef6\u5728redis\u4e2d\u7684\u5177\u4f53\u4f7f\u7528,\u5728redis\u7684main\u65b9\u6cd5\u4e2d\uff0c\u5c06\u521d\u59cb\u5316\u7684server.el\u4f20\u5165aeMain\u4e2d\uff0caeMain\u4fbf\u662f\u4e8b\u4ef6\u5904\u7406\u5668\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u7684\u65f6\u95f4\u5faa\u73af\uff0c\u4e0b\u9762\u6765\u770baeMain\u7684\u5177\u4f53\u5b9e\u73b0<\/p>\n\n\n\n
\n\naeMain(server.el);\n\n\/*\n * \u4e8b\u4ef6\u5904\u7406\u5668\u7684\u4e3b\u5faa\u73af\n *\/\nvoid aeMain(aeEventLoop *eventLoop)\n{\n\n eventLoop->stop = 0;\n\n while (!eventLoop->stop)\n {\n\n \/\/ \u5982\u679c\u6709\u9700\u8981\u5728\u4e8b\u4ef6\u5904\u7406\u524d\u6267\u884c\u7684\u51fd\u6570\uff0c\u90a3\u4e48\u8fd0\u884c\u5b83\n if (eventLoop->beforesleep != NULL)\n eventLoop->beforesleep(eventLoop);\n\n \/\/ \u5f00\u59cb\u5904\u7406\u4e8b\u4ef6\n aeProcessEvents(eventLoop, AE_ALL_EVENTS);\n }\n}\n\n\/* \n *\/\nint aeProcessEvents(aeEventLoop *eventLoop, int flags)\n{\n int processed = 0, numevents;\n\n \/\/ \u5224\u65ad\u4e8b\u4ef6\u7684\u7c7b\u578b\u662f\u4e0d\u662f\u65f6\u95f4\u4e8b\u4ef6\u6216\u8005\u662f\u6587\u4ef6\u4e8b\u4ef6\n if (!(flags & AE_TIME_EVENTS) && !(flags & AE_FILE_EVENTS))\n return 0;\n\n \n if (eventLoop->maxfd != -1 ||\n ((flags & AE_TIME_EVENTS) && !(flags & AE_DONT_WAIT)))\n {\n int j;\n aeTimeEvent *shortest = NULL;\n struct timeval tv, *tvp;\n\n \/\/ \u83b7\u53d6\u6700\u8fd1\u7684\u65f6\u95f4\u4e8b\u4ef6\n if (flags & AE_TIME_EVENTS && !(flags & AE_DONT_WAIT))\n shortest = aeSearchNearestTimer(eventLoop);\n if (shortest)\n {\n \/\/ \u83b7\u53d6\u7684\u6700\u8fd1\u7684\u65f6\u95f4\u4e8b\u4ef6\uff0c\u8ba1\u7b97\u53ef\u4ee5\u963b\u585e\u591a\u4e45\n long now_sec, now_ms;\n \/\/ \u8ba1\u7b97\u8ddd\u4eca\u6700\u8fd1\u7684\u65f6\u95f4\u4e8b\u4ef6\u8fd8\u8981\u591a\u4e45\u624d\u80fd\u8fbe\u5230\n \/\/ \u5e76\u5c06\u8be5\u65f6\u95f4\u8ddd\u4fdd\u5b58\u5728 tv \u7ed3\u6784\u4e2d\n aeGetTime(&now_sec, &now_ms);\n tvp = &tv;\n tvp->tv_sec = shortest->when_sec - now_sec;\n if (shortest->when_ms < now_ms)\n {\n tvp->tv_usec = ((shortest->when_ms + 1000) - now_ms) * 1000;\n tvp->tv_sec--;\n }\n else\n {\n tvp->tv_usec = (shortest->when_ms - now_ms) * 1000;\n }\n\n \/\/ \u65f6\u95f4\u5dee\u5c0f\u4e8e 0 \uff0c\u8bf4\u660e\u4e8b\u4ef6\u5df2\u7ecf\u53ef\u4ee5\u6267\u884c\u4e86\uff0c\u5c06\u79d2\u548c\u6beb\u79d2\u8bbe\u4e3a 0 \uff08\u4e0d\u963b\u585e\uff09\n if (tvp->tv_sec < 0)\n tvp->tv_sec = 0;\n if (tvp->tv_usec < 0)\n tvp->tv_usec = 0;\n }\n else\n {\n\n \/\/ \u6267\u884c\u5230\u8fd9\u4e00\u6b65\uff0c\u8bf4\u660e\u6ca1\u6709\u65f6\u95f4\u4e8b\u4ef6\n \/\/ \u90a3\u4e48\u6839\u636e AE_DONT_WAIT \u662f\u5426\u8bbe\u7f6e\u6765\u51b3\u5b9a\u662f\u5426\u963b\u585e\uff0c\u4ee5\u53ca\u963b\u585e\u7684\u65f6\u95f4\u957f\u5ea6\n if (flags & AE_DONT_WAIT)\n {\n \/\/ \u8bbe\u7f6e\u6587\u4ef6\u4e8b\u4ef6\u4e0d\u963b\u585e\n tv.tv_sec = tv.tv_usec = 0;\n tvp = &tv;\n }\n else\n {\n \/* Otherwise we can block *\/\n \/\/ \u6587\u4ef6\u4e8b\u4ef6\u53ef\u4ee5\u963b\u585e\u76f4\u5230\u6709\u4e8b\u4ef6\u5230\u8fbe\u4e3a\u6b62\n tvp = NULL; \/* wait forever *\/\n }\n }\n\n \/\/ \u5904\u7406\u6587\u4ef6\u4e8b\u4ef6\uff0c\u963b\u585e\u65f6\u95f4\u7531 tvp \u51b3\u5b9a\n numevents = aeApiPoll(eventLoop, tvp);\n for (j = 0; j < numevents; j++)\n {\n \/\/ \u4ece\u5df2\u5c31\u7eea\u6570\u7ec4\u4e2d\u83b7\u53d6\u4e8b\u4ef6\n aeFileEvent *fe = &eventLoop->events[eventLoop->fired[j].fd];\n\n int mask = eventLoop->fired[j].mask;\n int fd = eventLoop->fired[j].fd;\n int rfired = 0;\n\n \/* note the fe->mask & mask & ... code: maybe an already processed\n * event removed an element that fired and we still didn't\n * processed, so we check if the event is still valid. *\/\n \/\/ \u8bfb\u4e8b\u4ef6\n if (fe->mask & mask & AE_READABLE)\n {\n \/\/ rfired \u786e\u4fdd\u8bfb\/\u5199\u4e8b\u4ef6\u53ea\u80fd\u6267\u884c\u5176\u4e2d\u4e00\u4e2a\n rfired = 1;\n fe->rfileProc(eventLoop, fd, fe->clientData, mask);\n }\n \/\/ \u5199\u4e8b\u4ef6\n if (fe->mask & mask & AE_WRITABLE)\n {\n if (!rfired || fe->wfileProc != fe->rfileProc)\n fe->wfileProc(eventLoop, fd, fe->clientData, mask);\n }\n\n processed++;\n }\n }\n\n \/* Check time events *\/\n \/\/ \u6267\u884c\u65f6\u95f4\u4e8b\u4ef6\n if (flags & AE_TIME_EVENTS)\n processed += processTimeEvents(eventLoop);\n\n \/\/ \u8fd4\u56de\u5904\u7406\u4e8b\u4ef6\u7684\u6570\u91cf\n return processed; \n}\n<\/code><\/pre>\n\n\n\n\u57fa\u4e8e\u7248\u672c3.0.0\u7248\u672c,<\/a>\u70b9\u51fb\u4e0b\u8f7dhttps:\/\/download.redis.io\/releases\/redis-3.0.0.tar.gz<\/p>\n\n\n\n\u672c\u6587\u5730\u5740<\/a>\uff0chttps:\/\/www.ccagml.com\/?p=382<\/p>\n","protected":false},"excerpt":{"rendered":"redis\u6e90\u7801\u4ecemain\u5f00\u59cb4\u4e2d\u6211\u4eec\u4ecb\u7ecd\u4e86redis\u4e2d\u7684\u4e24\u79cd\u4e8b\u4ef6\u5faa\u73af\uff0c\u65f6\u95f4\u4e8b\u4ef6\u548c\u6587\u672c\u4e8b\u4ef6\u3002\u672c\u8282\u6211\u4eec\u770b\u770b\u4e24\u79cd\u4e8b\u4ef6Continue reading redis\u6e90\u7801\u4ecemain\u5f00\u59cb5<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[31,22],"tags":[],"_links":{"self":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts\/382"}],"collection":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=382"}],"version-history":[{"count":2,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts\/382\/revisions"}],"predecessor-version":[{"id":384,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts\/382\/revisions\/384"}],"wp:attachment":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=382"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=382"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}