{"id":104890,"date":"2026-09-13T10:33:26","date_gmt":"2026-09-13T02:33:26","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/104890.html"},"modified":"2026-09-13T10:33:26","modified_gmt":"2026-09-13T02:33:26","slug":"linux%ef%bc%9a%e7%ba%bf%e7%a8%8b%e6%b1%a0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/104890.html","title":{"rendered":"Linux\uff1a\u7ebf\u7a0b\u6c60"},"content":{"rendered":"

Linux\u7ebf\u7a0b\u6c60<\/h2>\n

\u7ebf\u7a0b\u6c60<\/h3>\n

\u65e5\u5fd7<\/h4>\n

\u8bbe\u8ba1\u6a21\u5f0f：\u662f\u8f6f\u4ef6\u5f00\u53d1\u9886\u57df，\u9488\u5bf9\u53cd\u590d\u51fa\u73b0\u7684\u7ecf\u5178\u4e1a\u52a1\u573a\u666f，\u603b\u7ed3\u6c89\u6dc0\u4e0b\u6765\u7684\u6210\u719f\u3001\u53ef\u590d\u7528\u7684\u901a\u7528\u89e3\u51b3\u65b9\u6848，\u7528\u6765\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u548c\u53ef\u6269\u5c55\u6027\u3002<\/p>\n

\u7b56\u7565\u6a21\u5f0f：\u5c06\u53ef\u53d8\u7684\u7b97\u6cd5 \/ \u884c\u4e3a\u5355\u72ec\u5c01\u88c5，\u548c\u4f7f\u7528\u7b97\u6cd5\u7684\u4e3b\u4f53\u89e3\u8026，\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u5207\u6362\u4e0d\u540c\u7b97\u6cd5\u884c\u4e3a\u3002<\/p>\n

\u65e5\u5fd7\u53ef\u4ee5\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3001\u6587\u4ef6\u3001\u7f51\u7edc\u3002\u5982\u679c\u4e0d\u4f7f\u7528\u7b56\u7565\u6a21\u5f0f，\u5219\u65e5\u5fd7\u7c7b\u5185\u90e8\u4f1a\u6709\u5927\u91cf if\u2011else \u5224\u65ad\u3002\u6bcf\u65b0\u589e\u4e00\u79cd\u8f93\u51fa\u65b9\u5f0f，\u6bd4\u5982\u8f93\u51fa\u5230\u6570\u636e\u5e93，\u5c31\u5fc5\u987b\u4fee\u6539\u65e5\u5fd7\u7c7b\u7684\u6e90\u7801，\u8fdd\u53cd\u5f00\u95ed\u539f\u5219（\u5bf9\u6269\u5c55\u5f00\u653e，\u5bf9\u4fee\u6539\u5173\u95ed）\u3002<\/p>\n

\u53ef\u4ee5\u7528\u7b56\u7565\u6a21\u5f0f\u6539\u9020\u65e5\u5fd7\u7c7b\u3002<\/p>\n

  • \n

    \u5199\u4e00\u4e2a\u7236\u7c7b（\u62bd\u8c61\u7b56\u7565）<\/p>\n

    \u505a\u4e00\u4e2a\u516c\u5171\u7236\u7c7b，\u628a\u65e5\u5fd7\u8f93\u51fa\u8fd9\u4e2a\u884c\u4e3a\u5b9a\u4e49\u6210\u7eaf\u865a\u51fd\u6570\u3002\u53ea\u8981\u7ee7\u627f\u8fd9\u4e2a\u7236\u7c7b\u7684\u5b50\u7c7b，\u5fc5\u987b\u91cd\u5199\u8fd9\u4e2a\u8f93\u51fa\u51fd\u6570，\u4fdd\u8bc1\u6240\u6709\u8f93\u51fa\u65b9\u5f0f\u90fd\u9075\u5b88\u540c\u4e00\u5957\u51fd\u6570\u63a5\u53e3\u3002<\/p>\n<\/li>\n

  • \n

    \u5199\u591a\u4e2a\u5b50\u7c7b（\u5177\u4f53\u7b56\u7565）<\/p>\n

    \u6bcf\u4e00\u79cd\u65e5\u5fd7\u8f93\u51fa\u65b9\u5f0f，\u5355\u72ec\u5199\u4e00\u4e2a\u5b50\u7c7b\u53bb\u7ee7\u627f\u4e0a\u9762\u7684\u7236\u7c7b\u3002\u6bd4\u5982\u63a7\u5236\u53f0\u8f93\u51fa\u3001\u6587\u4ef6\u8f93\u51fa，\u5206\u522b\u505a\u6210\u4e0d\u540c\u5b50\u7c7b\u3002\u6bcf\u4e2a\u5b50\u7c7b\u91cc\u9762，\u53ea\u5199\u81ea\u5df1\u4e13\u5c5e\u7684\u8f93\u51fa\u4ee3\u7801\u3002<\/p>\n<\/li>\n

  • \n

    \u5199\u65e5\u5fd7\u4e3b\u7c7b（Context \u4e0a\u4e0b\u6587）<\/p>\n

    \u65e5\u5fd7\u4e3b\u7c7b\u91cc\u9762\u4fdd\u5b58\u4e00\u4efd\u7236\u7c7b\u7684\u6307\u9488 \/ \u5f15\u7528，\u4e0d\u518d\u5199 if\u2011else \u5224\u65ad\u3002\u5bf9\u5916\u63d0\u4f9b\u4fee\u6539\u8fd9\u4e2a\u6307\u9488\u7684\u63a5\u53e3，\u8fd0\u884c\u7684\u65f6\u5019\u53ef\u4ee5\u6362\u6210\u4efb\u610f\u4e00\u4e2a\u5b50\u7c7b\u5bf9\u8c61\u3002\u5f53\u8981\u6253\u5370\u65e5\u5fd7\u7684\u65f6\u5019，\u76f4\u63a5\u8c03\u7528\u6307\u9488\u7684\u8f93\u51fa\u51fd\u6570，\u4f9d\u9760\u591a\u6001\u81ea\u52a8\u6267\u884c\u5bf9\u5e94\u5b50\u7c7b\u7684\u4ee3\u7801\u3002<\/p>\n<\/li>\n

    \u4ee5\u540e\u65b0\u589e\u4e00\u79cd\u65e5\u5fd7\u8f93\u51fa\u65b9\u5f0f，\u53ea\u9700\u8981\u518d\u5199\u4e00\u4e2a\u65b0\u7684\u5b50\u7c7b\u7ee7\u627f\u7236\u7c7b\u5e76\u91cd\u5199\u51fd\u6570，\u5b8c\u5168\u4e0d\u7528\u4fee\u6539\u65e5\u5fd7\u4e3b\u7c7b\u7684\u4ee3\u7801\u3002<\/p>\n

    \u7b56\u7565\u6a21\u5f0f\u4f18\u70b9：\u9075\u5faa\u5f00\u95ed\u539f\u5219，\u65b0\u589e\u7b97\u6cd5，\u4e0d\u7528\u4fee\u6539\u539f\u6709\u4ee3\u7801；\u6d88\u9664\u5927\u91cf if\u2011else\u3001switch \u5206\u652f\u5224\u65ad；\u8fd0\u884c\u65f6\u52a8\u6001\u5207\u6362\u7b97\u6cd5\u7b56\u7565（\u591a\u6001）；\u7b97\u6cd5\u5b9e\u73b0\u72ec\u7acb，\u4fbf\u4e8e\u5355\u5143\u6d4b\u8bd5\u3002\u7f3a\u70b9：\u6bcf\u4e00\u4e2a\u4e0d\u540c\u7b56\u7565，\u90fd\u8981\u65b0\u589e\u4e00\u4e2a\u7c7b，\u7c7b\u6570\u91cf\u81a8\u80c0；\u5ba2\u6237\u7aef\u5fc5\u987b\u7406\u89e3\u5404\u4e2a\u7b56\u7565\u5dee\u5f02，\u624d\u77e5\u9053\u9009\u54ea\u4e2a\u7b56\u7565；\u7b56\u7565\u548c\u4e0a\u4e0b\u6587\u4e4b\u95f4\u4f1a\u591a\u4e00\u5c42\u5bf9\u8c61\u4ea4\u4e92\u3002<\/p>\n

    \u5b9e\u73b0\u65e5\u5fd7\u7c7b，\u65e5\u5fd7\u7c7b\u7684\u8f93\u51fa\u65b9\u5f0f\u6709\u5f80\u663e\u793a\u5668\u8f93\u51fa\u548c\u5f80\u6587\u4ef6\u8f93\u51fa，\u5b9a\u4e49\u57fa\u7c7b LogStrategy ，\u516c\u5171\u63a5\u53e3\u4e3a\u8f93\u51fa\u65b9\u5f0f SyncLog() ，\u6d3e\u751f\u7c7b ConsoleLogStrategy \u548c FileLogStrategy \u5206\u522b\u5b9e\u73b0\u8fd9\u4e24\u79cd\u8f93\u51fa\u65b9\u5f0f\u3002<\/p>\n

    \/\/Mutex.hpp<\/span>
    \n#<\/span>pragma<\/span> once<\/span><\/span><\/p>\n

    #<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> <pthread.h><\/span><\/span>
    \n#<\/span>include<\/span> <cstring><\/span><\/span><\/p>\n

    namespace<\/span> MutexModule
    \n{<\/span>
    \n class<\/span> Mutex<\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n Mutex<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n int<\/span> n =<\/span> pthread_mutex_init<\/span>(<\/span>&<\/span>_mutex,<\/span>nullptr<\/span>)<\/span>;<\/span>
    \n if<\/span>(<\/span>n!=<\/span>0<\/span>)<\/span>
    \n std::<\/span>cout<<<\/span>"Mutex() "<\/span><<<\/span>strerror<\/span>(<\/span>n)<\/span><<<\/span>std::<\/span>endl;<\/span>
    \n }<\/span>
    \n ~<\/span>Mutex<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n int<\/span> n =<\/span> pthread_mutex_destroy<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n if<\/span>(<\/span>n!=<\/span>0<\/span>)<\/span>
    \n std::<\/span>cout<<<\/span>"~Mutex() "<\/span><<<\/span>strerror<\/span>(<\/span>n)<\/span><<<\/span>std::<\/span>endl;<\/span>
    \n }<\/span><\/p>\n

    void<\/span> Lock<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n int<\/span> n =<\/span> pthread_mutex_lock<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n if<\/span>(<\/span>n!=<\/span>0<\/span>)<\/span>
    \n std::<\/span>cout<<<\/span>"Lock() "<\/span><<<\/span>strerror<\/span>(<\/span>n)<\/span><<<\/span>std::<\/span>endl;<\/span>
    \n }<\/span><\/p>\n

    void<\/span> UnLock<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n int<\/span> n =<\/span> pthread_mutex_unlock<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n if<\/span>(<\/span>n!=<\/span>0<\/span>)<\/span>
    \n std::<\/span>cout<<<\/span>"UnLock() "<\/span><<<\/span>strerror<\/span>(<\/span>n)<\/span><<<\/span>std::<\/span>endl;<\/span>
    \n }<\/span><\/p>\n

    pthread_mutex_t*<\/span> GetAddr<\/span>(<\/span>)<\/span> {<\/span>return<\/span> &<\/span>_mutex;<\/span>}<\/span><\/p>\n

    private<\/span>:<\/span>
    \n pthread_mutex_t _mutex;<\/span>
    \n }<\/span>;<\/span><\/p>\n

    class<\/span> LockGuard<\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n LockGuard<\/span>(<\/span>Mutex*<\/span> m)<\/span>
    \n :<\/span>_m<\/span>(<\/span>m)<\/span>
    \n {<\/span>
    \n _m-><\/span>Lock<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    ~<\/span>LockGuard<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n _m-><\/span>UnLock<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    private<\/span>:<\/span>
    \n Mutex*<\/span> _m;<\/span>
    \n }<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \/\/Log.hpp<\/span>
    \n#<\/span>ifndef<\/span> __LOG_HPP__<\/span><\/span>
    \n#<\/span>define<\/span> __LOG_HPP__<\/span><\/span><\/p>\n

    #<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> <string><\/span><\/span>
    \n#<\/span>include<\/span> <unistd.h><\/span><\/span>
    \n#<\/span>include<\/span> <memory><\/span><\/span>
    \n#<\/span>include<\/span> <filesystem><\/span> \/\/C++17<\/span><\/span>
    \n#<\/span>include<\/span> <sstream><\/span><\/span>
    \n#<\/span>include<\/span> <fstream><\/span><\/span>
    \n#<\/span>include<\/span> "Mutex.hpp"<\/span><\/span><\/p>\n

    namespace<\/span> LogModule
    \n{<\/span>
    \n const<\/span> std::<\/span>string gsep =<\/span> "\\\\r\\\\n"<\/span>;<\/span><\/p>\n

    \/\/\u57fa\u7c7b<\/span>
    \n class<\/span> LogStrategy<\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n virtual<\/span> ~<\/span>LogStrategy<\/span>(<\/span>)<\/span> =<\/span> default<\/span>;<\/span>
    \n virtual<\/span> void<\/span> SyncLog<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> message)<\/span> =<\/span> 0<\/span>;<\/span>\/\/\u7eaf\u865a\u51fd\u6570，\u5f3a\u5236\u6d3e\u751f\u7c7b\u91cd\u5199<\/span>
    \n }<\/span>;<\/span><\/p>\n

    \/\/\u6d3e\u751f\u7c7b: \u5f80\u663e\u793a\u5668\u6253\u5370\u65e5\u5fd7<\/span>
    \n class<\/span> ConsoleLogStrategy<\/span> :<\/span> public<\/span> LogStrategy<\/span><\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n ConsoleLogStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span>
    \n ~<\/span>ConsoleLogStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span>
    \n void<\/span> SyncLog<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> message)<\/span> override<\/span> \/\/\u68c0\u67e5\u662f\u5426\u91cd\u5199<\/span>
    \n {<\/span>
    \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n std::<\/span>cout<<<\/span>message<<<\/span>gsep;<\/span>
    \n }<\/span>
    \n private<\/span>:<\/span>
    \n MutexModule::<\/span>Mutex _mutex;<\/span>
    \n }<\/span>;<\/span><\/p>\n

    \/\/\u6d3e\u751f\u7c7b: \u5f80\u6587\u4ef6\u4e2d\u6253\u5370\u65e5\u5fd7<\/span>
    \n const<\/span> std::<\/span>string defaultpath =<\/span> ".\/log"<\/span>;<\/span>
    \n const<\/span> std::<\/span>string defaultfilename =<\/span> "my.log"<\/span>;<\/span>
    \n class<\/span> FileLogStrategy<\/span> :<\/span> public<\/span> LogStrategy<\/span><\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n FileLogStrategy<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> path =<\/span> defaultpath,<\/span>const<\/span> std::<\/span>string&<\/span> filename =<\/span> defaultfilename)<\/span>
    \n :<\/span>_path<\/span>(<\/span>path)<\/span>
    \n ,<\/span>_filename<\/span>(<\/span>filename)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>std::<\/span>filesystem::<\/span>exists<\/span>(<\/span>_path)<\/span>)<\/span> \/\/\u8def\u5f84\u5bf9\u5e94\u7684\u6587\u4ef6\/\u6587\u4ef6\u5939\u662f\u5426\u5b58\u5728<\/span>
    \n return<\/span>;<\/span><\/p>\n

    try<\/span>
    \n {<\/span>
    \n std::<\/span>filesystem::<\/span>create_directories<\/span>(<\/span>_path)<\/span>;<\/span>\/\/\u521b\u5efa\u8def\u5f84<\/span>
    \n }<\/span>
    \n catch<\/span>(<\/span>const<\/span> std::<\/span>filesystem::<\/span>filesystem_error&<\/span> e)<\/span>
    \n {<\/span>
    \n std::<\/span>cerr<<<\/span>e.<\/span>what<\/span>(<\/span>)<\/span><<<\/span>"\\\\n"<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span>
    \n ~<\/span>FileLogStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    void<\/span> SyncLog<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> message)<\/span> override<\/span>
    \n {<\/span>
    \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span><\/p>\n

    std::<\/span>string file =<\/span> _path +<\/span> (<\/span>_path.<\/span>back<\/span>(<\/span>)<\/span> ==<\/span> '\/'<\/span> ?<\/span> ""<\/span> :<\/span> "\/"<\/span>)<\/span> +<\/span> _filename;<\/span>
    \n std::<\/span>ofstream out<\/span>(<\/span>file,<\/span>std::<\/span>ios::<\/span>app)<\/span>;<\/span> \/\/\u6bcf\u6b21\u8ffd\u52a0\u5f0f\u5199\u5165<\/span>
    \n if<\/span>(<\/span>!<\/span>out.<\/span>is_open<\/span>(<\/span>)<\/span>)<\/span>
    \n {<\/span>
    \n std::<\/span>cout<<<\/span>"\u521b\u5efa"<\/span><<<\/span>file<<<\/span>"\u5931\u8d25"<\/span><<<\/span>std::<\/span>endl;<\/span>
    \n return<\/span>;<\/span>
    \n }<\/span>
    \n out<<<\/span>message<<<\/span>gsep;<\/span>
    \n out.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    private<\/span>:<\/span>
    \n std::<\/span>string _path;<\/span>
    \n std::<\/span>string _filename;<\/span>
    \n MutexModule::<\/span>Mutex _mutex;<\/span>
    \n }<\/span>;<\/span>
    \n}<\/span><\/p>\n

    #<\/span>endif<\/span><\/span><\/p>\n

    \u5bf9\u4e8e\u6d3e\u751f\u7c7b FileLogStrategy ，\u5f80\u6587\u4ef6\u4e2d\u6253\u5370\u65e5\u5fd7\u9700\u8981\u786e\u5b9a\u8def\u5f84，<filesystem> \u7684\u63a5\u53e3 std::filesystem::exists() \u53ef\u4ee5\u5224\u65ad\u8def\u5f84\u662f\u5426\u5b58\u5728，\u5b58\u5728\u8fd4\u56detrue，\u4e0d\u5b58\u5728\u8fd4\u56defalse\u3002std::filesystem::create_directories() \u53ef\u4ee5\u521b\u5efa\u591a\u7ea7\u76ee\u5f55，\u5982\u679c\u521b\u5efa\u5931\u8d25\u5219\u4f1a\u629b\u5f02\u5e38 std::filesystem::filesystem_error \u3002\u6240\u4ee5\u7c7b FileLogStrategy \u7684\u6784\u9020\u51fd\u6570\u7684\u6267\u884c\u903b\u8f91\u662f\u521d\u59cb\u5316\u6210\u5458 _path \u548c_filename，\u5982\u679c\u8def\u5f84 _path \u4e0d\u5b58\u5728\u5219\u65b0\u5efa\u8def\u5f84\u3002<\/p>\n

    \u5bf9\u4e8e FileLogStrategy \u7684\u65e5\u5fd7\u8f93\u51fa\u51fd\u6570 SyncLog() ，\u628a\u8def\u5f84 _path \u548c\u6587\u4ef6\u540d _filename\u62fc\u63a5\u6210\u4e00\u4e2a\u5b8c\u6574\u6587\u4ef6\u8def\u5f84 file ； <filesystem> \u5e38\u4e0e\u6587\u4ef6\u6d41 <fstream> \u914d\u5408\u4f7f\u7528，\u521b\u5efa ofstream \u5bf9\u8c61 out ，\u4ee5 ios::app \u8ffd\u52a0\u5199\u5165\u7684\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6，\u8c03\u7528 out \u6210\u5458\u51fd\u6570 is_open() \u5224\u65ad\u662f\u5426\u6210\u529f\u6253\u5f00\u6587\u4ef6；ofstream \u4e5f\u91cd\u8f7d\u4e86\u8fd0\u7b97\u7b26 << ，\u80fd\u50cf\u6807\u51c6\u8f93\u51fa\u4e00\u6837\u4f7f\u7528，\u628a\u65e5\u5fd7 message \u8f93\u51fa\u5230\u6587\u4ef6\u4e2d；\u6700\u540e，\u50cfC\u7684\u6587\u4ef6\u64cd\u4f5c\u4e00\u6837，\u9700\u8981\u8c03\u7528 close() \u5173\u95ed\u6587\u4ef6\u3002<\/p>\n

    \u65e5\u5fd7\u8f93\u51fa\u51fd\u6570 SyncLog() \u9700\u8981\u52a0\u9501，\u907f\u514d\u591a\u7ebf\u7a0b\u73af\u5883\u4e0b，\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u6253\u5370\u9020\u6210\u8f93\u51fa\u9519\u4e71\u3002<\/p>\n

    \u57fa\u7c7b LogStrategy \u7684\u6790\u6784\u5efa\u8bae\u52a0 virtual ，\u9632\u6b62\u5185\u5b58\u6cc4\u6f0f\u3002\u540c\u65f6\u56e0\u4e3a\u662f\u62bd\u8c61\u7c7b，\u62bd\u8c61\u7c7b\u65e0\u6cd5\u5b9e\u4f8b\u5316\u51fa\u5bf9\u8c61，\u6240\u4ee5\u4e0d\u9700\u8981\u6784\u9020\u51fd\u6570\u3002<\/p>\n

    \u6d3e\u751f\u7c7b\u91cd\u5199\u7684\u865a\u51fd\u6570\u81ea\u52a8\u7ee7\u627f virtual \u5c5e\u6027，\u53ef\u4ee5\u4e0d\u5199 virtual ，\u7528 override \u4fee\u9970，\u81ea\u52a8\u5728\u7f16\u8bd1\u671f\u68c0\u67e5\u662f\u5426\u771f\u7684\u91cd\u5199\u4e86\u57fa\u7c7b\u865a\u51fd\u6570\u3002<\/p>\n

    \u6211\u4eec\u5e0c\u671b\u65e5\u5fd7\u8f93\u51fa\u7684\u683c\u5f0f：<\/p>\n

    [\u53ef\u8bfb\u6027\u5f88\u597d\u7684\u65f6\u95f4] [\u65e5\u5fd7\u7b49\u7ea7] [\u8fdb\u7a0bpid] [\u6253\u5370\u5bf9\u5e94\u65e5\u5fd7\u7684\u6587\u4ef6\u540d][\u884c\u53f7] – \u6d88\u606f\u5185\u5bb9(\u652f\u6301\u53ef\u53d8\u53c2\u6570)<\/p>\n

    \u65e5\u5fd7\u7b49\u7ea7\u7684\u5b9a\u4e49\u5982\u4e0b\u3002<\/p>\n

    namespace<\/span> LogModule
    \n{<\/span>
    \n enum<\/span> class<\/span> LogLevel<\/span> \/\/\u5f3a\u7c7b\u578b\u679a\u4e3e<\/span>
    \n {<\/span>
    \n DEBUG,<\/span> \/\/\u8c03\u8bd5\u4fe1\u606f<\/span>
    \n INFO,<\/span> \/\/\u666e\u901a\u4fe1\u606f<\/span>
    \n WARMING,<\/span>\/\/\u8b66\u544a<\/span>
    \n ERROR,<\/span> \/\/\u9519\u8bef<\/span>
    \n FATAL \/\/\u81f4\u547d\u9519\u8bef<\/span>
    \n }<\/span>;<\/span>
    \n std::<\/span>string LevelToStr<\/span>(<\/span>LogLevel level)<\/span> \/\/\u65e5\u5fd7\u7b49\u7ea7\u8f6c\u5b57\u7b26\u4e32<\/span>
    \n {<\/span>
    \n switch<\/span>(<\/span>level)<\/span>
    \n {<\/span>
    \n case<\/span> LogLevel::<\/span>DEBUG:<\/span>
    \n return<\/span> "DEBUG"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>ERROR:<\/span>
    \n return<\/span> "ERROR"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>FATAL:<\/span>
    \n return<\/span> "FATAL"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>INFO:<\/span>
    \n return<\/span> "INFO"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>WARMING:<\/span>
    \n return<\/span> "WARMING"<\/span>;<\/span>
    \n default<\/span>:<\/span>
    \n return<\/span> "UNKNOW"<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span>
    \n}<\/span><\/p>\n

    \u65e5\u5fd7\u7b49\u7ea7\u7684\u5b9a\u4e49\u4f7f\u7528\u5f3a\u7c7b\u578b\u679a\u4e3e enum class ，\u679a\u4e3e\u540d\u5b57\u4e0d\u4f1a\u6cc4\u9732\u5230\u5916\u5c42\u4f5c\u7528\u57df，\u4e0d\u4f1a\u9690\u5f0f\u8f6c int\u3002<\/p>\n

    \u6700\u7ec8\u662f\u8981\u4ee5\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u8f93\u51fa\u5230\u663e\u793a\u5668\u6216\u6587\u4ef6，\u6240\u4ee5\u5c01\u88c5\u4e00\u4e2a\u51fd\u6570 LevelToStr()，\u628a\u65e5\u5fd7\u7b49\u7ea7\u8f6c\u6210\u5b57\u7b26\u4e32\u3002<\/p>\n

    \u5c01\u88c5 GetTimeStamp() \u83b7\u53d6\u65f6\u95f4\u3002<\/p>\n

    namespace<\/span> LogModule
    \n{<\/span>
    \n std::<\/span>string GetTimeStamp<\/span>(<\/span>)<\/span> \/\/\u83b7\u53d6\u65f6\u95f4<\/span>
    \n {<\/span>
    \n time_t curtime =<\/span> time<\/span>(<\/span>nullptr<\/span>)<\/span>;<\/span>
    \n struct<\/span> tm<\/span> curtm;<\/span>
    \n localtime_r<\/span>(<\/span>&<\/span>curtime,<\/span>&<\/span>curtm)<\/span>;<\/span><\/p>\n

    char<\/span> timebuffer[<\/span>64<\/span>]<\/span>;<\/span>
    \n snprintf<\/span>(<\/span>timebuffer,<\/span>sizeof<\/span>(<\/span>timebuffer)<\/span>,<\/span>"%4d-%02d-%02d %02d:%02d:%02d"<\/span>,<\/span>
    \n curtm.<\/span>tm_year+<\/span>1900<\/span>,<\/span>
    \n curtm.<\/span>tm_mon+<\/span>1<\/span>,<\/span>
    \n curtm.<\/span>tm_mday,<\/span>
    \n curtm.<\/span>tm_hour,<\/span>
    \n curtm.<\/span>tm_min,<\/span>
    \n curtm.<\/span>tm_sec
    \n )<\/span>;<\/span><\/p>\n

    return<\/span> timebuffer;<\/span>
    \n }<\/span>
    \n}<\/span><\/p>\n

    C\u8bed\u8a00\u7684 time() \u7684\u8fd4\u56de\u7c7b\u578b\u662f time_t ，\u672c\u8d28\u662f\u957f\u6574\u578b，time() \u8fd4\u56de\u7684\u662f\u4ece1970-01-01 00:00:00\u5230\u73b0\u5728\u7684\u79d2\u6570，\u7528\u53d8\u91cf curtime \u63a5\u6536 time() \u8fd4\u56de\u7684\u65f6\u95f4\u6233\u3002\u5b9a\u4e49\u7ed3\u6784\u4f53 struct tm \u5bf9\u8c61，\u5b58\u653e localtime_r() \u5206\u89e3\u51fa\u7684\u5177\u4f53\u7684\u5e74\u6708\u65e5\u65f6\u5206\u79d2，localtime_r(&curr, &curr_tm) \u662f\u53ef\u91cd\u5165\u7ebf\u7a0b\u5b89\u5168\u7248\u672c，\u7531\u8c03\u7528\u8005\u81ea\u5df1\u63d0\u4f9b curtm \u6808\u4e0a\u5185\u5b58，\u6ca1\u6709\u5171\u4eab\u9759\u6001\u53d8\u91cf，\u591a\u7ebf\u7a0b\u4e0b\u6bd4 localtime() \u66f4\u597d\u3002\u8c03\u7528 snprintf() \u628a\u65f6\u95f4\u683c\u5f0f\u5316\u4e3a\u5b57\u7b26\u4e32\u4fdd\u5b58\u5230 timebuffer[] \u3002<\/p>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    \u5b9e\u73b0\u65e5\u5fd7\u4e3b\u7c7b Logger \u3002<\/p>\n

    namespace<\/span> LogModule
    \n{<\/span>
    \n class<\/span> Logger<\/span>
    \n {<\/span>
    \n private<\/span>:<\/span>
    \n std::<\/span>unique_ptr<<\/span>LogStrategy><\/span> _fflush_strategy;<\/span>
    \n public<\/span>:<\/span>
    \n Logger<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n EnableConsoleStrategy<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n void<\/span> EnableConsoleStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n _fflush_strategy =<\/span> std::<\/span>make_unique<\/span><<\/span>ConsoleLogStrategy><\/span><\/span><\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n void<\/span> EnableFileStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n _fflush_strategy =<\/span> std::<\/span>make_unique<\/span><<\/span>FileLogStrategy><\/span><\/span><\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n ~<\/span>Logger<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    class<\/span> LogMessage<\/span>
    \n {<\/span>
    \n }<\/span>;<\/span><\/p>\n

    LogMessage operator<\/span>(<\/span>)<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n }<\/span>
    \n }<\/span>;<\/span>
    \n}<\/span><\/p>\n

    Logger \u7684\u6210\u5458\u53d8\u91cf _fflush_strategy \u5e94\u8be5\u662f\u57fa\u7c7b\u6307\u9488，\u8981\u5b9e\u73b0\u591a\u6001\u6548\u679c，\u5fc5\u987b\u662f\u57fa\u7c7b\u7684\u6307\u9488\u6216\u5f15\u7528，\u56e0\u4e3a\u53ea\u6709\u57fa\u7c7b\u7684\u6307\u9488\u6216\u5f15\u7528\u624d\u80fd\u65e2\u6307\u5411\u57fa\u7c7b\u5bf9\u8c61\u53c8\u6307\u5411\u6d3e\u751f\u7c7b\u5bf9\u8c61\u3002\u4f7f\u7528\u667a\u80fd\u6307\u9488\u53ef\u4ee5\u81ea\u52a8\u91ca\u653e\u5185\u5b58，\u4e0d\u7528\u624b\u52a8 new\/delete，\u540c\u65f6\u5728\u65e5\u5fd7\u7c7b\u573a\u666f\u4e0b，\u4e0d\u9700\u8981\u62f7\u8d1d，\u6240\u4ee5\u4f7f\u7528 unique_ptr \u5373\u53ef\u3002<\/p>\n

    _fflush_strategy \u901a\u8fc7 std::make_unique<T>(args) \u6b63\u5f0f\u5206\u914d\u5185\u5b58\u3002make_unique \u8fd4\u56de unique_ptr<T>，\u76f4\u63a5\u7ed9 _fflush_strategy \u8d4b\u503c\u6d3e\u751f\u7c7b\u6307\u9488，\u6d3e\u751f\u7c7b\u5bf9\u8c61\u53ef\u4ee5\u901a\u8fc7\u5207\u7247\u8d4b\u503c\u57fa\u7c7b\u6307\u9488\u6216\u5f15\u7528\u3002make_unique \u76f8\u5bf9\u4e8e\u76f4\u63a5 new \u66f4\u52a0\u5b89\u5168，\u5806\u4e0a\u5f00\u7a7a\u95f4\u5f02\u5e38\u65f6\u81ea\u52a8\u91ca\u653e\u3002<\/p>\n

    \u5728\u4e3b\u51fd\u6570\u4e2d，\u901a\u8fc7\u8c03\u7528 EnableConsoleStrategy() \u548c EnableFileStrategy() \u6539\u53d8 _fflush_strategy \u7684\u6307\u5411，\u6839\u636e\u9700\u8981\u9009\u7528\u65e5\u5fd7\u8f93\u51fa\u65b9\u5f0f\u3002<\/p>\n

    \/\/make_unique<\u7c7b\u540d>(\u6784\u9020\u53c2\u6570)<\/span>
    \n_fflush_strategy =<\/span> std::<\/span>make_unique<\/span><<\/span>ConsoleLogStrategy><\/span><\/span><\/span>(<\/span>)<\/span>;<\/span>
    \n\/\/\u4e8c\u8005\u7b49\u4ef7<\/span>
    \n_fflush_strategy =<\/span> std::<\/span>unique_ptr<\/span><<\/span>Strategy><\/span><\/span><\/span>(<\/span>new<\/span> ConsoleLogStrategy<\/span>(<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

    \u5185\u90e8\u7c7b LogMessage \u548c Logger \u7684 () \u91cd\u8f7d\u3002<\/p>\n

    namespace<\/span> LogModule
    \n{<\/span>
    \n class<\/span> Logger<\/span>
    \n {<\/span>
    \n class<\/span> LogMessage<\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n LogMessage<\/span>(<\/span>LogLevel&<\/span> level,<\/span>const<\/span> std::<\/span>string&<\/span> srcname,<\/span>int<\/span> line,<\/span>Logger&<\/span> logger)<\/span>
    \n :<\/span>_level<\/span>(<\/span>level)<\/span>
    \n ,<\/span>_srcname<\/span>(<\/span>srcname)<\/span>
    \n ,<\/span>_line_num<\/span>(<\/span>line)<\/span>
    \n ,<\/span>_logger<\/span>(<\/span>logger)<\/span>
    \n ,<\/span>_cur_time<\/span>(<\/span>GetTimeStamp<\/span>(<\/span>)<\/span>)<\/span>
    \n ,<\/span>_pid<\/span>(<\/span>getpid<\/span>(<\/span>)<\/span>)<\/span>
    \n {<\/span>
    \n std::<\/span>stringstream ss;<\/span><\/p>\n

    ss<<<\/span>"["<\/span><<<\/span>_cur_time<<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>LevelToStr<\/span>(<\/span>_level)<\/span><<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>_pid<<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>_srcname<<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>_line_num<<<\/span>"] "<\/span>
    \n <<<\/span>"- "<\/span>;<\/span><\/p>\n

    _loginfo =<\/span> ss.<\/span>str<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    ~<\/span>LogMessage<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_logger.<\/span>_fflush_strategy)<\/span> \/\/\u4e0d\u4e3a\u7a7a，\u5219\u8f93\u51fa\u65e5\u5fd7<\/span>
    \n _logger.<\/span>_fflush_strategy-><\/span>SyncLog<\/span>(<\/span>_loginfo)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    \/\/ LogMessage(…) << "hell world" << "XXXX" << 3.14 << 1234<\/span>
    \n template<\/span> <<\/span>class<\/span> T<\/span>><\/span>
    \n LogMessage&<\/span> operator<\/span><<<\/span>(<\/span>const<\/span> T&<\/span> info)<\/span>
    \n {<\/span>
    \n std::<\/span>stringstream ss;<\/span>
    \n ss<<<\/span>info;<\/span>
    \n _loginfo +=<\/span> ss.<\/span>str<\/span>(<\/span>)<\/span>;<\/span>
    \n return<\/span> *<\/span>this<\/span>;<\/span> \/\/\u4ee5\u4fbf\u652f\u6301\u7c7b\u4f3c\u8fde\u7eed\u8d4b\u503c<\/span>
    \n }<\/span><\/p>\n

    private<\/span>:<\/span>
    \n std::<\/span>string _cur_time;<\/span>\/\/\u6253\u5370\u65e5\u5fd7\u7684\u65f6\u95f4<\/span>
    \n LogLevel _level;<\/span> \/\/\u65e5\u5fd7\u7b49\u7ea7<\/span>
    \n pid_t _pid;<\/span> \/\/\u8fdb\u7a0bpid<\/span>
    \n std::<\/span>string _srcname;<\/span> \/\/\u6253\u5370\u5bf9\u5e94\u65e5\u5fd7\u7684\u2f42\u4ef6\u540d<\/span>
    \n int<\/span> _line_num;<\/span> \/\/\u884c\u53f7<\/span>
    \n std::<\/span>string _loginfo;<\/span> \/\/\u5b8c\u6574\u7684\u65e5\u5fd7\u4fe1\u606f<\/span>
    \n Logger&<\/span> _logger;<\/span>
    \n }<\/span>;<\/span><\/p>\n

    LogMessage operator<\/span>(<\/span>)<\/span>(<\/span>LogLevel level,<\/span>const<\/span> std::<\/span>string&<\/span> srcname,<\/span>int<\/span> line)<\/span>
    \n {<\/span>
    \n return<\/span> LogMessage<\/span>(<\/span>level,<\/span>srcname,<\/span>line,<\/span>*<\/span>this<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \u5185\u90e8\u7c7b LogMessage \u7684\u4efb\u52a1\u662f\u628a\u65e5\u5fd7\u7684\u5404\u9879\u4fe1\u606f\u62fc\u63a5\u5230\u4e00\u8d77，\u4fdd\u5b58\u5728\u6210\u5458 _loginfo \u4e2d\u3002LogMessage \u7684\u6784\u9020\u4f7f\u7528 <sstream> \u7684 stringstream \u7c7b\u5bf9\u8c61 ss，\u5c06\u65e5\u5fd7\u5404\u9879\u4fe1\u606f\u6309\u7167\u683c\u5f0f\u63d2\u5165\u5230 ss \u4e2d，\u8c03\u7528 stringstream \u7684\u6210\u5458\u51fd\u6570 str() \u53d6\u5f97\u62fc\u63a5\u540e\u7684\u5b57\u7b26\u4e32，\u5b9e\u73b0\u5b57\u7b26\u4e32\u7684\u62fc\u63a5\u76ee\u7684\u3002<\/p>\n

    LogMessage \u7684\u6210\u5458 _logger \u662f\u5916\u90e8\u7c7b Logger \u7684\u5f15\u7528，\u5f53 LogMessage \u6790\u6784\u65f6，\u8bbf\u95ee _logger \u7684 _fflush_strategy ，\u4f20\u5165\u4e00\u6761\u5b8c\u6574\u65e5\u5fd7 _loginfo ，\u6267\u884c\u6307\u5b9a\u65e5\u5fd7\u8f93\u51fa\u7b56\u7565\u3002<\/p>\n

    Logger \u91cd\u8f7d () ，\u901a\u8fc7\u8c03\u7528 operator() ，\u4f20\u5165\u65e5\u5fd7\u7b49\u7ea7\u3001\u6587\u4ef6\u540d\u3001\u884c\u53f7，\u5f97\u5230 LogMessage \u4e34\u65f6\u5bf9\u8c61\u3002\u5bf9this\u6307\u9488\u89e3\u5f15\u7528，\u5f97\u5230 Logger \u5bf9\u8c61，\u53ef\u7ed1\u5b9a Logger& \u3002<\/p>\n

    \u6211\u4eec\u671f\u671b\u8fd9\u6837\u4f7f\u7528\u65e5\u5fd7\u7c7b：<\/p>\n

    Logger logger;<\/span>
    \nlogger<\/span>(<\/span>level,<\/span>srcname,<\/span>line)<\/span><<<\/span>"\u6d88\u606f\u5185\u5bb9"<\/span><<<\/span>123<\/span><<<\/span>3.14<\/span>;<\/span><\/p>\n

    \u90a3\u4e48 LogMessage \u8fd8\u9700\u5b9e\u73b0 << \u91cd\u8f7d\u3002operator<< \u5e94\u8be5\u662f\u6a21\u677f，\u65b9\u4fbf\u5404\u79cd\u7c7b\u578b\u7684\u63d2\u5165\u3002\u4f7f\u7528 stringstream ，\u628a\u65e5\u5fd7\u7684\u6d88\u606f\u5185\u5bb9\u63d2\u5165\u5230 stringstream \u5bf9\u8c61，\u518d\u7528 str() \u65b9\u6cd5\u8f6c\u6210\u5b57\u7b26\u4e32，\u62fc\u63a5\u5230\u5b57\u7b26\u4e32\u6210\u5458 _loginfo \u3002\u6700\u540e\u8fd4\u56de LogMessage \u7684\u5f15\u7528，\u5b9e\u73b0\u7c7b\u4f3c\u8fde\u7eed\u8d4b\u503c\u7684\u6548\u679c，\u5373\u5982\u4e0a\u7684\u8fde\u7eed\u63d2\u5165\u3002<\/p>\n

    \u6700\u540e，logger(level,srcname,line) \u521b\u5efa LogMessage \u4e34\u65f6\u5bf9\u8c61，\u8fd9\u4e2a\u4e34\u65f6\u5bf9\u8c61\u7d27\u63a5\u7740\u53c8\u8c03\u7528\u81ea\u5df1\u7684\u6210\u5458\u51fd\u6570 operator<< ，\u63d2\u5165 "\u6d88\u606f\u5185\u5bb9" ，\u6b64\u65f6\u518d\u5ea6\u8fd4\u56de\u8fd9\u4e2a\u4e34\u65f6\u5bf9\u8c61，\u7ee7\u7eed\u8c03\u7528 operator<< \u3002\u5f53\u8fd9\u4e00\u884c\u7ed3\u675f，\u4e34\u65f6\u5bf9\u8c61\u751f\u547d\u5468\u671f\u4e5f\u7ed3\u675f，\u8c03\u7528 LogMessage \u6790\u6784，\u628a\u5b8c\u6574\u65e5\u5fd7\u8f93\u51fa\u7684\u663e\u793a\u5668\u6216\u6307\u5b9a\u6587\u4ef6\u3002<\/p>\n

    namespace<\/span> LogModule
    \n{<\/span>
    \n const<\/span> std::<\/span>string gsep =<\/span> "\\\\r\\\\n"<\/span>;<\/span><\/p>\n

    class<\/span> LogStrategy<\/span>
    \n {<\/span>}<\/span>;<\/span><\/p>\n

    class<\/span> ConsoleLogStrategy<\/span> :<\/span> public<\/span> LogStrategy<\/span><\/span>
    \n {<\/span>}<\/span>;<\/span><\/p>\n

    const<\/span> std::<\/span>string defaultpath =<\/span> ".\/log"<\/span>;<\/span>
    \n const<\/span> std::<\/span>string defaultfilename =<\/span> "my.log"<\/span>;<\/span>
    \n class<\/span> FileLogStrategy<\/span> :<\/span> public<\/span> LogStrategy<\/span><\/span>
    \n {<\/span>}<\/span>;<\/span><\/p>\n

    enum<\/span> class<\/span> LogLevel<\/span>
    \n {<\/span>}<\/span>;<\/span>
    \n std::<\/span>string LevelToStr<\/span>(<\/span>LogLevel level)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    std::<\/span>string GetTimeStamp<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    class<\/span> Logger<\/span>
    \n {<\/span>
    \n class<\/span> LogMessage<\/span>
    \n {<\/span>}<\/span>;<\/span>
    \n }<\/span>;<\/span><\/p>\n

    Logger logger;<\/span><\/p>\n

    \/\/\u5b8f<\/span>
    \n #<\/span>define<\/span> LOG<\/span>(<\/span>level)<\/span> logger<\/span>(<\/span>level,<\/span>__FILE__<\/span>,<\/span>__LINE__<\/span>)<\/span><\/span><\/span>
    \n #<\/span>define<\/span> ENABLE_CONSOLE_LOGSTRATEGY<\/span>(<\/span>)<\/span> logger.<\/span>EnableConsoleStrategy<\/span>(<\/span>)<\/span><\/span><\/span>
    \n #<\/span>define<\/span> ENABLE_FILE_LOGSTRATEGY<\/span>(<\/span>)<\/span> logger.<\/span>EnableFileStrategy<\/span>(<\/span>)<\/span><\/span><\/span>
    \n}<\/span><\/p>\n

    \u5728\u547d\u540d\u7a7a\u95f4 LogModule \u4e2d\u63d0\u524d\u521b\u5efa\u597d Logger \u5bf9\u8c61 logger ，Main.cc \u4e2d\u5305\u542b\u5934\u6587\u4ef6 Log.hpp ，\u8fd9\u6837 logger \u5c31\u5728 Main.cc \u4e2d\u5168\u5c40\u6709\u6548，\u65b9\u4fbf\u7528\u6237\u64cd\u4f5c\u3002\u518d\u8fdb\u4e00\u6b65\u5c01\u88c5\u5b8f，\u4f7f\u64cd\u4f5c\u66f4\u52a0\u65b9\u4fbf，\u5b8f __FILE__ \u548c __LINE__ \u53ef\u4ee5\u76f4\u63a5\u5f97\u5230\u5f53\u524d\u6587\u4ef6\u548c\u884c\u53f7\u3002<\/p>\n

    Log.hpp \u603b\u7684\u4ee3\u7801\u5982\u4e0b：<\/p>\n

    #<\/span>ifndef<\/span> __LOG_HPP__<\/span><\/span>
    \n#<\/span>define<\/span> __LOG_HPP__<\/span><\/span><\/p>\n

    #<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> <string><\/span><\/span>
    \n#<\/span>include<\/span> <unistd.h><\/span><\/span>
    \n#<\/span>include<\/span> <memory><\/span><\/span>
    \n#<\/span>include<\/span> <filesystem><\/span><\/span>
    \n#<\/span>include<\/span> <sstream><\/span><\/span>
    \n#<\/span>include<\/span> <fstream><\/span><\/span>
    \n#<\/span>include<\/span> "Mutex.hpp"<\/span><\/span><\/p>\n

    namespace<\/span> LogModule
    \n{<\/span>
    \n const<\/span> std::<\/span>string gsep =<\/span> "\\\\r\\\\n"<\/span>;<\/span><\/p>\n

    \/\/\u57fa\u7c7b<\/span>
    \n class<\/span> LogStrategy<\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n virtual<\/span> ~<\/span>LogStrategy<\/span>(<\/span>)<\/span> =<\/span> default<\/span>;<\/span>
    \n virtual<\/span> void<\/span> SyncLog<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> message)<\/span> =<\/span> 0<\/span>;<\/span>\/\/\u7eaf\u865a\u51fd\u6570，\u5f3a\u5236\u6d3e\u751f\u7c7b\u91cd\u5199<\/span>
    \n }<\/span>;<\/span><\/p>\n

    \/\/\u6d3e\u751f\u7c7b: \u5f80\u663e\u793a\u5668\u6253\u5370\u65e5\u5fd7<\/span>
    \n class<\/span> ConsoleLogStrategy<\/span> :<\/span> public<\/span> LogStrategy<\/span><\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n ConsoleLogStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span>
    \n ~<\/span>ConsoleLogStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span>
    \n void<\/span> SyncLog<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> message)<\/span> override<\/span> \/\/\u68c0\u67e5\u662f\u5426\u91cd\u5199<\/span>
    \n {<\/span>
    \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n std::<\/span>cout<<<\/span>message<<<\/span>gsep;<\/span>
    \n }<\/span>
    \n private<\/span>:<\/span>
    \n MutexModule::<\/span>Mutex _mutex;<\/span>
    \n }<\/span>;<\/span><\/p>\n

    \/\/\u6d3e\u751f\u7c7b: \u5f80\u6587\u4ef6\u4e2d\u6253\u5370\u65e5\u5fd7<\/span>
    \n const<\/span> std::<\/span>string defaultpath =<\/span> ".\/log"<\/span>;<\/span>
    \n const<\/span> std::<\/span>string defaultfilename =<\/span> "my.log"<\/span>;<\/span>
    \n class<\/span> FileLogStrategy<\/span> :<\/span> public<\/span> LogStrategy<\/span><\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n FileLogStrategy<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> path =<\/span> defaultpath,<\/span>const<\/span> std::<\/span>string&<\/span> filename =<\/span> defaultfilename)<\/span>
    \n :<\/span>_path<\/span>(<\/span>path)<\/span>
    \n ,<\/span>_filename<\/span>(<\/span>filename)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>std::<\/span>filesystem::<\/span>exists<\/span>(<\/span>_path)<\/span>)<\/span> \/\/\u8def\u5f84\u5bf9\u5e94\u7684\u6587\u4ef6\/\u6587\u4ef6\u5939\u662f\u5426\u5b58\u5728<\/span>
    \n return<\/span>;<\/span><\/p>\n

    try<\/span>
    \n {<\/span>
    \n std::<\/span>filesystem::<\/span>create_directories<\/span>(<\/span>_path)<\/span>;<\/span>\/\/\u521b\u5efa\u8def\u5f84<\/span>
    \n }<\/span>
    \n catch<\/span>(<\/span>const<\/span> std::<\/span>filesystem::<\/span>filesystem_error&<\/span> e)<\/span>
    \n {<\/span>
    \n std::<\/span>cerr<<<\/span>e.<\/span>what<\/span>(<\/span>)<\/span><<<\/span>"\\\\n"<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span>
    \n ~<\/span>FileLogStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    void<\/span> SyncLog<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> message)<\/span> override<\/span>
    \n {<\/span>
    \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span><\/p>\n

    std::<\/span>string file =<\/span> _path +<\/span> (<\/span>_path.<\/span>back<\/span>(<\/span>)<\/span> ==<\/span> '\/'<\/span> ?<\/span> ""<\/span> :<\/span> "\/"<\/span>)<\/span> +<\/span> _filename;<\/span>
    \n std::<\/span>ofstream out<\/span>(<\/span>file,<\/span>std::<\/span>ios::<\/span>app)<\/span>;<\/span> \/\/\u6bcf\u6b21\u8ffd\u52a0\u5f0f\u5199\u5165<\/span>
    \n if<\/span>(<\/span>!<\/span>out.<\/span>is_open<\/span>(<\/span>)<\/span>)<\/span>
    \n {<\/span>
    \n std::<\/span>cout<<<\/span>"\u521b\u5efa"<\/span><<<\/span>file<<<\/span>"\u5931\u8d25"<\/span><<<\/span>std::<\/span>endl;<\/span>
    \n return<\/span>;<\/span>
    \n }<\/span>
    \n out<<<\/span>message<<<\/span>gsep;<\/span>
    \n out.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    private<\/span>:<\/span>
    \n std::<\/span>string _path;<\/span>
    \n std::<\/span>string _filename;<\/span>
    \n MutexModule::<\/span>Mutex _mutex;<\/span>
    \n }<\/span>;<\/span><\/p>\n

    \/\/\u65e5\u5fd7\u7b49\u7ea7<\/span>
    \n enum<\/span> class<\/span> LogLevel<\/span> \/\/\u5f3a\u7c7b\u578b\u679a\u4e3e<\/span>
    \n {<\/span>
    \n DEBUG,<\/span> \/\/\u8c03\u8bd5\u4fe1\u606f<\/span>
    \n INFO,<\/span> \/\/\u666e\u901a\u4fe1\u606f<\/span>
    \n WARMING,<\/span>\/\/\u8b66\u544a<\/span>
    \n ERROR,<\/span> \/\/\u9519\u8bef<\/span>
    \n FATAL \/\/\u81f4\u547d\u9519\u8bef<\/span>
    \n }<\/span>;<\/span>
    \n std::<\/span>string LevelToStr<\/span>(<\/span>LogLevel level)<\/span> \/\/\u65e5\u5fd7\u7b49\u7ea7\u8f6c\u5b57\u7b26\u4e32<\/span>
    \n {<\/span>
    \n switch<\/span>(<\/span>level)<\/span>
    \n {<\/span>
    \n case<\/span> LogLevel::<\/span>DEBUG:<\/span>
    \n return<\/span> "DEBUG"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>ERROR:<\/span>
    \n return<\/span> "ERROR"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>FATAL:<\/span>
    \n return<\/span> "FATAL"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>INFO:<\/span>
    \n return<\/span> "INFO"<\/span>;<\/span>
    \n case<\/span> LogLevel::<\/span>WARMING:<\/span>
    \n return<\/span> "WARMING"<\/span>;<\/span>
    \n default<\/span>:<\/span>
    \n return<\/span> "UNKNOW"<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span><\/p>\n

    std::<\/span>string GetTimeStamp<\/span>(<\/span>)<\/span> \/\/\u83b7\u53d6\u65f6\u95f4<\/span>
    \n {<\/span>
    \n time_t curtime =<\/span> time<\/span>(<\/span>nullptr<\/span>)<\/span>;<\/span>
    \n struct<\/span> tm<\/span> curtm;<\/span>
    \n localtime_r<\/span>(<\/span>&<\/span>curtime,<\/span>&<\/span>curtm)<\/span>;<\/span><\/p>\n

    char<\/span> timebuffer[<\/span>64<\/span>]<\/span>;<\/span>
    \n snprintf<\/span>(<\/span>timebuffer,<\/span>sizeof<\/span>(<\/span>timebuffer)<\/span>,<\/span>"%4d-%02d-%02d %02d:%02d:%02d"<\/span>,<\/span>
    \n curtm.<\/span>tm_year+<\/span>1900<\/span>,<\/span>
    \n curtm.<\/span>tm_mon+<\/span>1<\/span>,<\/span>
    \n curtm.<\/span>tm_mday,<\/span>
    \n curtm.<\/span>tm_hour,<\/span>
    \n curtm.<\/span>tm_min,<\/span>
    \n curtm.<\/span>tm_sec
    \n )<\/span>;<\/span><\/p>\n

    return<\/span> timebuffer;<\/span>
    \n }<\/span><\/p>\n

    class<\/span> Logger<\/span>
    \n {<\/span>
    \n private<\/span>:<\/span>
    \n std::<\/span>unique_ptr<<\/span>LogStrategy><\/span> _fflush_strategy;<\/span>
    \n public<\/span>:<\/span>
    \n Logger<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n EnableConsoleStrategy<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    void<\/span> EnableConsoleStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n _fflush_strategy =<\/span> std::<\/span>make_unique<\/span><<\/span>ConsoleLogStrategy><\/span><\/span><\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    void<\/span> EnableFileStrategy<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n _fflush_strategy =<\/span> std::<\/span>make_unique<\/span><<\/span>FileLogStrategy><\/span><\/span><\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n void<\/span> EnableFileStrategy<\/span>(<\/span>const<\/span> std::<\/span>string&<\/span> path,<\/span>const<\/span> std::<\/span>string&<\/span> filename)<\/span>
    \n {<\/span>
    \n _fflush_strategy =<\/span> std::<\/span>make_unique<\/span><<\/span>FileLogStrategy><\/span><\/span><\/span>(<\/span>path,<\/span>filename)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    ~<\/span>Logger<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    class<\/span> LogMessage<\/span>
    \n {<\/span>
    \n public<\/span>:<\/span>
    \n LogMessage<\/span>(<\/span>LogLevel&<\/span> level,<\/span>const<\/span> std::<\/span>string&<\/span> srcname,<\/span>int<\/span> line,<\/span>Logger&<\/span> logger)<\/span>
    \n :<\/span>_level<\/span>(<\/span>level)<\/span>
    \n ,<\/span>_srcname<\/span>(<\/span>srcname)<\/span>
    \n ,<\/span>_line_num<\/span>(<\/span>line)<\/span>
    \n ,<\/span>_logger<\/span>(<\/span>logger)<\/span>
    \n ,<\/span>_cur_time<\/span>(<\/span>GetTimeStamp<\/span>(<\/span>)<\/span>)<\/span>
    \n ,<\/span>_pid<\/span>(<\/span>getpid<\/span>(<\/span>)<\/span>)<\/span>
    \n {<\/span>
    \n std::<\/span>stringstream ss;<\/span><\/p>\n

    ss<<<\/span>"["<\/span><<<\/span>_cur_time<<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>LevelToStr<\/span>(<\/span>_level)<\/span><<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>_pid<<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>_srcname<<<\/span>"] "<\/span>
    \n <<<\/span>"["<\/span><<<\/span>_line_num<<<\/span>"] "<\/span>
    \n <<<\/span>"- "<\/span>;<\/span><\/p>\n

    _loginfo =<\/span> ss.<\/span>str<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    ~<\/span>LogMessage<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_logger.<\/span>_fflush_strategy)<\/span> \/\/\u4e0d\u4e3a\u7a7a，\u5219\u8f93\u51fa\u65e5\u5fd7<\/span>
    \n _logger.<\/span>_fflush_strategy-><\/span>SyncLog<\/span>(<\/span>_loginfo)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    \/\/ LogMessage(…) << "hell world" << "XXXX" << 3.14 << 1234<\/span>
    \n template<\/span> <<\/span>class<\/span> T<\/span>><\/span>
    \n LogMessage&<\/span> operator<\/span><<<\/span>(<\/span>const<\/span> T&<\/span> info)<\/span>
    \n {<\/span>
    \n std::<\/span>stringstream ss;<\/span>
    \n ss<<<\/span>info;<\/span>
    \n _loginfo +=<\/span> ss.<\/span>str<\/span>(<\/span>)<\/span>;<\/span>
    \n return<\/span> *<\/span>this<\/span>;<\/span> \/\/\u4ee5\u4fbf\u652f\u6301\u7c7b\u4f3c\u8fde\u7eed\u8d4b\u503c<\/span>
    \n }<\/span><\/p>\n

    private<\/span>:<\/span>
    \n std::<\/span>string _cur_time;<\/span>\/\/\u6253\u5370\u65e5\u5fd7\u7684\u65f6\u95f4<\/span>
    \n LogLevel _level;<\/span> \/\/\u65e5\u5fd7\u7b49\u7ea7<\/span>
    \n pid_t _pid;<\/span> \/\/\u8fdb\u7a0bpid<\/span>
    \n std::<\/span>string _srcname;<\/span> \/\/\u6253\u5370\u5bf9\u5e94\u2f47\u5fd7\u7684\u2f42\u4ef6\u540d<\/span>
    \n int<\/span> _line_num;<\/span> \/\/\u884c\u53f7<\/span>
    \n std::<\/span>string _loginfo;<\/span> \/\/\u5b8c\u6574\u7684\u65e5\u5fd7\u4fe1\u606f<\/span>
    \n Logger&<\/span> _logger;<\/span>
    \n }<\/span>;<\/span><\/p>\n

    LogMessage operator<\/span>(<\/span>)<\/span>(<\/span>LogLevel level,<\/span>const<\/span> std::<\/span>string&<\/span> srcname,<\/span>int<\/span> line)<\/span>
    \n {<\/span>
    \n return<\/span> LogMessage<\/span>(<\/span>level,<\/span>srcname,<\/span>line,<\/span>*<\/span>this<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span>;<\/span><\/p>\n

    Logger logger;<\/span><\/p>\n

    \/\/\u5b8f<\/span>
    \n #<\/span>define<\/span> LOG<\/span>(<\/span>level)<\/span> logger<\/span>(<\/span>level,<\/span>__FILE__<\/span>,<\/span>__LINE__<\/span>)<\/span><\/span><\/span>
    \n #<\/span>define<\/span> ENABLE_CONSOLE_LOGSTRATEGY<\/span>(<\/span>)<\/span> logger.<\/span>EnableConsoleStrategy<\/span>(<\/span>)<\/span><\/span><\/span>
    \n #<\/span>define<\/span> ENABLE_FILE_LOGSTRATEGY<\/span>(<\/span>)<\/span> logger.<\/span>EnableFileStrategy<\/span>(<\/span>)<\/span><\/span><\/span>
    \n}<\/span><\/p>\n

    #<\/span>endif<\/span><\/span><\/p>\n

    \u6d4b\u8bd5\u4ee3\u7801：<\/p>\n

    #<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> "Log.hpp"<\/span><\/span><\/p>\n

    int<\/span> main<\/span>(<\/span>)<\/span>
    \n{<\/span>
    \n LogModule<\/span>::<\/span>logger<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>DEBUG,<\/span>"Main.cc"<\/span>,<\/span>6<\/span>)<\/span><<<\/span>"Hello World! "<\/span><<<\/span>123<\/span><<<\/span>" "<\/span><<<\/span>3.14159<\/span><<<\/span>'\\\\n'<\/span>;<\/span><\/p>\n

    LogModule::<\/span>logger.<\/span>EnableFileStrategy<\/span>(<\/span>)<\/span>;<\/span>
    \n LogModule<\/span>::<\/span>logger<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>DEBUG,<\/span>"Main.cc"<\/span>,<\/span>6<\/span>)<\/span><<<\/span>"Hello World! "<\/span><<<\/span>123<\/span><<<\/span>" "<\/span><<<\/span>3.14159<\/span><<<\/span>" "<\/span><<<\/span>"\u54c8"<\/span>;<\/span><\/p>\n

    return<\/span> 0<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    #<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> "Log.hpp"<\/span><\/span><\/p>\n

    using<\/span> namespace<\/span> LogModule;<\/span><\/p>\n

    int<\/span> main<\/span>(<\/span>)<\/span>
    \n{<\/span>
    \n ENABLE_CONSOLE_LOGSTRATEGY<\/span>(<\/span>)<\/span>;<\/span>
    \n LOG<\/span>(<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>"Hello Log! "<\/span><<<\/span>1234<\/span><<<\/span>" \u5475\u5475"<\/span>;<\/span><\/p>\n

    ENABLE_FILE_LOGSTRATEGY<\/span>(<\/span>)<\/span>;<\/span>
    \n LOG<\/span>(<\/span>LogLevel::<\/span>WARMING)<\/span><<<\/span>"Hello World! "<\/span><<<\/span>3.14<\/span><<<\/span>" \u54c8\u54c8"<\/span>;<\/span><\/p>\n

    return<\/span> 0<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    \u7ebf\u7a0b\u6c60\u8bbe\u8ba1<\/h4>\n

    \u5e95\u5c42\u5411 OS \u7533\u8bf7\u5185\u5b58\u662f\u7cfb\u7edf\u8c03\u7528，\u6709\u65f6\u95f4\u6210\u672c\u3002\u5982\u679c\u63d0\u524d\u9884\u5206\u914d\u4e00\u6279\u8d44\u6e90\u7f13\u5b58\u8d77\u6765，\u5c31\u80fd\u51cf\u5c11\u7cfb\u7edf\u8c03\u7528\u6b21\u6570，\u63d0\u5347\u6548\u7387\u3002\u7ebf\u7a0b\u6c60\u672c\u8d28\u662f\u6c60\u5316\u6280\u672f：\u63d0\u524d\u521b\u5efa\u4e00\u6279\u7ebf\u7a0b\u590d\u7528，\u907f\u514d\u9891\u7e41\u521b\u5efa\u9500\u6bc1\u7ebf\u7a0b\u5e26\u6765\u7cfb\u7edf\u8c03\u7528\u5f00\u9500\u3002<\/p>\n

    \u7ebf\u7a0b\u6c60\u662f\u4e00\u79cd\u7ebf\u7a0b\u590d\u7528\u7684\u7f16\u7a0b\u6a21\u5f0f\u3002\u7ebf\u7a0b\u8fc7\u591a\u4f1a\u5e26\u6765\u8c03\u5ea6\u5f00\u9500，\u7834\u574f\u7f13\u5b58\u5c40\u90e8\u6027，\u964d\u4f4e\u6574\u4f53\u6027\u80fd\u3002\u7ebf\u7a0b\u6c60\u9884\u5148\u7ef4\u62a4\u4e00\u6279\u7ebf\u7a0b，\u7b49\u5f85\u5206\u914d\u4efb\u52a1，\u907f\u514d\u9891\u7e41\u521b\u5efa\u9500\u6bc1\u7ebf\u7a0b\u7684\u5f00\u9500\u3002<\/p>\n

    \u7ebf\u7a0b\u6c60\u7684\u4f18\u52bf：\u5145\u5206\u5229\u7528 CPU \u5185\u6838，\u9632\u6b62\u8fc7\u5ea6\u8c03\u5ea6；\u7ebf\u7a0b\u6570\u91cf\u53c2\u8003 CPU \u6838\u6570\u3001\u5185\u5b58\u3001\u7f51\u7edc socket \u6570\u91cf\u3002<\/p>\n

    \u7ebf\u7a0b\u6c60\u9002\u5408：<\/p>\n

  • \u5927\u91cf\u77ed\u65f6\u95f4\u4efb\u52a1：Web \u670d\u52a1\u5668\u5904\u7406\u7f51\u9875\u8bf7\u6c42，\u4efb\u52a1\u5c0f\u3001\u5e76\u53d1\u91cf\u5927\u3002<\/li>\n
  • \u5bf9\u54cd\u5e94\u901f\u5ea6\u8981\u6c42\u9ad8\u7684\u670d\u52a1\u5668\u3002<\/li>\n
  • \u7a81\u53d1\u5927\u91cf\u8bf7\u6c42，\u907f\u514d\u77ac\u95f4\u75af\u72c2\u521b\u5efa\u5927\u91cf\u7ebf\u7a0b\u8017\u5c3d\u5185\u5b58\u3002<\/li>\n

    \u7ebf\u7a0b\u6c60\u4e0d\u9002\u5408\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4efb\u52a1，\u4f8b\u5982 Telnet \u957f\u8fde\u63a5\u4f1a\u8bdd，\u4efb\u52a1\u8fd0\u884c\u65f6\u95f4\u8fdc\u5927\u4e8e\u7ebf\u7a0b\u521b\u5efa\u5f00\u9500，\u7ebf\u7a0b\u6c60\u6536\u76ca\u5f88\u4f4e\u3002<\/p>\n

    \u7ebf\u7a0b\u6c60\u5206\u4e24\u7c7b，\u6211\u4eec\u5b9e\u73b0\u56fa\u5b9a\u6570\u91cf\u7ebf\u7a0b\u6c60\u3002<\/p>\n

  • \u56fa\u5b9a\u6570\u91cf\u7ebf\u7a0b\u6c60：\u7ebf\u7a0b\u6570\u76ee\u56fa\u5b9a，\u7ebf\u7a0b\u5faa\u73af\u4ece\u4efb\u52a1\u961f\u5217\u53d6\u4efb\u52a1\u6267\u884c\u3002<\/li>\n
  • \u6d6e\u52a8\u7ebf\u7a0b\u6c60：\u7ebf\u7a0b\u6570\u91cf\u52a8\u6001\u4f38\u7f29\u3002<\/li>\n

    \u7ebf\u7a0b\u6c60\u7684\u5de5\u4f5c\u6d41\u7a0b：\u7528\u6237\u628a\u4efb\u52a1\u9001\u5165\u4efb\u52a1\u961f\u5217；\u7ebf\u7a0b\u6c60\u4e2d\u7684\u5de5\u4f5c\u7ebf\u7a0b\u4ece\u961f\u5217\u53d6\u51fa\u4efb\u52a1，\u6267\u884c\u4efb\u52a1\u3002<\/p>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    \u4f7f\u7528\u6211\u4eec\u524d\u9762\u81ea\u5df1\u5c01\u88c5\u7684 Thread \u3001Mutex \u3001Cond \u3001Log ，\u5c01\u88c5\u7ebf\u7a0b\u6c60\u3002<\/p>\n

    \u6210\u5458\u53d8\u91cf\u5982\u4e0b：<\/p>\n

    std::<\/span>vector<<\/span>Thread><\/span> _threads;<\/span> \/\/ \u5b58\u653e\u6240\u6709\u5de5\u4f5c\u7ebf\u7a0b<\/span>
    \nint<\/span> _num;<\/span> \/\/ \u7ebf\u7a0b\u6c60\u7ebf\u7a0b\u603b\u6570<\/span>
    \nstd::<\/span>queue<<\/span>T><\/span> _taskq;<\/span> \/\/ \u4efb\u52a1\u961f\u5217，T\u662f\u4efb\u52a1\u5bf9\u8c61<\/span>
    \nCond _cond;<\/span> \/\/ \u6761\u4ef6\u53d8\u91cf，\u7ebf\u7a0b\u4f11\u7720\/\u5524\u9192<\/span>
    \nMutex _mutex;<\/span> \/\/ \u4e92\u65a5\u9501，\u4fdd\u62a4\u4efb\u52a1\u961f\u5217<\/span>
    \nbool<\/span> _isrunning;<\/span> \/\/ \u7ebf\u7a0b\u6c60\u8fd0\u884c\u6807\u8bb0，true\u8fd0\u884c；false\u505c\u6b62<\/span>
    \nint<\/span> _sleepernum;<\/span> \/\/ \u5f53\u524d\u4f11\u7720\u7b49\u5f85\u4efb\u52a1\u7684\u7ebf\u7a0b\u6570\u91cf<\/span><\/p>\n

    \u6211\u4eec\u5e0c\u671b\u521b\u5efa ThreadPool \u5bf9\u8c61\u540e，\u8c03\u7528 Start() \u8ba9\u7ebf\u7a0b\u6c60\u6b63\u5f0f\u8fd0\u884c，\u8c03\u7528 Stop() \u7ec8\u6b62\u7ebf\u7a0b\u6c60\u7684\u5de5\u4f5c，\u6700\u540e\u8c03\u7528 Join() \u56de\u6536\u7ebf\u7a0b\u3002<\/p>\n

    HandlerTask() \u7ecf\u8fc7lambda\u8868\u8fbe\u5f0f\u5305\u88c5\u540e，\u4f5c\u4e3a Thread \u7684\u6784\u9020\u51fd\u6570 fun_t \u53c2\u6570\u4f20\u5165\u3002PushTask() \u5f80\u4efb\u52a1\u961f\u5217\u4e2d\u6dfb\u52a0\u4efb\u52a1\u3002<\/p>\n

    \u7ebf\u7a0b\u6c60\u7684\u6210\u5458\u53d8\u91cf _sleepernum \u8868\u793a\u5f53\u524d\u4f11\u7720\u7b49\u5f85\u4efb\u52a1\u7684\u7ebf\u7a0b\u6570\u91cf，\u5b83\u662f\u5171\u4eab\u8d44\u6e90，\u4f7f\u7528\u5230\u7684\u5730\u65b9\u8981\u52a0\u9501\u3002<\/p>\n

    HandlerTask() \u8981\u4f7f\u5f97\u4efb\u52a1\u961f\u5217\u4e3a\u7a7a\u4f46\u7ebf\u7a0b\u6c60\u8fd8\u5728\u8fd0\u884c\u65f6，\u8c03\u7528 _cond.Wait() \u963b\u585e\u7ebf\u7a0b\u3002\u5f53\u6709\u4efb\u52a1\u6dfb\u52a0\u8fdb\u6765\u540e，\u6267\u884c\u4efb\u52a1\u3002<\/p>\n

    \/\/Thread.hpp<\/span>
    \n#<\/span>pragma<\/span> once<\/span><\/span><\/p>\n

    #<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> <string><\/span><\/span>
    \n#<\/span>include<\/span> <functional><\/span><\/span>
    \n#<\/span>include<\/span> <unistd.h><\/span><\/span>
    \n#<\/span>include<\/span> <pthread.h><\/span><\/span>
    \n#<\/span>include<\/span> <cstdint><\/span><\/span>
    \n#<\/span>include<\/span> <cstring><\/span><\/span><\/p>\n

    namespace<\/span> ThreadModule
    \n{<\/span>
    \n static<\/span> uint32_t<\/span> num =<\/span> 1<\/span>;<\/span><\/p>\n

    class<\/span> Thread<\/span>
    \n {<\/span>
    \n using<\/span> func_t =<\/span> std::<\/span>function<<\/span>void<\/span>(<\/span>)<\/span>><\/span>;<\/span><\/p>\n

    void<\/span> EnableDetach<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n \/\/std::cout<<_name<<"\u5206\u79bb"<<std::endl;<\/span>
    \n _isDetach =<\/span> true<\/span>;<\/span>
    \n }<\/span><\/p>\n

    void<\/span> EnableRunning<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n _isRunning =<\/span> true<\/span>;<\/span>
    \n }<\/span><\/p>\n

    static<\/span> void<\/span>*<\/span> Routine<\/span>(<\/span>void<\/span>*<\/span> arg)<\/span> \/\/\u4e0d\u80fd\u4f7f\u7528\u6210\u5458\u51fd\u6570，\u4f1a\u591a\u4e00\u4e2athis\u6307\u9488<\/span>
    \n {<\/span>
    \n Thread*<\/span> self =<\/span> static_cast<\/span><<\/span>Thread*<\/span>><\/span><\/span><\/span>(<\/span>arg)<\/span>;<\/span><\/p>\n

    self-><\/span>EnableRunning<\/span>(<\/span>)<\/span>;<\/span> \/\/\u8fd0\u884c\u7ebf\u7a0b<\/span><\/p>\n

    if<\/span>(<\/span>self-><\/span>_isDetach)<\/span> \/\/\u8c03\u7528Detach\u524d\u672aStart<\/span>
    \n self-><\/span>Detach<\/span>(<\/span>)<\/span>;<\/span><\/p>\n

    \/\/\u7ebf\u7a0b\u540d\u653e\u5230\u7ebf\u7a0b\u5c40\u90e8\u5b58\u50a8，\u540c\u65f6\u907f\u514d\u5176\u4ed6\u7ebf\u7a0b\u8bbf\u95ee<\/span>
    \n pthread_setname_np<\/span>(<\/span>self-><\/span>_tid,<\/span>self-><\/span>_name.<\/span>c_str<\/span>(<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

    self-><\/span>_func<\/span>(<\/span>)<\/span>;<\/span><\/p>\n

    return<\/span> nullptr<\/span>;<\/span>
    \n }<\/span><\/p>\n

    public<\/span>:<\/span>
    \n Thread<\/span>(<\/span>func_t func)<\/span>
    \n :<\/span>_tid<\/span>(<\/span>0<\/span>)<\/span>
    \n ,<\/span>_isDetach<\/span>(<\/span>false<\/span>)<\/span>
    \n ,<\/span>_isRunning<\/span>(<\/span>false<\/span>)<\/span>
    \n ,<\/span>_res<\/span>(<\/span>nullptr<\/span>)<\/span>
    \n ,<\/span>_func<\/span>(<\/span>func)<\/span>
    \n {<\/span>
    \n _name =<\/span> "thread – "<\/span> +<\/span> std::<\/span>to_string<\/span>(<\/span>num++<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n ~<\/span>Thread<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    void<\/span> Detach<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_isDetach)<\/span>
    \n return<\/span>;<\/span>
    \n if<\/span>(<\/span>_isRunning)<\/span>
    \n pthread_detach<\/span>(<\/span>_tid)<\/span>;<\/span><\/p>\n

    EnableDetach<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    bool<\/span> Start<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_isRunning)<\/span>
    \n return<\/span> false<\/span>;<\/span><\/p>\n

    int<\/span> n =<\/span> pthread_create<\/span>(<\/span>&<\/span>_tid,<\/span>nullptr<\/span>,<\/span>Routine,<\/span>this<\/span>)<\/span>;<\/span>
    \n if<\/span>(<\/span>n !=<\/span> 0<\/span>)<\/span>
    \n {<\/span>
    \n return<\/span> false<\/span>;<\/span>
    \n }<\/span>
    \n else<\/span>
    \n {<\/span>
    \n return<\/span> true<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span><\/p>\n

    bool<\/span> Stop<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>!<\/span>_isRunning)<\/span>
    \n return<\/span> false<\/span>;<\/span><\/p>\n

    int<\/span> n =<\/span> pthread_cancel<\/span>(<\/span>_tid)<\/span>;<\/span>
    \n if<\/span>(<\/span>n !=<\/span> 0<\/span>)<\/span>
    \n {<\/span>
    \n return<\/span> false<\/span>;<\/span>
    \n }<\/span>
    \n else<\/span>
    \n {<\/span>
    \n _isRunning =<\/span> false<\/span>;<\/span>
    \n return<\/span> true<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span><\/p>\n

    bool<\/span> Join<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_isDetach)<\/span>
    \n {<\/span>
    \n return<\/span> false<\/span>;<\/span>
    \n }<\/span><\/p>\n

    int<\/span> n =<\/span> pthread_join<\/span>(<\/span>_tid,<\/span>&<\/span>_res)<\/span>;<\/span>
    \n if<\/span>(<\/span>n !=<\/span> 0<\/span>)<\/span>
    \n {<\/span>
    \n return<\/span> false<\/span>;<\/span>
    \n }<\/span>
    \n else<\/span>
    \n {<\/span>
    \n return<\/span> true<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span><\/p>\n

    std::<\/span>string GetName<\/span>(<\/span>)<\/span> {<\/span>return<\/span> _name;<\/span>}<\/span><\/p>\n

    private<\/span>:<\/span>
    \n pthread_t _tid;<\/span>
    \n std::<\/span>string _name;<\/span>
    \n bool<\/span> _isDetach;<\/span>
    \n bool<\/span> _isRunning;<\/span>
    \n void<\/span>*<\/span> _res;<\/span>
    \n func_t _func;<\/span>
    \n }<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \/\/ThreadPool.hpp<\/span>
    \n#<\/span>pragma<\/span> once<\/span><\/span><\/p>\n

    #<\/span>include<\/span> <vector><\/span><\/span>
    \n#<\/span>include<\/span> <queue><\/span><\/span>
    \n#<\/span>include<\/span> <string><\/span><\/span>
    \n#<\/span>include<\/span> "Mutex.hpp"<\/span><\/span>
    \n#<\/span>include<\/span> "Cond.hpp"<\/span><\/span>
    \n#<\/span>include<\/span> "Thread.hpp"<\/span><\/span>
    \n#<\/span>include<\/span> "Log.hpp"<\/span><\/span><\/p>\n

    namespace<\/span> ThreadPoolModule
    \n{<\/span>
    \n static<\/span> const<\/span> int<\/span> gnum =<\/span> 5<\/span>;<\/span>
    \n template<\/span> <<\/span>class<\/span> T<\/span>><\/span>
    \n class<\/span> ThreadPool<\/span>
    \n {<\/span>
    \n void<\/span> WakeUpOne<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n _cond.<\/span>Signal<\/span>(<\/span>)<\/span>;<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>"\u5524\u9192\u4e00\u4e2a\u7ebf\u7a0b"<\/span>;<\/span>
    \n }<\/span><\/p>\n

    void<\/span> WakeUpAll<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n if<\/span>(<\/span>_sleepernum)<\/span>
    \n _cond.<\/span>Broadcast<\/span>(<\/span>)<\/span>;<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>"\u5524\u9192\u6240\u6709\u7ebf\u7a0b"<\/span>;<\/span>
    \n }<\/span>
    \n public<\/span>:<\/span>
    \n ThreadPool<\/span>(<\/span>int<\/span> num =<\/span> gnum)<\/span>
    \n :<\/span>_num<\/span>(<\/span>num)<\/span>
    \n ,<\/span>_sleepernum<\/span>(<\/span>0<\/span>)<\/span>
    \n ,<\/span>_isrunning<\/span>(<\/span>false<\/span>)<\/span>
    \n {<\/span>
    \n for<\/span>(<\/span>int<\/span> i=<\/span>0<\/span>;<\/span>i<<\/span>_num;<\/span>i++<\/span>)<\/span> \/\/HandlerTask\u662f\u975e\u9759\u6001\u6210\u5458\u51fd\u6570，\u6709this\u6307\u9488，\u4e0d\u80fd\u76f4\u63a5\u63d2\u5165<\/span>
    \n {<\/span>
    \n _threads.<\/span>emplace_back<\/span>(<\/span>
    \n [<\/span>this<\/span>]<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n HandlerTask<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n )<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span>
    \n ~<\/span>ThreadPool<\/span>(<\/span>)<\/span>
    \n {<\/span>}<\/span><\/p>\n

    void<\/span> Start<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_isrunning)<\/span>
    \n return<\/span>;<\/span>
    \n _isrunning =<\/span> true<\/span>;<\/span>
    \n for<\/span>(<\/span>ThreadModule::<\/span>Thread&<\/span> t:<\/span>_threads)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>t.<\/span>Start<\/span>(<\/span>)<\/span>)<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>t.<\/span>GetName<\/span>(<\/span>)<\/span><<<\/span>" Start() success"<\/span>;<\/span>
    \n else<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>ERROR)<\/span><<<\/span>"Start() failed"<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span> <\/p>\n

    void<\/span> Stop<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>!<\/span>_isrunning)<\/span>
    \n return<\/span>;<\/span>
    \n _isrunning =<\/span> false<\/span>;<\/span><\/p>\n

    WakeUpAll<\/span>(<\/span>)<\/span>;<\/span> \/\/\u6bcf\u4e2a\u7ebf\u7a0b\u4e0d\u8c03\u7528t.Stop，\u4e0d\u66b4\u529b\u7ec8\u6b62<\/span>
    \n }<\/span><\/p>\n

    void<\/span> Join<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_isrunning)<\/span>
    \n return<\/span>;<\/span>
    \n for<\/span>(<\/span>ThreadModule::<\/span>Thread&<\/span> t:<\/span>_threads)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>t.<\/span>Join<\/span>(<\/span>)<\/span>)<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>t.<\/span>GetName<\/span>(<\/span>)<\/span><<<\/span>" Join() success"<\/span>;<\/span>
    \n else<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>ERROR)<\/span><<<\/span>"Join() failed"<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span><\/p>\n

    void<\/span> HandlerTask<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n char<\/span> name[<\/span>64<\/span>]<\/span>;<\/span><\/p>\n

    \/*\u7c7bThread\u4e2d，Routine\u6ca1\u6709this\u6307\u9488，HandlerTask\u662f\u7ebf\u7a0b\u6c60\u6210\u5458\u51fd\u6570，
    \n \u4e0d\u77e5\u9053\u8c03\u7528\u5b83\u7684\u662f\u54ea\u4e00\u4e2a\u7ebf\u7a0b*\/<\/span>
    \n pthread_getname_np<\/span>(<\/span>pthread_self<\/span>(<\/span>)<\/span>,<\/span>name,<\/span>sizeof<\/span>(<\/span>name)<\/span>)<\/span>;<\/span><\/p>\n

    while<\/span>(<\/span>1<\/span>)<\/span>
    \n {<\/span>
    \n T t;<\/span>
    \n {<\/span>
    \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n while<\/span>(<\/span>_taskq.<\/span>empty<\/span>(<\/span>)<\/span> &&<\/span> _isrunning)<\/span>
    \n {<\/span>
    \n _sleepernum++<\/span>;<\/span>
    \n _cond.<\/span>Wait<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n _sleepernum—<\/span>;<\/span>
    \n }<\/span>
    \n if<\/span>(<\/span>!<\/span>_isrunning &&<\/span> _taskq.<\/span>empty<\/span>(<\/span>)<\/span>)<\/span>
    \n {<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>name<<<\/span>"\u7ebf\u7a0b\u6c60\u505c\u6b62\u5de5\u4f5c\u4e14\u4efb\u52a1\u961f\u5217\u4e3a\u7a7a"<\/span>;<\/span>
    \n break<\/span>;<\/span>
    \n }<\/span><\/p>\n

    t =<\/span> _taskq.<\/span>front<\/span>(<\/span>)<\/span>;<\/span>
    \n _taskq.<\/span>pop<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n t<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n }<\/span><\/p>\n

    bool<\/span> PushTask<\/span>(<\/span>const<\/span> T&<\/span> in)<\/span>
    \n {<\/span>
    \n if<\/span>(<\/span>_isrunning)<\/span>
    \n {<\/span>
    \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
    \n _taskq.<\/span>push<\/span>(<\/span>in)<\/span>;<\/span>
    \n if<\/span>(<\/span>_num ==<\/span> _sleepernum)<\/span>
    \n WakeUpOne<\/span>(<\/span>)<\/span>;<\/span>
    \n return<\/span> true<\/span>;<\/span>
    \n }<\/span>
    \n return<\/span> false<\/span>;<\/span>
    \n }<\/span><\/p>\n

    private<\/span>:<\/span>
    \n int<\/span> _num;<\/span> \/\/\u521b\u5efa\u7ebf\u7a0b\u6570\u76ee<\/span>
    \n std::<\/span>vector<<\/span>ThreadModule::<\/span>Thread><\/span> _threads;<\/span>
    \n std::<\/span>queue<<\/span>T><\/span> _taskq;<\/span> \/\/\u4efb\u52a1\u961f\u5217<\/span>
    \n int<\/span> _sleepernum;<\/span> \/\/\u4f11\u7720\u7ebf\u7a0b\u4e2a\u6570<\/span>
    \n bool<\/span> _isrunning;<\/span> \/\/\u7ebf\u7a0b\u6c60\u662f\u5426\u6b63\u5728\u8fd0\u884c<\/span><\/p>\n

    MutexModule::<\/span>Mutex _mutex;<\/span>
    \n CondModule::<\/span>Cond _cond;<\/span>
    \n }<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \u6d4b\u8bd5\u4ee3\u7801：<\/p>\n

    \/\/Task.hpp<\/span>
    \n#<\/span>pragma<\/span> once<\/span><\/span><\/p>\n

    #<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> <unistd.h><\/span><\/span>
    \n#<\/span>include<\/span> <functional><\/span><\/span><\/p>\n

    using<\/span> fun_t =<\/span> std::<\/span>function<<\/span>void<\/span>(<\/span>)<\/span>><\/span>;<\/span><\/p>\n

    void<\/span> DownLoad<\/span>(<\/span>)<\/span>
    \n{<\/span>
    \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>"\u6211\u662f\u4e00\u4e2a\u4e0b\u8f7d\u4efb\u52a1…"<\/span>;<\/span>
    \n sleep<\/span>(<\/span>3<\/span>)<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \/\/Main.cc<\/span>
    \n#<\/span>include<\/span> <iostream><\/span><\/span>
    \n#<\/span>include<\/span> <unistd.h><\/span><\/span>
    \n#<\/span>include<\/span> "Task.hpp"<\/span><\/span>
    \n#<\/span>include<\/span> "ThreadPool.hpp"<\/span><\/span><\/p>\n

    using<\/span> namespace<\/span> ThreadPoolModule;<\/span><\/p>\n

    int<\/span> main<\/span>(<\/span>)<\/span>
    \n{<\/span>
    \n ThreadPool<<\/span>fun_t><\/span> tp;<\/span>
    \n tp.<\/span>Start<\/span>(<\/span>)<\/span>;<\/span>
    \n sleep<\/span>(<\/span>2<\/span>)<\/span>;<\/span><\/p>\n

    tp.<\/span>PushTask<\/span>(<\/span>DownLoad)<\/span>;<\/span>
    \n tp.<\/span>PushTask<\/span>(<\/span>DownLoad)<\/span>;<\/span>
    \n sleep<\/span>(<\/span>2<\/span>)<\/span>;<\/span><\/p>\n

    tp.<\/span>Stop<\/span>(<\/span>)<\/span>;<\/span>
    \n tp.<\/span>Join<\/span>(<\/span>)<\/span>;<\/span><\/p>\n

    return<\/span> 0<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    \u5355\u4f8b\u6a21\u5f0f<\/h4>\n

    \u6211\u4eec\u6709\u65f6\u5e0c\u671b\u4e00\u4e2a\u7c7b\u5728\u5168\u5c40\u53ea\u80fd\u5b58\u5728\u552f\u4e00\u4e00\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\u3002\u5728\u670d\u52a1\u5668\u573a\u666f\u4e2d，\u52a0\u8f7d\u8d85\u5927\u5185\u5b58\u8d44\u6e90，\u5c31\u7528\u5355\u4f8b\u5bf9\u8c61\u7edf\u4e00\u7ba1\u7406\u8fd9\u4efd\u8d44\u6e90\u3002<\/p>\n

    \u5355\u4f8b\u6a21\u5f0f\u7684\u5b9e\u73b0\u53c8\u5206\u997f\u6c49\u65b9\u5f0f\u548c\u61d2\u6c49\u65b9\u5f0f\u3002<\/p>\n

    \u997f\u6c49\u65b9\u5f0f：\u7a0b\u5e8f\u542f\u52a8\u76f4\u63a5\u521b\u5efa\u5b9e\u4f8b\u3002\u5403\u996d\u7acb\u523b\u6d17\u7897；\u5bf9\u8c61\u5728\u7a0b\u5e8f\u542f\u52a8\u5c31\u6784\u9020\u5b8c\u6210；\u5929\u7136\u7ebf\u7a0b\u5b89\u5168；\u4f46\u4f1a\u62d6\u6162\u542f\u52a8\u901f\u5ea6\u3002<\/p>\n

    \u61d2\u6c49\u65b9\u5f0f：\u5ef6\u65f6\u52a0\u8f7d，\u7b2c\u4e00\u6b21\u8c03\u7528 GetInstance \u624d new \u5bf9\u8c61\u3002\u5403\u996d\u5148\u653e\u7897，\u8981\u7528\u7684\u65f6\u5019\u624d\u6d17\u7897；\u52a0\u5feb\u7a0b\u5e8f\u542f\u52a8；\u591a\u7ebf\u7a0b\u73af\u5883\u4e0b\u539f\u751f\u4ee3\u7801\u7ebf\u7a0b\u4e0d\u5b89\u5168\u3002<\/p>\n

    \u997f\u6c49\u65b9\u5f0f\u5b9e\u73b0\u5355\u4f8b\u6a21\u5f0f：<\/p>\n

    template<\/span> <<\/span>typename<\/span> T<\/span>><\/span>
    \nclass<\/span> Singleton<\/span>
    \n{<\/span>
    \n static<\/span> T data;<\/span>
    \npublic<\/span>:<\/span>
    \n static<\/span> T*<\/span> GetInstance<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n return<\/span> &<\/span>data;<\/span>
    \n }<\/span>
    \n}<\/span>;<\/span><\/p>\n

    \u901a\u8fc7 Singleton \u8fd9\u4e2a\u5305\u88c5\u7c7b\u6765\u4f7f\u7528 T \u5bf9\u8c61，\u5219\u4e00\u4e2a\u8fdb\u7a0b\u4e2d\u53ea\u6709\u4e00\u4e2a T \u5bf9\u8c61\u7684\u5b9e\u4f8b\u3002<\/p>\n

    \u61d2\u6c49\u65b9\u5f0f\u5b9e\u73b0\u5355\u4f8b\u6a21\u5f0f：<\/p>\n

    template<\/span> <<\/span>typename<\/span> T<\/span>><\/span>
    \nclass<\/span> Singleton<\/span>
    \n{<\/span>
    \nstatic<\/span> T*<\/span> inst;<\/span>
    \npublic<\/span>:<\/span>
    \n static<\/span> T*<\/span> GetInstance<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n if<\/span> (<\/span>inst ==<\/span> NULL<\/span>)<\/span>
    \n {<\/span>
    \n inst =<\/span> new<\/span> T<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n return<\/span> inst;<\/span>
    \n }<\/span>
    \n}<\/span>;<\/span><\/p>\n

    \u5982\u679c\u5df2\u7ecf\u521b\u5efa\u4e86\u5bf9\u8c61\u5b9e\u4f8b，\u5219 inst != NULL ，\u76f4\u63a5\u8fd4\u56de\u3002<\/p>\n

    \u61d2\u6c49\u65b9\u5f0f\u5b9e\u73b0\u5355\u4f8b\u6a21\u5f0f（\u7ebf\u7a0b\u5b89\u5168\u7248\u672c）：<\/p>\n

    template<\/span> <<\/span>typename<\/span> T<\/span>><\/span>
    \nclass<\/span> Singleton<\/span>
    \n{<\/span>
    \n volatile<\/span> static<\/span> T*<\/span> inst;<\/span> \/\/ volatile\u7981\u6b62\u7f16\u8bd1\u5668\u8fc7\u5ea6\u4f18\u5316<\/span>
    \n static<\/span> std::<\/span>mutex lock;<\/span>
    \npublic<\/span>:<\/span>
    \n static<\/span> T*<\/span> GetInstance<\/span>(<\/span>)<\/span>
    \n {<\/span>
    \n \/\/ \u5916\u5c42\u5224\u65ad：\u5df2\u7ecf\u521b\u5efa\u5b9e\u4f8b，\u76f4\u63a5\u8df3\u8fc7\u9501，\u63d0\u5347\u6027\u80fd<\/span>
    \n if<\/span>(<\/span>inst ==<\/span> nullptr<\/span>)<\/span>
    \n {<\/span>
    \n lock.<\/span>lock<\/span>(<\/span>)<\/span>;<\/span><\/p>\n

    \/\/ \u5185\u5c42\u5224\u65ad：\u9632\u6b62\u591a\u7ebf\u7a0b\u540c\u65f6\u8fdb\u5165\u5916\u5c42if，\u91cd\u590dnew<\/span>
    \n if<\/span>(<\/span>inst ==<\/span> nullptr<\/span>)<\/span>
    \n {<\/span>
    \n inst =<\/span> new<\/span> T<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span><\/p>\n

    lock.<\/span>unlock<\/span>(<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n return<\/span> inst;<\/span>
    \n }<\/span>
    \n}<\/span>;<\/span><\/p>\n

    \u5c01\u88c5\u5355\u4f8b\u6a21\u5f0f\u7684\u7ebf\u7a0b\u6c60\u3002<\/p>\n

    GetInstance()\u4e3a\u4ec0\u4e48\u5fc5\u987b\u662f static？<\/p>\n

      \n
    • \u5355\u4f8b\u7684\u76ee\u6807：\u5bf9\u8c61\u8fd8\u6ca1\u6709\u521b\u5efa\u51fa\u6765\u7684\u65f6\u5019，\u5c31\u8981\u8c03\u7528\u63a5\u53e3\u53bb\u521b\u5efa\u5bf9\u8c61\u3002<\/li>\n
    • \u9759\u6001\u6210\u5458\u51fd\u6570\u4e0d\u5c5e\u4e8e\u5bf9\u8c61，\u5c5e\u4e8e\u7c7b\u672c\u8eab，\u4e0d\u9700\u8981\u5b9e\u4f8b\u5c31\u53ef\u4ee5\u8c03\u7528\u3002<\/li>\n<\/ul>\n

      \u4fdd\u5b58\u5b9e\u4f8b\u7684\u6307\u9488inc\u4e3a\u4ec0\u4e48\u662f static？<\/p>\n

        \n
      • \u5355\u4f8b\u8981\u6c42\u5168\u5c40\u8303\u56f4\u5185\u53ea\u4fdd\u5b58\u90a3\u552f\u4e00\u4e00\u4efd\u5bf9\u8c61\u7684\u5730\u5740，\u4e0d\u5c5e\u4e8e\u4efb\u4f55\u4e00\u4e2a\u5b9e\u4f8b，\u5c5e\u4e8e\u7c7b\u3002<\/li>\n
      • \u9759\u6001\u6210\u5458\u53d8\u91cf\u5b58\u653e\u5728\u5168\u5c40\u9759\u6001\u5b58\u50a8\u533a\u3002\u7a0b\u5e8f\u751f\u547d\u5468\u671f\u5185\u53ea\u6709\u4e00\u4efd，\u6240\u6709\u8c03\u7528GetInstance()\u7684\u5730\u65b9\u5171\u4eab\u8fd9\u540c\u4e00\u4e2a\u6307\u9488，\u8bb0\u5f55\u90a3\u552f\u4e00\u5b9e\u4f8b\u7684\u5730\u5740\u3002<\/li>\n<\/ul>\n

        \u9501_lock\u4e3a\u4ec0\u4e48\u662f static？<\/p>\n

          \n
        • \u9501\u662f\u7528\u6765\u4fdd\u62a4\u591a\u7ebf\u7a0b\u5e76\u53d1\u8bbf\u95eeGetInstance()\u3002<\/li>\n
        • \u9501\u4e0d\u80fd\u4f9d\u9644\u67d0\u4e2a\u5bf9\u8c61，\u5bf9\u8c61\u8fd8\u6ca1\u521b\u5efa，\u9501\u5c31\u8981\u53ef\u7528\u3002\u6240\u4ee5\u9501\u5fc5\u987b\u662f\u7c7b\u7684\u9759\u6001\u6210\u5458，\u5168\u5c40\u53ea\u6709\u4e00\u628a\u3002<\/li>\n<\/ul>\n

          \u6784\u9020\u79c1\u6709\u5316：\u7981\u6b62\u5916\u90e8\u4ee3\u7801\u76f4\u63a5 ThreadPool<T> pool; \u6216\u8005 new ThreadPool<T>() \u624b\u52a8\u521b\u5efa\u5bf9\u8c61\u3002\u6240\u6709\u5b9e\u4f8b\u53ea\u80fd\u901a\u8fc7\u9759\u6001\u63a5\u53e3GetInstance() \u83b7\u53d6\u552f\u4e00\u5bf9\u8c61，\u4fdd\u8bc1\u5168\u5c40\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b\u6c60\u5b9e\u4f8b\u3002<\/p>\n

          Start() \u79c1\u6709：\u7ebf\u7a0b\u6c60\u542f\u52a8\u903b\u8f91\u4ea4\u7ed9 GetInstance() \u5185\u90e8\u8c03\u7528 inc->Start()\u3002\u5916\u90e8\u4e0d\u80fd\u968f\u610f\u8c03\u7528 Start() \u91cd\u590d\u542f\u52a8\u7ebf\u7a0b\u6c60，\u9632\u6b62\u5916\u90e8\u4e71\u8c03\u7528\u5bfc\u81f4\u591a\u6b21\u521b\u5efa\u5de5\u4f5c\u7ebf\u7a0b\u3002<\/p>\n

          \u5355\u4f8b\u6a21\u5f0f\u903b\u8f91\u4e0a\u4e0d\u5141\u8bb8\u62f7\u8d1d\u6216\u8d4b\u503c，\u5426\u5219\u4f1a\u7834\u574f\u5355\u4f8b\u5168\u5c40\u552f\u4e00\u7684\u8bed\u4e49\u3002<\/p>\n

          \u6a21\u677f\u7c7b\u91cc\u9762\u5199 static T var; \u53ea\u662f\u58f0\u660e，\u4e0d\u662f\u5b9a\u4e49\u3002\u7c7b\u5185\u90e8 static xxx; \u544a\u8bc9\u7f16\u8bd1\u5668：\u6709\u8fd9\u4e48\u4e00\u4e2a\u9759\u6001\u53d8\u91cf；\u4f46\u662f\u6ca1\u6709\u5206\u914d\u5185\u5b58\u3002\u5fc5\u987b\u5728\u7c7b\u5916\u90e8\u505a\u6a21\u677f\u9759\u6001\u6210\u5458\u7684\u5b9a\u4e49，\u7f16\u8bd1\u5668\u624d\u4f1a\u7ed9\u8fd9\u4e2a\u9759\u6001\u53d8\u91cf\u5206\u914d\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n

          \/\/TP_Singleton.hpp<\/span>
          \n#<\/span>pragma<\/span> once<\/span><\/span><\/p>\n

          #<\/span>include<\/span> <vector><\/span><\/span>
          \n#<\/span>include<\/span> <queue><\/span><\/span>
          \n#<\/span>include<\/span> <string><\/span><\/span>
          \n#<\/span>include<\/span> "Mutex.hpp"<\/span><\/span>
          \n#<\/span>include<\/span> "Cond.hpp"<\/span><\/span>
          \n#<\/span>include<\/span> "Thread.hpp"<\/span><\/span>
          \n#<\/span>include<\/span> "Log.hpp"<\/span><\/span><\/p>\n

          namespace<\/span> ThreadPoolModule
          \n{<\/span>
          \n static<\/span> const<\/span> int<\/span> gnum =<\/span> 5<\/span>;<\/span>
          \n template<\/span> <<\/span>class<\/span> T<\/span>><\/span>
          \n class<\/span> ThreadPool<\/span>
          \n {<\/span>
          \n void<\/span> WakeUpOne<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n _cond.<\/span>Signal<\/span>(<\/span>)<\/span>;<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>"\u5524\u9192\u4e00\u4e2a\u7ebf\u7a0b"<\/span>;<\/span>
          \n }<\/span><\/p>\n

          void<\/span> WakeUpAll<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
          \n if<\/span>(<\/span>_sleepernum)<\/span>
          \n _cond.<\/span>Broadcast<\/span>(<\/span>)<\/span>;<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>"\u5524\u9192\u6240\u6709\u7ebf\u7a0b"<\/span>;<\/span>
          \n }<\/span><\/p>\n

          ThreadPool<\/span>(<\/span>int<\/span> num =<\/span> gnum)<\/span>
          \n :<\/span>_num<\/span>(<\/span>num)<\/span>
          \n ,<\/span>_sleepernum<\/span>(<\/span>0<\/span>)<\/span>
          \n ,<\/span>_isrunning<\/span>(<\/span>false<\/span>)<\/span>
          \n {<\/span>
          \n for<\/span>(<\/span>int<\/span> i=<\/span>0<\/span>;<\/span>i<<\/span>_num;<\/span>i++<\/span>)<\/span> \/\/HandlerTask\u662f\u975e\u9759\u6001\u6210\u5458\u51fd\u6570，\u6709this\u6307\u9488，\u4e0d\u80fd\u76f4\u63a5\u63d2\u5165<\/span>
          \n {<\/span>
          \n _threads.<\/span>emplace_back<\/span>(<\/span>
          \n [<\/span>this<\/span>]<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n HandlerTask<\/span>(<\/span>)<\/span>;<\/span>
          \n }<\/span>
          \n )<\/span>;<\/span>
          \n }<\/span>
          \n }<\/span><\/p>\n

          void<\/span> Start<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n if<\/span>(<\/span>_isrunning)<\/span>
          \n return<\/span>;<\/span>
          \n _isrunning =<\/span> true<\/span>;<\/span>
          \n for<\/span>(<\/span>ThreadModule::<\/span>Thread&<\/span> t:<\/span>_threads)<\/span>
          \n {<\/span>
          \n if<\/span>(<\/span>t.<\/span>Start<\/span>(<\/span>)<\/span>)<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>t.<\/span>GetName<\/span>(<\/span>)<\/span><<<\/span>" Start() success"<\/span>;<\/span>
          \n else<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>ERROR)<\/span><<<\/span>"Start() failed"<\/span>;<\/span>
          \n }<\/span>
          \n }<\/span> <\/p>\n

          ThreadPool<\/span>(<\/span>const<\/span> ThreadPool<<\/span>T><\/span>&<\/span> tp)<\/span> =<\/span> delete<\/span>;<\/span>
          \n ThreadPool<<\/span>T><\/span>&<\/span> operator<\/span>=<\/span>(<\/span>const<\/span> ThreadPool<<\/span>T><\/span>&<\/span> tp)<\/span> =<\/span> delete<\/span>;<\/span><\/p>\n

          public<\/span>:<\/span>
          \n ~<\/span>ThreadPool<\/span>(<\/span>)<\/span>
          \n {<\/span>}<\/span> <\/p>\n

          static<\/span> ThreadPool<<\/span>T><\/span>*<\/span> GetInstance<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n if<\/span>(<\/span>_inc ==<\/span> nullptr<\/span>)<\/span>
          \n {<\/span>
          \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_lock)<\/span>;<\/span>
          \n if<\/span>(<\/span>_inc ==<\/span> nullptr<\/span>)<\/span>
          \n {<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>"\u9996\u6b21\u521b\u5efa\u5355\u4f8b…"<\/span>;<\/span>
          \n _inc =<\/span> new<\/span> ThreadPool<\/span><<\/span>T><\/span><\/span><\/span>(<\/span>)<\/span>;<\/span>
          \n _inc-><\/span>Start<\/span>(<\/span>)<\/span>;<\/span>
          \n }<\/span>
          \n }<\/span>
          \n return<\/span> _inc;<\/span>
          \n }<\/span><\/p>\n

          void<\/span> Stop<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n if<\/span>(<\/span>!<\/span>_isrunning)<\/span>
          \n return<\/span>;<\/span>
          \n _isrunning =<\/span> false<\/span>;<\/span><\/p>\n

          WakeUpAll<\/span>(<\/span>)<\/span>;<\/span> \/\/\u6bcf\u4e2a\u7ebf\u7a0b\u4e0d\u8c03\u7528t.Stop，\u4e0d\u66b4\u529b\u7ec8\u6b62<\/span>
          \n }<\/span><\/p>\n

          void<\/span> Join<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n if<\/span>(<\/span>_isrunning)<\/span>
          \n return<\/span>;<\/span>
          \n for<\/span>(<\/span>ThreadModule::<\/span>Thread&<\/span> t:<\/span>_threads)<\/span>
          \n {<\/span>
          \n if<\/span>(<\/span>t.<\/span>Join<\/span>(<\/span>)<\/span>)<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>t.<\/span>GetName<\/span>(<\/span>)<\/span><<<\/span>" Join() success"<\/span>;<\/span>
          \n else<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>ERROR)<\/span><<<\/span>"Join() failed"<\/span>;<\/span>
          \n }<\/span>
          \n }<\/span><\/p>\n

          void<\/span> HandlerTask<\/span>(<\/span>)<\/span>
          \n {<\/span>
          \n char<\/span> name[<\/span>64<\/span>]<\/span>;<\/span><\/p>\n

          \/*\u7c7bThread\u4e2d，Routine\u6ca1\u6709this\u6307\u9488，HandlerTask\u662f\u7ebf\u7a0b\u6c60\u6210\u5458\u51fd\u6570，
          \n \u4e0d\u77e5\u9053\u8c03\u7528\u5b83\u7684\u662f\u54ea\u4e00\u4e2a\u7ebf\u7a0b*\/<\/span>
          \n pthread_getname_np<\/span>(<\/span>pthread_self<\/span>(<\/span>)<\/span>,<\/span>name,<\/span>sizeof<\/span>(<\/span>name)<\/span>)<\/span>;<\/span><\/p>\n

          while<\/span>(<\/span>1<\/span>)<\/span>
          \n {<\/span>
          \n T t;<\/span>
          \n {<\/span>
          \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
          \n while<\/span>(<\/span>_taskq.<\/span>empty<\/span>(<\/span>)<\/span> &&<\/span> _isrunning)<\/span>
          \n {<\/span>
          \n _sleepernum++<\/span>;<\/span>
          \n _cond.<\/span>Wait<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
          \n _sleepernum—<\/span>;<\/span>
          \n }<\/span>
          \n if<\/span>(<\/span>!<\/span>_isrunning &&<\/span> _taskq.<\/span>empty<\/span>(<\/span>)<\/span>)<\/span>
          \n {<\/span>
          \n LogModule<\/span>::<\/span>LOG<\/span>(<\/span>LogModule::<\/span>LogLevel::<\/span>INFO)<\/span><<<\/span>name<<<\/span>"\u7ebf\u7a0b\u6c60\u505c\u6b62\u5de5\u4f5c\u4e14\u4efb\u52a1\u961f\u5217\u4e3a\u7a7a"<\/span>;<\/span>
          \n break<\/span>;<\/span>
          \n }<\/span><\/p>\n

          t =<\/span> _taskq.<\/span>front<\/span>(<\/span>)<\/span>;<\/span>
          \n _taskq.<\/span>pop<\/span>(<\/span>)<\/span>;<\/span>
          \n }<\/span>
          \n t<\/span>(<\/span>)<\/span>;<\/span>
          \n }<\/span>
          \n }<\/span><\/p>\n

          bool<\/span> PushTask<\/span>(<\/span>const<\/span> T&<\/span> in)<\/span>
          \n {<\/span>
          \n if<\/span>(<\/span>_isrunning)<\/span>
          \n {<\/span>
          \n MutexModule::<\/span>LockGuard lg<\/span>(<\/span>&<\/span>_mutex)<\/span>;<\/span>
          \n _taskq.<\/span>push<\/span>(<\/span>in)<\/span>;<\/span>
          \n if<\/span>(<\/span>_num ==<\/span> _sleepernum)<\/span>
          \n WakeUpOne<\/span>(<\/span>)<\/span>;<\/span>
          \n return<\/span> true<\/span>;<\/span>
          \n }<\/span>
          \n return<\/span> false<\/span>;<\/span>
          \n }<\/span><\/p>\n

          private<\/span>:<\/span>
          \n int<\/span> _num;<\/span> \/\/\u521b\u5efa\u7ebf\u7a0b\u6570\u76ee<\/span>
          \n std::<\/span>vector<<\/span>ThreadModule::<\/span>Thread><\/span> _threads;<\/span>
          \n std::<\/span>queue<<\/span>T><\/span> _taskq;<\/span> \/\/\u4efb\u52a1\u961f\u5217<\/span>
          \n int<\/span> _sleepernum;<\/span> \/\/\u4f11\u7720\u7ebf\u7a0b\u4e2a\u6570<\/span>
          \n bool<\/span> _isrunning;<\/span> \/\/\u7ebf\u7a0b\u6c60\u662f\u5426\u6b63\u5728\u8fd0\u884c<\/span><\/p>\n

          MutexModule::<\/span>Mutex _mutex;<\/span>
          \n CondModule::<\/span>Cond _cond;<\/span><\/p>\n

          static<\/span> MutexModule::<\/span>Mutex _lock;<\/span>
          \n static<\/span> ThreadPool<<\/span>T><\/span>*<\/span> _inc;<\/span>
          \n }<\/span>;<\/span><\/p>\n

          template<\/span><<\/span>class<\/span> T<\/span>><\/span>
          \n MutexModule::<\/span>Mutex ThreadPool<<\/span>T><\/span>::<\/span>_lock;<\/span><\/p>\n

          template<\/span><<\/span>class<\/span> T<\/span>><\/span>
          \n ThreadPool<<\/span>T><\/span>*<\/span> ThreadPool<<\/span>T><\/span>::<\/span>_inc =<\/span> nullptr<\/span>;<\/span>
          \n}<\/span><\/p>\n

          \u6d4b\u8bd5\u4ee3\u7801：<\/p>\n

          #<\/span>include<\/span> <iostream><\/span><\/span>
          \n#<\/span>include<\/span> <unistd.h><\/span><\/span>
          \n#<\/span>include<\/span> "Task.hpp"<\/span><\/span>
          \n#<\/span>include<\/span> "TP_Singleton.hpp"<\/span><\/span><\/p>\n

          using<\/span> namespace<\/span> ThreadPoolModule;<\/span><\/p>\n

          int<\/span> main<\/span>(<\/span>)<\/span>
          \n{<\/span>
          \n int<\/span> cnt =<\/span> 10<\/span>;<\/span>
          \n while<\/span>(<\/span>cnt—<\/span>)<\/span>
          \n {<\/span>
          \n ThreadPool<\/span><<\/span>fun_t><\/span>::<\/span>GetInstance<\/span>(<\/span>)<\/span>-><\/span>PushTask<\/span>(<\/span>DownLoad)<\/span>;<\/span>
          \n sleep<\/span>(<\/span>1<\/span>)<\/span>;<\/span>
          \n }<\/span>
          \n sleep<\/span>(<\/span>5<\/span>)<\/span>;<\/span>
          \n ThreadPool<\/span><<\/span>fun_t><\/span>::<\/span>GetInstance<\/span>(<\/span>)<\/span>-><\/span>Stop<\/span>(<\/span>)<\/span>;<\/span>
          \n ThreadPool<\/span><<\/span>fun_t><\/span>::<\/span>GetInstance<\/span>(<\/span>)<\/span>-><\/span>Join<\/span>(<\/span>)<\/span>;<\/span><\/p>\n

          return<\/span> 0<\/span>;<\/span>
          \n}<\/span><\/p>\n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          \u7ebf\u7a0b\u5b89\u5168\u548c\u91cd\u5165\u95ee\u9898<\/h3>\n

          \u7ebf\u7a0b\u5b89\u5168：\u591a\u4e2a\u7ebf\u7a0b\u5728\u8bbf\u95ee\u5171\u4eab\u8d44\u6e90\u65f6，\u80fd\u591f\u6b63\u786e\u5730\u6267\u884c，\u4e0d\u4f1a\u76f8\u4e92\u5e72\u6270\u6216\u7834\u574f\u5f7c\u6b64\u7684\u6267\u884c\u7ed3\u679c\u3002<\/p>\n

          \u91cd\u5165：\u540c\u4e00\u4e2a\u51fd\u6570\u88ab\u4e0d\u540c\u7684\u6267\u884c\u6d41\u8c03\u7528，\u5f53\u524d\u7684\u4e00\u4e2a\u6d41\u7a0b\u8fd8\u6ca1\u6709\u6267\u884c\u5b8c，\u5c31\u6709\u5176\u4ed6\u7684\u6267\u884c\u6d41\u518d\u6b21\u8fdb\u5165\u3002<\/p>\n

          \u4e00\u4e2a\u51fd\u6570\u5728\u91cd\u5165\u7684\u60c5\u51b5\u4e0b，\u8fd0\u884c\u7ed3\u679c\u4e0d\u4f1a\u51fa\u73b0\u4efb\u4f55\u4e0d\u540c\u6216\u8005\u4efb\u4f55\u95ee\u9898，\u5219\u8be5\u51fd\u6570\u88ab\u79f0\u4e3a\u53ef\u91cd\u5165\u51fd\u6570\u3002<\/p>\n

          \u4e24\u79cd\u91cd\u5165\u573a\u666f：<\/p>\n

        • \u591a\u7ebf\u7a0b\u91cd\u5165：\u4e0d\u540c\u7ebf\u7a0b\u540c\u65f6\u8fdb\u8fd9\u4e2a\u51fd\u6570\u3002<\/li>\n
        • \u4fe1\u53f7\u91cd\u5165：\u540c\u4e00\u4e2a\u7ebf\u7a0b，\u6267\u884c\u9014\u4e2d\u6536\u5230\u4fe1\u53f7，\u4fe1\u53f7\u5904\u7406\u51fd\u6570\u53c8\u518d\u6b21\u8c03\u7528\u672c\u51fd\u6570\u3002<\/li>\n

          \u5e38\u89c1\u7684\u7ebf\u7a0b\u4e0d\u5b89\u5168\u7684\u60c5\u51b5：<\/p>\n

            \n
          • \u4e0d\u4fdd\u62a4\u5171\u4eab\u53d8\u91cf\u7684\u51fd\u6570\u3002<\/li>\n
          • \u51fd\u6570\u72b6\u6001\u968f\u7740\u88ab\u8c03\u7528，\u72b6\u6001\u53d1\u751f\u53d8\u5316\u7684\u51fd\u6570\u3002<\/li>\n
          • \u8fd4\u56de\u6307\u5411\u9759\u6001\u53d8\u91cf\u6307\u9488\u7684\u51fd\u6570\u3002<\/li>\n
          • \u8c03\u7528\u7ebf\u7a0b\u4e0d\u5b89\u5168\u51fd\u6570\u7684\u51fd\u6570\u3002<\/li>\n<\/ul>\n

            \u5e38\u89c1\u7684\u7ebf\u7a0b\u5b89\u5168\u7684\u60c5\u51b5：<\/p>\n

              \n
            • \u6bcf\u4e2a\u7ebf\u7a0b\u5bf9\u5168\u5c40\u53d8\u91cf\u6216\u8005\u9759\u6001\u53d8\u91cf\u53ea\u6709\u8bfb\u53d6\u7684\u6743\u9650，\u800c\u6ca1\u6709\u5199\u5165\u7684\u6743\u9650，\u4e00\u822c\u6765\u8bf4\u8fd9\u4e9b\u7ebf\u7a0b\u662f\u5b89\u5168\u7684\u3002<\/li>\n
            • \u7c7b\u6216\u8005\u63a5\u53e3\u5bf9\u4e8e\u7ebf\u7a0b\u6765\u8bf4\u90fd\u662f\u539f\u5b50\u64cd\u4f5c\u3002<\/li>\n
            • \u591a\u4e2a\u7ebf\u7a0b\u4e4b\u95f4\u7684\u5207\u6362\u4e0d\u4f1a\u5bfc\u81f4\u8be5\u63a5\u53e3\u7684\u6267\u884c\u7ed3\u679c\u5b58\u5728\u4e8c\u4e49\u6027\u3002<\/li>\n<\/ul>\n

              \u5e38\u89c1\u4e0d\u53ef\u91cd\u5165\u7684\u60c5\u51b5：<\/p>\n

                \n
              • \u8c03\u7528\u4e86malloc\/free\u51fd\u6570，\u56e0\u4e3amalloc\u51fd\u6570\u662f\u7528\u5168\u5c40\u94fe\u8868\u6765\u7ba1\u7406\u5806\u7684\u3002<\/li>\n
              • \u8c03\u7528\u4e86\u6807\u51c6I\/O\u5e93\u51fd\u6570，\u6807\u51c6I\/O\u5e93\u7684\u5f88\u591a\u5b9e\u73b0\u90fd\u4ee5\u4e0d\u53ef\u91cd\u5165\u7684\u65b9\u5f0f\u4f7f\u7528\u5168\u5c40\u6570\u636e\u7ed3\u6784\u3002<\/li>\n
              • \u53ef\u91cd\u5165\u51fd\u6570\u4f53\u5185\u4f7f\u7528\u4e86\u9759\u6001\u7684\u6570\u636e\u7ed3\u6784\u3002<\/li>\n<\/ul>\n

                \u5e38\u89c1\u53ef\u91cd\u5165\u7684\u60c5\u51b5：<\/p>\n

                  \n
                • \u4e0d\u4f7f\u7528\u5168\u5c40\u53d8\u91cf\u6216\u9759\u6001\u53d8\u91cf\u3002<\/li>\n
                • \u4e0d\u4f7f\u7528 malloc\u6216\u8005new\u5f00\u8f9f\u51fa\u7684\u7a7a\u95f4\u3002<\/li>\n
                • \u4e0d\u8c03\u7528\u4e0d\u53ef\u91cd\u5165\u51fd\u6570\u3002<\/li>\n
                • \u4e0d\u8fd4\u56de\u9759\u6001\u6216\u5168\u5c40\u6570\u636e，\u6240\u6709\u6570\u636e\u90fd\u6709\u51fd\u6570\u7684\u8c03\u7528\u8005\u63d0\u4f9b\u3002<\/li>\n
                • \u4f7f\u7528\u672c\u5730\u6570\u636e，\u6216\u8005\u901a\u8fc7\u5236\u4f5c\u5168\u5c40\u6570\u636e\u7684\u672c\u5730\u62f7\u8d1d\u6765\u4fdd\u62a4\u5168\u5c40\u6570\u636e\u3002<\/li>\n<\/ul>\n

                  \u603b\u7ed3：<\/p>\n

                    \n
                  • \u51fd\u6570\u662f\u53ef\u91cd\u5165\u7684，\u90a3\u5c31\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u3002<\/li>\n
                  • \u51fd\u6570\u662f\u4e0d\u53ef\u91cd\u5165\u7684，\u90a3\u5c31\u4e0d\u80fd\u7531\u591a\u4e2a\u7ebf\u7a0b\u4f7f\u7528，\u6709\u53ef\u80fd\u5f15\u53d1\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002<\/li>\n
                  • \u5982\u679c\u4e00\u4e2a\u51fd\u6570\u4e2d\u6709\u5168\u5c40\u53d8\u91cf，\u90a3\u4e48\u8fd9\u4e2a\u51fd\u6570\u65e2\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u4e5f\u4e0d\u662f\u53ef\u91cd\u5165\u7684\u3002<\/li>\n
                  • \u53ef\u91cd\u5165\u51fd\u6570\u662f\u7ebf\u7a0b\u5b89\u5168\u51fd\u6570\u7684\u4e00\u79cd\u3002\u7ebf\u7a0b\u5b89\u5168\u4e0d\u4e00\u5b9a\u662f\u53ef\u91cd\u5165\u7684，\u800c\u53ef\u91cd\u5165\u51fd\u6570\u5219\u4e00\u5b9a\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u3002<\/li>\n
                  • \u7ebf\u7a0b\u5b89\u5168\u4fa7\u91cd\u8bf4\u660e\u7ebf\u7a0b\u8bbf\u95ee\u516c\u5171\u8d44\u6e90\u7684\u5b89\u5168\u60c5\u51b5，\u8868\u73b0\u7684\u662f\u5e76\u53d1\u7ebf\u7a0b\u7684\u7279\u70b9\u3002<\/li>\n
                  • \u53ef\u91cd\u5165\u63cf\u8ff0\u7684\u662f\u4e00\u4e2a\u51fd\u6570\u662f\u5426\u80fd\u88ab\u91cd\u590d\u8fdb\u5165，\u8868\u793a\u7684\u662f\u51fd\u6570\u7684\u7279\u70b9\u3002<\/li>\n<\/ul>\n

                    \u6b7b\u9501<\/h3>\n

                    \u6b7b\u9501：\u4e00\u7ec4\u7ebf\u7a0b，\u5404\u81ea\u62ff\u7740\u5df2\u7ecf\u5360\u6709\u7684\u9501\u4e0d\u91ca\u653e，\u53c8\u4e92\u76f8\u8bf7\u6c42\u5bf9\u65b9\u624b\u91cc\u7684\u9501，\u6240\u6709\u7ebf\u7a0b\u6c38\u4e45\u963b\u585e，\u8c01\u90fd\u65e0\u6cd5\u7ee7\u7eed\u5f80\u4e0b\u6267\u884c\u3002<\/p>\n

                    \u5178\u578b\u573a\u666f：<\/p>\n

                      \n
                    • \u7ebf\u7a0b A：\u62ff\u5230\u9501 1，\u518d\u53bb\u7533\u8bf7\u9501 2\u3002<\/li>\n
                    • \u7ebf\u7a0b B：\u62ff\u5230\u9501 2，\u518d\u53bb\u7533\u8bf7\u9501 1\u3002<\/li>\n<\/ul>\n

                      A \u7b49 B \u91ca\u653e\u9501 2，B \u7b49 A \u91ca\u653e\u9501 1，\u4e92\u76f8\u7b49\u5f85，\u7a0b\u5e8f\u5361\u6b7b\u3002\u7533\u8bf7\u4e00\u628a\u9501\u662f\u539f\u5b50\u7684，\u4e0d\u4f1a\u6b7b\u9501；\u540c\u65f6\u7533\u8bf7\u591a\u628a\u9501，\u987a\u5e8f\u9519\u4e71\u5c31\u5bb9\u6613\u6b7b\u9501\u3002<\/p>\n

                      \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                      \u6b7b\u9501\u7684\u56db\u4e2a\u5fc5\u8981\u6761\u4ef6：<\/p>\n

                    • \n

                      \u4e92\u65a5\u6761\u4ef6<\/p>\n

                      \u8d44\u6e90（\u9501）\u540c\u4e00\u65f6\u523b\u53ea\u80fd\u7ed9\u4e00\u4e2a\u7ebf\u7a0b\u4f7f\u7528\u3002\u4e92\u65a5\u9501\u672c\u8eab\u7279\u6027\u3002<\/p>\n<\/li>\n

                    • \n

                      \u8bf7\u6c42\u4e0e\u4fdd\u6301（\u5360\u6709\u4e14\u7b49\u5f85）<\/p>\n

                      \u7ebf\u7a0b\u5df2\u7ecf\u5360\u6709\u4e00\u90e8\u5206\u9501，\u4e0d\u91ca\u653e，\u53c8\u53bb\u7533\u8bf7\u65b0\u7684\u9501\u3002<\/p>\n<\/li>\n

                    • \n

                      \u4e0d\u53ef\u5265\u593a\u6761\u4ef6<\/p>\n

                      \u7ebf\u7a0b\u4e0d\u80fd\u5f3a\u884c\u628a\u5df2\u7ecf\u88ab\u5360\u6709\u7684\u9501\u62a2\u8d70\u3002\u53ea\u80fd\u6301\u6709\u8005\u81ea\u5df1\u4e3b\u52a8 unlock \u91ca\u653e\u3002<\/p>\n<\/li>\n

                    • \n

                      \u5faa\u73af\u7b49\u5f85\u6761\u4ef6<\/p>\n

                      \u7ebf\u7a0b\u4e4b\u95f4\u5f62\u6210\u73af\u5f62\u7b49\u5f85\u94fe\u3002<\/p>\n<\/li>\n

                      \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                      \u907f\u514d\u6b7b\u9501（\u7834\u574f\u56db\u5927\u6761\u4ef6）：<\/p>\n

                    • \n

                      \u7834\u574f\u8bf7\u6c42\u4e0e\u4fdd\u6301：\u4e00\u6b21\u6027\u7533\u8bf7\u6240\u6709\u9501<\/p>\n

                      \u9700\u8981\u9501 1 + \u9501 2，\u5c31\u4e00\u6b21\u6027\u5168\u90e8\u7533\u8bf7\u5230\u624b，\u4e0d\u62ff\u5230\u5168\u90e8\u5c31\u4ec0\u4e48\u90fd\u4e0d\u62ff\u3002C++ std::lock(mtx1,mtx2)，\u540c\u65f6\u9501\u4f4f\u591a\u4e2a\u4e92\u65a5\u91cf，\u5185\u90e8\u7b97\u6cd5\u81ea\u52a8\u89c4\u907f\u6b7b\u9501\u3002<\/p>\n<\/li>\n

                    • \n

                      \u7834\u574f\u5faa\u73af\u7b49\u5f85：\u7edf\u4e00\u52a0\u9501\u987a\u5e8f<\/p>\n

                      \u6240\u6709\u7ebf\u7a0b，\u6c38\u8fdc\u6309\u56fa\u5b9a\u987a\u5e8f\u62ff\u9501，\u6bd4\u5982\u6c38\u8fdc\u5148\u62ff mtx1，\u518d\u62ff mtx2\u3002\u7981\u6b62 A：\u9501 1\u2192\u9501 2；B：\u9501 2\u2192\u9501 1 \u8fd9\u79cd\u98a0\u5012\u987a\u5e8f\u3002<\/p>\n<\/li>\n

                    • \n

                      \u7834\u574f\u4e0d\u53ef\u5265\u593a：\u9501\u62ff\u4e0d\u5230，\u5c31\u628a\u81ea\u5df1\u624b\u4e0a\u5df2\u7ecf\u62ff\u5230\u7684\u9501\u5168\u90e8\u91ca\u653e，\u8fc7\u4e00\u4f1a\u91cd\u8bd5\u3002<\/p>\n<\/li>\n

                    • \n

                      \u7834\u574f\u4e92\u65a5：\u80fd\u4e0d\u7528\u9501\u5c31\u4e0d\u7528\u9501（\u65e0\u9501\u7f16\u7a0b，\u5f88\u5c11\u7528）\u3002<\/p>\n<\/li>\n

                      \u907f\u514d\u6b7b\u9501\u7684\u7b97\u6cd5\u2014\u2014\u94f6\u884c\u5bb6\u7b97\u6cd5：\u64cd\u4f5c\u7cfb\u7edf\u9884\u5148\u5224\u65ad\u8d44\u6e90\u5206\u914d\u4e4b\u540e\u4f1a\u4e0d\u4f1a\u8fdb\u5165\u6b7b\u9501\u72b6\u6001，\u5982\u679c\u4f1a\u5c31\u62d2\u7edd\u5206\u914d\u8d44\u6e90\u3002\u4e0d\u662f\u53d1\u751f\u6b7b\u9501\u4e4b\u540e\u89e3\u51b3\u3002\u94f6\u884c\u5bb6\u7b97\u6cd5\u5b9e\u9645\u5de5\u7a0b\u5f88\u5c11\u4f7f\u7528，\u66f4\u591a\u662f\u7b14\u8bd5\u8003\u70b9\u3002<\/p>\n

                      STL\u3001\u667a\u80fd\u6307\u9488\u548c\u7ebf\u7a0b\u5b89\u5168<\/h3>\n

                      STL \u5bb9\u5668\u9ed8\u8ba4\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168，\u6807\u51c6\u5e93\u4e0d\u4f1a\u5185\u90e8\u5e2e\u4f60\u52a0\u9501\u3002STL \u8ffd\u6c42\u6781\u81f4\u6027\u80fd，\u5185\u7f6e\u9501\u4f1a\u5e26\u6765\u4e0d\u5c0f\u6027\u80fd\u635f\u8017；\u4f7f\u7528\u573a\u666f\u5343\u5dee\u4e07\u522b：\u6709\u7684\u573a\u666f\u8bfb\u591a\u5199\u5c11\u3001\u6709\u7684\u573a\u666f\u9700\u8981\u7ec6\u7c92\u5ea6\u9501（\u9501\u6876 \/ \u9501\u94fe\u8868），\u5e93\u4e0d\u77e5\u9053\u4f60\u4e1a\u52a1\u9700\u8981\u54ea\u79cd\u9501，\u628a\u52a0\u9501\u4ea4\u7ed9\u4f7f\u7528\u8005\u81ea\u5df1\u5904\u7406\u3002<\/p>\n

                      unique_ptr \u72ec\u5360\u6240\u6709\u6743，\u4e0d\u6d89\u53ca\u591a\u7ebf\u7a0b\u5171\u4eab，\u6ca1\u6709\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002\u8d44\u6e90\u53ea\u80fd\u88ab\u8fd9\u4e00\u4e2a unique_ptr \u6301\u6709，\u4e0d\u80fd\u62f7\u8d1d，\u53ea\u80fd move\u3002\u4e0d\u4f1a\u591a\u7ebf\u7a0b\u540c\u65f6\u64cd\u4f5c\u540c\u4e00\u4e2a\u5bf9\u8c61\u3002<\/p>\n

                      shared_ptr \u5f15\u7528\u8ba1\u6570\u662f\u7ebf\u7a0b\u5b89\u5168\u7684，\u6807\u51c6\u5e93\u5185\u90e8\u7528\u539f\u5b50\u64cd\u4f5c (CAS) \u4fee\u6539 ref \u8ba1\u6570\u3002\u4f46\u5b83\u6258\u7ba1\u7684\u8d44\u6e90\u5bf9\u8c61，\u5e93\u4e0d\u505a\u4efb\u4f55\u4fdd\u62a4，\u5e76\u53d1\u8bfb\u5199\u5bf9\u8c61\u9700\u8981\u7528\u6237\u81ea\u5df1\u4e0a\u9501\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                      Linux\u7ebf\u7a0b\u6c60
                      \n\u7ebf\u7a0b\u6c60
                      \n\u65e5\u5fd7
                      \n\u8bbe\u8ba1\u6a21\u5f0f：\u662f\u8f6f\u4ef6\u5f00\u53d1\u9886\u57df，\u9488\u5bf9\u53cd\u590d\u51fa\u73b0\u7684\u7ecf\u5178\u4e1a\u52a1\u573a\u666f，\u603b\u7ed3\u6c89\u6dc0\u4e0b\u6765\u7684\u6210\u719f\u3001\u53ef\u590d\u7528\u7684\u901a\u7528\u89e3\u51b3\u65b9\u6848，\u7528\u6765\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u548c\u53ef\u6269\u5c55\u6027\u3002
                      \n\u7b56\u7565\u6a21\u5f0f：\u5c06\u53ef\u53d8\u7684\u7b97\u6cd5 \/ \u884c\u4e3a\u5355\u72ec\u5c01\u88c5，\u548c\u4f7f\u7528\u7b97\u6cd5\u7684\u4e3b\u4f53\u89e3\u8026，\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u5207\u6362\u4e0d\u540c\u7b97\u6cd5\u884c\u4e3a\u3002
                      \n\u65e5\u5fd7\u53ef\u4ee5\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3001\u6587\u4ef6\u3001\u7f51\u7edc\u3002\u5982\u679c\u4e0d\u4f7f\u7528\u7b56\u7565\u6a21\u5f0f，\u5219\u65e5\u5fd7\u7c7b\u5185\u90e8\u4f1a\u6709\u5927\u91cf if\u2011else \u5224\u65ad\u3002\u6bcf\u65b0\u589e\u4e00<\/p>\n","protected":false},"author":2,"featured_media":104880,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,58,43,3278,44],"topic":[],"class_list":["post-104890","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-linux","tag-43","tag-3278","tag-44"],"yoast_head":"\nLinux\uff1a\u7ebf\u7a0b\u6c60 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/104890.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linux\uff1a\u7ebf\u7a0b\u6c60 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"Linux\u7ebf\u7a0b\u6c60 \u7ebf\u7a0b\u6c60 \u65e5\u5fd7 \u8bbe\u8ba1\u6a21\u5f0f：\u662f\u8f6f\u4ef6\u5f00\u53d1\u9886\u57df，\u9488\u5bf9\u53cd\u590d\u51fa\u73b0\u7684\u7ecf\u5178\u4e1a\u52a1\u573a\u666f，\u603b\u7ed3\u6c89\u6dc0\u4e0b\u6765\u7684\u6210\u719f\u3001\u53ef\u590d\u7528\u7684\u901a\u7528\u89e3\u51b3\u65b9\u6848，\u7528\u6765\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u548c\u53ef\u6269\u5c55\u6027\u3002 \u7b56\u7565\u6a21\u5f0f：\u5c06\u53ef\u53d8\u7684\u7b97\u6cd5 \/ \u884c\u4e3a\u5355\u72ec\u5c01\u88c5，\u548c\u4f7f\u7528\u7b97\u6cd5\u7684\u4e3b\u4f53\u89e3\u8026，\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u5207\u6362\u4e0d\u540c\u7b97\u6cd5\u884c\u4e3a\u3002 \u65e5\u5fd7\u53ef\u4ee5\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3001\u6587\u4ef6\u3001\u7f51\u7edc\u3002\u5982\u679c\u4e0d\u4f7f\u7528\u7b56\u7565\u6a21\u5f0f，\u5219\u65e5\u5fd7\u7c7b\u5185\u90e8\u4f1a\u6709\u5927\u91cf if\u2011else \u5224\u65ad\u3002\u6bcf\u65b0\u589e\u4e00\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/104890.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-13T02:33:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913023323-6aa60b73cf1fa.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"18 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/104890.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/104890.html\",\"name\":\"Linux\uff1a\u7ebf\u7a0b\u6c60 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-09-13T02:33:26+00:00\",\"dateModified\":\"2026-09-13T02:33:26+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/104890.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/104890.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/104890.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Linux\uff1a\u7ebf\u7a0b\u6c60\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Linux\uff1a\u7ebf\u7a0b\u6c60 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/104890.html","og_locale":"zh_CN","og_type":"article","og_title":"Linux\uff1a\u7ebf\u7a0b\u6c60 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"Linux\u7ebf\u7a0b\u6c60 \u7ebf\u7a0b\u6c60 \u65e5\u5fd7 \u8bbe\u8ba1\u6a21\u5f0f：\u662f\u8f6f\u4ef6\u5f00\u53d1\u9886\u57df，\u9488\u5bf9\u53cd\u590d\u51fa\u73b0\u7684\u7ecf\u5178\u4e1a\u52a1\u573a\u666f，\u603b\u7ed3\u6c89\u6dc0\u4e0b\u6765\u7684\u6210\u719f\u3001\u53ef\u590d\u7528\u7684\u901a\u7528\u89e3\u51b3\u65b9\u6848，\u7528\u6765\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u548c\u53ef\u6269\u5c55\u6027\u3002 \u7b56\u7565\u6a21\u5f0f：\u5c06\u53ef\u53d8\u7684\u7b97\u6cd5 \/ \u884c\u4e3a\u5355\u72ec\u5c01\u88c5，\u548c\u4f7f\u7528\u7b97\u6cd5\u7684\u4e3b\u4f53\u89e3\u8026，\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u5207\u6362\u4e0d\u540c\u7b97\u6cd5\u884c\u4e3a\u3002 \u65e5\u5fd7\u53ef\u4ee5\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3001\u6587\u4ef6\u3001\u7f51\u7edc\u3002\u5982\u679c\u4e0d\u4f7f\u7528\u7b56\u7565\u6a21\u5f0f，\u5219\u65e5\u5fd7\u7c7b\u5185\u90e8\u4f1a\u6709\u5927\u91cf if\u2011else \u5224\u65ad\u3002\u6bcf\u65b0\u589e\u4e00","og_url":"https:\/\/www.wsisp.com\/helps\/104890.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-09-13T02:33:26+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913023323-6aa60b73cf1fa.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"18 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/104890.html","url":"https:\/\/www.wsisp.com\/helps\/104890.html","name":"Linux\uff1a\u7ebf\u7a0b\u6c60 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-09-13T02:33:26+00:00","dateModified":"2026-09-13T02:33:26+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/104890.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/104890.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/104890.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"Linux\uff1a\u7ebf\u7a0b\u6c60"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/104890","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=104890"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/104890\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/104880"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=104890"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=104890"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=104890"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=104890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}