{"id":835,"date":"2017-12-20T19:01:19","date_gmt":"2017-12-20T11:01:19","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=835"},"modified":"2017-12-20T19:01:19","modified_gmt":"2017-12-20T11:01:19","slug":"pthread_join","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/835","title":{"rendered":"pthread_join"},"content":{"rendered":"
\n
\u00a0\u7f16\u8f91<\/a><\/dd>\n<\/dl>\n
\n
\u51fd\u6570pthread_join\u7528\u6765\u7b49\u5f85\u4e00\u4e2a\u7ebf\u7a0b\u7684\u7ed3\u675f,\u7ebf\u7a0b\u95f4\u540c\u6b65\u7684\u64cd\u4f5c\u3002\u5934\u6587\u4ef6 \uff1a #include <pthread.h><\/div>\n
\u51fd\u6570\u5b9a\u4e49\uff1a int pthread_join(pthread_t thread, void **retval);<\/div>\n
\u63cf\u8ff0 \uff1apthread_join()\u51fd\u6570\uff0c\u4ee5\u963b\u585e\u7684\u65b9\u5f0f\u7b49\u5f85thread\u6307\u5b9a\u7684\u7ebf\u7a0b\u7ed3\u675f\u3002\u5f53\u51fd\u6570\u8fd4\u56de\u65f6\uff0c\u88ab\u7b49\u5f85\u7ebf\u7a0b\u7684\u8d44\u6e90\u88ab\u6536\u56de\u3002\u5982\u679c\u7ebf\u7a0b\u5df2\u7ecf\u7ed3\u675f\uff0c\u90a3\u4e48\u8be5\u51fd\u6570\u4f1a\u7acb\u5373\u8fd4\u56de\u3002\u5e76\u4e14thread\u6307\u5b9a\u7684\u7ebf\u7a0b\u5fc5\u987b\u662fjoinable\u7684\u3002<\/div>\n
\u53c2\u6570 \uff1athread: \u7ebf\u7a0b\u6807\u8bc6\u7b26<\/a>\uff0c\u5373\u7ebf\u7a0bID\uff0c\u6807\u8bc6\u552f\u4e00\u7ebf\u7a0b\u3002retval: \u7528\u6237\u5b9a\u4e49\u7684\u6307\u9488\uff0c\u7528\u6765\u5b58\u50a8\u88ab\u7b49\u5f85\u7ebf\u7a0b\u7684\u8fd4\u56de\u503c\u3002<\/div>\n
\u8fd4\u56de\u503c \uff1a 0\u4ee3\u8868\u6210\u529f\u3002 \u5931\u8d25\uff0c\u8fd4\u56de\u7684\u5219\u662f\u9519\u8bef\u53f7\u3002<\/div>\n<\/div>\n
<\/div>\n
\n
\n
\u4e2d\u6587\u540d<\/dt>\n
pthread_join<\/dd>\n
\u5934\u6587\u4ef6<\/dt>\n
#include <pthread.h><\/dd>\n<\/dl>\n
\n
\u53c2\u00a0\u00a0\u00a0\u00a0\u6570<\/dt>\n
thread\u3001retval:<\/dd>\n
\u5c5e\u00a0\u00a0\u00a0\u00a0\u6027<\/dt>\n
\u51fd\u6570<\/dd>\n<\/dl>\n<\/div>\n
\n
\n

\u76ee\u5f55<\/h2>\n
\n
    \n
  1. 1<\/span>\u00a0\u51fd\u6570\u5e94\u7528<\/a><\/span><\/li>\n
  2. 2<\/span>\u00a0\u4f7f\u7528\u8303\u4f8b<\/a><\/span><\/li>\n<\/ol>\n<\/div>\n<\/div>\n<\/div>\n
    <\/a><\/a><\/a><\/div>\n
    \n

    \u51fd\u6570\u5e94\u7528<\/h2>\n

    \u7f16\u8f91<\/a><\/div>\n

    linux\u4e2d\u7684\u5e94\u7528<\/b><\/div>\n
    \u5728Linux<\/a>\u4e2d\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u662f\u5728\u4e00\u4e2a\u7ebf\u7a0b<\/a>\u88ab\u521b\u5efa\u540e\uff0c\u5fc5\u987b\u4f7f\u7528\u6b64\u51fd\u6570\u5bf9\u521b\u5efa\u7684\u7ebf\u7a0b\u8fdb\u884c\u8d44\u6e90\u56de\u6536\uff0c\u4f46\u662f\u53ef\u4ee5\u8bbe\u7f6eThreads attributes\u6765\u8bbe\u7f6e\u5f53\u4e00\u4e2a\u7ebf\u7a0b\u7ed3\u675f\u65f6\uff0c\u76f4\u63a5\u56de\u6536\u6b64\u7ebf\u7a0b\u6240\u5360\u7528\u7684\u7cfb\u7edf\u8d44\u6e90\uff0c\u8be6\u7ec6\u8d44\u6599\u67e5\u770bThreads attributes\u3002<\/div>\n
    \u5176\u5b9e\u5728Linux\u4e2d\uff0c\u65b0\u5efa\u7684\u7ebf\u7a0b\u5e76\u4e0d\u662f\u5728\u539f\u5148\u7684\u8fdb\u7a0b\u4e2d\uff0c\u800c\u662f\u7cfb\u7edf\u901a\u8fc7\u4e00\u4e2a\u7cfb\u7edf\u8c03\u7528<\/a>clone()\u3002\u8be5\u7cfb\u7edf\u8c03\u7528copy\u4e86\u4e00\u4e2a\u548c\u539f\u5148\u8fdb\u7a0b\u5b8c\u5168\u4e00\u6837\u7684\u8fdb\u7a0b\uff0c\u5e76\u5728\u8fd9\u4e2a\u8fdb\u7a0b\u4e2d\u6267\u884c\u7ebf\u7a0b\u51fd\u6570\u3002\u4e0d\u8fc7\u8fd9\u4e2acopy\u8fc7\u7a0b\u548cfork\u4e0d\u4e00\u6837\u3002 copy\u540e\u7684\u8fdb\u7a0b\u548c\u539f\u5148\u7684\u8fdb\u7a0b\u5171\u4eab\u4e86\u6240\u6709\u7684\u53d8\u91cf\uff0c\u8fd0\u884c\u73af\u5883\u3002\u8fd9\u6837\uff0c\u539f\u5148\u8fdb\u7a0b\u4e2d\u7684\u53d8\u91cf\u53d8\u52a8\u5728copy\u540e\u7684\u8fdb\u7a0b\u4e2d\u4fbf\u80fd\u4f53\u73b0\u51fa\u6765\u3002<\/div>\n
    pthread_join\u7684\u5e94\u7528<\/b><\/div>\n
    pthread_join\u4f7f\u4e00\u4e2a\u7ebf\u7a0b\u7b49\u5f85\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u7ed3\u675f\u3002<\/div>\n
    \u4ee3\u7801\u4e2d\u5982\u679c\u6ca1\u6709pthread_join\u4e3b\u7ebf\u7a0b<\/a>\u4f1a\u5f88\u5feb\u7ed3\u675f\u4ece\u800c\u4f7f\u6574\u4e2a\u8fdb\u7a0b\u7ed3\u675f\uff0c\u4ece\u800c\u4f7f\u521b\u5efa\u7684\u7ebf\u7a0b\u6ca1\u6709\u673a\u4f1a\u5f00\u59cb\u6267\u884c\u5c31\u7ed3\u675f\u4e86\u3002\u52a0\u5165pthread_join\u540e\uff0c\u4e3b\u7ebf\u7a0b\u4f1a\u4e00\u76f4\u7b49\u5f85\u76f4\u5230\u7b49\u5f85\u7684\u7ebf\u7a0b\u7ed3\u675f\u81ea\u5df1\u624d\u7ed3\u675f\uff0c\u4f7f\u521b\u5efa\u7684\u7ebf\u7a0b\u6709\u673a\u4f1a\u6267\u884c\u3002<\/div>\n
    \u6240\u6709\u7ebf\u7a0b\u90fd\u6709\u4e00\u4e2a\u7ebf\u7a0b\u53f7\uff0c\u4e5f\u5c31\u662fThread ID<\/b><\/i>\u3002\u5176\u7c7b\u578b\u4e3apthread_t<\/b><\/i>\u3002\u901a\u8fc7\u8c03\u7528pthread_self<\/a>()\u51fd\u6570\u53ef\u4ee5\u83b7\u5f97\u81ea\u8eab\u7684\u7ebf\u7a0b\u53f7\u3002<\/div>\n
    <\/a><\/a><\/a><\/div>\n
    \n

    \u4f7f\u7528\u8303\u4f8b<\/h2>\n

    \u7f16\u8f91<\/a><\/div>\n

    \u4e00\u4e2a\u7ebf\u7a0b\u7684\u7ed3\u675f\u6709\u4e24\u79cd\u9014\u5f84\uff0c\u4e00\u79cd\u662f\u8c61\u6211\u4eec\u4e0b\u9762\u7684\u4f8b\u5b50\u4e00\u6837\uff0c\u51fd\u6570\u7ed3\u675f\u4e86\uff0c\u8c03\u7528\u5b83\u7684\u7ebf\u7a0b\u4e5f\u5c31\u7ed3\u675f\u4e86\uff1b\u53e6\u4e00\u79cd\u65b9\u5f0f\u662f\u901a\u8fc7\u51fd\u6570pthread_exit\u6765\u5b9e\u73b0\u3002\u53e6\u5916\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u4e00\u4e2a\u7ebf\u7a0b\u4e0d\u80fd\u88ab\u591a\u4e2a\u7ebf\u7a0b\u7b49\u5f85\uff0c\u4e5f\u5c31\u662f\u8bf4\u5bf9\u4e00\u4e2a\u7ebf\u7a0b\u53ea\u80fd\u8c03\u7528\u4e00\u6b21pthread_join\uff0c\u5426\u5219\u53ea\u6709\u4e00\u4e2a\u80fd\u6b63\u786e\u8fd4\u56de\uff0c\u5176\u4ed6\u7684\u5c06\u8fd4\u56deESRCH \u9519\u8bef\u3002<\/div>\n
    \u5728Linux\u4e2d\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u662f\u5728\u4e00\u4e2a\u7ebf\u7a0b\u88ab\u521b\u5efa\u540e\uff0c\u5fc5\u987b\u4f7f\u7528\u6b64\u51fd\u6570\u5bf9\u521b\u5efa\u7684\u7ebf\u7a0b\u8fdb\u884c\u8d44\u6e90\u56de\u6536\uff0c\u4f46\u662f\u53ef\u4ee5\u8bbe\u7f6eThreads attributes\u6765\u8bbe\u7f6e\u5f53\u4e00\u4e2a\u7ebf\u7a0b\u7ed3\u675f\u65f6\uff0c\u76f4\u63a5\u56de\u6536\u6b64\u7ebf\u7a0b\u6240\u5360\u7528\u7684\u7cfb\u7edf\u8d44\u6e90\uff0c\u8be6\u7ec6\u8d44\u6599\u67e5\u770bThreads attributes\u3002<\/div>\n
    \u8303\u4f8b\uff1a<\/b><\/div>\n
    \/\/signaltest.c
    \n\/\/ \u5b50\u7ebf\u7a0b\u963b\u585e\uff0c\u7b49\u5f85\u4fe1\u53f7\uff0c\u7136\u540e\u8f93\u51fa\u5b57\u7b26\u4e32
    \n\/\/ \u4e3b\u7ebf\u7a0b\u4ece\u952e\u76d8\u5f55\u5165\u5b57\u7b26\uff0c\u7ed9\u5b50\u7ebf\u7a0b\u53d1\u4fe1\u53f7\u3002<\/div>\n
    \n
    \n\n\n\n
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    65<\/div>\n<\/td>\n
    		\n
    \n
    #include\u00a0<stdio.h><\/code><\/div>\n
    #include\u00a0<unistd.h><\/code><\/div>\n
    #include\u00a0<signal.h><\/code><\/div>\n
    #include\u00a0<pthread.h><\/code><\/div>\n
    #include\u00a0<time.h><\/code><\/div>\n
    <\/div>\n
    pthread_ttid;<\/code><\/div>\n
    sigset_test;<\/code><\/div>\n
    pthread_t\u00a0tid;<\/code><\/div>\n
    sigset_t\u00a0set;<\/code><\/div>\n
    <\/div>\n
    void<\/code>\u00a0myfunc()<\/code><\/div>\n
    {<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>printf<\/code>(<\/code>\"hello\\n\"<\/code>);<\/code><\/div>\n
    }<\/code><\/div>\n
    <\/div>\n
    static<\/code>\u00a0void<\/code>\u00a0*mythread(<\/code>void<\/code>\u00a0*p)<\/code><\/div>\n
    {<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>int<\/code>\u00a0signum;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>while<\/code>\u00a0(1)<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>{<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>sigwait(&set,\u00a0&signum);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>if<\/code>\u00a0(SIGUSR1\u00a0==\u00a0signum)<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>myfunc();<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>if<\/code>\u00a0(SIGUSR2\u00a0==\u00a0signum)<\/code><\/div>\n
    <\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>{<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>printf<\/code>(<\/code>\"Iwillsleep2secondandexit\\n\"<\/code>);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>sleep(2);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>break<\/code>;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>}<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>}<\/code><\/div>\n
    }<\/code><\/div>\n
    <\/div>\n
    int<\/code>\u00a0main()<\/code><\/div>\n
    {<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>char<\/code>\u00a0tmp;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>void<\/code>\u00a0*status;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>sigemptyset(&set);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>sigaddset(&set,\u00a0SIGUSR1);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>sigaddset(&set,\u00a0SIGUSR2);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>sigprocmask(SIG_SETMASK,\u00a0&set,\u00a0NULL);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>pthread_create(&tid,\u00a0NULL,\u00a0mythread,\u00a0NULL);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>while<\/code>\u00a0(1)<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>{<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>printf<\/code>(<\/code>\":\"<\/code>);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>scanf<\/code>(<\/code>\"%c\"<\/code>,\u00a0&tmp);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>if<\/code>\u00a0(<\/code>'a'<\/code>\u00a0==\u00a0tmp)<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>{<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>pthread_kill(tid,\u00a0SIGUSR1);\u00a0<\/code>\/\/\u53d1\u9001SIGUSR1\uff0c\u6253\u5370\u5b57\u7b26\u4e32\u3002<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>}<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>else<\/code>\u00a0if<\/code>\u00a0(<\/code>'q'<\/code>\u00a0==\u00a0tmp)<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>{<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>\/\/\u53d1\u51faSIGUSR2\u4fe1\u53f7\uff0c\u8ba9\u7ebf\u7a0b\u9000\u51fa\uff0c\u5982\u679c\u53d1\u9001SIGKILL\uff0c\u7ebf\u7a0b\u5c06\u76f4\u63a5\u9000\u51fa\u3002<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>pthread_kill(tid,\u00a0SIGUSR2);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>\/\/\u7b49\u5f85\u7ebf\u7a0btid\u6267\u884c\u5b8c\u6bd5\uff0c\u8fd9\u91cc\u963b\u585e\u3002<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>pthread_join(tid,\u00a0&status);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>printf<\/code>(<\/code>\"finish\\n\"<\/code>);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>break<\/code>;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>}<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>else<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>continue<\/code>;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>}<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>return<\/code>\u00a00;<\/code><\/div>\n
    }<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    \u8fd0\u884c\u7ed3\u679c\uff1a<\/b><\/div>\n
    \/\/ \u5982\u679c\u8f93\u5165a\uff0c\u5b50\u7ebf\u7a0b\u6253\u5370”hello”\uff0c\u4e3b\u7a0b\u5e8f\u7ee7\u7eed\u7b49\u5f85\u8f93\u5165\uff1b<\/div>\n
    \/\/ \u5982\u679c\u8f93\u5165q\uff0c\u4e3b\u7a0b\u5e8f\u7b49\u5f85\u5b50\u7a0b\u5e8f\u7ed3\u675f\u3002\u5b50\u7ebf\u7a0b\u6253\u5370”I will sleep 2 second and exit”\uff0c\u5e76\u5ef6\u65f6\u4e24\u79d2\u540e\u7ed3\u675f\u3002\u4e3b\u7ebf\u7a0b\u968f\u4e4b\u6253\u5370”finish”\uff0c\u7a0b\u5e8f\u7ed3\u675f\u3002<\/div>\n
    \u5728\u524d\u9762\u6211\u4eec\u63d0\u5230\uff0c\u53ef\u4ee5\u901a\u8fc7pthread_join()\u51fd\u6570\u6765\u4f7f\u4e3b\u7ebf\u7a0b\u963b\u585e\u7b49\u5f85\u5176\u4ed6\u7ebf\u7a0b\u9000\u51fa\uff0c\u8fd9\u6837\u4e3b\u7ebf\u7a0b\u53ef\u4ee5\u6e05\u7406\u5176\u4ed6\u7ebf\u7a0b\u7684\u73af\u5883\u3002\u4f46\u662f\u8fd8\u6709\u4e00\u4e9b\u7ebf\u7a0b\uff0c\u66f4\u559c\u6b22\u81ea\u5df1\u6765\u6e05\u7406\u9000\u51fa\u7684\u72b6\u6001\uff0c\u4ed6\u4eec\u4e5f\u4e0d\u613f\u610f\u4e3b\u7ebf\u7a0b\u8c03\u7528pthread_join\u6765\u7b49\u5f85\u4ed6\u4eec\u3002\u6211\u4eec\u5c06\u8fd9\u4e00\u7c7b\u7ebf\u7a0b\u7684\u5c5e\u6027\u79f0\u4e3adetached\u3002\u5982\u679c\u6211\u4eec\u5728\u8c03\u7528pthread_create()\u51fd\u6570\u7684\u65f6\u5019\u5c06\u5c5e\u6027\u8bbe\u7f6e\u4e3aNULL\uff0c\u5219\u8868\u660e\u6211\u4eec\u5e0c\u671b\u6240\u521b\u5efa\u7684\u7ebf\u7a0b\u91c7\u7528\u9ed8\u8ba4\u7684\u5c5e\u6027\uff0c\u4e5f\u5c31\u662fjoinable\u3002\u5982\u679c\u9700\u8981\u5c06\u5c5e\u6027\u8bbe\u7f6e\u4e3adetached\uff0c\u5219\u53c2\u8003\u4e0b\u9762\u7684\u4f8b\u5b50\uff1a<\/div>\n
    \n
    \n\n\n\n
    \n
    1<\/div>\n
    2<\/div>\n
    3<\/div>\n
    4<\/div>\n
    5<\/div>\n
    6<\/div>\n
    7<\/div>\n
    8<\/div>\n
    9<\/div>\n
    10<\/div>\n
    11<\/div>\n
    12<\/div>\n
    13<\/div>\n
    14<\/div>\n
    15<\/div>\n
    16<\/div>\n
    17<\/div>\n<\/td>\n
    		\n
    \n
    void<\/code>*\u00a0start_run(<\/code>void<\/code>*\u00a0arg)<\/code><\/div>\n
    {<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>\/\/dosomework<\/code><\/div>\n
    }<\/code><\/div>\n
    <\/div>\n
    int<\/code>\u00a0main()<\/code><\/div>\n
    {<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>pthread_tthread_id;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>pthread_attr_tattr;<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>pthread_attr_init(&attr);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>pthread_attr_setdetachstate(&attr,PTHREAD_CREATE_DETACHED);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>pthread_create(&thread_id,&attr,start_run,NULL);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>pthread_attr_destroy(&attr);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>sleep(5);<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code><\/div>\n
    \u00a0\u00a0\u00a0\u00a0<\/code>exit<\/code>(0);<\/code><\/div>\n
    }<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    \u5728\u7ebf\u7a0b\u8bbe\u7f6e\u4e3ajoinable\u540e\uff0c\u53ef\u4ee5\u8c03\u7528pthread_detach()\u4f7f\u4e4b\u6210\u4e3adetached\u3002\u4f46\u662f\u76f8\u53cd\u7684\u64cd\u4f5c\u5219\u4e0d\u53ef\u4ee5\u3002\u8fd8
    \n\u6709\uff0c\u5982\u679c\u7ebf\u7a0b\u5df2\u7ecf\u8c03\u7528pthread_join()\u540e\uff0c\u5219\u518d\u8c03\u7528pthread_detach()\u5219\u4e0d\u4f1a\u6709\u4efb\u4f55\u6548\u679c\u3002<\/div>\n","protected":false},"excerpt":{"rendered":"

    \u00a0\u7f16\u8f91 \u51fd\u6570pthread_join\u7528\u6765<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-835","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/835","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=835"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/835\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}