{"id":32264,"date":"2025-04-23T16:01:03","date_gmt":"2025-04-23T08:01:03","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/32264.html"},"modified":"2025-04-23T16:01:03","modified_gmt":"2025-04-23T08:01:03","slug":"%e3%80%90linux%e7%af%87%e3%80%91%e8%bd%bb%e6%9d%be%e6%90%ad%e5%bb%ba%e5%91%bd%e5%90%8d%e7%ae%a1%e9%81%93%e9%80%9a%e4%bf%a1%ef%bc%9a%e5%ae%a2%e6%88%b7%e7%ab%af%e4%b8%8e%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/32264.html","title":{"rendered":"\u3010Linux\u7bc7\u3011\u8f7b\u677e\u642d\u5efa\u547d\u540d\u7ba1\u9053\u901a\u4fe1\uff1a\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u4e92\u52a8\u65e0\u7f1d\u8fde\u63a5"},"content":{"rendered":"<\/p>\n<h4>\u4ece\u96f6\u5f00\u59cb&#xff1a;\u57fa\u4e8e\u547d\u540d\u7ba1\u9053\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u5b9e\u65f6\u901a\u4fe1<\/h4>\n<ul>\n<li>\u4e00. \u547d\u540d\u7ba1\u9053<\/li>\n<li>\n<ul>\n<li>1.1 \u57fa\u672c\u6982\u5ff5<\/li>\n<li>1.2 \u521b\u5efa\u547d\u540d\u7ba1\u9053<\/li>\n<li>\n<ul>\n<li>1.2.1 \u521b\u5efa\u65b9\u6cd5<\/li>\n<li>1.2.2 \u793a\u4f8b\u4ee3\u7801&#xff1a;<\/li>\n<li>1.2.3 \u6ce8\u610f\u4e8b\u9879&#xff1a;<\/li>\n<li>1.3 \u4e0e\u533f\u540d\u7ba1\u9053\u533a\u522b<\/li>\n<\/ul>\n<\/li>\n<li>1.4 \u6253\u5f00\u539f\u5219<\/li>\n<li>\n<ul>\n<li>1.4.1 \u7ba1\u9053\u6253\u5f00\u987a\u5e8f<\/li>\n<li>1.4.2 \u963b\u585e\u884c\u4e3a<\/li>\n<li>1.4.3 \u7ba1\u9053\u7684\u5173\u95ed<\/li>\n<li>1.4.4 \u5173\u95ed\u8bfb\u5199\u7aef\u7684\u89c4\u5219<\/li>\n<\/ul>\n<\/li>\n<li>1.5 \u7279\u70b9<\/li>\n<\/ul>\n<\/li>\n<li>\u4e8c. \u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u5b9e\u73b0<\/li>\n<li>\n<ul>\n<li>2.1 \u7b80\u4ecb<\/li>\n<li>2.2 \u57fa\u672c\u5de5\u4f5c\u539f\u7406<\/li>\n<li>2.3 \u5b9e\u73b0\u901a\u4fe1<\/li>\n<li>\n<ul>\n<li>2.3.1 \u521b\u5efa\u5e76\u8bbe\u7f6e\u547d\u540d\u7ba1\u9053<\/li>\n<li>2.3.2 \u670d\u52a1\u7aef\u5b9e\u73b0&#xff08;\u8bfb\u53d6\u547d\u540d\u7ba1\u9053\u4e2d\u7684\u6d88\u606f&#xff09;<\/li>\n<li>2.3.3 \u5ba2\u6237\u7aef\u5b9e\u73b0&#xff08;\u5411\u547d\u540d\u7ba1\u9053\u5199\u5165\u6d88\u606f&#xff09;<\/li>\n<li>2.3.4 \u5b9a\u4e49\u5e38\u91cf\u548c\u6587\u4ef6\u8def\u5f84<\/li>\n<li>2.3.5 \u603b\u7ed3&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u4e09. \u6700\u540e<\/li>\n<\/ul>\n<p> \u547d\u540d\u7ba1\u9053\u662f\u4e00\u79cd\u7528\u4e8e\u8fdb\u7a0b\u95f4\u901a\u4fe1&#xff08;IPC&#xff09;\u7684\u673a\u5236&#xff0c;\u5b83\u901a\u8fc7\u7279\u5b9a\u7684\u6587\u4ef6\u8def\u5f84\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u53ef\u4ee5\u901a\u8fc7\u6253\u5f00\u547d\u540d\u7ba1\u9053\u8fdb\u884c\u53cc\u5411\u6570\u636e\u4ea4\u6362\u3002\u670d\u52a1\u5668\u901a\u5e38\u4f1a\u521b\u5efa\u4e00\u4e2a\u547d\u540d\u7ba1\u9053\u5e76\u7b49\u5f85\u5ba2\u6237\u7aef\u8fde\u63a5&#xff0c;\u800c\u5ba2\u6237\u7aef\u5219\u9700\u8981\u8bbf\u95ee\u8fd9\u4e2a\u7ba1\u9053\u8fdb\u884c\u901a\u4fe1\u3002\u901a\u4fe1\u7684\u8fc7\u7a0b\u57fa\u4e8eFIFO&#xff08;\u5148\u8fdb\u5148\u51fa&#xff09;\u539f\u5219&#xff0c;\u5373\u5148\u5199\u5165\u7684\u6570\u636e\u4f1a\u5148\u88ab\u8bfb\u53d6\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f&#xff0c;\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u80fd\u591f\u5b9e\u73b0\u5f02\u6b65\u901a\u4fe1&#xff0c;\u4e14\u6570\u636e\u4f20\u8f93\u7b80\u5355\u9ad8\u6548\u3002\u547d\u540d\u7ba1\u9053\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u4e0d\u9700\u8981\u663e\u5f0f\u7684\u7f51\u7edc\u8fde\u63a5&#xff0c;\u4f7f\u5f97\u5728\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u7684\u8fdb\u7a0b\u95f4\u901a\u4fe1\u53d8\u5f97\u66f4\u52a0\u4fbf\u6377\u3002 <\/p>\n<p>&#x1f4ac; \u6b22\u8fce\u8ba8\u8bba&#xff1a;\u5982\u679c\u4f60\u5728\u5b66\u4e60\u8fc7\u7a0b\u4e2d\u6709\u4efb\u4f55\u95ee\u9898\u6216\u60f3\u6cd5&#xff0c;\u6b22\u8fce\u5728\u8bc4\u8bba\u533a\u7559\u8a00&#xff0c;\u6211\u4eec\u4e00\u8d77\u4ea4\u6d41\u5b66\u4e60\u3002\u4f60\u7684\u652f\u6301\u662f\u6211\u7ee7\u7eed\u521b\u4f5c\u7684\u52a8\u529b&#xff01; &#x1f44d;\u70b9\u8d5e\u3001\u6536\u85cf\u4e0e\u5206\u4eab&#xff1a;\u89c9\u5f97\u8fd9\u7bc7\u6587\u7ae0\u5bf9\u4f60\u6709\u5e2e\u52a9\u5417&#xff1f;\u522b\u5fd8\u4e86\u70b9\u8d5e\u3001\u6536\u85cf\u5e76\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u5c0f\u4f19\u4f34\u54e6&#xff01;\u4f60\u4eec\u7684\u652f\u6301\u662f\u6211\u4e0d\u65ad\u8fdb\u6b65\u7684\u52a8\u529b&#xff01; &#x1f680;\u5206\u4eab\u7ed9\u66f4\u591a\u4eba&#xff1a;\u5982\u679c\u4f60\u89c9\u5f97\u8fd9\u7bc7\u6587\u7ae0\u5bf9\u4f60\u6709\u5e2e\u52a9&#xff0c;\u6b22\u8fce\u5206\u4eab\u7ed9\u66f4\u591a\u5bf9Linux OS\u611f\u5174\u8da3\u7684\u670b\u53cb&#xff0c;\u8ba9\u6211\u4eec\u4e00\u8d77\u8fdb\u6b65&#xff01;<\/p>\n<h2>\u4e00. \u547d\u540d\u7ba1\u9053<\/h2>\n<h3>1.1 \u57fa\u672c\u6982\u5ff5<\/h3>\n<p>\u547d\u540d\u7ba1\u9053&#xff08;Named Pipe&#xff09;\u662f\u4e00\u79cd\u7528\u4e8e\u8fdb\u7a0b\u95f4\u901a\u4fe1&#xff08;IPC&#xff09;\u7684\u673a\u5236&#xff0c;\u5b83\u5141\u8bb8\u4e0d\u540c\u8fdb\u7a0b\u4e4b\u95f4\u901a\u8fc7\u4e00\u4e2a\u547d\u540d\u7684\u901a\u9053\u4ea4\u6362\u6570\u636e\u3002\u4e0e\u533f\u540d\u7ba1\u9053\u4e0d\u540c&#xff0c;\u547d\u540d\u7ba1\u9053\u662f\u901a\u8fc7\u4e00\u4e2a\u7cfb\u7edf\u7ea7\u7684\u6587\u4ef6\u8def\u5f84\u6765\u6807\u8bc6\u548c\u8bbf\u95ee&#xff0c;\u5141\u8bb8\u4e0d\u540c\u7684\u8fdb\u7a0b\u5728\u4e0d\u540c\u7684\u65f6\u95f4\u3001\u751a\u81f3\u4e0d\u540c\u7684\u673a\u5668\u4e0a\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<p>\u5141\u8bb8\u4e0d\u5177\u6709\u8840\u7f18\u5173\u7cfb\u7684\u8fdb\u7a0b\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1&#xff0c;\u6570\u636e\u4f7f\u7528FIFO\u539f\u5219\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<h3>1.2 \u521b\u5efa\u547d\u540d\u7ba1\u9053<\/h3>\n<h4>1.2.1 \u521b\u5efa\u65b9\u6cd5<\/h4>\n<ul>\n<li>\u65b9\u6cd5\u4e00&#xff1a;\u5728\u547d\u4ee4\u884c\u521b\u5efa\u8bed\u6cd5&#xff1a;<\/li>\n<\/ul>\n<p>mkfifo filename<\/p>\n<p>\u8be5\u6307\u4ee4\u5c06\u4f1a\u521b\u5efa\u547d\u540d\u7ba1\u9053filename&#xff08;\u7ba1\u9053\u540d\u79f0&#xff09;\u3002<\/p>\n<ul>\n<li>\u65b9\u6cd5\u4e8c: \u4f7f\u7528\u76f8\u5173\u7684\u51fd\u6570\u521b\u5efa&#xff0c;\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/li>\n<\/ul>\n<p>int mkfifo(const char *pathname, mode_t mode);<\/p>\n<p>\u53c2\u6570\u8bf4\u660e&#xff1a;<\/p>\n<ul>\n<li>pathname&#xff1a;\u8fd9\u662f\u8981\u521b\u5efa\u7684\u547d\u540d\u7ba1\u9053\u7684\u8def\u5f84\u3002\u8fd9\u4e2a\u8def\u5f84\u9700\u8981\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6587\u4ef6\u8def\u5f84&#xff0c;\u4e14\u5728\u6587\u4ef6\u7cfb\u7edf\u4e2d\u5e94\u8be5\u662f\u4e00\u4e2a\u6587\u4ef6\u540d\u3002<\/li>\n<li>mode&#xff1a;\u6307\u5b9a\u7ba1\u9053\u7684\u6743\u9650&#xff0c;\u7c7b\u4f3c\u4e8e\u6587\u4ef6\u7684\u6743\u9650\u3002\u5b83\u901a\u5e38\u662f\u4e00\u4e2a\u7531\u6570\u5b57\u7ec4\u6210\u7684\u6743\u9650\u503c&#xff0c;\u7c7b\u4f3c\u4e8e\u6587\u4ef6\u7684\u6743\u9650\u4f4d&#xff0c;\u4f8b\u5982 S_IRUSR | S_IWUSR\u8868\u793a\u7528\u6237\u53ef\u8bfb\u53ef\u5199\u3002\u6743\u9650\u7684\u8bbe\u7f6e\u9075\u5faaLinux\u7684\u6587\u4ef6\u6743\u9650\u89c4\u5219\u3002<\/li>\n<\/ul>\n<p>\u8fd4\u56de\u503c&#xff1a;<\/p>\n<ul>\n<li>\u5982\u679c\u547d\u540d\u7ba1\u9053\u521b\u5efa\u6210\u529f&#xff0c;\u8fd4\u56de 0\u3002<\/li>\n<li>\u5982\u679c\u5931\u8d25&#xff0c;\u8fd4\u56de -1 \u5e76\u8bbe\u7f6e errno \u4ee5\u6307\u793a\u9519\u8bef\u539f\u56e0\u3002<\/li>\n<\/ul>\n<h4>1.2.2 \u793a\u4f8b\u4ee3\u7801&#xff1a;<\/h4>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;stdio.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sys\/stat.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;fcntl.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span>fifo_path <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;\/tmp\/my_fifo&#034;<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u547d\u540d\u7ba1\u9053\u8def\u5f84<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u521b\u5efa\u547d\u540d\u7ba1\u9053<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">mkfifo<\/span><span class=\"token punctuation\">(<\/span>fifo_path<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0666<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">perror<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;mkfifo failed&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token function\">printf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;FIFO created successfully\\\\n&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u6210\u529f\u662f\u6253\u5370\u8be5\u5185\u5bb9<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d&#xff0c;mkfifo \u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a \/tmp\/my_fifo \u7684\u547d\u540d\u7ba1\u9053&#xff0c;\u6743\u9650\u8bbe\u7f6e\u4e3a 0666&#xff0c;\u5373\u6587\u4ef6\u7684\u6240\u6709\u8005\u3001\u7528\u6237\u7ec4\u548c\u5176\u4ed6\u7528\u6237\u5747\u53ef\u8bfb\u5199\u3002<\/p>\n<h4>1.2.3 \u6ce8\u610f\u4e8b\u9879&#xff1a;<\/h4>\n<li>\u521b\u5efa\u7684\u7ba1\u9053\u5fc5\u987b\u7531\u81f3\u5c11\u4e00\u4e2a\u8fdb\u7a0b\u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c&#xff0c;\u5426\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u8c03\u7528 open() \u65f6\u88ab\u963b\u585e&#xff0c;\u76f4\u5230\u6709\u8fdb\u7a0b\u6253\u5f00\u8be5\u7ba1\u9053\u3002<\/li>\n<li>\u547d\u540d\u7ba1\u9053\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6587\u4ef6&#xff0c;\u8fdb\u7a0b\u53ef\u4ee5\u50cf\u666e\u901a\u6587\u4ef6\u4e00\u6837\u5bf9\u5176\u8fdb\u884c\u8bfb\u5199&#xff0c;\u4f46\u5b83\u5b9e\u9645\u4e0a\u662f\u5728\u8fdb\u7a0b\u4e4b\u95f4\u4f20\u9012\u6570\u636e\u7684\u901a\u9053\u3002<\/li>\n<h4>1.3 \u4e0e\u533f\u540d\u7ba1\u9053\u533a\u522b<\/h4>\n<table>\n<tr>\u7279\u6027\u547d\u540d\u7ba1\u9053&#xff08;Named Pipe&#xff09;\u533f\u540d\u7ba1\u9053&#xff08;Anonymous Pipe&#xff09;<\/tr>\n<tbody>\n<tr>\n<td align=\"left\">\u6807\u8bc6\u65b9\u5f0f<\/td>\n<td align=\"left\">\u6709\u6587\u4ef6\u8def\u5f84&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u8def\u5f84\u8bbf\u95ee<\/td>\n<td align=\"left\">\u6ca1\u6709\u6587\u4ef6\u8def\u5f84&#xff0c;\u4ec5\u901a\u8fc7\u7ba1\u9053\u63cf\u8ff0\u7b26\u8bbf\u95ee<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u4f5c\u7528\u8303\u56f4<\/td>\n<td align=\"left\">\u652f\u6301\u4e0d\u540c\u8fdb\u7a0b\u95f4\u901a\u4fe1&#xff0c;\u751a\u81f3\u8de8\u7cfb\u7edf\u901a\u4fe1<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u521b\u5efa\u65b9\u5f0f<\/td>\n<td align=\"left\">\u4f7f\u7528mkfifo()\u521b\u5efa<\/td>\n<td align=\"left\">\u4f7f\u7528pipe()\u521b\u5efa<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u751f\u547d\u5468\u671f<\/td>\n<td align=\"left\">\u7528\u6237\u63a7\u5236&#xff0c;\u7ba1\u9053\u6587\u4ef6\u5b58\u5728\u4e8e\u6587\u4ef6\u7cfb\u7edf\u4e2d<\/td>\n<td align=\"left\">\u8fdb\u7a0b\u7ed3\u675f\u540e\u81ea\u52a8\u9500\u6bc1<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u963b\u585e\u884c\u4e3a<\/td>\n<td align=\"left\">\u652f\u6301\u963b\u585e&#xff0c;\u5199\u64cd\u4f5c\u963b\u585e\u76f4\u5230\u6709\u8bfb\u8fdb\u7a0b<\/td>\n<td align=\"left\">\u652f\u6301\u963b\u585e&#xff0c;\u5199\u64cd\u4f5c\u963b\u585e\u76f4\u5230\u6709\u8bfb\u8fdb\u7a0b<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u4f7f\u7528\u573a\u666f<\/td>\n<td align=\"left\">\u4e0d\u540c\u8fdb\u7a0b\u95f4\u901a\u4fe1<\/td>\n<td align=\"left\">\u7236\u5b50\u8fdb\u7a0b\u4e4b\u95f4\u901a\u4fe1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u547d\u540d\u7ba1\u9053\u5177\u6709\u66f4\u5f3a\u7684\u7075\u6d3b\u6027&#xff0c;\u9002\u7528\u4e8e\u8de8\u8fdb\u7a0b\u3001\u8de8\u7cfb\u7edf\u7684\u590d\u6742\u573a\u666f&#xff1b;\u800c\u533f\u540d\u7ba1\u9053\u5219\u66f4\u7b80\u5355&#xff0c;\u9002\u7528\u4e8e\u7236\u5b50\u8fdb\u7a0b\u95f4\u7684\u7b80\u5355\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<ul>\n<li>\u5982\u4f55\u7406\u89e3\u7528\u6237\u63a7\u5236&#xff1a;<\/li>\n<\/ul>\n<p>&#034;\u7528\u6237\u63a7\u5236\u201d\u5219\u8868\u793a&#xff0c;\u7ba1\u9053\u7684\u751f\u547d\u5468\u671f\u7531\u7528\u6237\u7ba1\u7406&#xff0c;\u7528\u6237\u53ef\u4ee5\u51b3\u5b9a\u7ba1\u9053\u7684\u521b\u5efa\u3001\u5220\u9664\u65f6\u673a&#xff0c;\u5e76\u4e14\u7ba1\u9053\u4e0d\u4f1a\u81ea\u52a8\u9500\u6bc1&#xff0c;\u76f4\u5230\u7528\u6237\u5220\u9664\u5b83\u3002<\/p>\n<h3>1.4 \u6253\u5f00\u539f\u5219<\/h3>\n<h4>1.4.1 \u7ba1\u9053\u6253\u5f00\u987a\u5e8f<\/h4>\n<ul>\n<li>\u5199\u8fdb\u7a0b&#xff1a;\u53ef\u4ee5\u5728\u6ca1\u6709\u8bfb\u8fdb\u7a0b\u5b58\u5728\u7684\u60c5\u51b5\u4e0b\u6253\u5f00\u7ba1\u9053&#xff0c;\u6570\u636e\u88ab\u653e\u5165\u7ba1\u9053\u7f13\u51b2\u533a&#xff0c;\u76f4\u81f3\u6709\u8bfb\u8fdb\u7a0b\u6253\u5f00\u5e76\u8bfb\u53d6\u8bfb\u53d6\u6570\u636e\u3002\u5982\u679c\u5199\u8fdb\u7a0b\u5728\u7ba1\u9053\u7f13\u51b2\u533a\u5df2\u6ee1\u65f6\u7ee7\u7eed\u5199\u5165&#xff0c;\u5199\u7aef\u4f1a\u53d1\u751f\u963b\u585e&#xff0c;\u76f4\u5230\u6709\u6570\u636e\u53ef\u4ee5\u8bfb\u53d6\u3002\u5982\u679c\u6ca1\u6709\u4efb\u4f55\u8fdb\u7a0b\u5199\u5165\u6570\u636e&#xff0c;\u8bfb\u8fdb\u7a0b\u5c06\u6c38\u4e45\u963b\u585e\u3002<\/li>\n<li>\u8bfb\u8fdb\u7a0b&#xff1a;\u5199\u8fdb\u7a0b\u5fc5\u987b\u5b58\u5728&#xff0c;\u6ca1\u6709\u65f6\u8bfb\u7aef\u5c06\u53d1\u751f\u963b\u585e&#xff0c;\u76f4\u81f3\u6709\u6570\u636e\u53ef\u4ee5\u8bfb\u53d6\u3002\u5982\u679c\u6ca1\u6709\u4efb\u4f55\u8fdb\u7a0b\u5199\u5165\u6570\u636e&#xff0c;\u8bfb\u8fdb\u7a0b\u5c06\u4f1a\u53d1\u751f\u6c38\u4e45\u6027\u963b\u585e\u3002<\/li>\n<\/ul>\n<h4>1.4.2 \u963b\u585e\u884c\u4e3a<\/h4>\n<ul>\n<li>\u963b\u585e\u8bfb\u53d6&#xff1a;\u5982\u679c\u8bfb\u8fdb\u7a0b\u5c1d\u8bd5\u4ece\u547d\u540d\u7ba1\u9053\u8bfb\u53d6\u6570\u636e&#xff0c;\u4f46\u7ba1\u9053\u4e2d\u6ca1\u6709\u6570\u636e&#xff0c;\u5b83\u4f1a\u88ab\u963b\u585e&#xff0c;\u76f4\u5230\u6709\u5199\u8fdb\u7a0b\u5411\u7ba1\u9053\u5199\u5165\u6570\u636e\u3002<\/li>\n<li>\u963b\u585e\u5199\u5165&#xff1a;\u5982\u679c\u5199\u8fdb\u7a0b\u5411\u7ba1\u9053\u5199\u5165\u6570\u636e&#xff0c;\u800c\u6ca1\u6709\u4efb\u4f55\u8bfb\u8fdb\u7a0b\u51c6\u5907\u597d\u8bfb\u53d6\u6570\u636e&#xff08;\u6216\u8005\u7ba1\u9053\u7f13\u51b2\u533a\u5df2\u6ee1&#xff09;&#xff0c;\u5199\u8fdb\u7a0b\u5c06\u88ab\u963b\u585e&#xff0c;\u76f4\u5230\u6709\u8bfb\u8fdb\u7a0b\u8bfb\u53d6\u6570\u636e\u6216\u8005\u7ba1\u9053\u4e2d\u6709\u7a7a\u95f2\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<h4>1.4.3 \u7ba1\u9053\u7684\u5173\u95ed<\/h4>\n<ul>\n<li>\u8fdb\u7a0b\u5173\u95ed\u7ba1\u9053&#xff1a;\u8fdb\u7a0b\u5728\u4f7f\u7528\u5b8c\u7ba1\u9053\u540e\u5e94\u8be5\u8c03\u7528 close()\u6765\u5173\u95ed\u7ba1\u9053\u3002\u5982\u679c\u7ba1\u9053\u88ab\u5b8c\u5168\u5173\u95ed&#xff08;\u5373\u8bfb\u5199\u7aef\u90fd\u5173\u95ed&#xff09;&#xff0c;\u5219\u5176\u4ed6\u8bd5\u56fe\u8bfb\u53d6\u6216\u5199\u5165\u7684\u8fdb\u7a0b\u4f1a\u9047\u5230 EOF \u6216 EPIPE \u9519\u8bef\u3002<\/li>\n<li>\u5f53\u7ba1\u9053\u4e2d\u7684\u6570\u636e\u88ab\u5168\u90e8\u8bfb\u53d6\u540e&#xff0c;\u8bfb\u8fdb\u7a0b\u4f1a\u6536\u5230\u4e00\u4e2a\u201c\u6587\u4ef6\u7ed3\u675f\u6807\u5fd7&#xff08;EOF&#xff09;\u201d\u3002\u5982\u679c\u7ee7\u7eed\u5c1d\u8bd5\u8bfb\u53d6&#xff0c;\u5c06\u4f1a\u8fd4\u56de 0&#xff0c;\u8868\u793a\u6ca1\u6709\u66f4\u591a\u6570\u636e\u53ef\u8bfb\u53d6\u3002<\/li>\n<\/ul>\n<h4>1.4.4 \u5173\u95ed\u8bfb\u5199\u7aef\u7684\u89c4\u5219<\/h4>\n<ul>\n<li>\u5199\u7aef\u5173\u95ed\u65f6&#xff1a;\u5982\u679c\u5199\u7aef\u5173\u95ed\u800c\u8bfb\u7aef\u4ecd\u5728\u8bfb\u53d6\u6570\u636e&#xff0c;\u8bfb\u7aef\u4f1a\u5f97\u5230\u4e00\u4e2a EOF&#xff08;\u6587\u4ef6\u7ed3\u675f\u7b26&#xff09;\u4fe1\u53f7&#xff0c;\u8868\u660e\u6ca1\u6709\u66f4\u591a\u6570\u636e\u3002<\/li>\n<li>\u8bfb\u7aef\u5173\u95ed\u65f6&#xff1a;\u5982\u679c\u8bfb\u7aef\u5173\u95ed\u800c\u5199\u7aef\u7ee7\u7eed\u5199\u5165\u6570\u636e&#xff0c;\u5199\u8fdb\u7a0b\u4f1a\u5f97\u5230\u4e00\u4e2a EPIPE \u9519\u8bef&#xff0c;\u8868\u660e\u7ba1\u9053\u7684\u53e6\u4e00\u7aef\u5df2\u7ecf\u5173\u95ed\u3002<\/li>\n<\/ul>\n<h3>1.5 \u7279\u70b9<\/h3>\n<p>\u7279\u70b9\u4e0e\u533f\u540d\u7ba1\u9053\u76f8\u4f3c&#xff0c;\u552f\u4e00\u4e0d\u540c\u7684\u662f\u5b83\u53ef\u4ee5\u8ba9\u6beb\u4e0d\u76f8\u5e72\u7684\u8fdb\u7a0b\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<h2>\u4e8c. \u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u5b9e\u73b0<\/h2>\n<h3>2.1 \u7b80\u4ecb<\/h3>\n<p>\u7528\u547d\u540d\u7ba1\u9053&#xff08;Named Pipe&#xff09;\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u7aef\u901a\u4fe1\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u8fdb\u7a0b\u95f4\u901a\u4fe1&#xff08;IPC&#xff09;\u65b9\u5f0f\u3002\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b&#xff0c;\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u901a\u8fc7\u4e00\u4e2a\u5171\u4eab\u7684\u547d\u540d\u7ba1\u9053\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002\u547d\u540d\u7ba1\u9053\u63d0\u4f9b\u4e86\u4e00\u4e2a\u901a\u4fe1\u901a\u9053&#xff0c;\u4f7f\u5f97\u5b83\u4eec\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8fdb\u7a0b\u95f4\u8fdb\u884c\u53cc\u5411\u6570\u636e\u4f20\u8f93\u3002\u7531\u4e8e\u547d\u540d\u7ba1\u9053\u662f\u4e00\u79cd\u901a\u8fc7\u6587\u4ef6\u7cfb\u7edf\u5b9e\u73b0\u7684\u901a\u4fe1\u673a\u5236&#xff0c;\u56e0\u6b64\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u53ef\u4ee5\u901a\u8fc7\u6587\u4ef6\u8def\u5f84\u8bbf\u95ee\u8be5\u7ba1\u9053\u3002<\/p>\n<h3>2.2 \u57fa\u672c\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>\u547d\u540d\u7ba1\u9053\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u4e8e\u5148\u8fdb\u5148\u51fa\u89c4\u5219&#xff0c;\u5373\u6570\u636e\u5199\u5165\u7ba1\u9053\u7684\u987a\u5e8f\u4f1a\u6309\u7167\u5199\u5165\u7684\u987a\u5e8f\u88ab\u8bfb\u53d6\u3002\u5b83\u5728\u8fdb\u7a0b\u95f4\u63d0\u4f9b\u4e00\u4e2a\u7f13\u51b2\u533a&#xff0c;\u5141\u8bb8\u6570\u636e\u4ece\u4e00\u4e2a\u8fdb\u7a0b\u6d41\u5411\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u3002<\/p>\n<p>\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u901a\u4fe1\u4e2d&#xff0c;\u670d\u52a1\u7aef\u901a\u5e38\u662f\u7ba1\u9053\u7684\u521b\u5efa\u8005&#xff0c;\u800c\u5ba2\u6237\u7aef\u5219\u662f\u901a\u8fc7\u7ba1\u9053\u8fdb\u884c\u8bfb\u53d6\u548c\u5199\u5165\u64cd\u4f5c\u3002<\/p>\n<h3>2.3 \u5b9e\u73b0\u901a\u4fe1<\/h3>\n<h4>2.3.1 \u521b\u5efa\u5e76\u8bbe\u7f6e\u547d\u540d\u7ba1\u9053<\/h4>\n<p>\u4e3a\u4ec0\u4e48\u8981\u4f7f\u7528\u547d\u540d\u7ba1\u9053&#xff08;FIFO&#xff09;&#xff1f;<\/p>\n<li>\u547d\u540d\u7ba1\u9053\u662f\u901a\u8fc7\u6587\u4ef6\u7cfb\u7edf\u63d0\u4f9b\u7684\u901a\u4fe1\u673a\u5236&#xff0c;\u4e0d\u540c\u7684\u8fdb\u7a0b\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u7ba1\u9053\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002<\/li>\n<li>\u521b\u5efa\u7ba1\u9053\u65f6&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u6587\u4ef6\u8def\u5f84\u8bbf\u95ee\u548c\u7ba1\u7406\u7ba1\u9053&#xff0c;\u56e0\u6b64\u53ef\u4ee5\u8de8\u8fdb\u7a0b\u901a\u4fe1\u3002<\/li>\n<p>\u521b\u5efa\u547d\u540d\u7ba1\u9053&#xff1a;<\/p>\n<ul>\n<li>\u6211\u4eec\u5728 \u670d\u52a1\u7aef \u4e2d\u521b\u5efa\u547d\u540d\u7ba1\u9053\u3002<\/li>\n<\/ul>\n<p><span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">mkfifo<\/span><span class=\"token punctuation\">(<\/span>FIFO_FILE<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0666<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u521b\u5efa\u7ba1\u9053&#xff0c;\u6587\u4ef6\u540d\u4e3a FIFO_FILE<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>n <span class=\"token operator\">!&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;mkdir fifo error&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>2.3.2 \u670d\u52a1\u7aef\u5b9e\u73b0&#xff08;\u8bfb\u53d6\u547d\u540d\u7ba1\u9053\u4e2d\u7684\u6d88\u606f&#xff09;<\/h4>\n<ul>\n<li>\u670d\u52a1\u7aef\u7684\u4e3b\u8981\u529f\u80fd&#xff1a;<\/li>\n<\/ul>\n<p>\u670d\u52a1\u7aef\u7684\u5de5\u4f5c\u662f\u6253\u5f00\u547d\u540d\u7ba1\u9053\u6587\u4ef6&#xff0c;\u8bfb\u53d6\u5ba2\u6237\u7aef\u53d1\u9001\u8fc7\u6765\u7684\u6d88\u606f\u5e76\u663e\u793a\u3002<\/p>\n<p><span class=\"token keyword\">int<\/span> fd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">open<\/span><span class=\"token punctuation\">(<\/span>FIFO_FILE<span class=\"token punctuation\">,<\/span> O_RDONLY<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u4ee5\u53ea\u8bfb\u65b9\u5f0f\u6253\u5f00\u547d\u540d\u7ba1\u9053<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;open fifo error&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<ul>\n<li>\u89e3\u91ca&#xff1a;<\/li>\n<\/ul>\n<p>open() \u7528\u4e8e\u6253\u5f00\u5df2\u7ecf\u521b\u5efa\u7684\u547d\u540d\u7ba1\u9053\u6587\u4ef6\u3002\u8fd9\u91cc\u6211\u4eec\u4ee5 O_RDONLY&#xff08;\u53ea\u8bfb&#xff09;\u65b9\u5f0f\u6253\u5f00\u5b83&#xff0c;\u610f\u5473\u7740\u670d\u52a1\u7aef\u53ea\u662f\u4ece\u7ba1\u9053\u4e2d\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n<p>\u5982\u679c\u7ba1\u9053\u65e0\u6cd5\u6253\u5f00&#xff0c;\u8f93\u51fa\u9519\u8bef\u4fe1\u606f\u5e76\u8fd4\u56de 2\u3002<\/p>\n<ul>\n<li>\u8bfb\u53d6\u4fe1\u606f<\/li>\n<\/ul>\n<p><span class=\"token keyword\">char<\/span> buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">1024<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">read<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span> buffer<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>buffer<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u4ece\u7ba1\u9053\u8bfb\u53d6\u6570\u636e<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>n <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        buffer<span class=\"token punctuation\">[<\/span>n<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u786e\u4fdd\u5b57\u7b26\u4e32\u7ed3\u675f<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;client say# &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> buffer <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u6253\u5370\u5ba2\u6237\u7aef\u6d88\u606f<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<ul>\n<li>\u89e3\u91ca&#xff1a;<\/li>\n<\/ul>\n<p>read() \u51fd\u6570\u4ece\u547d\u540d\u7ba1\u9053\u4e2d\u8bfb\u53d6\u6570\u636e&#xff0c;\u76f4\u5230\u7ba1\u9053\u4e2d\u6ca1\u6709\u6570\u636e\u53ef\u8bfb\u3002buffer \u5b58\u50a8\u8bfb\u53d6\u5230\u7684\u6570\u636e\u3002<\/p>\n<p>\u5982\u679c\u8bfb\u53d6\u6210\u529f&#xff0c;\u5c06\u6570\u636e\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002<\/p>\n<p>\u901a\u8fc7 n \u5224\u65ad\u8bfb\u53d6\u7684\u5b57\u8282\u6570&#xff0c;\u5982\u679c\u5927\u4e8e 0&#xff0c;\u8bf4\u660e\u8bfb\u53d6\u6210\u529f\u3002<\/p>\n<ul>\n<li>\u5173\u95ed\u7ba1\u9053<\/li>\n<\/ul>\n<p><span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u5173\u95ed\u7ba1\u9053<\/span><\/p>\n<ul>\n<li>\u89e3\u91ca&#xff1a;<\/li>\n<\/ul>\n<p>\u5b8c\u6210\u6570\u636e\u8bfb\u53d6\u540e&#xff0c;\u5173\u95ed\u7ba1\u9053\u6587\u4ef6\u63cf\u8ff0\u7b26\u3002<\/p>\n<h4>2.3.3 \u5ba2\u6237\u7aef\u5b9e\u73b0&#xff08;\u5411\u547d\u540d\u7ba1\u9053\u5199\u5165\u6d88\u606f&#xff09;<\/h4>\n<ul>\n<li>\u5ba2\u6237\u7aef\u7684\u4e3b\u8981\u529f\u80fd&#xff1a;<\/li>\n<\/ul>\n<p>\u5ba2\u6237\u7aef\u9700\u8981\u5411\u547d\u540d\u7ba1\u9053\u5199\u5165\u6d88\u606f\u3002\u5728\u6bcf\u6b21\u8f93\u5165\u540e&#xff0c;\u5ba2\u6237\u7aef\u4f1a\u5c06\u7528\u6237\u8f93\u5165\u7684\u6d88\u606f\u5199\u5165\u7ba1\u9053&#xff0c;\u4f9b\u670d\u52a1\u7aef\u8bfb\u53d6\u3002<\/p>\n<p><span class=\"token keyword\">int<\/span> fd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">open<\/span><span class=\"token punctuation\">(<\/span>FIFO_FILE<span class=\"token punctuation\">,<\/span> O_WRONLY<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u4ee5\u53ea\u5199\u65b9\u5f0f\u6253\u5f00\u547d\u540d\u7ba1\u9053<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;open fifo error&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<ul>\n<li>\u89e3\u91ca&#xff1a;<\/li>\n<\/ul>\n<p>open() \u7528\u4e8e\u6253\u5f00\u7ba1\u9053\u6587\u4ef6&#xff0c;O_WRONLY \u8868\u793a\u53ea\u5199\u6253\u5f00\u7ba1\u9053\u3002\u5ba2\u6237\u7aef\u4ec5\u901a\u8fc7\u8be5\u7ba1\u9053\u5199\u5165\u6570\u636e\u3002<\/p>\n<p>\u5982\u679c\u6253\u5f00\u5931\u8d25&#xff0c;\u8f93\u51fa\u9519\u8bef\u5e76\u8fd4\u56de 2\u3002<\/p>\n<p>\u53d1\u9001\u4fe1\u606f&#xff1a;<\/p>\n<p><span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;Please Enter# &#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>string message<span class=\"token punctuation\">;<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>cin <span class=\"token operator\">&gt;&gt;<\/span> message<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u4ece\u7528\u6237\u8f93\u5165\u8bfb\u53d6\u6d88\u606f<\/span><\/p>\n<p>    <span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span> message<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> message<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u5c06\u6d88\u606f\u5199\u5165\u7ba1\u9053<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>n <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u5199\u5165\u6210\u529f<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<ul>\n<li>\u89e3\u91ca&#xff1a;<\/li>\n<\/ul>\n<p>std::cin &gt;&gt; message \u7528\u4e8e\u4ece\u7528\u6237\u8f93\u5165\u83b7\u53d6\u6d88\u606f\u3002<\/p>\n<p>write() \u7528\u4e8e\u5c06\u6d88\u606f\u5199\u5165\u7ba1\u9053\u3002\u5982\u679c\u6d88\u606f\u6210\u529f\u5199\u5165&#xff0c;n \u8fd4\u56de\u5199\u5165\u7684\u5b57\u8282\u6570\u3002<\/p>\n<p>\u5173\u95ed\u7ba1\u9053&#xff1a;<\/p>\n<p><span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u5173\u95ed\u7ba1\u9053<\/span><\/p>\n<ul>\n<li>\u89e3\u91ca&#xff1a;<\/li>\n<\/ul>\n<p>\u5ba2\u6237\u7aef\u53d1\u9001\u5b8c\u6d88\u606f\u540e&#xff0c;\u5173\u95ed\u7ba1\u9053\u3002<\/p>\n<h4>2.3.4 \u5b9a\u4e49\u5e38\u91cf\u548c\u6587\u4ef6\u8def\u5f84<\/h4>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">pragma<\/span> <span class=\"token expression\">once<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">FIFO_FILE<\/span> <span class=\"token string\">&#034;fifo&#034;<\/span>  <span class=\"token comment\">\/\/ \u5b9a\u4e49\u547d\u540d\u7ba1\u9053\u7684\u6587\u4ef6\u8def\u5f84<\/span><\/span><\/p>\n<ul>\n<li>\u89e3\u91ca&#xff1a;<\/li>\n<\/ul>\n<p>\u5728 common.hpp \u6587\u4ef6\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u5b8f FIFO_FILE&#xff0c;\u7528\u4e8e\u5b58\u50a8\u547d\u540d\u7ba1\u9053\u7684\u8def\u5f84\u3002\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u4e2d\u90fd\u4f7f\u7528\u8fd9\u4e2a\u8def\u5f84&#xff0c;\u786e\u4fdd\u4e00\u81f4\u6027\u3002<\/p>\n<h4>2.3.5 \u603b\u7ed3&#xff1a;<\/h4>\n<li>\u670d\u52a1\u7aef&#xff1a;\u521b\u5efa\u5e76\u6253\u5f00\u547d\u540d\u7ba1\u9053&#xff0c;\u901a\u8fc7 read() \u4ece\u7ba1\u9053\u8bfb\u53d6\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6d88\u606f&#xff0c;\u5e76\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002<\/li>\n<li>\u5ba2\u6237\u7aef&#xff1a;\u6253\u5f00\u547d\u540d\u7ba1\u9053&#xff0c;\u901a\u8fc7 write() \u5c06\u7528\u6237\u8f93\u5165\u7684\u6d88\u606f\u53d1\u9001\u5230\u7ba1\u9053\u3002<\/li>\n<li>\u8fdb\u7a0b\u4e4b\u95f4\u901a\u8fc7 \u547d\u540d\u7ba1\u9053&#xff08;FIFO&#xff09;\u5171\u4eab\u6570\u636e&#xff0c;\u547d\u540d\u7ba1\u9053\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u65b9\u5f0f\u6765\u8fdb\u884c\u8fdb\u7a0b\u95f4\u901a\u4fe1\u3002<\/li>\n<li>\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u5404\u81ea\u63a7\u5236\u7740\u7ba1\u9053\u7684\u4e00\u7aef&#xff0c;\u6570\u636e\u7684\u4f20\u9012\u662f\u540c\u6b65\u7684&#xff0c;\u5373\u5199\u5165\u548c\u8bfb\u53d6\u662f\u4ea4\u66ff\u8fdb\u884c\u7684\u3002<\/li>\n<h2>\u4e09. \u6700\u540e<\/h2>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u57fa\u4e8e\u547d\u540d\u7ba1\u9053&#xff08;FIFO&#xff09;\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u5b9e\u65f6\u901a\u4fe1\u7684\u8fc7\u7a0b\u3002\u547d\u540d\u7ba1\u9053\u662f\u4e00\u79cd\u901a\u8fc7\u6587\u4ef6\u8def\u5f84\u8fdb\u884c\u8fdb\u7a0b\u95f4\u901a\u4fe1\u7684\u673a\u5236&#xff0c;\u652f\u6301\u4e0d\u540c\u8fdb\u7a0b\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93&#xff0c;\u57fa\u4e8eFIFO&#xff08;\u5148\u8fdb\u5148\u51fa&#xff09;\u539f\u5219\u3002\u901a\u8fc7 mkfifo() \u51fd\u6570\u53ef\u4ee5\u521b\u5efa\u547d\u540d\u7ba1\u9053&#xff0c;\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u901a\u8fc7\u7ba1\u9053\u6587\u4ef6\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002\u670d\u52a1\u7aef\u521b\u5efa\u5e76\u6253\u5f00\u7ba1\u9053\u4ee5\u8bfb\u53d6\u6570\u636e&#xff0c;\u5ba2\u6237\u7aef\u901a\u8fc7\u7ba1\u9053\u5411\u670d\u52a1\u7aef\u5199\u5165\u6d88\u606f\u3002\u547d\u540d\u7ba1\u9053\u7684\u4f18\u52bf\u5728\u4e8e\u4e0d\u9700\u8981\u7f51\u7edc\u8fde\u63a5&#xff0c;\u9002\u7528\u4e8e\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u7684\u8fdb\u7a0b\u901a\u4fe1\u3002\u901a\u8fc7\u5408\u9002\u7684\u540c\u6b65\u4e0e\u963b\u585e\u673a\u5236&#xff0c;\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u7aef\u80fd\u591f\u987a\u5229\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<p>\u5b8c\u6574\u4ee3\u7801&#xff08;\u5982\u4e0b&#xff09;&#xff1a;<\/p>\n<p>server.cc<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sys\/types.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sys\/stat.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;fcntl.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;cstring&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;unistd.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;common.hpp&#034;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">umask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">mkfifo<\/span><span class=\"token punctuation\">(<\/span>FIFO_FILE<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0666<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>n <span class=\"token operator\">!&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;mkdir fifo error&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">int<\/span> fd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">open<\/span><span class=\"token punctuation\">(<\/span>FIFO_FILE<span class=\"token punctuation\">,<\/span>O_RDONLY<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>fd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;open fifo error&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">char<\/span> buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">1024<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">read<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span>buffer<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>buffer<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>n <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            buffer<span class=\"token punctuation\">[<\/span>n<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;client say# &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> buffer <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>client.cc<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sys\/types.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sys\/stat.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;fcntl.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;cstring&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;unistd.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;common.hpp&#034;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> fd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">open<\/span><span class=\"token punctuation\">(<\/span>FIFO_FILE<span class=\"token punctuation\">,<\/span>O_WRONLY<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>fd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;open fifo error&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;Please Enter# &#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>string message<span class=\"token punctuation\">;<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cin <span class=\"token operator\">&gt;&gt;<\/span> message<span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span> message<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>message<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>n <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><\/p>\n<p>        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>comm.hpp<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">pragma<\/span> <span class=\"token expression\">once<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">FIFO_FILE<\/span> <span class=\"token string\">&#034;fifo&#034;<\/span><\/span><\/p>\n<p>makefile<\/p>\n<p><span class=\"token punctuation\">.<\/span>PHONY<span class=\"token operator\">:<\/span>all<br \/>\nall<span class=\"token operator\">:<\/span>client server<br \/>\nclient<span class=\"token operator\">:<\/span>client<span class=\"token punctuation\">.<\/span>cc<br \/>\ng<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#8211;<\/span>o $&#064; $<span class=\"token operator\">^<\/span> <span class=\"token operator\">&#8211;<\/span>std<span class=\"token operator\">&#061;<\/span>c<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token number\">11<\/span><br \/>\nserver<span class=\"token operator\">:<\/span>server<span class=\"token punctuation\">.<\/span>cc<br \/>\ng<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#8211;<\/span>o $&#064; $<span class=\"token operator\">^<\/span> <span class=\"token operator\">&#8211;<\/span>std<span class=\"token operator\">&#061;<\/span>c<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token number\">11<\/span><\/p>\n<p><span class=\"token punctuation\">.<\/span>PHONY<span class=\"token operator\">:<\/span>clean<br \/>\nclean<span class=\"token operator\">:<\/span><br \/>\nrm <span class=\"token operator\">&#8211;<\/span>f client server<\/p>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u53ef\u4ee5\u5b9e\u73b0\u4e24\u8005\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<p>\u6f14\u793a\u56fe\u7247&#xff08;\u5982\u4e0b\u56fe&#xff09;&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250423080101-68089e3de7c5c.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb879\u6b21\uff0c\u70b9\u8d5e37\u6b21\uff0c\u6536\u85cf24\u6b21\u3002\u7528\u547d\u540d\u7ba1\u9053\uff08Named Pipe\uff09\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u7aef\u901a\u4fe1\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u8fdb\u7a0b\u95f4\u901a\u4fe1\uff08IPC\uff09\u65b9\u5f0f\u3002\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u901a\u8fc7\u4e00\u4e2a\u5171\u4eab\u7684\u547d\u540d\u7ba1\u9053\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002\u547d\u540d\u7ba1\u9053\u63d0\u4f9b\u4e86\u4e00\u4e2a\u901a\u4fe1\u901a\u9053\uff0c\u4f7f\u5f97\u5b83\u4eec\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8fdb\u7a0b\u95f4\u8fdb\u884c\u53cc\u5411\u6570\u636e\u4f20\u8f93\u3002\u7531\u4e8e\u547d\u540d\u7ba1\u9053\u662f\u4e00\u79cd\u901a\u8fc7\u6587\u4ef6\u7cfb\u7edf\u5b9e\u73b0\u7684\u901a\u4fe1\u673a\u5236\uff0c\u56e0\u6b64\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u53ef\u4ee5\u901a\u8fc7\u6587\u4ef6\u8def\u5f84\u8bbf\u95ee\u8be5\u7ba1\u9053\u3002#define FIFO_FILE &quot;fifo&quot; \/\/ \u5b9a\u4e49\u547d\u540d\u7ba1\u9053\u7684\u6587\u4ef6\u8def\u5f84\u89e3\u91ca\uff1a\u5728 common.hpp \u6587\u4ef6\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u5b8f FIFO_FILE\uff0c\u7528\u4e8e\u5b58\u50a8\u547d\u540d\u7ba1\u9053\u7684\u8def\u5f84\u3002<\/p>\n","protected":false},"author":2,"featured_media":32263,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2619,58,2618,2620,2621],"topic":[],"class_list":{"0":"post-32264","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-server","8":"tag-linux","11":"tag-2620","12":"tag-2621"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010Linux\u7bc7\u3011\u8f7b\u677e\u642d\u5efa\u547d\u540d\u7ba1\u9053\u901a\u4fe1\uff1a\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u4e92\u52a8\u65e0\u7f1d\u8fde\u63a5 - \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\/32264.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010Linux\u7bc7\u3011\u8f7b\u677e\u642d\u5efa\u547d\u540d\u7ba1\u9053\u901a\u4fe1\uff1a\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u4e92\u52a8\u65e0\u7f1d\u8fde\u63a5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb879\u6b21\uff0c\u70b9\u8d5e37\u6b21\uff0c\u6536\u85cf24\u6b21\u3002\u7528\u547d\u540d\u7ba1\u9053\uff08Named Pipe\uff09\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u7aef\u901a\u4fe1\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u8fdb\u7a0b\u95f4\u901a\u4fe1\uff08IPC\uff09\u65b9\u5f0f\u3002\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u901a\u8fc7\u4e00\u4e2a\u5171\u4eab\u7684\u547d\u540d\u7ba1\u9053\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002\u547d\u540d\u7ba1\u9053\u63d0\u4f9b\u4e86\u4e00\u4e2a\u901a\u4fe1\u901a\u9053\uff0c\u4f7f\u5f97\u5b83\u4eec\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8fdb\u7a0b\u95f4\u8fdb\u884c\u53cc\u5411\u6570\u636e\u4f20\u8f93\u3002\u7531\u4e8e\u547d\u540d\u7ba1\u9053\u662f\u4e00\u79cd\u901a\u8fc7\u6587\u4ef6\u7cfb\u7edf\u5b9e\u73b0\u7684\u901a\u4fe1\u673a\u5236\uff0c\u56e0\u6b64\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u53ef\u4ee5\u901a\u8fc7\u6587\u4ef6\u8def\u5f84\u8bbf\u95ee\u8be5\u7ba1\u9053\u3002#define FIFO_FILE &quot;fifo&quot; \/\/ \u5b9a\u4e49\u547d\u540d\u7ba1\u9053\u7684\u6587\u4ef6\u8def\u5f84\u89e3\u91ca\uff1a\u5728 common.hpp 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