{"id":63161,"date":"2025-04-29T10:56:40","date_gmt":"2025-04-29T02:56:40","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63161\/"},"modified":"2025-04-29T10:56:40","modified_gmt":"2025-04-29T02:56:40","slug":"%e6%b7%b1%e5%ba%a6%e8%a7%a3%e6%9e%90linux%e4%b8%ba%e4%bd%95%e7%a8%b3%e5%ae%9a%e5%a6%82%e5%b1%b1%ef%bc%9a%e6%8a%80%e6%9c%af%e4%b8%8e%e5%93%b2%e5%ad%a6%e7%9a%84%e7%bb%93%e5%90%88%e4%b9%8b%e9%81%93-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63161\/","title":{"rendered":"\u6df1\u5ea6\u89e3\u6790Linux\u4e3a\u4f55\u7a33\u5b9a\u5982\u5c71\uff1a\u6280\u672f\u4e0e\u54f2\u5b66\u7684\u7ed3\u5408\u4e4b\u9053"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/465\/014\/171038718614965.jpg\" class=\"aligncenter\" title=\"\u6df1\u5ea6\u89e3\u6790Linux\u4e3a\u4f55\u7a33\u5b9a\u5982\u5c71\uff1a\u6280\u672f\u4e0e\u54f2\u5b66\u7684\u7ed3\u5408\u4e4b\u9053\u63d2\u56fe\" 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\/><\/p>\n<p>\u6807\u9898\uff1a\u6df1\u5ea6\u89e3\u6790Linux\u4e3a\u4f55\u7a33\u5b9a\u5982\u5c71\uff1a\u6280\u672f\u4e0e\u54f2\u5b66\u7684\u7ed3\u5408\u4e4b\u9053<\/p>\n<p>Linux\u4f5c\u4e3a\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edf\u7684\u4ee3\u8868\u4e4b\u4e00\uff0c\u4ee5\u5176\u7a33\u5b9a\u6027\u548c\u5f3a\u5927\u7684\u529f\u80fd\u53d7\u5230\u5e7f\u6cdb\u8d5e\u8a89\u3002\u8bb8\u591a\u4eba\u5bf9Linux\u7cfb\u7edf\u4e4b\u6240\u4ee5\u5982\u6b64\u7a33\u5b9a\u5174\u8da3\u6d53\u539a\uff0c\u8fd9\u80cc\u540e\u662f\u6280\u672f\u4e0e\u54f2\u5b66\u7684\u7ed3\u5408\u4e4b\u9053\u3002\u672c\u6587\u5c06\u4ece\u6280\u672f\u548c\u54f2\u5b66\u4e24\u4e2a\u89d2\u5ea6\u6df1\u5165\u5206\u6790Linux\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u6765\u5c55\u793a\u3002<\/p>\n<p>\u6280\u672f\u5c42\u9762\u4e0a\uff0cLinux\u7cfb\u7edf\u4e4b\u6240\u4ee5\u7a33\u5b9a\u5982\u5c71\uff0c\u4e00\u65b9\u9762\u6e90\u81ea\u4e8e\u5176\u8bbe\u8ba1\u7684\u7cbe\u5de7\u548c\u4f18\u79c0\u7684\u4ee3\u7801\u8d28\u91cf\u3002Linux\u5185\u6838\u91c7\u7528\u5206\u5c42\u67b6\u6784\uff0c\u5c06\u4e0d\u540c\u529f\u80fd\u6a21\u5757\u5206\u5f00\u5b9e\u73b0\uff0c\u964d\u4f4e\u4e86\u4ee3\u7801\u8026\u5408\u6027\uff0c\u65b9\u4fbf\u7ef4\u62a4\u548c\u5347\u7ea7\u3002\u6b64\u5916\uff0cLinux\u5185\u6838\u7684\u5f00\u53d1\u9075\u5faa\u4e25\u683c\u7684\u4ee3\u7801\u5ba1\u67e5\u548c\u6d4b\u8bd5\u6d41\u7a0b\uff0c\u786e\u4fdd\u65b0\u529f\u80fd\u7684\u5f15\u5165\u4e0d\u4f1a\u7834\u574f\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<p>\u5728\u54f2\u5b66\u5c42\u9762\u4e0a\uff0cLinux\u7684\u7a33\u5b9a\u6027\u4f53\u73b0\u4e86\u5f00\u6e90\u793e\u533a\u7684\u7406\u5ff5\u548c\u534f\u4f5c\u7cbe\u795e\u3002Linux\u7cfb\u7edf\u7684\u5f00\u53d1\u548c\u7ef4\u62a4\u662f\u7531\u5168\u7403\u5404\u5730\u7684\u5f00\u53d1\u8005\u5171\u540c\u53c2\u4e0e\uff0c\u4ed6\u4eec\u901a\u8fc7\u90ae\u4ef6\u5217\u8868\u3001\u793e\u533a\u8bba\u575b\u7b49\u65b9\u5f0f\u8fdb\u884c\u4ea4\u6d41\u548c\u5408\u4f5c\u3002\u5f00\u6e90\u793e\u533a\u9075\u5faa\u7740\u201c\u4f17\u591a\u773c\u775b\u53d1\u73b0\u6240\u6709\u7684\u9519\u8bef\u201d\u7684\u539f\u5219\uff0c\u901a\u8fc7\u5e7f\u6cdb\u7684\u4ee3\u7801\u5ba1\u67e5\u548c\u53cd\u9988\u673a\u5236\uff0c\u53ca\u65f6\u53d1\u73b0\u5e76\u4fee\u590d\u6f5c\u5728\u7684\u95ee\u9898\uff0c\u4fdd\u969c\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<p>\u5177\u4f53\u6765\u8bf4\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u6765\u5c55\u793aLinux\u7cfb\u7edf\u5982\u4f55\u5904\u7406\u9519\u8bef\u5e76\u4fdd\u6301\u7a33\u5b9a\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u7b80\u5355\u7684C\u7a0b\u5e8f\uff0c\u5176\u529f\u80fd\u662f\u6253\u5f00\u4e00\u4e2a\u4e0d\u5b58\u5728\u7684\u6587\u4ef6\u5e76\u8bfb\u53d6\u5176\u4e2d\u7684\u5185\u5bb9\uff1a<\/p>\n<pre>#include &lt;stdio.h&gt;\nint main() {\n    FILE* file = fopen(\"nonexistent.txt\", \"r\");\n    if (file == NULL) {\n        perror(\"Error opening file\");\n        return 1;\n    }\n    char buffer[256];\n    fgets(buffer, 256, file);\n    printf(\"Content: %s\n\", buffer);\n    fclose(file);\n    return 0;\n}&lt;\/stdio.h&gt;<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u5f53\u6211\u4eec\u8fd0\u884c\u8fd9\u4e2a\u7a0b\u5e8f\u65f6\uff0c\u4f1a\u5f97\u5230\u4e00\u4e2a\u7c7b\u4f3c\u5982\u4e0b\u7684\u8f93\u51fa\uff1a<\/p>\n<pre>Error opening file: No such file or directory\nContent: (null)<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   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Linux\u4f5c\u4e3a\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edf\u7684\u4ee3\u8868\u4e4b\u4e00\uff0c\u4ee5\u5176\u7a33\u5b9a\u6027\u548c\u5f3a\u5927\u7684\u529f\u80fd\u53d7\u5230\u5e7f\u6cdb\u8d5e\u8a89\u3002\u8bb8\u591a\u4eba\u5bf9Linux\u7cfb\u7edf\u4e4b\u6240\u4ee5\u5982\u6b64\u7a33\u5b9a\u5174\u8da3\u6d53\u539a\uff0c\u8fd9\u80cc\u540e\u662f\u6280\u672f\u4e0e\u54f2\u5b66\u7684\u7ed3\u5408\u4e4b\u9053\u3002\u672c\u6587\u5c06\u4ece\u6280\u672f\u548c\u54f2\u5b66\u4e24\u4e2a\u89d2\u5ea6\u6df1\u5165\u5206\u6790Linux\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u6765\u5c55\u793a\u3002 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\u5728\u54f2\u5b66\u5c42\u9762\u4e0a\uff0cLinux\u7684\u7a33\u5b9a\u6027\u4f53\u73b0\u4e86\u5f00\u6e90\u793e\u533a\u7684\u7406\u5ff5\u548c\u534f\u4f5c\u7cbe\u795e\u3002Linux\u7cfb\u7edf\u7684\u5f00\u53d1\u548c\u7ef4\u62a4\u662f\u7531\u5168\u7403\u5404\u5730\u7684\u5f00\u53d1\u8005\u5171\u540c\u53c2\u4e0e\uff0c\u4ed6\u4eec\u901a\u8fc7\u90ae\u4ef6\u5217\u8868\u3001\u793e\u533a\u8bba\u575b\u7b49\u65b9\u5f0f\u8fdb\u884c\u4ea4\u6d41\u548c\u5408\u4f5c\u3002\u5f00\u6e90\u793e\u533a\u9075\u5faa\u7740\u201c\u4f17\u591a\u773c\u775b\u53d1\u73b0\u6240\u6709\u7684\u9519\u8bef\u201d\u7684\u539f\u5219\uff0c\u901a\u8fc7\u5e7f\u6cdb\u7684\u4ee3\u7801\u5ba1\u67e5\u548c\u53cd\u9988\u673a\u5236\uff0c\u53ca\u65f6\u53d1\u73b0\u5e76\u4fee\u590d\u6f5c\u5728\u7684\u95ee\u9898\uff0c\u4fdd\u969c\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002 \u5177\u4f53\u6765\u8bf4\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u6765\u5c55\u793aLinux\u7cfb\u7edf\u5982\u4f55\u5904\u7406\u9519\u8bef\u5e76\u4fdd\u6301\u7a33\u5b9a\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u7b80\u5355\u7684C\u7a0b\u5e8f\uff0c\u5176\u529f\u80fd\u662f\u6253\u5f00\u4e00\u4e2a\u4e0d\u5b58\u5728\u7684\u6587\u4ef6\u5e76\u8bfb\u53d6\u5176\u4e2d\u7684\u5185\u5bb9\uff1a #include &lt;stdio.h&gt; int main() { FILE* file = fopen(&#8220;nonexistent.txt&#8221;, &#8220;r&#8221;); if (file == NULL) { perror(&#8220;Error opening file&#8221;); return 1; } char buffer[256]; fgets(buffer, 256, file); printf(&#8220;Content: %s &#8220;, buffer); fclose(file); return 0; }&lt;\/stdio.h&gt; \u767b\u5f55\u540e\u590d\u5236 \u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u5f53\u6211\u4eec\u8fd0\u884c\u8fd9\u4e2a\u7a0b\u5e8f\u65f6\uff0c\u4f1a\u5f97\u5230\u4e00\u4e2a\u7c7b\u4f3c\u5982\u4e0b\u7684\u8f93\u51fa\uff1a Error opening file: No such file or directory 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