{"id":17765,"date":"2024-11-18T14:45:27","date_gmt":"2024-11-18T06:45:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/17765\/"},"modified":"2024-11-18T14:45:27","modified_gmt":"2024-11-18T06:45:27","slug":"linux%e8%bf%9b%e7%a8%8b%e7%bb%93%e6%9e%84%e8%a7%a3%e6%9e%90%ef%bc%9a%e9%87%8d%e8%a6%81%e7%bb%84%e6%88%90%e9%83%a8%e5%88%86%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/17765\/","title":{"rendered":"Linux\u8fdb\u7a0b\u7ed3\u6784\u89e3\u6790\uff1a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u4ecb\u7ecd"},"content":{"rendered":"

\"Linux\u8fdb\u7a0b\u7ed3\u6784\u89e3\u6790\uff1a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u4ecb\u7ecd\u63d2\u56fe\"<\/p>\n

\u6807\u9898\uff1aLinux\u8fdb\u7a0b\u7ed3\u6784\u89e3\u6790\uff1a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u4ecb\u7ecd<\/p>\n

\u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u662f\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u6700\u57fa\u672c\u7684\u6982\u5ff5\u4e4b\u4e00\u3002\u8fdb\u7a0b\u662f\u7a0b\u5e8f\u7684\u6267\u884c\u5b9e\u4f8b\uff0c\u5b83\u5728\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u62e5\u6709\u81ea\u5df1\u7684\u5185\u5b58\u7a7a\u95f4\u3001\u4ee3\u7801\u3001\u6570\u636e\u548c\u6267\u884c\u72b6\u6001\u7b49\u4fe1\u606f\u3002\u4e86\u89e3Linux\u8fdb\u7a0b\u7684\u7ed3\u6784\u5bf9\u4e8e\u7406\u89e3\u64cd\u4f5c\u7cfb\u7edf\u7684\u8fd0\u884c\u673a\u5236\u548c\u8c03\u5ea6\u539f\u7406\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecdLinux\u8fdb\u7a0b\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5305\u62ec\u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09\u3001\u7a0b\u5e8f\u6bb5\u3001\u6570\u636e\u6bb5\u3001\u6808\u6bb5\u7b49\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u6df1\u5165\u89e3\u6790\u5176\u5185\u90e8\u7ed3\u6784\u548c\u529f\u80fd\u3002<\/p>\n

    \n
  1. \u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09<\/li>\n<\/ol>\n

    \u8fdb\u7a0b\u63a7\u5236\u5757\u662f\u64cd\u4f5c\u7cfb\u7edf\u7528\u6765\u7ba1\u7406\u8fdb\u7a0b\u7684\u91cd\u8981\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u4fdd\u5b58\u4e86\u8fdb\u7a0b\u7684\u5404\u79cd\u4fe1\u606f\uff0c\u5305\u62ec\u8fdb\u7a0b\u72b6\u6001\u3001\u8fdb\u7a0b\u53f7\u3001\u7236\u8fdb\u7a0b\u53f7\u3001\u4f18\u5148\u7ea7\u3001\u7a0b\u5e8f\u8ba1\u6570\u5668\u3001\u5806\u6808\u6307\u9488\u3001\u6253\u5f00\u6587\u4ef6\u5217\u8868\u7b49\u3002PCB\u4e2d\u7684\u4fe1\u606f\u5bf9\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u884c\u8fdb\u7a0b\u8c03\u5ea6\u3001\u8d44\u6e90\u7ba1\u7406\u548c\u5206\u914d\u7b49\u8d77\u7740\u91cd\u8981\u4f5c\u7528\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684Linux\u8fdb\u7a0b\u63a7\u5236\u5757\u7684\u7ed3\u6784\u793a\u4f8b\uff1a<\/p>\n

    struct task_struct {\n    pid_t pid; \/\/ \u8fdb\u7a0b\u53f7\n    pid_t ppid; \/\/ \u7236\u8fdb\u7a0b\u53f7\n    int priority; \/\/ \u4f18\u5148\u7ea7\n    unsigned long pc; \/\/ \u7a0b\u5e8f\u8ba1\u6570\u5668\n    unsigned long sp; \/\/ \u6808\u6307\u9488\n    struct file *files; \/\/ \u6253\u5f00\u6587\u4ef6\u5217\u8868\n    \/\/ \u5176\u4ed6\u6210\u5458...\n};<\/pre>\n
      \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \n
    1. \u7a0b\u5e8f\u6bb5<\/li>\n<\/ol>\n
      \u7a0b\u5e8f\u6bb5\u662f\u8fdb\u7a0b\u4e2d\u5b58\u653e\u4ee3\u7801\u7684\u90e8\u5206\uff0c\u5b83\u5305\u542b\u4e86\u8fdb\u7a0b\u7684\u53ef\u6267\u884c\u4ee3\u7801\u3002\u5728Linux\u4e2d\uff0c\u7a0b\u5e8f\u6bb5\u901a\u5e38\u5b58\u50a8\u5728.text\u6bb5\u4e2d\uff0c\u8be5\u6bb5\u662f\u53ea\u8bfb\u7684\uff0c\u5305\u542b\u4e86\u7a0b\u5e8f\u7684\u6307\u4ee4\u548c\u51fd\u6570\u4ee3\u7801\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u8bbf\u95ee\u7a0b\u5e8f\u6bb5\u4e2d\u7684\u6570\u636e\uff1a<\/p>\n
      #include <stdio.h>\n\nint main() {\n    char *message = \"Hello, Linux process!\";\n    printf(\"%s\n\", message);\n    return 0;\n}<\/stdio.h><\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u5b57\u7b26\u4e32”Hello, Linux process!”\u88ab\u5b58\u50a8\u5728\u7a0b\u5e8f\u6bb5\u4e2d\uff0c\u901a\u8fc7\u6307\u9488message\u8bbf\u95ee\u5e76\u8f93\u51fa\u8be5\u5b57\u7b26\u4e32\u5185\u5bb9\u3002<\/p>\n
        \n
      1. \u6570\u636e\u6bb5<\/li>\n<\/ol>\n
        \u6570\u636e\u6bb5\u662f\u8fdb\u7a0b\u4e2d\u5b58\u653e\u9759\u6001\u6570\u636e\u548c\u5168\u5c40\u53d8\u91cf\u7684\u90e8\u5206\uff0c\u5b83\u5305\u62ec\u4e86\u7a0b\u5e8f\u4e2d\u5b9a\u4e49\u7684\u5404\u79cd\u53d8\u91cf\u3002\u5728Linux\u4e2d\uff0c\u6570\u636e\u6bb5\u901a\u5e38\u5b58\u50a8\u5728.data\u6bb5\u4e2d\uff0c\u8be5\u6bb5\u4e2d\u7684\u6570\u636e\u53ef\u4ee5\u88ab\u8bfb\u5199\u8bbf\u95ee\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u636e\u6bb5\u793a\u4f8b\uff1a<\/p>\n
        #include <stdio.h>\n\nint global_var = 10;\n\nint main() {\n    int local_var = 20;\n    printf(\"Global variable: %d, Local variable: %d\n\", global_var, local_var);\n    return 0;\n}<\/stdio.h><\/pre>\n
          \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u5168\u5c40\u53d8\u91cfglobal_var\u548c\u5c40\u90e8\u53d8\u91cflocal_var\u5206\u522b\u5b58\u50a8\u5728\u6570\u636e\u6bb5\u548c\u6808\u6bb5\u4e2d\uff0c\u901a\u8fc7\u6307\u9488\u8bbf\u95ee\u5e76\u8f93\u51fa\u5b83\u4eec\u7684\u503c\u3002<\/p>\n
          \n
        1. \u6808\u6bb5<\/li>\n<\/ol>\n
          \u6808\u6bb5\u662f\u8fdb\u7a0b\u4e2d\u5b58\u653e\u51fd\u6570\u8c03\u7528\u548c\u5c40\u90e8\u53d8\u91cf\u7684\u90e8\u5206\uff0c\u5b83\u7528\u4e8e\u5b58\u50a8\u51fd\u6570\u7684\u53c2\u6570\u3001\u8fd4\u56de\u5730\u5740\u548c\u4e34\u65f6\u53d8\u91cf\u7b49\u3002\u5728Linux\u4e2d\uff0c\u6808\u6bb5\u901a\u5e38\u5b58\u50a8\u5728\u6808\u5185\u5b58\u4e2d\uff0c\u6bcf\u4e2a\u51fd\u6570\u8c03\u7528\u90fd\u4f1a\u5728\u6808\u4e0a\u5206\u914d\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6808\u6bb5\u793a\u4f8b\uff1a<\/p>\n
          #include <stdio.h>\n\nvoid func(int n) {\n    int sum = 0;\n    for (int i = 1; i <p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u51fd\u6570func\u4e2d\u7684\u53c2\u6570n\u3001\u5c40\u90e8\u53d8\u91cfsum\u548c\u5faa\u73af\u53d8\u91cfi\u7b49\u90fd\u5b58\u50a8\u5728\u6808\u6bb5\u4e2d\uff0c\u901a\u8fc7\u51fd\u6570\u8c03\u7528\u6765\u5c55\u793a\u6808\u7684\u4f7f\u7528\u3002<\/p>\n<p>\u603b\u7ed3\uff1aLinux\u8fdb\u7a0b\u7684\u5185\u90e8\u7ed3\u6784\u7531\u8fdb\u7a0b\u63a7\u5236\u5757\u3001\u7a0b\u5e8f\u6bb5\u3001\u6570\u636e\u6bb5\u548c\u6808\u6bb5\u7b49\u7ec4\u6210\uff0c\u5b83\u4eec\u5171\u540c\u6784\u6210\u4e86\u8fdb\u7a0b\u7684\u8fd0\u884c\u73af\u5883\u548c\u6267\u884c\u72b6\u6001\u3002\u901a\u8fc7\u6df1\u5165\u4e86\u89e3Linux\u8fdb\u7a0b\u7684\u5185\u90e8\u7ed3\u6784\u548c\u529f\u80fd\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u64cd\u4f5c\u7cfb\u7edf\u7684\u5de5\u4f5c\u539f\u7406\u548c\u8fdb\u7a0b\u7ba1\u7406\u673a\u5236\u3002\u5e0c\u671b\u672c\u6587\u7684\u4ecb\u7ecd\u548c\u4ee3\u7801\u793a\u4f8b\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3Linux\u8fdb\u7a0b\u7ed3\u6784\u53ca\u5176\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002<\/p><\/stdio.h><\/pre>\n
            \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
          \u4ee5\u4e0a\u5c31\u662fLinux\u8fdb\u7a0b\u7ed3\u6784\u89e3\u6790\uff1a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u4ecb\u7ecd\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
          \u6807\u9898\uff1aLinux\u8fdb\u7a0b\u7ed3\u6784\u89e3\u6790\uff1a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u4ecb\u7ecd \u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u662f\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u6700\u57fa\u672c\u7684\u6982\u5ff5\u4e4b\u4e00\u3002\u8fdb\u7a0b\u662f\u7a0b\u5e8f\u7684\u6267\u884c\u5b9e\u4f8b\uff0c\u5b83\u5728\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u62e5\u6709\u81ea\u5df1\u7684\u5185\u5b58\u7a7a\u95f4\u3001\u4ee3\u7801\u3001\u6570\u636e\u548c\u6267\u884c\u72b6\u6001\u7b49\u4fe1\u606f\u3002\u4e86\u89e3Linux\u8fdb\u7a0b\u7684\u7ed3\u6784\u5bf9\u4e8e\u7406\u89e3\u64cd\u4f5c\u7cfb\u7edf\u7684\u8fd0\u884c\u673a\u5236\u548c\u8c03\u5ea6\u539f\u7406\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecdLinux\u8fdb\u7a0b\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5305\u62ec\u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09\u3001\u7a0b\u5e8f\u6bb5\u3001\u6570\u636e\u6bb5\u3001\u6808\u6bb5\u7b49\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u6df1\u5165\u89e3\u6790\u5176\u5185\u90e8\u7ed3\u6784\u548c\u529f\u80fd\u3002 \u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09 \u8fdb\u7a0b\u63a7\u5236\u5757\u662f\u64cd\u4f5c\u7cfb\u7edf\u7528\u6765\u7ba1\u7406\u8fdb\u7a0b\u7684\u91cd\u8981\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u4fdd\u5b58\u4e86\u8fdb\u7a0b\u7684\u5404\u79cd\u4fe1\u606f\uff0c\u5305\u62ec\u8fdb\u7a0b\u72b6\u6001\u3001\u8fdb\u7a0b\u53f7\u3001\u7236\u8fdb\u7a0b\u53f7\u3001\u4f18\u5148\u7ea7\u3001\u7a0b\u5e8f\u8ba1\u6570\u5668\u3001\u5806\u6808\u6307\u9488\u3001\u6253\u5f00\u6587\u4ef6\u5217\u8868\u7b49\u3002PCB\u4e2d\u7684\u4fe1\u606f\u5bf9\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u884c\u8fdb\u7a0b\u8c03\u5ea6\u3001\u8d44\u6e90\u7ba1\u7406\u548c\u5206\u914d\u7b49\u8d77\u7740\u91cd\u8981\u4f5c\u7528\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684Linux\u8fdb\u7a0b\u63a7\u5236\u5757\u7684\u7ed3\u6784\u793a\u4f8b\uff1a struct task_struct { pid_t pid; \/\/ \u8fdb\u7a0b\u53f7 pid_t ppid; \/\/ \u7236\u8fdb\u7a0b\u53f7 int priority; \/\/ \u4f18\u5148\u7ea7 unsigned long pc; \/\/ \u7a0b\u5e8f\u8ba1\u6570\u5668 unsigned long sp; \/\/ \u6808\u6307\u9488 struct file *files; \/\/ \u6253\u5f00\u6587\u4ef6\u5217\u8868 \/\/ \u5176\u4ed6\u6210\u5458… }; \u767b\u5f55\u540e\u590d\u5236 \u7a0b\u5e8f\u6bb5 \u7a0b\u5e8f\u6bb5\u662f\u8fdb\u7a0b\u4e2d\u5b58\u653e\u4ee3\u7801\u7684\u90e8\u5206\uff0c\u5b83\u5305\u542b\u4e86\u8fdb\u7a0b\u7684\u53ef\u6267\u884c\u4ee3\u7801\u3002\u5728Linux\u4e2d\uff0c\u7a0b\u5e8f\u6bb5\u901a\u5e38\u5b58\u50a8\u5728.text\u6bb5\u4e2d\uff0c\u8be5\u6bb5\u662f\u53ea\u8bfb\u7684\uff0c\u5305\u542b\u4e86\u7a0b\u5e8f\u7684\u6307\u4ee4\u548c\u51fd\u6570\u4ee3\u7801\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u8bbf\u95ee\u7a0b\u5e8f\u6bb5\u4e2d\u7684\u6570\u636e\uff1a #include <stdio.h> int main() { char *message = “Hello, Linux process!”; printf(“%s “, message); return […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-17765","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/17765","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=17765"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/17765\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=17765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=17765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=17765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}