{"id":52357,"date":"2024-12-03T08:54:01","date_gmt":"2024-12-03T00:54:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52357\/"},"modified":"2024-12-03T08:54:01","modified_gmt":"2024-12-03T00:54:01","slug":"unix%e4%b8%8elinux%e6%96%87%e4%bb%b6%e6%9d%83%e9%99%90%e7%9a%84%e5%90%ab%e4%b9%89%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52357\/","title":{"rendered":"Unix\u4e0eLinux\u6587\u4ef6\u6743\u9650\u7684\u542b\u4e49\u662f\u4ec0\u4e48"},"content":{"rendered":"

<\/b> <\/p>\n

Unix\u4e0eLinux\u6587\u4ef6\u6743\u9650\u7684\u542b\u4e49\u662f\u4ec0\u4e48<\/h1>\n

\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300aUnix\u4e0eLinux\u6587\u4ef6\u6743\u9650\u7684\u542b\u4e49\u662f\u4ec0\u4e48\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n

\u6587\u4ef6\u6743\u9650<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

st_mode<\/code><\/p>\n<\/td>\n

\n

\u542b\u4e49<\/p>\n<\/td>\n

\n

\u516b\u8fdb\u5236\u503c<\/p>\n<\/td>\n

\n

\u82f1\u6587\u6ce8\u8bb0<\/p>\n<\/td>\n<\/tr>\n

\n

S_IRUSR<\/code><\/p>\n<\/td>\n

\n

\u7528\u6237\u8bfb<\/p>\n<\/td>\n

\n

4<\/p>\n<\/td>\n

\n

READ USER<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IWUSR<\/code><\/p>\n<\/td>\n

\n

\u7528\u6237\u5199<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

WRITE USER<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IXUSR<\/code><\/p>\n<\/td>\n

\n

\u7528\u6237\u6267\u884c<\/p>\n<\/td>\n

\n

1<\/p>\n<\/td>\n

\n

EXEC USER<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IRGRP<\/code><\/p>\n<\/td>\n

\n

\u7ec4\u8bfb<\/p>\n<\/td>\n

\n

4<\/p>\n<\/td>\n

\n

READ GROUP<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IWGRP<\/code><\/p>\n<\/td>\n

\n

\u7ec4\u5199<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

WRITE GROUP<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IXGRP<\/code><\/p>\n<\/td>\n

\n

\u7ec4\u6267\u884c<\/p>\n<\/td>\n

\n

1<\/p>\n<\/td>\n

\n

EXEC GROUP<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IROTH<\/code><\/p>\n<\/td>\n

\n

\u5176\u4ed6\u7528\u6237\u8bfb<\/p>\n<\/td>\n

\n

4<\/p>\n<\/td>\n

\n

READ OTHER<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IWOTH<\/code><\/p>\n<\/td>\n

\n

\u5176\u4ed6\u7528\u6237\u5199<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

WRITE OTHER<\/code><\/p>\n<\/td>\n<\/tr>\n

\n

S_IXOTH<\/code><\/p>\n<\/td>\n

\n

\u5176\u4ed6\u7528\u6237\u6267\u884c<\/p>\n<\/td>\n

\n

1<\/p>\n<\/td>\n

\n

EXEC OTHER<\/code><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u8fd9\u4e5f\u5bf9\u5e94\u4e86\u6211\u4eec\u5e38\u89c1\u7684chmod 755<\/code>, \u4e0a\u9762\u7684\u8868\u683c\u53ef\u4ee5\u5206\u6210\u4e09\u7ec4, \u6bcf\u7ec4\u6700\u5927\u503c\u4e3a7,\u8868\u793a\u8bfb\u5199\u6267\u884c\u6743\u9650. \u4e0b\u9762\u7528C\u4ee3\u7801\u6765\u770b\u770b\u5177\u4f53\u503c:<\/p>\n

#include <stdio.h>\n#include <sys\/stat.h>\n\n\/*\nS_IRUSR: \u4f7f\u7528\u8005\u8bfb\u6743\u9650, READ USER 4\nS_IWUSR: \u4f7f\u7528\u8005\u5199\u6743\u9650, WRITE USER 2\nS_IRGRP: \u7ec4\u7528\u6237\u8bfb\u6743\u9650, READ GROUP 4\nS_IROTH: \u5176\u4ed6\u7528\u6237\u8bfb\u6743\u9650, READ OTHER 4\n*\/\n\n\nint main(int argc, char const *argv[]) {\n    printf(\n        \"S_IRUSR, S_IWUSR, S_IRGRP, S_IROTH=%o, %o, %o, %o, (S_IRUSR | S_IWUSR \"\n        \"| S_IRGRP | S_IROTH)=%o\\n\",\n        S_IRUSR, S_IWUSR, S_IRGRP, S_IROTH,\n        (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH));\n    return 0;\n}<\/pre>\n
\u7ed3\u679c:<\/p>\n
S_IRUSR, S_IWUSR, S_IRGRP, S_IROTH=400, 200, 40, 4, (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)=644<\/pre>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aUnix\u4e0eLinux\u6587\u4ef6\u6743\u9650\u7684\u542b\u4e49\u662f\u4ec0\u4e48\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8eLinux,unix\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
Unix\u4e0eLinux\u6587\u4ef6\u6743\u9650\u7684\u542b\u4e49\u662f\u4ec0\u4e48 \u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300aUnix\u4e0eLinux\u6587\u4ef6\u6743\u9650\u7684\u542b\u4e49\u662f\u4ec0\u4e48\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002 \u6587\u4ef6\u6743\u9650 st_mode \u542b\u4e49 \u516b\u8fdb\u5236\u503c \u82f1\u6587\u6ce8\u8bb0 S_IRUSR \u7528\u6237\u8bfb 4 READ USER S_IWUSR \u7528\u6237\u5199 2 WRITE USER S_IXUSR \u7528\u6237\u6267\u884c 1 EXEC USER S_IRGRP \u7ec4\u8bfb 4 READ GROUP S_IWGRP \u7ec4\u5199 2 WRITE GROUP S_IXGRP \u7ec4\u6267\u884c 1 EXEC GROUP S_IROTH \u5176\u4ed6\u7528\u6237\u8bfb 4 READ OTHER S_IWOTH \u5176\u4ed6\u7528\u6237\u5199 2 WRITE OTHER S_IXOTH \u5176\u4ed6\u7528\u6237\u6267\u884c 1 EXEC OTHER \u8fd9\u4e5f\u5bf9\u5e94\u4e86\u6211\u4eec\u5e38\u89c1\u7684chmod 755, \u4e0a\u9762\u7684\u8868\u683c\u53ef\u4ee5\u5206\u6210\u4e09\u7ec4, […]<\/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-52357","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52357","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=52357"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52357\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=52357"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=52357"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=52357"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}