{"id":117,"date":"2008-12-28T22:43:21","date_gmt":"2008-12-28T14:43:21","guid":{"rendered":"http:\/\/percy.blog.ubuntu.org.cn\/?p=117"},"modified":"2008-12-28T22:43:21","modified_gmt":"2008-12-28T14:43:21","slug":"%e5%8e%9f%e5%88%9bclean-up-world-file-%e8%84%9a%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/pjq.me\/?p=117","title":{"rendered":"[\u539f\u521b]clean up world file \u811a\u672c"},"content":{"rendered":"

\u53d1\u5728\u8fd9\u91cc\u4e86<\/a><\/p>\n

http:\/\/www.linuxsir.org\/bbs\/thread342035.html<\/p>\n

\u6bcf\u6b21\u6e05\u7406world file\u90fd\u8981\u53bb\u627e\u90a3\u4e00\u5806\u547d\u4ee4,\u4e4b\u524d\u627e\u5230\u82f1\u6587\u7248\u7684\u5728\u8fd9\u91cc<\/span><\/a>\u3002<\/p>\n

\u73b0\u5728\u6211\u5c06\u4e3b\u8981\u8fc7\u7a0b\u5199\u5728\u4e00\u4e2a\u811a\u672c\u91cc\u4e86\uff0c\u4e0b\u6b21\u53ea\u8981\u6267\u884c\u4e00\u4e0b\u8fd9\u4e2a\u811a\u672c\u5c31\u884c\u4e86\u3002
\n\u7528wgetpaste\u8d34\u5728\u4e86\u8fd9\u91cc<\/span><\/a>\u3002<\/p>\n

\u4e3b\u8981\u4f1a\u6267\u884c\u5982\u4e0b\u6b65\u9aa4\uff1a<\/p>\n

\n
\u4ee3\u7801:<\/div>\n
\n
    echo \"***********************************************\"\n    echo \"The system will do the follow steps automaticly:\"\n    echo \"1.cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world\"\n    echo \"2.regenworld\"\n    echo \"3.emerge --depclean -p\"\n    echo \"4.emerge --depclean\"\n    echo \"5.emerge -uDN world -pv\"\n    echo \"6.emerge -uDN world\"\n    echo \"7.revdep-rebuild\"\n    echo \"8.eclean-dist -d\"\n    echo \"***********************************************\"<\/div><\/pre>\n<\/div>\n
\u811a\u672c\u4ee3\u7801\uff1a<\/p>\n
\n
\u4ee3\u7801:<\/div>\n
\n
pjq@Gentoo-PJQ ~ $ cat clwd.sh\n#########################################################################\n# Author: pengjianqing@sina.com\n# Created Time: Sun 28 Dec 2008 07:50:48 PM CST\n# File Name: clwd.sh\n# Description:\n# This file is used to clean your  world file.\n#USAGE:\n#     .\/clwd.sh -y,Clean your world file automaticly.\n#     .\/clwd.sh -n,You need to answer the question by yourself.\n#########################################################################\n#!\/bin\/bash\n\ncleanworld()\n{\n    echo \"***********************************************\"\n    read -p \"Back up the world file and regenerate the world file?[y\/n]:\" ANSWER\n    if [ \"y\"  = $ANSWER ];then\n    echo \"cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world\"\n    cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world\n    echo \"regenworld\"\n    regenworld\n    fi\n\n    echo \"***********************************************\"\n    read -p \"Execute emerge --depclean -p?[y\/n]:\" ANSWER\n    if [ \"y\" = $ANSWER  ];then\n    emerge --depclean -p\n    fi\n\n    echo \"***********************************************\"\n    read -p \"Execute emerge --depclean ?[y\/n]:\" ANSWER\n    if [ \"y\" = $ANSWER  ];then\n    emerge --depclean\n    fi\n\n    echo \"***********************************************\"\n    read -p \"Execute emerge -uDN world -pv?[y\/n]:\" ANSWER\n    if [ \"y\" = $ANSWER  ];then\n    emerge -uDN world -pv\n    fi\n\n    echo \"***********************************************\"\n    read -p \"Execute emerge -uDN world ?[y\/n]:\" ANSWER\n    if [ \"y\" = $ANSWER  ];then\n    emerge -uDN world\n    fi\n\n    echo \"***********************************************\"\n    read -p \"Execute revdep-rebuild?[y\/n]:\" ANSWER\n    if [ \"y\" = $ANSWER  ];then\n    revdep-rebuild\n    fi\n\n    echo \"***********************************************\"\n}\n\nautocleanworld()\n{\n    echo \"***********************************************\"\n    echo \"The system will do the follow steps automaticly:\"\n    echo \"1.cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world\"\n    echo \"2.regenworld\"\n    echo \"3.emerge --depclean -p\"\n    echo \"4.emerge --depclean\"\n    echo \"5.emerge -uDN world -pv\"\n    echo \"6.emerge -uDN world\"\n    echo \"7.revdep-rebuild\"\n    echo \"***********************************************\"\n\n    read -p \"Are you sure?[y\/n]:\" ANSWER\n\n    if [ \"y\" = $ANSWER  ];then\n    echo \"***********************************************\"\n    cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world\n    echo \"***********************************************\"\n    regenworld\n    echo \"***********************************************\"\n    emerge --depclean -p\n    echo \"***********************************************\"\n    emerge --depclean\n    echo \"***********************************************\"\n    emerge -uDN world -pv\n    echo \"***********************************************\"\n    emerge -uDN world\n    echo \"***********************************************\"\n    revdep-rebuild\n    echo \"***********************************************\"\n    fi\n\n}\nhelp()\n{\n    echo \"***********************************************\"\n    echo \"-h:help\"\n    echo \"-y:do the clean world automaticly.\"\n    echo \"-n:you need to answer the question one by one.\"\n    echo \"***********************************************\"\n    exit 0;\n}\nmyexit()\n{\n    echo \"Unknown parameter,exit\"\n    exit 0;\n}\n\nSTARTTIME=`date|cut -d \" \" -f4`\n\necho \"***********************************************\"\necho \"This is used to clean your world file\"\necho \"USAGE:\"\necho \"-h:help\"\necho \"-y:do the clean world automaticly.\"\necho \"-n:you need to answer the question one bye one.\"\necho \"***********************************************\"\n\ncase \"$1\" in\n    -y ) autocleanworld;;\n    -n ) cleanworld;;\n    -h ) help;;\n    *  ) myexit;;\nesac\n\nread -p \"Do you want to delete the independency files in \/usr\/portage\/distfiles\/?[y\/n]:\" ANSWER\n\nif [ \"y\" = $ANSWER  ];then\n    eclean-dist -d -p\nfi\n\nif [ \"y\" = $ANSWER ];then\n    read -p \"Are you sure to delete those files?[y\/n]:\" ANSWER\n\n    if [ \"y\" = $ANSWER  ];then\n    eclean-dist -d\n    fi\nfi\n\nFINISHEDTIME=`date|cut -d \" \" -f4`\n\necho \"***********************************************\"\necho \"OK,All done!Enjoy your clean world:)\"\necho \"***********************************************\"\necho Start at:$STARTTIME\necho Finished at:$FINISHEDTIME\necho \"***********************************************\"<\/div><\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
\u53d1\u5728\u8fd9\u91cc\u4e86 http:\/\/www.linuxsir.org\/bbs\/thread342035.html \u6bcf\u6b21\u6e05\u7406world file\u90fd\u8981\u53bb\u627e\u90a3\u4e00\u5806\u547d\u4ee4,\u4e4b\u524d\u627e\u5230\u82f1\u6587\u7248\u7684\u5728\u8fd9\u91cc\u3002 \u73b0\u5728\u6211\u5c06\u4e3b\u8981\u8fc7\u7a0b\u5199\u5728\u4e00\u4e2a\u811a\u672c\u91cc\u4e86\uff0c\u4e0b\u6b21\u53ea\u8981\u6267\u884c\u4e00\u4e0b\u8fd9\u4e2a\u811a\u672c\u5c31\u884c\u4e86\u3002 \u7528wgetpaste\u8d34\u5728\u4e86\u8fd9\u91cc\u3002 \u4e3b\u8981\u4f1a\u6267\u884c\u5982\u4e0b\u6b65\u9aa4\uff1a \u4ee3\u7801: echo “***********************************************” echo “The system will do the follow steps automaticly:” echo “1.cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world” echo “2.regenworld” echo “3.emerge –depclean -p” echo “4.emerge –depclean” echo “5.emerge -uDN world -pv” echo<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[68,122,151],"class_list":["post-117","post","type-post","status-publish","format-standard","hentry","category-14","tag-gentoo","tag-world","tag-clean"],"yoast_head":"\n[\u539f\u521b]clean up world file \u811a\u672c - Jianqing's Blog<\/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:\/\/pjq.me\/?p=117\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[\u539f\u521b]clean up world file \u811a\u672c - Jianqing's Blog\" \/>\n<meta property=\"og:description\" content=\"\u53d1\u5728\u8fd9\u91cc\u4e86 http:\/\/www.linuxsir.org\/bbs\/thread342035.html \u6bcf\u6b21\u6e05\u7406world file\u90fd\u8981\u53bb\u627e\u90a3\u4e00\u5806\u547d\u4ee4,\u4e4b\u524d\u627e\u5230\u82f1\u6587\u7248\u7684\u5728\u8fd9\u91cc\u3002 \u73b0\u5728\u6211\u5c06\u4e3b\u8981\u8fc7\u7a0b\u5199\u5728\u4e00\u4e2a\u811a\u672c\u91cc\u4e86\uff0c\u4e0b\u6b21\u53ea\u8981\u6267\u884c\u4e00\u4e0b\u8fd9\u4e2a\u811a\u672c\u5c31\u884c\u4e86\u3002 \u7528wgetpaste\u8d34\u5728\u4e86\u8fd9\u91cc\u3002 \u4e3b\u8981\u4f1a\u6267\u884c\u5982\u4e0b\u6b65\u9aa4\uff1a \u4ee3\u7801: echo "***********************************************" echo "The system will do the follow steps automaticly:" echo "1.cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world" echo "2.regenworld" echo "3.emerge --depclean -p" echo "4.emerge --depclean" echo "5.emerge -uDN world -pv" echo\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pjq.me\/?p=117\" \/>\n<meta property=\"og:site_name\" content=\"Jianqing's Blog\" \/>\n<meta property=\"article:published_time\" content=\"2008-12-28T14:43:21+00:00\" \/>\n<meta name=\"author\" content=\"pengjianqing\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"pengjianqing\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/pjq.me\/?p=117#article\",\"isPartOf\":{\"@id\":\"https:\/\/pjq.me\/?p=117\"},\"author\":{\"name\":\"pengjianqing\",\"@id\":\"https:\/\/pjq.me\/#\/schema\/person\/0eb1e72d1e69fbbd9b5c0bfd8e2aae60\"},\"headline\":\"[\u539f\u521b]clean up world file \u811a\u672c\",\"datePublished\":\"2008-12-28T14:43:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/pjq.me\/?p=117\"},\"wordCount\":14,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/pjq.me\/#\/schema\/person\/0eb1e72d1e69fbbd9b5c0bfd8e2aae60\"},\"keywords\":[\"Gentoo\",\"world\",\"\u811a\u672c\uff0cclean\"],\"articleSection\":[\"\u81ea\u7531\u5206\u7c7b\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/pjq.me\/?p=117#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/pjq.me\/?p=117\",\"url\":\"https:\/\/pjq.me\/?p=117\",\"name\":\"[\u539f\u521b]clean up world file \u811a\u672c - 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Jianqing's Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/pjq.me\/?p=117","og_locale":"en_US","og_type":"article","og_title":"[\u539f\u521b]clean up world file \u811a\u672c - Jianqing's Blog","og_description":"\u53d1\u5728\u8fd9\u91cc\u4e86 http:\/\/www.linuxsir.org\/bbs\/thread342035.html \u6bcf\u6b21\u6e05\u7406world file\u90fd\u8981\u53bb\u627e\u90a3\u4e00\u5806\u547d\u4ee4,\u4e4b\u524d\u627e\u5230\u82f1\u6587\u7248\u7684\u5728\u8fd9\u91cc\u3002 \u73b0\u5728\u6211\u5c06\u4e3b\u8981\u8fc7\u7a0b\u5199\u5728\u4e00\u4e2a\u811a\u672c\u91cc\u4e86\uff0c\u4e0b\u6b21\u53ea\u8981\u6267\u884c\u4e00\u4e0b\u8fd9\u4e2a\u811a\u672c\u5c31\u884c\u4e86\u3002 \u7528wgetpaste\u8d34\u5728\u4e86\u8fd9\u91cc\u3002 \u4e3b\u8981\u4f1a\u6267\u884c\u5982\u4e0b\u6b65\u9aa4\uff1a \u4ee3\u7801: echo \"***********************************************\" echo \"The system will do the follow steps automaticly:\" echo \"1.cp \/var\/lib\/portage\/world ~ && >\/var\/lib\/portage\/world\" echo \"2.regenworld\" echo \"3.emerge --depclean -p\" echo \"4.emerge --depclean\" echo \"5.emerge -uDN world -pv\" echo","og_url":"https:\/\/pjq.me\/?p=117","og_site_name":"Jianqing's Blog","article_published_time":"2008-12-28T14:43:21+00:00","author":"pengjianqing","twitter_card":"summary_large_image","twitter_misc":{"Written by":"pengjianqing","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/pjq.me\/?p=117#article","isPartOf":{"@id":"https:\/\/pjq.me\/?p=117"},"author":{"name":"pengjianqing","@id":"https:\/\/pjq.me\/#\/schema\/person\/0eb1e72d1e69fbbd9b5c0bfd8e2aae60"},"headline":"[\u539f\u521b]clean up world file \u811a\u672c","datePublished":"2008-12-28T14:43:21+00:00","mainEntityOfPage":{"@id":"https:\/\/pjq.me\/?p=117"},"wordCount":14,"commentCount":0,"publisher":{"@id":"https:\/\/pjq.me\/#\/schema\/person\/0eb1e72d1e69fbbd9b5c0bfd8e2aae60"},"keywords":["Gentoo","world","\u811a\u672c\uff0cclean"],"articleSection":["\u81ea\u7531\u5206\u7c7b"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/pjq.me\/?p=117#respond"]}]},{"@type":"WebPage","@id":"https:\/\/pjq.me\/?p=117","url":"https:\/\/pjq.me\/?p=117","name":"[\u539f\u521b]clean up world file \u811a\u672c - 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