{"id":1140,"date":"2010-08-18T12:26:17","date_gmt":"2010-08-18T04:26:17","guid":{"rendered":"http:\/\/edsionte.com\/techblog\/?p=1140"},"modified":"2010-08-18T12:38:10","modified_gmt":"2010-08-18T04:38:10","slug":"list-h%e7%9a%84%e7%ae%80%e5%8d%95%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"http:\/\/edsionte.com\/techblog\/archives\/1140","title":{"rendered":"list.h\u7684\u7b80\u5355\u5e94\u7528"},"content":{"rendered":"<p>\u65e2\u7136\u6211\u4eec\u5206\u6790\u4e86list.h\uff0c\u90a3\u4e48\u5c31\u8981\u5b66\u4ee5\u81f4\u7528\uff0c\u56e0\u4e3a\u901a\u8fc7\u5177\u4f53\u7684\u4f8b\u5b50\u6211\u4eec\u624d\u80fd\u771f\u5b9e\u611f\u53d7\u5230\u53cc\u94fe\u8868\u7684\u7528\u6cd5\u3002\u672c\u6587\u9996\u5148\u4e3a\u4f60\u5448\u73b0\u4e00\u4e2a\u6700\u57fa\u672c\u7684\u53cc\u94fe\u8868\u4f7f\u7528\u65b9\u6cd5\uff0c\u7136\u540e\u5728\u5f15\u7528\u53e6\u5916\u4e24\u4e2a\u4f8b\u5b50\uff0c\u5927\u5bb6\u53ef\u4ee5\u53bb\u4eb2\u81ea\u8bd5\u8bd5\u3002<\/p>\n<p>1.\u7b80\u5355\u7684\u5b66\u751f\u7ba1\u7406\u7cfb\u7edf<\/p>\n<p>\u8fd9\u91cc\u5b66\u751f\u7ba1\u7406\u7cfb\u7edf\u53ea\u662f\u4e2a\u57fa\u672c\u6a21\u578b\uff1a\u7528\u6237\u8f93\u5165\u6570\u636e\uff0c\u7136\u540e\u901a\u8fc7\u8f93\u51fa\u91cd\u5b9a\u5411\u5230stuInfo.txt\u6587\u4ef6\u5f53\u4e2d\u3002\u5148\u770b\u5b66\u751f\u4fe1\u606f\u6570\u636e\u7ed3\u6784\uff1a<\/p>\n<pre class=\"brush:c\">struct postinfo\r\n{\r\n\tchar id[20];\r\n\tchar name[20];\r\n\tchar sex[10];\r\n\tchar addr[50];\r\n\tchar email[20];\r\n\tstruct list_head list;\r\n};<\/pre>\n<p>\u6b63\u5982\u6211\u4eec\u524d\u9762\u6240\u8bf4\u7684\u90a3\u6837\uff0c\u6574\u4e2a\u53cc\u94fe\u8868\u662f\u901a\u8fc7struct list_head\u7ed3\u6784\u94fe\u63a5\u8d77\u6765\u7684\uff0c\u8fd9\u6837\u6211\u4eec\u6bcf\u6b21\u5bf9\u67d0\u4e2a\u7ed3\u70b9\u7684\u64cd\u4f5c\uff0c\u90fd\u662f\u5148\u83b7\u5f97list\u5b57\u6bb5\u7684\u5730\u5740\uff0c\u8fdb\u800c\u901a\u8fc7list_entry\u5b8f\u83b7\u5f97\u5f53\u524d\u7ed3\u70b9\u7684\u5730\u5740\u3002<\/p>\n<p>\u9996\u5148\uff0c\u521b\u5efa\u5934\u6307\u9488\u3002\u6ce8\u610f\u6211\u8fd9\u91cc\u8bf4\u7684\u662f\u5934\u6307\u9488\uff0c\u5e76\u4e0d\u662f\u5934\u7ed3\u70b9\uff0c\u56e0\u6b64\u4f60\u5e94\u8be5\u53ef\u4ee5\u7406\u89e3\u4e3a\u4ec0\u4e48\u4e0b\u9762\u4f1a\u9996\u5148\u521b\u5efa\u4e00\u4e2astruct list_head\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u800c\u4e0d\u662fstruct postinfo\u7c7b\u578b\u7684\u53d8\u91cf\u3002<\/p>\n<pre class=\"brush:c\">\tstruct list_head head;\r\n\tINIT_LIST_HEAD(&amp;head);<\/pre>\n<p>\u521b\u5efa\u597d\u5934\u6307\u9488\uff0c\u6211\u4eec\u63a5\u4e0b\u6765\u5c31\u53bb\u589e\u52a0\u5b66\u751f\u4fe1\u606f\u3002\u6bcf\u6b21\u90fd\u5148\u751f\u6210\u4e00\u4e2astruct postinfo\u7c7b\u578b\u7684\u53d8\u91cftmp\uff0c\u518d\u5c06\u6bcf\u6b21\u8981\u589e\u52a0\u7684\u4fe1\u606f\u90fd\u6682\u65f6\u4fdd\u5b58\u5728\u6b64\u53d8\u91cf\u4e2d\uff0c\u63a5\u7740\u5c31\u5229\u7528\u4e0a\u6b21\u6211\u4eec\u6240\u8bf4\u7684\u589e\u52a0\u51fd\u6570\uff1a<\/p>\n<pre class=\"brush:c\">list_add_tail(&amp;(tmp-&gt;list),head);<\/pre>\n<p>\u6ce8\u610f\u8fd9\u91cc\u6211\u4eec\u4f7f\u7528\u7684\u662f&amp;(tmp-&gt;list)\uff0c\u6b63\u5982\u6211\u4eec\u4e00\u5f00\u59cb\u6240\u8bf4\u7684\u6bcf\u6b21\u5bf9\u7ed3\u70b9\u7684\u64cd\u4f5c\u5b9e\u9645\u4e0a\u90fd\u662f\u901a\u8fc7list\u5b57\u6bb5\u53bb\u5b8c\u6210\u7684\u3002<\/p>\n<p>\u6dfb\u52a0\u5b8c\u6bd5\u540e\uff0c\u5982\u4f55\u53bb\u6253\u5370\u6570\u636e\uff1f\u4f7f\u7528\u6211\u4eec\u7684\u904d\u5386\u5b8f\u3002pos\u53ea\u662f\u4e00\u4e2astruct list_head\u7c7b\u578b\u7684\u6307\u9488\uff0c\u8fd9\u4e2a\u5b8f\u4f1a\u9996\u5148\u4f7f\u5f97pos\u6307\u5411head-&gt;next\uff0c\u5373list\u94fe\u8868\u7684\u7b2c\u4e00\u4e2a\u7ed3\u70b9\uff08\u800c\u975e\u7b2c\u4e00\u4e2a\u5b66\u751f\u4fe1\u606f\u7ed3\u70b9\uff09\u3002\u6bcf\u6b21\u79fb\u52a8\u94fe\u8868\u540e\uff0c\u901a\u8fc7pos\u83b7\u5f97\u5f53\u524d\u7ed3\u70b9\u7684\u5730\u5740\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u83b7\u5f97\u5176\u4ed6\u6570\u636e\u5b57\u6bb5\u7684\u5730\u5740\u4e86\u3002<\/p>\n<pre class=\"brush:c\">\tlist_for_each(pos,head)\r\n\t{\r\n\t\tpinfo=list_entry(pos,struct postinfo,list);\r\n\t\tprintf(\"%s %s %s %s %s\\n\",pinfo-&gt;id,pinfo-&gt;name,pinfo-&gt;sex,pinfo-&gt;addr,pinfo-&gt;email);\r\n        }<\/pre>\n<p>\u8fd9\u4e2a\u6f14\u793a\u7a0b\u5e8f\u5173\u952e\u90e8\u5206\u5c31\u662f\u8fd9\u6837\uff0c\u5176\u4ed6\u5730\u65b9\u53ea\u8981\u4f60\u6709C\u8bed\u8a00\u57fa\u7840\uff0c\u5c31\u53ef\u4ee5\u5b8c\u6210\u7684\u3002<\/p>\n<p>2.\u904d\u5386\u8fdb\u7a0b<\/p>\n<p>\u5177\u4f53\u8fc7\u7a0b\u8bf7\u70b9\u51fb<a href=\"http:\/\/blog.chinaunix.net\/u2\/74234\/showart_1287091.html\" target=\"_blank\">\u8fd9\u91cc<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u65e2\u7136\u6211\u4eec\u5206\u6790\u4e86list.h\uff0c\u90a3\u4e48\u5c31\u8981\u5b66\u4ee5\u81f4\u7528\uff0c\u56e0\u4e3a\u901a\u8fc7\u5177\u4f53\u7684\u4f8b\u5b50\u6211\u4eec\u624d\u80fd\u771f\u5b9e\u611f\u53d7\u5230\u53cc\u94fe\u8868\u7684\u7528\u6cd5\u3002\u672c\u6587\u9996\u5148\u4e3a\u4f60\u5448 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[110],"tags":[134,108,136,137],"class_list":["post-1140","post","type-post","status-publish","format-standard","hentry","category-linux","tag-kernel","tag-linux","tag-list","tag-137"],"views":17932,"_links":{"self":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts\/1140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/comments?post=1140"}],"version-history":[{"count":0,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts\/1140\/revisions"}],"wp:attachment":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/media?parent=1140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/categories?post=1140"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/tags?post=1140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}