{"id":1015,"date":"2015-03-08T15:23:50","date_gmt":"2015-03-08T07:23:50","guid":{"rendered":"http:\/\/www.myvoipapp.com\/blogs\/yxh\/?p=1015"},"modified":"2019-02-12T20:11:47","modified_gmt":"2019-02-12T12:11:47","slug":"php%e5%9d%91%ef%bc%9aftok","status":"publish","type":"post","link":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/2015\/03\/08\/php%e5%9d%91%ef%bc%9aftok\/","title":{"rendered":"php\u5751\uff1aftok"},"content":{"rendered":"<p>\u6700\u8fd1\u6709\u4e2a\u5c0f\u9700\u6c42\uff0c\u9700\u8981php\u7a0b\u5e8f\u548c\u670d\u52a1\u5668\u7a0b\u5e8f\u4e4b\u95f4\u8fdb\u884c\u4e00\u4e9b\u7b80\u5355\u901a\u4fe1\u3002\u8c03\u7814\u4e86\u51e0\u4e2a\u8fdb\u7a0b\u95f4\u901a\u4fe1\u7684\u6280\u672f\uff0c\u9009\u62e9\u4e86\u6d88\u606f\u961f\u5217\u65b9\u5f0f\u3002<\/p>\n<p>\u6d88\u606f\u961f\u5217\u6280\u672f\u672c\u8eab\u4e0d\u590d\u6742\uff0c\u65e0\u975e\u5c31\u662f\u751f\u6210\u4e00\u4e2aID\uff0c\u7136\u540e\u4f7f\u7528\u8be5ID\u53d1\u9001\u6d88\u606f\u6216\u8005\u63a5\u53d7\u6d88\u606f\u3002\u5728C\u7a0b\u5e8f\u4e2d\uff0c\u4f7f\u7528ftok\u6765\u751f\u6210ID\uff0c\u800cphp\u540c\u6837\u63d0\u4f9b\u4e86\u76f8\u540c\u540d\u5b57\u7684\u51fd\u6570\u3002\u56e0\u6b64\uff0c\u5728php\u4ee3\u7801\u4e2d\uff0c\u60f3\u5f53\u7136\u5730\u5199\u4e0b\u4e86\u7c7b\u4f3c\u8bed\u53e5\uff1a<\/p>\n<pre>$key_t = msg_get_queue(ftok(\"\/home\", 2));<\/pre>\n<p>\u8ba9\u4eba\u60ca\u8bb6\u7684\u662f\uff0cC\u7a0b\u5e8f\u59cb\u7ec8\u63a5\u53d7\u4e0d\u5230php\u53d1\u9001\u7684\u6d88\u606f\u3002\u767e\u601d\u4e0d\u89e3\u4e4b\u4e0b\uff0c\u4f7f\u7528\u547d\u4ee4\u67e5\u770b\u7cfb\u7edf\u7684\u6d88\u606f\u961f\u5217\u60c5\u51b5\uff1a<\/p>\n<pre>ipcs -q<\/pre>\n<p>\u7ed3\u679c\u8868\u660ephp\u7a0b\u5e8f\u7684\u786e\u5728\u53d1\u9001\u6d88\u606f\uff0c\u53ea\u662fphp\u7684\u6d88\u606f\u961f\u5217ID\u4e0eC\u7a0b\u5e8f\u7684\u6d88\u606f\u961f\u5217ID\u5c45\u7136\u662f\u4e0d\u4e00\u81f4\u7684\u3002\u91cd\u65b0\u7ffb\u770b\u4e86php\u7684\u624b\u518c\uff0c\u5bf9ftok\u51fd\u6570\u662f\u8fd9\u4e48\u63cf\u8ff0\u7684\uff1a<\/p>\n<pre>int ftok ( string $pathname , <span style=\"color: #ff0000;\">string<\/span> $proj )<\/pre>\n<p>\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff1a\u7b2c\u4e8c\u4e2a\u53c2\u6570\u5c45\u7136\u662f\u5b57\u7b26\u4e32\u578b\u3002\u800c\u5728C\u51fd\u6570\u4e2d\uff0c\u8be5\u53c2\u6570\u5b9a\u4e49\u4e3aint\u578b\uff1a<\/p>\n<pre>key_t ftok(const char *pathname, int proj_id);<\/pre>\n<p>\u56e0\u6b64\uff0c\u5728php\u4ee3\u7801\u4e2d\uff0c\u5f53\u6211\u4eec\u4f20\u9012\u6574\u65702\u7ed9\u51fd\u6570ftok\u65f6\uff0cphp\u8f6c\u6362\u6210\u4e86\u5b57\u7b26\u20182\u2019\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e0a\u8ff0\u793a\u4f8b\u7684php\u4ee3\u7801\u5b9e\u9645\u76f8\u5f53\u4e8e\u4ee5\u4e0b\u8bed\u53e5\uff1a<\/p>\n<pre>$key_t = msg_get_queue(ftok(\"\/home\", <span style=\"color: #ff0000;\">'2'<\/span>));<\/pre>\n<p>\u5bfc\u81f4\u6700\u7ec8\u7684\u8ba1\u7b97\u7ed3\u679c\u4e0eC\u51fd\u6570\u4e0d\u4e00\u81f4\u3002\u4fee\u6539\u65b9\u5f0f\u4e5f\u7b80\u5355\uff0c\u5728C\u7a0b\u5e8f\u4e2d\uff0c\u5c06\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4fee\u6539\u4e3a0x32\uff0c\u4e0ephp\u4e00\u81f4\u5373\u53ef\u3002<\/p>\n<p>\u65e0\u6cd5\u7406\u89e3php\u4e3a\u4ec0\u4e48\u5c06\u7b2c\u4e8c\u4e2a\u53c2\u6570\u6539\u6210\u5b57\u7b26\u4e32\u578b\uff0c\u5b9e\u5728\u662f\u591a\u6b64\u4e00\u4e3e\uff0c\u800c\u4e14\u6beb\u65e0\u610f\u4e49\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u6709\u4e2a\u5c0f\u9700\u6c42\uff0c\u9700\u8981php\u7a0b\u5e8f\u548c\u670d\u52a1\u5668\u7a0b\u5e8f\u4e4b\u95f4\u8fdb\u884c\u4e00\u4e9b\u7b80\u5355\u901a\u4fe1\u3002\u8c03\u7814\u4e86\u51e0\u4e2a\u8fdb\u7a0b\u95f4\u901a\u4fe1\u7684\u6280\u672f\uff0c\u9009\u62e9\u4e86\u6d88\u606f\u961f\u5217\u65b9\u5f0f\u3002 \u6d88\u606f\u961f\u5217\u6280\u672f\u672c\u8eab\u4e0d\u590d\u6742\uff0c\u65e0\u975e\u5c31\u662f\u751f\u6210\u4e00\u4e2aID\uff0c&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/www.myvoipapp.com\/blogs\/yxh\/2015\/03\/08\/php%e5%9d%91%ef%bc%9aftok\/\"> Read More<span class=\"screen-reader-text\">  Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[412,150,411],"class_list":["post-1015","post","type-post","status-publish","format-standard","hentry","category-6","tag-ftok","tag-php","tag-411"],"_links":{"self":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts\/1015","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/comments?post=1015"}],"version-history":[{"count":1,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts\/1015\/revisions"}],"predecessor-version":[{"id":1016,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts\/1015\/revisions\/1016"}],"wp:attachment":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/media?parent=1015"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/categories?post=1015"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/tags?post=1015"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}