{"id":39921,"date":"2023-12-11T14:49:14","date_gmt":"2023-12-11T06:49:14","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=39921"},"modified":"2023-12-11T14:49:14","modified_gmt":"2023-12-11T06:49:14","slug":"%e8%af%b7%e4%bd%a0%e6%9d%a5%e8%af%b4%e4%b8%80%e4%b8%8bfork%e5%87%bd%e6%95%b0%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/%e8%af%b7%e4%bd%a0%e6%9d%a5%e8%af%b4%e4%b8%80%e4%b8%8bfork%e5%87%bd%e6%95%b0%ef%bc%9f\/","title":{"rendered":"\u8bf7\u4f60\u6765\u8bf4\u4e00\u4e0bfork\u51fd\u6570\uff1f"},"content":{"rendered":"<p>&#8220;`Fork\uff1a\u521b\u5efa\u4e00\u4e2a\u548c\u5f53\u524d\u8fdb\u7a0b\u6620\u50cf\u4e00\u6837\u7684\u8fdb\u7a0b\u53ef\u4ee5\u901a\u8fc7fork( )\u7cfb\u7edf\u8c03\u7528\uff1a<\/p>\n<p>#include &lt;sys\/types.h&gt;<\/p>\n<p>#include &lt;unistd.h&gt;<\/p>\n<p>pid_t fork(void);<\/p>\n<p>\u6210\u529f\u8c03\u7528fork( )\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u8fdb\u7a0b\uff0c\u5b83\u51e0\u4e4e\u4e0e\u8c03\u7528fork( )\u7684\u8fdb\u7a0b\u4e00\u6a21\u4e00\u6837\uff0c\u8fd9\u4e24\u4e2a\u8fdb\u7a0b\u90fd\u4f1a\u7ee7\u7eed\u8fd0\u884c\u3002\u5728\u5b50\u8fdb\u7a0b\u4e2d\uff0c\u6210\u529f\u7684fork( )\u8c03\u7528\u4f1a\u8fd4\u56de0\u3002\u5728\u7236\u8fdb\u7a0b\u4e2dfork( )\u8fd4\u56de\u5b50\u8fdb\u7a0b\u7684pid\u3002\u5982\u679c\u51fa\u73b0\u9519\u8bef\uff0cfork( )\u8fd4\u56de\u4e00\u4e2a\u8d1f\u503c\u3002<\/p>\n<p>\u6700\u5e38\u89c1\u7684fork( )\u7528\u6cd5\u662f\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u8fdb\u7a0b\uff0c\u7136\u540e\u4f7f\u7528exec( )\u8f7d\u5165\u4e8c\u8fdb\u5236\u6620\u50cf\uff0c\u66ff\u6362\u5f53\u524d\u8fdb\u7a0b\u7684\u6620\u50cf\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6d3e\u751f\uff08fork\uff09\u4e86\u65b0\u7684\u8fdb\u7a0b\uff0c\u800c\u8fd9\u4e2a\u5b50\u8fdb\u7a0b\u4f1a\u6267\u884c\u4e00\u4e2a\u65b0\u7684\u4e8c\u8fdb\u5236\u53ef\u6267\u884c\u6587\u4ef6\u7684\u6620\u50cf\u3002\u8fd9\u79cd\u201c\u6d3e\u751f\u52a0\u6267\u884c\u201d\u7684\u65b9\u5f0f\u662f\u5f88\u5e38\u89c1\u7684\u3002<\/p>\n<p>\u5728\u65e9\u671f\u7684Unix\u7cfb\u7edf\u4e2d\uff0c\u521b\u5efa\u8fdb\u7a0b\u6bd4\u8f83\u539f\u59cb\u3002\u5f53\u8c03\u7528fork\u65f6\uff0c\u5185\u6838\u4f1a\u628a\u6240\u6709\u7684\u5185\u90e8\u6570\u636e\u7ed3\u6784\u590d\u5236\u4e00\u4efd\uff0c\u590d\u5236\u8fdb\u7a0b\u7684\u9875\u8868\u9879\uff0c\u7136\u540e\u628a\u7236\u8fdb\u7a0b\u7684\u5730\u5740\u7a7a\u95f4\u4e2d\u7684\u5185\u5bb9\u9010\u9875\u7684\u590d\u5236\u5230\u5b50\u8fdb\u7a0b\u7684\u5730\u5740\u7a7a\u95f4\u4e2d\u3002\u4f46\u4ece\u5185\u6838\u89d2\u5ea6\u6765\u8bf4\uff0c\u9010\u9875\u7684\u590d\u5236\u65b9\u5f0f\u662f\u5341\u5206\u8017\u65f6\u7684\u3002\u73b0\u4ee3\u7684Unix\u7cfb\u7edf\u91c7\u53d6\u4e86\u66f4\u591a\u7684\u4f18\u5316\uff0c\u4f8b\u5982Linux\uff0c\u91c7\u7528\u4e86\u5199\u65f6\u590d\u5236\u7684\u65b9\u6cd5\uff0c\u800c\u4e0d\u662f\u5bf9\u7236\u8fdb\u7a0b\u7a7a\u95f4\u8fdb\u7a0b\u6574\u4f53\u590d\u5236\u3002<\/p>\n<p>&#8220;`<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;`Fork\uff1a\u521b\u5efa\u4e00\u4e2a\u548c\u5f53\u524d\u8fdb\u7a0b\u6620\u50cf\u4e00\u6837\u7684\u8fdb\u7a0b\u53ef\u4ee5\u901a\u8fc7fork( )\u7cfb\u7edf\u8c03\u7528\uff1a #include  [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-39921","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/39921","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=39921"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/39921\/revisions"}],"predecessor-version":[{"id":39922,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/39921\/revisions\/39922"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=39921"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=39921"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=39921"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}