{"id":388,"date":"2013-02-12T01:16:31","date_gmt":"2013-02-11T17:16:31","guid":{"rendered":"http:\/\/my.no-ip.info\/carlos\/blog\/?p=388"},"modified":"2014-06-26T09:20:44","modified_gmt":"2014-06-26T01:20:44","slug":"fork-and-printf","status":"publish","type":"post","link":"https:\/\/carlos.aboutmy.info\/blog\/?p=388","title":{"rendered":"fork and printf"},"content":{"rendered":"<p>\u984c\u76ee\uff1a\u8acb\u554f\u4e0b\u9762\u7684\u7a0b\u5e8f\u4e00\u5171\u8f38\u51fa\u591a\u5c11\u500b &#8220;-&#8220;\uff1f<br \/>\n<code><br \/>\n#include &lt;stdio.h&gt;<br \/>\n#include &lt;stdlib.h&gt;<br \/>\n#include &lt;sys\/types.h&gt;<br \/>\n#include &lt;unistd.h&gt;<\/p>\n<p>int main(int argc, char *argv[])<br \/>\n{<br \/>\n\u3000for (int i = 0; i < 2; i++){\n\u3000\u3000fork();\n\u3000\u3000printf(\"-\");\n\u3000}\n\u3000return 0;\n}\n<\/code><br \/>\n\u5c31\u5481\u7747\uff0c\u7b54\u6848\u662f 6\uff0c\u4f46\u5be6\u969b\u662f\u5f88 tricky \u7684 8\u3002\u9019\u662f printf \u628a \"-\" \u653e\u5230\u4e86\u7de9\u5b58\u4e2d\uff0c\u4e26\u6c92\u6709\u771f\u6b63\u7684\u8f38\u51fa\uff0c\u5728 fork \u7684\u6642\u5019\uff0c\u7de9\u5b58\u88ab\u8907\u88fd\u5230\u4e86\u5b50\u9032\u7a0b\u7a7a\u9593\uff0c\u6240\u4ee5\uff0c\u5c31\u591a\u4e86\u5169\u500b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u984c\u76ee\uff1a\u8acb\u554f\u4e0b\u9762\u7684\u7a0b\u5e8f\u4e00\u5171\u8f38\u51fa\u591a\u5c11\u500b &#8220;-&#8220;\uff1f #include &lt;stdio.h&gt; #include &lt;stdlib.h&gt; #include &lt;sys\/types.h&gt; #include &lt;unistd.h&gt; int main(int argc, char *argv[]) { \u3000for (int i = 0; i < 2; i++){ \u3000\u3000fork(); \u3000\u3000printf(\"-\"); \u3000} \u3000return 0; } \u5c31\u5481\u7747\uff0c\u7b54\u6848\u662f 6\uff0c\u4f46\u5be6\u969b\u662f\u5f88 tricky \u7684 8\u3002\u9019\u662f printf \u628a \"-\" \u653e\u5230\u4e86\u7de9\u5b58\u4e2d\uff0c\u4e26\u6c92\u6709\u771f\u6b63\u7684\u8f38\u51fa\uff0c\u5728 fork \u7684\u6642\u5019\uff0c\u7de9\u5b58\u88ab\u8907\u88fd\u5230\u4e86\u5b50\u9032\u7a0b\u7a7a\u9593\uff0c\u6240\u4ee5\uff0c\u5c31\u591a\u4e86\u5169\u500b\n<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[15],"tags":[],"_links":{"self":[{"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=\/wp\/v2\/posts\/388"}],"collection":[{"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=388"}],"version-history":[{"count":2,"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=\/wp\/v2\/posts\/388\/revisions"}],"predecessor-version":[{"id":434,"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=\/wp\/v2\/posts\/388\/revisions\/434"}],"wp:attachment":[{"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/carlos.aboutmy.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}