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<?xml version="1.0" encoding="gb2312"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"/><title>Re: 请问pSOS中的ev_send()!!!!!!!!!!!!! turbolinux </title></head><body><center><h1>BBS 水木清华站∶精华区</h1></center><a name="top"></a>发信人:&nbsp;doot&nbsp;(ltt),&nbsp;信区:&nbsp;Embedded&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />标&nbsp;&nbsp;题:&nbsp;Re:&nbsp;请问pSOS中的ev_send()!!!!!!!!!!!!!!!!!&nbsp;<br />发信站:&nbsp;BBS&nbsp;水木清华站&nbsp;(Wed&nbsp;Oct&nbsp;25&nbsp;11:19:30&nbsp;2000)&nbsp;<br />&nbsp;<br />检查你的任务在运行否。任务的切换有无问题,因为ev_send是&nbsp;<br />与任务有关的,若任务不等待该event,则无反应,&nbsp;<br />另外,多个event送到一个task时任务只认为是一个。&nbsp;<br />你可以去掉别的任务试一下。&nbsp;<br />【&nbsp;在&nbsp;aaag&nbsp;(今日无米!!)&nbsp;的大作中提到:&nbsp;】&nbsp;<br />∶<i>&nbsp;&nbsp;我发现我用&nbsp;ev_send()时,总是死机,不返回,怎么回事??&nbsp;</i><br />∶<i>&nbsp;&nbsp;if&nbsp;(ev_send(Tid,&nbsp;PEV_QEVENT))&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;&nbsp;return(-1);&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;并且在任务Tid中,&nbsp;</i><br />∶<i>&nbsp;if&nbsp;(ev_receive(PEV_QEVENT|PEV_TIMER,EV_ANY,0,&amp;events))&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;k_fatal(0x10000,&nbsp;0);&nbsp;</i><br />∶<i>&nbsp;不知道ev_send()总是不返回??怎么回事???&nbsp;</i><br />&nbsp;<br />&nbsp;<br />--&nbsp;<br />&nbsp;<br />※&nbsp;来源:·BBS&nbsp;水木清华站&nbsp;smth.org·[FROM:&nbsp;202.117.114.8]&nbsp;<br /><a href="00000002.htm">上一篇</a><a href="javascript:history.go(-1)">返回上一页</a><a href="index.htm">回到目录</a><a href="#top">回到页首</a><a href="00000004.htm">下一篇</a></h1></center><center><h1>BBS 水木清华站∶精华区</h1></center></body></html>

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