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	<title>WIFSIGNALED - 四号程序员</title>
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		<title>非正常的退出无法用WIFEXITED捕获到！</title>
		<link>https://www.coder4.com/archives/302</link>
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		<pubDate>Thu, 07 Jan 2010 02:29:32 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[waitpid]]></category>
		<category><![CDATA[WIFEXITED]]></category>
		<category><![CDATA[WIFSIGNALED]]></category>
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					<description><![CDATA[在这篇文章中，我提到了关于如何异步结束僵尸进程的问题。 其中的handler如下写的： [cpp] void handler(int num) { //我接受到了SIGCHLD的信号啦 int status; int pid = waitpid(-1, &#38;status, WNOHANG); printf(&#34;In handler.\n&#34;); if (WIFEXITED(status)) {[......] 继续阅读]]></description>
		
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