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Article #853Re: 初手问一个脚本的小问题
From: yunhai
Date: Sat, 27 Sep 2008 07:32
Date: Sat, 27 Sep 2008 07:32
30 lines
3476 bytes
3476 bytes
On Sat, 27 Sep 2008 13:23:02 +0800, Jian Lee <jian.li@turbolinux.com.cn> wrote: > �滻����exec����Ľ�̣��ٸ����ӣ� > > ��һ��terminal��������� > # exec ls > > ����ʲô�ˣ��Dz���terminal���ڹر��ˣ�����Ĺ����ǣ� > terminal���������ls��̣�ls����滻����ĸ���̣�Ҳ����terminal�� > �?terminal��̾Ͳ������ˡ�ls������ϣ��˳��ˣ����ڵ�Ȼ�ر��ˡ� > > ��һ�������ǿ��Կ������ ID����һ��terminal�� > # echo $$ ; ���Կ�����ǰ��̵�ID > # bash ; �����ڿ���ID��һ�������治һ���ˣ���Ϊ����������һ���µĽ�� > # echo $$ ; ��ס��������صļҳ�ID�ţ����Ϊ ���ס� > # exec sh > # echo $$ ; ���ﷵ�صĽ��͡��ס���һ��ġ� лл��Ľ��͡� ����һЩ�����ġ� ��exec���滻��̣�������exec������������&�Ļ�����ôʵ��Ч���Dz��Ǿ���exec�����һ����߶���ʹ���µĽ��ID��������terminal��ִ��exec opera &��opera &�� �������������ڽű���ʹ��exec���������ֱ����terminal��ִ��exec���е㲻һ��ֱ��ִ��exec opera֮�ر�opera��terminal����Ҳ����֮�رգ�������ڽű����õĻ����ر�opera��ԭ����terminal����رգ����IDҲ���䡣����Ϊʲô�أ���ִ�нű���ʱ���¿�һ��bash�𣿿����ڽű��ﲻ��exec�������Ҳû�з��ֶ��һ��bash�� -- Using Opera's revolutionary e-mail client: http://www.opera.com/mail/
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From: yunhai <yunyousihaiAT@gmail.dotcom>
Newsgroups: cn.comp.os.linux
Subject: Re: 初手问一个脚本的小问题
Date: Sat, 27 Sep 2008 15:32:17 +0800
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