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List: uclinux-dev
Subject: Re: [uClinux-dev] about named pipe in uclinux
From: David Beamonte <dbeamonte () intelnet ! es>
Date: 2001-10-30 8:24:32
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I'm using fifos with no problem at all. Are you trying to create the fifo
in the romfs filesystem, which is read-only? Try to create it in the /var
directory which is RAM mounted.<br>
<br>
Regards,<br>
<br>
David Beamonte<br>
<br>
louhaiqing wrote:<br>
<blockquote type="cite" cite="mid:000001c160ff$57788e10$675afea9@ivnsvr1">
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<div><font size="2">Hi,</font></div>
<div> </div>
<div><font size="2">Does the uclinux 2.0.38.x support named pipe,i want
to create a pipe and exchange information </font></div>
<div><font size="2">between two processes by using it.</font></div>
<div> </div>
<div><font size="2">when i use :</font></div>
<div> </div>
<div><font size="2"> mkfifo test_pipe </font></div>
<div><font size="2">or</font></div>
<div><font size="2"> mknod test_pipe p</font></div>
<div> </div>
<div><font size="2">then the result is:</font></div>
<div> </div>
<div><font size="2"> cannot make pipe of test_pipe.</font></div>
<div> </div>
<div><font size="2">How can i do to solute this problem?</font></div>
<div> </div>
<div> </div>
<div><font size="2">Thanks.</font></div>
<div> </div>
<div><font size="2">
<div><font size="2">regards</font></div>
<div> </div>
<div><font size="2">haiqing lou</font></div>
<div> </div>
<div><font size="2"><a href="mailto:hqlou@sohu.com">hqlou@sohu.com</a>
</font></div>
<div> </div>
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