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Re: chmod on named pipes
- From: Christopher Faylor <cgf-no-personal-reply-please at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Sat, 25 Dec 2004 19:37:10 -0500
- Subject: Re: chmod on named pipes
- References: <20041226002836.GQ18385@OCF.Berkeley.EDU>
- Reply-to: cygwin at cygwin dot com
On Sat, Dec 25, 2004 at 04:28:36PM -0800, Jeremy Lin wrote:
>I'm trying to get a program running on Cygwin, but this program depends
>on being able to change permissions on a named pipe. chmod doesn't
>actually seem to work for this, but it doesn't return nonzero either.
>From what I can see, the mode argument in the initial mkfifo call is
>respected, but I can't actually change the mode after it's been created.
>Is this a known limitation, or am I missing something? I also tried
>looking at the cygwin dll source to see how chmod is implemented, but
>haven't had much luck finding the right spot as of yet (if it's even in
>that particular package), so any pointers there would be appreciated.
fgrep chmod *.cc
seems to do a wonderful job finding several likely suspects for where
chmod would be implemented.
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