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X-Authentication-Warning: slinky.cs.nyu.edu: pechtcha owned process doing -bs
Date: Mon, 21 Apr 2003 11:06:45 -0400 (EDT)
From: Igor Pechtchanski <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: Alan DOT Miles AT firstdatacorp DOT com
cc: cygwin AT cygwin DOT com, <alan DOT miles AT ieee DOT org>
Subject: Re: different mount table per bash session
In-Reply-To: <OF74D4E165.A3A2C3FE-ON86256D0F.004D793D@firstdatacorp.com>
Message-ID: <Pine.GSO.4.44.0304211105020.19398-100000@slinky.cs.nyu.edu>
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Alan,

If the location of the mount is the same, it doesn't matter how many times
you re-mount it.
	Igor

On Mon, 21 Apr 2003 Alan DOT Miles AT firstdatacorp DOT com wrote:

> Igor,
>
> Granted. That is why I built this script to do the mount only ONCE for all
> running instances. So when I start a second or subsequently cygwin session,
> I do NOT attempt to mount again, thus affecting things globally - I ran
> into that problem inadvertently without realising it. Once I caught on to
> this, I came up with a method to store info in the Windows registry
> regarding the number of running instances, but this approach was
> problematic. That is when I came up with the below.
>
> I am using this method very successfully here at work and at home. I just
> wanted to pass on my tip.
>
> --------------------------------
> Alan Miles
>
> |---------+---------------------------->
> |         |           Igor Pechtchanski|
> |         |           <pechtcha AT cs DOT nyu.|
> |         |           edu>             |
> |         |                            |
> |         |           04/21/2003 08:54 |
> |         |           AM               |
> |         |           Please respond to|
> |         |           cygwin           |
> |         |                            |
> |---------+---------------------------->
>   >------------------------------------------------------------------------------------------------------------------------------|
>   |                                                                                                                              |
>   |       To:       Alan DOT Miles AT firstdatacorp DOT com                                                                                 |
>   |       cc:       cygwin AT cygwin DOT com, <saber DOT zrelli AT st DOT com>, <alan DOT miles AT ieee DOT org>                                              |
>   |       bcc:                                                                                                                   |
>   |       Subject:  Re: different mount table per bash session                                                                   |
>   >------------------------------------------------------------------------------------------------------------------------------|
>
>
>
>
> On Mon, 21 Apr 2003 Alan DOT Miles AT firstdatacorp DOT com wrote:
>
> > Saber,
> >
> > I had the same problem.
> >
> >      >>hi there ,
> >
> >      >>I'm using cygwin bash to run many TCP/IP servers on the same host
> >      >>machine , i need each server to work with a separate drive ,  so each
> >      >> time i start a server the first thing i do is to mount automatically
> >      >> its corresponding  drive , but the result is that the latest mounts
> >
> >      >> suppress the previous one , so i have allways the same drive for all
> >      >> my servers.
> >
> >      >> any help ?
> >
> >      >> Best Regards.
> >
> >      >>Saber.
> >
> > My solution uses the following saved as
> > "/usr/bin/GetNumberRunningInstances"
> >
> >
> > <Start Of Script>
> > #!/bin/bash
> > #The "/usr/bin/GetNumberRunningInstances" script
> >
> > let TheInstanceNumber="$(/usr/bin/ps -ef | /usr/bin/gawk -F ' ' ' BEGIN {
> > TheCount = 0; } { if (($3 == 1) && ($6 == "/usr/bin/bash" )) then
> > TheCount++;} END { print TheCount }')"
> >
> >
> > /usr/bin/echo "${TheInstanceNumber}"
> >
> > # End-Of-Script.
> > < End of Script>
> >
> > To use I then use a a file in /etc/profile.d/
> >
> > containing the lines:
> >
> > let NewInstanceNumber="$(/usr/bin/GetNumberRunningInstances)"
> >
> > /usr/bin/echo ""
> > /usr/bin/echo "NewInstanceNumber: '${NewInstanceNumber}'"
> > /usr/bin/echo ""
> >
> > if [ ${NewInstanceNumber} -eq 1 ]
> > then
> >    /usr/bin/echo "<Start>    Mounting User Drives ..."
> >    /usr/bin/echo ""
> >
> >    <<mount drives>>
> >    /usr/bin/echo ""
> >    /usr/bin/echo "<Finished> Mounting User Drives ... continueing ..."
> > else
> >    /usr/bin/echo "Not Re-Mounting User Drives - Already Mounted ...
> > continueing ..."
> > fi
> >
> > /usr/bin/echo ""
> >
> > That got around the problem for me.
> > --------------------------------
> > Alan Miles
>
> Alan,
>
> FYI, once you change the mount table, you change it globally for all
> running instances.
>              Igor

-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_		pechtcha AT cs DOT nyu DOT edu
ZZZzz /,`.-'`'    -.  ;-;;,_		igor AT watson DOT ibm DOT com
     |,4-  ) )-,_. ,\ (  `'-'		Igor Pechtchanski
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

Knowledge is an unending adventure at the edge of uncertainty.
  -- Leto II


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