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Re: Issue with shmget
- From: sandeep_222 <sandeep_222 at yahoo dot com>
- To: cygwin at cygwin dot com
- Date: Thu, 29 Jul 2010 22:16:24 -0700 (PDT)
- Subject: Re: Issue with shmget
- References: <20060623220054.82828.qmail@web34209.mail.mud.yahoo.com> <Pine.GSO.4.63.0606231906540.17558@access1.cims.nyu.edu> <20060623231315.67350.qmail@web34211.mail.mud.yahoo.com> <Pine.GSO.4.63.0606240004240.13640@access1.cims.nyu.edu> <20060626140841.66515.qmail@web34211.mail.mud.yahoo.com>
Hello,
I have the same problem. Could you please explicitly specify what commands I
should enter in Cygwin to enable shared memory?
Thanks.
Sandeep
Rahul Gulati wrote:
>
> Thanks I was able to get over the issue your guess was
> right CYGWIN=server was not set.
>
> Rahul
>
> --- Igor Peshansky <pechtcha@cs.nyu.edu> wrote:
>
>> <http://cygwin.com/acronyms/#TOFU> reformatted.
>>
>> On Fri, 23 Jun 2006, Rahul Gulati wrote:
>>
>> > --- Igor Peshansky <pechtcha@XX.XXX.XXX> wrote:
>>
>> <http://cygwin.com/acronyms/#PCYMTNQREAIYR>.
>> Thanks.
>>
>> > > On Fri, 23 Jun 2006, Rahul Gulati wrote:
>> > >
>> > > > Hi,
>> > > >
>> > > > I am new to cygwin and trying to port existng
>> Linux
>> > > > based implementation of shared memory on
>> cygwin.
>> > > >
>> > > > I am having issues with shmget call. I tried
>> to debug
>> > > > and found out that everytime I try to call
>> shmget
>> > > > function I get an error and the main thread
>> exits:
>> > > > Program exited with code 06000
>> > > >
>> > > > cygserver is also running with default options
>> which
>> > > > includes :
>> > > > XSI IPC Shared Memory support.
>> > >
>> > > Not nearly enough information, the problem
>> reporting guidelines at
>> > > <http://cygwin.com/problems.html> were not
>> followed (e.g., no attached
>> > > cygcheck output), and your code snippet isn't
>> self-contained, doesn't
>> > > compile (even discounting Yahoo's line wrapping
>> -- next time, please
>> > > attach the code), and doesn't reproduce the bug.
>> In the absense of
>> > > the facts, I can only offer a WAG: does $CYGWIN
>> contain "server" when
>> > > you run your program?
>> > > Igor
>> >
>> > Will the system call work if i stop the daemon and
>> > just have cygserver running with default
>> options???
>>
>> You have not provided enough information for anyone
>> to help you. Please
>> read and follow the instructions at
>> > Problem reports:
>> http://cygwin.com/problems.html
>>
>> Moreover, if I understand your question correctly,
>> it does not follow at
>> all from the guess I offered and the question I
>> asked above: when you run
>> your code (the program that you provided a snippet
>> of, not the cygserver
>> daemon), does the environment variable CYGWIN
>> contain the word "server" in
>> it, as mentioned in
>> /usr/share/doc/Cygwin/cygserver.README? FYI,
>> following the instructions above would have provided
>> us with the output of
>> a tool (cygcheck) that would have answered my
>> question.
>> Igor
>> --
>> http://cs.nyu.edu/~pechtcha/
>> |\ _,,,---,,_ pechtcha@cs.nyu.edu |
>> igor@watson.ibm.com
>> ZZZzz /,`.-'`' -. ;-;;,_ Igor Peshansky, Ph.D.
>> (name changed!)
>> |,4- ) )-,_. ,\ ( `'-' old name: Igor
>> Pechtchanski
>> '---''(_/--' `-'\_) fL a.k.a
>> JaguaR-R-R-r-r-r-.-.-. Meow!
>>
>> "Las! je suis sot... -Mais non, tu ne l'es pas,
>> puisque tu t'en rends compte."
>> "But no -- you are no fool; you call yourself a
>> fool, there's proof enough in
>> that!" -- Rostand, "Cyrano de Bergerac"
>>
>
>
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