From: Linda Walsh <cygwin@tlinx.org>
To: cygwin@cygwin.com
Subject: Re: No support for sharing unnamed semaphores between processes through shared memory?
Date: Tue, 25 Sep 2012 21:20:00 -0000 [thread overview]
Message-ID: <50621C0F.7050208@tlinx.org> (raw)
In-Reply-To: <CALom-kwFp1EAfb4g5fqB6xrPR8Cak+3jSrr289mgao1B9U7HOw@mail.gmail.com>
Matt Sexton wrote:
> Hello,
>
> I am attempting to port to Cygwin an application that synchronizes
> between processes using unnamed semaphores in shared memory. Both
> processes have mapped the shared memory region, one process
> initialize
----
There's a cygwin process that you have to have running
for shared memory that "hosts" or holds on to the shared
memory.
I think it is the Cygwin cygserver....(but don't kill me if I'm wrong)...
Something needs to hang around and hold onto that shared memory, or windows
will recycle it.
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
next prev parent reply other threads:[~2012-09-25 21:03 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-10 19:17 Matt Sexton
2012-09-25 21:20 ` Linda Walsh [this message]
2012-09-27 10:26 ` Gregory M. Turner
2012-10-09 13:54 ` Corinna Vinschen
2012-10-09 13:54 ` Corinna Vinschen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=50621C0F.7050208@tlinx.org \
--to=cygwin@tlinx.org \
--cc=cygwin@cygwin.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).