From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin-patches@cygwin.com
Subject: Re: [PATCH 0/2] Provide virtual /dev/fd and /dev/{stdin,stdout,stderr} symlinks
Date: Tue, 22 Feb 2022 13:34:51 +0100 [thread overview]
Message-ID: <YhTYazKXC+2X2TbU@calimero.vinschen.de> (raw)
In-Reply-To: <cover.1645450518.git.johannes.schindelin@gmx.de>
Hi Johannes,
On Feb 21 14:36, Johannes Schindelin wrote:
> These symbolic links are crucial e.g. to support process substitution (Bash's
> very nice `<(SOME-COMMAND)` feature).
>
> For various reasons, it is a bit cumbersome (or impossible) to generate these
> symbolic links in all circumstances where Git for Windows wants to use its
> close fork of the Cygwin runtime.
>
> Therefore, let's just handle these symbolic links as implicit, virtual ones.
>
> If there is appetite for it, I wonder whether we should do something similar
> for `/dev/shm` and `/dev/mqueue`? Are these even still used in Cygwin?
"still used"? These are the dirs to store POSIX semaphors, message
queues and shared mem objects. These have to be real on-disk dirs.
> Johannes Schindelin (2):
> Implicitly support the /dev/fd symlink and friends
> Regenerate devices.cc
>
> winsup/cygwin/Makefile.am | 1 +
> winsup/cygwin/devices.cc | 1494 ++++++++++++++++--------------
> winsup/cygwin/devices.h | 3 +-
> winsup/cygwin/devices.in | 4 +
> winsup/cygwin/dtable.cc | 3 +
> winsup/cygwin/fhandler.h | 28 +
> winsup/cygwin/fhandler_dev_fd.cc | 53 ++
> 7 files changed, 879 insertions(+), 707 deletions(-)
> create mode 100644 winsup/cygwin/fhandler_dev_fd.cc
Pushed.
Thanks,
Corinna
next prev parent reply other threads:[~2022-02-22 12:34 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-21 13:36 Johannes Schindelin
2022-02-21 13:36 ` [PATCH 1/2] Implicitly support the /dev/fd symlink and friends Johannes Schindelin
2022-02-21 13:36 ` [PATCH 2/2] Regenerate devices.cc Johannes Schindelin
2022-02-22 12:34 ` Corinna Vinschen [this message]
2022-02-25 15:46 ` [PATCH 0/2] Provide virtual /dev/fd and /dev/{stdin, stdout, stderr} symlinks Johannes Schindelin
2022-02-28 9:24 ` Corinna Vinschen
2022-02-28 9:57 ` Corinna Vinschen
2023-03-28 8:34 ` Johannes Schindelin
2022-02-25 18:35 ` [PATCH 0/2] Provide virtual /dev/fd and /dev/{stdin,stdout,stderr} symlinks Brian Inglis
2023-03-28 8:36 ` Johannes Schindelin
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