Misc #12474: Wishlist for Windows Unix compatibility features

• Status: Third Party's Issue
• Assignee: -
• Tags: win

[naruse (Yui NARUSE)]

fork(2)

Windows already has related features like CreateProcess, but for servers and workers fork is required for source code compatibility of existing scripts,
which are written for Unix.

nonblocking IO

• To check socket's availability by IO#read_nonblock https://github.com/ruby/ruby/pull/1089
• O_NONBLOCK

Signal

Windows doesn't support true Signal.
https://msdn.microsoft.com/en-us//library/xdkz3x12.aspx

tz

Get IANA timezone name of current timezone from OS.

Remove a file which is opened by another process

If the process opens the file with CreateFile with FILE_SHARE_DELETE flag, another process can remove the file.
But in that case processes can't remove its parent folder.
https://bugs.ruby-lang.org/issues/11218

symlink

Windows has mklink and SeCreateSymbolicLinkPrivilege, but it has some limitations.
http://k-takata.o.oo7.jp/diary/2013-04.html#03
https://twitter.com/n0kada/status/570232516545638400

[Bug #18882] On 64-mingw-ucrt, File.read() sometimes doesn't read entire file (alanwu)

https://github.com/ruby/dev-meeting-log/blob/master/DevMeeting-2022-07-21.md#bug-18882-on-64-mingw-ucrt-fileread-sometimes-doesnt-read-entire-file-alanwu

fd

Generic handling of file, pipe, socket by fd

fd passing to child process other than 0,1,2

Get access mode from fd/HANDLE

System side append mode

https://bugs.ruby-lang.org/issues/18605

a high performance selector API

https://tonyarcieri.com/a-gentle-introduction-to-nio4r

socket

CloseHandle should work with socket.

writev(2)

https://twitter.com/okuoku/status/670212493134852097
https://msdn.microsoft.com/ja-jp/library/windows/desktop/aa365749%28v=vs.85%29.aspx

ANSI color code

http://srad.jp/story/16/02/09/0639223/

UNIXSocket

We can emuate UNIXSocket with named pipe?
Implemented [Feature #19135]

[k_takata (Ken Takata)]

http://homepage3.nifty.com/k-takata/diary/2013-04.html#03

This page was moved to:
http://k-takata.o.oo7.jp/diary/2013-04.html#03

[naruse (Yui NARUSE)]

• Description updated (diff)

This page was moved

Thank! fixed.

[nobu (Nobuyoshi Nakada)]

• Description updated (diff)

[naruse (Yui NARUSE)]

• Description updated (diff)

[emk (Masatoshi Kimura)]

Remove a file which is opened by another process

Fall Creators Update added FILE_DISPOSITION_POSIX_SEMANTICS.
https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/content/ntddk/ns-ntddk-_file_disposition_information_ex

UNIXSocket

April 2018 Update added AF_UNIX sockets.
https://blogs.msdn.microsoft.com/commandline/2018/02/07/windowswsl-interop-with-af_unix/

Just FYI, I did not test them.

[naruse (Yui NARUSE)]

• Description updated (diff)

[naruse (Yui NARUSE)]

• Tags set to win

[ioquatix (Samuel Williams)]

UNIXSocket is implemented in https://bugs.ruby-lang.org/issues/19135

[naruse (Yui NARUSE)]

• Description updated (diff)

[naruse (Yui NARUSE)]

• Description updated (diff)