[newlib-cygwin] Document recent FIFO changes

[newlib-cygwin] Document recent FIFO changes

[Ken Brown]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=84d446734f766a587e1942f08fde26990ddabd02

commit 84d446734f766a587e1942f08fde26990ddabd02
Author: Ken Brown <kbrown@cornell.edu>
Date:   Fri May 8 07:41:36 2020 -0400

    Document recent FIFO changes

Diff:
---
 winsup/cygwin/release/3.1.5 | 6 ++++++
 winsup/doc/new-features.xml | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/winsup/cygwin/release/3.1.5 b/winsup/cygwin/release/3.1.5
index 488a0e1a5..ba7f45110 100644
--- a/winsup/cygwin/release/3.1.5
+++ b/winsup/cygwin/release/3.1.5
@@ -3,6 +3,8 @@ What changed:
 
 - Support WSL symlinks.  Create those by default now.
 
+- FIFOs can now be opened multiple times for reading.
+
 
 Bug Fixes:
 ----------
@@ -22,3 +24,7 @@ Bug Fixes:
 - Fix error handling in raw disk writes and allow full disk writes
   including necessary locking on floppies as well.
   Addresses: https://cygwin.com/pipermail/cygwin/2020-April/244610.html
+
+- Fix several FIFO bugs.
+  Addresses: https://sourceware.org/pipermail/cygwin/2020-March/000206.html
+             https://sourceware.org/pipermail/cygwin/2020-April/244518.html
diff --git a/winsup/doc/new-features.xml b/winsup/doc/new-features.xml
index 60ae60de4..32479de5d 100644
--- a/winsup/doc/new-features.xml
+++ b/winsup/doc/new-features.xml
@@ -86,6 +86,10 @@ https://gitlab.freedesktop.org/terminal-wg/specifications/issues/9.
 Support WSL symlinks.  Create those by default now.
 </para></listitem>
 
+<listitem><para>
+FIFOs can now be opened multiple times for reading.
+</para></listitem>
+
 </itemizedlist>
 
 </sect2>