Fill the doc string of font-lock-keywords

[gnu-emacs] / etc / PROBLEMS

diff --git a/etc/PROBLEMS b/etc/PROBLEMS
index 0f76bfc521d3663e7d5ed7a38f2aceb0a495f047..be9400bf2647a79a9188d91b46d8fc72c848d053 100644 (file)
--- a/etc/PROBLEMS
+++ b/etc/PROBLEMS
@@ -1,6 +1,7 @@
 Known Problems with GNU Emacs
 
-Copyright (C) 1987-1989, 1993-1999, 2001-2015 Free Software Foundation, Inc.
+Copyright (C) 1987-1989, 1993-1999, 2001-2016 Free Software Foundation,
+Inc.
 See the end of the file for license conditions.
 
 
@@ -458,11 +459,9 @@ smart.  It sees that the Shell uses terminal type 'unknown' and turns
 on the flag to output ^M at the end of each line.  You can fix the
 problem by adding this to your .cshrc file:
 
-    if ($?EMACS) then
-        if ("$EMACS" =~ /*) then
-            unset edit
-            stty  -icrnl -onlcr -echo susp ^Z
-        endif
+    if ($?INSIDE_EMACS && $?tcsh)
+        unset edit
+        stty -icrnl -onlcr -echo susp ^Z
     endif
 
 *** Emacs startup on GNU/Linux systems (and possibly other systems) is slow.
@@ -599,6 +598,17 @@ you have a personal configuration file (normally ~/.aspell.conf), it
 can cause this error.  Remove that file, execute 'ispell-kill-ispell'
 in Emacs, and then try spell-checking again.
 
+*** Emacs eats all file descriptors when using kqueue file notifications.
+See <http://debbugs.gnu.org/22814>.
+
+When you have a large number of buffers running auto-revert-mode, and
+Emacs is configured to use the kqueue file notification library, it
+uses an own file descriptor for every watched file.  On systems with a
+small limit of file descriptors allowed per process, like OS X, you
+could run out of file descriptors.  You won't be able to open new files.
+
+auto-revert-use-notify is set to nil in global-auto-revert-mode, therefore.
+
 * Runtime problems related to font handling
 
 ** Characters are displayed as empty boxes or with wrong font under X.
@@ -1965,6 +1975,13 @@ runtime shared library, distributed with Windows 9X.
 A workaround is to build Emacs with MinGW runtime 3.x (the latest
 version is 3.20).
 
+** addpm fails to run on Windows NT4, complaining about Shell32.dll
+
+This is likely to happen because Shell32.dll shipped with NT4 lacks
+the updates required by Emacs.  Installing Internet Explorer 4 solves
+the problem.  Note that it is NOT enough to install IE6, because doing
+so will not install the Shell32.dll update.
+
 ** A few seconds delay is seen at startup and for many file operations
 
 This happens when the Net Logon service is enabled.  During Emacs
@@ -2051,6 +2068,10 @@ pinned icon, a separate button appears on the taskbar, instead of the
 expected effect of the icon you clicked on being converted to that
 button.
 
+This is due to a bug in early versions of Windows 10, reportedly fixed
+in build 1511 of Windows 10 (a.k.a. "Windows 10 SP1").  If you cannot
+upgrade, read the work-around described below.
+
 First, be sure to edit the Properties of the pinned icon to invoke
 runemacs.exe, not emacs.exe.  (The latter will cause an extra cmd
 window to appear when you invoke Emacs from the pinned icon.)
@@ -2199,11 +2220,11 @@ month names with consistent widths for some locales on some versions
 of Windows.  This is caused by a deficiency in the underlying system
 library function.
 
-** Problems with set-time-zone-rule function
+** Non-US time zones.
 
-The function set-time-zone-rule gives incorrect results for many
-non-US timezones.  This is due to over-simplistic handling of
-daylight savings switchovers by the Windows libraries.
+Many non-US time zones are implemented incorrectly.  This is due to
+over-simplistic handling of daylight savings switchovers by the
+Windows libraries.
 
 ** Files larger than 4GB report wrong size in a 32-bit Windows build