[Bug 1083177] Describe signal() change; add a link
diff --git a/Doc/whatsnew/whatsnew24.tex b/Doc/whatsnew/whatsnew24.tex
index 3c83827..722aab4 100644
--- a/Doc/whatsnew/whatsnew24.tex
+++ b/Doc/whatsnew/whatsnew24.tex
@@ -379,9 +379,11 @@
by Kevin D. Smith, Jim Jewett, and Skip Montanaro. Several people
wrote patches implementing function decorators, but the one that was
actually checked in was patch \#979728, written by Mark Russell.}
-\end{seealso}
-% XXX add link to decorators module in Wiki
+\seeurl{http://www.python.org/moin/PythonDecoratorLibrary}
+{This Wiki page contains several examples of decorators.}
+
+\end{seealso}
%======================================================================
@@ -1426,6 +1428,12 @@
Python 2.4's regular expression engine can match this pattern without
problems.
+\item The \module{signal} module now performs tighter error-checking
+on the parameters to the \function{signal.signal()} function. For
+example, you can't set a handler on the \constant{SIGKILL} signal;
+previous versions of Python would quietly accept this, but 2.4 will
+raise a \exception{RuntimeError} exception.
+
\item Two new functions were added to the \module{socket} module.
\function{socketpair()} returns a pair of connected sockets and
\function{getservbyport(\var{port})} looks up the service name for a
@@ -1724,8 +1732,10 @@
\item \constant{None} is now a constant; code that binds a new value to
the name \samp{None} is now a syntax error.
-% signal module now raises a RuntimeError on insane calls - e.g. setting a
-% handler on SIGKILL
+\item The \function{signals.signal()} function now raises a
+\exception{RuntimeError} exception for certain illegal values;
+previously these errors would pass silently. For example, you can no
+longer set a handler on the \constant{SIGKILL} signal.
\end{itemize}