Clarify the "Sentinels" node in the lispref manual

* doc/lispref/processes.texi (Sentinels): Mention "run" and that
the strings can be anything (bug#30461).

(cherry picked from commit 859a4cb6b22f75a3456e29d08fcfe9b8940fbe8b)

diff --git a/doc/lispref/processes.texi b/doc/lispref/processes.texi
index 42f436501fd6f12e7c977d18ebf791b43c6c5652..063b5f51340f015165ce60c8e17c0c96bf9824c5 100644 (file)
--- a/doc/lispref/processes.texi
+++ b/doc/lispref/processes.texi
@@ -1969,7 +1969,8 @@ describing the type of event.
 default sentinel function, which inserts a message in the process's
 buffer with the process name and the string describing the event.
 
-  The string describing the event looks like one of the following:
+  The string describing the event looks like one of the following (but
+this is not an exhaustive list of event strings):
 
 @itemize @bullet
 @item
@@ -1999,6 +2000,9 @@ core.
 @item
 @code{"open\n"}.
 
+@item
+@code{"run\n"}.
+
 @item
 @code{"connection broken by remote peer\n"}.
 @end itemize