Improve documentation of dynamic modules

* doc/lispref/loading.texi (How Programs Do Loading): Update the
description of searching for files in 'load' when Emacs was built
with support for dynamic modules.

2 files changed, 12 insertions, 7 deletions

diff --git a/doc/lispref/loading.texi b/doc/lispref/loading.texi
index 18e67f1abf..06900a4947 100644
--- a/doc/lispref/loading.texi
+++ b/doc/lispref/loading.texi
@@ -73,12 +73,15 @@ To find the file, @code{load} first looks for a file named
 @var{filename} with the extension @samp{.elc} appended.  If such a
 file exists, it is loaded.  If there is no file by that name, then
 @code{load} looks for a file named @file{@var{filename}.el}.  If that
-file exists, it is loaded.  Finally, if neither of those names is
-found, @code{load} looks for a file named @var{filename} with nothing
-appended, and loads it if it exists.  (The @code{load} function is not
-clever about looking at @var{filename}.  In the perverse case of a
-file named @file{foo.el.el}, evaluation of @code{(load "foo.el")} will
-indeed find it.)
+file exists, it is loaded.  If Emacs was compiled with support for
+dynamic modules (@pxref{Dynamic Modules}), @code{load} next looks for
+a file named @file{@var{filename}.@var{ext}}, where @var{ext} is a
+system-dependent file-name extension of shared libraries.  Finally, if
+neither of those names is found, @code{load} looks for a file named
+@var{filename} with nothing appended, and loads it if it exists.  (The
+@code{load} function is not clever about looking at @var{filename}.
+In the perverse case of a file named @file{foo.el.el}, evaluation of
+@code{(load "foo.el")} will indeed find it.)
 
 If Auto Compression mode is enabled, as it is by default, then if
 @code{load} can not find a file, it searches for a compressed version
@@ -100,7 +103,8 @@ being tried.
 If the optional argument @var{must-suffix} is non-@code{nil}, then
 @code{load} insists that the file name used must end in either
 @samp{.el} or @samp{.elc} (possibly extended with a compression
-suffix), unless it contains an explicit directory name.
+suffix) or the shared-library extension, unless it contains an
+explicit directory name.
 
 If the option @code{load-prefer-newer} is non-@code{nil}, then when
 searching suffixes, @code{load} selects whichever version of a file
diff --git a/etc/NEWS b/etc/NEWS
index 18e37fa2b9..3db98979c7 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -120,6 +120,7 @@ and can contain escape sequences for command keys, quotes, and the like.
 
 * Changes in Emacs 25.1
 
++++
 ** Emacs can now load shared/dynamic libraries (modules).
 A dynamic Emacs module is a shared library that provides additional
 functionality for use in Emacs Lisp programs, just like a package