file-attributes has a new optional arg FOLLOW-SYMLINKS.

* doc/lispref/files.texi (File Attributes): Describe it.
(Magic File Names): Use it.
* etc/NEWS: Document the change.
* lisp/files.el (remote-file-name-inhibit-cache):
* lisp/time.el (display-time-file-nonempty-p): Use it.
* lisp/files.el (after-find-file): Don't chase links before calling
file-exists-p, as file-exists-p already does the right thing.
* src/dired.c (directory_files_internal, Ffile_attributes):
New arg follow_symlinks.  All uses changed.

2 files changed, 10 insertions, 0 deletions

diff --git a/etc/ChangeLog b/etc/ChangeLog
index 099d7ca044f..0cd21f53a41 100644
--- a/etc/ChangeLog
+++ b/etc/ChangeLog
@@ -1,3 +1,8 @@
+2012-09-30  Paul Eggert  <eggert@cs.ucla.edu>
+
+        file-attributes has a new optional arg FOLLOW-SYMLINKS.
+        * NEWS: Document the change.
+
 2012-09-30  Jan Djärv  <jan.h.d@swipnet.se>
 
         * NEWS: The NS port supports fullscreen.
diff --git a/etc/NEWS b/etc/NEWS
index 2791a25e051..9a232fd0a5b 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -807,6 +807,11 @@ The PSECS slot is new, and uses picosecond resolution.  It can be
 accessed via the new timer--psecs accessor.
 
 +++
+** file-attributes has a new optional argument FOLLOW-SYMLINKS
+that says whether to follow symbolic links.  The default, as before,
+is to not follow symlinks.
+
++++
 ** Floating point functions now always return special values like NaN,
 instead of signaling errors, if given invalid args, e.g. (log -1.0).
 Previously, they returned NaNs on some platforms but signaled errors