upstream

2 files changed, 74 insertions, 7 deletions

diff --git a/etc/ChangeLog b/etc/ChangeLog
index f3f244c7e39..aa788275256 100644
--- a/etc/ChangeLog
+++ b/etc/ChangeLog
@@ -1,3 +1,8 @@
+2012-09-04  Paul Eggert  <eggert@cs.ucla.edu>
+
+        Give more-useful info on a fatal error (Bug#12328).
+        * NEWS: Document the change.
+
 2012-09-01  Paul Eggert  <eggert@cs.ucla.edu>
 
         Better seeds for (random).
diff --git a/etc/NEWS b/etc/NEWS
index a2d0ffe232c..49860eab98a 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -78,6 +78,10 @@ been adding them there, put them somewhere else, eg site-lisp.
 
 * Changes in Emacs 24.3
 
+** You can now scroll the selected window in most y-or-n prompts.
+Typing C-v or M-v at a prompt scrolls forward or backward
+respectively, without leaving the y-or-n prompt.
+
 ** Help changes
 
 *** `C-h f' (describe-function) can now perform autoloading.
@@ -97,6 +101,11 @@ machines.  Other functions that use this format, such as
 file-attributes and format-time-string, have been changed accordingly.
 Old-format time stamps are still accepted.
 
+** Emacs now generates backtraces on fatal errors.
+On encountering a fatal error, Emacs now outputs a textual description
+of the fatal signal, and a short backtrace on platforms like glibc
+that support backtraces.
+
 ** New functions `system-users', `system-groups' return lists of the user
 name, group names known to the system (where possible).
 
@@ -177,6 +186,14 @@ just removing them, as done by `yank-excluded-properties'.
 delete-trailing-whitespace command should delete trailing lines at the
 end of the buffer.  It defaults to t.
 
++++
+** `C-x r +' is now overloaded to invoke `append-to-register.
+
++++
+** New option `register-separator' specifies the register containing
+the text to put between collected texts for use with M-x
+append-to-register and M-x prepend-to-register.
+
 ** Search changes
 
 *** Global `M-s _' starts a symbol (identifier) incremental search,
@@ -192,6 +209,13 @@ of one or more whitespace characters defined by the variable
 `isearch-lax-whitespace'.  In regexp incremental search, it toggles
 the value of the variable `isearch-regexp-lax-whitespace'.
 
+** query-replace changes
+
+*** When new option `replace-lax-whitespace' is non-nil,
+and you enter a space or spaces in the strings or regexps
+to be replaced, `query-replace' will match any sequence matched
+by the regexp `search-whitespace-regexp'.
+
 ** M-x move-to-column, if called interactively with no prefix arg, now
 prompts for a column number.
 
@@ -411,6 +435,13 @@ channel keys found, if any.
 if the command ends in `;' (when operating on multiple files).
 Otherwise, it executes the command on each file in parallel.
 
+*** The minibuffer default for `=' (`dired-diff) has changed.
+It is now the backup file for the file at point, if one exists, rather
+than the file at the mark.
+
+*** `M-=' is no longer bound to `dired-backup-diff' in Dired buffers.
+The global binding for `M-=', `count-words-region' is in effect.
+
 ** Shell
 
 *** New option `async-shell-command-buffer' specifies what buffer to use
@@ -601,6 +632,13 @@ are deprecated and will be removed eventually.
 
 * Lisp changes in Emacs 24.3
 
+** Interpreted files get eagerly macro-expanded during load.
+This can significantly speed up execution of non-byte-compiled code, but can
+also bump into harmless and previously unnoticed cyclic dependencies.
+These should not be fatal: they will simply cause the macro-calls to be left
+for later expansion (as before), but will also result in a warning describing
+the cycle.
+
 ** New minor mode `read-only-mode' to replace toggle-read-only (now obsolete).
 
 ** New functions `autoloadp' and `autoload-do-load'.
@@ -626,25 +664,40 @@ The interpretation of the DECLS is determined by `defun-declarations-alist'.
 
 ** New error type and new function `user-error'.  Doesn't trigger the debugger.
 
+** New option `debugger-bury-or-kill'.
+
++++
+** New utility function `buffer-narrowed-p'.
+
 ** Window changes
 
 *** The functions get-lru-window, get-mru-window and get-largest-window
 now accept a third argument to avoid choosing the selected window.
 
-*** New macro with-temp-buffer-window.
+*** New macro `with-temp-buffer-window'.
+
+*** New option `temp-buffer-resize-frames'.
+
+*** New function `fit-frame-to-buffer' and new option
+    `fit-frame-to-buffer-bottom-margin'.
 
-*** New display action function display-buffer-below-selected.
+*** New display action functions `display-buffer-below-selected' and
+`display-buffer-in-previous-window'.
 
-*** New display action alist `inhibit-switch-frame', if non-nil, tells
-display action functions to avoid changing which frame is selected.
+*** New display action alist entry `inhibit-switch-frame', if non-nil,
+tells display action functions to avoid changing which frame is
+selected.
 
-*** New display action alist `pop-up-frame-parameters', if non-nil,
-specifies frame parameters to give any newly-created frame.
+*** New display action alist entry `pop-up-frame-parameters', if
+non-nil, specifies frame parameters to give any newly-created frame.
+
+*** New display action alist entry `previous-window', if non-nil,
+specifies window to reuse in `display-buffer-in-previous-window'.
 
 *** The following variables are obsolete, as they can be replaced by
 appropriate entries in the `display-buffer-alist' function introduced
 in Emacs 24.1:
-
++++
 **** `display-buffer-reuse-frames'
 **** `special-display-regexps'
 **** `special-display-frame-alist'
@@ -671,6 +724,7 @@ by the underlying C implementation.
 
 ** `automount-dir-prefix' is obsolete.
 ** `buffer-has-markers-at' is obsolete.
+** `window-system-version' is obsolete.
 
 * Changes in Emacs 24.3 on non-free operating systems
 
@@ -1403,6 +1457,10 @@ If you had that set, you need to put
 
 in your ~/.authinfo file instead.
 
+*** SMTPmail defaults to using the address in the From: header as the
+SMTP MAIL FROM envelope.  To override this, set `mail-envelope-from'
+to the address you wish to use instead.
+
 ** SQL mode
 
 *** New options `sql-port', `sql-connection-alist', `sql-send-terminator',
@@ -1900,6 +1958,10 @@ instead of jumping all the way to the top-level.
 *** Set `debug-on-event' to enter the debugger on events like SIGUSR1.
 This can be useful when `inhibit-quit' is set.
 
+*** Set `debug-on-message' to enter the debugger when a certain
+message is displayed in the echo area.  This can be useful when trying
+to work out which code is doing something.
+
 ** The new function `server-eval-at' allows evaluation of Lisp forms on
 named Emacs server instances.