Fix Delete key on X by adapting normal-erase-is-backspace-mode for multi-tty. (Reported by Dan Waber and Dan Nicolaescu.)

* lisp/frame.el (terminal-parameter-p): New function.
  (terminal-parameter): Use it.

* lisp/simple.el (normal-erase-is-backspace): Add 'maybe option, set it as default.
  (normal-erase-is-backspace-mode): Rewrite for multiple display support.
  (normal-erase-is-backspace-setup-frame): New function.

* lisp/frame.el (make-frame): Call it.
* lisp/startup.el (command-line): Call it.

git-archimport-id: lorentey@elte.hu--2004/emacs--multi-tty--0--patch-427

1 files changed, 11 insertions, 3 deletions

diff --git a/README.multi-tty b/README.multi-tty
index ab77a707ede..75d9554f74f 100644
--- a/README.multi-tty
+++ b/README.multi-tty
@@ -391,6 +391,9 @@ THINGS TO DO
 ** Report GTK multi-display problems to GTK maintainers.  For extra
    credit, fix them.
 
+** Possibly turn off the double C-g feature when there is an X frame.
+   C.f. (emacs)Emergency Escape.
+
 ** frames-on-display-list should also accept frames.
 
 ** I smell something funny around pop_kboard's "deleted kboard" case.
@@ -483,6 +486,8 @@ THINGS TO DO
    `last-command', but SELECTED_FRAME()->display->kboard to get the
    value of `function-key-map'.
 
+** I think keyboard-translate-table should be made terminal-local.
+
 ** The single-keyboard mode of MULTI_KBOARD is extremely confusing
    sometimes; Emacs does not respond to stimuli from other keyboards.
    At least a beep or a message would be important, if the single-mode
@@ -533,9 +538,6 @@ THINGS TO DO
 
    See if xsmfns.c should be updated.
 
-** normal-erase-is-backspace-mode in simple.el needs to be updated for
-   multi-tty (rep. by Dan Waber).
-
 ** Hunt down display-related functions in frame.el and extend them all
    to accept display ids.
 
@@ -1249,5 +1251,11 @@ DIARY OF CHANGES
 
    (Fixed in patch-414 after detailed analysis by Kalle Olavi Niemitalo.)
 
+-- normal-erase-is-backspace-mode in simple.el needs to be updated for
+   multi-tty (rep. by Dan Waber).  (The Delete key is broken on X
+   because of this.)
+
+   (Fixed in patch-427.)
+
 ;;; arch-tag: 8da1619e-2e79-41a8-9ac9-a0485daad17d