(gdb-post-prompt): Regenerate breakpoints

buffer if necessary.
(gdb-delete-frame-or-window): New function.
(gdb-breakpoints-mode-map): Bind "q" to it.

diff --git a/lisp/progmodes/gdb-ui.el b/lisp/progmodes/gdb-ui.el
index e7bda34e080f11606385d2c74dd156f7f9452625..5f58a3c2ec0aa4952f60a4bc51736fda1543007b 100644 (file)
--- a/lisp/progmodes/gdb-ui.el
+++ b/lisp/progmodes/gdb-ui.el
@@ -77,16 +77,9 @@
 ;;; TODO:
 
 ;; 1) Use MI command -data-read-memory for memory window.
-;; 2) Highlight changed register values (use MI commands
-;;    -data-list-register-values and -data-list-changed-registers instead
-;;    of 'info registers' after release of 22.1.
-;; 3) Use tree-widget.el instead of the speedbar for watch-expressions?
-;; 4) Mark breakpoint locations on scroll-bar of source buffer?
-;; 5) After release of 22.1, use "-var-list-children --all-values"
-;;    and "-stack-list-locals --simple-values" which need GDB 6.1 onwards.
-;; 6) After release of 22.1, use "-var-update --all-values" which needs
-;;    GDB 6.4 onwards.
-;; 7) With gud-print and gud-pstar, print the variable name in the GUD
+;; 2) Use tree-widget.el instead of the speedbar for watch-expressions?
+;; 3) Mark breakpoint locations on scroll-bar of source buffer?
+;; 4) With gud-print and gud-pstar, print the variable name in the GUD
 ;;    buffer instead of the value's history number.
 
 ;;; Code:
@@ -1192,6 +1185,8 @@ happens to be appropriate."
   (unless (or gdb-pending-triggers gdb-first-post-prompt)
     (gdb-get-selected-frame)
     (gdb-invalidate-frames)
+    ;; Regenerate breakpoints buffer in case it has been inadvertantly deleted.
+    (gdb-get-create-buffer 'gdb-breakpoints-buffer)
     (gdb-invalidate-breakpoints)
     ;; Do this through gdb-get-selected-frame -> gdb-frame-handler
     ;; so gdb-frame-address is updated.
@@ -1645,12 +1640,19 @@ static char *magick[] = {
     (define-key map [menu-bar breakpoints] (cons "Breakpoints" menu))
     (define-key map " " 'gdb-toggle-breakpoint)
     (define-key map "D" 'gdb-delete-breakpoint)
-    (define-key map "q" 'kill-this-buffer)
+    ;; Don't bind "q" to kill-this-buffer as we need it for breakpoint icons.
+    (define-key map "q" 'gdb-delete-frame-or-window)
     (define-key map "\r" 'gdb-goto-breakpoint)
     (define-key map [mouse-2] 'gdb-goto-breakpoint)
     (define-key map [follow-link] 'mouse-face)
     map))
 
+(defun gdb-delete-frame-or-window ()
+  "Delete frame if there is only one window.  Otherwise delete the window."
+  (interactive)
+  (if (one-window-p) (delete-frame)
+    (delete-window)))
+
 (defun gdb-breakpoints-mode ()
   "Major mode for gdb breakpoints.