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[PATCH: gdb/mi] gdb-mi.el


Nick Roberts (2 Mar 2005) writes:

 > This patch updates gdb-mi.el so that it works again with Emacs in the CVS
 > repository at Savannah (Emacs 22.0.50) which, hopefully, will be released,
 > one day, as Emacs 22. I plan to update this file to reflect the current and
 > future changes I make for MI in GDB. The slow release cycle of Emacs makes
 > it impossible to track these changes from the Emacs side.
 > 
 > Nick
 > 
 > Comment from gdb-mi.el:
 > ;; This file uses GDB/MI as the primary interface to GDB. It is still under
 > ;; development and is part of a process to migrate Emacs from annotations
 > ;; (as used in gdb-ui.el) to GDB/MI.

I've updated this patch to include the new option to the MI command,
-var-update, that I've described in my previous post.

As this file is separate code, it can't break GDB. Could a global maintainer
please authorise this commit.


Nick


*** /home/nick/src/gdb/mi/gdb-mi.el.~1.1.~	2004-07-27 09:52:34.000000000 +1200
--- /home/nick/src/gdb/mi/gdb-mi.el	2005-03-08 19:05:59.000000000 +1300
***************
*** 1,4 ****
! ;;; gdb-mi.el (internally gdbmi6.el) - (24th May 2004)
  
  ;; Run gdb with GDB/MI (-interp=mi) and access CLI using "cli-command"
  ;; (could use "-interpreter-exec console cli-command")
--- 1,4 ----
! ;;; gdb-mi.el
  
  ;; Run gdb with GDB/MI (-interp=mi) and access CLI using "cli-command"
  ;; (could use "-interpreter-exec console cli-command")
***************
*** 7,13 ****
  ;; Maintainer: Nick Roberts <nickrob@gnu.org>
  ;; Keywords: unix, tools
  
! ;; Copyright (C) 2004  Free Software Foundation, Inc.
  
  ;; This file is part of GNU GDB.
  
--- 7,13 ----
  ;; Maintainer: Nick Roberts <nickrob@gnu.org>
  ;; Keywords: unix, tools
  
! ;; Copyright (C) 2004, 2005 Free Software Foundation, Inc.
  
  ;; This file is part of GNU GDB.
  
***************
*** 23,36 ****
  
  ;;; Commentary:
  
! ;; This mode acts as a graphical user interface to GDB and requires GDB 6.1
! ;; onwards. You can interact with GDB through the GUD buffer in the usual way,
! ;; but there are also buffers which control the execution and describe the
! ;; state of your program. It separates the input/output of your program from
! ;; that of GDB and displays expressions and their current values in their own
! ;; buffers. It also uses features of Emacs 21 such as the fringe/display
! ;; margin for breakpoints, and the toolbar (see the GDB Graphical Interface
! ;; section in the Emacs info manual).
  
  ;; Start the debugger with M-x gdbmi.
  
--- 23,37 ----
  
  ;;; Commentary:
  
! ;; This mode acts as a graphical user interface to GDB and should work with
! ;; Emacs 22.0 and the version of GDB with which it is distributed. You can
! ;; interact with GDB through the GUD buffer in the usual way, but there are
! ;; also buffers which control the execution and describe the state of your
! ;; program. It separates the input/output of your program from that of GDB and
! ;; displays expressions and their current values in their own buffers. It also
! ;; uses features of Emacs 21 such as the fringe/display margin for
! ;; breakpoints, and the toolbar (see the GDB Graphical Interface section in
! ;; the Emacs info manual).
  
  ;; Start the debugger with M-x gdbmi.
  
***************
*** 40,46 ****
  
  ;; Known Bugs:
  ;;
! 
  ;;; Code:
  
  (require 'gud)
--- 41,57 ----
  
  ;; Known Bugs:
  ;;
! ;; 1) You CANNOT use run, step, next or continue in the GUD buffer but
! ;;    MUST use their MI counterparts through gud-run, gud-step etc,
! ;;    e.g clicking on the appropriate icon in the toolbar.
! ;;
! ;; 2) Cannot display correct frame with gdb-frames-select (mouse-2 in Frames
! ;;    buffer) or up/down in GUD buffer. Needs event notification in MI.
! ;;
! ;; TODO:
! ;;
! ;; Lots of things.
! ;;
  ;;; Code:
  
  (require 'gud)
***************
*** 106,111 ****
--- 117,133 ----
    (set (make-local-variable 'gud-minor-mode) 'gdbmi)
    (set (make-local-variable 'gud-marker-filter) 'gud-gdbmi-marker-filter)
    ;;
+   (gud-def gud-step   "-exec-step %p"              "\C-s" 
+ 	   "Step one source line with display.")
+   (gud-def gud-stepi  "-exec-step-instruction %p"  "\C-i"
+ 	   "Step one instruction with display.")
+   (gud-def gud-next   "-exec-next %p"              "\C-n"
+ 	   "Step one line (skip functions).")
+   (gud-def gud-cont   "-exec-continue"             "\C-r"
+ 	   "Continue with display.")
+   (gud-def gud-finish "-exec-finish"               "\C-f"
+ 	   "Finish executing current function.")
+   (gud-def gud-run    "-exec-run"	     nil    "Run the program.")
    (gud-def gud-break (if (not (string-equal mode-name "Machine"))
  			 (gud-call "-break-insert %f:%l" arg)
  		       (save-excursion
***************
*** 142,150 ****
    (setq gdb-current-address "main")
    (setq gdb-previous-address nil)
    (setq gdb-previous-frame nil)
!   (setq gdb-current-frame "main")
!   (setq gdb-view-source t)
!   (setq gdb-selected-view 'source)
    (setq gdb-var-list nil)
    (setq gdb-var-changed nil)
    (setq gdb-prompting nil)
--- 164,171 ----
    (setq gdb-current-address "main")
    (setq gdb-previous-address nil)
    (setq gdb-previous-frame nil)
!   (setq gdb-current-frame nil)
!   (setq gdb-current-stack-level nil)
    (setq gdb-var-list nil)
    (setq gdb-var-changed nil)
    (setq gdb-prompting nil)
***************
*** 152,157 ****
--- 173,182 ----
    (setq gdb-pending-triggers nil)
    (setq gdb-output-sink 'user)
    (setq gdb-server-prefix nil)
+   (setq gdb-flush-pending-output nil)
+   (setq gdb-location-list nil)
+   (setq gdb-find-file-unhook nil)
+   (setq gdb-source-file-list nil)
    ;;
    (setq gdb-buffer-type 'gdbmi)
    ;;
***************
*** 160,187 ****
    ;;
    (if (eq window-system 'w32)
        (gdb-enqueue-input (list "-gdb-set new-console off\n" 'ignore)))
    ;; find source file and compilation directory here
!   (gdb-enqueue-input (list "list main\n"   'ignore))   ; C program
!   (gdb-enqueue-input (list "list MAIN__\n" 'ignore))   ; Fortran program
!   (gdb-enqueue-input (list "info source\n" 'gdbmi-source-info))
    ;;
    (run-hooks 'gdbmi-mode-hook))
  
  ; Force nil till fixed.
  (defconst gdbmi-use-inferior-io-buffer nil)
  
! ; uses --all-values Needs GDB 6.1 onwards.
  (defun gdbmi-var-list-children (varnum)
    (gdb-enqueue-input
     (list (concat "-var-update " varnum "\n") 'ignore))
    (gdb-enqueue-input
!    (list (concat "-var-list-children --all-values "  
  		 varnum "\n")
  	     `(lambda () (gdbmi-var-list-children-handler ,varnum)))))
  
  (defconst gdbmi-var-list-children-regexp
! "name=\"\\(.*?\\)\",exp=\"\\(.*?\\)\",numchild=\"\\(.*?\\)\",value=\"\\(.*?\\)\""
! )
  
  (defun gdbmi-var-list-children-handler (varnum)
    (with-current-buffer (gdb-get-create-buffer 'gdb-partial-output-buffer)
--- 185,214 ----
    ;;
    (if (eq window-system 'w32)
        (gdb-enqueue-input (list "-gdb-set new-console off\n" 'ignore)))
+   (gdb-enqueue-input (list "-gdb-set height 0\n" 'ignore))
    ;; find source file and compilation directory here
!   (gdb-enqueue-input
!    (list "-file-list-exec-source-files\n" 'gdb-get-source-file-list))
!   (gdb-enqueue-input
!    (list "-file-list-exec-source-file\n" 'gdb-get-source-file))
    ;;
    (run-hooks 'gdbmi-mode-hook))
  
  ; Force nil till fixed.
  (defconst gdbmi-use-inferior-io-buffer nil)
  
! ; uses -var-list-children 1 (= --with-values) Needs GDB 6.1 onwards.
  (defun gdbmi-var-list-children (varnum)
    (gdb-enqueue-input
     (list (concat "-var-update " varnum "\n") 'ignore))
    (gdb-enqueue-input
!    (list (concat "-var-list-children 1 "  
  		 varnum "\n")
  	     `(lambda () (gdbmi-var-list-children-handler ,varnum)))))
  
  (defconst gdbmi-var-list-children-regexp
! "name=\"\\(.*?\\)\",exp=\"\\(.*?\\)\",numchild=\"\\(.*?\\)\",\
! value=\"\\(.*?\\)\"")
  
  (defun gdbmi-var-list-children-handler (varnum)
    (with-current-buffer (gdb-get-create-buffer 'gdb-partial-output-buffer)
***************
*** 208,213 ****
--- 235,273 ----
  	   (push var var-list)))
         (setq gdb-var-changed t)
         (setq gdb-var-list (nreverse var-list))))))
+ 
+ ; uses -var-update --with-values Needs CVS GDB (6.4+).
+ (defun gdbmi-var-update ()
+   (unless (member 'gdbmi-var-update gdb-pending-triggers)
+     (gdb-enqueue-input
+      (list "-var-update --with-values *\n" 'gdbmi-var-update-handler))
+     (push 'gdbmi-var-update gdb-pending-triggers)))
+ 
+ (defconst gdbmi-var-update-regexp "name=\"\\(.*?\\)\",value=\"\\(.*?\\)\"")
+ 
+ (defun gdbmi-var-update-handler ()
+   (with-current-buffer (gdb-get-create-buffer 'gdb-partial-output-buffer)
+     (goto-char (point-min))
+     (while (re-search-forward gdbmi-var-update-regexp nil t)
+ 	(let ((varnum (match-string 1)))
+ 	  (catch 'var-found1
+ 	    (let ((num 0))
+ 	      (dolist (var gdb-var-list)
+ 		(if (string-equal varnum (cadr var))
+ 		    (progn
+ 		      (setcar (nthcdr 5 var) t)
+ 		      (setcar (nthcdr 4 var) (match-string 2))
+ 		      (setcar (nthcdr num gdb-var-list) var)
+ 		      (throw 'var-found1 nil)))
+ 		(setq num (+ num 1))))))
+ 	(setq gdb-var-changed t)))
+   (setq gdb-pending-triggers
+    (delq 'gdbmi-var-update gdb-pending-triggers))
+   (when (and (boundp 'speedbar-frame) (frame-live-p speedbar-frame))
+     ;; dummy command to update speedbar at right time
+     (gdb-enqueue-input (list "server pwd\n" 'gdb-speedbar-timer-fn))
+     ;; keep gdb-pending-triggers non-nil till end
+     (push 'gdb-speedbar-timer gdb-pending-triggers)))
  
  ;(defun gdbmi-send (proc string)
  ;  "A comint send filter for gdb."
***************
*** 219,224 ****
--- 279,286 ----
    "A comint send filter for gdb."
    (setq gdb-output-sink 'user)
    (setq gdb-prompting nil)
+   (if gdb-enable-debug-log 
+       (push (cons 'mi-send (concat string "\n")) gdb-debug-log))
    (process-send-string proc (concat string "\n")))
  
  (defcustom gud-gdbmi-command-name "~/gdb/gdb/gdb -interp=mi"
***************
*** 226,233 ****
    :type 'string
    :group 'gud)
  
! (defconst gdb-stopped-regexp 
!   "\\((gdb) \n\\*stopped\\|^\\^done\\),reason=.*,file=\"\\(.*\\)\",line=\"\\(.*\\)\".*")
  
  (defconst gdb-console-regexp "~\"\\(.*\\)\\\\n\"")
  
--- 288,295 ----
    :type 'string
    :group 'gud)
  
! (defconst gdb-stopped-regexp
!   "\\(\\*stopped\\|^\\^done\\),reason=.*,file=\"\\(.*\\)\",line=\"\\(.*\\)\".*")
  
  (defconst gdb-console-regexp "~\"\\(.*\\)\\\\n\"")
  
***************
*** 235,241 ****
  
  (defconst gdb-gdb-regexp "(gdb) \n")
  
! (defconst gdb-running-regexp "^\\^running")
  
  (defun gdbmi-prompt ()
    "This handler terminates the any collection of output. It also
--- 297,303 ----
  
  (defconst gdb-gdb-regexp "(gdb) \n")
  
! (defconst gdb-running-regexp "^\\^running\n(gdb) ")
  
  (defun gdbmi-prompt ()
    "This handler terminates the any collection of output. It also
***************
*** 245,256 ****
  	(gdbmi-invalidate-frames)
  	(gdbmi-invalidate-breakpoints)
  	(gdbmi-invalidate-locals)
! 	(dolist (frame (frame-list))
! 	  (when (string-equal (frame-parameter frame 'name) "Speedbar")
! 	    (setq gdb-var-changed t)    ; force update
! 	    (dolist (var gdb-var-list)
! 	      (setcar (nthcdr 5 var) nil))))
! 	(gdb-var-update))
    (let ((sink gdb-output-sink))
      (when (eq sink 'emacs)
        (let ((handler
--- 307,317 ----
  	(gdbmi-invalidate-frames)
  	(gdbmi-invalidate-breakpoints)
  	(gdbmi-invalidate-locals)
! 	(when (and (boundp 'speedbar-frame) (frame-live-p speedbar-frame))
! 	  (setq gdb-var-changed t)   ; force update
! 	  (dolist (var gdb-var-list)
! 	    (setcar (nthcdr 5 var) nil))
! 	  (gdbmi-var-update)))
    (let ((sink gdb-output-sink))
      (when (eq sink 'emacs)
        (let ((handler
***************
*** 267,325 ****
  
  (defun gud-gdbmi-marker-filter (string)
    "Filter GDB/MI output."
!   (if gdb-enable-debug-log (push (cons 'recv string) gdb-debug-log))
!   ;; Recall the left over gud-marker-acc from last time
!   (setq gud-marker-acc (concat gud-marker-acc string))
!   ;; Start accumulating output for the GUD buffer
!   (let ((output ""))
! 
!     (if (string-match gdb-running-regexp gud-marker-acc) 
!        (setq gud-marker-acc (substring gud-marker-acc (match-end 0))
! 	     gud-running t))
! 
!     ;; Remove the trimmings from the console stream.
!     (while (string-match gdb-console-regexp gud-marker-acc) 
!        (setq 
! 	gud-marker-acc (concat (substring gud-marker-acc 0 (match-beginning 0))
! 			       (match-string 1 gud-marker-acc)
! 			       (substring gud-marker-acc (match-end 0)))))
! 
!     ;; Remove log stream containing debugging messages being produced by GDB's
!     ;; internals.
!     (while (string-match gdb-internals-regexp gud-marker-acc) 
!        (setq 
  	 gud-marker-acc (concat (substring gud-marker-acc 0 (match-beginning 0))
  				(substring gud-marker-acc (match-end 0)))))
  
!     (if (string-match gdb-stopped-regexp gud-marker-acc)
!       (setq
  
!        ;; Extract the frame position from the marker.
!        gud-last-frame (cons (match-string 2 gud-marker-acc)
! 			    (string-to-int (match-string 3 gud-marker-acc)))
! 
!        ;; Append any text before the marker to the output we're going
!        ;; to return - we don't include the marker in this text.
!        output (gdbmi-concat-output output
! 		      (substring gud-marker-acc 0 (match-beginning 0)))
  
!        ;; Set the accumulator to the remaining text.
!        gud-marker-acc (substring gud-marker-acc (match-end 0))))
        
!     (while (string-match gdb-gdb-regexp gud-marker-acc) 
!       (setq
! 
!        ;; Append any text up to and including prompt less \n to the output.
!        output (gdbmi-concat-output output
! 		      (substring gud-marker-acc 0 (- (match-end 0) 1)))
! 
!        ;; Set the accumulator to the remaining text.
!        gud-marker-acc (substring gud-marker-acc (match-end 0)))
!       (gdbmi-prompt))
! 
!     (setq output (gdbmi-concat-output output gud-marker-acc))
!     (setq gud-marker-acc "")
!     output))
  
  (defun gdbmi-concat-output (so-far new)
    (let ((sink gdb-output-sink))
--- 328,390 ----
  
  (defun gud-gdbmi-marker-filter (string)
    "Filter GDB/MI output."
!   (if gdb-flush-pending-output
!       nil
!     (if gdb-enable-debug-log (push (cons 'recv (list string gdb-output-sink))
! 					 gdb-debug-log))
!     ;; Recall the left over gud-marker-acc from last time
!     (setq gud-marker-acc (concat gud-marker-acc string))
!     ;; Start accumulating output for the GUD buffer
!     (let ((output ""))
! 
!       (if (string-match gdb-running-regexp gud-marker-acc) 
! 	  (setq gud-marker-acc (substring gud-marker-acc (match-end 0))
! 		gud-running t))
! 
!       ;; Remove the trimmings from the console stream.
!       (while (string-match gdb-console-regexp gud-marker-acc) 
! 	(setq 
! 	 gud-marker-acc (concat (substring gud-marker-acc 0 (match-beginning 0))
! 				(match-string 1 gud-marker-acc)
! 				(substring gud-marker-acc (match-end 0)))))
! 
!       ;; Remove log stream containing debugging messages being produced by GDB's
!       ;; internals.
!       (while (string-match gdb-internals-regexp gud-marker-acc) 
! 	(setq 
  	 gud-marker-acc (concat (substring gud-marker-acc 0 (match-beginning 0))
  				(substring gud-marker-acc (match-end 0)))))
  
!       (if (string-match gdb-stopped-regexp gud-marker-acc)
! 	  (setq
  
! 	   ;; Extract the frame position from the marker.
! 	   gud-last-frame (cons (match-string 2 gud-marker-acc)
! 				(string-to-int (match-string 3 gud-marker-acc)))
! 
! 	   ;; Append any text before the marker to the output we're going
! 	   ;; to return - we don't include the marker in this text.
! 	   output (gdbmi-concat-output output
! 				       (substring gud-marker-acc 0 (match-beginning 0)))
  
! 	   ;; Set the accumulator to the remaining text.
! 	   gud-marker-acc (substring gud-marker-acc (match-end 0))))
        
!       (if (string-match gdb-gdb-regexp gud-marker-acc)
! 	  (progn
! 	    (setq
! 
! 	     ;; Append any text up to and including prompt less \n to the output.
! 	     output (gdbmi-concat-output 
! 		     output (substring gud-marker-acc 0 (- (match-end 0) 1)))
! 
! 	     ;; Set the accumulator to the remaining text.
! 	     gud-marker-acc (substring gud-marker-acc (match-end 0)))
! 	    (gdbmi-prompt))
! 
! 	(setq output (gdbmi-concat-output output gud-marker-acc))
! 	(setq gud-marker-acc ""))
!       output)))
  
  (defun gdbmi-concat-output (so-far new)
    (let ((sink gdb-output-sink))
***************
*** 354,366 ****
    gdb-break-list-custom)
  
  (defconst gdb-break-list-regexp
! "number=\"\\(.*?\\)\",type=\"\\(.*?\\)\",disp=\"\\(.*?\\)\",enabled=\"\\(.\\)\",addr=\"\\(.*?\\)\",func=\"\\(.*?\\)\",file=\"\\(.*?\\)\",line=\"\\(.*?\\)\"")
  
  (defun gdb-break-list-handler ()
    (setq gdb-pending-triggers (delq 'gdbmi-invalidate-breakpoints
  				  gdb-pending-triggers))
!   (let ((breakpoint nil)
! 	(breakpoints-list nil))
      (with-current-buffer (gdb-get-create-buffer 'gdb-partial-output-buffer)
        (goto-char (point-min))
        (while (re-search-forward gdb-break-list-regexp nil t)
--- 419,431 ----
    gdb-break-list-custom)
  
  (defconst gdb-break-list-regexp
! "number=\"\\(.*?\\)\",type=\"\\(.*?\\)\",disp=\"\\(.*?\\)\",enabled=\"\\(.\\)\",\
! addr=\"\\(.*?\\)\",func=\"\\(.*?\\)\",file=\"\\(.*?\\)\",line=\"\\(.*?\\)\"")
  
  (defun gdb-break-list-handler ()
    (setq gdb-pending-triggers (delq 'gdbmi-invalidate-breakpoints
  				  gdb-pending-triggers))
!   (let ((breakpoint) (breakpoints-list))
      (with-current-buffer (gdb-get-create-buffer 'gdb-partial-output-buffer)
        (goto-char (point-min))
        (while (re-search-forward gdb-break-list-regexp nil t)
***************
*** 393,399 ****
  
  ;;-put breakpoint icons in relevant margins (even those set in the GUD buffer)
  (defun gdb-break-list-custom ()
!   (let ((flag)(address))
      ;;
      ;; remove all breakpoint-icons in source buffers but not assembler buffer
      (dolist (buffer (buffer-list))
--- 458,464 ----
  
  ;;-put breakpoint icons in relevant margins (even those set in the GUD buffer)
  (defun gdb-break-list-custom ()
!   (let ((flag) (bptno))
      ;;
      ;; remove all breakpoint-icons in source buffers but not assembler buffer
      (dolist (buffer (buffer-list))
***************
*** 406,434 ****
  	(goto-char (point-min))
  	(while (< (point) (- (point-max) 1))
  	  (forward-line 1)
! 	  (if (looking-at "[0-9]*\\s-*\\S-*\\s-*\\S-*\\s-*\\(.\\)\\s-*\\S-*\\s-*\\(\\S-*\\):\\([0-9]+\\)")
  	      (progn
! 		(setq flag (char-after (match-beginning 1)))
! 		(let ((line (match-string 3)) (buffer-read-only nil)
! 		      (file (match-string 2)))
  		  (add-text-properties (point-at-bol) (point-at-eol)
! 				       '(mouse-face highlight
! 						    help-echo "mouse-2, RET: visit breakpoint"))
! 		  (with-current-buffer
! 		      (find-file-noselect
! 		       (if (file-exists-p file) file
! 			 (expand-file-name file gdb-cdir)))
! 		    (save-current-buffer
! 		      (set (make-local-variable 'gud-minor-mode) 'gdbmi)
! 		      (set (make-local-variable 'tool-bar-map)
! 			   gud-tool-bar-map))
! 		    ;; only want one breakpoint icon at each location
! 		    (save-excursion
! 		      (goto-line (string-to-number line))
! 		      (gdb-put-breakpoint-icon (eq flag ?y)))))))))
! 	  (end-of-line)))
    (if (gdb-get-buffer 'gdb-assembler-buffer) (gdb-assembler-custom)))
  
  ;; Frames buffer.  This displays a perpetually correct bactrack trace.
  ;;
  (def-gdb-auto-updated-buffer gdb-stack-buffer
--- 471,531 ----
  	(goto-char (point-min))
  	(while (< (point) (- (point-max) 1))
  	  (forward-line 1)
! 	  (if (looking-at
! 	       "\\([0-9]+\\)\\s-+\\S-+\\s-+\\S-+\\s-+\\(.\\)\\s-+\\S-+\\s-+\
! \\(\\S-+\\):\\([0-9]+\\)")
  	      (progn
! 		(setq bptno (match-string 1))
! 		(setq flag (char-after (match-beginning 2)))
! 		(let ((line (match-string 4)) (buffer-read-only nil)
! 		      (file (match-string 3)))
  		  (add-text-properties (point-at-bol) (point-at-eol)
! 		   '(mouse-face highlight
! 		     help-echo "mouse-2, RET: visit breakpoint"))
! 			(unless (file-exists-p file)
! 			   (setq file (cdr (assoc bptno gdb-location-list))))
! 			(unless (string-equal file "File not found")
! 			  (if file
! 			      (with-current-buffer (find-file-noselect file)
! 				(set (make-local-variable 'gud-minor-mode)
! 				     'gdbmi)
! 				(set (make-local-variable 'tool-bar-map)
! 				     gud-tool-bar-map)
! 				;; only want one breakpoint icon at each location
! 				(save-excursion
! 				  (goto-line (string-to-number line))
! 				  (gdb-put-breakpoint-icon (eq flag ?y) bptno)))
! 			    (gdb-enqueue-input
! 			     (list (concat "list "
! 					   (match-string-no-properties 3) ":1\n")
! 				   'ignore))
! 			    (gdb-enqueue-input
! 			     (list "-file-list-exec-source-file\n"
! 				   `(lambda () (gdbmi-get-location
! 						,bptno ,line ,flag)))))))))))
!       (end-of-line)))
    (if (gdb-get-buffer 'gdb-assembler-buffer) (gdb-assembler-custom)))
  
+ (defun gdbmi-get-location (bptno line flag)
+   "Find the directory containing the relevant source file.
+ Put in buffer and place breakpoint icon."
+   (goto-char (point-min))
+   (if (re-search-forward gdb-source-file-regexp nil t)
+       (push (cons bptno (match-string 1)) gdb-location-list)
+     (gdb-resync)
+     (push (cons bptno "File not found") gdb-location-list)
+     (error "Cannot find source file for breakpoint location.
+ Add directory to search path for source files using the GDB command, dir."))
+   (with-current-buffer
+       (find-file-noselect (match-string 0))
+     (save-current-buffer
+       (set (make-local-variable 'gud-minor-mode) 'gdbmi)
+       (set (make-local-variable 'tool-bar-map) gud-tool-bar-map))
+     ;; only want one breakpoint icon at each location
+     (save-excursion
+       (goto-line (string-to-number line))
+       (gdb-put-breakpoint-icon (eq flag ?y) bptno))))
+ 
  ;; Frames buffer.  This displays a perpetually correct bactrack trace.
  ;;
  (def-gdb-auto-updated-buffer gdb-stack-buffer
***************
*** 438,444 ****
    gdb-stack-list-frames-custom)
  
  (defconst gdb-stack-list-frames-regexp
! "level=\"\\(.*?\\)\",addr=\"\\(.*?\\)\",func=\"\\(.*?\\)\",file=\"\\(.*?\\)\",line=\"\\(.*?\\)\"")
  
  (defun gdb-stack-list-frames-handler ()
    (setq gdb-pending-triggers (delq 'gdbmi-invalidate-frames
--- 535,542 ----
    gdb-stack-list-frames-custom)
  
  (defconst gdb-stack-list-frames-regexp
! "level=\"\\(.*?\\)\",addr=\"\\(.*?\\)\",func=\"\\(.*?\\)\",\
! file=\"\\(.*?\\)\",line=\"\\(.*?\\)\"")
  
  (defun gdb-stack-list-frames-handler ()
    (setq gdb-pending-triggers (delq 'gdbmi-invalidate-frames
***************
*** 532,568 ****
  (defun gdb-stack-list-locals-custom ()
    nil)
  
! (defun gdbmi-source-info ()
!   "Find the source file where the program starts and displays it with related
! buffers."
!   (goto-char (point-min))
!   (if (search-forward "source file is " nil t)
!       (if (looking-at "\\S-*")
! 	  (setq gdb-main-file (match-string 0)))
!     (setq gdb-view-source nil))
!   (if (search-forward "directory is " nil t)
!       (if (looking-at "\\S-*:\\(\\S-*\\)")
! 	  (setq gdb-cdir (match-string 1))
! 	(looking-at "\\S-*")
! 	(setq gdb-cdir (match-string 0))))
! 
! ;temporary heuristic
!   (if gdb-main-file
!       (setq gdb-main-file (expand-file-name gdb-main-file gdb-cdir)))
  
!   (if gdb-many-windows
        (gdb-setup-windows)
!     (gdb-get-create-buffer 'gdb-breakpoints-buffer)
!     (when gdb-show-main
!       (switch-to-buffer gud-comint-buffer)
!       (delete-other-windows)
!       (split-window)
!       (other-window 1)
!       (switch-to-buffer
!        (if gdb-view-source
! 	   (gud-find-file gdb-main-file)
! 	 (gdb-get-create-buffer 'gdb-assembler-buffer)))
!       (other-window 1))))
  
  (provide 'gdb-mi)
  ;;; gdbmi.el ends here
--- 630,661 ----
  (defun gdb-stack-list-locals-custom ()
    nil)
  
! 
! ;; these functions/variables may go into gdb-ui.el in the near future
! ;; (from gdb-nui.el)
! 
! (defvar gdb-source-file-list nil)
! (defvar gdb-source-file-regexp "fullname=\"\\(.*?\\)\"")
  
! (defun gdb-get-source-file ()
!   "Find the source file where the program starts and display it with related
! buffers, if required."
!   (goto-char (point-min))
!   (if (re-search-forward gdb-source-file-regexp nil t)
!       (setq gdb-main-file (match-string 1)))
!  (if gdb-many-windows
        (gdb-setup-windows)
!    (gdb-get-create-buffer 'gdb-breakpoints-buffer)
!    (if gdb-show-main
!        (let ((pop-up-windows t))
! 	 (display-buffer (gud-find-file gdb-main-file))))))
! 
! (defun gdb-get-source-file-list ()
!   "Create list of source files for current GDB session."
!   (goto-char (point-min))
!   (while (re-search-forward gdb-source-file-regexp nil t)
!     (push (match-string 1) gdb-source-file-list)))
! 
  
  (provide 'gdb-mi)
  ;;; gdbmi.el ends here

Diff finished.  Sat Mar 19 16:51:33 2005


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