(vc-bzr-print-log): Insert a file marker. Run the log

command for each file in the list.
(vc-bzr-log-view-mode): Recognize the file marker.
(vc-bzr-show-log-entry): Make regexp match more cases.

2 files changed, 33 insertions, 10 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 19488a7810b..bacfad225b0 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,10 @@
+2008-03-18  Dan Nicolaescu  <dann@ics.uci.edu>
+
+	* vc-bzr.el (vc-bzr-print-log): Insert a file marker.  Run the log
+	command for each file in the list.
+	(vc-bzr-log-view-mode): Recognize the file marker.
+	(vc-bzr-show-log-entry): Make regexp match more cases.
+
 2008-03-18  Wilson Snyder  <wsnyder@wsnyder.org>
 
 	* verilog-mode.el (verilog-read-decls): Fix AUTOINPUT/AUTOOUTPUT
diff --git a/lisp/vc-bzr.el b/lisp/vc-bzr.el
index 325b8e1c7fb..2d0e1a18c3d 100644
--- a/lisp/vc-bzr.el
+++ b/lisp/vc-bzr.el
@@ -354,8 +354,7 @@ EDITABLE is ignored."
 (define-derived-mode vc-bzr-log-view-mode log-view-mode "Bzr-Log-View"
   (remove-hook 'log-view-mode-hook 'vc-bzr-log-view-mode) ;Deactivate the hack.
   (require 'add-log)
-  ;; Don't have file markers, so use impossible regexp.
-  (set (make-local-variable 'log-view-file-re) "\\'\\`")
+  (set (make-local-variable 'log-view-file-re) "^Working file:[ \t]+\\(.+\\)")
   (set (make-local-variable 'log-view-message-re)
        "^ *-+\n *\\(?:revno: \\([0-9.]+\\)\\|merged: .+\\)")
   (set (make-local-variable 'log-view-font-lock-keywords)
@@ -371,13 +370,25 @@ EDITABLE is ignored."
 
 (defun vc-bzr-print-log (files &optional buffer) ; get buffer arg in Emacs 22
   "Get bzr change log for FILES into specified BUFFER."
-  ;; FIXME: `vc-bzr-command' runs `bzr log' with `LC_MESSAGES=C', so
-  ;; the log display may not what the user wants - but I see no other
-  ;; way of getting the above regexps working.
-  (apply 'vc-bzr-command "log" buffer 0 files 
-         (if (stringp vc-bzr-log-switches)
-             (list vc-bzr-log-switches)
-           vc-bzr-log-switches))
+  ;; `vc-do-command' creates the buffer, but we need it before running
+  ;; the command.
+  (vc-setup-buffer buffer)
+  ;; If the buffer exists from a previous invocation it might be
+  ;; read-only.
+  (let ((inhibit-read-only t))
+    ;; FIXME: `vc-bzr-command' runs `bzr log' with `LC_MESSAGES=C', so
+    ;; the log display may not what the user wants - but I see no other
+    ;; way of getting the above regexps working.
+    ;; "bzr log" (as of bzr-1.1) can only take a single file argument.
+    ;; Loop through the file list.
+    (dolist (file files)
+      (with-current-buffer buffer
+	;; Insert the file name so that log-view.el can find it.
+	(insert "Working file: " file "\n")) ;; Like RCS/CVS.
+      (apply 'vc-bzr-command "log" buffer 0 file
+	     (if (stringp vc-bzr-log-switches)
+		 (list vc-bzr-log-switches)
+	       vc-bzr-log-switches))))
   ;; FIXME: Until Emacs-23, VC was missing a hook to sort out the mode for
   ;; the buffer, or at least set the regexps right.
   (unless (fboundp 'vc-default-log-view-mode)
@@ -387,7 +398,12 @@ EDITABLE is ignored."
   "Find entry for patch name VERSION in bzr change log buffer."
   (goto-char (point-min))
   (let (case-fold-search)
-    (if (re-search-forward (concat "^-+\nrevno: " version "$") nil t)
+    (if (re-search-forward
+	 ;; "revno:" can appear either at the beginning of a line, or indented.
+	 (concat "^[ ]*-+\n[ ]*revno: " 
+		 ;; The revision can contain ".", quote it so that it
+		 ;; does not interfere with regexp matching.
+		 (regexp-quote revision) "$") nil t)
         (beginning-of-line 0)
       (goto-char (point-min)))))