merge emacs-23

4 files changed, 45 insertions, 4 deletions

diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index 6b3584eb90f..11da74f63b0 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,3 +1,8 @@
+2010-10-01  Glenn Morris  <rgm@gnu.org>
+
+        * emacsclient.c (set_local_socket) [DARWIN_OS]: Try as a fall-back
+        DARWIN_USER_TEMP_DIR.  (Bug#3992)
+
 2010-05-07  Chong Yidong  <cyd@stupidchicken.com>
 
         * Version 23.2 released.
diff --git a/lib-src/emacsclient.c b/lib-src/emacsclient.c
index 01241b518bb..05f01b3b097 100644
--- a/lib-src/emacsclient.c
+++ b/lib-src/emacsclient.c
@@ -1249,7 +1249,18 @@ set_local_socket ()
       {
         tmpdir = egetenv ("TMPDIR");
         if (!tmpdir)
-          tmpdir = "/tmp";
+          {
+#ifdef DARWIN_OS
+            size_t n = confstr (_CS_DARWIN_USER_TEMP_DIR, NULL, (size_t) 0);
+            if (n > 0)
+              {
+                tmpdir = alloca (n);
+                confstr (_CS_DARWIN_USER_TEMP_DIR, tmpdir, n);
+              }
+            else
+#endif
+              tmpdir = "/tmp";
+          }
         socket_name = alloca (strlen (tmpdir) + strlen (server_name)
                               + EXTRA_SPACE);
         sprintf (socket_name, "%s/emacs%d/%s",
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 22cc8f3a3ed..696941f93cd 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2010-09-30  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+        * minibuffer.el (completion--replace):
+        Better preserve markers (bug#7138).
+
 2010-09-29  Juanma Barranquero  <lekktu@gmail.com>
 
         * server.el (server-process-filter): Doc fix.
@@ -10,8 +15,8 @@
 
         * Makefile.in (ELCFILES): Update.
 
-        * emacs-lisp/byte-opt.el (byte-optimize-form-code-walker): Avoid
-        infinite recursion on erroneous lambda form.  (Bug#7114)
+        * emacs-lisp/byte-opt.el (byte-optimize-form-code-walker):
+        Avoid infinite recursion on erroneous lambda form.  (Bug#7114)
 
 2010-09-27  Kenichi Handa  <handa@m17n.org>
 
diff --git a/lisp/minibuffer.el b/lisp/minibuffer.el
index 93a222053f6..9a477020421 100644
--- a/lisp/minibuffer.el
+++ b/lisp/minibuffer.el
@@ -475,10 +475,30 @@ in the last `cdr'."
 (defun completion--replace (beg end newtext)
   "Replace the buffer text between BEG and END with NEWTEXT.
 Moves point to the end of the new text."
-  ;; This should be in subr.el.
+  ;; Maybe this should be in subr.el.
   ;; You'd think this is trivial to do, but details matter if you want
   ;; to keep markers "at the right place" and be robust in the face of
   ;; after-change-functions that may themselves modify the buffer.
+  (let ((prefix-len 0))
+    ;; Don't touch markers in the shared prefix (if any).
+    (while (and (< prefix-len (length newtext))
+                (< (+ beg prefix-len) end)
+                (eq (char-after (+ beg prefix-len))
+                    (aref newtext prefix-len)))
+      (setq prefix-len (1+ prefix-len)))
+    (unless (zerop prefix-len)
+      (setq beg (+ beg prefix-len))
+      (setq newtext (substring newtext prefix-len))))
+  (let ((suffix-len 0))
+    ;; Don't touch markers in the shared suffix (if any).
+    (while (and (< suffix-len (length newtext))
+                (< beg (- end suffix-len))
+                (eq (char-before (- end suffix-len))
+                    (aref newtext (- (length newtext) suffix-len 1))))
+      (setq suffix-len (1+ suffix-len)))
+    (unless (zerop suffix-len)
+      (setq end (- end suffix-len))
+      (setq newtext (substring newtext 0 (- suffix-len)))))
   (goto-char beg)
   (insert newtext)
   (delete-region (point) (+ (point) (- end beg))))