2 files changed, 20 insertions, 15 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 34e4e9d1c2b..def4620db02 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -3,6 +3,13 @@
         * hi-lock.el (hi-lock-unface-buffer): Don't call
         font-lock-remove-keywords if not needed (bug#19737).
 
+2015-02-11  Artur Malabarba  <bruce.connor.am@gmail.com>
+
+        * emacs-lisp/package.el (package-install): Invert the second
+        argument, for better backwards compatibility.
+        (package-install-button-action, package-reinstall)
+        (package-menu-execute): Account for the change.
+
 2015-02-11  Nicolas Petton <nicolas@petton.fr>
 
         * emacs-lisp/seq.el (seq-reverse): Add a backward-compatible
diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el
index c3a2061aae2..60cf65d2305 100644
--- a/lisp/emacs-lisp/package.el
+++ b/lisp/emacs-lisp/package.el
@@ -1221,15 +1221,15 @@ using `package-compute-transaction'."
   (mapc #'package-install-from-archive packages))
 
 ;;;###autoload
-(defun package-install (pkg &optional mark-selected)
+(defun package-install (pkg &optional dont-select)
   "Install the package PKG.
 PKG can be a package-desc or the package name of one the available packages
 in an archive in `package-archives'.  Interactively, prompt for its name.
 
-If called interactively or if MARK-SELECTED is non-nil, add PKG
-to `package-selected-packages'.
+If called interactively or if DONT-SELECT nil, add PKG to
+`package-selected-packages'.
 
-if PKG is a package-desc and it is already installed, don't try
+If PKG is a package-desc and it is already installed, don't try
 to install it but still mark it as selected."
   (interactive
    (progn
@@ -1247,11 +1247,11 @@ to install it but still mark it as selected."
                                       (symbol-name (car elt))))
                                   package-archive-contents))
                     nil t))
-           t)))
+           nil)))
   (let ((name (if (package-desc-p pkg)
                   (package-desc-name pkg)
                 pkg)))
-    (when (and mark-selected (not (package--user-selected-p name)))
+    (unless (or dont-select (package--user-selected-p name))
       (customize-save-variable 'package-selected-packages
                                (cons name package-selected-packages))))
   (if (package-desc-p pkg)
@@ -1276,7 +1276,7 @@ object."
   (package-delete
    (if (package-desc-p pkg) pkg (cadr (assq pkg package-alist)))
    'force 'nosave)
-  (package-install pkg))
+  (package-install pkg 'dont-select))
 
 (defun package-strip-rcs-id (str)
   "Strip RCS version ID from the version string STR.
@@ -1929,7 +1929,7 @@ If optional arg NO-ACTIVATE is non-nil, don't activate packages."
   (let ((pkg-desc (button-get button 'package-desc)))
     (when (y-or-n-p (format "Install package `%s'? "
                             (package-desc-full-name pkg-desc)))
-      (package-install pkg-desc 1)
+      (package-install pkg-desc nil)
       (revert-buffer nil t)
       (goto-char (point-min)))))
 
@@ -2427,13 +2427,11 @@ Optional argument NOQUERY non-nil means do not ask the user to confirm."
                       (mapconcat #'package-desc-full-name
                                  install-list ", ")))))
           (mapc (lambda (p)
-                  ;; Mark as selected if it's the exact version of a
-                  ;; package that's already installed, or if it's not
-                  ;; installed at all.  Don't mark if it's a new
-                  ;; version of an installed package.
-                  (package-install p (or (package-installed-p p)
-                                         (not (package-installed-p
-                                               (package-desc-name p))))))
+                  ;; Don't mark as selected if it's a new version of
+                  ;; an installed package.
+                  (package-install p (and (not (package-installed-p p))
+                                          (package-installed-p
+                                           (package-desc-name p)))))
                 install-list)))
     ;; Delete packages, prompting if necessary.
     (when delete-list