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-rw-r--r--emacs/guix-base.el25
-rw-r--r--emacs/guix-main.scm9
-rw-r--r--emacs/guix-ui-generation.el40
3 files changed, 50 insertions, 24 deletions
diff --git a/emacs/guix-base.el b/emacs/guix-base.el
index dae658ebfa..d720a87833 100644
--- a/emacs/guix-base.el
+++ b/emacs/guix-base.el
@@ -1,6 +1,6 @@
;;; guix-base.el --- Common definitions -*- lexical-binding: t -*-
-;; Copyright © 2014, 2015 Alex Kost <alezost@gmail.com>
+;; Copyright © 2014, 2015, 2016 Alex Kost <alezost@gmail.com>
;; This file is part of GNU Guix.
@@ -91,14 +91,25 @@ For the meaning of location, see `guix-find-location'."
"Return the file name of a PROFILE's GENERATION."
(format "%s-%s-link" profile generation))
-(defun guix-manifest-file (profile &optional generation)
+(defun guix-packages-profile (profile &optional generation system?)
+ "Return a directory where packages are installed for the
+PROFILE's GENERATION.
+
+If SYSTEM? is non-nil, then PROFILE is considered to be a system
+profile. Unlike usual profiles, for a system profile, packages
+are placed in 'profile' subdirectory."
+ (let ((profile (if generation
+ (guix-generation-file profile generation)
+ profile)))
+ (if system?
+ (expand-file-name "profile" profile)
+ profile)))
+
+(defun guix-manifest-file (profile &optional generation system?)
"Return the file name of a PROFILE's manifest.
-If GENERATION number is specified, return manifest file name for
-this generation."
+See `guix-packages-profile'."
(expand-file-name "manifest"
- (if generation
- (guix-generation-file profile generation)
- profile)))
+ (guix-packages-profile profile generation system?)))
;;;###autoload
(defun guix-edit (id-or-name)
diff --git a/emacs/guix-main.scm b/emacs/guix-main.scm
index 8c38e7cae3..5460c9686e 100644
--- a/emacs/guix-main.scm
+++ b/emacs/guix-main.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014, 2015 Alex Kost <alezost@gmail.com>
+;;; Copyright © 2014, 2015, 2016 Alex Kost <alezost@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -144,11 +144,10 @@ return two values: name and version. For example, for SPEC
(manifest-entries->package-specifications
(manifest-entries manifest))))
-(define (generation-package-specifications+paths profile number)
- "Return a list of package specifications and paths for generation NUMBER.
+(define (profile->specifications+paths profile)
+ "Return a list of package specifications and paths for PROFILE.
Each element of the list is a list of the package specification and its path."
- (let ((manifest (profile-manifest
- (generation-file-name profile number))))
+ (let ((manifest (profile-manifest profile)))
(map (lambda (entry)
(list (manifest-entry->package-specification entry)
(manifest-entry-item entry)))
diff --git a/emacs/guix-ui-generation.el b/emacs/guix-ui-generation.el
index aa71645b4e..89a235a29c 100644
--- a/emacs/guix-ui-generation.el
+++ b/emacs/guix-ui-generation.el
@@ -1,6 +1,6 @@
;;; guix-ui-generation.el --- Interface for displaying generations -*- lexical-binding: t -*-
-;; Copyright © 2014, 2015 Alex Kost <alezost@gmail.com>
+;; Copyright © 2014, 2015, 2016 Alex Kost <alezost@gmail.com>
;; This file is part of GNU Guix.
@@ -78,6 +78,18 @@ Each element from GENERATIONS is a generation number."
'switch-to-generation* profile generation)
operation-buffer)))
+(defun guix-system-generation? ()
+ "Return non-nil, if current generation is a system one."
+ (eq (guix-buffer-current-entry-type)
+ 'system-generation))
+
+(defun guix-generation-current-packages-profile (&optional generation)
+ "Return a directory where packages are installed for the
+current profile's GENERATION."
+ (guix-packages-profile (guix-ui-current-profile)
+ generation
+ (guix-system-generation?)))
+
;;; Generation 'info'
@@ -324,14 +336,13 @@ performance."
"Width of an output name \"column\".
This variable is used in auxiliary buffers for comparing generations.")
-(defun guix-generation-packages (profile generation)
- "Return a list of sorted packages installed in PROFILE's GENERATION.
+(defun guix-generation-packages (profile)
+ "Return a list of sorted packages installed in PROFILE.
Each element of the list is a list of the package specification
and its store path."
(let ((names+paths (guix-eval-read
(guix-make-guile-expression
- 'generation-package-specifications+paths
- profile generation))))
+ 'profile->specifications+paths profile))))
(sort names+paths
(lambda (a b)
(string< (car a) (car b))))))
@@ -360,8 +371,8 @@ Use the full PROFILE file name."
(indent-to guix-generation-output-name-width 2)
(insert path "\n"))
-(defun guix-generation-insert-packages (buffer profile generation)
- "Insert package outputs installed in PROFILE's GENERATION in BUFFER."
+(defun guix-generation-insert-packages (buffer profile)
+ "Insert package outputs installed in PROFILE in BUFFER."
(with-current-buffer buffer
(setq buffer-read-only nil
indent-tabs-mode nil)
@@ -369,9 +380,9 @@ Use the full PROFILE file name."
(mapc (lambda (name+path)
(guix-generation-insert-package
(car name+path) (cadr name+path)))
- (guix-generation-packages profile generation))))
+ (guix-generation-packages profile))))
-(defun guix-generation-packages-buffer (profile generation)
+(defun guix-generation-packages-buffer (profile generation &optional system?)
"Return buffer with package outputs installed in PROFILE's GENERATION.
Create the buffer if needed."
(let ((buf-name (guix-generation-packages-buffer-name
@@ -379,19 +390,24 @@ Create the buffer if needed."
(or (and (null guix-generation-packages-update-buffer)
(get-buffer buf-name))
(let ((buf (get-buffer-create buf-name)))
- (guix-generation-insert-packages buf profile generation)
+ (guix-generation-insert-packages
+ buf
+ (guix-packages-profile profile generation system?))
buf))))
(defun guix-profile-generation-manifest-file (generation)
"Return the file name of a GENERATION's manifest.
GENERATION is a generation number of the current profile."
- (guix-manifest-file (guix-ui-current-profile) generation))
+ (guix-manifest-file (guix-ui-current-profile)
+ generation
+ (guix-system-generation?)))
(defun guix-profile-generation-packages-buffer (generation)
"Insert GENERATION's package outputs in a buffer and return it.
GENERATION is a generation number of the current profile."
(guix-generation-packages-buffer (guix-ui-current-profile)
- generation))
+ generation
+ (guix-system-generation?)))
;;; Interactive commands