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-rw-r--r--emacs/guix-command.el26
-rw-r--r--emacs/guix-devel.el136
-rw-r--r--emacs/guix-guile.el35
-rw-r--r--emacs/guix-init.el2
4 files changed, 197 insertions, 2 deletions
diff --git a/emacs/guix-command.el b/emacs/guix-command.el
index 504d5f7ca0..b679ad9b1e 100644
--- a/emacs/guix-command.el
+++ b/emacs/guix-command.el
@@ -503,7 +503,10 @@ to be modified."
:name "log" :char ?l :doc "View build log"))
(("graph")
,(guix-command-make-argument
- :name "view" :char ?v :doc "View graph")))
+ :name "view" :char ?v :doc "View graph"))
+ (("size")
+ ,(guix-command-make-argument
+ :name "view" :char ?v :doc "View map")))
"Alist of guix commands and additional 'execute' action arguments.")
(defun guix-command-execute-arguments (commands)
@@ -525,7 +528,9 @@ to be modified."
(("build")
("log" . guix-run-view-build-log))
(("graph")
- ("view" . guix-run-view-graph)))
+ ("view" . guix-run-view-graph))
+ (("size")
+ ("view" . guix-run-view-size-map)))
"Alist of guix commands and alists of special executers for them.
See also `guix-command-default-executors'.")
@@ -583,6 +588,23 @@ open the log file(s)."
(guix-find-file graph-file)
(error "Couldn't create a graph"))))
+(defun guix-run-view-size-map (args)
+ "Run 'guix ARGS ...' size command, and open the map file."
+ (let* ((wished-map-file
+ (cl-some (lambda (arg)
+ (and (string-match "--map-file=\\(.+\\)" arg)
+ (match-string 1 arg)))
+ args))
+ (map-file (or wished-map-file (guix-png-file-name)))
+ (args (if wished-map-file
+ args
+ (apply #'list
+ (car args)
+ (concat "--map-file=" map-file)
+ (cdr args)))))
+ (guix-command-output args)
+ (guix-find-file map-file)))
+
;;; Generating popups, actions, etc.
diff --git a/emacs/guix-devel.el b/emacs/guix-devel.el
new file mode 100644
index 0000000000..6de49be3e6
--- /dev/null
+++ b/emacs/guix-devel.el
@@ -0,0 +1,136 @@
+;;; guix-devel.el --- Development tools -*- lexical-binding: t -*-
+
+;; Copyright © 2015 Alex Kost <alezost@gmail.com>
+
+;; This file is part of GNU Guix.
+
+;; GNU Guix is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; GNU Guix is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This file provides commands useful for developing Guix (or even
+;; arbitrary Guile code) with Geiser.
+
+;;; Code:
+
+(require 'guix-guile)
+(require 'guix-geiser)
+(require 'guix-utils)
+(require 'guix-base)
+
+(defgroup guix-devel nil
+ "Settings for Guix development utils."
+ :group 'guix)
+
+(defcustom guix-devel-activate-mode t
+ "If non-nil, then `guix-devel-mode' is automatically activated
+in Scheme buffers."
+ :type 'boolean
+ :group 'guix-devel)
+
+(defun guix-devel-use-modules (&rest modules)
+ "Use guile MODULES."
+ (apply #'guix-geiser-call "use-modules" modules))
+
+(defun guix-devel-use-module (&optional module)
+ "Use guile MODULE in the current Geiser REPL.
+MODULE is a string with the module name - e.g., \"(ice-9 match)\".
+Interactively, use the module defined by the current scheme file."
+ (interactive (list (guix-guile-current-module)))
+ (guix-devel-use-modules module)
+ (message "Using %s module." module))
+
+(defun guix-devel-copy-module-as-kill ()
+ "Put the name of the current guile module into `kill-ring'."
+ (interactive)
+ (guix-copy-as-kill (guix-guile-current-module)))
+
+(defun guix-devel-setup-repl (&optional repl)
+ "Setup REPL for using `guix-devel-...' commands."
+ (guix-devel-use-modules "(guix monad-repl)"
+ "(guix scripts)"
+ "(guix store)")
+ ;; Without this workaround, the build output disappears. See
+ ;; <https://github.com/jaor/geiser/issues/83> for details.
+ (guix-geiser-eval-in-repl
+ "(current-build-output-port (current-error-port))"
+ repl 'no-history 'no-display))
+
+(defvar guix-devel-repl-processes nil
+ "List of REPL processes configured by `guix-devel-setup-repl'.")
+
+(defun guix-devel-setup-repl-maybe (&optional repl)
+ "Setup (if needed) REPL for using `guix-devel-...' commands."
+ (let ((process (get-buffer-process (or repl (guix-geiser-repl)))))
+ (when (and process
+ (not (memq process guix-devel-repl-processes)))
+ (guix-devel-setup-repl repl)
+ (push process guix-devel-repl-processes))))
+
+(defun guix-devel-build-package-definition ()
+ "Build a package defined by the current top-level variable definition."
+ (interactive)
+ (let ((def (guix-guile-current-definition)))
+ (guix-devel-setup-repl-maybe)
+ (guix-devel-use-modules (guix-guile-current-module))
+ (when (or (not guix-operation-confirm)
+ (guix-operation-prompt (format "Build '%s'?" def)))
+ (guix-geiser-eval-in-repl
+ (concat ",run-in-store "
+ (guix-guile-make-call-expression
+ "build-package" def
+ "#:use-substitutes?" (guix-guile-boolean
+ guix-use-substitutes)
+ "#:dry-run?" (guix-guile-boolean guix-dry-run)))))))
+
+(defvar guix-devel-keys-map
+ (let ((map (make-sparse-keymap)))
+ (define-key map (kbd "b") 'guix-devel-build-package-definition)
+ (define-key map (kbd "k") 'guix-devel-copy-module-as-kill)
+ (define-key map (kbd "u") 'guix-devel-use-module)
+ map)
+ "Keymap with subkeys for `guix-devel-mode-map'.")
+
+(defvar guix-devel-mode-map
+ (let ((map (make-sparse-keymap)))
+ (define-key map (kbd "C-c .") guix-devel-keys-map)
+ map)
+ "Keymap for `guix-devel-mode'.")
+
+;;;###autoload
+(define-minor-mode guix-devel-mode
+ "Minor mode for `scheme-mode' buffers.
+
+With a prefix argument ARG, enable the mode if ARG is positive,
+and disable it otherwise. If called from Lisp, enable the mode
+if ARG is omitted or nil.
+
+When Guix Devel mode is enabled, it provides the following key
+bindings:
+
+\\{guix-devel-mode-map}"
+ :init-value nil
+ :lighter " Guix"
+ :keymap guix-devel-mode-map)
+
+;;;###autoload
+(defun guix-devel-activate-mode-maybe ()
+ "Activate `guix-devel-mode' depending on
+`guix-devel-activate-mode' variable."
+ (when guix-devel-activate-mode
+ (guix-devel-mode)))
+
+(provide 'guix-devel)
+
+;;; guix-devel.el ends here
diff --git a/emacs/guix-guile.el b/emacs/guix-guile.el
index cff9bd4e9b..35a97d77a3 100644
--- a/emacs/guix-guile.el
+++ b/emacs/guix-guile.el
@@ -24,6 +24,41 @@
;;; Code:
+(require 'geiser-guile)
+
+(defvar guix-guile-definition-regexp
+ (rx bol "(define"
+ (zero-or-one "*")
+ (zero-or-one "-public")
+ (one-or-more space)
+ (zero-or-one "(")
+ (group (one-or-more (or word (syntax symbol)))))
+ "Regexp used to find the guile definition.")
+
+(defun guix-guile-current-definition ()
+ "Return string with name of the current top-level guile definition."
+ (save-excursion
+ (beginning-of-defun)
+ (if (looking-at guix-guile-definition-regexp)
+ (match-string-no-properties 1)
+ (error "Couldn't find the current definition"))))
+
+(defun guix-guile-current-module ()
+ "Return a string with the current guile module.
+Return nil, if current buffer does not define a module."
+ ;; Modified version of `geiser-guile--get-module'.
+ (save-excursion
+ (geiser-syntax--pop-to-top)
+ (when (or (re-search-backward geiser-guile--module-re nil t)
+ (looking-at geiser-guile--library-re)
+ (re-search-forward geiser-guile--module-re nil t))
+ (match-string-no-properties 1))))
+
+(defun guix-guile-boolean (arg)
+ "Return a string with guile boolean value.
+Transform elisp ARG (nil or non-nil) to the guile boolean (#f or #t)."
+ (concat "#" (prin1-to-string (if arg 't 'f))))
+
(defun guix-guile-make-call-expression (proc &rest args)
"Return \"(PROC ARGS ...)\" string.
PROC and ARGS should be strings."
diff --git a/emacs/guix-init.el b/emacs/guix-init.el
index 3a727c7eb6..96aa0c2ffc 100644
--- a/emacs/guix-init.el
+++ b/emacs/guix-init.el
@@ -12,4 +12,6 @@ avoid loading autoloads of Emacs packages installed in
(require 'guix-emacs)
(guix-emacs-load-autoloads 'all))
+(add-hook 'scheme-mode-hook 'guix-devel-activate-mode-maybe)
+
(provide 'guix-init)