890 lines
32 KiB
EmacsLisp
890 lines
32 KiB
EmacsLisp
;;; guix-list.el --- List buffers for displaying entries -*- lexical-binding: t -*-
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;; Copyright © 2014, 2015 Alex Kost <alezost@gmail.com>
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;; This file is part of GNU Guix.
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;; GNU Guix is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Guix is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This file provides a list-like buffer for displaying information
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;; about Guix packages and generations.
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;;; Code:
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(require 'cl-lib)
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(require 'tabulated-list)
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(require 'guix-info)
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(require 'guix-base)
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(require 'guix-utils)
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(defgroup guix-list nil
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"General settings for list buffers."
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:prefix "guix-list-"
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:group 'guix)
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(defface guix-list-file-path
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'((t :inherit guix-info-file-path))
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"Face used for file paths."
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:group 'guix-list)
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(defcustom guix-list-describe-warning-count 10
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"The maximum number of entries for describing without a warning.
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If a user wants to describe more than this number of marked
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entries, he will be prompted for confirmation."
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:type 'integer
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:group 'guix-list)
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(defvar guix-list-column-format
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`((package
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(name 20 t)
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(version 10 nil)
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(outputs 13 t)
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(installed 13 t)
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(synopsis 30 nil))
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(output
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(name 20 t)
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(version 10 nil)
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(output 9 t)
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(installed 12 t)
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(synopsis 30 nil))
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(generation
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(number 5
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,(lambda (a b) (guix-list-sort-numerically 0 a b))
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:right-align t)
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(current 10 t)
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(time 20 t)
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(path 30 t)))
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"Columns displayed in list buffers.
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Each element of the list has a form:
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(ENTRY-TYPE . ((PARAM WIDTH SORT . PROPS) ...))
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PARAM is the name of an entry parameter of ENTRY-TYPE. For the
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meaning of WIDTH, SORT and PROPS, see `tabulated-list-format'.")
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(defvar guix-list-column-titles
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'((generation
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(number . "N.")))
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"Column titles for list buffers.
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Has the same structure as `guix-param-titles', but titles from
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this list have a priority.")
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(defvar guix-list-column-value-methods
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'((package
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(name . guix-package-list-get-name)
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(synopsis . guix-list-get-one-line)
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(description . guix-list-get-one-line)
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(installed . guix-package-list-get-installed-outputs))
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(output
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(name . guix-package-list-get-name)
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(synopsis . guix-list-get-one-line)
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(description . guix-list-get-one-line))
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(generation
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(current . guix-generation-list-get-current)
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(time . guix-list-get-time)
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(path . guix-list-get-file-path)))
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"Methods for inserting parameter values in columns.
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Each element of the list has a form:
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(ENTRY-TYPE . ((PARAM . FUN) ...))
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PARAM is the name of an entry parameter of ENTRY-TYPE.
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FUN is a function returning a value that will be inserted. The
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function is called with 2 arguments: the first one is the value
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of the parameter; the second argument is an entry info (alist of
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parameters and their values).")
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(defun guix-list-get-param-title (entry-type param)
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"Return title of an ENTRY-TYPE entry parameter PARAM."
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(or (guix-assq-value guix-list-column-titles
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entry-type param)
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(guix-get-param-title entry-type param)))
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(defun guix-list-get-column-format (entry-type)
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"Return column format for ENTRY-TYPE."
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(guix-assq-value guix-list-column-format entry-type))
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(defun guix-list-get-displayed-params (entry-type)
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"Return list of parameters of ENTRY-TYPE that should be displayed."
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(mapcar #'car
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(guix-list-get-column-format entry-type)))
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(defun guix-list-get-sort-key (entry-type param &optional invert)
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"Return suitable sort key for `tabulated-list-sort-key'.
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Define column title by ENTRY-TYPE and PARAM. If INVERT is
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non-nil, invert the sort."
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(when (memq param (guix-list-get-displayed-params entry-type))
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(cons (guix-list-get-param-title entry-type param) invert)))
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(defun guix-list-sort-numerically (column a b)
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"Compare COLUMN of tabulated entries A and B numerically.
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It is a sort predicate for `tabulated-list-format'.
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Return non-nil, if B is bigger than A."
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(cl-flet ((num (entry)
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(string-to-number (aref (cadr entry) column))))
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(> (num b) (num a))))
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(defun guix-list-make-tabulated-vector (entry-type fun)
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"Call FUN on each column specification for ENTRY-TYPE.
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FUN is called with 2 argument: parameter name and column
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specification (see `guix-list-column-format').
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Return a vector made of values of FUN calls."
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(apply #'vector
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(mapcar (lambda (col-spec)
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(funcall fun (car col-spec) (cdr col-spec)))
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(guix-list-get-column-format entry-type))))
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(defun guix-list-get-list-format (entry-type)
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"Return ENTRY-TYPE list specification for `tabulated-list-format'."
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(guix-list-make-tabulated-vector
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entry-type
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(lambda (param spec)
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(cons (guix-list-get-param-title entry-type param)
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spec))))
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(defun guix-list-insert-entries (entries entry-type)
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"Display ENTRIES of ENTRY-TYPE in the current list buffer.
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ENTRIES should have a form of `guix-entries'."
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(setq tabulated-list-entries
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(guix-list-get-tabulated-entries entries entry-type))
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(tabulated-list-print))
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(defun guix-list-get-tabulated-entries (entries entry-type)
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"Return list of values of ENTRY-TYPE for `tabulated-list-entries'.
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Values are taken from ENTRIES which should have the form of
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`guix-entries'."
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(mapcar (lambda (entry)
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(list (guix-assq-value entry 'id)
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(guix-list-get-tabulated-entry entry entry-type)))
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entries))
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(defun guix-list-get-tabulated-entry (entry entry-type)
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"Return array of values for `tabulated-list-entries'.
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Parameters are taken from ENTRY of ENTRY-TYPE."
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(guix-list-make-tabulated-vector
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entry-type
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(lambda (param _)
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(let ((val (guix-assq-value entry param))
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(fun (guix-assq-value guix-list-column-value-methods
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entry-type param)))
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(if fun
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(funcall fun val entry)
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(guix-get-string val))))))
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(defun guix-list-get-one-line (val &optional _)
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"Return one-line string from a multi-line string VAL.
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VAL may be nil."
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(if val
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(guix-get-one-line val)
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(guix-get-string nil)))
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(defun guix-list-get-time (seconds &optional _)
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"Return formatted time string from SECONDS."
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(guix-get-time-string seconds))
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(defun guix-list-get-file-path (path &optional _)
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"Return PATH button specification for `tabulated-list-entries'."
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(list path
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'face 'guix-list-file-path
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'action (lambda (btn) (find-file (button-label btn)))
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'follow-link t
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'help-echo "Find file"))
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(defun guix-list-current-id ()
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"Return ID of the current entry."
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(or (tabulated-list-get-id)
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(user-error "No entry here")))
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(defun guix-list-current-entry ()
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"Return alist of the current entry info."
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(guix-get-entry-by-id (guix-list-current-id) guix-entries))
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(defun guix-list-current-package-id ()
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"Return ID of the current package."
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(cl-ecase major-mode
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(guix-package-list-mode
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(guix-list-current-id))
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(guix-output-list-mode
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(guix-assq-value (guix-list-current-entry) 'package-id))))
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(defun guix-list-for-each-line (fun &rest args)
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"Call FUN with ARGS for each entry line."
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(or (derived-mode-p 'guix-list-mode)
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(error "The current buffer is not in Guix List mode"))
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(save-excursion
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(goto-char (point-min))
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(while (not (eobp))
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(apply fun args)
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(forward-line))))
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(defun guix-list-fold-lines (fun init)
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"Fold over entry lines in the current list buffer.
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Call FUN with RESULT as argument for each line, using INIT as
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the initial value of RESULT. Return the final result."
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(let ((res init))
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(guix-list-for-each-line
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(lambda () (setq res (funcall fun res))))
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res))
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;;; Marking and sorting
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(defvar-local guix-list-marked nil
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"List of the marked entries.
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Each element of the list has a form:
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(ID MARK-NAME . ARGS)
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ID is an entry ID.
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MARK-NAME is a symbol from `guix-list-mark-alist'.
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ARGS is a list of additional values.")
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(defvar guix-list-mark-alist
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'((empty . ?\s)
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(general . ?*))
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"Alist of available mark names and mark characters.")
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(defsubst guix-list-get-mark (name)
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"Return mark character by its NAME."
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(or (guix-assq-value guix-list-mark-alist name)
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(error "Mark '%S' not found" name)))
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(defsubst guix-list-get-mark-string (name)
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"Return mark string by its NAME."
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(string (guix-list-get-mark name)))
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(defun guix-list-current-mark ()
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"Return mark character of the current line."
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(char-after (line-beginning-position)))
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(defun guix-list-get-marked (&rest mark-names)
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"Return list of specs of entries marked with any mark from MARK-NAMES.
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Entry specs are elements from `guix-list-marked' list.
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If MARK-NAMES are not specified, use all marks from
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`guix-list-mark-alist' except the `empty' one."
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(or mark-names
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(setq mark-names
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(delq 'empty
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(mapcar #'car guix-list-mark-alist))))
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(cl-remove-if-not (lambda (assoc)
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(memq (cadr assoc) mark-names))
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guix-list-marked))
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(defun guix-list-get-marked-args (mark-name)
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"Return list of (ID . ARGS) elements from lines marked with MARK-NAME.
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See `guix-list-marked' for the meaning of ARGS."
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(mapcar (lambda (spec)
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(let ((id (car spec))
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(args (cddr spec)))
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(cons id args)))
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(guix-list-get-marked mark-name)))
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(defun guix-list-get-marked-id-list (&rest mark-names)
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"Return list of IDs of entries marked with any mark from MARK-NAMES.
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See `guix-list-get-marked' for details."
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(mapcar #'car (apply #'guix-list-get-marked mark-names)))
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(defun guix-list--mark (mark-name &optional advance &rest args)
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"Put a mark on the current line.
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Also add the current entry to `guix-list-marked' using its ID and ARGS.
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MARK-NAME is a symbol from `guix-list-mark-alist'.
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If ADVANCE is non-nil, move forward by one line after marking."
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(let ((id (guix-list-current-id)))
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(if (eq mark-name 'empty)
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(setq guix-list-marked (assq-delete-all id guix-list-marked))
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(let ((assoc (assq id guix-list-marked))
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(val (cons mark-name args)))
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(if assoc
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(setcdr assoc val)
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(push (cons id val) guix-list-marked)))))
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(tabulated-list-put-tag (guix-list-get-mark-string mark-name)
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advance))
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(defun guix-list-mark (&optional arg)
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"Mark the current line and move to the next line.
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With ARG, mark all lines."
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(interactive "P")
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(if arg
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(guix-list-mark-all)
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(guix-list--mark 'general t)))
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(defun guix-list-mark-all (&optional mark-name)
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"Mark all lines with MARK-NAME mark.
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MARK-NAME is a symbol from `guix-list-mark-alist'.
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Interactively, put a general mark on all lines."
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(interactive)
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(or mark-name (setq mark-name 'general))
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(guix-list-for-each-line #'guix-list--mark mark-name))
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(defun guix-list-unmark (&optional arg)
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"Unmark the current line and move to the next line.
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With ARG, unmark all lines."
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(interactive "P")
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(if arg
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(guix-list-unmark-all)
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(guix-list--mark 'empty t)))
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(defun guix-list-unmark-backward ()
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"Move up one line and unmark it."
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(interactive)
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(forward-line -1)
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(guix-list--mark 'empty))
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(defun guix-list-unmark-all ()
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"Unmark all lines."
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(interactive)
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(guix-list-mark-all 'empty))
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(defun guix-list-restore-marks ()
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"Put marks according to `guix-list-mark-alist'."
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(guix-list-for-each-line
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(lambda ()
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(let ((mark-name (car (guix-assq-value guix-list-marked
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(guix-list-current-id)))))
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(tabulated-list-put-tag
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(guix-list-get-mark-string (or mark-name 'empty)))))))
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(defun guix-list-sort (&optional n)
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"Sort guix list entries by the column at point.
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With a numeric prefix argument N, sort the Nth column.
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Same as `tabulated-list-sort', but also restore marks after sorting."
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(interactive "P")
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(tabulated-list-sort n)
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(guix-list-restore-marks))
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(defvar guix-list-mode-map
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(let ((map (make-sparse-keymap)))
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(set-keymap-parent
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map (make-composed-keymap guix-root-map
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tabulated-list-mode-map))
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(define-key map (kbd "RET") 'guix-list-describe)
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(define-key map (kbd "m") 'guix-list-mark)
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(define-key map (kbd "*") 'guix-list-mark)
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(define-key map (kbd "u") 'guix-list-unmark)
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(define-key map (kbd "DEL") 'guix-list-unmark-backward)
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(define-key map [remap tabulated-list-sort] 'guix-list-sort)
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map)
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"Parent keymap for list buffers.")
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(define-derived-mode guix-list-mode tabulated-list-mode "Guix-List"
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"Parent mode for displaying information in list buffers."
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(setq tabulated-list-padding 2))
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(defmacro guix-list-define-entry-type (entry-type &rest args)
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"Define common stuff for displaying ENTRY-TYPE entries in list buffers.
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Remaining argument (ARGS) should have a form [KEYWORD VALUE] ... The
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following keywords are available:
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- `:sort-key' - default sort key for the tabulated list buffer.
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- `:invert-sort' - if non-nil, invert initial sort.
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- `:marks' - default value for the defined
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`guix-ENTRY-TYPE-mark-alist' variable.
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This macro defines the following functions:
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- `guix-ENTRY-TYPE-mark-MARK-NAME' functions for each mark
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specified in `:marks' argument."
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||
(let* ((entry-type-str (symbol-name entry-type))
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(prefix (concat "guix-" entry-type-str "-list"))
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(mode-str (concat prefix "-mode"))
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(init-fun (intern (concat prefix "-mode-initialize")))
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(marks-var (intern (concat prefix "-mark-alist")))
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||
(marks-val nil)
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(sort-key nil)
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||
(invert-sort nil))
|
||
|
||
;; Process the keyword args.
|
||
(while (keywordp (car args))
|
||
(pcase (pop args)
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||
(`:sort-key (setq sort-key (pop args)))
|
||
(`:invert-sort (setq invert-sort (pop args)))
|
||
(`:marks (setq marks-val (pop args)))
|
||
(_ (pop args))))
|
||
|
||
`(progn
|
||
(defvar ,marks-var ',marks-val
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||
,(concat "Alist of additional marks for `" mode-str "'.\n"
|
||
"Marks from this list are added to `guix-list-mark-alist'."))
|
||
|
||
,@(mapcar (lambda (mark-spec)
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||
(let* ((mark-name (car mark-spec))
|
||
(mark-name-str (symbol-name mark-name)))
|
||
`(defun ,(intern (concat prefix "-mark-" mark-name-str "-simple")) ()
|
||
,(concat "Put '" mark-name-str "' mark and move to the next line.\n"
|
||
"Also add the current entry to `guix-list-marked'.")
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||
(interactive)
|
||
(guix-list--mark ',mark-name t))))
|
||
marks-val)
|
||
|
||
(defun ,init-fun ()
|
||
,(concat "Initial settings for `" mode-str "'.")
|
||
,(when sort-key
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||
`(setq tabulated-list-sort-key
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||
(guix-list-get-sort-key
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||
',entry-type ',sort-key ,invert-sort)))
|
||
(setq tabulated-list-format
|
||
(guix-list-get-list-format ',entry-type))
|
||
(setq-local guix-list-mark-alist
|
||
(append guix-list-mark-alist ,marks-var))
|
||
(tabulated-list-init-header)))))
|
||
|
||
(put 'guix-list-define-entry-type 'lisp-indent-function 'defun)
|
||
|
||
(defun guix-list-describe-maybe (entry-type ids)
|
||
"Describe ENTRY-TYPE entries in info buffer using list of IDS."
|
||
(let ((count (length ids)))
|
||
(when (or (<= count guix-list-describe-warning-count)
|
||
(y-or-n-p (format "Do you really want to describe %d entries? "
|
||
count)))
|
||
(apply #'guix-get-show-entries
|
||
guix-profile 'info entry-type 'id ids))))
|
||
|
||
(defun guix-list-describe (&optional arg)
|
||
"Describe entries marked with a general mark.
|
||
If no entries are marked, describe the current entry.
|
||
With prefix (if ARG is non-nil), describe entries marked with any mark."
|
||
(interactive "P")
|
||
(let ((ids (or (apply #'guix-list-get-marked-id-list
|
||
(unless arg '(general)))
|
||
(list (guix-list-current-id)))))
|
||
(guix-list-describe-maybe guix-entry-type ids)))
|
||
|
||
(defun guix-list-edit-package ()
|
||
"Go to the location of the current package."
|
||
(interactive)
|
||
(guix-edit-package (guix-list-current-package-id)))
|
||
|
||
|
||
;;; Displaying packages
|
||
|
||
(guix-define-buffer-type list package)
|
||
|
||
(guix-list-define-entry-type package
|
||
:sort-key name
|
||
:marks ((install . ?I)
|
||
(upgrade . ?U)
|
||
(delete . ?D)))
|
||
|
||
(defface guix-package-list-installed
|
||
'((t :inherit guix-package-info-installed-outputs))
|
||
"Face used if there are installed outputs for the current package."
|
||
:group 'guix-package-list)
|
||
|
||
(defface guix-package-list-obsolete
|
||
'((t :inherit guix-package-info-obsolete))
|
||
"Face used if a package is obsolete."
|
||
:group 'guix-package-list)
|
||
|
||
(defcustom guix-package-list-generation-marking-enabled nil
|
||
"If non-nil, allow putting marks in a list with 'generation packages'.
|
||
|
||
By default this is disabled, because it may be confusing. For
|
||
example a package is installed in some generation, so a user can
|
||
mark it for deletion in the list of packages from this
|
||
generation, but the package may not be installed in the latest
|
||
generation, so actually it cannot be deleted.
|
||
|
||
If you managed to understand the explanation above or if you
|
||
really know what you do or if you just don't care, you can set
|
||
this variable to t. It should not do much harm anyway (most
|
||
likely)."
|
||
:type 'boolean
|
||
:group 'guix-package-list)
|
||
|
||
(let ((map guix-package-list-mode-map))
|
||
(define-key map (kbd "e") 'guix-list-edit-package)
|
||
(define-key map (kbd "x") 'guix-package-list-execute)
|
||
(define-key map (kbd "i") 'guix-package-list-mark-install)
|
||
(define-key map (kbd "d") 'guix-package-list-mark-delete)
|
||
(define-key map (kbd "U") 'guix-package-list-mark-upgrade)
|
||
(define-key map (kbd "^") 'guix-package-list-mark-upgrades))
|
||
|
||
(defun guix-package-list-get-name (name entry)
|
||
"Return NAME of the package ENTRY.
|
||
Colorize it with `guix-package-list-installed' or
|
||
`guix-package-list-obsolete' if needed."
|
||
(guix-get-string name
|
||
(cond ((guix-assq-value entry 'obsolete)
|
||
'guix-package-list-obsolete)
|
||
((guix-assq-value entry 'installed)
|
||
'guix-package-list-installed))))
|
||
|
||
(defun guix-package-list-get-installed-outputs (installed &optional _)
|
||
"Return string with outputs from INSTALLED entries."
|
||
(guix-get-string
|
||
(mapcar (lambda (entry)
|
||
(guix-assq-value entry 'output))
|
||
installed)))
|
||
|
||
(defun guix-package-list-marking-check ()
|
||
"Signal an error if marking is disabled for the current buffer."
|
||
(when (and (not guix-package-list-generation-marking-enabled)
|
||
(or (derived-mode-p 'guix-package-list-mode)
|
||
(derived-mode-p 'guix-output-list-mode))
|
||
(eq guix-search-type 'generation))
|
||
(error "Action marks are disabled for lists of 'generation packages'")))
|
||
|
||
(defun guix-package-list-mark-outputs (mark default
|
||
&optional prompt available)
|
||
"Mark the current package with MARK and move to the next line.
|
||
If PROMPT is non-nil, use it to ask a user for outputs from
|
||
AVAILABLE list, otherwise mark all DEFAULT outputs."
|
||
(let ((outputs (if prompt
|
||
(guix-completing-read-multiple
|
||
prompt available nil t)
|
||
default)))
|
||
(apply #'guix-list--mark mark t outputs)))
|
||
|
||
(defun guix-package-list-mark-install (&optional arg)
|
||
"Mark the current package for installation and move to the next line.
|
||
With ARG, prompt for the outputs to install (several outputs may
|
||
be separated with \",\")."
|
||
(interactive "P")
|
||
(guix-package-list-marking-check)
|
||
(let* ((entry (guix-list-current-entry))
|
||
(all (guix-assq-value entry 'outputs))
|
||
(installed (guix-get-installed-outputs entry))
|
||
(available (cl-set-difference all installed :test #'string=)))
|
||
(or available
|
||
(user-error "This package is already installed"))
|
||
(guix-package-list-mark-outputs
|
||
'install '("out")
|
||
(and arg "Output(s) to install: ")
|
||
available)))
|
||
|
||
(defun guix-package-list-mark-delete (&optional arg)
|
||
"Mark the current package for deletion and move to the next line.
|
||
With ARG, prompt for the outputs to delete (several outputs may
|
||
be separated with \",\")."
|
||
(interactive "P")
|
||
(guix-package-list-marking-check)
|
||
(let* ((entry (guix-list-current-entry))
|
||
(installed (guix-get-installed-outputs entry)))
|
||
(or installed
|
||
(user-error "This package is not installed"))
|
||
(guix-package-list-mark-outputs
|
||
'delete installed
|
||
(and arg "Output(s) to delete: ")
|
||
installed)))
|
||
|
||
(defun guix-package-list-mark-upgrade (&optional arg)
|
||
"Mark the current package for upgrading and move to the next line.
|
||
With ARG, prompt for the outputs to upgrade (several outputs may
|
||
be separated with \",\")."
|
||
(interactive "P")
|
||
(guix-package-list-marking-check)
|
||
(let* ((entry (guix-list-current-entry))
|
||
(installed (guix-get-installed-outputs entry)))
|
||
(or installed
|
||
(user-error "This package is not installed"))
|
||
(when (or (guix-assq-value entry 'obsolete)
|
||
(y-or-n-p "This package is not obsolete. Try to upgrade it anyway? "))
|
||
(guix-package-list-mark-outputs
|
||
'upgrade installed
|
||
(and arg "Output(s) to upgrade: ")
|
||
installed))))
|
||
|
||
(defun guix-list-mark-package-upgrades (fun)
|
||
"Mark all obsolete packages for upgrading.
|
||
Use FUN to perform marking of the current line. FUN should
|
||
accept an entry as argument."
|
||
(guix-package-list-marking-check)
|
||
(let ((obsolete (cl-remove-if-not
|
||
(lambda (entry)
|
||
(guix-assq-value entry 'obsolete))
|
||
guix-entries)))
|
||
(guix-list-for-each-line
|
||
(lambda ()
|
||
(let* ((id (guix-list-current-id))
|
||
(entry (cl-find-if
|
||
(lambda (entry)
|
||
(equal id (guix-assq-value entry 'id)))
|
||
obsolete)))
|
||
(when entry
|
||
(funcall fun entry)))))))
|
||
|
||
(defun guix-package-list-mark-upgrades ()
|
||
"Mark all obsolete packages for upgrading."
|
||
(interactive)
|
||
(guix-list-mark-package-upgrades
|
||
(lambda (entry)
|
||
(apply #'guix-list--mark
|
||
'upgrade nil
|
||
(guix-get-installed-outputs entry)))))
|
||
|
||
(defun guix-list-execute-package-actions (fun)
|
||
"Perform actions on the marked packages.
|
||
Use FUN to define actions suitable for `guix-process-package-actions'.
|
||
FUN should accept action-type as argument."
|
||
(let ((actions (delq nil
|
||
(mapcar fun '(install delete upgrade)))))
|
||
(if actions
|
||
(guix-process-package-actions
|
||
guix-profile actions (current-buffer))
|
||
(user-error "No operations specified"))))
|
||
|
||
(defun guix-package-list-execute ()
|
||
"Perform actions on the marked packages."
|
||
(interactive)
|
||
(guix-list-execute-package-actions #'guix-package-list-make-action))
|
||
|
||
(defun guix-package-list-make-action (action-type)
|
||
"Return action specification for the packages marked with ACTION-TYPE.
|
||
Return nil, if there are no packages marked with ACTION-TYPE.
|
||
The specification is suitable for `guix-process-package-actions'."
|
||
(let ((specs (guix-list-get-marked-args action-type)))
|
||
(and specs (cons action-type specs))))
|
||
|
||
|
||
;;; Displaying outputs
|
||
|
||
(guix-define-buffer-type list output
|
||
:buffer-name "*Guix Package List*"
|
||
:required (package-id))
|
||
|
||
(guix-list-define-entry-type output
|
||
:sort-key name
|
||
:marks ((install . ?I)
|
||
(upgrade . ?U)
|
||
(delete . ?D)))
|
||
|
||
(let ((map guix-output-list-mode-map))
|
||
(define-key map (kbd "RET") 'guix-output-list-describe)
|
||
(define-key map (kbd "e") 'guix-list-edit-package)
|
||
(define-key map (kbd "x") 'guix-output-list-execute)
|
||
(define-key map (kbd "i") 'guix-output-list-mark-install)
|
||
(define-key map (kbd "d") 'guix-output-list-mark-delete)
|
||
(define-key map (kbd "U") 'guix-output-list-mark-upgrade)
|
||
(define-key map (kbd "^") 'guix-output-list-mark-upgrades))
|
||
|
||
(defun guix-output-list-mark-install ()
|
||
"Mark the current output for installation and move to the next line."
|
||
(interactive)
|
||
(guix-package-list-marking-check)
|
||
(let* ((entry (guix-list-current-entry))
|
||
(installed (guix-assq-value entry 'installed)))
|
||
(if installed
|
||
(user-error "This output is already installed")
|
||
(guix-list--mark 'install t))))
|
||
|
||
(defun guix-output-list-mark-delete ()
|
||
"Mark the current output for deletion and move to the next line."
|
||
(interactive)
|
||
(guix-package-list-marking-check)
|
||
(let* ((entry (guix-list-current-entry))
|
||
(installed (guix-assq-value entry 'installed)))
|
||
(if installed
|
||
(guix-list--mark 'delete t)
|
||
(user-error "This output is not installed"))))
|
||
|
||
(defun guix-output-list-mark-upgrade ()
|
||
"Mark the current output for deletion and move to the next line."
|
||
(interactive)
|
||
(guix-package-list-marking-check)
|
||
(let* ((entry (guix-list-current-entry))
|
||
(installed (guix-assq-value entry 'installed)))
|
||
(or installed
|
||
(user-error "This output is not installed"))
|
||
(when (or (guix-assq-value entry 'obsolete)
|
||
(y-or-n-p "This output is not obsolete. Try to upgrade it anyway? "))
|
||
(guix-list--mark 'upgrade t))))
|
||
|
||
(defun guix-output-list-mark-upgrades ()
|
||
"Mark all obsolete package outputs for upgrading."
|
||
(interactive)
|
||
(guix-list-mark-package-upgrades
|
||
(lambda (_) (guix-list--mark 'upgrade))))
|
||
|
||
(defun guix-output-list-execute ()
|
||
"Perform actions on the marked outputs."
|
||
(interactive)
|
||
(guix-list-execute-package-actions #'guix-output-list-make-action))
|
||
|
||
(defun guix-output-list-make-action (action-type)
|
||
"Return action specification for the outputs marked with ACTION-TYPE.
|
||
Return nil, if there are no outputs marked with ACTION-TYPE.
|
||
The specification is suitable for `guix-process-output-actions'."
|
||
(let ((ids (guix-list-get-marked-id-list action-type)))
|
||
(and ids (cons action-type
|
||
(mapcar #'guix-get-package-id-and-output-by-output-id
|
||
ids)))))
|
||
|
||
(defun guix-output-list-describe (&optional arg)
|
||
"Describe outputs or packages marked with a general mark.
|
||
If no entries are marked, describe the current output or package.
|
||
With prefix (if ARG is non-nil), describe entries marked with any mark.
|
||
Also see `guix-package-info-type'."
|
||
(interactive "P")
|
||
(if (eq guix-package-info-type 'output)
|
||
(guix-list-describe arg)
|
||
(let* ((oids (or (apply #'guix-list-get-marked-id-list
|
||
(unless arg '(general)))
|
||
(list (guix-list-current-id))))
|
||
(pids (mapcar (lambda (oid)
|
||
(car (guix-get-package-id-and-output-by-output-id
|
||
oid)))
|
||
oids)))
|
||
(guix-list-describe-maybe 'package (cl-remove-duplicates pids)))))
|
||
|
||
|
||
;;; Displaying generations
|
||
|
||
(guix-define-buffer-type list generation)
|
||
|
||
(guix-list-define-entry-type generation
|
||
:sort-key number
|
||
:invert-sort t
|
||
:marks ((delete . ?D)))
|
||
|
||
(let ((map guix-generation-list-mode-map))
|
||
(define-key map (kbd "RET") 'guix-generation-list-show-packages)
|
||
(define-key map (kbd "+") 'guix-generation-list-show-added-packages)
|
||
(define-key map (kbd "-") 'guix-generation-list-show-removed-packages)
|
||
(define-key map (kbd "=") 'guix-generation-list-diff)
|
||
(define-key map (kbd "D") 'guix-generation-list-diff)
|
||
(define-key map (kbd "e") 'guix-generation-list-ediff)
|
||
(define-key map (kbd "x") 'guix-generation-list-execute)
|
||
(define-key map (kbd "i") 'guix-list-describe)
|
||
(define-key map (kbd "s") 'guix-generation-list-switch)
|
||
(define-key map (kbd "d") 'guix-generation-list-mark-delete))
|
||
|
||
(defun guix-generation-list-get-current (val &optional _)
|
||
"Return string from VAL showing whether this generation is current.
|
||
VAL is a boolean value."
|
||
(if val "(current)" ""))
|
||
|
||
(defun guix-generation-list-switch ()
|
||
"Switch current profile to the generation at point."
|
||
(interactive)
|
||
(let* ((entry (guix-list-current-entry))
|
||
(current (guix-assq-value entry 'current))
|
||
(number (guix-assq-value entry 'number)))
|
||
(if current
|
||
(user-error "This generation is already the current one")
|
||
(guix-switch-to-generation guix-profile number (current-buffer)))))
|
||
|
||
(defun guix-generation-list-show-packages ()
|
||
"List installed packages for the generation at point."
|
||
(interactive)
|
||
(guix-get-show-entries guix-profile 'list guix-package-list-type
|
||
'generation (guix-list-current-id)))
|
||
|
||
(defun guix-generation-list-generations-to-compare ()
|
||
"Return a sorted list of 2 marked generations for comparing."
|
||
(let ((numbers (guix-list-get-marked-id-list 'general)))
|
||
(if (/= (length numbers) 2)
|
||
(user-error "2 generations should be marked for comparing")
|
||
(sort numbers #'<))))
|
||
|
||
(defun guix-generation-list-show-added-packages ()
|
||
"List package outputs added to the latest marked generation.
|
||
If 2 generations are marked with \\[guix-list-mark], display
|
||
outputs installed in the latest marked generation that were not
|
||
installed in the other one."
|
||
(interactive)
|
||
(apply #'guix-get-show-entries
|
||
guix-profile 'list 'output 'generation-diff
|
||
(reverse (guix-generation-list-generations-to-compare))))
|
||
|
||
(defun guix-generation-list-show-removed-packages ()
|
||
"List package outputs removed from the latest marked generation.
|
||
If 2 generations are marked with \\[guix-list-mark], display
|
||
outputs not installed in the latest marked generation that were
|
||
installed in the other one."
|
||
(interactive)
|
||
(apply #'guix-get-show-entries
|
||
guix-profile 'list 'output 'generation-diff
|
||
(guix-generation-list-generations-to-compare)))
|
||
|
||
(defun guix-generation-list-compare (diff-fun gen-fun)
|
||
"Run GEN-FUN on the 2 marked generations and run DIFF-FUN on the results."
|
||
(cl-multiple-value-bind (gen1 gen2)
|
||
(guix-generation-list-generations-to-compare)
|
||
(funcall diff-fun
|
||
(funcall gen-fun gen1)
|
||
(funcall gen-fun gen2))))
|
||
|
||
(defun guix-generation-list-ediff-manifests ()
|
||
"Run Ediff on manifests of the 2 marked generations."
|
||
(interactive)
|
||
(guix-generation-list-compare
|
||
#'ediff-files
|
||
#'guix-profile-generation-manifest-file))
|
||
|
||
(defun guix-generation-list-diff-manifests ()
|
||
"Run Diff on manifests of the 2 marked generations."
|
||
(interactive)
|
||
(guix-generation-list-compare
|
||
#'guix-diff
|
||
#'guix-profile-generation-manifest-file))
|
||
|
||
(defun guix-generation-list-ediff-packages ()
|
||
"Run Ediff on package outputs installed in the 2 marked generations."
|
||
(interactive)
|
||
(guix-generation-list-compare
|
||
#'ediff-buffers
|
||
#'guix-profile-generation-packages-buffer))
|
||
|
||
(defun guix-generation-list-diff-packages ()
|
||
"Run Diff on package outputs installed in the 2 marked generations."
|
||
(interactive)
|
||
(guix-generation-list-compare
|
||
#'guix-diff
|
||
#'guix-profile-generation-packages-buffer))
|
||
|
||
(defun guix-generation-list-ediff (arg)
|
||
"Run Ediff on package outputs installed in the 2 marked generations.
|
||
With ARG, run Ediff on manifests of the marked generations."
|
||
(interactive "P")
|
||
(if arg
|
||
(guix-generation-list-ediff-manifests)
|
||
(guix-generation-list-ediff-packages)))
|
||
|
||
(defun guix-generation-list-diff (arg)
|
||
"Run Diff on package outputs installed in the 2 marked generations.
|
||
With ARG, run Diff on manifests of the marked generations."
|
||
(interactive "P")
|
||
(if arg
|
||
(guix-generation-list-diff-manifests)
|
||
(guix-generation-list-diff-packages)))
|
||
|
||
(defun guix-generation-list-mark-delete (&optional arg)
|
||
"Mark the current generation for deletion and move to the next line.
|
||
With ARG, mark all generations for deletion."
|
||
(interactive "P")
|
||
(if arg
|
||
(guix-list-mark-all 'delete)
|
||
(guix-list--mark 'delete t)))
|
||
|
||
(defun guix-generation-list-execute ()
|
||
"Delete marked generations."
|
||
(interactive)
|
||
(let ((marked (guix-list-get-marked-id-list 'delete)))
|
||
(or marked
|
||
(user-error "No generations marked for deletion"))
|
||
(guix-delete-generations guix-profile marked (current-buffer))))
|
||
|
||
(provide 'guix-list)
|
||
|
||
;;; guix-list.el ends here
|