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05/05: refresh: Add '--list-updaters' option.
From: |
Alex Kost |
Subject: |
05/05: refresh: Add '--list-updaters' option. |
Date: |
Tue, 27 Oct 2015 18:58:45 +0000 |
alezost pushed a commit to branch master
in repository guix.
commit 6ffa706b6d80265b2fd244484b42492a71a2ef31
Author: Alex Kost <address@hidden>
Date: Thu Oct 22 10:51:17 2015 +0300
refresh: Add '--list-updaters' option.
* guix/scripts/refresh.scm (list-updaters-and-exit): New procedure.
(%options, show-help): Add '--list-updaters' option.
* doc/guix.texi (Invoking guix refresh): Document it.
---
doc/guix.texi | 4 ++++
guix/scripts/refresh.scm | 16 ++++++++++++++++
2 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/doc/guix.texi b/doc/guix.texi
index 20bf284..1bb7125 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -4305,6 +4305,10 @@ be used when passing @command{guix refresh} one or more
package names:
@table @code
address@hidden --list-updaters
address@hidden -L
+List available updaters and exit (see @option{--type} above.)
+
@item --list-dependent
@itemx -l
List top-level dependent packages that would need to be rebuilt as a
diff --git a/guix/scripts/refresh.scm b/guix/scripts/refresh.scm
index 6f7ca4a..a66b3f9 100644
--- a/guix/scripts/refresh.scm
+++ b/guix/scripts/refresh.scm
@@ -2,6 +2,7 @@
;;; Copyright © 2013, 2014, 2015 Ludovic Courtès <address@hidden>
;;; Copyright © 2013 Nikita Karetnikov <address@hidden>
;;; Copyright © 2014 Eric Bavier <address@hidden>
+;;; Copyright © 2015 Alex Kost <address@hidden>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -69,6 +70,9 @@
(option '(#\t "type") #t #f
(lambda (opt name arg result)
(alist-cons 'updater (string->symbol arg) result)))
+ (option '(#\L "list-updaters") #f #f
+ (lambda args
+ (list-updaters-and-exit)))
(option '(#\l "list-dependent") #f #f
(lambda (opt name arg result)
(alist-cons 'list-dependent? #t result)))
@@ -112,6 +116,8 @@ specified with `--select'.\n"))
(display (_ "
-t, --type=UPDATER restrict to updates from UPDATER--e.g., 'gnu'"))
(display (_ "
+ -L, --list-updaters list available updaters and exit"))
+ (display (_ "
-l, --list-dependent list top-level dependent packages that would need to
be rebuilt as a result of upgrading PACKAGE..."))
(newline)
@@ -149,6 +155,16 @@ specified with `--select'.\n"))
(eq? name (upstream-updater-name updater)))
%updaters))
+(define (list-updaters-and-exit)
+ "Display available updaters and exit."
+ (format #t (_ "Available updaters:~%"))
+ (for-each (lambda (updater)
+ (format #t "- ~a: ~a~%"
+ (upstream-updater-name updater)
+ (_ (upstream-updater-description updater))))
+ %updaters)
+ (exit 0))
+
(define* (update-package store package updaters
#:key (key-download 'interactive))
"Update the source file that defines PACKAGE with the new version.