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guix package: Add '--do-not-upgrade' option.

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* guix/scripts/package.scm (%options): Add the '--do-not-upgrade' option.
  (show-help): Document it.
  (options->installable): Add 'do-not-upgrade-regexps' variable.
  Use it in 'packages-to-upgrade'.
* doc/guix.texi (Invoking guix package): Document the '--do-not-upgrade'
  option.
This commit is contained in:
Mark H Weaver 2015-03-26 17:25:09 -04:00
parent 6915912506
commit d5f01e48e0
2 changed files with 30 additions and 2 deletions
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12
doc/guix.texi
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@ -947,13 +947,23 @@ and/or output name in addition to the package name. For instance,
@itemx -u [@var{regexp} @dots{}]
Upgrade all the installed packages. If one or more @var{regexp}s are
specified, upgrade only installed packages whose name matches a
@var{regexp}.
@var{regexp}. Also see the @code{--do-not-upgrade} option below.
Note that this upgrades package to the latest version of packages found
in the distribution currently installed. To update your distribution,
you should regularly run @command{guix pull} (@pxref{Invoking guix
pull}).
@item --do-not-upgrade[=@var{regexp} @dots{}]
When used together with the @code{--upgrade} option, do @emph{not}
upgrade any packages whose name matches a @var{regexp}. For example, to
upgrade all packages in the current profile except those containing the
substring ``emacs'':
@example
$ guix package --upgrade . --do-not-upgrade emacs
@end example
@item --roll-back
Roll back to the previous @dfn{generation} of the profile---i.e., undo
the last transaction.

20
guix/scripts/package.scm
View file

@ -1,7 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2013 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2013, 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2014 Alex Kost <alezost@gmail.com>
;;;
;;; This file is part of GNU Guix.
@ -464,6 +464,8 @@ Install, remove, or upgrade PACKAGES in a single transaction.\n"))
-r, --remove=PACKAGE remove PACKAGE"))
(display (_ "
-u, --upgrade[=REGEXP] upgrade all the installed packages matching REGEXP"))
(display (_ "
--do-not-upgrade[=REGEXP] do not upgrade any packages matching REGEXP"))
(display (_ "
--roll-back roll back to the previous generation"))
(display (_ "
@ -543,6 +545,13 @@ Install, remove, or upgrade PACKAGES in a single transaction.\n"))
;; would upgrade everything.
(delete '(upgrade . #f) result))
arg-handler))))
(option '("do-not-upgrade") #f #t
(lambda (opt name arg result arg-handler)
(let arg-handler ((arg arg) (result result))
(values (if arg
(alist-cons 'do-not-upgrade arg result)
result)
arg-handler))))
(option '("roll-back") #f #f
(lambda (opt name arg result arg-handler)
(values (alist-cons 'roll-back? #t result)
@ -621,6 +630,13 @@ return the new list of manifest entries."
(_ #f))
opts))
(define do-not-upgrade-regexps
(filter-map (match-lambda
(('do-not-upgrade . regexp)
(make-regexp regexp))
(_ #f))
opts))
(define packages-to-upgrade
(match upgrade-regexps
(()
@ -630,6 +646,8 @@ return the new list of manifest entries."
(($ <manifest-entry> name version output path _)
(and (any (cut regexp-exec <> name)
upgrade-regexps)
(not (any (cut regexp-exec <> name)
do-not-upgrade-regexps))
(upgradeable? name version path)
(let ((output (or output "out")))
(call-with-values