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-rw-r--r--doc/guix.texi12
-rw-r--r--guix/scripts/package.scm20
2 files changed, 30 insertions, 2 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 872caa8bf0..1bd2a841e8 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -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.
diff --git a/guix/scripts/package.scm b/guix/scripts/package.scm
index 09ae782751..53813c14ab 100644
--- a/guix/scripts/package.scm
+++ b/guix/scripts/package.scm
@@ -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.
@@ -465,6 +465,8 @@ Install, remove, or upgrade PACKAGES in a single transaction.\n"))
(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 (_ "
--search-paths display needed environment variable definitions"))
@@ -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