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authorLudovic Courtès <ludo@gnu.org>2015-04-06 21:27:03 +0200
committerLudovic Courtès <ludo@gnu.org>2015-04-06 21:27:35 +0200
commit250bc998ac9d456f70c675579020d7173f87f3c3 (patch)
tree4a934f94c6b65a2f138e16fb4d783e6ea8200175
parentd26eb84d140af8d2119509d7da440b4f035608c5 (diff)
downloadguix-250bc998ac9d456f70c675579020d7173f87f3c3.tar.gz
guix package: Avoid 'exit' calls in 'delete-matching-generations'.
* guix/scripts/package.scm (delete-matching-generations): Remove call to
  'exit' when PATTERN is "0".  Call 'leave' instead of 'exit'
  when (null-list? number).
-rw-r--r--guix/scripts/package.scm8
1 files changed, 4 insertions, 4 deletions
diff --git a/guix/scripts/package.scm b/guix/scripts/package.scm
index 3a7afb724b..6190f3286d 100644
--- a/guix/scripts/package.scm
+++ b/guix/scripts/package.scm
@@ -246,7 +246,7 @@ denote ranges as interpreted by 'matching-derivations'."
                                (delv current (profile-generations profile))))
           ;; Do not delete the zeroth generation.
           ((equal? 0 (string->number pattern))
-           (exit 0))
+           #t)
 
           ;; If PATTERN is a duration, match generations that are
           ;; older than the specified duration.
@@ -261,9 +261,9 @@ denote ranges as interpreted by 'matching-derivations'."
              ;; Make sure we don't inadvertently remove the current
              ;; generation.
              (let ((numbers (delv current numbers)))
-               (if (null-list? numbers)
-                   (exit 1)
-                   (delete-generations (%store) profile numbers)))))
+               (when (null-list? numbers)
+                 (leave (_ "no matching generation~%")))
+               (delete-generations (%store) profile numbers))))
           (else
            (leave (_ "invalid syntax: ~a~%") pattern)))))