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authorLudovic Courtès <ludo@gnu.org>2017-05-23 22:45:03 +0200
committerLudovic Courtès <ludo@gnu.org>2017-05-23 23:57:28 +0200
commit807ba51950720d5321ea1c95234805ccdf9b479b (patch)
tree844d1e9ff96468747bf84481d9bdafa0a4d1c1b9 /guix/scripts/package.scm
parent59d0f067ff9f830d9438d5337ee71120e9694410 (diff)
guix package: Swallow EPIPE upon 'guix package --list-generations'.
Fixes <http://bugs.gnu.org/27017>. Reported by Alex Vong <alexvong1995@gmail.com>. * guix/scripts/package.scm (process-query) <'list-generations>: Wrap body in 'leave-on-EPIPE'.
Diffstat (limited to 'guix/scripts/package.scm')
-rw-r--r--guix/scripts/package.scm38
1 files changed, 20 insertions, 18 deletions
diff --git a/guix/scripts/package.scm b/guix/scripts/package.scm
index 1f3f49fc6f..f050fad976 100644
--- a/guix/scripts/package.scm
+++ b/guix/scripts/package.scm
@@ -681,24 +681,26 @@ processed, #f otherwise."
(unless (null-list? (cdr numbers))
(display-profile-content-diff profile (car numbers) (cadr numbers))
(diff-profiles profile (cdr numbers))))
- (cond ((not (file-exists? profile)) ; XXX: race condition
- (raise (condition (&profile-not-found-error
- (profile profile)))))
- ((string-null? pattern)
- (list-generation display-profile-content
- (car (profile-generations profile)))
- (diff-profiles profile (profile-generations profile)))
- ((matching-generations pattern profile)
- =>
- (lambda (numbers)
- (if (null-list? numbers)
- (exit 1)
- (leave-on-EPIPE
- (list-generation display-profile-content (car numbers))
- (diff-profiles profile numbers)))))
- (else
- (leave (G_ "invalid syntax: ~a~%")
- pattern)))
+
+ (leave-on-EPIPE
+ (cond ((not (file-exists? profile)) ; XXX: race condition
+ (raise (condition (&profile-not-found-error
+ (profile profile)))))
+ ((string-null? pattern)
+ (list-generation display-profile-content
+ (car (profile-generations profile)))
+ (diff-profiles profile (profile-generations profile)))
+ ((matching-generations pattern profile)
+ =>
+ (lambda (numbers)
+ (if (null-list? numbers)
+ (exit 1)
+ (begin
+ (list-generation display-profile-content (car numbers))
+ (diff-profiles profile numbers)))))
+ (else
+ (leave (G_ "invalid syntax: ~a~%")
+ pattern))))
#t)
(('list-installed regexp)