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authorLudovic Courtès <ludo@gnu.org>2020-06-14 11:46:17 +0200
committerLudovic Courtès <ludo@gnu.org>2020-06-14 15:34:38 +0200
commite66f243e929bbd94e62e77cfa6a63dfd001ebe07 (patch)
tree246ca8d1f9eec6bdf14083ff73c48e322d03e2e7
parent4f6e6c0442368ac3fd7e95f1fc264671d9182c00 (diff)
downloadguix-e66f243e929bbd94e62e77cfa6a63dfd001ebe07.tar
guix-e66f243e929bbd94e62e77cfa6a63dfd001ebe07.tar.gz
ui: Set 'LESS' environment variable unconditionally.
Fixes <https://bugs.gnu.org/41811>. Reported by Lars-Dominik Braun <lars@6xq.net>. * guix/ui.scm (call-with-paginated-output-port): Remove (getenv "LESS") call.
-rw-r--r--guix/ui.scm6
1 files changed, 3 insertions, 3 deletions
diff --git a/guix/ui.scm b/guix/ui.scm
index 98b30445c8..7690f48660 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -1562,9 +1562,9 @@ zero means that PACKAGE does not match any of REGEXPS."
(if (isatty?* (current-output-port))
;; Set 'LESS' so that 'less' exits if everything fits on the screen (F),
;; lets ANSI escapes through (r), does not send the termcap
- ;; initialization string (X).
- (let ((pager (with-environment-variables `(("LESS"
- ,(or (getenv "LESS") "FrX")))
+ ;; initialization string (X). Set it unconditionally because some
+ ;; distros set it to something that doesn't work here.
+ (let ((pager (with-environment-variables `(("LESS" "FrX"))
(open-pipe* OPEN_WRITE
(or (getenv "GUIX_PAGER") (getenv "PAGER")
"less")))))