commit: e6d36c7fe9fbddfbba98ce73bc61927a9cf27dba
Author: Kerin Millar <kfm <AT> plushkava <DOT> net>
AuthorDate: Wed Jan 28 02:12:07 2026 +0000
Commit: Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Fri Feb 6 01:45:13 2026 +0000
URL:
https://gitweb.gentoo.org/proj/gentoo-functions.git/commit/?id=e6d36c7f
tty: refresh the column count at secondly intervals
Limit the rate at which the number of terminal columns may be gauged to
intervals of one second, as opposed to half-seconds. Responsiveness is
duly maintained while further limiting the impact of syscall overhead.
Signed-off-by: Kerin Millar <kfm <AT> plushkava.net>
Signed-off-by: Sam James <sam <AT> gentoo.org>
functions/tty.sh | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/functions/tty.sh b/functions/tty.sh
index 91e4d61..293f21c 100644
--- a/functions/tty.sh
+++ b/functions/tty.sh
@@ -64,7 +64,7 @@ _update_columns()
local IFS
# Two optimisations are applied. Firstly, the rate at which
- # updates can be performed is throttled to intervals of half a
+ # updates can be performed is throttled to intervals of one
# second. Secondly, if running on bash then the COLUMNS variable
# may be gauged, albeit only in situations where doing so can be
# expected to work reliably.
@@ -73,7 +73,7 @@ _update_columns()
# Python's pty module is broken. For now, expect for
# portage to have exported COLUMNS to the environment.
set -- 0 "${COLUMNS}"
- elif _should_throttle 50; then
+ elif _should_throttle 100; then
test "${genfun_cols}"
return
elif [ "${genfun_bin_true}" ] && [ "$$" = "${BASHPID}" ]; then
