From 4d276c640374c9981dad2681f98af8c8d133939a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= Date: Thu, 14 Apr 2016 22:50:48 +0200 Subject: [PATCH] download: Add 'current-terminal-columns' parameter. * guix/build/download.scm (current-terminal-columns): New variable. (progress-proc): Use it instead of the hard-coded "80". --- guix/build/download.scm | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/guix/build/download.scm b/guix/build/download.scm index 3c8359b602..bd354a6985 100644 --- a/guix/build/download.scm +++ b/guix/build/download.scm @@ -39,6 +39,7 @@ maybe-expand-mirrors url-fetch byte-count->string + current-terminal-columns progress-proc uri-abbreviation store-path-abbreviation)) @@ -53,6 +54,10 @@ ;; Size of the HTTP receive buffer. 65536) +(define current-terminal-columns + ;; Number of columns of the terminal. + (make-parameter 80)) + (define (nearest-exact-integer x) "Given a real number X, return the nearest exact integer, with ties going to the nearest exact even integer." @@ -166,9 +171,10 @@ used to shorten FILE for display." (byte-count->string throughput) (seconds->string elapsed) (progress-bar %) %))) - ;; TODO: Make this adapt to the actual terminal width. (display "\r\x1b[K" log-port) - (display (string-pad-middle left right 80) log-port) + (display (string-pad-middle left right + (current-terminal-columns)) + log-port) (flush-output-port log-port) (cont)))) (lambda (transferred cont) @@ -182,9 +188,10 @@ used to shorten FILE for display." (byte-count->string throughput) (seconds->string elapsed) (byte-count->string transferred)))) - ;; TODO: Make this adapt to the actual terminal width. (display "\r\x1b[K" log-port) - (display (string-pad-middle left right 80) log-port) + (display (string-pad-middle left right + (current-terminal-columns)) + log-port) (flush-output-port log-port) (cont))))))))