diff options
Diffstat (limited to 'gnu/installer/utils.scm')
| -rw-r--r-- | gnu/installer/utils.scm | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/gnu/installer/utils.scm b/gnu/installer/utils.scm index 061493e6a7..6838410166 100644 --- a/gnu/installer/utils.scm +++ b/gnu/installer/utils.scm @@ -1,6 +1,6 @@ ;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2018, 2020 Mathieu Othacehe <m.othacehe@gmail.com> -;;; Copyright © 2019, 2020 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2019, 2020, 2022 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -159,7 +159,9 @@ COMMAND will be run in a pseudoterminal. Returns the integer status value of the child process as returned by waitpid." (define (handler input) (and - (and=> (get-line input) + ;; Lines for progress bars etc. end in \r; treat is as a line ending so + ;; those lines are printed right away. + (and=> (read-delimited "\r\n" input 'concat) (lambda (line) (if (eof-object? line) #f @@ -186,7 +188,7 @@ in a pseudoterminal." (installer-log-line "running command ~s" command) (define result (run-external-command-with-line-hooks - (list %display-line-hook) command + (list display) command #:tty? tty?)) (define exit-val (status:exit-val result)) (define term-sig (status:term-sig result)) @@ -264,7 +266,10 @@ values." (or port (%make-void-port "w"))))) (define (%syslog-line-hook line) - (format (syslog-port) "installer[~d]: ~a~%" (getpid) line)) + (let ((line (if (string-suffix? "\r" line) + (string-append (string-drop-right line 1) "\n") + line))) + (format (syslog-port) "installer[~d]: ~a" (getpid) line))) (define-syntax syslog (lambda (s) @@ -293,11 +298,7 @@ values." port))) (define (%installer-log-line-hook line) - (format (installer-log-port) "~a~%" line)) - -(define (%display-line-hook line) - (display line) - (newline)) + (display line (installer-log-port))) (define %default-installer-line-hooks (list %syslog-line-hook @@ -309,9 +310,10 @@ values." (syntax-case s () ((_ fmt args ...) (string? (syntax->datum #'fmt)) - #'(let ((formatted (format #f fmt args ...))) - (for-each (lambda (f) (f formatted)) - %default-installer-line-hooks)))))) + (with-syntax ((fmt (string-append (syntax->datum #'fmt) "\n"))) + #'(let ((formatted (format #f fmt args ...))) + (for-each (lambda (f) (f formatted)) + %default-installer-line-hooks))))))) ;;; |