diff options
| author | Mark H Weaver | 2017-06-18 02:36:51 -0400 |
|---|---|---|
| committer | Mark H Weaver | 2017-06-18 02:36:51 -0400 |
| commit | 9d4385634d098cc0fb35bfe58179f7d855352e39 (patch) | |
| tree | 653cfd7a6faecaf42129b1aa47703e7bd01bc471 /gnu/build | |
| parent | a6aff3528c32cc921bddd78b254678a1fc121f21 (diff) | |
| parent | 96fd87c96bd6987a967575aaa931c5a7b1c84e21 (diff) | |
Merge branch 'master' into core-updates
Diffstat (limited to 'gnu/build')
| -rw-r--r-- | gnu/build/file-systems.scm | 4 | ||||
| -rw-r--r-- | gnu/build/marionette.scm | 17 |
2 files changed, 20 insertions, 1 deletions
diff --git a/gnu/build/file-systems.scm b/gnu/build/file-systems.scm index 08f7d478e..f9cc4088b 100644 --- a/gnu/build/file-systems.scm +++ b/gnu/build/file-systems.scm @@ -419,6 +419,10 @@ warning and #f as the result." #f) ((= ENOMEDIUM errno) ;for removable media #f) + ((= EIO errno) ;unreadable hardware like audio CDs + (format (current-error-port) + "warning: failed to read from device '~a'~%" device) + #f) (else (apply throw args)))))))) diff --git a/gnu/build/marionette.scm b/gnu/build/marionette.scm index 506d6da42..424f2b671 100644 --- a/gnu/build/marionette.scm +++ b/gnu/build/marionette.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2016, 2017 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -25,6 +25,7 @@ #:export (marionette? make-marionette marionette-eval + wait-for-file marionette-control marionette-screen-text wait-for-screen-text @@ -164,6 +165,20 @@ QEMU monitor and to the guest's backdoor REPL." (newline repl) (read repl)))) +(define* (wait-for-file file marionette #:key (timeout 10)) + "Wait until FILE exists in MARIONETTE; 'read' its content and return it. If +FILE has not shown up after TIMEOUT seconds, raise an error." + (marionette-eval + `(let loop ((i ,timeout)) + (cond ((file-exists? ,file) + (call-with-input-file ,file read)) + ((> i 0) + (sleep 1) + (loop (- i 1))) + (else + (error "file didn't show up" ,file)))) + marionette)) + (define (marionette-control command marionette) "Run COMMAND in the QEMU monitor of MARIONETTE. COMMAND is a string such as \"sendkey ctrl-alt-f1\" or \"screendump foo.ppm\" (info \"(qemu-doc) |