diff options
Diffstat (limited to 'gnu/build')
| -rw-r--r-- | gnu/build/linux-modules.scm | 4 | ||||
| -rw-r--r-- | gnu/build/marionette.scm | 28 |
2 files changed, 29 insertions, 3 deletions
diff --git a/gnu/build/linux-modules.scm b/gnu/build/linux-modules.scm index ae141b6f54..2d81175041 100644 --- a/gnu/build/linux-modules.scm +++ b/gnu/build/linux-modules.scm @@ -136,7 +136,7 @@ and normalizing it." (define (find-module-file directory module) "Lookup module NAME under DIRECTORY, and return its absolute file name. NAME can be a file name with or without '.ko', or it can be a module name. -Return #f if it could not be found. +Raise an error if it could not be found. Module names can differ from file names in interesting ways; for instance, module names usually (always?) use underscores as the inter-word separator, @@ -162,7 +162,7 @@ whereas file names often, but not always, use hyphens. Examples: ((file) file) (() - #f) + (error "kernel module not found" module directory)) ((_ ...) (error "several modules by that name" module directory)))) diff --git a/gnu/build/marionette.scm b/gnu/build/marionette.scm index bb018fc9c1..f94eab5cc0 100644 --- a/gnu/build/marionette.scm +++ b/gnu/build/marionette.scm @@ -1,5 +1,6 @@ ;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2018 Chris Marusich <cmmarusich@gmail.com> ;;; ;;; This file is part of GNU Guix. ;;; @@ -27,6 +28,7 @@ marionette-eval wait-for-file wait-for-tcp-port + wait-for-unix-socket marionette-control marionette-screen-text wait-for-screen-text @@ -214,6 +216,29 @@ MARIONETTE. Raise an error on failure." ('failure (error "nobody's listening on port" port)))) +(define* (wait-for-unix-socket file-name marionette + #:key (timeout 20)) + "Wait for up to TIMEOUT seconds for FILE-NAME, a Unix domain socket, to +accept connections in MARIONETTE. Raise an error on failure." + (match (marionette-eval + `(begin + (let ((sock (socket PF_UNIX SOCK_STREAM 0))) + (let loop ((i 0)) + (catch 'system-error + (lambda () + (connect sock AF_UNIX ,file-name) + 'success) + (lambda args + (if (< i ,timeout) + (begin + (sleep 1) + (loop (+ 1 i))) + 'failure)))))) + marionette) + ('success #t) + ('failure + (error "nobody's listening on unix domain socket" file-name)))) + (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) @@ -222,7 +247,8 @@ pcsys_monitor\")." (($ <marionette> _ _ monitor) (display command monitor) (newline monitor) - (wait-for-monitor-prompt monitor)))) + ;; The "quit" command terminates QEMU immediately, with no output. + (unless (string=? command "quit") (wait-for-monitor-prompt monitor))))) (define* (marionette-screen-text marionette #:key |