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| author | Ludovic Courtès <ludo@gnu.org> | 2019-10-18 22:37:20 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2019-10-18 23:22:25 +0200 |
| commit | 6aeae5b90b9513d316141c0131fd43c76a200f63 (patch) | |
| tree | 48f3b5a671a26aef6c78ba7eb903acbb3d18c523 /gnu/services | |
| parent | 17a5cb45d444104e28cf7c42e15a5ed5e761a555 (diff) | |
| download | guix-6aeae5b90b9513d316141c0131fd43c76a200f63.tar.gz guix-6aeae5b90b9513d316141c0131fd43c76a200f63.zip | |
herd: Define 'shepherd-message-port'.
* gnu/services/herd.scm (shepherd-message-port): New variable.
(display-message): Use it instead of 'current-error-port'.
Diffstat (limited to 'gnu/services')
| -rw-r--r-- | gnu/services/herd.scm | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gnu/services/herd.scm b/gnu/services/herd.scm index 2207b2d34b..112a7dc104 100644 --- a/gnu/services/herd.scm +++ b/gnu/services/herd.scm @@ -25,6 +25,7 @@ #:use-module (srfi srfi-35) #:use-module (ice-9 match) #:export (%shepherd-socket-file + shepherd-message-port shepherd-error? service-not-found-error? @@ -140,8 +141,12 @@ does not denote an error." (#f ;not an error #t))) +(define shepherd-message-port + ;; Port where messages coming from shepherd are printed. + (make-parameter (current-error-port))) + (define (display-message message) - (format (current-error-port) "shepherd: ~a~%" message)) + (format (shepherd-message-port) "shepherd: ~a~%" message)) (define* (invoke-action service action arguments cont) "Invoke ACTION on SERVICE with ARGUMENTS. On success, call CONT with the |