01/01: services: herd: Make %shepherd-socket-file a parameter and export it.

[Mathieu Othacehe]

mothacehe pushed a commit to branch master
in repository guix.

commit 5e03b122cf295d24e01861ca942505d47f9aa59e
Author: Mathieu Othacehe <address@hidden>
Date:   Fri Apr 28 17:09:53 2017 +0200

    services: herd: Make %shepherd-socket-file a parameter and export it.
    
    * gnu/services/herd.scm (%shepherd-socket-file): Make it an exported
      parameter.
    (open-connection): Adapt.
---
 gnu/services/herd.scm | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/gnu/services/herd.scm b/gnu/services/herd.scm
index 03bfbf1..f8d60a4 100644
--- a/gnu/services/herd.scm
+++ b/gnu/services/herd.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2016 Ludovic Courtès <address@hidden>
+;;; Copyright © 2017 Mathieu Othacehe <address@hidden>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -23,7 +24,9 @@
   #:use-module (srfi srfi-34)
   #:use-module (srfi srfi-35)
   #:use-module (ice-9 match)
-  #:export (shepherd-error?
+  #:export (%shepherd-socket-file
+
+            shepherd-error?
             service-not-found-error?
             service-not-found-error-service
             action-not-found-error?
@@ -58,9 +61,9 @@
 ;;; Code:
 
 (define %shepherd-socket-file
-  "/var/run/shepherd/socket")
+  (make-parameter "/var/run/shepherd/socket"))
 
-(define* (open-connection #:optional (file %shepherd-socket-file))
+(define* (open-connection #:optional (file (%shepherd-socket-file)))
   "Open a connection to the daemon, using the Unix-domain socket at FILE, and
 return the socket."
   ;; The protocol is sexp-based and UTF-8-encoded.