bug#37750: Fixup: Documentation

[Ludovic Courtès]

Hi Tim,

Tim Gesthuizen <address@hidden> skribis:

>>From 544ae60c79134be980d6ee0430deb6abe4cad8ca Mon Sep 17 00:00:00 2001
> From: Tim Gesthuizen <address@hidden>
> Date: Thu, 10 Oct 2019 18:38:36 +0200
> Subject: [PATCH] gnu: Add baud-rate parameter to inputattach-service
>
> * gnu/services/desktop.scm (inputattach-configuration): Add baud-rate field.
>   (inputattach-shepherd-service): Add baud-rate to parameters when specified.
> * doc/guix.texi (Miscellaneous Services): [inputattach Service] Document
>   baud-rate parameter.

Neat.  I took the liberty to apply it with the minor change below (we
don’t usually call ‘error’; eventually I think we should use contracts à
la Racket in such situations.)

Thanks!

Ludo’.

diff --git a/gnu/services/desktop.scm b/gnu/services/desktop.scm
index 20e89c0dea..08acb79ed6 100644
--- a/gnu/services/desktop.scm
+++ b/gnu/services/desktop.scm
@@ -1037,9 +1037,7 @@ as expected.")))
   (match-lambda
     (($ <inputattach-configuration> type device baud-rate log-file)
      (let ((args (append (if baud-rate
-                             (if (number? baud-rate)
-                                 (list "--baud-rate" (number->string 
baud-rate))
-                                 (error "Expected baud-rate to be a number or 
#f" baud-rate))
+                             (list "--baud-rate" (number->string baud-rate))
                              '())
                          (list (string-append "--" type)
                                device))))