services: web: Fix nginx-service-type's ‘file’ procedure.

* gnu/services/web.scm (nginx-activation, nginx-shepherd-service): Replace
references to non-existent ‘config-file’ with ‘file’.
* doc/guix.texi (Web Services): Likewise.

1 files changed, 6 insertions, 6 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index 0a18f71da1..3e9593d0cb 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -39,7 +39,8 @@ Copyright @copyright{} 2017 humanitiesNerd@*
 Copyright @copyright{} 2017 Christopher Allan Webber@*
 Copyright @copyright{} 2017 Marius Bakke@*
 Copyright @copyright{} 2017 Hartmut Goebel@*
-Copyright @copyright{} 2017 Maxim Cournoyer
+Copyright @copyright{} 2017 Maxim Cournoyer@*
+Copyright @copyright{} 2017 Tobias Geerinckx-Rice
 
 Permission is granted to copy, distribute and/or modify this document
 under the terms of the GNU Free Documentation License, Version 1.3 or
@@ -14139,13 +14140,12 @@ requests with two servers.
                              "server2.example.com")))))))
 @end example
 
-@item @code{config-file} (default: @code{#f})
-If the @var{config-file} is provided, this will be used, rather than
+@item @code{file} (default: @code{#f})
+If a configuration @var{file} is provided, this will be used, rather than
 generating a configuration file from the provided @code{log-directory},
 @code{run-directory}, @code{server-list} and @code{upstream-list}.  For
-proper operation, these arguments should match what is in
-@var{config-file} to ensure that the directories are created when the
-service is activated.
+proper operation, these arguments should match what is in @var{file} to
+ensure that the directories are created when the service is activated.
 
 This can be useful if you have an existing configuration file, or it's
 not possible to do what is required through the other parts of the