services: dmd: Add 'modules' and 'imported-modules' fields.

* gnu/services/dmd.scm (%default-imported-modules, %default-modules):
New variables.
* gnu/services/dmd.scm (<dmd-service>)[modules, imported-modules]: New
field.
* gnu/services/dmd.scm (dmd-service-file-name, dmd-service-file): New
procedures.
(dmd-configuration-file)[modules]: Compute based on the
'imported-modules' field of SERVICES.
(dmd-configuration-file): Remove 'use-modules' form.  Use
'dmd-service-file', and call 'primitive-load' on each file.
* doc/guix.texi (dmd Services): Document the new fields.

1 files changed, 9 insertions, 0 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index 5eb6720934..240b5d1ccd 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -8068,6 +8068,15 @@ deco doc @var{service-name}
 
 where @var{service-name} is one of the symbols in @var{provision}
 (@pxref{Invoking deco,,, dmd, GNU dmd Manual}).
+
+@item @code{modules} (default: @var{%default-modules})
+This is the list of modules that must be in scope when @code{start} and
+@code{stop} are evaluated.
+
+@item @code{imported-modules} (default: @var{%default-imported-modules})
+This is the list of modules to import in the execution environment of
+dmd.
+
 @end table
 @end deftp