gnu: Add "guile3.0-" package variants.

* gnu/packages/guile.scm (package-for-guile-3.0): New procedure.
(guile3.0-json, guile3.0-gdbm-ffi, guile3.0-bytestructures): New
variables.
* gnu/packages/gnupg.scm (guile3.0-gcrypt): New variable.
* gnu/packages/guile-xyz.scm (guile3.0-minikanren, guile3.0-irregex):
New variables.

1 files changed, 13 insertions, 0 deletions

diff --git a/gnu/packages/guile.scm b/gnu/packages/guile.scm
index e845fef0a5..ce6c57cd12 100644
--- a/gnu/packages/guile.scm
+++ b/gnu/packages/guile.scm
@@ -396,6 +396,10 @@ GNU@tie{}Guile.  Use the @code{(ice-9 readline)} module and call its
   (package-input-rewriting `((,guile-2.2 . ,guile-2.0))
                            (guile-variant-package-name "guile2.0")))
 
+(define package-for-guile-3.0
+  (package-input-rewriting `((,guile-2.2 . ,guile-next))
+                           (guile-variant-package-name "guile3.0")))
+
 (define-public guile-for-guile-emacs
   (package (inherit guile-2.2)
     (name "guile-for-guile-emacs")
@@ -489,6 +493,9 @@ specification.  These are the main features:
                (base32
                 "14m6b6g2maw0mkvfm4x63rqb54vgbpn1gcqs715ijw4bikfzlqfz"))))))
 
+(define-public guile3.0-json
+  (package-for-guile-3.0 guile-json-3))
+
 ;; There are two guile-gdbm packages, one using the FFI and one with
 ;; direct C bindings, hence the verbose name.
 
@@ -541,6 +548,9 @@ Guile's foreign function interface.")
 (define-public guile2.0-gdbm-ffi
   (package-for-guile-2.0 guile-gdbm-ffi))
 
+(define-public guile3.0-gdbm-ffi
+  (package-for-guile-3.0 guile-gdbm-ffi))
+
 (define-public guile-sqlite3
   (package
     (name "guile-sqlite3")
@@ -602,6 +612,9 @@ type system, elevating types to first-class status.")
 (define-public guile2.0-bytestructures
   (package-for-guile-2.0 guile-bytestructures))
 
+(define-public guile3.0-bytestructures
+  (package-for-guile-3.0 guile-bytestructures))
+
 (define-public guile-git
   (package
     (name "guile-git")