branch master updated: gnu: Add emacs-geiser-racket.

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     new ae88e30  gnu: Add emacs-geiser-racket.
ae88e30 is described below

commit ae88e30a0f8403e781f8b01262766cdc46b1018a
Author: David Dashyan <mail@davie.li>
AuthorDate: Tue May 25 00:39:32 2021 +0300

    gnu: Add emacs-geiser-racket.
    
    * gnu/packages/emacs-xyz.scm (emacs-geiser-racket): New variable.
    
    Signed-off-by: Nicolas Goaziou <mail@nicolasgoaziou.fr>
---
 gnu/packages/emacs-xyz.scm | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index 23a52ed..6ace04a 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -186,6 +186,7 @@
   #:use-module (gnu packages package-management)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pdf)
+  #:use-module (gnu packages racket)
   #:use-module (gnu packages ruby)
   #:use-module (gnu packages rust-apps)
   #:use-module (gnu packages scheme)
@@ -357,6 +358,49 @@ using geiser.")
 a generic Scheme interaction mode for the GNU Emacs editor.")
     (license license:expat)))
 
+(define-public emacs-geiser-racket
+  (package
+    (name "emacs-geiser-racket")
+    (version "0.16")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://gitlab.com/emacs-geiser/racket.git";)
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1aqsvmk1hi7kc3j4h8xlza7c6rwm71v98fv5wpw8kmyj9vsp49wx"))))
+    (build-system emacs-build-system)
+    (arguments
+     '(#:include (cons "^src/" %default-include)
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'make-autoloads 'patch-autoloads
+           (lambda* (#:key outputs #:allow-other-keys)
+             (substitute* (string-append
+                           (elpa-directory (assoc-ref outputs "out"))
+                           "/geiser-racket-autoloads.el")
+               ;; Activating implementations fails when Geiser is not yet
+               ;; loaded, so let's defer that until it is.
+               (("\\(geiser-activate-implementation .*\\)" all)
+                (string-append
+                 "(eval-after-load 'geiser-impl '" all ")"))
+              (("\\(geiser-implementation-extension .*\\)" all)
+                (string-append
+                 "(eval-after-load 'geiser-impl '" all ")")))
+             #t)))))
+    (inputs
+     `(("racket" ,racket)))
+    (propagated-inputs
+     `(("geiser" ,emacs-geiser)))
+    (home-page "https://nongnu.org/geiser/";)
+    (synopsis "Racket support for Geiser")
+    (description
+     "This package adds support for the Racket implementation to Geiser,
+a generic Scheme interaction mode for the GNU Emacs editor.")
+    (license license:bsd-3)))
+
 (define-public emacs-vc-hgcmd
   (package
     (name "emacs-vc-hgcmd")