build: julia: Add 'julia-package-dependencies' as keyword.

* guix/build-system/julia.scm (link-depot): Accept julia-package-dependencies
keyword and use it for 'julia-create-package-toml' function.
(julia-create-package-toml): Use pattern matching.
(julia-build): Add 'julia-pacakge-dependencies'.
* guix/build/julia-build-system.scm (julia-build): Add
'#:julia-package-dependencies' keyword.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

2 files changed, 15 insertions, 6 deletions

diff --git a/guix/build-system/julia.scm b/guix/build-system/julia.scm
index 6261f8a55a..66e7711bcd 100644
--- a/guix/build-system/julia.scm
+++ b/guix/build-system/julia.scm
@@ -2,7 +2,8 @@
 ;;; Copyright © 2019 Nicolò Balzarotti <nicolo@nixo.xyz>
 ;;; Copyright © 2021 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2021 Jean-Baptiste Volatier <jbv@pm.me>
-;;; Copyright © 2021 Simon Tournier <zimon.toutoune@gmail.com>
+;;; Copyright © 2021, 2022 Simon Tournier <zimon.toutoune@gmail.com>
+;;; Copyright © 2022 Efraim Flashner <efraim@flashner.co.il>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -88,6 +89,7 @@
                       (guile #f)
                       (julia-package-name #f)
                       (julia-package-uuid #f)
+                      (julia-package-dependencies ''())
                       (imported-modules %julia-build-system-modules)
                       (modules '((guix build julia-build-system)
                                  (guix build utils))))
@@ -108,7 +110,8 @@
                                                search-paths))
                        #:inputs #$(input-tuples->gexp inputs)
                        #:julia-package-name #$julia-package-name
-                       #:julia-package-uuid #$julia-package-uuid))))
+                       #:julia-package-uuid #$julia-package-uuid
+                       #:julia-package-dependencies #$julia-package-dependencies))))
 
   (mlet %store-monad ((guile (package->derivation (or guile (default-guile))
                                                   system #:graft? #f)))
diff --git a/guix/build/julia-build-system.scm b/guix/build/julia-build-system.scm
index 03d669be64..c5ad65d029 100644
--- a/guix/build/julia-build-system.scm
+++ b/guix/build/julia-build-system.scm
@@ -2,6 +2,7 @@
 ;;; Copyright © 2019, 2020 Nicolò Balzarotti <nicolo@nixo.xyz>
 ;;; Copyright © 2021 Jean-Baptiste Volatier <jbv@pm.me>
 ;;; Copyright © 2021, 2022 Simon Tournier <zimon.toutoune@gmail.com>
+;;; Copyright © 2022 Efraim Flashner <efraim@flashner.co.il>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -136,7 +137,8 @@ Project.toml)."
                                package "/test/runtests.jl"))))))
 
 (define* (link-depot #:key source inputs outputs
-                     julia-package-name julia-package-uuid  #:allow-other-keys)
+                     julia-package-name julia-package-uuid
+                     julia-package-dependencies #:allow-other-keys)
   (let* ((out (assoc-ref outputs "out"))
          (name+version (strip-store-file-name out))
          (version (last (string-split name+version #\-)))
@@ -156,6 +158,7 @@ println(Base.version_slug(Base.UUID(\"~a\"),
         (julia-create-package-toml (getcwd)
                                    julia-package-name julia-package-uuid
                                    version
+                                   julia-package-dependencies
                                    #:file "Project.toml"))
 
     ;; When installing a package, julia looks first at in the JULIA_DEPOT_PATH
@@ -186,9 +189,10 @@ version = \"" version "\"
 ") f)
     (when (not (null? deps))
       (display "[deps]\n" f)
-      (for-each (lambda dep
-                  (display (string-append (car (car dep)) " = \"" (cdr (car dep)) "\"\n")
-                           f))
+      (for-each (match-lambda
+                  ((name . uuid)
+                   (display (string-append name " = \"" uuid "\"\n")
+                            f)))
                 deps))
     (close-port f)))
 
@@ -207,6 +211,7 @@ version = \"" version "\"
     (delete 'build)))
 
 (define* (julia-build #:key inputs julia-package-name julia-package-uuid
+                      julia-package-dependencies
                       (phases %standard-phases)
                       #:allow-other-keys #:rest args)
   "Build the given Julia package, applying all of PHASES in order."
@@ -214,4 +219,5 @@ version = \"" version "\"
          #:inputs inputs #:phases phases
          #:julia-package-name julia-package-name
          #:julia-package-uuid julia-package-uuid
+         #:julia-package-dependencies julia-package-dependencies
          args))