gnu: Add goal.

* gnu/packages/array-languages.scm (goal): New variable.

Change-Id: I4e56852bbe25c66748325d6a225742b633be2e68
Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>

gnu/packages/array-languages.scm

@@ -29,6 +29,79 @@
 ;;;
 ;;; Code:
 
+(define-public goal
+  (package
+    (name "goal")
+    (version "1.5.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://codeberg.org/anaseto/goal")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1ckkjd2hf2v6f8x0ck9brp1ii4q8lcssvvwn7d6l1l5n9kcfjw7n"))))
+    (build-system go-build-system)
+    (inputs (list bash-minimal))
+    (outputs (list "out" "lib"))
+    (arguments
+     (list
+      #:unpack-path "codeberg.org/anaseto/goal"
+      #:import-path "codeberg.org/anaseto/goal/cmd/goal"
+      #:build-flags
+      #~(list "-tags" "full,nosse4") ;disable SSE4.2 optimizations
+      #:test-flags
+      #~(list "-skip" "TestSources/version.goal" ;git tests require a repo
+              "-tags" "full,nosse4")
+      #:phases
+      #~(modify-phases %standard-phases
+          ;; Goal requires a shell interpreter.
+          (add-after 'unpack 'fix-sh-path
+            (lambda* (#:key unpack-path #:allow-other-keys)
+              (substitute* (string-append "src/" unpack-path "/os/os.go")
+                (("/bin/sh")
+                 #$(file-append bash-minimal "/bin/sh")))))
+          ;; Tests require the goal binary.
+          (add-before 'check 'add-goal-path
+            (lambda _
+              (setenv "PATH"
+                      (string-append (getenv "PATH") ":" #$output "/bin"))))
+          ;; Goal is embeddable, but end users typically don't need the source
+          ;; code.
+          (replace 'install
+            (lambda* (#:key unpack-path #:allow-other-keys #:rest arguments)
+              (apply (assoc-ref %standard-phases 'install)
+                     `(,@arguments #:import-path ,unpack-path))
+              (mkdir-p #$output:lib)
+              (rename-file (string-append #$output "/src")
+                           (string-append #$output:lib "/src"))))
+          (add-after 'install 'install-goal-libs-and-documentation
+            (lambda* (#:key unpack-path inputs #:allow-other-keys #:rest
+                      arguments)
+              (let ((outdir (string-append #$output "/share/goal/"
+                                           #$(version-major version) "/lib")))
+                (mkdir-p outdir)
+                (copy-recursively (string-append "src/" unpack-path "/lib")
+                                  outdir))
+              (install-file (string-append "src/" unpack-path "/docs/goal.1")
+                            (string-append #$output "/share/man/man1")))))))
+    (native-search-paths
+     (list (search-path-specification
+            (variable "GOALLIB")
+            (separator #f)
+            (files `(,(string-append "share/goal/"
+                                     (version-major version) "/lib"))))))
+    (home-page "https://anaseto.codeberg.page/goal-docs/")
+    (synopsis "Embeddable scripting array language")
+    (description
+     "Goal is an embeddable array programming language with a bytecode
+interpreter, written in Go.  The command line intepreter can execute scripts
+or run in interactive mode.  Goal shines the most in common scripting tasks,
+like handling columnar data or text processing.  It is also suitable for
+exploratory programming.")
+    (license license:isc)))
+
 ;;;
 ;;; Avoid adding new packages to the end of this file. To reduce the chances
 ;;; of a merge conflict, place them above in alphabetic order.