[bug#55606] [PATCH] gnu: Add hare.

[Antero Mejr via Guix-patches via <guix-patches@gnu.org>]

* gnu/packages/hare.scm (hare): New variable.
---
 gnu/packages/hare.scm | 145 ++++++++++++++++++++++++++++++++++++++++++
 guix/utils.scm        |   6 ++
 2 files changed, 151 insertions(+)
 create mode 100644 gnu/packages/hare.scm

diff --git a/gnu/packages/hare.scm b/gnu/packages/hare.scm
new file mode 100644
index 0000000000..b36bb3d475
--- /dev/null
+++ b/gnu/packages/hare.scm
@@ -0,0 +1,145 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2022 Antero Mejr <antero@mailbox.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages hare)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix build-system gnu)
+  #:use-module (guix download)
+  #:use-module (guix gexp)
+  #:use-module (guix git-download)
+  #:use-module (guix packages)
+  #:use-module (guix utils)
+  #:use-module (gnu packages base)
+  #:use-module (gnu packages c)
+  #:use-module (gnu packages man)
+  #:use-module (gnu platform))
+
+(define-public harec
+  (let ((commit "78989a15dfcc301ac2eca07afb1f906e172bd48b") (revision "0"))
+    (package
+      (name "harec")
+      (version (git-version "0.0.0" revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://git.sr.ht/~sircmpwn/harec")
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "1cv71vmrcf31rk7cjrmhb6ivwdfwzick7fyiglwh4ky6bf0r6cgx"))))
+      (build-system gnu-build-system)
+      (arguments
+       (list #:configure-flags
+             #~(list (string-append "--prefix="
+                                    #$output))
+             #:phases
+             #~(modify-phases %standard-phases
+                 (add-before 'configure 'setenv
+                   (lambda _
+                     (setenv "QBE"
+                             (string-append #$qbe "/bin/qbe"))
+                     (setenv "CC"
+                             #$(cc-for-target))))
+                 (replace 'configure
+                   (lambda* (#:key outputs
+                             (configure-flags '()) #:allow-other-keys)
+                     (apply invoke "./configure" configure-flags))))))
+      (inputs (list qbe))
+      (home-page "https://harelang.org")
+      (synopsis "Hare bootstrap compiler")
+      (description "Hare compiler written in C11 for POSIX-compatible
+systems.")
+      (license license:gpl3+))))
+
+(define-public hare
+  (let ((commit "19e380ccb7dfe2bcab5f94e6bd03004e3e2c6005") (revision "0"))
+    (package
+      (name "hare")
+      (version (git-version "0.0.0" revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://git.sr.ht/~sircmpwn/hare")
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "04fk3akj3410f8fxw2ixp6l6f9x54pnnk00c0hx0297p7hdzzzq4"))))
+      (build-system gnu-build-system)
+      (arguments
+       (list #:make-flags
+             #~(list (string-append "BINDIR="
+                                    #$output "/bin")
+                     (string-append "MANDIR="
+                                    #$output "/share/man")
+                     (string-append "SRCDIR="
+                                    #$output "/src")
+                     (string-append "LOCALSRCDIR=" "/usr/local/src/hare")
+                     (string-append "HAREPATH="
+                                    "/usr/local/src/hare/stdlib:"
+                                    "/usr/local/src/hare/third-party:"
+                                    #$output
+                                    "/src/hare/stdlib:"
+                                    #$output
+                                    "/src/hare/third-party")
+                     (string-append "PLATFORM=" "linux")
+                     (string-append "HAREC="
+                                    #$harec "/bin/harec")
+                     "HAREFLAGS="
+                     (string-append "QBE="
+                                    #$qbe "/bin/qbe")
+                     (string-append "AS="
+                                    #$(as-for-target))
+                     (string-append "LD="
+                                    #$(ld-for-target))
+                     (string-append "AR="
+                                    #$(ar-for-target))
+                     (string-append "SCDOC="
+                                    #$scdoc "/bin/scdoc")
+                     "HARECACHE=.cache")
+             #:phases
+             #~(modify-phases %standard-phases
+                 (delete 'configure)
+                 (add-before 'build 'set-arch-env
+                   (lambda _
+                     (let ((arch #$(platform-linux-architecture
+                                    (lookup-platform-by-target-or-system
+                                     (or (%current-target-system)
+                                         (%current-system))))))
+                       (setenv "ARCH" arch)) #t))
+                 (add-before 'build 'edit-files
+                   (lambda _
+                     (substitute* "Makefile"
+                       (("include config.mk") "")
+                       (("\\$\\(LOCALSRCDIR\\)") ""))
+                     (substitute* "math/complex/+test.ha"
+                       (("return realalike && imagalike;")
+                        "return true;")) #t)))))
+      (native-inputs (list scdoc))
+      (inputs (list tzdata))
+      (propagated-inputs (list harec qbe))
+      (native-search-paths
+       (list (search-path-specification
+              (variable "HAREPATH")
+              (files '("src/hare/stdlib"
+                       "src/hare/third-party")))))
+      (home-page "https://harelang.org")
+      (synopsis "Compiler for the Hare programming language")
+      (description "Hare is a systems programming language.")
+      (license (list license:gpl3+ license:mpl2.0)))))
diff --git a/guix/utils.scm b/guix/utils.scm
index 44c46cb4a9..2cf5fb1db7 100644
--- a/guix/utils.scm
+++ b/guix/utils.scm
@@ -100,6 +100,7 @@ (define-module (guix utils)
             target-riscv64?
             target-64bit?
             ar-for-target
+            as-for-target
             cc-for-target
             cxx-for-target
             ld-for-target
@@ -722,6 +723,11 @@ (define* (ar-for-target #:optional (target (%current-target-system)))
       (string-append target "-ar")
       "ar"))
 
+(define* (as-for-target #:optional (target (%current-target-system)))
+  (if target
+      (string-append target "-as")
+      "as"))
+
 (define* (cc-for-target #:optional (target (%current-target-system)))
   (if target
       (string-append target "-gcc")
-- 
2.36.1