[bug#39786] [PATCH] Add dragonfly-reverb.

[Alexandros Theodotou <alex@zrythm.org>]

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Hi,

This patch adds dragonfly reverb, a popular reverb plugin.

Unfortunately it doesn't have an install target so I resorted to
copying the files manually.

Thanks,
Alex

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From 579ca84415b1ab63102896e3717454a13d18ae5d Mon Sep 17 00:00:00 2001
From: Alexandros Theodotou <alex@zrythm.org>
Date: Tue, 25 Feb 2020 15:17:10 +0000
Subject: [PATCH] gnu: Add dragonfly-reverb

* gnu/packages/music.scm (dragonfly-reverb): New variable.
---
 gnu/packages/music.scm | 65 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)

diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index 16e69840df..4d9ad04fe9 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -5189,3 +5189,68 @@ featureful and easy to use.  It offers unlimited automation options, LV2
 plugin support, JACK support and chord assistance.")
    (home-page "https://www.zrythm.org")
    (license license:agpl3+)))
+
+(define-public dragonfly-reverb
+  (package
+    (name "dragonfly-reverb")
+    (version "2.0.0")
+    (source
+      (origin
+        (method git-fetch)
+        (uri
+          (git-reference
+            (url "https://github.com/michaelwillis/dragonfly-reverb.git")
+            (commit version)
+            ;; bundles a specific commit of the DISTRHO plugin framework
+            (recursive? #t)))
+        (file-name (git-file-name name version))
+        (sha256
+          (base32 "1qrbv4kk5v6ynx424h1i54qj0w8v6vpw81b759jawxvzzprpgq72"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:tests? #f ; no check target
+       #:make-flags (list "CC=gcc")
+       #:phases
+       (modify-phases %standard-phases
+         (delete 'configure) ; no configure target
+         (replace 'install ; no install target
+           (lambda* (#:key inputs outputs #:allow-other-keys)
+             (let* ((out   (assoc-ref outputs "out"))
+                    (bin   (string-append out "/bin"))
+                    (vst   (string-append out "/lib/vst"))
+                    (lv2   (string-append out "/lib/lv2")))
+               (mkdir-p bin)
+               (mkdir-p vst)
+               (mkdir-p lv2)
+
+               ;; Install VST
+               (for-each
+                 (lambda (file)
+                   (install-file file vst))
+                 (find-files "bin" "\\-vst.so$"))
+
+               ;; Install LV2
+               (for-each
+                 (lambda (file)
+                   (copy-recursively file (string-append lv2 "/"
+                                                         (basename file))))
+                 (find-files "bin" "\\.lv2$" #:directories? #t))
+
+               ;; Install standalone
+               (install-file "bin/DragonflyRoomReverb" bin)
+               (install-file "bin/DragonflyHallReverb" bin)
+               #t))))))
+    (inputs
+     `(("jack" ,jack-1)
+       ("libx11" ,libx11)
+       ("mesa" ,mesa)))
+    (native-inputs
+     `(("lv2" ,lv2)
+       ("pkg-config" ,pkg-config)))
+    (synopsis "Concert hall reverb and room reverb effects")
+    (description
+     "Dragonfly Reverb is a bundle of two free audio effects: a concert
+hall reverb and a room reverb. Both are available as VST and LV2 plugins,
+as well as JACK standalone applications.")
+    (home-page "https://michaelwillis.github.io/dragonfly-reverb/")
+    (license license:gpl3+)))
-- 
2.25.1


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