01/02: gnu: libmad: Add comment justifying the 'install-pkg-config phase.

[guix-commits]

kkebreau pushed a commit to branch master
in repository guix.

commit eb9d36670277f2206f87f50fa5186c482aa7fa12
Author: Kei Kebreau <kkebreau@posteo.net>
AuthorDate: Mon Jan 18 17:52:13 2021 -0500

    gnu: libmad: Add comment justifying the 'install-pkg-config phase.
    
    * gnu/packages/mp3.scm (libmad)[arguments]: Add a comment about Audacity
    requiring a pkg-config file for libmad.
---
 gnu/packages/mp3.scm | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gnu/packages/mp3.scm b/gnu/packages/mp3.scm
index c32b3cb..916aa3e 100644
--- a/gnu/packages/mp3.scm
+++ b/gnu/packages/mp3.scm
@@ -82,6 +82,10 @@
             ;; remove option that is not supported by gcc any more
             (substitute* "configure" ((" -fforce-mem") ""))
             #t))
+        ;; Normally one should not add a pkg-config file if one is not provided
+        ;; by upstream developers, but Audacity expects a pkg-config file for
+        ;; this package, and other major GNU/Linux distributions already 
provide
+        ;; such a file.
         (add-after 'install 'install-pkg-config
           (lambda* (#:key outputs #:allow-other-keys)
             (let* ((out (assoc-ref outputs "out"))