From 6bfb3fc1f450c7d618041303d0ff35691b5991c0 Mon Sep 17 00:00:00 2001
From: Sughosha <sughosha@disroot.org>
Date: Sun, 13 Feb 2022 19:19:43 -0500
Subject: [PATCH] gnu: non-sequencer: Build with libsigc++ 2.

This fixes the build:

------
Configuring sequencer
Checking for 'sigc++-2.0' >= 2.0.0                   : not found
The configuration failed
------

* gnu/packages/music.scm (non-sequencer)[inputs]: Replace libsigc++ with
libsigc++-2.
---
 gnu/packages/music.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index ddb1126a47..a99167e9ef 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -44,6 +44,7 @@
 ;;; Copyright © 2021 Simon Streit <simon@netpanic.org>
 ;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
 ;;; Copyright © 2021 Thomas Albers Raviola <thomas@thomaslabs.org>
+;;; Copyright © 2022 Sughosha <sughosha@disroot.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -1773,7 +1774,7 @@ (define-public non-sequencer
                      '()))
          #:python ,python-2))
       (inputs
-       (list jack-1 libsigc++ liblo ntk))
+       (list jack-1 libsigc++-2 liblo ntk))
       (native-inputs
        (list pkg-config))
       (home-page "https://non.tuxfamily.org/wiki/Non%20Sequencer")