media-libs/munt-mt32emu: Fix build w/ cmake-4

Closes: https://bugs.gentoo.org/951838
Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>

media-libs/munt-mt32emu/files/munt-mt32emu-2.7.0-cmake4.patch

@@ -0,0 +1,17 @@
+From e6af0c7e5d63680716ab350467207c938054a0df Mon Sep 17 00:00:00 2001
+From: sergm <sergm@bigmir.net>
+Date: Sat, 30 Sep 2023 14:11:26 +0200
+Subject: [PATCH] Updated CMake scripts for compatibility with CMake 3.27+
+
+---
+ mt32emu/CMakeLists.txt                           | 2 +-
+
+index 0443ee7a..93838a81 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -1,4 +1,4 @@
+-cmake_minimum_required(VERSION 2.8.12)
++cmake_minimum_required(VERSION 2.8.12...3.27)
+ 
+ list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
+ 

media-libs/munt-mt32emu/munt-mt32emu-2.7.0.ebuild

@@ -1,22 +1,23 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
 
+MY_P="libmt32emu_${PV//./_}"
 inherit cmake
 
-MY_P="libmt32emu_${PV//./_}"
 DESCRIPTION="Library for emulating the Roland MT-32, CM-32L, CM-64 and LAPC-I"
 HOMEPAGE="https://github.com/munt/munt"
 SRC_URI="https://github.com/munt/munt/archive/${MY_P}.tar.gz"
+S="${WORKDIR}/munt-${MY_P}/mt32emu"
+
 LICENSE="LGPL-2.1"
 SLOT="0"
 KEYWORDS="~amd64 ~ppc ~ppc64 ~x86"
 
-S="${WORKDIR}/munt-${MY_P}/mt32emu"
-
 PATCHES=(
 	"${FILESDIR}"/${PN}-2.6.1-docs.patch
+	"${FILESDIR}"/${P}-cmake4.patch # bug 951838
 )
 
 src_configure() {