community/kpmcore: backport build fix

community/kpmcore/APKBUILD

@@ -2,14 +2,16 @@
 # Maintainer: Bart Ribbers <bribbers@disroot.org>
 pkgname=kpmcore
 pkgver=4.2.0
-pkgrel=0
+pkgrel=1
 arch="all !armhf !s390x !mips64"
 url="https://kde.org/applications/system/org.kde.partitionmanager"
 pkgdesc="Library for managing partitions"
 license="GPL-3.0-or-later"
 depends="sfdisk smartmontools device-mapper-udev"
 makedepends="extra-cmake-modules qt5-qtbase-dev kauth-dev kcoreaddons-dev ki18n-dev kwidgetsaddons-dev qca-dev"
-source="https://download.kde.org/stable/kpmcore/$pkgver/src/kpmcore-$pkgver.tar.xz"
+source="https://download.kde.org/stable/kpmcore/$pkgver/src/kpmcore-$pkgver.tar.xz
+	Make-plugins-compatible-to-latest-KPluginFactory-code.patch
+	"
 subpackages="$pkgname-dev $pkgname-lang"
 options="!check" # Requires running dbus server
 
@@ -34,4 +36,5 @@ package() {
 	DESTDIR="$pkgdir" cmake --build build --target install
 }
 
-sha512sums="71c5411f3ec24149695bbc1ec0c2bb7423b1cfd24ea9c2f33492c6310b1e911ea14a0a46a53024d7a1afebf0cbc5b56fb7cf5be22b832fb49239a270b63404f0  kpmcore-4.2.0.tar.xz"
+sha512sums="71c5411f3ec24149695bbc1ec0c2bb7423b1cfd24ea9c2f33492c6310b1e911ea14a0a46a53024d7a1afebf0cbc5b56fb7cf5be22b832fb49239a270b63404f0  kpmcore-4.2.0.tar.xz
+206d6efabfd02311f2c6a67c12a6719a2184f7de895012637031146b0e07e58d80c11d866aafa20b59c7541029d3fc313842cea4f8e30954b80a8b29b793047f  Make-plugins-compatible-to-latest-KPluginFactory-code.patch"

community/kpmcore/Make-plugins-compatible-to-latest-KPluginFactory-code.patch

+From 07e5a3ac2858e6d38cc698e0f740e7a693e9f302 Mon Sep 17 00:00:00 2001
+From: "Friedrich W. H. Kossebau" <kossebau@kde.org>
+Date: Mon, 16 Nov 2020 17:14:52 +0100
+Subject: [PATCH] Make plugins compatible to latest KPluginFactory code
+
+That one uses std::is_constructible<impl, QObject *, const QVariantList &>
+which will fail for our current plugin constructors due to being private
+and with only friend class KPluginFactory.
+---
+ src/plugins/dummy/dummybackend.h   | 4 +---
+ src/plugins/sfdisk/sfdiskbackend.h | 4 +---
+ 2 files changed, 2 insertions(+), 6 deletions(-)
+
+diff --git a/src/plugins/dummy/dummybackend.h b/src/plugins/dummy/dummybackend.h
+index 815b020..8d67158 100644
+--- a/src/plugins/dummy/dummybackend.h
++++ b/src/plugins/dummy/dummybackend.h
+@@ -24,11 +24,9 @@ class QString;
+ */
+ class DummyBackend : public CoreBackend
+ {
+-    friend class KPluginFactory;
+-
+     Q_DISABLE_COPY(DummyBackend)
+ 
+-private:
++public:
+     DummyBackend(QObject* parent, const QList<QVariant>& args);
+ 
+ public:
+diff --git a/src/plugins/sfdisk/sfdiskbackend.h b/src/plugins/sfdisk/sfdiskbackend.h
+index e709f61..0571add 100644
+--- a/src/plugins/sfdisk/sfdiskbackend.h
++++ b/src/plugins/sfdisk/sfdiskbackend.h
+@@ -27,11 +27,9 @@ class QString;
+ */
+ class SfdiskBackend : public CoreBackend
+ {
+-    friend class KPluginFactory;
+-
+     Q_DISABLE_COPY(SfdiskBackend)
+ 
+-private:
++public:
+     SfdiskBackend(QObject* parent, const QList<QVariant>& args);
+ 
+ public: