app-backup/kup: Fix build with newer dev-libs/libgit2

Closes: https://bugs.gentoo.org/717408
Package-Manager: Portage-2.3.99, Repoman-2.3.22
Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>

2 files changed, 145 insertions, 5 deletions

diff --git a/app-backup/kup/files/kup-0.7.3-libgit2.patch b/app-backup/kup/files/kup-0.7.3-libgit2.patch
new file mode 100644
index 000000000000..a6b1c536afc1
--- /dev/null
+++ b/app-backup/kup/files/kup-0.7.3-libgit2.patch
@@ -0,0 +1,140 @@
+From 2ca19e917f895e24a5379be669b9ad77ff5692f5 Mon Sep 17 00:00:00 2001
+From: Simon Persson <simon.persson@mykolab.com>
+Date: Mon, 16 Mar 2020 17:03:33 +0800
+Subject: Remove copy of libgit2
+
+API seems to have stabilized a lot, such that different distros can be
+expected to have a compatible version.
+---
+ CMakeLists.txt                                     |   13 +-
+ filedigger/CMakeLists.txt                          |    2 +-
+ filedigger/main.cpp                                |   12 -
+ kioslave/CMakeLists.txt                            |    2 +-
+ kioslave/bupslave.cpp                              |    8 -
+
+From ee720980113162c019eecabc01dfa5763cfb7585 Mon Sep 17 00:00:00 2001
+From: Adriaan de Groot <groot@kde.org>
+Date: Mon, 6 Apr 2020 23:06:53 +0200
+Subject: Link to libgit2 via imported target
+
+---
+ filedigger/CMakeLists.txt | 2 +-
+ kioslave/CMakeLists.txt   | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 2118193..76a1367 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -6,18 +6,7 @@ set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
+ 
+ project(kup)
+ 
+-# Use this option if you want to use the system LibGit2 library.
+-# This is not recommended unless you know what you are doing.
+-option(USE_SYSTEM_LIBGIT2 "Don't set this option unless your are sure that your system version of LibGit2 library is fully compatible with Kup." OFF)
+-if (USE_SYSTEM_LIBGIT2)
+-  find_package(LibGit2 REQUIRED)
+-  set(libgit_link_name git2)
+-else (USE_SYSTEM_LIBGIT2)
+-  set(BUILD_SHARED_LIBS ON)
+-  add_subdirectory(libgit2-0.19.0)
+-  include_directories(${CMAKE_SOURCE_DIR}/libgit2-0.19.0/include)
+-  set(libgit_link_name git24kup)
+-endif (USE_SYSTEM_LIBGIT2)
++find_package(LibGit2 REQUIRED)
+ 
+ if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug" OR "${CMAKE_BUILD_TYPE}" STREQUAL "DebugFull")
+   message(WARNING "enabling debug output!")
+diff --git a/filedigger/CMakeLists.txt b/filedigger/CMakeLists.txt
+index 2fcdd82..fd6a3a0 100644
+--- a/filedigger/CMakeLists.txt
++++ b/filedigger/CMakeLists.txt
+@@ -37,7 +37,7 @@ KF5::I18n
+ KF5::I18n
+ KF5::IconThemes
+ KF5::JobWidgets
+-${libgit_link_name}
++LibGit2::LibGit2
+ )
+ 
+ ########### install files ###############
+diff --git a/filedigger/main.cpp b/filedigger/main.cpp
+index 6682985..43fe9ae 100644
+--- a/filedigger/main.cpp
++++ b/filedigger/main.cpp
+@@ -21,11 +21,7 @@
+ #include "filedigger.h"
+ #include "mergedvfs.h"
+ 
+-#if LIBGIT2_VER_MAJOR == 0 && LIBGIT2_VER_MINOR >= 24
+ #include <git2/global.h>
+-#else
+-#include <git2/threads.h>
+-#endif
+ 
+ #include <KAboutData>
+ #include <KLocalizedString>
+@@ -66,19 +62,11 @@ int main(int pArgCount, char **pArgArray) {
+ 	}
+ 
+ 	// This needs to be called first thing, before any other calls to libgit2.
+-	#if LIBGIT2_VER_MAJOR == 0 && LIBGIT2_VER_MINOR >= 24
+ 	git_libgit2_init();
+-	#else
+-	git_threads_init();
+-	#endif
+ 
+ 	FileDigger *lFileDigger = new FileDigger(lRepoPath, lParser.value(QStringLiteral("branch")));
+ 	lFileDigger->show();
+ 	int lRetVal = lApp.exec();
+-	#if LIBGIT2_VER_MAJOR == 0 && LIBGIT2_VER_MINOR >= 24
+ 	git_libgit2_shutdown();
+-	#else
+-	git_threads_shutdown();
+-	#endif
+ 	return lRetVal;
+ }
+diff --git a/kioslave/CMakeLists.txt b/kioslave/CMakeLists.txt
+index 7187f33..83e6122 100644
+--- a/kioslave/CMakeLists.txt
++++ b/kioslave/CMakeLists.txt
+@@ -17,7 +17,7 @@ target_link_libraries(kio_bup
+ Qt5::Core
+ KF5::KIOCore
+ KF5::I18n
+-${libgit_link_name}
++LibGit2::LibGit2
+ )
+ 
+ install(TARGETS kio_bup DESTINATION ${PLUGIN_INSTALL_DIR})
+diff --git a/kioslave/bupslave.cpp b/kioslave/bupslave.cpp
+index 1a7e1a3..0812658 100644
+--- a/kioslave/bupslave.cpp
++++ b/kioslave/bupslave.cpp
+@@ -64,22 +64,14 @@ BupSlave::BupSlave(const QByteArray &pPoolSocket, const QByteArray &pAppSocket)
+ {
+ 	mRepository = nullptr;
+ 	mOpenFile = nullptr;
+-	#if LIBGIT2_VER_MAJOR == 0 && LIBGIT2_VER_MINOR >= 24
+ 	git_libgit2_init();
+-	#else
+-	git_threads_init();
+-	#endif
+ }
+ 
+ BupSlave::~BupSlave() {
+ 	if(mRepository != nullptr) {
+ 		delete mRepository;
+ 	}
+-	#if LIBGIT2_VER_MAJOR == 0 && LIBGIT2_VER_MINOR >= 24
+ 	git_libgit2_shutdown();
+-	#else
+-	git_threads_shutdown();
+-	#endif
+ }
+ 
+ void BupSlave::close() {
+-- 
+cgit v1.1
+
diff --git a/app-backup/kup/kup-0.7.3.ebuild b/app-backup/kup/kup-0.7.3.ebuild
index d479069e1b3f..8af41a81c73b 100644
--- a/app-backup/kup/kup-0.7.3.ebuild
+++ b/app-backup/kup/kup-0.7.3.ebuild
@@ -49,9 +49,9 @@ RDEPEND="${DEPEND}
 
 S="${WORKDIR}/${PN^}-${P}"
 
-src_configure() {
-	local mycmakeargs=(
-		-DUSE_SYSTEM_LIBGIT2=ON
-	)
-	ecm_src_configure
+PATCHES=( "${FILESDIR}/${P}-libgit2.patch" )
+
+src_prepare() {
+	ecm_src_prepare
+	rm -r libgit2-0.19.0 || die "Failed to remove bundled libgit2-0.19.0"
 }