--- /dev/null
+From 0bf2a3f667a958b3cc7859cc2fe60ca8a7ccac08 Mon Sep 17 00:00:00 2001
+From: Andreas Sturmlechner <asturm@gentoo.org>
+Date: Sat, 30 Nov 2019 11:55:33 +0100
+Subject: [PATCH] Install headers to a custom location to permit slotting
+
+That was previously necessary with Qt4 version, let's keep it while
+Qt6 is around the corner.
+
+Amended with target_include_directories fix by jospezial.
+
+---
+ templates/lib/CMakeLists.txt | 5 +++--
+ textdocument/lib/CMakeLists.txt | 5 +++--
+ 2 files changed, 6 insertions(+), 4 deletions(-)
+
+diff --git a/templates/lib/CMakeLists.txt b/templates/lib/CMakeLists.txt
+index 5058481..3ef29a4 100644
+--- a/templates/lib/CMakeLists.txt
++++ b/templates/lib/CMakeLists.txt
+@@ -101,6 +101,7 @@ if (Qt5Qml_FOUND)
+
+ target_sources(Grantlee_Templates PRIVATE ${scriptabletags_SRCS})
+ target_include_directories(Grantlee_Templates PRIVATE ../scriptabletags)
++ target_include_directories(Grantlee_Templates INTERFACE "$<INSTALL_INTERFACE:include/grantlee5>")
+ target_link_libraries(Grantlee_Templates
+ PRIVATE Qt5::Qml
+ )
+@@ -152,10 +153,10 @@ install(FILES
+ token.h
+ util.h
+ variable.h
+- DESTINATION include/grantlee COMPONENT Templates
++ DESTINATION include/grantlee5/grantlee COMPONENT Templates
+ )
+
+ install(FILES
+ grantlee_templates.h
+- DESTINATION include COMPONENT Templates
++ DESTINATION include/grantlee5 COMPONENT Templates
+ )
+diff --git a/textdocument/lib/CMakeLists.txt b/textdocument/lib/CMakeLists.txt
+index 2c5a96f..c42d32a 100644
+--- a/textdocument/lib/CMakeLists.txt
++++ b/textdocument/lib/CMakeLists.txt
+@@ -34,6 +34,7 @@ if (CMAKE_GENERATOR MATCHES "Visual Studio")
+ )
+ endforeach()
+ endif()
++target_include_directories(Grantlee_TextDocument INTERFACE "$<INSTALL_INTERFACE:include/grantlee5>")
+
+ target_link_libraries(Grantlee_TextDocument
+ PUBLIC Qt5::Gui
+@@ -59,10 +60,10 @@ install(FILES
+ texthtmlbuilder.h
+ mediawikimarkupbuilder.h
+ ${CMAKE_CURRENT_BINARY_DIR}/grantlee_textdocument_export.h
+- DESTINATION include/grantlee COMPONENT TextDocument
++ DESTINATION include/grantlee5/grantlee COMPONENT TextDocument
+ )
+
+ install(FILES
+ grantlee_textdocument.h
+- DESTINATION include COMPONENT TextDocument
++ DESTINATION include/grantlee5 COMPONENT TextDocument
+ )
+--
+2.24.0
--- /dev/null
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+VIRTUALX_REQUIRED="test"
+inherit cmake-utils virtualx
+
+DESCRIPTION="C++ string template engine based on the Django template system"
+HOMEPAGE="https://github.com/steveire/grantlee"
+SRC_URI="http://downloads.grantlee.org/${P}.tar.gz"
+
+LICENSE="LGPL-2.1+"
+SLOT="5"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~x86"
+IUSE="debug doc test"
+
+BDEPEND="
+ doc? ( app-doc/doxygen[dot] )
+ test? ( dev-qt/linguist-tools:5 )
+"
+RDEPEND="
+ dev-qt/qtcore:5
+ dev-qt/qtdeclarative:5
+ dev-qt/qtgui:5
+"
+DEPEND="${RDEPEND}
+ test? ( dev-qt/qttest:5 )
+"
+
+RESTRICT+=" !test? ( test )"
+
+PATCHES=(
+ "${FILESDIR}/${PN}-0.3.0-nonfatal-warnings.patch"
+ "${FILESDIR}/${P}-slot.patch"
+)
+
+src_configure() {
+ local mycmakeargs=(
+ -DBUILD_TESTS=$(usex test)
+ )
+
+ cmake-utils_src_configure
+}
+
+src_compile() {
+ cmake-utils_src_compile
+
+ use doc && cmake-utils_src_compile docs
+}
+
+src_test() {
+ virtx cmake-utils_src_test
+}
+
+src_install() {
+ use doc && local HTML_DOCS=("${BUILD_DIR}/apidox/")
+
+ cmake-utils_src_install
+}