dev-cpp/elfio: add 3.12

Signed-off-by: Sam James <sam@gentoo.org>

dev-cpp/elfio/Manifest

@@ -1 +1,2 @@
 DIST elfio-3.11.tar.gz 4150700 BLAKE2B 2e0270384f1fdbc8f8374c1a42b5bd0c6ba6faa8c8a7125063b682cd9808fbb3f330e2a0fa4646c8828f6d276ad8f92e36b69ab7916c3bd2b1b2ecad6708fcc1 SHA512 3a254aad62e707f2809e2997998aab6a9794d70791dc535a6de90bad3e9de3cbcc4f8e7787067ca7cd47ce2dc71cf52809747267bc36cfb08369b49a6b92cf5e
+DIST elfio-3.12.tar.gz 4150640 BLAKE2B aba7c4a9c254384b3babcf740883e45b8b531ecde3bc12f3cb811ac63c1469d0d53d9bb259120d92bacad7289d811429785a784667d4632c3acc49f2c3a475e4 SHA512 f5c8bc6cc98da845f6c011fc85b98476935c5d20d72b36bff5ad2472434494115ee7c06cfa37152c528e5931c39fe3cc084bfc8e6952b2c3e8f24b8601ae212f

dev-cpp/elfio/elfio-3.12.ebuild

@@ -0,0 +1,38 @@
+# Copyright 2020-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="ELF reader/producer header-only C++ library"
+HOMEPAGE="https://github.com/serge1/ELFIO"
+SRC_URI="https://github.com/serge1/${PN}/archive/Release_${PV}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}"/${PN^^}-Release_${PV}
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+DEPEND="test? ( dev-cpp/gtest )"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-3.12-gnuinstalldirs-docdir.patch
+)
+
+src_configure() {
+	local mycmakeargs=(
+		-DFETCHCONTENT_FULLY_DISCONNECTED=ON
+		-DELFIO_BUILD_TESTS=$(usex test)
+	)
+
+	cmake_src_configure
+}
+
+src_install() {
+	cmake_src_install
+
+	rm "${ED}"/usr/share/doc/${PF}/LICENSE.txt || die
+}

dev-cpp/elfio/files/elfio-3.12-gnuinstalldirs-docdir.patch

@@ -0,0 +1,11 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -143,7 +143,7 @@ if(IS_TOP_PROJECT)
+     set(CPACK_SOURCE_IGNORE_FILES "/.git/;/.github/;/.vscode/;/build;/.clang-format;/.gitignore;/.travis.yml;/doc/images/;/doc/site;/doc/elfio.docx;/examples/sudo_gdb.sh;/tests")
+ 
+     install(FILES ${CPACK_RESOURCE_FILE_README} ${CPACK_RESOURCE_FILE_LICENSE}
+-        DESTINATION share/docs/${PROJECT_NAME})
++        DESTINATION ${CMAKE_INSTALL_DOCDIR})
+ 
+     include(CPack)
+ endif()