dev-util/gdbus-codegen: Sync with Gentoo

It's from Gentoo commit eaf45f7e39d4c16f67197e45e5f1f774c36b52c0.

sdk_container/src/third_party/portage-stable/dev-util/gdbus-codegen/Manifest

@@ -1,3 +1,4 @@
 DIST glib-2.76.4.tar.xz 5274356 BLAKE2B c9ceb514ea81e1e6ab2d0efc82c48c0d8ae6c997fd0e3c56d47a5174b027f785b58266fff73b1d1132e272305126fbff22e3c65d47de46224cd12fa49796d5bc SHA512 f76932dc5090a44880373228e2b162f338415d06f7c90f2950eab1a43bb191c56a1797da4d377594f6a999197fef4defb848039259cfa4105bb68288a928f5b7
 DIST glib-2.78.0.tar.xz 5327096 BLAKE2B 3a494a16d12b17c7986bbe865d5e3b2727d40e7272fbb34897a90173c0fb780b0e7f024042f60ac6d1fcb9a2a4731948b6ac733c2bd6bd27c32b97281e20fc72 SHA512 3d06890002f4b13f831c83fbb70cfce529f9750e30888619e4d6277116be15d106379a03143412cf4b2a289c0cbdbbc299ecf17284fbffc06c791ecf7556c765
 DIST glib-2.78.1.tar.xz 5320740 BLAKE2B af8f2e83600dfb3ec84702399cb00a3aaedbc80087e35dc7cc2e2374d4fe5fdf82707ac8c911da1c53eb7b027c9da9ecfc1c0a8f56b39431fa4cf44cad5b10f7 SHA512 aa9ed9195951b00ac8221e958ea337fbda82621a862ef8f29dc2ea396a6253ce51c2a0a498dfa4e12642f1836f85f9564f09991979ae85c5ed4368355d857376
+DIST glib-2.78.3.tar.xz 5321388 BLAKE2B 6ef754b15e1ce4377eafdfc317025ac65c3d8010a8816a0cef786cec9da2af9f7d7d1da735c971ab8c848b2dcec050330e5b0fdceb156a36d739848e6160cd19 SHA512 9c1af75fb973d23ce0286d5b7836eea45f9628c148ced5ac10e10abceda05024ae4c57f01439824d3287d986527500b7b959828b630b6e4a3314b5224f4d7246

sdk_container/src/third_party/portage-stable/dev-util/gdbus-codegen/gdbus-codegen-2.78.3.ebuild

@@ -0,0 +1,74 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+GNOME_ORG_MODULE="glib"
+PYTHON_COMPAT=( python3_{10..12} )
+PYTHON_REQ_USE="xml(+)"
+DISTUTILS_USE_PEP517=setuptools
+DISTUTILS_SINGLE_IMPL=1
+
+inherit gnome.org distutils-r1
+
+DESCRIPTION="GDBus code and documentation generator"
+HOMEPAGE="https://www.gtk.org/"
+
+LICENSE="LGPL-2+"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+
+RDEPEND="${PYTHON_DEPS}"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	dev-libs/libxslt
+	app-text/docbook-xsl-stylesheets
+"
+
+S="${WORKDIR}/glib-${PV}/gio/gdbus-2.0/codegen"
+
+python_prepare_all() {
+	PATCHES=(
+		"${FILESDIR}/${PN}-2.56.1-sitedir.patch"
+	)
+	distutils-r1_python_prepare_all
+
+	local MAJOR_VERSION=$(ver_cut 1)
+	local MINOR_VERSION=$(ver_cut 2)
+	sed -e 's:@PYTHON@:python:' gdbus-codegen.in > gdbus-codegen || die
+	sed -e "s:@VERSION@:${PV}:" \
+		-e "s:@MAJOR_VERSION@:${MAJOR_VERSION}:" \
+		-e "s:@MINOR_VERSION@:${MINOR_VERSION}:" config.py.in > config.py || die
+	cp "${FILESDIR}/setup.py-2.32.4" setup.py || die "cp failed"
+	sed -e "s/@PV@/${PV}/" -i setup.py || die "sed setup.py failed"
+}
+
+do_xsltproc_command() {
+	# Taken from meson.build for manual manpage building - keep in sync (also copied to dev-util/glib-utils)
+	xsltproc \
+		--nonet \
+		--stringparam man.output.quietly 1 \
+		--stringparam funcsynopsis.style ansi \
+		--stringparam man.th.extra1.suppress 1 \
+		--stringparam man.authors.section.enabled 0 \
+		--stringparam man.copyright.section.enabled 0 \
+		-o "${2}" \
+		http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl \
+		"${1}" || die "manpage generation failed"
+}
+
+src_compile() {
+	distutils-r1_src_compile
+	do_xsltproc_command \
+		"${WORKDIR}/glib-${PV}/docs/reference/gio/gdbus-codegen.xml" \
+		"${WORKDIR}/glib-${PV}/docs/reference/gio/gdbus-codegen.1"
+}
+
+src_test() {
+	einfo "Skipping tests. This package is tested by dev-libs/glib"
+	einfo "when merged with FEATURES=test"
+}
+
+python_install_all() {
+	distutils-r1_python_install_all # no-op, but prevents QA warning
+	doman "${WORKDIR}/glib-${PV}/docs/reference/gio/gdbus-codegen.1"
+}