dev-python/uv-build: Bump to 0.9.29

Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/uv-build/Manifest

@@ -8,3 +8,4 @@ DIST uv_build-0.9.24.tar.gz 359788 BLAKE2B 79cd6452e95d99a01e8212d80c7c0b30aeb57
 DIST uv_build-0.9.25.tar.gz 359005 BLAKE2B b0c8307919092aa0abbca7da379efd315f54c4d70c066633a3524fb1a78fcff0831e071086050b240536a123d965706337f09c716814e5655c9051cd4d879a19 SHA512 601eea260c615b6102c0e6a766d7c5fd0585c72005fb813a22cdc3f568c2f57042f72d3d16822f1c1773e1f9e8580d1f77b1e73b940a026c0a8e8783ef817f7b
 DIST uv_build-0.9.27.tar.gz 359927 BLAKE2B 59b28b510f3d6b00e1cc3d4d7b2513181d2b0b494beeb3bc715e02a88ed42efddd2d5baa76c220dd94128bda9283f80f4bbf4fd7510101d022c9a070a7205cf8 SHA512 9b7ddba6293f6b2b6df8d4d5d5d2ededdea9c2806551d61ca32f1831bd0f073c68463336cbfb75e69a202af0cba2f61a9d03c80e19cf4b1c7e5a314b34c59bd7
 DIST uv_build-0.9.28.tar.gz 359476 BLAKE2B 287b5b7ef98e9838c12416d0ff1f0ff938a13acf3858a3062f94d699af3d3c94a00be8f0e95effe76c26aa8930c9679f93baeee16822c1a32b5486a87d3bfa28 SHA512 d12d6850f231535f9f6a4abb2086eee76f527fe396b9e5cb63abf6697353c07e8e24c9479804cdcec64054230fea751525d24ce05c811a8d02e03acc5c96957c
+DIST uv_build-0.9.29.tar.gz 360262 BLAKE2B d8d80dbe8d7c0d8f73e6ccc84379a0d410307bb065d74c4020e0ae1a8ca5651cd390408681eb7e10a3bc118e018676fb82d784a5457719a8c20f10252785d1f4 SHA512 ad449f2dcc4b0132f9610124a0ab66145c9f53e81ade24694b4c83f41a0922e6ec1e993898b1c94d2eb872bf8df6313105e6f7d395dbd8f63a6476d199f4f6bb

dev-python/uv-build/uv-build-0.9.29.ebuild

@@ -0,0 +1,99 @@
+# Copyright 2025-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# Maturin compiles uv-build executable for every impl, we do not want
+# that, so we use another backend.  And since we use another backend,
+# why not dogfood it in the first place?
+DISTUTILS_USE_PEP517=standalone
+PYTHON_COMPAT=( pypy3_11 python3_{11..14} )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="PEP517 uv build backend"
+HOMEPAGE="
+	https://github.com/astral-sh/uv/
+	https://pypi.org/project/uv-build/
+"
+
+LICENSE="|| ( Apache-2.0 MIT )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc ~ppc64 ~riscv ~x86"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	>=dev-python/uv-${PV}
+"
+BDEPEND="
+	test? (
+		app-arch/unzip
+		dev-python/build[${PYTHON_USEDEP}]
+	)
+"
+
+src_prepare() {
+	distutils-r1_src_prepare
+
+	# use the executable from dev-python/uv instead of building
+	# a largely overlapping uv-build executable (at least for now)
+	sed -i -e '/USE_UV_EXECUTABLE/s:False:True:' python/uv_build/__init__.py || die
+
+	# replace the build-system section
+	sed -i -e '/\[build-system\]/,$d' pyproject.toml || die
+	cat >> pyproject.toml <<-EOF || die
+		[build-system]
+		requires = ["uv_build<9999"]
+		build-backend = "uv_build"
+		backend-path = ["src"]
+	EOF
+
+	# rename to make uv-build find it
+	mv python src || die
+}
+
+python_test() {
+	"${EPYTHON}" -m build -n || die "Self-build failed with ${EPYTHON}"
+
+	local zip_result=$(
+		unzip -t "dist/uv_build-${PV}-py3-none-any.whl" || die
+	)
+	local zip_expected="\
+Archive:  dist/uv_build-${PV}-py3-none-any.whl
+    testing: uv_build/                OK
+    testing: uv_build/__init__.py     OK
+    testing: uv_build/__main__.py     OK
+    testing: uv_build/py.typed        OK
+    testing: uv_build-${PV}.dist-info/   OK
+    testing: uv_build-${PV}.dist-info/WHEEL   OK
+    testing: uv_build-${PV}.dist-info/METADATA   OK
+    testing: uv_build-${PV}.dist-info/RECORD   OK
+No errors detected in compressed data of dist/uv_build-${PV}-py3-none-any.whl.\
+"
+	if [[ ${zip_result} != ${zip_expected} ]]; then
+		eerror ".zip result:\n${zip_result}"
+		eerror ".zip expected:\n${zip_expected}"
+		die ".whl result mismatch"
+	fi
+
+	local tar_result=$(
+		tar -tf "dist/uv_build-${PV}.tar.gz" || die
+	)
+	local tar_expected="\
+uv_build-${PV}/PKG-INFO
+uv_build-${PV}/
+uv_build-${PV}/README.md
+uv_build-${PV}/pyproject.toml
+uv_build-${PV}/src
+uv_build-${PV}/src/uv_build
+uv_build-${PV}/src/uv_build/__init__.py
+uv_build-${PV}/src/uv_build/__main__.py
+uv_build-${PV}/src/uv_build/py.typed\
+"
+	if [[ ${tar_result} != ${tar_expected} ]]; then
+		eerror ".tar.gz result:\n${tar_result}"
+		eerror ".tar.gz expected:\n${tar_expected}"
+		die ".tar.gz result mismatch"
+	fi
+}