dev-python/uv-build: Bump to 0.8.19

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

dev-python/uv-build/Manifest

@@ -2,4 +2,5 @@ DIST uv_build-0.8.15.tar.gz 327897 BLAKE2B c2972d5db464320956707dabdec70e796b03c
 DIST uv_build-0.8.16.tar.gz 330691 BLAKE2B d1c730ee6c8292273a6511383c6c0d015909ff59b67a74152d13bcb390a777c5649cff2b00fb50fb98dfc0100011f7402016f12657279c87e5b09959034ff3af SHA512 1df459afa00271b6fafc3b3abf3558f2b19db2603017a86a371ddfb4eb917304de9ec38d673ce4eda8d05c9432be48ab0b0401e8b89238af19a5de55771b11f1
 DIST uv_build-0.8.17.tar.gz 331207 BLAKE2B fefb1fce9d0669fa242a7639dac3767accc166008bd780778cf2c589faa2e48fec435a1c77244d38ffbc2e79cf9c0e8ad87a99e432ca61c5c2b7cadcfd14028d SHA512 d997be2cc62782d8c305a1a408b99173e876ba70d7af279efd5ea745fb17862754f3b896924822052c2dedc56d332e7ea35228514effe265be340767f0286ec7
 DIST uv_build-0.8.18.tar.gz 330099 BLAKE2B 7a9a144aeae7ab2d9f458d10c2b8786f4d5e22bd64ab38b0b82ea747135d69fc0f4325efff23d7d232e8a6a584acdd8b94c97428f91e20806750967a6fafd6a7 SHA512 1a975786482d957fb0b3b3cf716d3e8dd8d210bcffa562ad60df7f18d4024aaf8dcf2c52a7afdb04c32de469684668cb7c7ec8359d9a7b102024a52ae3e0d785
+DIST uv_build-0.8.19.tar.gz 331154 BLAKE2B 45d594ced0dd59efc9efdb48c2c412d8e619b7fb1b2dbe74e172bae736d35c9ac920763479ba78d7ff60f0f5dddeb75b15b1dbadcf15d10e7c28c17e92971c83 SHA512 91b7b31c5d42b59869b7fe282ee4a5410512a756df90ea68d46015aef950e21c1a61218b75e3d5f9b38cd84b84e99ee0b314943e85344fb00978885ab11e9483
 DIST uv_build-0.8.6.tar.gz 318772 BLAKE2B faf4f36b32cf308d3c70d52b84bd135d108db4018bc4c7eadf193448e422fe8b0deb1cf68f7264413152697708f9a15748a017d0ece151c19c1677916b3727b9 SHA512 da83c3ba7f2daa1c39a8bac5b18635eff4afc93460ea23b770518ebaf44bef573654e272c117e257f4126124c71a5b661f2751ff36be792c03ee28f257d1eddc

dev-python/uv-build/uv-build-0.8.19.ebuild

@@ -0,0 +1,99 @@
+# Copyright 2025 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 ~arm64"
+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
+}