dev-util/u-config: add new package

in theory, it can replace pkgconf as a virtual/pkg-config target
(something I've been doing locally for about ~2 years now). but
doing so would require work in ::gentoo.

Signed-off-by: NRK <nrk@disroot.org>

dev-util/u-config/u-config-0.33.3.ebuild

@@ -0,0 +1,40 @@
+# Copyright 2023-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit edo toolchain-funcs
+
+DESCRIPTION="Lean and mean pkg-config replacement"
+HOMEPAGE="https://github.com/skeeto/u-config"
+
+if [[ ${PV} == 9999 ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="https://github.com/skeeto/u-config.git"
+else
+	SRC_URI="https://github.com/skeeto/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~amd64 ~x86"
+fi
+
+LICENSE="Unlicense"
+SLOT="0"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+src_compile() {
+	edo $(tc-getCC) ${CFLAGS} -o u-config generic_main.c \
+		-D PKG_CONFIG_LIBDIR="\"${EPREFIX}/usr/$(get_libdir)/pkgconfig:${EPREFIX}/usr/share/pkgconfig\"" \
+		-D PKG_CONFIG_SYSTEM_INCLUDE_PATH="\"${EPREFIX}/usr/include\"" \
+		-D PKG_CONFIG_SYSTEM_LIBRARY_PATH="\"${EPREFIX}/$(get_libdir):${EPREFIX}/usr/$(get_libdir)\"" \
+		${LDFLAGS}
+	use test && edo $(tc-getCC) ${CFLAGS} -o tests test_main.c ${LDFLAGS}
+}
+
+src_install() {
+	dobin u-config
+	doman u-config.1
+}
+
+src_test() {
+	edo ./tests
+}