sci-physics/ninja: new package, add 1.2.0

Signed-off-by: Alexander Puck Neuwirth <[email protected]>
Closes: #1339

Author: APN-Pucky

sci-physics/ninja/Manifest

@@ -0,0 +1 @@
+DIST ninja-1.2.0.tar.gz 595807 BLAKE2B 817737b2e33ebfc0f805affd60e5d988685fa201470a9d2d3804412028c09f5b3115a4d376a2affd2243ce683cddb655bf2b8ea306a634283d158ec48d9b2e54 SHA512 4b7885b163fd370ee34d32e09ecc8202b6933b3c968997a9fcaf49da72579d87ecf3523144ad4c2b07d7ab3900cd3df31fd24f2ddf1d77bc0d47a798f614158a

sci-physics/ninja/metadata.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>[email protected]</email>
+		<name>Alexander Puck Neuwirth</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>[email protected]</email>
+		<name>Gentoo Physics Project</name>
+	</maintainer>
+
+	<longdescription lang="en">
+	Ninja is a public C++ library which implements the Integrand Reduction via Laurent Expansion method for the computation of one-loop integrals.
+	</longdescription>
+	<upstream>
+		<remote-id type="github">peraro/ninja</remote-id>
+	</upstream>
+	<use>
+		<flag name="static-libs">Build static library</flag>
+		<flag name="gosam">Build gosam interface</flag>
+	</use>
+
+</pkgmetadata>

sci-physics/ninja/ninja-1.2.0.ebuild

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+# Copyright 2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools fortran-2
+
+DESCRIPTION="Integrand Reduction via Laurent Expansion for one-loop integrals."
+HOMEPAGE="
+	https://github.com/peraro/ninja
+	https://ninja.hepforge.org/
+"
+SRC_URI="
+	https://github.com/peraro/ninja/releases/download/v${PV}/${PN}-latest.tar.gz -> ${P}.tar.gz
+"
+
+LICENSE="GPL-3+"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="static-libs gosam" # quad
+
+RDEPEND="
+	sci-physics/oneloop
+	sci-physics/looptools
+"
+DEPEND="${RDEPEND}"
+
+src_prepare() {
+	default
+	eautoreconf
+}
+
+src_configure() {
+	local myeconfargs=(
+		FCINCLUDE=-I"${ESYSROOT}/usr/include" # oneloop/avholo fortran mods
+		--with-looptools
+		--with-avholo
+		$(use_enable static-libs static)
+		$(use_enable gosam)
+		#$(use_enable quad quadninja) # not working yet
+	)
+
+	CONFIG_SHELL=${ESYSROOT}/bin/bash econf "${myeconfargs[@]}"
+}
+
+src_compile() {
+	# single thread force needed since fortan mods depend on each other
+	emake -j1
+}
+
+src_install() {
+	default
+	find "${ED}" -name '*.la' -delete || die
+}