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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{10..12} )
inherit cmake flag-o-matic python-any-r1
DESCRIPTION="Fast Library for Number Theory"
HOMEPAGE="https://www.flintlib.org/"
MY_PV="${PV/_/-}"
SRC_URI="https://github.com/flintlib/flint/archive/refs/tags/v${MY_PV}.tar.gz
-> ${P}.tar.gz"
S="${WORKDIR}/${PN}-${MY_PV}"
LICENSE="LGPL-2.1+"
# Based off the soname, e.g. /usr/lib64/libflint.so -> libflint.so.15
SLOT="0/19"
KEYWORDS="amd64 ~arm arm64 ~loong ~ppc ~ppc64 ~riscv ~x86"
IUSE="doc ntl test"
RESTRICT="!test? ( test )"
BDEPEND="${PYTHON_DEPS}
doc? (
app-text/texlive-core
dev-python/sphinx
dev-tex/latexmk
dev-texlive/texlive-latex
dev-texlive/texlive-latexextra
)
"
DEPEND="dev-libs/gmp:=
dev-libs/mpfr:=
ntl? ( dev-libs/ntl:= )
virtual/cblas"
# flint 3 includes arb and arb cannot use flint 3.
RDEPEND="${DEPEND}
!sci-mathematics/arb"
# The rst files are API docs, but they're very low-effort compared to
# the PDF and HTML docs, so we ship them unconditionally and hide only
# the painful parts behind USE=doc.
DOCS="AUTHORS README.md doc/source/*.rst"
PATCHES=(
"${FILESDIR}/flint-3.0.1-find-cblas.patch"
"${FILESDIR}/flint-3.1.3_p1-c99-I.patch"
"${FILESDIR}/flint-3.1.3_p1-fix-pc-location.patch"
)
src_configure() {
# Test failures:
# * https://bugs.gentoo.org/934463
# * https://github.com/flintlib/flint/issues/2029
filter-flags -floop-nest-optimize \
-ftree-loop-linear \
-floop-strip-mine \
-floop-block \
-fgraphite-identity
local mycmakeargs=(
-DWITH_NTL="$(usex ntl)"
-DBUILD_TESTING="$(usex test)"
-DBUILD_DOCS="$(usex doc)"
)
cmake_src_configure
if use doc; then
# Avoid the "html/_source" directory that will contain a copy of
# the rst sources we've already installed, and also avoid
# installing html/objects.inv.
HTML_DOCS="${BUILD_DIR}/html/*.html
${BUILD_DIR}/html/*.js
${BUILD_DIR}/html/_static"
DOCS+=" ${BUILD_DIR}/latex/Flint.pdf"
fi
}
src_compile() {
cmake_src_compile
if use doc; then
cmake_build html
cmake_build pdf
fi
}
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