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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit flag-o-matic toolchain-funcs
DESCRIPTION="Computer-aided number theory C library and tools"
HOMEPAGE="https://pari.math.u-bordeaux.fr/"
SRC_URI="https://pari.math.u-bordeaux.fr/pub/${PN}/unix/${P}.tar.gz"
LICENSE="GPL-2"
# The subslot is the value of $soname_num obtained from
# upstream's config/version script.
SLOT="0/7"
KEYWORDS="~alpha amd64 ~arm ~hppa ~mips ppc ppc64 ~sparc x86 ~amd64-linux ~x86-linux"
IUSE="data doc fltk gmp test threads X"
RESTRICT="!test? ( test )"
BDEPEND="
virtual/pkgconfig
doc? ( virtual/latex-base )
"
DEPEND="
sys-libs/readline:0=
data? ( sci-mathematics/pari-data )
doc? ( X? ( x11-misc/xdg-utils ) )
fltk? ( x11-libs/fltk:1= )
gmp? ( dev-libs/gmp:0= )
X? ( x11-libs/libX11:0= )"
RDEPEND="${DEPEND}"
PATCHES=(
"${FILESDIR}/${PN}"-2.9.4-strip.patch
"${FILESDIR}/${PN}"-2.9.4-ppc.patch
"${FILESDIR}/${PN}"-2.11.2-no-automagic.patch
"${FILESDIR}/${PN}"-2.9.4-fltk-detection.patch
"${FILESDIR}/${PN}"-2.11.2-Makefile-LDFLAGS.patch
"${FILESDIR}/${PN}"-2.11.2-Makefile-docinstall.patch
)
src_prepare() {
default
# move doc dir to a gentoo doc dir and replace acroread by xdg-open
sed -i \
-e "s:\$d = \$0:\$d = '${EPREFIX}/usr/share/doc/${PF}':" \
-e 's:"acroread":"xdg-open":' \
doc/gphelp.in || die "Failed to fix doc dir"
# These tests fail when LaTeX is not installed (which we don't
# require without USE=doc), most likely due to output formatting
# issues but I haven't deleted my LaTeX installation to check.
# There's no real upstream support for enabling/disabling the LaTeX
# docs, so this is probably the correctest way to skip these tests.
if ! use doc; then
rm src/test/{in,32}/help || die
fi
}
src_configure() {
tc-export CC CXX PKG_CONFIG
# Workaraound to "asm operand has impossible constraints" as
# suggested in bug #499996.
use x86 && append-cflags $(test-flags-CC -fno-stack-check)
# need to force optimization here, as it breaks without
if is-flag -O0; then
replace-flags -O0 -O2
elif ! is-flag -O?; then
append-flags -O2
fi
# sysdatadir installs a pari.cfg stuff which is informative only.
# It is supposed to be for "architecture-dependent" data.
# It needs to be easily discoverable for downstream packages such as gp2c.
# We set LD to "" so that it is set to the value of the compiler used
# which is how a normal end user is expected to configure it. pari's build
# system do not cope very well with a naked linker, it is expecting a
# compiler driver. See https://bugs.gentoo.org/722090
LD="" ./Configure \
--prefix="${EPREFIX}"/usr \
--datadir="${EPREFIX}/usr/share/${PN}" \
--libdir="${EPREFIX}/usr/$(get_libdir)" \
--sysdatadir="${EPREFIX}"/usr/share/pari \
--mandir="${EPREFIX}"/usr/share/man/man1 \
--with-readline="${EPREFIX}"/usr \
--with-readline-lib="${EPREFIX}/usr/$(get_libdir)" \
--with-ncurses-lib="${EPREFIX}/usr/$(get_libdir)" \
$(use_with fltk) \
$(use_with gmp) \
--without-qt \
$(usex threads "--mt=pthread" "" "" "") \
|| die "./Configure failed"
}
src_compile() {
emake gp
if use doc; then
# To prevent sandbox violations by metafont
VARTEXFONTS="${T}/fonts" emake docpdf
fi
}
src_test() {
# Welcome to the jungle, where the tests fail if you make your
# terminal bigger.
emake COLUMNS=80 test-all
}
src_install() {
DOCS=( AUTHORS CHANGES* COMPAT NEW README* )
default
if use doc; then
docompress -x "/usr/share/doc/${PF}"
emake \
DESTDIR="${D}" \
EXDIR="${ED}/usr/share/doc/${PF}/examples" \
DOCDIR="${ED}/usr/share/doc/${PF}" \
install-doc
fi
}
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