From 9a29bad46e9208e1ad584d66e27ae2bfafe2f7f2 Mon Sep 17 00:00:00 2001
From: François Bissey <frp.bissey@gmail.com>
Date: Fri, 26 Feb 2021 14:13:26 +1300
Subject: sci-mathematics/gfan: adapt to newer cddlib
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Package-Manager: Portage-3.0.13, Repoman-3.0.2
Closes: https://github.com/gentoo/gentoo/pull/19661
Bug: https://bugs.gentoo.org/show_bug.cgi?id=762817
Signed-off-by: François René Pierre Bissey <frp.bissey@gmail.com>
Signed-off-by: Michael Orlitzky <mjo@gentoo.org>
---
 sci-mathematics/gfan/gfan-0.6.2-r1.ebuild | 67 +++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 sci-mathematics/gfan/gfan-0.6.2-r1.ebuild

(limited to 'sci-mathematics/gfan')

diff --git a/sci-mathematics/gfan/gfan-0.6.2-r1.ebuild b/sci-mathematics/gfan/gfan-0.6.2-r1.ebuild
new file mode 100644
index 000000000000..01434747eede
--- /dev/null
+++ b/sci-mathematics/gfan/gfan-0.6.2-r1.ebuild
@@ -0,0 +1,67 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit flag-o-matic toolchain-funcs
+
+DESCRIPTION="Compute Groebner fans and tropical varieties"
+HOMEPAGE="https://users-math.au.dk/~jensen/software/gfan/gfan.html"
+SRC_URI="https://users-math.au.dk/~jensen/software/${PN}/${PN}${PV}.tar.gz"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~x86 ~amd64-linux ~x86-linux"
+IUSE="doc"
+
+BDEPEND="doc? ( virtual/latex-base )"
+DEPEND="dev-libs/gmp:0=[cxx]
+	sci-libs/cddlib:0="
+RDEPEND="${DEPEND}"
+
+S="${WORKDIR}/${PN}${PV}"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-0.6.2-xcode9.3_compat.patch"
+	"${FILESDIR}/${PN}-0.6.2-testsuite.patch"
+	"${FILESDIR}/${PN}-0.6.2-Makefile.patch"
+	)
+
+pkg_setup() {
+	tc-export CC CXX
+
+	# This should really go in cppflags, but that doesn't work with
+	# gfan's hand-written Makefile.
+	append-cxxflags -DNOCDDPREFIX -I"${EPREFIX}"/usr/include/cddlib
+}
+
+src_prepare() {
+	default
+
+	# This test hangs on x86, bug 717112.
+	rm -r testsuite/0602ResultantFanProjection || \
+		die "unable to disable test 0602ResultantFanProjection"
+}
+
+src_configure() {
+	# The upstream Makefile says that GCC produces bad code with -O3.
+	replace-flags "-O3" "-O2"
+	default
+}
+
+src_compile() {
+	default
+	if use doc; then
+		pushd doc > /dev/null || die
+		# The LaTeX build commands need to be repeated until the
+		# document "stops changing," which is not as easy as it
+		# sounds to detect. Running it twice seems to work here.
+		pdflatex manual.tex && bibtex manual && pdflatex manual.tex || die
+		popd > /dev/null || die
+	fi
+}
+
+src_install() {
+	emake PREFIX="${ED}/usr" install
+	use doc && dodoc doc/manual.pdf
+}
-- 
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