File benzene.spec of Package benzene

#
# spec file for package benzene
#
# Copyright (c) 2025 SUSE LLC
#
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Name:           benzene
Version:        20130630
Release:        0
Summary:        Generator for nonisomorphic fusenes and benzenoids
License:        GPL-2.0-or-later
Group:          Productivity/Scientific/Math
URL:            https://github.com/sagemath/sage/tree/develop/build/pkgs/benzene
Source:         https://mirrors.mit.edu/sage/spkg/upstream/benzene/%name-%version.tar.bz2
# fix build with gcc15
Patch0:         benzene-gcc15.patch
BuildRequires:  gmp-devel >= 4.3.2

%description
Benzene is a program for the efficient generation of all
nonisomorphic fusenes and benzenoids with a given number of faces.
Fusenes are planar polycyclic hydrocarbons with all bounded faces
hexagons. Benzenoids are fusenes that are subgraphs of the hexagonal
lattice.

%prep
%autosetup -p1 -n src

%build
%make_build CFLAGS="%optflags"

%install
b="%buildroot"
mkdir -p "$b/%_bindir"
cp -a benzene "$b/%_bindir/"

%files
%_bindir/benzene

%changelog