# debuginfo not supported for static libraries, RB #209316
%global debug_package %{nil}

%global version 1.3.0
%global srcname kiss_fft
%global srcver %(echo %{version} | sed -e 's/\\.//g')

Name:           kiss-fft
Version:        %{version}
Release:        1%{?dist}
Summary:        Fast Fourier Transform library

License:        BSD
URL:            https://sourceforge.net/projects/kissfft
Source0:        http://downloads.sourceforge.net/kissfft/%{srcname}%{srcver}.zip
# build static library
Source1:        Makefile.libs
# use the libraries in tests (not intended for upstream)
Patch1:         %{name}-library.patch
# https://sourceforge.net/p/kissfft/code/ci/fbe1bb0bc7b94ec252842b8b7e3f3347ec75d92f/tree/kissfft.hh?diff=effd3ec61a1c4a2141fb04ab9a76d78be0459cce
Patch2:         %{name}-header.patch


BuildRequires:  fftw-devel
BuildRequires:  libtool
# for tests
BuildRequires:  numpy
BuildRequires:  python2
%if 0%{?rhel} && 0%{?rhel} <= 6
BuildRequires:  procps
%else
BuildRequires:  procps-ng
%endif

%description

A Fast Fourier Transform based up on the principle, "Keep It Simple, Stupid".
Kiss FFT is a very small, reasonably efficient, mixed radix FFT library that
can use either fixed or floating point data types.


%package devel
Summary:        Fast Fourier Transform library
Provides:       %{name}-static = %{version}-%{release}

%description devel

A Fast Fourier Transform based up on the principle, "Keep It Simple, Stupid".
Kiss FFT is a very small, reasonably efficient, mixed radix FFT library that
can use either fixed or floating point data types.

Header files and static library are provided.


%prep
%setup -q -n %{srcname}%{srcver}
%patch1 -p1
%patch2 -p1


%build
for type in float double int16 int32; do
    mkdir build_${type}
    pushd build_${type}
    CFLAGS="%{optflags}" LDFLAGS="%{?__global_ldflags}" \
    DATATYPE=${type} \
        make %{?_smp_mflags} -f %{SOURCE1} libdir=%{_libdir} srcdir=..
    popd
done


%install
for type in float double int16 int32; do
    pushd build_${type}
    CFLAGS="%{optflags}" LDFLAGS="%{?__global_ldflags}" \
    DATATYPE=${type} \
    DESTDIR=%{buildroot} \
        make %{?_smpflags} -f %{SOURCE1} libdir=%{_libdir} srcdir=.. install
    popd
done


%check
while read type suffix; do
    DATATYPE=${type} \
    SUFFIX=${suffix} \
        make -C tools clean all CFLAGS="%{optflags}"

    CFLAGADD="%{optflags}" \
    DATATYPE=${type} \
    SUFFIX=${suffix} \
        make -C test clean test
done << EOF
float _float
double _double
int16_t _int16
int32_t _int32
EOF


%files devel
%{!?_licensedir:%global license %doc}
%license COPYING
%doc CHANGELOG README
%{_includedir}/kissfft/
%{_libdir}/libkiss_fft_*.a
%{_libdir}/libkiss_fftnd_*.a
%{_libdir}/libkiss_fftndr_*.a
%{_libdir}/libkiss_fftr_*.a
%{_libdir}/libkiss_kfc_*.a


%changelog
* Sun Dec 27 2015 František Dvořák <valtri@civ.zcu.cz> - 1.3.0-1
- Initial package