[fftw] Support builds on older distros as well.
Jussi Lehtola
jussilehtola at fedoraproject.org
Sat Jul 30 17:09:13 UTC 2011
commit 13faf538231c041d2468637e37b9111a57ed2c2a
Author: Jussi Lehtola <jussilehtola at fedoraproject.org>
Date: Sat Jul 30 20:08:53 2011 +0300
Support builds on older distros as well.
fftw.spec | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++++-------
1 files changed, 67 insertions(+), 9 deletions(-)
---
diff --git a/fftw.spec b/fftw.spec
index 622a700..444c954 100644
--- a/fftw.spec
+++ b/fftw.spec
@@ -1,6 +1,6 @@
Name: fftw
Version: 3.3
-Release: 1%{?dist}
+Release: 2%{?dist}
Summary: A Fast Fourier Transform library
Group: System Environment/Libraries
License: GPLv2+
@@ -8,7 +8,22 @@ URL: http://www.fftw.org
Source0: http://www.fftw.org/fftw-%{version}.tar.gz
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+# OpenMP support not available on RHEL 4
+%if 0%{?rhel} == 4
+BuildRequires: gcc-g77
+%global openmp 0
+%else
BuildRequires: gcc-gfortran
+%global openmp 1
+%endif
+
+# Quad precision support only available with gcc >= 4.6
+%if 0%{?fedora} >= 15
+%global quad 1
+%else
+%global quad 0
+%endif
+
# For check phase
BuildRequires: time
BuildRequires: perl
@@ -39,9 +54,10 @@ Group: Development/Libraries
Requires: pkgconfig
Requires: %{name}%{?_isa} = %{version}-%{release}
Requires: %{name}-libs%{?_isa} = %{version}-%{release}
-Requires: %{name}-libs-openmp%{?_isa} = %{version}-%{release}
Requires: %{name}-libs-threads%{?_isa} = %{version}-%{release}
-
+%if %{openmp}
+Requires: %{name}-libs-openmp%{?_isa} = %{version}-%{release}
+%endif
Provides: fftw3-devel%{?_isa} = %{version}-%{release}
Obsoletes: fftw3-devel%{?_isa} < 3.3
@@ -60,12 +76,14 @@ Group: Development/Libraries
%description libs-threads
This package contains the FFTW library compiled with threading support.
+%if %{openmp}
%package libs-openmp
Summary: FFTW library with OpenMP support
Group: Development/Libraries
%description libs-openmp
This package contains the FFTW library compiled with OpenMP support.
+%endif
%package static
Summary: Static versions of the FFTW libraries
@@ -81,7 +99,9 @@ the FFTW fast Fourier transform library.
%package doc
Summary: FFTW library manual
Group: Documentation
+%if 0%{?rhel} > 5 || 0%{?fedora} > 12
BuildArch: noarch
+%endif
%description doc
This package contains the manual for the FFTW fast Fourier transform
@@ -91,9 +111,18 @@ library.
%setup -q
%build
+%if 0%{?rhel} == 4
+# System fortran compiler is g77
+export F77=g77
+%else
# Configure uses g77 by default, if present on system
export F77=gfortran
-BASEFLAGS="--enable-shared --disable-dependency-tracking --enable-threads --enable-openmp"
+%endif
+
+BASEFLAGS="--enable-shared --disable-dependency-tracking --enable-threads"
+%if %{openmp}
+BASEFLAGS="$BASEFLAGS --enable-openmp"
+%endif
# Precisions to build
prec_name[0]=single
@@ -108,7 +137,12 @@ prec_flags[2]=--enable-long-double
prec_flags[3]=--enable-quad-precision
# Loop over precisions
-for((iprec=0;iprec<4;iprec++)); do
+%if %{quad}
+for((iprec=0;iprec<4;iprec++))
+%else
+for((iprec=0;iprec<3;iprec++))
+%endif
+do
mkdir ${prec_name[iprec]}${ver_name[iver]}
cd ${prec_name[iprec]}${ver_name[iver]}
ln -s ../configure .
@@ -121,7 +155,12 @@ done
%install
rm -rf %{buildroot}
-for ver in single double long quad; do
+%if %{quad}
+for ver in single double long quad
+%else
+for ver in single double long
+%endif
+do
make -C $ver install DESTDIR=%{buildroot}
done
rm -f %{buildroot}%{_infodir}/dir
@@ -129,7 +168,12 @@ rm -f %{buildroot}%{_libdir}/*.la
%check
bdir=`pwd`
-for ver in single double long quad; do
+%if %{quad}
+for ver in single double long quad
+%else
+for ver in single double long
+%endif
+do
export LD_LIBRARY_PATH=$bdir/$ver/.libs:$bdir/$ver/threads/.libs
make -C $ver check
done
@@ -139,10 +183,12 @@ rm -rf %{buildroot}
%post libs -p /sbin/ldconfig
%postun libs -p /sbin/ldconfig
-%post libs-openmp -p /sbin/ldconfig
-%postun libs-openmp -p /sbin/ldconfig
%post libs-threads -p /sbin/ldconfig
%postun libs-threads -p /sbin/ldconfig
+%if %{openmp}
+%post libs-openmp -p /sbin/ldconfig
+%postun libs-openmp -p /sbin/ldconfig
+%endif
%post devel
/sbin/install-info --section="Math" %{_infodir}/%{name}.info.gz %{_infodir}/dir 2>/dev/null || :
@@ -163,21 +209,29 @@ fi
%{_libdir}/libfftw3.so.*
%{_libdir}/libfftw3f.so.*
%{_libdir}/libfftw3l.so.*
+%if %{quad}
%{_libdir}/libfftw3q.so.*
+%endif
+%if %{openmp}
%files libs-openmp
%defattr(-,root,root,-)
%{_libdir}/libfftw3_omp.so.*
%{_libdir}/libfftw3f_omp.so.*
%{_libdir}/libfftw3l_omp.so.*
+%if %{quad}
%{_libdir}/libfftw3q_omp.so.*
+%endif
+%endif
%files libs-threads
%defattr(-,root,root,-)
%{_libdir}/libfftw3_threads.so.*
%{_libdir}/libfftw3f_threads.so.*
%{_libdir}/libfftw3l_threads.so.*
+%if %{quad}
%{_libdir}/libfftw3q_threads.so.*
+%endif
%files devel
%defattr(-,root,root,-)
@@ -196,6 +250,10 @@ fi
%{_libdir}/libfftw3*.a
%changelog
+* Sat Jul 30 2011 Jussi Lehtola <jussilehtola at fedoraproject.org> - 3.3-2
+- Conditionalize OpenMP and quadruple precision support based on capabilities
+ of system compiler.
+
* Thu Jul 28 2011 Jussi Lehtola <jussilehtola at fedoraproject.org> - 3.3-1
- Update to 3.3.
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