# A RPM packaging of ROOT and Pythia

Summary: ROOT for ALICE DAQ
Name: root
Version: RPM_VERSION
Release: 1
License: ROOT
Distribution: CERN / PH - AID
URL: http://cern.ch/alice-daq
Source: %{name}-%{version}.src.tar.gz
Group: Applications/Alice
Prefix: /opt
BuildRoot: %{_tmppath}/%{name}-root

# Automatic dependencies
AutoReqProv: no
BuildRequires: libxml2-devel, libXpm-devel, libXft-devel
Provides: root-RPM_VERSION
NoSource: 0

# Here is defined the installation root directory
%define pkgname %{name}-%{version}
%define destdir %{prefix}/%{name}-%{version}
# to have debug symbols
%define debug_package %{nil}
%define __os_install_post %{nil} 

%description
ROOT RPM_VERSION

%prep

%build

echo "asdf"
cd ${RPM_BUILD_DIR}
rm -rf root root_clone
echo "`date` - ROOT GIT_VERSION - svn checkout"
git clone http://root.cern.ch/git/root.git root_clone
mkdir root
cd root_clone
git archive tags/GIT_VERSION | tar -xv -C ../root
cd ../root

# First we need pythia
wget ftp://root.cern.ch/root/pythia6.tar.gz
tar zxvf pythia6.tar.gz 
cd pythia6
export PYTHIA6=$PWD
./makePythia6.linuxx8664 
cd ..

# configure (cmake)
# Note that we install in the source folder as we want to package the sources and the libraries
export ALIEN_ROOT=/opt/alien
export ROOTSYS=${RPM_BUILD_DIR}/root
mkdir temp
cd temp
cmake \
    -DCMAKE_Fortran_COMPILER=/usr/bin/gfortran \
    -Dafs=ON \
    -Dgdml=ON \
    -Dglobus=ON \
    -Dminuit2=ON \
    -Dmonalisa=OFF \
    -Dqt=ON \
    -Dqtgsi=ON \
    -Droofit=ON \
    -Dsoversion=ON \
    -Dtable=ON \
    -Dunuran=ON \
    -Dbuiltin_freetype=ON \
    -DCMAKE_INSTALL_PREFIX=${RPM_BUILD_DIR}/root \
    -Dpythia6=ON \
    -DPYTHIA6_LIBRARY=${PYTHIA6}/libPythia6.so \
    ..

# Build
make -j4
make install

%install
# Remove install dir if existing
[ -d $RPM_BUILD_ROOT ] && rm -rf $RPM_BUILD_ROOT
mkdir -p $RPM_BUILD_ROOT/%{destdir}
# Remove the build dir of root plus a few useless things
rm -rf ${RPM_BUILD_DIR}/root/temp
rm -rf ${RPM_BUILD_DIR}/win*
rm -rf ${RPM_BUILD_DIR}/graf2d/win32gdk/gdk/lib/*
rm -rf ${RPM_BUILD_DIR}/net/xrootd/src/xrootd/pthreads-win32/lib/*
# Copy the root directory
cp -rf ${RPM_BUILD_DIR}/root/* ${RPM_BUILD_ROOT}/%{destdir}

%files
%defattr (-,root,root)
%{destdir}

%pre

%clean
# Remove source files
rm -rf $RPM_BUILD_DIR/%{pkgname}
# remove installed files
rm -rf $RPM_BUILD_ROOT

%post
# Create link when installing or upgrading
rm -f /opt/root
ln -sf %{destdir} /opt/root
echo /opt/root/lib > /etc/ld.so.conf.d/root-x86_64.conf
/sbin/ldconfig

%postun
# Clean up if not in upgrade mode
if [ "$1" = "0" ]; then
 rm /etc/ld.so.conf.d/root-x86_64.conf
 /sbin/ldconfig
 rm /opt/root
fi