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# Maintainer: JP-Ellis <josh@jpellis.me>
pkgname=madgraph
pkgver=2.6.6
_major=${pkgver%%.*}
_minor=${pkgver#2.}
_minor=${_minor%%.*}
_dirname="MG5_aMC_v${pkgver//./_}"
pkgrel=1
pkgdesc="MadGraph5_aMC@NLO is a framework that aims at providing all the elements necessary for SM and BSM phenomenology"
url="https://launchpad.net/mg5amcnlo"
arch=('i686' 'x86_64')
license=('MIT')
depends=(
'bash'
'gcc-fortran'
'perl'
'python2'
'tcsh'
)
optdepends=(
'delphes'
'fastjet'
'golem95'
'hepmc'
'lhapdf'
'madanalysis5'
'madgraph-pythia-pgs'
'madgraph-pythia8-interface'
)
source=("https://launchpad.net/mg5amcnlo/${_major}.0/${_major}.${_minor}.x/+download/MG5_aMC_v${pkgver}.tar.gz"
"python2.patch"
"mg5_configuration.patch")
sha256sums=('56aaa6bd7ecfb82180735a379a63af86bcf814168ee670860ad36c7d9e4a2096'
'2b84d4122542c25957c43f0dd20080040d65c1b7f666402a4a45676e04c6d0df'
'a251d1bc6be29032c051cde8b0d050330b4777ff94fea6df5a495a9506c4eadc')
options=("!strip")
prepare() {
msg2 "Fixing python references for python2"
patch -p 1 -d $_dirname < python2.patch
msg2 "Extracting documentation"
cd "${srcdir}/${_dirname}"
tar xf doc.tgz
rm doc.tgz
msg2 "Removing VCS directories"
find "${srcdir}/${_dirname}" -name "CVS" \
-o -name ".svn" \
-o -name ".bzr" -o -name ".bzrignore" \
-o -name ".git" -o -name ".gitignore" \
-o -name ".hg" -o -name ".hgignore" | xargs rm -rf
}
build() {
msg2 "Compiling python source files"
python2 -O -m compileall -qf "${srcdir}/${_dirname}" 2>&1 1>/dev/null || true
msg2 "Initialize MG5 first run"
# MadGraph needs to generate `Template/LO/Source/make_opts` which is done
# automatically at startup. This needs to be done during setup (or with
# root access)
tmpfile=$(mktemp)
echo "exit" > $tmpfile
"${srcdir}/${_dirname}/bin/mg5_aMC" $tmpfile 1>/dev/null
rm $tmpfile
msg2 "Updating configuration file"
patch -p 1 -d $_dirname < mg5_configuration.patch
}
package() {
msg2 "Installing files"
# Copy everything of /opt/madgraph since the program isn't nicely
# separated into bin, include, etc.
mkdir -p "${pkgdir}/opt/${pkgname}"
cp -a "${srcdir}/${_dirname}/." "${pkgdir}/opt/${pkgname}"
install -Dm655 "${srcdir}/${_dirname}/LICENSE" "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
# Create symbolic links in /usr/bin to mg5 and mg5_aMC
mkdir -p "${pkgdir}/usr/bin"
ln -s "/opt/${pkgname}/bin/mg5" "${pkgdir}/usr/bin/"
ln -s "/opt/${pkgname}/bin/mg5_aMC" "${pkgdir}/usr/bin/"
# For some reason, a lot of files have executable flags. Change them back
# to non-executable (except for actual executables)
find "${pkgdir}/opt/${pkgname}" -type f -print0 | xargs -0 chmod 644
find "${pkgdir}/opt/${pkgname}" -type f -path "*/bin/*" -print0 | xargs -0 chmod 755
chmod 755 "${pkgdir}/opt/${pkgname}/MadSpin/madspin"
echo ""
echo "If you use MadGraph, please cite:"
echo "-----------------------------------------------------------------"
echo "Alwall, J., et al. \"The automated computation of tree-level and"
echo "next-to-leading order differential cross sections, and their"
echo "matching to parton shower simulations.\" Journal of High Energy"
echo "Physics 2014.7 (2014): 1-157."
echo "-----------------------------------------------------------------"
echo ""
}
# Local Variables:
# mode: sh
# End:
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