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# Maintainer: ReneganRonin <renegan.ronin@gmail.co>
pkgname=madgraph
pkgver=3.5.3
_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'
'python'
)
optdepends=(
'delphes'
'fastjet'
'golem95'
'hepmc'
'lhapdf'
'madgraph-pythia-pgs'
'madgraph-pythia8-interface'
)
source=("https://launchpad.net/mg5amcnlo/${_major}.0/${_major}.5.x/+download/MG5_aMC_v${pkgver}.tar.gz"
"mg5_configuration.patch"
)
sha256sums=('796ef4e1e524abc572c0c2b4b31622ddd8b258f78c20b04bd6945779d16d0a27'
'14d418c14b96492be021da194c2f211fcd91e82c4bb04f15c4d95b7dd65656bf')
options=("!strip")
prepare() {
#msg2 "Extracting documentation"
#cd "${srcdir}/${_dirname}"
#tar xf doc.tgz
#rm doc.tgz
msg2 "Removing VCS directories"
find "${srcdir}/${_dirname}" -name "CVS" \
-o -name ".svn" \
-o -name ".bzr" -o -name ".bzrignore" \
-o -name ".git" -o -name ".gitignore" \
-o -name ".hg" -o -name ".hgignore" | xargs rm -rf
}
build() {
msg2 "Compiling python source files"
python3 -O -m compileall -qf "${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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