# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

import llnl.util.tty as tty

from spack import *


class Openpbs(AutotoolsPackage):
    """OpenPBS software optimizes job scheduling and workload
    management in high-performance computing (HPC) environments - clusters,
    clouds, and supercomputers - improving system efficiency and people's
    productivity."""

    homepage = "https://www.openpbs.org"
    url = "https://github.com/openpbs/openpbs/archive/v19.1.3.tar.gz"

    version('20.0.1', sha256='685a4abcea92bf518df02b544d25e237ae8cef76f86525f7bf3554812e9f50fa')
    version('19.1.3', sha256='6e9d2614f839ff3d91d0ace3de04752b7c075da60c72fe6def76437aa05c9857')

    depends_on('autoconf', type='build')
    depends_on('automake', type='build')
    depends_on('libtool', type='build')
    depends_on('m4', type='build')
    depends_on('flex', type='build')
    depends_on('bison', type='build')
    depends_on('perl', type='build')

    depends_on('ssmtp', type=('build', 'run'))
    depends_on('xauth', type=('build', 'run'))

    depends_on('python@3.5:3.9', type=('build', 'link', 'run'), when='@20:')
    depends_on('python@2.6:2.7', type=('build', 'link', 'run'), when='@:19')

    depends_on('libx11')
    depends_on('libice')
    depends_on('libsm')
    depends_on('openssl')
    depends_on('postgresql')
    depends_on('expat')
    depends_on('libedit')
    depends_on('ncurses')
    depends_on('hwloc@:1')
    depends_on('libical')
    depends_on('swig')
    depends_on('tcl')
    depends_on('tk')
    depends_on('zlib')

    # The configure script cannot properly handle dependencies in non-system
    # directories.
    patch('with_lib.patch')

    # The package does not really depend on libcrypt but links to it. We
    # eliminate this redundant dependency to avoid linking to a system library.
    patch('no_crypt.patch')

    # Fix installation directories.
    patch('install.patch')

    # Link to the dynamic library of Python instead of the static one.
    patch('python.patch')

    # Provides PBS functionality
    provides('pbs')

    def autoreconf(self, spec, prefix):
        Executable('./autogen.sh')()

    def configure_args(self):
        return [
            '--x-includes=%s' % self.spec['libx11'].prefix.include,
            '--x-libraries=%s' % self.spec['libx11'].prefix.lib,
            '--with-pbs-server-home=%s' % self.spec.prefix.var.spool.pbs,
            '--with-database-dir=%s' % self.spec['postgresql'].prefix,
            '--with-pbs-conf-file=%s' % self.spec.prefix.etc.join('pbs.conf'),
            '--with-expat=%s' % self.spec['expat'].prefix,
            '--with-editline=%s' % self.spec['libedit'].prefix,
            '--with-hwloc=%s' % self.spec['hwloc'].prefix,
            '--with-libical=%s' % self.spec['libical'].prefix,
            '--with-sendmail=%s' % self.spec['ssmtp'].prefix.sbin.sendmail,
            '--with-swig=%s' % self.spec['swig'].prefix,
            '--with-tcl=%s' % self.spec['tcl'].prefix,
            # The argument --with-tk is introduced with with_lib.patch
            '--with-tk=%s' % self.spec['tk'].prefix,
            '--with-xauth=xauth',
            '--with-libz=%s' % self.spec['zlib'].prefix]

    @run_after('install')
    def post_install(self):
        # Calling the postinstall script requires root privileges
        # Executable(self.prefix.libexec.pbs_postinstall)()
        tty.warn(self.spec.format(
            'To finalize the installation of {name}, you need to run '
            '"{prefix}/libexec/pbs_postinstall" with root privileges'))