spack/lib/spack/spack/cmd/graph.py

##############################################################################
# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/llnl/spack
# Please also see the LICENSE file for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
import argparse

import llnl.util.tty as tty

import spack
import spack.cmd
from spack.spec import *
from spack.graph import *

description = "Generate graphs of package dependency relationships."


def setup_parser(subparser):
    setup_parser.parser = subparser

    method = subparser.add_mutually_exclusive_group()
    method.add_argument(
        '--ascii', action='store_true',
        help="Draw graph as ascii to stdout (default).")
    method.add_argument(
        '--dot', action='store_true',
        help="Generate graph in dot format and print to stdout.")

    subparser.add_argument(
        '--normalize', action='store_true',
        help="Skip concretization; only print normalized spec.")

    subparser.add_argument(
        '-s', '--static', action='store_true',
        help="Use static information from packages, not dynamic spec info.")

    subparser.add_argument(
        '-i', '--installed', action='store_true',
        help="Graph all installed specs in dot format (implies --dot).")

    subparser.add_argument(
        '-t', '--deptype', action='store',
        help="Comma-separated list of deptypes to traverse. default=%s."
        % ','.join(alldeps))

    subparser.add_argument(
        'specs', nargs=argparse.REMAINDER,
        help="specs of packages to graph.")


def graph(parser, args):
    concretize = not args.normalize
    if args.installed:
        if args.specs:
            tty.die("Can't specify specs with --installed")
        args.dot = True
        specs = spack.installed_db.query()

    else:
        specs = spack.cmd.parse_specs(
            args.specs, normalize=True, concretize=concretize)

    if not specs:
        setup_parser.parser.print_help()
        return 1

    deptype = nobuild
    if args.deptype:
        deptype = tuple(args.deptype.split(','))
        validate_deptype(deptype)
        deptype = canonical_deptype(deptype)

    if args.dot:  # Dot graph only if asked for.
        graph_dot(specs, static=args.static, deptype=deptype)

    elif specs:  # ascii is default: user doesn't need to provide it explicitly
        graph_ascii(specs[0], debug=spack.debug, deptype=deptype)
        for spec in specs[1:]:
            print  # extra line bt/w independent graphs
            graph_ascii(spec, debug=spack.debug)