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##############################################################################
# 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 NOTICE and LICENSE files 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
##############################################################################
from __future__ import print_function
import os
import re
import sys
import llnl.util.tty as tty
from llnl.util.lang import *
from llnl.util.tty.colify import *
from llnl.util.tty.color import *
import spack
import spack.config
import spack.spec
import spack.store
#
# Settings for commands that modify configuration
#
# Commands that modify configuration by default modify the *highest*
# priority scope.
default_modify_scope = spack.config.highest_precedence_scope().name
# Commands that list configuration list *all* scopes by default.
default_list_scope = None
# cmd has a submodule called "list" so preserve the python list module
python_list = list
# Patterns to ignore in the commands directory when looking for commands.
ignore_files = r'^\.|^__init__.py$|^#'
SETUP_PARSER = "setup_parser"
DESCRIPTION = "description"
command_path = os.path.join(spack.lib_path, "spack", "cmd")
commands = []
for file in os.listdir(command_path):
if file.endswith(".py") and not re.search(ignore_files, file):
cmd = re.sub(r'.py$', '', file)
commands.append(cmd)
commands.sort()
def remove_options(parser, *options):
"""Remove some options from a parser."""
for option in options:
for action in parser._actions:
if vars(action)['option_strings'][0] == option:
parser._handle_conflict_resolve(None, [(option, action)])
break
def get_cmd_function_name(name):
return name.replace("-", "_")
def get_module(name):
"""Imports the module for a particular command name and returns it."""
module_name = "%s.%s" % (__name__, name)
module = __import__(module_name,
fromlist=[name, SETUP_PARSER, DESCRIPTION],
level=0)
attr_setdefault(module, SETUP_PARSER, lambda *args: None) # null-op
attr_setdefault(module, DESCRIPTION, "")
fn_name = get_cmd_function_name(name)
if not hasattr(module, fn_name):
tty.die("Command module %s (%s) must define function '%s'." %
(module.__name__, module.__file__, fn_name))
return module
def get_command(name):
"""Imports the command's function from a module and returns it."""
return getattr(get_module(name), get_cmd_function_name(name))
def parse_specs(args, **kwargs):
"""Convenience function for parsing arguments from specs. Handles common
exceptions and dies if there are errors.
"""
concretize = kwargs.get('concretize', False)
normalize = kwargs.get('normalize', False)
try:
specs = spack.spec.parse(args)
for spec in specs:
if concretize:
spec.concretize() # implies normalize
elif normalize:
spec.normalize()
return specs
except spack.parse.ParseError as e:
tty.error(e.message, e.string, e.pos * " " + "^")
sys.exit(1)
except spack.spec.SpecError as e:
tty.error(e.message)
sys.exit(1)
def elide_list(line_list, max_num=10):
"""Takes a long list and limits it to a smaller number of elements,
replacing intervening elements with '...'. For example::
elide_list([1,2,3,4,5,6], 4)
gives::
[1, 2, 3, '...', 6]
"""
if len(line_list) > max_num:
return line_list[:max_num - 1] + ['...'] + line_list[-1:]
else:
return line_list
def disambiguate_spec(spec):
matching_specs = spack.store.db.query(spec)
if not matching_specs:
tty.die("Spec '%s' matches no installed packages." % spec)
elif len(matching_specs) > 1:
args = ["%s matches multiple packages." % spec,
"Matching packages:"]
color = sys.stdout.isatty()
args += [colorize(" @K{%s} " % s.dag_hash(7), color=color) +
s.format('$_$@$%@$=', color=color) for s in matching_specs]
args += ["Use a more specific spec."]
tty.die(*args)
return matching_specs[0]
def gray_hash(spec, length):
return colorize('@K{%s}' % spec.dag_hash(length))
def display_specs(specs, **kwargs):
mode = kwargs.get('mode', 'short')
hashes = kwargs.get('long', False)
namespace = kwargs.get('namespace', False)
flags = kwargs.get('show_flags', False)
variants = kwargs.get('variants', False)
hlen = 7
if kwargs.get('very_long', False):
hashes = True
hlen = None
nfmt = '.' if namespace else '_'
ffmt = '$%+' if flags else ''
vfmt = '$+' if variants else ''
format_string = '$%s$@%s%s' % (nfmt, ffmt, vfmt)
# Make a dict with specs keyed by architecture and compiler.
index = index_by(specs, ('architecture', 'compiler'))
# Traverse the index and print out each package
for i, (architecture, compiler) in enumerate(sorted(index)):
if i > 0:
print()
header = "%s{%s} / %s{%s}" % (spack.spec.architecture_color,
architecture, spack.spec.compiler_color,
compiler)
tty.hline(colorize(header), char='-')
specs = index[(architecture, compiler)]
specs.sort()
abbreviated = [s.format(format_string, color=True) for s in specs]
if mode == 'paths':
# Print one spec per line along with prefix path
width = max(len(s) for s in abbreviated)
width += 2
format = " %%-%ds%%s" % width
for abbrv, spec in zip(abbreviated, specs):
prefix = gray_hash(spec, hlen) if hashes else ''
print(prefix + (format % (abbrv, spec.prefix)))
elif mode == 'deps':
for spec in specs:
print(spec.tree(
format=format_string,
color=True,
indent=4,
prefix=(lambda s: gray_hash(s, hlen)) if hashes else None))
elif mode == 'short':
# Print columns of output if not printing flags
if not flags:
def fmt(s):
string = ""
if hashes:
string += gray_hash(s, hlen) + ' '
string += s.format('$-%s$@%s' % (nfmt, vfmt), color=True)
return string
colify(fmt(s) for s in specs)
# Print one entry per line if including flags
else:
for spec in specs:
# Print the hash if necessary
hsh = gray_hash(spec, hlen) + ' ' if hashes else ''
print(hsh + spec.format(format_string, color=True) + '\n')
else:
raise ValueError(
"Invalid mode for display_specs: %s. Must be one of (paths,"
"deps, short)." % mode)
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