# Copyright 2013-2024 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 sys
import llnl.util.tty as tty
from llnl.util.tty.colify import colify
import spack.cmd
import spack.environment as ev
import spack.package_base
import spack.repo
import spack.store
from spack.cmd.common import arguments
description = "show dependencies of a package"
section = "basic"
level = "long"
[docs]
def setup_parser(subparser):
subparser.add_argument(
"-i",
"--installed",
action="store_true",
default=False,
help="list installed dependencies of an installed spec "
"instead of possible dependencies of a package",
)
subparser.add_argument(
"-t",
"--transitive",
action="store_true",
default=False,
help="show all transitive dependencies",
)
arguments.add_common_arguments(subparser, ["deptype"])
subparser.add_argument(
"-V",
"--no-expand-virtuals",
action="store_false",
default=True,
dest="expand_virtuals",
help="do not expand virtual dependencies",
)
arguments.add_common_arguments(subparser, ["spec"])
[docs]
def dependencies(parser, args):
specs = spack.cmd.parse_specs(args.spec)
if len(specs) != 1:
tty.die("spack dependencies takes only one spec.")
if args.installed:
env = ev.active_environment()
spec = spack.cmd.disambiguate_spec(specs[0], env)
format_string = "{name}{@version}{%compiler}{/hash:7}"
if sys.stdout.isatty():
tty.msg("Dependencies of %s" % spec.format(format_string, color=True))
deps = spack.store.STORE.db.installed_relatives(
spec, "children", args.transitive, deptype=args.deptype
)
if deps:
spack.cmd.display_specs(deps, long=True)
else:
print("No dependencies")
else:
spec = specs[0]
dependencies = spack.package_base.possible_dependencies(
spec,
transitive=args.transitive,
expand_virtuals=args.expand_virtuals,
depflag=args.deptype,
)
if spec.name in dependencies:
del dependencies[spec.name]
if dependencies:
colify(sorted(dependencies))
else:
print("No dependencies")