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-rw-r--r--lib/spack/docs/basic_usage.rst3
-rw-r--r--lib/spack/spack/cmd/__init__.py23
-rw-r--r--lib/spack/spack/cmd/find.py11
-rw-r--r--lib/spack/spack/cmd/load.py23
4 files changed, 50 insertions, 10 deletions
diff --git a/lib/spack/docs/basic_usage.rst b/lib/spack/docs/basic_usage.rst
index 091b18f6b8..165058e1d1 100644
--- a/lib/spack/docs/basic_usage.rst
+++ b/lib/spack/docs/basic_usage.rst
@@ -952,6 +952,9 @@ use ``spack find --loaded``.
-- linux-debian7 / intel@15.0.0 ---------------------------------
libelf@0.8.13
+You can also use ``spack load --list`` to get the same output, but it
+does not have the full set of query options that ``spack find`` offers.
+
We'll learn more about Spack's spec syntax in the next section.
diff --git a/lib/spack/spack/cmd/__init__.py b/lib/spack/spack/cmd/__init__.py
index e5dbcd0b27..0b0451c6f3 100644
--- a/lib/spack/spack/cmd/__init__.py
+++ b/lib/spack/spack/cmd/__init__.py
@@ -27,6 +27,7 @@ import spack.extensions
import spack.paths
import spack.spec
import spack.store
+import spack.user_environment as uenv
import spack.util.spack_json as sjson
import spack.util.string
@@ -442,6 +443,28 @@ def display_specs(specs, args=None, **kwargs):
output.flush()
+def filter_loaded_specs(specs):
+ """Filter a list of specs returning only those that are
+ currently loaded."""
+ hashes = os.environ.get(uenv.spack_loaded_hashes_var, '').split(':')
+ return [x for x in specs if x.dag_hash() in hashes]
+
+
+def print_how_many_pkgs(specs, pkg_type=""):
+ """Given a list of specs, this will print a message about how many
+ specs are in that list.
+
+ Args:
+ specs (list): depending on how many items are in this list, choose
+ the plural or singular form of the word "package"
+ pkg_type (str): the output string will mention this provided
+ category, e.g. if pkg_type is "installed" then the message
+ would be "3 installed packages"
+ """
+ tty.msg("%s" % spack.util.string.plural(
+ len(specs), pkg_type + " package"))
+
+
def spack_is_git_repo():
"""Ensure that this instance of Spack is a git clone."""
return is_git_repo(spack.paths.prefix)
diff --git a/lib/spack/spack/cmd/find.py b/lib/spack/spack/cmd/find.py
index 8378f6ef6e..cc06454817 100644
--- a/lib/spack/spack/cmd/find.py
+++ b/lib/spack/spack/cmd/find.py
@@ -6,7 +6,6 @@
from __future__ import print_function
import copy
-import os
import sys
import llnl.util.lang
@@ -18,9 +17,7 @@ import spack.cmd as cmd
import spack.cmd.common.arguments as arguments
import spack.environment as ev
import spack.repo
-import spack.user_environment as uenv
from spack.database import InstallStatuses
-from spack.util.string import plural
description = "list and search installed packages"
section = "basic"
@@ -241,8 +238,7 @@ def _find(parser, args):
results = [x for x in results if x.name in packages_with_tags]
if args.loaded:
- hashes = os.environ.get(uenv.spack_loaded_hashes_var, '').split(':')
- results = [x for x in results if x.dag_hash() in hashes]
+ results = spack.cmd.filter_loaded_specs(results)
# Display the result
if args.json:
@@ -251,7 +247,10 @@ def _find(parser, args):
if not args.format:
if env:
display_env(env, args, decorator)
+
if sys.stdout.isatty() and args.groups:
- tty.msg("%s" % plural(len(results), 'installed package'))
+ pkg_type = "loaded" if args.loaded else "installed"
+ spack.cmd.print_how_many_pkgs(results, pkg_type)
+
cmd.display_specs(
results, args, decorator=decorator, all_headers=True)
diff --git a/lib/spack/spack/cmd/load.py b/lib/spack/spack/cmd/load.py
index ab8f88c7f5..172a35a02b 100644
--- a/lib/spack/spack/cmd/load.py
+++ b/lib/spack/spack/cmd/load.py
@@ -7,6 +7,7 @@ import sys
import spack.cmd
import spack.cmd.common.arguments as arguments
+import spack.cmd.find
import spack.environment as ev
import spack.store
import spack.user_environment as uenv
@@ -20,8 +21,7 @@ level = "short"
def setup_parser(subparser):
"""Parser is only constructed so that this prints a nice help
message with -h. """
- arguments.add_common_arguments(
- subparser, ['installed_specs'])
+ arguments.add_common_arguments(subparser, ['constraint'])
shells = subparser.add_mutually_exclusive_group()
shells.add_argument(
@@ -53,14 +53,29 @@ alternatively one can decide to load only the package or only
the dependencies"""
)
+ subparser.add_argument(
+ '--list',
+ action='store_true',
+ default=False,
+ help="show loaded packages: same as `spack find --loaded`"
+ )
+
def load(parser, args):
env = ev.active_environment()
+
+ if args.list:
+ results = spack.cmd.filter_loaded_specs(args.specs())
+ if sys.stdout.isatty():
+ spack.cmd.print_how_many_pkgs(results, "loaded")
+ spack.cmd.display_specs(results)
+ return
+
specs = [spack.cmd.disambiguate_spec(spec, env, first=args.load_first)
- for spec in spack.cmd.parse_specs(args.specs)]
+ for spec in spack.cmd.parse_specs(args.constraint)]
if not args.shell:
- specs_str = ' '.join(args.specs) or "SPECS"
+ specs_str = ' '.join(args.constraint) or "SPECS"
spack.cmd.common.shell_init_instructions(
"spack load",
" eval `spack load {sh_arg} %s`" % specs_str,