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-rw-r--r--lib/spack/spack/directory_layout.py11
-rw-r--r--lib/spack/spack/packages.py1
2 files changed, 10 insertions, 2 deletions
diff --git a/lib/spack/spack/directory_layout.py b/lib/spack/spack/directory_layout.py
index 562c0bd3ed..5b80e93d6b 100644
--- a/lib/spack/spack/directory_layout.py
+++ b/lib/spack/spack/directory_layout.py
@@ -31,6 +31,7 @@ import tempfile
from contextlib import closing
import llnl.util.tty as tty
+from llnl.util.lang import memoized
from llnl.util.filesystem import join_path, mkdirp
import spack
@@ -223,6 +224,9 @@ class SpecHashDirectoryLayout(DirectoryLayout):
if all(spack.db.exists(s.name) for s in spec.traverse()):
copy = spec.copy()
+
+ # TODO: It takes a lot of time to normalize every spec on read.
+ # TODO: Storing graph info with spec files would fix this.
copy.normalize()
if copy.concrete:
return copy # These are specs spack still understands.
@@ -276,17 +280,20 @@ class SpecHashDirectoryLayout(DirectoryLayout):
self.write_spec(spec, spec_file_path)
+ @memoized
def all_specs(self):
if not os.path.isdir(self.root):
- return
+ return []
+ specs = []
for path in traverse_dirs_at_depth(self.root, 3):
arch, compiler, last_dir = path
spec_file_path = join_path(
self.root, arch, compiler, last_dir, self.spec_file_name)
if os.path.exists(spec_file_path):
spec = self.read_spec(spec_file_path)
- yield spec
+ specs.append(spec)
+ return specs
def extension_file_path(self, spec):
diff --git a/lib/spack/spack/packages.py b/lib/spack/spack/packages.py
index 3c81863c11..43c4c191c1 100644
--- a/lib/spack/spack/packages.py
+++ b/lib/spack/spack/packages.py
@@ -192,6 +192,7 @@ class PackageDB(object):
yield self.get(name)
+ @memoized
def exists(self, pkg_name):
"""Whether a package with the supplied name exists ."""
return os.path.exists(self.filename_for_package_name(pkg_name))