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-rw-r--r--engine/SCons/SConsign.py24
1 files changed, 13 insertions, 11 deletions
diff --git a/engine/SCons/SConsign.py b/engine/SCons/SConsign.py
index 8865c3d..25f8486 100644
--- a/engine/SCons/SConsign.py
+++ b/engine/SCons/SConsign.py
@@ -27,11 +27,13 @@ Writing and reading information to the .sconsign file or files.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/SConsign.py 4720 2010/03/24 03:14:11 jars"
+__revision__ = "src/engine/SCons/SConsign.py 5023 2010/06/14 22:05:46 scons"
+
+import SCons.compat
-import cPickle
import os
-import os.path
+# compat layer imports "cPickle" for us if it's available.
+import pickle
import SCons.dblite
import SCons.Warnings
@@ -106,7 +108,7 @@ def write():
else:
syncmethod()
-class SConsignEntry:
+class SConsignEntry(object):
"""
Wrapper class for the generic entry in a .sconsign file.
The Node subclass populates it with attributes as it pleases.
@@ -124,7 +126,7 @@ class SConsignEntry:
def convert_from_sconsign(self, dir, name):
self.binfo.convert_from_sconsign(dir, name)
-class Base:
+class Base(object):
"""
This is the controlling class for the signatures for the collection of
entries associated with a specific directory. The actual directory
@@ -201,8 +203,8 @@ class DB(Base):
pass
else:
try:
- self.entries = cPickle.loads(rawentries)
- if type(self.entries) is not type({}):
+ self.entries = pickle.loads(rawentries)
+ if not isinstance(self.entries, dict):
self.entries = {}
raise TypeError
except KeyboardInterrupt:
@@ -239,7 +241,7 @@ class DB(Base):
path = normcase(self.dir.path)
for key, entry in self.entries.items():
entry.convert_to_sconsign()
- db[path] = cPickle.dumps(self.entries, 1)
+ db[path] = pickle.dumps(self.entries, 1)
if sync:
try:
@@ -260,8 +262,8 @@ class Dir(Base):
if not fp:
return
- self.entries = cPickle.load(fp)
- if type(self.entries) is not type({}):
+ self.entries = pickle.load(fp)
+ if not isinstance(self.entries, dict):
self.entries = {}
raise TypeError
@@ -327,7 +329,7 @@ class DirFile(Dir):
return
for key, entry in self.entries.items():
entry.convert_to_sconsign()
- cPickle.dump(self.entries, file, 1)
+ pickle.dump(self.entries, file, 1)
file.close()
if fname != self.sconsign:
try: