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-rw-r--r--src/CHANGES.txt2
-rw-r--r--src/engine/SCons/Action.py11
-rw-r--r--src/engine/SCons/Builder.py7
-rw-r--r--src/engine/SCons/Debug.py4
-rw-r--r--src/engine/SCons/Environment.py9
-rw-r--r--src/engine/SCons/Executor.py5
-rw-r--r--src/engine/SCons/Node/FS.py11
-rw-r--r--src/engine/SCons/Node/__init__.py3
-rw-r--r--src/engine/SCons/Script/Main.py5
9 files changed, 36 insertions, 21 deletions
diff --git a/src/CHANGES.txt b/src/CHANGES.txt
index 50a27dc..b0d2d3c 100644
--- a/src/CHANGES.txt
+++ b/src/CHANGES.txt
@@ -30,6 +30,8 @@ RELEASE 2.3.1.alpha.yyyymmdd - NEW DATE WILL BE INSERTED HERE
From Dirk Baechle:
- Update bootstrap.py so it can be used from any dir, to run
SCons from a source (non-installed) dir.
+ - Count statistics of instances are now collected only when
+ the --debug=count command-line option is used (#2922).
From Gary Oberbrunner:
- Test harness: fail_test() can now print a message to help debugging.
diff --git a/src/engine/SCons/Action.py b/src/engine/SCons/Action.py
index c1eef75..82b8fb9 100644
--- a/src/engine/SCons/Action.py
+++ b/src/engine/SCons/Action.py
@@ -109,6 +109,7 @@ import re
import sys
import subprocess
+import SCons.Debug
from SCons.Debug import logInstanceCreation
import SCons.Errors
import SCons.Executor
@@ -698,7 +699,7 @@ class CommandAction(_ActionAction):
# factory above does). cmd will be passed to
# Environment.subst_list() for substituting environment
# variables.
- if __debug__: logInstanceCreation(self, 'Action.CommandAction')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Action.CommandAction')
_ActionAction.__init__(self, **kw)
if is_List(cmd):
@@ -855,7 +856,7 @@ class CommandAction(_ActionAction):
class CommandGeneratorAction(ActionBase):
"""Class for command-generator actions."""
def __init__(self, generator, kw):
- if __debug__: logInstanceCreation(self, 'Action.CommandGeneratorAction')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Action.CommandGeneratorAction')
self.generator = generator
self.gen_kw = kw
self.varlist = kw.get('varlist', ())
@@ -944,7 +945,7 @@ class CommandGeneratorAction(ActionBase):
class LazyAction(CommandGeneratorAction, CommandAction):
def __init__(self, var, kw):
- if __debug__: logInstanceCreation(self, 'Action.LazyAction')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Action.LazyAction')
#FUTURE CommandAction.__init__(self, '${'+var+'}', **kw)
CommandAction.__init__(self, '${'+var+'}', **kw)
self.var = SCons.Util.to_String(var)
@@ -986,7 +987,7 @@ class FunctionAction(_ActionAction):
"""Class for Python function actions."""
def __init__(self, execfunction, kw):
- if __debug__: logInstanceCreation(self, 'Action.FunctionAction')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Action.FunctionAction')
self.execfunction = execfunction
try:
@@ -1108,7 +1109,7 @@ class FunctionAction(_ActionAction):
class ListAction(ActionBase):
"""Class for lists of other actions."""
def __init__(self, actionlist):
- if __debug__: logInstanceCreation(self, 'Action.ListAction')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Action.ListAction')
def list_of_actions(x):
if isinstance(x, ActionBase):
return x
diff --git a/src/engine/SCons/Builder.py b/src/engine/SCons/Builder.py
index 6dc9e17..ed7650a 100644
--- a/src/engine/SCons/Builder.py
+++ b/src/engine/SCons/Builder.py
@@ -102,6 +102,7 @@ __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import collections
import SCons.Action
+import SCons.Debug
from SCons.Debug import logInstanceCreation
from SCons.Errors import InternalError, UserError
import SCons.Executor
@@ -225,7 +226,7 @@ class OverrideWarner(collections.UserDict):
"""
def __init__(self, dict):
collections.UserDict.__init__(self, dict)
- if __debug__: logInstanceCreation(self, 'Builder.OverrideWarner')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Builder.OverrideWarner')
self.already_warned = None
def warn(self):
if self.already_warned:
@@ -376,7 +377,7 @@ class BuilderBase(object):
src_builder = None,
ensure_suffix = False,
**overrides):
- if __debug__: logInstanceCreation(self, 'Builder.BuilderBase')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Builder.BuilderBase')
self._memo = {}
self.action = action
self.multi = multi
@@ -847,7 +848,7 @@ class CompositeBuilder(SCons.Util.Proxy):
"""
def __init__(self, builder, cmdgen):
- if __debug__: logInstanceCreation(self, 'Builder.CompositeBuilder')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Builder.CompositeBuilder')
SCons.Util.Proxy.__init__(self, builder)
# cmdgen should always be an instance of DictCmdGenerator.
diff --git a/src/engine/SCons/Debug.py b/src/engine/SCons/Debug.py
index 1c0c638..9974039 100644
--- a/src/engine/SCons/Debug.py
+++ b/src/engine/SCons/Debug.py
@@ -35,6 +35,10 @@ import sys
import time
import weakref
+# Global variable that gets set to 'True' by the Main script,
+# when the creation of class instances should get tracked.
+track_instances = False
+# List of currently tracked classes
tracked_classes = {}
def logInstanceCreation(instance, name=None):
diff --git a/src/engine/SCons/Environment.py b/src/engine/SCons/Environment.py
index 55a8206..ca5df58 100644
--- a/src/engine/SCons/Environment.py
+++ b/src/engine/SCons/Environment.py
@@ -43,6 +43,7 @@ from collections import UserDict
import SCons.Action
import SCons.Builder
+import SCons.Debug
from SCons.Debug import logInstanceCreation
import SCons.Defaults
import SCons.Errors
@@ -370,7 +371,7 @@ class SubstitutionEnvironment(object):
def __init__(self, **kw):
"""Initialization of an underlying SubstitutionEnvironment class.
"""
- if __debug__: logInstanceCreation(self, 'Environment.SubstitutionEnvironment')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Environment.SubstitutionEnvironment')
self.fs = SCons.Node.FS.get_default_fs()
self.ans = SCons.Node.Alias.default_ans
self.lookup_list = SCons.Node.arg2nodes_lookups
@@ -931,7 +932,7 @@ class Base(SubstitutionEnvironment):
initialize things in a very specific order that doesn't work
with the much simpler base class initialization.
"""
- if __debug__: logInstanceCreation(self, 'Environment.Base')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Environment.Base')
self._memo = {}
self.fs = SCons.Node.FS.get_default_fs()
self.ans = SCons.Node.Alias.default_ans
@@ -1414,7 +1415,7 @@ class Base(SubstitutionEnvironment):
# Finally, apply any flags to be merged in
if parse_flags: clone.MergeFlags(parse_flags)
- if __debug__: logInstanceCreation(self, 'Environment.EnvironmentClone')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Environment.EnvironmentClone')
return clone
def Copy(self, *args, **kw):
@@ -2270,7 +2271,7 @@ class OverrideEnvironment(Base):
"""
def __init__(self, subject, overrides={}):
- if __debug__: logInstanceCreation(self, 'Environment.OverrideEnvironment')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Environment.OverrideEnvironment')
self.__dict__['__subject'] = subject
self.__dict__['overrides'] = overrides
diff --git a/src/engine/SCons/Executor.py b/src/engine/SCons/Executor.py
index 6f2489b..7875537 100644
--- a/src/engine/SCons/Executor.py
+++ b/src/engine/SCons/Executor.py
@@ -31,6 +31,7 @@ __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import collections
+import SCons.Debug
from SCons.Debug import logInstanceCreation
import SCons.Errors
import SCons.Memoize
@@ -123,7 +124,7 @@ class Executor(object):
def __init__(self, action, env=None, overridelist=[{}],
targets=[], sources=[], builder_kw={}):
- if __debug__: logInstanceCreation(self, 'Executor.Executor')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Executor.Executor')
self.set_action_list(action)
self.pre_actions = []
self.post_actions = []
@@ -575,7 +576,7 @@ class Null(object):
going to worry about unit tests for this--at least for now.
"""
def __init__(self, *args, **kw):
- if __debug__: logInstanceCreation(self, 'Executor.Null')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Executor.Null')
self.batches = [Batch(kw['targets'][:], [])]
def get_build_env(self):
return get_NullEnvironment()
diff --git a/src/engine/SCons/Node/FS.py b/src/engine/SCons/Node/FS.py
index 4381697..18400e8 100644
--- a/src/engine/SCons/Node/FS.py
+++ b/src/engine/SCons/Node/FS.py
@@ -44,6 +44,7 @@ import time
import codecs
import SCons.Action
+import SCons.Debug
from SCons.Debug import logInstanceCreation
import SCons.Errors
import SCons.Memoize
@@ -581,7 +582,7 @@ class Base(SCons.Node.Node):
our relative and absolute paths, identify our parent
directory, and indicate that this node should use
signatures."""
- if __debug__: logInstanceCreation(self, 'Node.FS.Base')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Node.FS.Base')
SCons.Node.Node.__init__(self)
# Filenames and paths are probably reused and are intern'ed to
@@ -1111,7 +1112,7 @@ class FS(LocalFS):
The path argument must be a valid absolute path.
"""
- if __debug__: logInstanceCreation(self, 'Node.FS')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Node.FS')
self._memo = {}
@@ -1445,7 +1446,7 @@ class Dir(Base):
BuildInfo = DirBuildInfo
def __init__(self, name, directory, fs):
- if __debug__: logInstanceCreation(self, 'Node.FS.Dir')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Node.FS.Dir')
Base.__init__(self, name, directory, fs)
self._morph()
@@ -2113,7 +2114,7 @@ class RootDir(Dir):
this directory.
"""
def __init__(self, drive, fs):
- if __debug__: logInstanceCreation(self, 'Node.FS.RootDir')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Node.FS.RootDir')
# We're going to be our own parent directory (".." entry and .dir
# attribute) so we have to set up some values so Base.__init__()
# won't gag won't it calls some of our methods.
@@ -2361,7 +2362,7 @@ class File(Base):
"Directory %s found where file expected.")
def __init__(self, name, directory, fs):
- if __debug__: logInstanceCreation(self, 'Node.FS.File')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Node.FS.File')
Base.__init__(self, name, directory, fs)
self._morph()
diff --git a/src/engine/SCons/Node/__init__.py b/src/engine/SCons/Node/__init__.py
index 992284d..c114281 100644
--- a/src/engine/SCons/Node/__init__.py
+++ b/src/engine/SCons/Node/__init__.py
@@ -47,6 +47,7 @@ import collections
import copy
from itertools import chain
+import SCons.Debug
from SCons.Debug import logInstanceCreation
import SCons.Executor
import SCons.Memoize
@@ -183,7 +184,7 @@ class Node(object):
pass
def __init__(self):
- if __debug__: logInstanceCreation(self, 'Node.Node')
+ if SCons.Debug.track_instances: logInstanceCreation(self, 'Node.Node')
# Note that we no longer explicitly initialize a self.builder
# attribute to None here. That's because the self.builder
# attribute may be created on-the-fly later by a subclass (the
diff --git a/src/engine/SCons/Script/Main.py b/src/engine/SCons/Script/Main.py
index 837c103..9083b8e 100644
--- a/src/engine/SCons/Script/Main.py
+++ b/src/engine/SCons/Script/Main.py
@@ -622,7 +622,7 @@ def _set_debug_values(options):
debug_values = options.debug
if "count" in debug_values:
- # All of the object counts are within "if __debug__:" blocks,
+ # All of the object counts are within "if track_instances:" blocks,
# which get stripped when running optimized (with python -O or
# from compiled *.pyo files). Provide a warning if __debug__ is
# stripped, so it doesn't just look like --debug=count is broken.
@@ -630,6 +630,7 @@ def _set_debug_values(options):
if __debug__: enable_count = True
if enable_count:
count_stats.enable(sys.stdout)
+ SCons.Debug.track_instances = True
else:
msg = "--debug=count is not supported when running SCons\n" + \
"\twith the python -O option or optimized (.pyo) modules."
@@ -644,6 +645,8 @@ def _set_debug_values(options):
if "memory" in debug_values:
memory_stats.enable(sys.stdout)
print_objects = ("objects" in debug_values)
+ if print_objects:
+ SCons.Debug.track_instances = True
if "presub" in debug_values:
SCons.Action.print_actions_presub = 1
if "stacktrace" in debug_values: