diff options
Diffstat (limited to 'scons/scons-local-2.0.1/SCons/Debug.py')
-rw-r--r-- | scons/scons-local-2.0.1/SCons/Debug.py | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/scons/scons-local-2.0.1/SCons/Debug.py b/scons/scons-local-2.0.1/SCons/Debug.py deleted file mode 100644 index f4eb65f2..00000000 --- a/scons/scons-local-2.0.1/SCons/Debug.py +++ /dev/null @@ -1,220 +0,0 @@ -"""SCons.Debug - -Code for debugging SCons internal things. Shouldn't be -needed by most users. - -""" - -# -# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 The SCons Foundation -# -# Permission is hereby granted, free of charge, to any person obtaining -# a copy of this software and associated documentation files (the -# "Software"), to deal in the Software without restriction, including -# without limitation the rights to use, copy, modify, merge, publish, -# distribute, sublicense, and/or sell copies of the Software, and to -# permit persons to whom the Software is furnished to do so, subject to -# the following conditions: -# -# The above copyright notice and this permission notice shall be included -# in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY -# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE -# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -# - -__revision__ = "src/engine/SCons/Debug.py 5134 2010/08/16 23:02:40 bdeegan" - -import os -import sys -import time -import weakref - -tracked_classes = {} - -def logInstanceCreation(instance, name=None): - if name is None: - name = instance.__class__.__name__ - if name not in tracked_classes: - tracked_classes[name] = [] - tracked_classes[name].append(weakref.ref(instance)) - -def string_to_classes(s): - if s == '*': - return sorted(tracked_classes.keys()) - else: - return s.split() - -def fetchLoggedInstances(classes="*"): - classnames = string_to_classes(classes) - return [(cn, len(tracked_classes[cn])) for cn in classnames] - -def countLoggedInstances(classes, file=sys.stdout): - for classname in string_to_classes(classes): - file.write("%s: %d\n" % (classname, len(tracked_classes[classname]))) - -def listLoggedInstances(classes, file=sys.stdout): - for classname in string_to_classes(classes): - file.write('\n%s:\n' % classname) - for ref in tracked_classes[classname]: - obj = ref() - if obj is not None: - file.write(' %s\n' % repr(obj)) - -def dumpLoggedInstances(classes, file=sys.stdout): - for classname in string_to_classes(classes): - file.write('\n%s:\n' % classname) - for ref in tracked_classes[classname]: - obj = ref() - if obj is not None: - file.write(' %s:\n' % obj) - for key, value in obj.__dict__.items(): - file.write(' %20s : %s\n' % (key, value)) - - - -if sys.platform[:5] == "linux": - # Linux doesn't actually support memory usage stats from getrusage(). - def memory(): - mstr = open('/proc/self/stat').read() - mstr = mstr.split()[22] - return int(mstr) -elif sys.platform[:6] == 'darwin': - #TODO really get memory stats for OS X - def memory(): - return 0 -else: - try: - import resource - except ImportError: - try: - import win32process - import win32api - except ImportError: - def memory(): - return 0 - else: - def memory(): - process_handle = win32api.GetCurrentProcess() - memory_info = win32process.GetProcessMemoryInfo( process_handle ) - return memory_info['PeakWorkingSetSize'] - else: - def memory(): - res = resource.getrusage(resource.RUSAGE_SELF) - return res[4] - -# returns caller's stack -def caller_stack(*backlist): - import traceback - if not backlist: - backlist = [0] - result = [] - for back in backlist: - tb = traceback.extract_stack(limit=3+back) - key = tb[0][:3] - result.append('%s:%d(%s)' % func_shorten(key)) - return result - -caller_bases = {} -caller_dicts = {} - -# trace a caller's stack -def caller_trace(back=0): - import traceback - tb = traceback.extract_stack(limit=3+back) - tb.reverse() - callee = tb[1][:3] - caller_bases[callee] = caller_bases.get(callee, 0) + 1 - for caller in tb[2:]: - caller = callee + caller[:3] - try: - entry = caller_dicts[callee] - except KeyError: - caller_dicts[callee] = entry = {} - entry[caller] = entry.get(caller, 0) + 1 - callee = caller - -# print a single caller and its callers, if any -def _dump_one_caller(key, file, level=0): - leader = ' '*level - for v,c in sorted([(-v,c) for c,v in caller_dicts[key].items()]): - file.write("%s %6d %s:%d(%s)\n" % ((leader,-v) + func_shorten(c[-3:]))) - if c in caller_dicts: - _dump_one_caller(c, file, level+1) - -# print each call tree -def dump_caller_counts(file=sys.stdout): - for k in sorted(caller_bases.keys()): - file.write("Callers of %s:%d(%s), %d calls:\n" - % (func_shorten(k) + (caller_bases[k],))) - _dump_one_caller(k, file) - -shorten_list = [ - ( '/scons/SCons/', 1), - ( '/src/engine/SCons/', 1), - ( '/usr/lib/python', 0), -] - -if os.sep != '/': - shorten_list = [(t[0].replace('/', os.sep), t[1]) for t in shorten_list] - -def func_shorten(func_tuple): - f = func_tuple[0] - for t in shorten_list: - i = f.find(t[0]) - if i >= 0: - if t[1]: - i = i + len(t[0]) - return (f[i:],)+func_tuple[1:] - return func_tuple - - -TraceFP = {} -if sys.platform == 'win32': - TraceDefault = 'con' -else: - TraceDefault = '/dev/tty' - -TimeStampDefault = None -StartTime = time.time() -PreviousTime = StartTime - -def Trace(msg, file=None, mode='w', tstamp=None): - """Write a trace message to a file. Whenever a file is specified, - it becomes the default for the next call to Trace().""" - global TraceDefault - global TimeStampDefault - global PreviousTime - if file is None: - file = TraceDefault - else: - TraceDefault = file - if tstamp is None: - tstamp = TimeStampDefault - else: - TimeStampDefault = tstamp - try: - fp = TraceFP[file] - except KeyError: - try: - fp = TraceFP[file] = open(file, mode) - except TypeError: - # Assume we were passed an open file pointer. - fp = file - if tstamp: - now = time.time() - fp.write('%8.4f %8.4f: ' % (now - StartTime, now - PreviousTime)) - PreviousTime = now - fp.write(msg) - fp.flush() - -# Local Variables: -# tab-width:4 -# indent-tabs-mode:nil -# End: -# vim: set expandtab tabstop=4 shiftwidth=4: |