115
97
MAX_COMPUTERNAME_LENGTH = 31
117
# Registry data type ids
122
def debug_memory_win32api(message='', short=True):
123
"""Use trace.note() to dump the running memory info."""
124
from bzrlib import trace
126
class PROCESS_MEMORY_COUNTERS_EX(ctypes.Structure):
127
"""Used by GetProcessMemoryInfo"""
128
_fields_ = [('cb', ctypes.c_ulong),
129
('PageFaultCount', ctypes.c_ulong),
130
('PeakWorkingSetSize', ctypes.c_size_t),
131
('WorkingSetSize', ctypes.c_size_t),
132
('QuotaPeakPagedPoolUsage', ctypes.c_size_t),
133
('QuotaPagedPoolUsage', ctypes.c_size_t),
134
('QuotaPeakNonPagedPoolUsage', ctypes.c_size_t),
135
('QuotaNonPagedPoolUsage', ctypes.c_size_t),
136
('PagefileUsage', ctypes.c_size_t),
137
('PeakPagefileUsage', ctypes.c_size_t),
138
('PrivateUsage', ctypes.c_size_t),
140
cur_process = ctypes.windll.kernel32.GetCurrentProcess()
141
mem_struct = PROCESS_MEMORY_COUNTERS_EX()
142
ret = ctypes.windll.psapi.GetProcessMemoryInfo(cur_process,
143
ctypes.byref(mem_struct),
144
ctypes.sizeof(mem_struct))
146
trace.note(gettext('Failed to GetProcessMemoryInfo()'))
148
info = {'PageFaultCount': mem_struct.PageFaultCount,
149
'PeakWorkingSetSize': mem_struct.PeakWorkingSetSize,
150
'WorkingSetSize': mem_struct.WorkingSetSize,
151
'QuotaPeakPagedPoolUsage': mem_struct.QuotaPeakPagedPoolUsage,
152
'QuotaPagedPoolUsage': mem_struct.QuotaPagedPoolUsage,
153
'QuotaPeakNonPagedPoolUsage':
154
mem_struct.QuotaPeakNonPagedPoolUsage,
155
'QuotaNonPagedPoolUsage': mem_struct.QuotaNonPagedPoolUsage,
156
'PagefileUsage': mem_struct.PagefileUsage,
157
'PeakPagefileUsage': mem_struct.PeakPagefileUsage,
158
'PrivateUsage': mem_struct.PrivateUsage,
162
# win32process does not return PrivateUsage, because it doesn't use
163
# PROCESS_MEMORY_COUNTERS_EX (it uses the one without _EX).
164
proc = win32process.GetCurrentProcess()
165
info = win32process.GetProcessMemoryInfo(proc)
167
trace.note(gettext('Cannot debug memory on win32 without ctypes'
171
# using base-2 units (see HACKING.txt).
172
trace.note(gettext('WorkingSize {0:>7}KiB'
173
'\tPeakWorking {1:>7}KiB\t{2}').format(
174
info['WorkingSetSize'] / 1024,
175
info['PeakWorkingSetSize'] / 1024,
179
trace.note('%s', message)
180
trace.note(gettext('WorkingSize %8d KiB'), info['WorkingSetSize'] / 1024)
181
trace.note(gettext('PeakWorking %8d KiB'), info['PeakWorkingSetSize'] / 1024)
182
trace.note(gettext('PagefileUsage %8d KiB'), info.get('PagefileUsage', 0) / 1024)
183
trace.note(gettext('PeakPagefileUsage %8d KiB'),
184
info.get('PeakPagefileUsage', 0) / 1024)
185
trace.note(gettext('PrivateUsage %8d KiB'), info.get('PrivateUsage', 0) / 1024)
186
trace.note(gettext('PageFaultCount %8d'), info.get('PageFaultCount', 0))
189
100
def get_console_size(defaultx=80, defaulty=25):
190
101
"""Return size of current console.
369
307
if (GetComputerName is not None
370
308
and GetComputerName(buf, ctypes.byref(n))):
371
return extract_buffer(buf)
372
return get_environ_unicode('COMPUTERNAME')
375
@symbol_versioning.deprecated_function(
376
symbol_versioning.deprecated_in((2, 5, 0)))
310
# otherwise try env variables, which will be 'mbcs' encoded
311
# on Windows (Python doesn't expose the native win32 unicode environment)
313
# http://msdn.microsoft.com/en-us/library/aa246807.aspx
314
# environment variables should always be encoded in 'mbcs'.
316
return os.environ['COMPUTERNAME'].decode("mbcs")
377
321
def _ensure_unicode(s):
322
from bzrlib import osutils
378
323
if s and type(s) != unicode:
379
324
from bzrlib import osutils
380
325
s = s.decode(osutils.get_user_encoding())
384
get_appdata_location_unicode = symbol_versioning.deprecated_function(
385
symbol_versioning.deprecated_in((2, 5, 0)))(get_appdata_location)
387
get_home_location_unicode = symbol_versioning.deprecated_function(
388
symbol_versioning.deprecated_in((2, 5, 0)))(get_home_location)
390
get_user_name_unicode = symbol_versioning.deprecated_function(
391
symbol_versioning.deprecated_in((2, 5, 0)))(get_user_name)
393
get_host_name_unicode = symbol_versioning.deprecated_function(
394
symbol_versioning.deprecated_in((2, 5, 0)))(get_host_name)
329
def get_appdata_location_unicode():
330
return _ensure_unicode(get_appdata_location())
332
def get_home_location_unicode():
333
return _ensure_unicode(get_home_location())
335
def get_user_name_unicode():
336
return _ensure_unicode(get_user_name())
338
def get_host_name_unicode():
339
return _ensure_unicode(get_host_name())
397
342
def _ensure_with_dir(path):
398
if (not os.path.split(path)[0] or path.startswith(u'*')
399
or path.startswith(u'?')):
343
if not os.path.split(path)[0] or path.startswith(u'*') or path.startswith(u'?'):
400
344
return u'./' + path, True
402
346
return path, False
404
348
def _undo_ensure_with_dir(path, corrected):
442
367
if not file_list:
444
370
expanded_file_list = []
445
371
for possible_glob in file_list:
446
expanded_file_list.extend(glob_one(possible_glob))
447
return expanded_file_list
373
# work around bugs in glob.glob()
374
# - Python bug #1001604 ("glob doesn't return unicode with ...")
375
# - failing expansion for */* with non-iso-8859-* chars
376
possible_glob, corrected = _ensure_with_dir(possible_glob)
377
glob_files = glob.glob(possible_glob)
380
# special case to let the normal code path handle
381
# files that do not exists
382
expanded_file_list.append(
383
_undo_ensure_with_dir(possible_glob, corrected))
385
glob_files = [_undo_ensure_with_dir(elem, corrected) for elem in glob_files]
386
expanded_file_list += glob_files
388
return [elem.replace(u'\\', u'/') for elem in expanded_file_list]
450
391
def get_app_path(appname):
451
r"""Look up in Windows registry for full path to application executable.
452
Typically, applications create subkey with their basename
392
"""Look up in Windows registry for full path to application executable.
393
Typicaly, applications create subkey with their basename
453
394
in HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\
455
396
:param appname: name of application (if no filename extension
458
399
or appname itself if nothing found.
403
hkey = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE,
404
r'SOFTWARE\Microsoft\Windows'
405
r'\CurrentVersion\App Paths')
406
except EnvironmentError:
462
409
basename = appname
463
410
if not os.path.splitext(basename)[1]:
464
411
basename = appname + '.exe'
467
hkey = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE,
468
'SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\' +
470
except EnvironmentError:
475
path, type_id = _winreg.QueryValueEx(hkey, '')
414
fullpath = _winreg.QueryValue(hkey, basename)
476
415
except WindowsError:
479
418
_winreg.CloseKey(hkey)
481
if type_id == REG_SZ:
483
if type_id == REG_EXPAND_SZ and has_win32api:
484
fullpath = win32api.ExpandEnvironmentStrings(path)
485
if len(fullpath) > 1 and fullpath[0] == '"' and fullpath[-1] == '"':
486
fullpath = fullpath[1:-1] # remove quotes around value
491
423
def set_file_attr_hidden(path):
492
424
"""Set file attributes to hidden if possible"""
493
425
if has_win32file:
494
if winver != 'Windows 98':
495
SetFileAttributes = win32file.SetFileAttributesW
497
SetFileAttributes = win32file.SetFileAttributes
499
SetFileAttributes(path, win32file.FILE_ATTRIBUTE_HIDDEN)
500
except pywintypes.error, e:
501
from bzrlib import trace
502
trace.mutter('Unable to set hidden attribute on %r: %s', path, e)
505
def _command_line_to_argv(command_line, argv, single_quotes_allowed=False):
506
"""Convert a Unicode command line into a list of argv arguments.
508
It performs wildcard expansion to make wildcards act closer to how they
509
work in posix shells, versus how they work by default on Windows. Quoted
510
arguments are left untouched.
512
:param command_line: The unicode string to split into an arg list.
513
:param single_quotes_allowed: Whether single quotes are accepted as quoting
514
characters like double quotes. False by
516
:return: A list of unicode strings.
518
# First, split the command line
519
s = cmdline.Splitter(command_line, single_quotes_allowed=single_quotes_allowed)
521
# Bug #587868 Now make sure that the length of s agrees with sys.argv
522
# we do this by simply counting the number of arguments in each. The counts should
523
# agree no matter what encoding sys.argv is in (AFAIK)
524
# len(arguments) < len(sys.argv) should be an impossibility since python gets
525
# args from the very same PEB as does GetCommandLineW
528
# Now shorten the command line we get from GetCommandLineW to match sys.argv
529
if len(arguments) < len(argv):
530
raise AssertionError("Split command line can't be shorter than argv")
531
arguments = arguments[len(arguments) - len(argv):]
533
# Carry on to process globs (metachars) in the command line
534
# expand globs if necessary
535
# TODO: Use 'globbing' instead of 'glob.glob', this gives us stuff like
538
for is_quoted, arg in arguments:
539
if is_quoted or not glob.has_magic(arg):
542
args.extend(glob_one(arg))
546
if has_ctypes and winver == 'Windows NT':
547
def get_unicode_argv():
548
prototype = ctypes.WINFUNCTYPE(ctypes.c_wchar_p)
549
GetCommandLineW = prototype(("GetCommandLineW",
550
ctypes.windll.kernel32))
551
command_line = GetCommandLineW()
552
if command_line is None:
553
raise ctypes.WinError()
554
# Skip the first argument, since we only care about parameters
555
argv = _command_line_to_argv(command_line, sys.argv)[1:]
559
def get_environ_unicode(key, default=None):
560
"""Get `key` from environment as unicode or `default` if unset
562
The environment is natively unicode on modern windows versions but
563
Python 2 only accesses it through the legacy bytestring api.
565
Environmental variable names are case insenstive on Windows.
567
A large enough buffer will be allocated to retrieve the value, though
568
it may take two calls to the underlying library function.
570
This needs ctypes because pywin32 does not expose the wide version.
572
cfunc = getattr(get_environ_unicode, "_c_function", None)
574
from ctypes.wintypes import DWORD, LPCWSTR, LPWSTR
575
cfunc = ctypes.WINFUNCTYPE(DWORD, LPCWSTR, LPWSTR, DWORD)(
576
("GetEnvironmentVariableW", ctypes.windll.kernel32))
577
get_environ_unicode._c_function = cfunc
578
buffer_size = 256 # heuristic, 256 characters often enough
580
buffer = ctypes.create_unicode_buffer(buffer_size)
581
length = cfunc(key, buffer, buffer_size)
583
code = ctypes.GetLastError()
584
if code == 203: # ERROR_ENVVAR_NOT_FOUND
586
raise ctypes.WinError(code)
587
if buffer_size > length:
588
return buffer[:length]
591
get_unicode_argv = None
592
def get_environ_unicode(key, default=None):
593
"""Get `key` from environment as unicode or `default` if unset
595
Fallback version that should basically never be needed.
597
from bzrlib import osutils
599
return os.environ[key].decode(osutils.get_user_encoding())
605
def _pywin32_is_local_pid_dead(pid):
606
"""True if pid doesn't correspond to live process on this machine"""
608
handle = win32api.OpenProcess(1, False, pid) # PROCESS_TERMINATE
609
except pywintypes.error, e:
610
if e[0] == 5: # ERROR_ACCESS_DENIED
611
# Probably something alive we're not allowed to kill
613
elif e[0] == 87: # ERROR_INVALID_PARAMETER
618
is_local_pid_dead = _pywin32_is_local_pid_dead
619
elif has_ctypes and sys.platform == 'win32':
620
from ctypes.wintypes import BOOL, DWORD, HANDLE
621
_kernel32 = ctypes.windll.kernel32
622
_CloseHandle = ctypes.WINFUNCTYPE(BOOL, HANDLE)(
623
("CloseHandle", _kernel32))
624
_OpenProcess = ctypes.WINFUNCTYPE(HANDLE, DWORD, BOOL, DWORD)(
625
("OpenProcess", _kernel32))
626
def _ctypes_is_local_pid_dead(pid):
627
"""True if pid doesn't correspond to live process on this machine"""
628
handle = _OpenProcess(1, False, pid) # PROCESS_TERMINATE
630
errorcode = ctypes.GetLastError()
631
if errorcode == 5: # ERROR_ACCESS_DENIED
632
# Probably something alive we're not allowed to kill
634
elif errorcode == 87: # ERROR_INVALID_PARAMETER
636
raise ctypes.WinError(errorcode)
639
is_local_pid_dead = _ctypes_is_local_pid_dead
642
def _is_pywintypes_error(evalue):
643
"""True if exception instance is an error from pywin32"""
644
if has_pywintypes and isinstance(evalue, pywintypes.error):
426
win32file.SetFileAttributes(path, win32file.FILE_ATTRIBUTE_HIDDEN)
added
removed
bzrlib/win32utils.py
