19
19
Only one dependency: ctypes should be installed.
22
from __future__ import absolute_import
33
from breezy.i18n import gettext
30
if sys.platform == 'win32':
31
_major,_minor,_build,_platform,_text = sys.getwindowsversion()
34
# The operating system platform.
35
# This member can be one of the following values.
36
# ========================== ======================================
38
# -------------------------- --------------------------------------
39
# VER_PLATFORM_WIN32_NT The operating system is Windows Vista,
40
# 2 Windows Server "Longhorn",
41
# Windows Server 2003, Windows XP,
42
# Windows 2000, or Windows NT.
44
# VER_PLATFORM_WIN32_WINDOWS The operating system is Windows Me,
45
# 1 Windows 98, or Windows 95.
46
# ========================== ======================================
50
# don't care about real Windows name, just to force safe operations
35
56
# We can cope without it; use a separate variable to help pyflakes
109
128
ctypes.byref(mem_struct),
110
129
ctypes.sizeof(mem_struct))
112
trace.note(gettext('Failed to GetProcessMemoryInfo()'))
131
trace.note('Failed to GetProcessMemoryInfo()')
114
133
info = {'PageFaultCount': mem_struct.PageFaultCount,
115
134
'PeakWorkingSetSize': mem_struct.PeakWorkingSetSize,
116
135
'WorkingSetSize': mem_struct.WorkingSetSize,
117
136
'QuotaPeakPagedPoolUsage': mem_struct.QuotaPeakPagedPoolUsage,
118
137
'QuotaPagedPoolUsage': mem_struct.QuotaPagedPoolUsage,
119
'QuotaPeakNonPagedPoolUsage':
120
mem_struct.QuotaPeakNonPagedPoolUsage,
138
'QuotaPeakNonPagedPoolUsage': mem_struct.QuotaPeakNonPagedPoolUsage,
121
139
'QuotaNonPagedPoolUsage': mem_struct.QuotaNonPagedPoolUsage,
122
140
'PagefileUsage': mem_struct.PagefileUsage,
123
141
'PeakPagefileUsage': mem_struct.PeakPagefileUsage,
130
148
proc = win32process.GetCurrentProcess()
131
149
info = win32process.GetProcessMemoryInfo(proc)
133
trace.note(gettext('Cannot debug memory on win32 without ctypes'
151
trace.note('Cannot debug memory on win32 without ctypes'
137
# using base-2 units (see HACKING.txt).
138
trace.note(gettext('WorkingSize {0:>7}KiB'
139
'\tPeakWorking {1:>7}KiB\t{2}').format(
155
trace.note('WorkingSize %7dKB'
156
'\tPeakWorking %7dKB\t%s',
140
157
info['WorkingSetSize'] / 1024,
141
158
info['PeakWorkingSetSize'] / 1024,
145
162
trace.note('%s', message)
146
trace.note(gettext('WorkingSize %8d KiB'), info['WorkingSetSize'] / 1024)
147
trace.note(gettext('PeakWorking %8d KiB'), info['PeakWorkingSetSize'] / 1024)
148
trace.note(gettext('PagefileUsage %8d KiB'), info.get('PagefileUsage', 0) / 1024)
149
trace.note(gettext('PeakPagefileUsage %8d KiB'),
150
info.get('PeakPagefileUsage', 0) / 1024)
151
trace.note(gettext('PrivateUsage %8d KiB'), info.get('PrivateUsage', 0) / 1024)
152
trace.note(gettext('PageFaultCount %8d'), info.get('PageFaultCount', 0))
163
trace.note('WorkingSize %8d KB', info['WorkingSetSize'] / 1024)
164
trace.note('PeakWorking %8d KB', info['PeakWorkingSetSize'] / 1024)
165
trace.note('PagefileUsage %8d KB', info.get('PagefileUsage', 0) / 1024)
166
trace.note('PeakPagefileUsage %8d KB', info.get('PeakPagefileUsage', 0) / 1024)
167
trace.note('PrivateUsage %8d KB', info.get('PrivateUsage', 0) / 1024)
168
trace.note('PageFaultCount %8d', info.get('PageFaultCount', 0))
155
171
def get_console_size(defaultx=80, defaulty=25):
223
238
one that moves with the user as they logon to different machines, and
224
239
a 'local' one that stays local to the machine. This returns the 'roaming'
225
240
directory, and thus is suitable for storing user-preferences, etc.
242
Returned value can be unicode or plain string.
243
To convert plain string to unicode use
244
s.decode(osutils.get_user_encoding())
245
(XXX - but see bug 262874, which asserts the correct encoding is 'mbcs')
227
247
appdata = _get_sh_special_folder_path(CSIDL_APPDATA)
230
# Use APPDATA if defined, will return None if not
231
return get_environ_unicode('APPDATA')
251
appdata = os.environ.get('APPDATA')
254
# if we fall to this point we on win98
255
# at least try C:/WINDOWS/Application Data
256
windir = os.environ.get('windir')
258
appdata = os.path.join(windir, 'Application Data')
259
if os.path.isdir(appdata):
261
# did not find anything
234
265
def get_local_appdata_location():
256
292
Assume on win32 it's the <My Documents> folder.
257
293
If location cannot be obtained return system drive root,
296
Returned value can be unicode or plain string.
297
To convert plain string to unicode use
298
s.decode(osutils.get_user_encoding())
260
300
home = _get_sh_special_folder_path(CSIDL_PERSONAL)
263
home = get_environ_unicode('HOME')
303
# try for HOME env variable
304
home = os.path.expanduser('~')
266
homepath = get_environ_unicode('HOMEPATH')
267
if homepath is not None:
268
return os.path.join(get_environ_unicode('HOMEDIR', ''), home)
269
307
# at least return windows root directory
270
windir = get_environ_unicode('WINDIR')
308
windir = os.environ.get('windir')
272
310
return os.path.splitdrive(windir)[0] + '/'
273
311
# otherwise C:\ is good enough for 98% users
277
315
def get_user_name():
278
316
"""Return user name as login name.
279
317
If name cannot be obtained return None.
319
Returned value can be unicode or plain string.
320
To convert plain string to unicode use
321
s.decode(osutils.get_user_encoding())
335
378
if (GetComputerName is not None
336
379
and GetComputerName(buf, ctypes.byref(n))):
337
return extract_buffer(buf)
338
return get_environ_unicode('COMPUTERNAME')
381
# otherwise try env variables, which will be 'mbcs' encoded
382
# on Windows (Python doesn't expose the native win32 unicode environment)
384
# http://msdn.microsoft.com/en-us/library/aa246807.aspx
385
# environment variables should always be encoded in 'mbcs'.
387
return os.environ['COMPUTERNAME'].decode("mbcs")
392
def _ensure_unicode(s):
393
if s and type(s) != unicode:
394
from bzrlib import osutils
395
s = s.decode(osutils.get_user_encoding())
399
def get_appdata_location_unicode():
400
return _ensure_unicode(get_appdata_location())
402
def get_home_location_unicode():
403
return _ensure_unicode(get_home_location())
405
def get_user_name_unicode():
406
return _ensure_unicode(get_user_name())
408
def get_host_name_unicode():
409
return _ensure_unicode(get_host_name())
341
412
def _ensure_with_dir(path):
342
if (not os.path.split(path)[0] or path.startswith(u'*')
343
or path.startswith(u'?')):
413
if not os.path.split(path)[0] or path.startswith(u'*') or path.startswith(u'?'):
344
414
return u'./' + path, True
346
416
return path, False
435
506
def set_file_attr_hidden(path):
436
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"""Set file attributes to hidden if possible"""
437
508
if has_win32file:
438
SetFileAttributes = win32file.SetFileAttributesW
509
if winver != 'Windows 98':
510
SetFileAttributes = win32file.SetFileAttributesW
512
SetFileAttributes = win32file.SetFileAttributes
440
514
SetFileAttributes(path, win32file.FILE_ATTRIBUTE_HIDDEN)
441
except pywintypes.error as e:
515
except pywintypes.error, e:
516
from bzrlib import trace
443
517
trace.mutter('Unable to set hidden attribute on %r: %s', path, e)
446
def _command_line_to_argv(command_line, argv, single_quotes_allowed=False):
447
"""Convert a Unicode command line into a list of argv arguments.
449
It performs wildcard expansion to make wildcards act closer to how they
450
work in posix shells, versus how they work by default on Windows. Quoted
451
arguments are left untouched.
453
:param command_line: The unicode string to split into an arg list.
454
:param single_quotes_allowed: Whether single quotes are accepted as quoting
455
characters like double quotes. False by
457
:return: A list of unicode strings.
459
# First, split the command line
460
s = cmdline.Splitter(command_line, single_quotes_allowed=single_quotes_allowed)
462
# Bug #587868 Now make sure that the length of s agrees with sys.argv
463
# we do this by simply counting the number of arguments in each. The counts should
464
# agree no matter what encoding sys.argv is in (AFAIK)
465
# len(arguments) < len(sys.argv) should be an impossibility since python gets
466
# args from the very same PEB as does GetCommandLineW
469
# Now shorten the command line we get from GetCommandLineW to match sys.argv
470
if len(arguments) < len(argv):
471
raise AssertionError("Split command line can't be shorter than argv")
472
arguments = arguments[len(arguments) - len(argv):]
474
# Carry on to process globs (metachars) in the command line
475
# expand globs if necessary
521
class UnicodeShlex(object):
522
"""This is a very simplified version of shlex.shlex.
524
The main change is that it supports non-ascii input streams. The internal
525
structure is quite simplified relative to shlex.shlex, since we aren't
526
trying to handle multiple input streams, etc. In fact, we don't use a
527
file-like api either.
530
def __init__(self, uni_string):
531
self._input = uni_string
532
self._input_iter = iter(self._input)
533
self._whitespace_match = re.compile(u'\s').match
534
self._word_match = re.compile(u'\S').match
535
self._quote_chars = u'"'
536
# self._quote_match = re.compile(u'[\'"]').match
537
self._escape_match = lambda x: None # Never matches
540
# ' ' - after whitespace, starting a new token
541
# 'a' - after text, currently working on a token
542
# '"' - after ", currently in a "-delimited quoted section
543
# "\" - after '\', checking the next char
545
self._token = [] # Current token being parsed
547
def _get_token(self):
548
# Were there quote chars as part of this token?
551
for nextchar in self._input_iter:
552
if self._state == ' ':
553
if self._whitespace_match(nextchar):
554
# if self._token: return token
556
elif nextchar in self._quote_chars:
557
self._state = nextchar # quoted state
558
elif self._word_match(nextchar):
559
self._token.append(nextchar)
562
raise AssertionError('wtttf?')
563
elif self._state in self._quote_chars:
565
if nextchar == self._state: # End of quote
566
self._state = 'a' # posix allows 'foo'bar to translate to
568
elif self._state == '"' and nextchar == self._escape:
569
quoted_state = self._state
570
self._state = nextchar
572
self._token.append(nextchar)
573
elif self._state == self._escape:
575
self._token.append('\\')
576
elif nextchar == '"':
577
self._token.append(nextchar)
579
self._token.append('\\' + nextchar)
580
self._state = quoted_state
581
elif self._state == 'a':
582
if self._whitespace_match(nextchar):
584
break # emit this token
586
continue # no token to emit
587
elif nextchar in self._quote_chars:
588
# Start a new quoted section
589
self._state = nextchar
591
elif (self._word_match(nextchar)
592
or nextchar in self._quote_chars
593
# or whitespace_split?
595
self._token.append(nextchar)
597
raise AssertionError('state == "a", char: %r'
600
raise AssertionError('unknown state: %r' % (self._state,))
601
result = ''.join(self._token)
603
if not quoted and result == '':
605
return quoted, result
611
quoted, token = self._get_token()
617
def _command_line_to_argv(command_line):
618
"""Convert a Unicode command line into a set of argv arguments.
620
This does wildcard expansion, etc. It is intended to make wildcards act
621
closer to how they work in posix shells, versus how they work by default on
624
s = UnicodeShlex(command_line)
625
# Now that we've split the content, expand globs
476
626
# TODO: Use 'globbing' instead of 'glob.glob', this gives us stuff like
477
627
# '**/' style globs
479
for is_quoted, arg in arguments:
629
for is_quoted, arg in s:
480
630
if is_quoted or not glob.has_magic(arg):
637
if has_ctypes and winver != 'Windows 98':
488
638
def get_unicode_argv():
489
prototype = ctypes.WINFUNCTYPE(ctypes.c_wchar_p)
490
GetCommandLineW = prototype(("GetCommandLineW",
491
ctypes.windll.kernel32))
492
command_line = GetCommandLineW()
493
if command_line is None:
494
raise ctypes.WinError()
639
LPCWSTR = ctypes.c_wchar_p
641
POINTER = ctypes.POINTER
642
prototype = ctypes.WINFUNCTYPE(LPCWSTR)
643
GetCommandLine = prototype(("GetCommandLineW",
644
ctypes.windll.kernel32))
645
prototype = ctypes.WINFUNCTYPE(POINTER(LPCWSTR), LPCWSTR, POINTER(INT))
646
command_line = GetCommandLine()
495
647
# Skip the first argument, since we only care about parameters
496
argv = _command_line_to_argv(command_line, sys.argv)[1:]
648
argv = _command_line_to_argv(command_line)[1:]
649
if getattr(sys, 'frozen', None) is None:
650
# Invoked via 'python.exe' which takes the form:
651
# python.exe [PYTHON_OPTIONS] C:\Path\bzr [BZR_OPTIONS]
652
# we need to get only BZR_OPTIONS part,
653
# We already removed 'python.exe' so we remove everything up to and
654
# including the first non-option ('-') argument.
655
for idx in xrange(len(argv)):
656
if argv[idx][:1] != '-':
500
def get_environ_unicode(key, default=None):
501
"""Get `key` from environment as unicode or `default` if unset
503
The environment is natively unicode on modern windows versions but
504
Python 2 only accesses it through the legacy bytestring api.
506
Environmental variable names are case insenstive on Windows.
508
A large enough buffer will be allocated to retrieve the value, though
509
it may take two calls to the underlying library function.
511
This needs ctypes because pywin32 does not expose the wide version.
513
cfunc = getattr(get_environ_unicode, "_c_function", None)
515
from ctypes.wintypes import DWORD, LPCWSTR, LPWSTR
516
cfunc = ctypes.WINFUNCTYPE(DWORD, LPCWSTR, LPWSTR, DWORD)(
517
("GetEnvironmentVariableW", ctypes.windll.kernel32))
518
get_environ_unicode._c_function = cfunc
519
buffer_size = 256 # heuristic, 256 characters often enough
521
buffer = ctypes.create_unicode_buffer(buffer_size)
522
length = cfunc(key, buffer, buffer_size)
524
code = ctypes.GetLastError()
525
if code == 203: # ERROR_ENVVAR_NOT_FOUND
527
raise ctypes.WinError(code)
528
if buffer_size > length:
529
return buffer[:length]
534
def _pywin32_is_local_pid_dead(pid):
535
"""True if pid doesn't correspond to live process on this machine"""
537
handle = win32api.OpenProcess(1, False, pid) # PROCESS_TERMINATE
538
except pywintypes.error as e:
539
if e[0] == 5: # ERROR_ACCESS_DENIED
540
# Probably something alive we're not allowed to kill
542
elif e[0] == 87: # ERROR_INVALID_PARAMETER
547
is_local_pid_dead = _pywin32_is_local_pid_dead
548
elif has_ctypes and sys.platform == 'win32':
549
from ctypes.wintypes import BOOL, DWORD, HANDLE
550
_kernel32 = ctypes.windll.kernel32
551
_CloseHandle = ctypes.WINFUNCTYPE(BOOL, HANDLE)(
552
("CloseHandle", _kernel32))
553
_OpenProcess = ctypes.WINFUNCTYPE(HANDLE, DWORD, BOOL, DWORD)(
554
("OpenProcess", _kernel32))
555
def _ctypes_is_local_pid_dead(pid):
556
"""True if pid doesn't correspond to live process on this machine"""
557
handle = _OpenProcess(1, False, pid) # PROCESS_TERMINATE
559
errorcode = ctypes.GetLastError()
560
if errorcode == 5: # ERROR_ACCESS_DENIED
561
# Probably something alive we're not allowed to kill
563
elif errorcode == 87: # ERROR_INVALID_PARAMETER
565
raise ctypes.WinError(errorcode)
568
is_local_pid_dead = _ctypes_is_local_pid_dead
571
def _is_pywintypes_error(evalue):
572
"""True if exception instance is an error from pywin32"""
573
if has_pywintypes and isinstance(evalue, pywintypes.error):
661
get_unicode_argv = None