annotate mercurial/win32.py @ 22056:83df50a8d61c

simplemerge: remove dead code The following functions in simplemerge are dead code. I reran "make test-merge*" after this change, and it passed. Looks like cruft that we've been carrying since we nabbed this code from bzr.
author Jordi Gutiérrez Hermoso <jordigh@octave.org>
date Thu, 07 Aug 2014 12:51:45 -0400
parents 4898c37e03c0
children a2285e2fc949
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # win32.py - utility functions that use win32 API
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2 #
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3 # Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7
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8 import ctypes, errno, os, subprocess, random
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9
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10 _kernel32 = ctypes.windll.kernel32
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11 _advapi32 = ctypes.windll.advapi32
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12 _user32 = ctypes.windll.user32
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13
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14 _BOOL = ctypes.c_long
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15 _WORD = ctypes.c_ushort
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16 _DWORD = ctypes.c_ulong
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17 _UINT = ctypes.c_uint
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18 _LONG = ctypes.c_long
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19 _LPCSTR = _LPSTR = ctypes.c_char_p
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20 _HANDLE = ctypes.c_void_p
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21 _HWND = _HANDLE
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22
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23 _INVALID_HANDLE_VALUE = _HANDLE(-1).value
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24
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25 # GetLastError
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26 _ERROR_SUCCESS = 0
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27 _ERROR_NO_MORE_FILES = 18
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28 _ERROR_INVALID_PARAMETER = 87
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29 _ERROR_INSUFFICIENT_BUFFER = 122
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30
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31 # WPARAM is defined as UINT_PTR (unsigned type)
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32 # LPARAM is defined as LONG_PTR (signed type)
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33 if ctypes.sizeof(ctypes.c_long) == ctypes.sizeof(ctypes.c_void_p):
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34 _WPARAM = ctypes.c_ulong
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35 _LPARAM = ctypes.c_long
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36 elif ctypes.sizeof(ctypes.c_longlong) == ctypes.sizeof(ctypes.c_void_p):
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37 _WPARAM = ctypes.c_ulonglong
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38 _LPARAM = ctypes.c_longlong
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39
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40 class _FILETIME(ctypes.Structure):
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41 _fields_ = [('dwLowDateTime', _DWORD),
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42 ('dwHighDateTime', _DWORD)]
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43
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44 class _BY_HANDLE_FILE_INFORMATION(ctypes.Structure):
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45 _fields_ = [('dwFileAttributes', _DWORD),
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46 ('ftCreationTime', _FILETIME),
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47 ('ftLastAccessTime', _FILETIME),
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48 ('ftLastWriteTime', _FILETIME),
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49 ('dwVolumeSerialNumber', _DWORD),
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50 ('nFileSizeHigh', _DWORD),
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51 ('nFileSizeLow', _DWORD),
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52 ('nNumberOfLinks', _DWORD),
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53 ('nFileIndexHigh', _DWORD),
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54 ('nFileIndexLow', _DWORD)]
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55
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56 # CreateFile
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57 _FILE_SHARE_READ = 0x00000001
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58 _FILE_SHARE_WRITE = 0x00000002
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59 _FILE_SHARE_DELETE = 0x00000004
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60
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61 _OPEN_EXISTING = 3
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62
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63 _FILE_FLAG_BACKUP_SEMANTICS = 0x02000000
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64
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65 # SetFileAttributes
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66 _FILE_ATTRIBUTE_NORMAL = 0x80
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67 _FILE_ATTRIBUTE_NOT_CONTENT_INDEXED = 0x2000
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68
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69 # Process Security and Access Rights
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70 _PROCESS_QUERY_INFORMATION = 0x0400
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71
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72 # GetExitCodeProcess
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73 _STILL_ACTIVE = 259
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74
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75 class _STARTUPINFO(ctypes.Structure):
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76 _fields_ = [('cb', _DWORD),
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77 ('lpReserved', _LPSTR),
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78 ('lpDesktop', _LPSTR),
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79 ('lpTitle', _LPSTR),
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80 ('dwX', _DWORD),
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81 ('dwY', _DWORD),
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82 ('dwXSize', _DWORD),
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83 ('dwYSize', _DWORD),
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84 ('dwXCountChars', _DWORD),
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85 ('dwYCountChars', _DWORD),
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86 ('dwFillAttribute', _DWORD),
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87 ('dwFlags', _DWORD),
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88 ('wShowWindow', _WORD),
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89 ('cbReserved2', _WORD),
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90 ('lpReserved2', ctypes.c_char_p),
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91 ('hStdInput', _HANDLE),
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92 ('hStdOutput', _HANDLE),
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93 ('hStdError', _HANDLE)]
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94
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95 class _PROCESS_INFORMATION(ctypes.Structure):
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96 _fields_ = [('hProcess', _HANDLE),
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97 ('hThread', _HANDLE),
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98 ('dwProcessId', _DWORD),
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99 ('dwThreadId', _DWORD)]
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100
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101 _CREATE_NO_WINDOW = 0x08000000
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102 _SW_HIDE = 0
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103
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104 class _COORD(ctypes.Structure):
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105 _fields_ = [('X', ctypes.c_short),
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106 ('Y', ctypes.c_short)]
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107
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108 class _SMALL_RECT(ctypes.Structure):
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109 _fields_ = [('Left', ctypes.c_short),
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110 ('Top', ctypes.c_short),
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111 ('Right', ctypes.c_short),
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112 ('Bottom', ctypes.c_short)]
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113
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114 class _CONSOLE_SCREEN_BUFFER_INFO(ctypes.Structure):
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115 _fields_ = [('dwSize', _COORD),
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116 ('dwCursorPosition', _COORD),
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117 ('wAttributes', _WORD),
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118 ('srWindow', _SMALL_RECT),
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119 ('dwMaximumWindowSize', _COORD)]
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120
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121 _STD_ERROR_HANDLE = _DWORD(-12).value
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122
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123 # CreateToolhelp32Snapshot, Process32First, Process32Next
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124 _TH32CS_SNAPPROCESS = 0x00000002
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diff changeset
125 _MAX_PATH = 260
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Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
126
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
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diff changeset
127 class _tagPROCESSENTRY32(ctypes.Structure):
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
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diff changeset
128 _fields_ = [('dwsize', _DWORD),
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diff changeset
129 ('cntUsage', _DWORD),
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diff changeset
130 ('th32ProcessID', _DWORD),
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diff changeset
131 ('th32DefaultHeapID', ctypes.c_void_p),
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diff changeset
132 ('th32ModuleID', _DWORD),
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diff changeset
133 ('cntThreads', _DWORD),
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diff changeset
134 ('th32ParentProcessID', _DWORD),
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diff changeset
135 ('pcPriClassBase', _LONG),
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
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diff changeset
136 ('dwFlags', _DWORD),
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Simon Heimberg <simohe@besonet.ch>
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diff changeset
137 ('szExeFile', ctypes.c_char * _MAX_PATH)]
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
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parents: 19159
diff changeset
138
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
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diff changeset
139 def __init__(self):
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
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diff changeset
140 super(_tagPROCESSENTRY32, self).__init__()
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
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diff changeset
141 self.dwsize = ctypes.sizeof(self)
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
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parents: 19159
diff changeset
142
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
143
14345
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diff changeset
144 # types of parameters of C functions used (required by pypy)
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diff changeset
145
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
146 _kernel32.CreateFileA.argtypes = [_LPCSTR, _DWORD, _DWORD, ctypes.c_void_p,
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diff changeset
147 _DWORD, _DWORD, _HANDLE]
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diff changeset
148 _kernel32.CreateFileA.restype = _HANDLE
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diff changeset
149
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diff changeset
150 _kernel32.GetFileInformationByHandle.argtypes = [_HANDLE, ctypes.c_void_p]
bf9a105aed0a win32.py: add argtypes and restype
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diff changeset
151 _kernel32.GetFileInformationByHandle.restype = _BOOL
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diff changeset
152
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diff changeset
153 _kernel32.CloseHandle.argtypes = [_HANDLE]
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diff changeset
154 _kernel32.CloseHandle.restype = _BOOL
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diff changeset
155
15095
ec222a29bdf0 win32: quietly ignore missing CreateHardLinkA for Wine
Matt Mackall <mpm@selenic.com>
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diff changeset
156 try:
ec222a29bdf0 win32: quietly ignore missing CreateHardLinkA for Wine
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parents: 14345
diff changeset
157 _kernel32.CreateHardLinkA.argtypes = [_LPCSTR, _LPCSTR, ctypes.c_void_p]
ec222a29bdf0 win32: quietly ignore missing CreateHardLinkA for Wine
Matt Mackall <mpm@selenic.com>
parents: 14345
diff changeset
158 _kernel32.CreateHardLinkA.restype = _BOOL
ec222a29bdf0 win32: quietly ignore missing CreateHardLinkA for Wine
Matt Mackall <mpm@selenic.com>
parents: 14345
diff changeset
159 except AttributeError:
ec222a29bdf0 win32: quietly ignore missing CreateHardLinkA for Wine
Matt Mackall <mpm@selenic.com>
parents: 14345
diff changeset
160 pass
14345
bf9a105aed0a win32.py: add argtypes and restype
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diff changeset
161
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diff changeset
162 _kernel32.SetFileAttributesA.argtypes = [_LPCSTR, _DWORD]
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
163 _kernel32.SetFileAttributesA.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
164
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
165 _kernel32.OpenProcess.argtypes = [_DWORD, _BOOL, _DWORD]
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
166 _kernel32.OpenProcess.restype = _HANDLE
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diff changeset
167
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
168 _kernel32.GetExitCodeProcess.argtypes = [_HANDLE, ctypes.c_void_p]
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
169 _kernel32.GetExitCodeProcess.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
170
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
171 _kernel32.GetLastError.argtypes = []
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
172 _kernel32.GetLastError.restype = _DWORD
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Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
173
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
174 _kernel32.GetModuleFileNameA.argtypes = [_HANDLE, ctypes.c_void_p, _DWORD]
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
175 _kernel32.GetModuleFileNameA.restype = _DWORD
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
176
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
177 _kernel32.CreateProcessA.argtypes = [_LPCSTR, _LPCSTR, ctypes.c_void_p,
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
178 ctypes.c_void_p, _BOOL, _DWORD, ctypes.c_void_p, _LPCSTR, ctypes.c_void_p,
bf9a105aed0a win32.py: add argtypes and restype
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diff changeset
179 ctypes.c_void_p]
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
180 _kernel32.CreateProcessA.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
181
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
182 _kernel32.ExitProcess.argtypes = [_UINT]
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
183 _kernel32.ExitProcess.restype = None
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parents: 14344
diff changeset
184
bf9a105aed0a win32.py: add argtypes and restype
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diff changeset
185 _kernel32.GetCurrentProcessId.argtypes = []
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
186 _kernel32.GetCurrentProcessId.restype = _DWORD
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
187
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
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diff changeset
188 _SIGNAL_HANDLER = ctypes.WINFUNCTYPE(_BOOL, _DWORD)
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
189 _kernel32.SetConsoleCtrlHandler.argtypes = [_SIGNAL_HANDLER, _BOOL]
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
190 _kernel32.SetConsoleCtrlHandler.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
191
bf9a105aed0a win32.py: add argtypes and restype
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diff changeset
192 _kernel32.GetStdHandle.argtypes = [_DWORD]
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
193 _kernel32.GetStdHandle.restype = _HANDLE
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
194
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
195 _kernel32.GetConsoleScreenBufferInfo.argtypes = [_HANDLE, ctypes.c_void_p]
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
196 _kernel32.GetConsoleScreenBufferInfo.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
197
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
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diff changeset
198 _advapi32.GetUserNameA.argtypes = [ctypes.c_void_p, ctypes.c_void_p]
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
199 _advapi32.GetUserNameA.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
200
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
201 _user32.GetWindowThreadProcessId.argtypes = [_HANDLE, ctypes.c_void_p]
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
202 _user32.GetWindowThreadProcessId.restype = _DWORD
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
203
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
204 _user32.ShowWindow.argtypes = [_HANDLE, ctypes.c_int]
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
205 _user32.ShowWindow.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
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parents: 14344
diff changeset
206
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
207 _WNDENUMPROC = ctypes.WINFUNCTYPE(_BOOL, _HWND, _LPARAM)
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
208 _user32.EnumWindows.argtypes = [_WNDENUMPROC, _LPARAM]
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
209 _user32.EnumWindows.restype = _BOOL
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
210
20425
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
211 _kernel32.CreateToolhelp32Snapshot.argtypes = [_DWORD, _DWORD]
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
212 _kernel32.CreateToolhelp32Snapshot.restype = _BOOL
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
213
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
214 _kernel32.Process32First.argtypes = [_HANDLE, ctypes.c_void_p]
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
215 _kernel32.Process32First.restype = _BOOL
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
216
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
217 _kernel32.Process32Next.argtypes = [_HANDLE, ctypes.c_void_p]
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
218 _kernel32.Process32Next.restype = _BOOL
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
219
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
220 def _raiseoserror(name):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
221 err = ctypes.WinError()
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
222 raise OSError(err.errno, '%s: %s' % (name, err.strerror))
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
223
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
224 def _getfileinfo(name):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
225 fh = _kernel32.CreateFileA(name, 0,
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
226 _FILE_SHARE_READ | _FILE_SHARE_WRITE | _FILE_SHARE_DELETE,
17006
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
227 None, _OPEN_EXISTING, _FILE_FLAG_BACKUP_SEMANTICS, None)
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
228 if fh == _INVALID_HANDLE_VALUE:
f1fa8f481c7c port win32.py to using the Python ctypes library
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parents: 13374
diff changeset
229 _raiseoserror(name)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
230 try:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
231 fi = _BY_HANDLE_FILE_INFORMATION()
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
232 if not _kernel32.GetFileInformationByHandle(fh, ctypes.byref(fi)):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
233 _raiseoserror(name)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
234 return fi
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
235 finally:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
236 _kernel32.CloseHandle(fh)
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
237
14235
b9e1b041744f rename util.os_link to oslink
Adrian Buehlmann <adrian@cadifra.com>
parents: 14230
diff changeset
238 def oslink(src, dst):
13976
9ca1ff3d4f8c win32: Wine doesn't know about hardlinks
Matt Mackall <mpm@selenic.com>
parents: 13795
diff changeset
239 try:
9ca1ff3d4f8c win32: Wine doesn't know about hardlinks
Matt Mackall <mpm@selenic.com>
parents: 13795
diff changeset
240 if not _kernel32.CreateHardLinkA(dst, src, None):
9ca1ff3d4f8c win32: Wine doesn't know about hardlinks
Matt Mackall <mpm@selenic.com>
parents: 13795
diff changeset
241 _raiseoserror(src)
9ca1ff3d4f8c win32: Wine doesn't know about hardlinks
Matt Mackall <mpm@selenic.com>
parents: 13795
diff changeset
242 except AttributeError: # Wine doesn't support this function
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
243 _raiseoserror(src)
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
244
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
245 def nlinks(name):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
246 '''return number of hardlinks for the given file'''
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
247 return _getfileinfo(name).nNumberOfLinks
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
248
17006
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
249 def samefile(path1, path2):
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
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parents: 16807
diff changeset
250 '''Returns whether path1 and path2 refer to the same file or directory.'''
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
251 res1 = _getfileinfo(path1)
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
252 res2 = _getfileinfo(path2)
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
253 return (res1.dwVolumeSerialNumber == res2.dwVolumeSerialNumber
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
254 and res1.nFileIndexHigh == res2.nFileIndexHigh
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
255 and res1.nFileIndexLow == res2.nFileIndexLow)
10218
750b7a4f01f6 Add support for relinking on Windows.
Siddharth Agarwal <sid.bugzilla@gmail.com>
parents: 9198
diff changeset
256
17006
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
257 def samedevice(path1, path2):
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
258 '''Returns whether path1 and path2 are on the same device.'''
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
259 res1 = _getfileinfo(path1)
6fc7fd72ba3e win32.py: let samefile and samedevice work on directories too
Adrian Buehlmann <adrian@cadifra.com>
parents: 16807
diff changeset
260 res2 = _getfileinfo(path2)
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
261 return res1.dwVolumeSerialNumber == res2.dwVolumeSerialNumber
10218
750b7a4f01f6 Add support for relinking on Windows.
Siddharth Agarwal <sid.bugzilla@gmail.com>
parents: 9198
diff changeset
262
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
263 def testpid(pid):
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
264 '''return True if pid is still running or unable to
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
265 determine, False otherwise'''
13375
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Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
266 h = _kernel32.OpenProcess(_PROCESS_QUERY_INFORMATION, False, pid)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
267 if h:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
268 try:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
269 status = _DWORD()
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
270 if _kernel32.GetExitCodeProcess(h, ctypes.byref(status)):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
271 return status.value == _STILL_ACTIVE
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
272 finally:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
273 _kernel32.CloseHandle(h)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
274 return _kernel32.GetLastError() != _ERROR_INVALID_PARAMETER
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
275
14236
e949a008999d rename util.executable_path to executablepath
Adrian Buehlmann <adrian@cadifra.com>
parents: 14235
diff changeset
276 def executablepath():
13376
60b5c6c3fd12 win32: new function executable_path
Adrian Buehlmann <adrian@cadifra.com>
parents: 13375
diff changeset
277 '''return full path of hg.exe'''
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
278 size = 600
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
279 buf = ctypes.create_string_buffer(size + 1)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
280 len = _kernel32.GetModuleFileNameA(None, ctypes.byref(buf), size)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
281 if len == 0:
16687
e34106fa0dc3 cleanup: "raise SomeException()" -> "raise SomeException"
Brodie Rao <brodie@sf.io>
parents: 15095
diff changeset
282 raise ctypes.WinError
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
283 elif len == size:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
284 raise ctypes.WinError(_ERROR_INSUFFICIENT_BUFFER)
13376
60b5c6c3fd12 win32: new function executable_path
Adrian Buehlmann <adrian@cadifra.com>
parents: 13375
diff changeset
285 return buf.value
60b5c6c3fd12 win32: new function executable_path
Adrian Buehlmann <adrian@cadifra.com>
parents: 13375
diff changeset
286
7890
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7778
diff changeset
287 def getuser():
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7778
diff changeset
288 '''return name of current user'''
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
289 size = _DWORD(300)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
290 buf = ctypes.create_string_buffer(size.value + 1)
14345
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
291 if not _advapi32.GetUserNameA(ctypes.byref(buf), ctypes.byref(size)):
16687
e34106fa0dc3 cleanup: "raise SomeException()" -> "raise SomeException"
Brodie Rao <brodie@sf.io>
parents: 15095
diff changeset
292 raise ctypes.WinError
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
293 return buf.value
4672
272c0a09b203 Handle CTRL+C in serve under Windows.
Marcos Chaves <marcos.nospam@gmail.com>
parents: 4407
diff changeset
294
14237
4d684d8210a1 rename util.set_signal_handler to setsignalhandler
Adrian Buehlmann <adrian@cadifra.com>
parents: 14236
diff changeset
295 _signalhandler = []
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
296
14237
4d684d8210a1 rename util.set_signal_handler to setsignalhandler
Adrian Buehlmann <adrian@cadifra.com>
parents: 14236
diff changeset
297 def setsignalhandler():
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
298 '''Register a termination handler for console events including
4672
272c0a09b203 Handle CTRL+C in serve under Windows.
Marcos Chaves <marcos.nospam@gmail.com>
parents: 4407
diff changeset
299 CTRL+C. python signal handlers do not work well with socket
272c0a09b203 Handle CTRL+C in serve under Windows.
Marcos Chaves <marcos.nospam@gmail.com>
parents: 4407
diff changeset
300 operations.
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
301 '''
4672
272c0a09b203 Handle CTRL+C in serve under Windows.
Marcos Chaves <marcos.nospam@gmail.com>
parents: 4407
diff changeset
302 def handler(event):
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
303 _kernel32.ExitProcess(1)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
304
14237
4d684d8210a1 rename util.set_signal_handler to setsignalhandler
Adrian Buehlmann <adrian@cadifra.com>
parents: 14236
diff changeset
305 if _signalhandler:
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
306 return # already registered
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
307 h = _SIGNAL_HANDLER(handler)
14237
4d684d8210a1 rename util.set_signal_handler to setsignalhandler
Adrian Buehlmann <adrian@cadifra.com>
parents: 14236
diff changeset
308 _signalhandler.append(h) # needed to prevent garbage collection
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
309 if not _kernel32.SetConsoleCtrlHandler(h, True):
16687
e34106fa0dc3 cleanup: "raise SomeException()" -> "raise SomeException"
Brodie Rao <brodie@sf.io>
parents: 15095
diff changeset
310 raise ctypes.WinError
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
311
10240
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10219
diff changeset
312 def hidewindow():
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10219
diff changeset
313
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
314 def callback(hwnd, pid):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
315 wpid = _DWORD()
14345
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
316 _user32.GetWindowThreadProcessId(hwnd, ctypes.byref(wpid))
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
317 if pid == wpid.value:
14345
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
318 _user32.ShowWindow(hwnd, _SW_HIDE)
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
319 return False # stop enumerating windows
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
320 return True
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
321
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
322 pid = _kernel32.GetCurrentProcessId()
14345
bf9a105aed0a win32.py: add argtypes and restype
Adrian Buehlmann <adrian@cadifra.com>
parents: 14344
diff changeset
323 _user32.EnumWindows(_WNDENUMPROC(callback), pid)
11012
81631f0cf13b win32: detect console width on Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10388
diff changeset
324
12689
c52c629ce19e termwidth: move to ui.ui from util
Augie Fackler <durin42@gmail.com>
parents: 12401
diff changeset
325 def termwidth():
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
326 # cmd.exe does not handle CR like a unix console, the CR is
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
327 # counted in the line length. On 80 columns consoles, if 80
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
328 # characters are written, the following CR won't apply on the
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
329 # current line but on the new one. Keep room for it.
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
330 width = 79
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
331 # Query stderr to avoid problems with redirections
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
332 screenbuf = _kernel32.GetStdHandle(
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
333 _STD_ERROR_HANDLE) # don't close the handle returned
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
334 if screenbuf is None or screenbuf == _INVALID_HANDLE_VALUE:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
335 return width
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
336 csbi = _CONSOLE_SCREEN_BUFFER_INFO()
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
337 if not _kernel32.GetConsoleScreenBufferInfo(
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
338 screenbuf, ctypes.byref(csbi)):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
339 return width
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
340 width = csbi.srWindow.Right - csbi.srWindow.Left
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
341 return width
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
342
20425
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
343 def _1stchild(pid):
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
344 '''return the 1st found child of the given pid
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
345
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
346 None is returned when no child is found'''
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
347 pe = _tagPROCESSENTRY32()
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
348
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
349 # create handle to list all processes
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
350 ph = _kernel32.CreateToolhelp32Snapshot(_TH32CS_SNAPPROCESS, 0)
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
351 if ph == _INVALID_HANDLE_VALUE:
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
352 raise ctypes.WinError
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
353 try:
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
354 r = _kernel32.Process32First(ph, ctypes.byref(pe))
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
355 # loop over all processes
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
356 while r:
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
357 if pe.th32ParentProcessID == pid:
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
358 # return first child found
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
359 return pe.th32ProcessID
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
360 r = _kernel32.Process32Next(ph, ctypes.byref(pe))
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
361 finally:
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
362 _kernel32.CloseHandle(ph)
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
363 if _kernel32.GetLastError() != _ERROR_NO_MORE_FILES:
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
364 raise ctypes.WinError
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
365 return None # no child found
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
366
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
367 class _tochildpid(int): # pid is _DWORD, which always matches in an int
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
368 '''helper for spawndetached, returns the child pid on conversion to string
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
369
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
370 Does not resolve the child pid immediately because the child may not yet be
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
371 started.
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
372 '''
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
373 def childpid(self):
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
374 '''returns the child pid of the first found child of the process
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
375 with this pid'''
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
376 return _1stchild(self)
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
377 def __str__(self):
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
378 # run when the pid is written to the file
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
379 ppid = self.childpid()
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
380 if ppid is None:
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
381 # race, child has exited since check
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
382 # fall back to this pid. Its process will also have disappeared,
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
383 # raising the same error type later as when the child pid would
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
384 # be returned.
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
385 return " %d" % self
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
386 return str(ppid)
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
387
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
388 def spawndetached(args):
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
389 # No standard library function really spawns a fully detached
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
390 # process under win32 because they allocate pipes or other objects
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
391 # to handle standard streams communications. Passing these objects
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
392 # to the child process requires handle inheritance to be enabled
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
393 # which makes really detached processes impossible.
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
394 si = _STARTUPINFO()
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
395 si.cb = ctypes.sizeof(_STARTUPINFO)
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
396
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
397 pi = _PROCESS_INFORMATION()
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
398
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
399 env = ''
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
400 for k in os.environ:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
401 env += "%s=%s\0" % (k, os.environ[k])
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
402 if not env:
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
403 env = '\0'
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
404 env += '\0'
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
405
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
406 args = subprocess.list2cmdline(args)
17428
72803c8edaa4 avoid using abbreviations that look like spelling errors
Mads Kiilerich <mads@kiilerich.com>
parents: 17051
diff changeset
407 # Not running the command in shell mode makes Python 2.6 hang when
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
408 # writing to hgweb output socket.
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
409 comspec = os.environ.get("COMSPEC", "cmd.exe")
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
410 args = comspec + " /c " + args
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
411
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
412 res = _kernel32.CreateProcessA(
17050
e780fb37168b win32: specify _CREATE_NO_WINDOW on spawndetached()
Adrian Buehlmann <adrian@cadifra.com>
parents: 17006
diff changeset
413 None, args, None, None, False, _CREATE_NO_WINDOW,
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
414 env, os.getcwd(), ctypes.byref(si), ctypes.byref(pi))
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
415 if not res:
16687
e34106fa0dc3 cleanup: "raise SomeException()" -> "raise SomeException"
Brodie Rao <brodie@sf.io>
parents: 15095
diff changeset
416 raise ctypes.WinError
13375
f1fa8f481c7c port win32.py to using the Python ctypes library
Adrian Buehlmann <adrian@cadifra.com>
parents: 13374
diff changeset
417
20425
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
418 # _tochildpid because the process is the child of COMSPEC
ca6aa8362f33 win32: spawndetached returns pid of detached process and not of cmd.exe
Simon Heimberg <simohe@besonet.ch>
parents: 19159
diff changeset
419 return _tochildpid(pi.dwProcessId)
13775
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
420
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
421 def unlink(f):
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
422 '''try to implement POSIX' unlink semantics on Windows'''
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
423
21226
4898c37e03c0 win32: backout 1a9ebc83a74c
Steve Borho <steve@borho.org>
parents: 21193
diff changeset
424 if os.path.isdir(f):
4898c37e03c0 win32: backout 1a9ebc83a74c
Steve Borho <steve@borho.org>
parents: 21193
diff changeset
425 # use EPERM because it is POSIX prescribed value, even though
4898c37e03c0 win32: backout 1a9ebc83a74c
Steve Borho <steve@borho.org>
parents: 21193
diff changeset
426 # unlink(2) on directories returns EISDIR on Linux
4898c37e03c0 win32: backout 1a9ebc83a74c
Steve Borho <steve@borho.org>
parents: 21193
diff changeset
427 raise IOError(errno.EPERM,
4898c37e03c0 win32: backout 1a9ebc83a74c
Steve Borho <steve@borho.org>
parents: 21193
diff changeset
428 "Unlinking directory not permitted: '%s'" % f)
19159
1b329f8c7b24 windows: check target type before actual unlinking to follow POSIX semantics
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 18959
diff changeset
429
13775
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
430 # POSIX allows to unlink and rename open files. Windows has serious
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
431 # problems with doing that:
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
432 # - Calling os.unlink (or os.rename) on a file f fails if f or any
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
433 # hardlinked copy of f has been opened with Python's open(). There is no
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
434 # way such a file can be deleted or renamed on Windows (other than
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
435 # scheduling the delete or rename for the next reboot).
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
436 # - Calling os.unlink on a file that has been opened with Mercurial's
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
437 # posixfile (or comparable methods) will delay the actual deletion of
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
438 # the file for as long as the file is held open. The filename is blocked
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
439 # during that time and cannot be used for recreating a new file under
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
440 # that same name ("zombie file"). Directories containing such zombie files
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
441 # cannot be removed or moved.
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
442 # A file that has been opened with posixfile can be renamed, so we rename
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
443 # f to a random temporary name before calling os.unlink on it. This allows
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
444 # callers to recreate f immediately while having other readers do their
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
445 # implicit zombie filename blocking on a temporary name.
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
446
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
447 for tries in xrange(10):
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
448 temp = '%s-%08x' % (f, random.randint(0, 0xffffffff))
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
449 try:
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
450 os.rename(f, temp) # raises OSError EEXIST if temp exists
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
451 break
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
452 except OSError, e:
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
453 if e.errno != errno.EEXIST:
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
454 raise
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
455 else:
18175
fd3f8b87b682 win32: clean up use of two-argument raise
Augie Fackler <raf@durin42.com>
parents: 17428
diff changeset
456 raise IOError(errno.EEXIST, "No usable temporary filename found")
13775
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
457
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
458 try:
930efdc6bfa4 windows: move unlink to win32.py
Adrian Buehlmann <adrian@cadifra.com>
parents: 13379
diff changeset
459 os.unlink(temp)
13776
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
460 except OSError:
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
461 # The unlink might have failed because the READONLY attribute may heave
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
462 # been set on the original file. Rename works fine with READONLY set,
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
463 # but not os.unlink. Reset all attributes and try again.
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
464 _kernel32.SetFileAttributesA(temp, _FILE_ATTRIBUTE_NORMAL)
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
465 try:
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
466 os.unlink(temp)
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
467 except OSError:
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
468 # The unlink might have failed due to some very rude AV-Scanners.
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
469 # Leaking a tempfile is the lesser evil than aborting here and
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
470 # leaving some potentially serious inconsistencies.
a2f0fdb1e488 win32: remove READONLY attribute on unlink
Adrian Buehlmann <adrian@cadifra.com>
parents: 13775
diff changeset
471 pass
13795
43b5fe18ea6c set NOT_CONTENT_INDEXED on .hg dir (issue2694)
Adrian Buehlmann <adrian@cadifra.com>
parents: 13776
diff changeset
472
43b5fe18ea6c set NOT_CONTENT_INDEXED on .hg dir (issue2694)
Adrian Buehlmann <adrian@cadifra.com>
parents: 13776
diff changeset
473 def makedir(path, notindexed):
43b5fe18ea6c set NOT_CONTENT_INDEXED on .hg dir (issue2694)
Adrian Buehlmann <adrian@cadifra.com>
parents: 13776
diff changeset
474 os.mkdir(path)
43b5fe18ea6c set NOT_CONTENT_INDEXED on .hg dir (issue2694)
Adrian Buehlmann <adrian@cadifra.com>
parents: 13776
diff changeset
475 if notindexed:
43b5fe18ea6c set NOT_CONTENT_INDEXED on .hg dir (issue2694)
Adrian Buehlmann <adrian@cadifra.com>
parents: 13776
diff changeset
476 _kernel32.SetFileAttributesA(path, _FILE_ATTRIBUTE_NOT_CONTENT_INDEXED)